diff options
74 files changed, 3617 insertions, 178 deletions
@@ -68,3 +68,4 @@ timeline.txt timeline.html Testing/ training/checkpoints/ +validation_results/ @@ -0,0 +1,43 @@ +=== CNN v2 Complete Training Pipeline === +Input: training/input +Target: training/target_2 +Epochs: 10000 +Checkpoint interval: 500 + +[1/4] Training CNN v2 model... +Training on cpu +Loaded 8 image pairs +Model: [16, 8, 4] channels, [1, 3, 5] kernels, 3456 weights + +Training for 10000 epochs... +Traceback (most recent call last): + File "/Users/skal/demo/training/train_cnn_v2.py", line 217, in <module> + main() + File "/Users/skal/demo/training/train_cnn_v2.py", line 213, in main + train(args) + File "/Users/skal/demo/training/train_cnn_v2.py", line 157, in train + for static_feat, target in dataloader: + File "/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-packages/torch/utils/data/dataloader.py", line 741, in __next__ + data = self._next_data() + ^^^^^^^^^^^^^^^^^ + File "/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-packages/torch/utils/data/dataloader.py", line 801, in _next_data + data = self._dataset_fetcher.fetch(index) # may raise StopIteration + ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + File "/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-packages/torch/utils/data/_utils/fetch.py", line 57, in fetch + return self.collate_fn(data) + ^^^^^^^^^^^^^^^^^^^^^ + File "/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-packages/torch/utils/data/_utils/collate.py", line 401, in default_collate + return collate(batch, collate_fn_map=default_collate_fn_map) + ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + File "/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-packages/torch/utils/data/_utils/collate.py", line 214, in collate + return [ + ^ + File "/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-packages/torch/utils/data/_utils/collate.py", line 215, in <listcomp> + collate(samples, collate_fn_map=collate_fn_map) + File "/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-packages/torch/utils/data/_utils/collate.py", line 155, in collate + return collate_fn_map[elem_type](batch, collate_fn_map=collate_fn_map) + ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + File "/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-packages/torch/utils/data/_utils/collate.py", line 275, in collate_tensor_fn + return torch.stack(batch, 0, out=out) + ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +RuntimeError: stack expects each tensor to be equal size, but got [8, 376, 626] at entry 0 and [8, 344, 361] at entry 1 diff --git a/PROJECT_CONTEXT.md b/PROJECT_CONTEXT.md index fb6f931..83bfef6 100644 --- a/PROJECT_CONTEXT.md +++ b/PROJECT_CONTEXT.md @@ -36,7 +36,7 @@ - **Audio:** Sample-accurate sync. Zero heap allocations per frame. Variable tempo. Comprehensive tests. - **Shaders:** Parameterized effects (UniformHelper, .seq syntax). Beat-synchronized animation support (`beat_time`, `beat_phase`). Modular WGSL composition. - **3D:** Hybrid SDF/rasterization with BVH. Binary scene loader. Blender pipeline. -- **Effects:** CNN post-processing foundation (3-layer architecture, modular snippets). CNNEffect validated in demo. +- **Effects:** CNN post-processing: CNNEffect (v1) and CNNv2Effect operational. CNN v2: storage buffer weights (~3.2 KB), 7D static features, dynamic layers. Validated and loading correctly. TODO: 8-bit quantization. - **Tools:** CNN test tool (readback works, output incorrect - under investigation). Texture readback utility functional. Timeline editor (web-based, beat-aligned, audio playback). - **Build:** Asset dependency tracking. Size measurement. Hot-reload (debug-only). - **Testing:** **36/36 passing (100%)** @@ -57,7 +57,7 @@ See `TODO.md` for current priorities and active tasks. - `doc/CONTRIBUTING.md` - Development protocols **Technical Reference:** -- Core: `ASSET_SYSTEM.md`, `SEQUENCE.md`, `TRACKER.md`, `3D.md`, `CNN_EFFECT.md` +- Core: `ASSET_SYSTEM.md`, `SEQUENCE.md`, `TRACKER.md`, `3D.md`, `CNN_EFFECT.md`, `CNN_V2.md` - Formats: `SCENE_FORMAT.md`, `MASKING_SYSTEM.md` - Tools: `BUILD.md`, `WORKSPACE_SYSTEM.md`, `SIZE_MEASUREMENT.md`, `CNN_TEST_TOOL.md`, `tools/timeline_editor/README.md` @@ -24,6 +24,28 @@ Self-contained workspaces for parallel demo development. --- +## Priority 2: CNN v2 - Parametric Static Features (Task #85) [COMPLETE] + +Enhanced CNN post-processing with multi-dimensional feature inputs. + +**Design:** `doc/CNN_V2.md` + +**Status:** +- ✅ Full implementation complete and validated +- ✅ Binary weight loading fixed (FATAL_CHECK inversion bug) +- ✅ Training pipeline: 100 epochs, 3×3 kernels, patch-based +- ✅ All tests passing (36/36) + +**Specs:** +- 7D static features (RGBD + UV + sin + bias) +- Storage buffer weights (~3.2 KB, 8→4→4 channels) +- Dynamic layer count, per-layer params +- <10 KB target achieved + +**TODO:** 8-bit quantization (2× reduction, needs QAT). + +--- + ## Priority 3: 3D System Enhancements (Task #18) Pipeline for importing complex 3D scenes to replace hardcoded geometry. diff --git a/checkpoints/checkpoint_epoch_10.pth b/checkpoints/checkpoint_epoch_10.pth Binary files differnew file mode 100644 index 0000000..710315a --- /dev/null +++ b/checkpoints/checkpoint_epoch_10.pth diff --git a/checkpoints/checkpoint_epoch_100.pth b/checkpoints/checkpoint_epoch_100.pth Binary files differnew file mode 100644 index 0000000..55d4f07 --- /dev/null +++ b/checkpoints/checkpoint_epoch_100.pth diff --git a/checkpoints/checkpoint_epoch_15.pth b/checkpoints/checkpoint_epoch_15.pth Binary files differnew file mode 100644 index 0000000..e7e78d4 --- /dev/null +++ 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b/checkpoints/checkpoint_epoch_85.pth Binary files differnew file mode 100644 index 0000000..57f8ae6 --- /dev/null +++ b/checkpoints/checkpoint_epoch_85.pth diff --git a/checkpoints/checkpoint_epoch_90.pth b/checkpoints/checkpoint_epoch_90.pth Binary files differnew file mode 100644 index 0000000..942ce10 --- /dev/null +++ b/checkpoints/checkpoint_epoch_90.pth diff --git a/checkpoints/checkpoint_epoch_95.pth b/checkpoints/checkpoint_epoch_95.pth Binary files differnew file mode 100644 index 0000000..ea1dffb --- /dev/null +++ b/checkpoints/checkpoint_epoch_95.pth diff --git a/cmake/DemoSourceLists.cmake b/cmake/DemoSourceLists.cmake index fc6b02d..017ecac 100644 --- a/cmake/DemoSourceLists.cmake +++ b/cmake/DemoSourceLists.cmake @@ -29,11 +29,11 @@ set(UTIL_SOURCES src/util/asset_manager.cc src/util/file_watcher.cc) # GPU sources (conditional: HEADLESS / STRIP_EXTERNAL / NORMAL) demo_set_conditional_sources(GPU_SOURCES # Headless mode: Functional stubs (timeline/audio work) - "src/gpu/headless_gpu.cc;src/gpu/demo_effects.cc;src/gpu/effect.cc;src/gpu/effects/heptagon_effect.cc;src/gpu/effects/particles_effect.cc;src/gpu/effects/passthrough_effect.cc;src/gpu/effects/moving_ellipse_effect.cc;src/gpu/effects/particle_spray_effect.cc;src/gpu/effects/gaussian_blur_effect.cc;src/gpu/effects/solarize_effect.cc;src/gpu/effects/scene1_effect.cc;src/gpu/effects/chroma_aberration_effect.cc;src/gpu/effects/vignette_effect.cc;src/gpu/effects/cnn_effect.cc;src/gpu/effects/post_process_helper.cc;src/gpu/effects/shaders.cc;src/gpu/effects/hybrid_3d_effect.cc;src/gpu/effects/flash_cube_effect.cc;src/gpu/effects/theme_modulation_effect.cc;src/gpu/effects/fade_effect.cc;src/gpu/effects/flash_effect.cc;src/gpu/effects/shader_composer.cc;src/gpu/effects/circle_mask_effect.cc;src/gpu/effects/rotating_cube_effect.cc;src/gpu/texture_manager.cc;src/gpu/texture_readback.cc" + "src/gpu/headless_gpu.cc;src/gpu/demo_effects.cc;src/gpu/effect.cc;src/gpu/effects/heptagon_effect.cc;src/gpu/effects/particles_effect.cc;src/gpu/effects/passthrough_effect.cc;src/gpu/effects/moving_ellipse_effect.cc;src/gpu/effects/particle_spray_effect.cc;src/gpu/effects/gaussian_blur_effect.cc;src/gpu/effects/solarize_effect.cc;src/gpu/effects/scene1_effect.cc;src/gpu/effects/chroma_aberration_effect.cc;src/gpu/effects/vignette_effect.cc;src/gpu/effects/cnn_effect.cc;src/gpu/effects/cnn_v2_effect.cc;src/gpu/effects/post_process_helper.cc;src/gpu/effects/shaders.cc;src/gpu/effects/hybrid_3d_effect.cc;src/gpu/effects/flash_cube_effect.cc;src/gpu/effects/theme_modulation_effect.cc;src/gpu/effects/fade_effect.cc;src/gpu/effects/flash_effect.cc;src/gpu/effects/shader_composer.cc;src/gpu/effects/circle_mask_effect.cc;src/gpu/effects/rotating_cube_effect.cc;src/gpu/texture_manager.cc;src/gpu/texture_readback.cc" # Strip mode: Minimal GPU stubs only "src/gpu/stub_gpu.cc" # Normal mode: Full GPU implementation - "src/gpu/gpu.cc;src/gpu/effect.cc;src/gpu/effects/heptagon_effect.cc;src/gpu/effects/particles_effect.cc;src/gpu/effects/passthrough_effect.cc;src/gpu/effects/moving_ellipse_effect.cc;src/gpu/effects/particle_spray_effect.cc;src/gpu/effects/gaussian_blur_effect.cc;src/gpu/effects/solarize_effect.cc;src/gpu/effects/scene1_effect.cc;src/gpu/effects/chroma_aberration_effect.cc;src/gpu/effects/vignette_effect.cc;src/gpu/effects/cnn_effect.cc;src/gpu/effects/post_process_helper.cc;src/gpu/effects/shaders.cc;src/gpu/effects/hybrid_3d_effect.cc;src/gpu/effects/flash_cube_effect.cc;src/gpu/effects/theme_modulation_effect.cc;src/gpu/effects/fade_effect.cc;src/gpu/effects/flash_effect.cc;src/gpu/effects/shader_composer.cc;src/gpu/effects/circle_mask_effect.cc;src/gpu/effects/rotating_cube_effect.cc;src/gpu/texture_manager.cc;src/gpu/texture_readback.cc" + "src/gpu/gpu.cc;src/gpu/effect.cc;src/gpu/effects/heptagon_effect.cc;src/gpu/effects/particles_effect.cc;src/gpu/effects/passthrough_effect.cc;src/gpu/effects/moving_ellipse_effect.cc;src/gpu/effects/particle_spray_effect.cc;src/gpu/effects/gaussian_blur_effect.cc;src/gpu/effects/solarize_effect.cc;src/gpu/effects/scene1_effect.cc;src/gpu/effects/chroma_aberration_effect.cc;src/gpu/effects/vignette_effect.cc;src/gpu/effects/cnn_effect.cc;src/gpu/effects/cnn_v2_effect.cc;src/gpu/effects/post_process_helper.cc;src/gpu/effects/shaders.cc;src/gpu/effects/hybrid_3d_effect.cc;src/gpu/effects/flash_cube_effect.cc;src/gpu/effects/theme_modulation_effect.cc;src/gpu/effects/fade_effect.cc;src/gpu/effects/flash_effect.cc;src/gpu/effects/shader_composer.cc;src/gpu/effects/circle_mask_effect.cc;src/gpu/effects/rotating_cube_effect.cc;src/gpu/texture_manager.cc;src/gpu/texture_readback.cc" ) # 3D sources (conditional: HEADLESS / STRIP_EXTERNAL / NORMAL) diff --git a/doc/CNN_V2.md b/doc/CNN_V2.md new file mode 100644 index 0000000..9407934 --- /dev/null +++ b/doc/CNN_V2.md @@ -0,0 +1,674 @@ +# CNN v2: Parametric Static Features + +**Technical Design Document** + +--- + +## Overview + +CNN v2 extends the original CNN post-processing effect with parametric static features, enabling richer spatial and frequency-domain inputs for improved visual quality. + +**Key improvements over v1:** +- 7D static feature input (vs 4D RGB) +- Multi-frequency position encoding (NeRF-style) +- Per-layer configurable kernel sizes (1×1, 3×3, 5×5) +- Variable channel counts per layer +- Float16 weight storage (~3.2 KB for 3-layer model) +- Bias integrated as static feature dimension +- Storage buffer architecture (dynamic layer count) +- Binary weight format for runtime loading + +**Status:** ✅ Complete. Training pipeline functional, validation tools ready. +**TODO:** 8-bit quantization with QAT for 2× size reduction (~1.6 KB) + +--- + +## Architecture + +### Pipeline Overview + +``` +Input RGBD → Static Features Compute → CNN Layers → Output RGBA + └─ computed once/frame ─┘ └─ multi-pass ─┘ +``` + +**Static Features Texture:** +- Name: `static_features` +- Format: `texture_storage_2d<rgba32uint, write>` (4×u32) +- Data: 8 float16 values packed via `pack2x16float()` +- Computed once per frame, read by all CNN layers +- Lifetime: Entire frame (all CNN layer passes) + +**CNN Layers:** +- Input Layer: 7D static features → C₀ channels +- Inner Layers: (7D + Cᵢ₋₁) → Cᵢ channels +- Output Layer: (7D + Cₙ) → 4D RGBA +- Storage: `texture_storage_2d<rgba32uint>` (8×f16 per texel recommended) + +--- + +## Static Features (7D + 1 bias) + +### Feature Layout + +**8 float16 values per pixel:** + +```wgsl +// Slot 0-3: RGBD (core pixel data) +let r = rgba.r; // Red channel +let g = rgba.g; // Green channel +let b = rgba.b; // Blue channel +let d = depth; // Depth value + +// Slot 4-5: UV coordinates (normalized screen space) +let uv_x = coord.x / resolution.x; // Horizontal position [0,1] +let uv_y = coord.y / resolution.y; // Vertical position [0,1] + +// Slot 6: Multi-frequency position encoding +let sin10_x = sin(10.0 * uv_x); // Periodic feature (frequency=10) + +// Slot 7: Bias dimension (always 1.0) +let bias = 1.0; // Learned bias per output channel + +// Packed storage: [R, G, B, D, uv.x, uv.y, sin(10*uv.x), 1.0] +``` + +### Feature Rationale + +| Feature | Dimension | Purpose | Priority | +|---------|-----------|---------|----------| +| RGBD | 4D | Core pixel information | Essential | +| UV coords | 2D | Spatial position awareness | Essential | +| sin(10\*uv.x) | 1D | Periodic position encoding | Medium | +| Bias | 1D | Learned bias (standard NN) | Essential | + +**Why bias as static feature:** +- Simpler shader code (single weight array) +- Standard NN formulation: y = Wx (x includes bias term) +- Saves 56-112 bytes (no separate bias buffer) +- 7 features sufficient for initial implementation + +### Future Feature Extensions + +**Option: Replace sin(10\*uv.x) with:** +- `sin(20*uv.x)` - Higher frequency encoding +- `gray_mip1` - Multi-scale luminance +- `dx`, `dy` - Sobel gradients +- `variance` - Local texture measure +- `laplacian` - Edge detection + +**Option: uint8 packing (16+ features):** +```wgsl +// texture_storage_2d<rgba8unorm> stores 16 uint8 values +// Trade precision for feature count +// [R, G, B, D, uv.x, uv.y, sin10.x, sin10.y, +// sin20.x, sin20.y, dx, dy, gray_mip1, gray_mip2, var, bias] +``` +Requires quantization-aware training. + +--- + +## Layer Structure + +### Example 3-Layer Network + +``` +Input: 7D static → 16 channels (1×1 kernel, pointwise) +Layer1: (7+16)D → 8 channels (3×3 kernel, spatial) +Layer2: (7+8)D → 4 channels (5×5 kernel, large receptive field) +``` + +### Weight Calculations + +**Per-layer weights:** +``` +Input: 7 × 1 × 1 × 16 = 112 weights +Layer1: (7+16) × 3 × 3 × 8 = 1656 weights +Layer2: (7+8) × 5 × 5 × 4 = 1500 weights +Total: 3268 weights +``` + +**Storage sizes:** +- f32: 3268 × 4 = 13,072 bytes (~12.8 KB) +- f16: 3268 × 2 = 6,536 bytes (~6.4 KB) ✓ **recommended** + +**Comparison to v1:** +- v1: ~800 weights (3.2 KB f32) +- v2: ~3268 weights (6.4 KB f16) +- **Growth: 2× size for parametric features** + +### Kernel Size Guidelines + +**1×1 kernel (pointwise):** +- No spatial context, channel mixing only +- Weights: `(7 + C_in) × C_out` +- Use for: Input layer, bottleneck layers + +**3×3 kernel (standard conv):** +- Local spatial context +- Weights: `(7 + C_in) × 9 × C_out` +- Use for: Most inner layers + +**5×5 kernel (large receptive field):** +- Wide spatial context +- Weights: `(7 + C_in) × 25 × C_out` +- Use for: Output layer, detail enhancement + +### Channel Storage (8×f16 per texel) + +```wgsl +@group(0) @binding(1) var layer_input: texture_2d<u32>; + +fn unpack_channels(coord: vec2<i32>) -> array<f32, 8> { + let packed = textureLoad(layer_input, coord, 0); + return array( + unpack2x16float(packed.x).x, unpack2x16float(packed.x).y, + unpack2x16float(packed.y).x, unpack2x16float(packed.y).y, + unpack2x16float(packed.z).x, unpack2x16float(packed.z).y, + unpack2x16float(packed.w).x, unpack2x16float(packed.w).y + ); +} + +fn pack_channels(values: array<f32, 8>) -> vec4<u32> { + return vec4( + pack2x16float(vec2(values[0], values[1])), + pack2x16float(vec2(values[2], values[3])), + pack2x16float(vec2(values[4], values[5])), + pack2x16float(vec2(values[6], values[7])) + ); +} +``` + +--- + +## Training Workflow + +### Script: `training/train_cnn_v2.py` + +**Static Feature Extraction:** + +```python +def compute_static_features(rgb, depth): + """Generate 7D static features + bias dimension.""" + h, w = rgb.shape[:2] + + # RGBD channels + r, g, b = rgb[..., 0], rgb[..., 1], rgb[..., 2] + + # UV coordinates (normalized) + uv_x = np.linspace(0, 1, w)[None, :].repeat(h, axis=0) + uv_y = np.linspace(0, 1, h)[:, None].repeat(w, axis=1) + + # Multi-frequency position encoding + sin10_x = np.sin(10.0 * uv_x) + + # Bias dimension (always 1.0) + bias = np.ones_like(r) + + # Stack: [R, G, B, D, uv.x, uv.y, sin10_x, bias] + return np.stack([r, g, b, depth, uv_x, uv_y, sin10_x, bias], axis=-1) +``` + +**Network Definition:** + +```python +class CNNv2(nn.Module): + def __init__(self, kernels=[1,3,5], channels=[16,8,4]): + super().__init__() + + # Input layer: 8D (7 features + bias) → channels[0] + self.layer0 = nn.Conv2d(8, channels[0], kernel_size=kernels[0], + padding=kernels[0]//2, bias=False) + + # Inner layers: (7 features + bias + C_prev) → C_next + in_ch_1 = 8 + channels[0] # static + layer0 output + self.layer1 = nn.Conv2d(in_ch_1, channels[1], kernel_size=kernels[1], + padding=kernels[1]//2, bias=False) + + # Output layer: (7 features + bias + C_last) → 4 (RGBA) + in_ch_2 = 8 + channels[1] + self.layer2 = nn.Conv2d(in_ch_2, 4, kernel_size=kernels[2], + padding=kernels[2]//2, bias=False) + + def forward(self, static_features, layer0_input=None): + # Layer 0: Use full 8D static features (includes bias) + x0 = self.layer0(static_features) + x0 = F.relu(x0) + + # Layer 1: Concatenate static + layer0 output + x1_input = torch.cat([static_features, x0], dim=1) + x1 = self.layer1(x1_input) + x1 = F.relu(x1) + + # Layer 2: Concatenate static + layer1 output + x2_input = torch.cat([static_features, x1], dim=1) + output = self.layer2(x2_input) + + return torch.sigmoid(output) # RGBA output [0,1] +``` + +**Training Configuration:** + +```python +# Hyperparameters +kernels = [1, 3, 5] # Per-layer kernel sizes +channels = [16, 8, 4] # Per-layer output channels +learning_rate = 1e-3 +batch_size = 16 +epochs = 5000 + +# Training loop (standard PyTorch f32) +for epoch in range(epochs): + for rgb_batch, depth_batch, target_batch in dataloader: + # Compute static features + static_feat = compute_static_features(rgb_batch, depth_batch) + + # Forward pass + output = model(static_feat) + loss = criterion(output, target_batch) + + # Backward pass + optimizer.zero_grad() + loss.backward() + optimizer.step() +``` + +**Checkpoint Format:** + +```python +torch.save({ + 'state_dict': model.state_dict(), # f32 weights + 'config': { + 'kernels': [1, 3, 5], + 'channels': [16, 8, 4], + 'features': ['R', 'G', 'B', 'D', 'uv.x', 'uv.y', 'sin10_x', 'bias'] + }, + 'epoch': epoch, + 'loss': loss.item() +}, f'checkpoints/checkpoint_epoch_{epoch}.pth') +``` + +--- + +## Export Workflow + +### Script: `training/export_cnn_v2_shader.py` + +**Process:** +1. Load checkpoint (f32 PyTorch weights) +2. Extract layer configs (kernels, channels) +3. Quantize weights to float16: `weights_f16 = weights_f32.astype(np.float16)` +4. Generate WGSL shader per layer +5. Write to `workspaces/<workspace>/shaders/cnn_v2_*.wgsl` + +**Example Generated Shader:** + +```wgsl +// cnn_v2_layer_0.wgsl - Auto-generated from checkpoint_epoch_5000.pth + +const KERNEL_SIZE: u32 = 1u; +const IN_CHANNELS: u32 = 8u; // 7 features + bias +const OUT_CHANNELS: u32 = 16u; + +// Weights quantized to float16 (stored as f32 in shader) +const weights: array<f32, 128> = array( + 0.123047, -0.089844, 0.234375, 0.456055, ... +); + +@group(0) @binding(0) var static_features: texture_2d<u32>; +@group(0) @binding(1) var output_texture: texture_storage_2d<rgba32uint, write>; + +@compute @workgroup_size(8, 8) +fn main(@builtin(global_invocation_id) id: vec3<u32>) { + // Load static features (8D) + let static_feat = get_static_features(vec2<i32>(id.xy)); + + // Convolution (1×1 kernel = pointwise) + var output: array<f32, OUT_CHANNELS>; + for (var c: u32 = 0u; c < OUT_CHANNELS; c++) { + var sum: f32 = 0.0; + for (var k: u32 = 0u; k < IN_CHANNELS; k++) { + sum += weights[c * IN_CHANNELS + k] * static_feat[k]; + } + output[c] = max(0.0, sum); // ReLU activation + } + + // Pack and store (8×f16 per texel) + textureStore(output_texture, vec2<i32>(id.xy), pack_f16x8(output)); +} +``` + +**Float16 Quantization:** +- Training uses f32 throughout (PyTorch standard) +- Export converts to np.float16, then back to f32 for WGSL literals +- **Expected discrepancy:** <0.1% MSE (acceptable) +- Validation via `validate_cnn_v2.sh` compares outputs + +--- + +## Validation Workflow + +### Script: `scripts/validate_cnn_v2.sh` + +**End-to-end pipeline:** +```bash +./scripts/validate_cnn_v2.sh checkpoints/checkpoint_epoch_5000.pth +``` + +**Steps automated:** +1. Export checkpoint → .wgsl shaders +2. Rebuild `cnn_test` tool +3. Process test images with CNN v2 +4. Display input/output results + +**Usage:** +```bash +# Basic usage +./scripts/validate_cnn_v2.sh checkpoint.pth + +# Custom paths +./scripts/validate_cnn_v2.sh checkpoint.pth \ + -i my_test_images/ \ + -o results/ \ + -b build_release + +# Skip rebuild (iterate on checkpoint only) +./scripts/validate_cnn_v2.sh checkpoint.pth --skip-build + +# Skip export (iterate on test images only) +./scripts/validate_cnn_v2.sh checkpoint.pth --skip-export + +# Show help +./scripts/validate_cnn_v2.sh --help +``` + +**Options:** +- `-b, --build-dir DIR` - Build directory (default: build) +- `-w, --workspace NAME` - Workspace name (default: main) +- `-i, --images DIR` - Test images directory (default: training/validation) +- `-o, --output DIR` - Output directory (default: validation_results) +- `--skip-build` - Use existing cnn_test binary +- `--skip-export` - Use existing .wgsl shaders +- `-h, --help` - Show full usage + +**Output:** +- Input images: `<test_images_dir>/*.png` +- Output images: `<output_dir>/*_output.png` +- Opens results directory in system file browser + +--- + +## Implementation Checklist + +### Phase 1: Shaders (Core Infrastructure) + +- [ ] `workspaces/main/shaders/cnn_v2_static.wgsl` - Static features compute + - [ ] RGBD sampling from framebuffer + - [ ] UV coordinate calculation + - [ ] sin(10\*uv.x) computation + - [ ] Bias dimension (constant 1.0) + - [ ] Float16 packing via `pack2x16float()` + - [ ] Output to `texture_storage_2d<rgba32uint>` + +- [ ] `workspaces/main/shaders/cnn_v2_layer_template.wgsl` - Layer template + - [ ] Static features unpacking + - [ ] Previous layer unpacking (8×f16) + - [ ] Convolution implementation (1×1, 3×3, 5×5) + - [ ] ReLU activation + - [ ] Output packing (8×f16) + - [ ] Proper padding handling + +### Phase 2: C++ Effect Class + +- [ ] `src/gpu/effects/cnn_v2_effect.h` - Header + - [ ] Class declaration inheriting from `PostProcessEffect` + - [ ] Static features texture member + - [ ] Layer textures vector + - [ ] Pipeline and bind group members + +- [ ] `src/gpu/effects/cnn_v2_effect.cc` - Implementation + - [ ] Constructor: Load shaders, create textures + - [ ] `init()`: Create pipelines, bind groups + - [ ] `render()`: Multi-pass execution + - [ ] Pass 0: Compute static features + - [ ] Pass 1-N: CNN layers + - [ ] Final: Composite to output + - [ ] Proper resource cleanup + +- [ ] Integration + - [ ] Add to `src/gpu/demo_effects.h` includes + - [ ] Add `cnn_v2_effect.cc` to `CMakeLists.txt` (headless + normal) + - [ ] Add shaders to `workspaces/main/assets.txt` + - [ ] Add to `src/tests/gpu/test_demo_effects.cc` + +### Phase 3: Training Pipeline + +- [ ] `training/train_cnn_v2.py` - Training script + - [ ] Static feature extraction function + - [ ] CNNv2 PyTorch model class + - [ ] Patch-based dataloader + - [ ] Training loop with checkpointing + - [ ] Command-line argument parsing + - [ ] Inference mode (ground truth generation) + +- [ ] `training/export_cnn_v2_shader.py` - Export script + - [ ] Checkpoint loading + - [ ] Weight extraction and f16 quantization + - [ ] Per-layer WGSL generation + - [ ] File output to workspace shaders/ + - [ ] Metadata preservation + +### Phase 4: Tools & Validation + +- [ ] `scripts/validate_cnn_v2.sh` - End-to-end validation + - [ ] Command-line argument parsing + - [ ] Shader export orchestration + - [ ] Build orchestration + - [ ] Batch image processing + - [ ] Results display + +- [ ] `src/tools/cnn_test_main.cc` - Tool updates + - [ ] Add `--cnn-version v2` flag + - [ ] CNNv2Effect instantiation path + - [ ] Static features pass execution + - [ ] Multi-layer processing + +### Phase 5: Documentation + +- [ ] `doc/HOWTO.md` - Usage guide + - [ ] Training section (CNN v2) + - [ ] Export section + - [ ] Validation section + - [ ] Examples + +- [ ] `README.md` - Project overview update + - [ ] Mention CNN v2 capability + +--- + +## File Structure + +### New Files + +``` +# Shaders (generated by export script) +workspaces/main/shaders/cnn_v2_static.wgsl # Static features compute +workspaces/main/shaders/cnn_v2_layer_0.wgsl # Input layer (generated) +workspaces/main/shaders/cnn_v2_layer_1.wgsl # Inner layer (generated) +workspaces/main/shaders/cnn_v2_layer_2.wgsl # Output layer (generated) + +# C++ implementation +src/gpu/effects/cnn_v2_effect.h # Effect class header +src/gpu/effects/cnn_v2_effect.cc # Effect implementation + +# Python training/export +training/train_cnn_v2.py # Training script +training/export_cnn_v2_shader.py # Shader generator +training/validation/ # Test images directory + +# Scripts +scripts/validate_cnn_v2.sh # End-to-end validation + +# Documentation +doc/CNN_V2.md # This file +``` + +### Modified Files + +``` +src/gpu/demo_effects.h # Add CNNv2Effect include +CMakeLists.txt # Add cnn_v2_effect.cc +workspaces/main/assets.txt # Add cnn_v2 shaders +workspaces/main/timeline.seq # Optional: add CNNv2Effect +src/tests/gpu/test_demo_effects.cc # Add CNNv2 test case +src/tools/cnn_test_main.cc # Add --cnn-version v2 +doc/HOWTO.md # Add CNN v2 sections +TODO.md # Add CNN v2 task +``` + +### Unchanged (v1 Preserved) + +``` +training/train_cnn.py # Original training +src/gpu/effects/cnn_effect.* # Original effect +workspaces/main/shaders/cnn_*.wgsl # Original shaders +``` + +--- + +## Performance Characteristics + +### Static Features Compute +- **Cost:** ~0.1ms @ 1080p +- **Frequency:** Once per frame +- **Operations:** sin(), texture sampling, packing + +### CNN Layers (Example 3-layer) +- **Layer0 (1×1, 8→16):** ~0.3ms +- **Layer1 (3×3, 23→8):** ~0.8ms +- **Layer2 (5×5, 15→4):** ~1.2ms +- **Total:** ~2.4ms @ 1080p + +### Memory Usage +- Static features: 1920×1080×8×2 = 33 MB (f16) +- Layer buffers: 1920×1080×16×2 = 66 MB (max 16 channels) +- Weights: ~6.4 KB (f16, in shader code) +- **Total GPU memory:** ~100 MB + +--- + +## Size Budget + +### CNN v1 vs v2 + +| Metric | v1 | v2 | Delta | +|--------|----|----|-------| +| Weights (count) | 800 | 3268 | +2468 | +| Storage (f32) | 3.2 KB | 13.1 KB | +9.9 KB | +| Storage (f16) | N/A | 6.5 KB | +6.5 KB | +| Shader code | ~500 lines | ~800 lines | +300 lines | + +### Mitigation Strategies + +**Reduce channels:** +- [16,8,4] → [8,4,4] saves ~50% weights +- [16,8,4] → [4,4,4] saves ~60% weights + +**Smaller kernels:** +- [1,3,5] → [1,3,3] saves ~30% weights +- [1,3,5] → [1,1,3] saves ~50% weights + +**Quantization:** +- int8 weights: saves 75% (requires QAT training) +- 4-bit weights: saves 87.5% (extreme, needs research) + +**Target:** Keep CNN v2 under 10 KB for 64k demo constraint + +--- + +## Future Extensions + +### More Features (uint8 Packing) + +```wgsl +// 16 uint8 features per texel (texture_storage_2d<rgba8unorm>) +// [R, G, B, D, uv.x, uv.y, sin10.x, sin10.y, +// sin20.x, sin20.y, dx, dy, gray_mip1, gray_mip2, variance, bias] +``` +- Trade precision for quantity +- Requires quantization-aware training + +### Temporal Features + +- Previous frame RGBA (motion awareness) +- Optical flow vectors +- Requires multi-frame buffer + +### Learned Position Encodings + +- Replace hand-crafted sin(10\*uv) with learned embeddings +- Requires separate embedding network +- Similar to NeRF position encoding + +### Dynamic Architecture + +- Runtime kernel size selection based on scene +- Conditional layer execution (skip connections) +- Layer pruning for performance + +--- + +## References + +- **v1 Implementation:** `src/gpu/effects/cnn_effect.*` +- **Training Guide:** `doc/HOWTO.md` (CNN Training section) +- **Test Tool:** `doc/CNN_TEST_TOOL.md` +- **Shader System:** `doc/SEQUENCE.md` +- **Size Measurement:** `doc/SIZE_MEASUREMENT.md` + +--- + +## Appendix: Design Decisions + +### Why Bias as Static Feature? + +**Alternatives considered:** +1. Separate bias array per layer (Option B) +2. Bias as static feature = 1.0 (Option A, chosen) + +**Decision rationale:** +- Simpler shader code (fewer bindings) +- Standard NN formulation (augmented input) +- Saves 56-112 bytes per model +- 7 features sufficient for v1 implementation +- Can extend to uint8 packing if >7 features needed + +### Why Float16 for Weights? + +**Alternatives considered:** +1. Keep f32 (larger, more accurate) +2. Use f16 (smaller, GPU-native) +3. Use int8 (smallest, needs QAT) + +**Decision rationale:** +- f16 saves 50% vs f32 (critical for 64k target) +- GPU-native support (pack2x16float in WGSL) +- <0.1% accuracy loss (acceptable) +- Simpler than int8 quantization + +### Why Multi-Frequency Position Encoding? + +**Inspiration:** NeRF (Neural Radiance Fields) + +**Benefits:** +- Helps network learn high-frequency details +- Better than raw UV coordinates +- Small footprint (1D per frequency) + +**Future:** Add sin(20\*uv), sin(40\*uv) if >7 features available + +--- + +**Document Version:** 1.0 +**Last Updated:** 2026-02-12 +**Status:** Design approved, ready for implementation diff --git a/doc/HOWTO.md b/doc/HOWTO.md index d02fdb4..1ae1d94 100644 --- a/doc/HOWTO.md +++ b/doc/HOWTO.md @@ -130,6 +130,64 @@ Processes entire image with sliding window (matches WGSL): **Kernel sizes:** 3×3 (36 weights), 5×5 (100 weights), 7×7 (196 weights) +### CNN v2 Training + +Enhanced CNN with parametric static features (7D input: RGBD + UV + sin encoding + bias). + +**Complete Pipeline** (recommended): +```bash +# Train → Export → Build → Validate +./scripts/train_cnn_v2_full.sh +``` + +Config: 100 epochs, 3×3 kernels, 8→4→4 channels, patch-based (harris detector). +- Live progress with single-line update +- Validates all input images on final epoch +- Exports binary weights (storage buffer architecture) + +**Validation Only** (skip training): +```bash +# Use latest checkpoint +./scripts/train_cnn_v2_full.sh --validate + +# Use specific checkpoint +./scripts/train_cnn_v2_full.sh --validate checkpoints/checkpoint_epoch_50.pth +``` + +**Manual Training:** +```bash +# Default config +./training/train_cnn_v2.py \ + --input training/input/ --target training/target_2/ \ + --epochs 100 --batch-size 16 --checkpoint-every 5 + +# Custom architecture +./training/train_cnn_v2.py \ + --input training/input/ --target training/target_2/ \ + --kernel-sizes 1 3 5 --channels 16 8 4 \ + --epochs 5000 --batch-size 16 +``` + +**Export Binary Weights:** +```bash +./training/export_cnn_v2_weights.py checkpoints/checkpoint_epoch_100.pth \ + --output-weights workspaces/main/cnn_v2_weights.bin +``` + +Generates binary format: header + layer info + f16 weights (~3.2 KB for 3-layer model). +Storage buffer architecture allows dynamic layer count. + +**TODO:** 8-bit quantization for 2× size reduction (~1.6 KB). Requires quantization-aware training (QAT). + +# Options: +# -i DIR Test images directory (default: training/validation) +# -o DIR Output directory (default: validation_results) +# --skip-build Use existing cnn_test binary +# -h Show all options +``` + +See `scripts/validate_cnn_v2.sh --help` for full usage. See `doc/CNN_V2.md` for design details. + --- ## Timeline diff --git a/scripts/train_cnn_v2_full.sh b/scripts/train_cnn_v2_full.sh new file mode 100755 index 0000000..fc9355a --- /dev/null +++ b/scripts/train_cnn_v2_full.sh @@ -0,0 +1,197 @@ +#!/bin/bash +# Complete CNN v2 Training Pipeline +# Train → Export → Build → Validate +# Usage: ./train_cnn_v2_full.sh [OPTIONS] +# +# OPTIONS: +# (none) Run complete pipeline: train → export → build → validate +# --validate Validate only (skip training, use existing weights) +# --validate CHECKPOINT Validate with specific checkpoint file +# --help Show this help message +# +# Examples: +# ./train_cnn_v2_full.sh +# ./train_cnn_v2_full.sh --validate +# ./train_cnn_v2_full.sh --validate checkpoints/checkpoint_epoch_50.pth + +set -e + +PROJECT_ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)" +cd "$PROJECT_ROOT" + +# Parse arguments +VALIDATE_ONLY=false +VALIDATE_CHECKPOINT="" + +if [ "$1" = "--help" ] || [ "$1" = "-h" ]; then + head -20 "$0" | grep "^#" | grep -v "^#!/" | sed 's/^# *//' + exit 0 +fi + +if [ "$1" = "--validate" ]; then + VALIDATE_ONLY=true + if [ -n "$2" ]; then + VALIDATE_CHECKPOINT="$2" + fi +fi + +# Configuration +INPUT_DIR="training/input" +TARGET_DIR="training/target_2" +CHECKPOINT_DIR="checkpoints" +VALIDATION_DIR="validation_results" +EPOCHS=100 +CHECKPOINT_EVERY=5 +BATCH_SIZE=16 + +# Patch-based training (default) +PATCH_SIZE=32 +PATCHES_PER_IMAGE=64 +DETECTOR="harris" + +# Full-image training (alternative - uncomment to use) +# FULL_IMAGE="--full-image" +# IMAGE_SIZE=256 + +KERNEL_SIZES="3 3 3" +CHANNELS="8 4 4" + +if [ "$VALIDATE_ONLY" = true ]; then + echo "=== CNN v2 Validation Only ===" + echo "Skipping training, using existing weights" + echo "" +else + echo "=== CNN v2 Complete Training Pipeline ===" + echo "Input: $INPUT_DIR" + echo "Target: $TARGET_DIR" + echo "Epochs: $EPOCHS" + echo "Checkpoint interval: $CHECKPOINT_EVERY" + echo "" +fi + +if [ "$VALIDATE_ONLY" = false ]; then + # Step 1: Train model + echo "[1/4] Training CNN v2 model..." +python3 training/train_cnn_v2.py \ + --input "$INPUT_DIR" \ + --target "$TARGET_DIR" \ + --patch-size $PATCH_SIZE \ + --patches-per-image $PATCHES_PER_IMAGE \ + --detector $DETECTOR \ + --kernel-sizes $KERNEL_SIZES \ + --channels $CHANNELS \ + --epochs $EPOCHS \ + --batch-size $BATCH_SIZE \ + --checkpoint-dir "$CHECKPOINT_DIR" \ + --checkpoint-every $CHECKPOINT_EVERY \ + $FULL_IMAGE + +if [ $? -ne 0 ]; then + echo "Error: Training failed" + exit 1 +fi + +echo "" +echo "Training complete!" +echo "" + +# Step 2: Export final checkpoint to shaders +FINAL_CHECKPOINT="$CHECKPOINT_DIR/checkpoint_epoch_${EPOCHS}.pth" + +if [ ! -f "$FINAL_CHECKPOINT" ]; then + echo "Warning: Final checkpoint not found, using latest available..." + FINAL_CHECKPOINT=$(ls -t "$CHECKPOINT_DIR"/checkpoint_epoch_*.pth | head -1) +fi + +echo "[2/4] Exporting final checkpoint to WGSL shaders..." +echo "Checkpoint: $FINAL_CHECKPOINT" +python3 training/export_cnn_v2_shader.py "$FINAL_CHECKPOINT" \ + --output-dir workspaces/main/shaders + +if [ $? -ne 0 ]; then + echo "Error: Shader export failed" + exit 1 +fi + +echo "" +fi # End of training/export section + +# Determine which checkpoint to use +if [ "$VALIDATE_ONLY" = true ]; then + if [ -n "$VALIDATE_CHECKPOINT" ]; then + FINAL_CHECKPOINT="$VALIDATE_CHECKPOINT" + else + # Use latest checkpoint + FINAL_CHECKPOINT=$(ls -t "$CHECKPOINT_DIR"/checkpoint_epoch_*.pth | head -1) + fi + echo "Using checkpoint: $FINAL_CHECKPOINT" + echo "" +fi + +# Step 3: Rebuild with new shaders +if [ "$VALIDATE_ONLY" = false ]; then + echo "[3/4] Rebuilding demo with new shaders..." + cmake --build build -j4 --target demo64k > /dev/null 2>&1 + + if [ $? -ne 0 ]; then + echo "Error: Build failed" + exit 1 + fi + + echo " → Build complete" + echo "" +fi + +# Step 4: Visual assessment - process final checkpoint only +if [ "$VALIDATE_ONLY" = true ]; then + echo "Validation on all input images (using existing weights)..." +else + echo "[4/4] Visual assessment on all input images..." +fi + +mkdir -p "$VALIDATION_DIR" +echo " Using checkpoint: $FINAL_CHECKPOINT" + +# Export weights only if not in validate mode +if [ "$VALIDATE_ONLY" = false ]; then + python3 training/export_cnn_v2_weights.py "$FINAL_CHECKPOINT" \ + --output-weights workspaces/main/cnn_v2_weights.bin > /dev/null 2>&1 +fi + +# Build cnn_test +cmake --build build -j4 --target cnn_test > /dev/null 2>&1 + +# Process all input images +for input_image in "$INPUT_DIR"/*.png; do + basename=$(basename "$input_image" .png) + echo " Processing $basename..." + build/cnn_test "$input_image" "$VALIDATION_DIR/${basename}_output.png" 2>/dev/null +done + +# Build demo only if not in validate mode +if [ "$VALIDATE_ONLY" = false ]; then + cmake --build build -j4 --target demo64k > /dev/null 2>&1 +fi + +echo "" +if [ "$VALIDATE_ONLY" = true ]; then + echo "=== Validation Complete ===" +else + echo "=== Training Pipeline Complete ===" +fi +echo "" +echo "Results:" +if [ "$VALIDATE_ONLY" = false ]; then + echo " - Checkpoints: $CHECKPOINT_DIR" + echo " - Final weights: workspaces/main/cnn_v2_weights.bin" +fi +echo " - Validation outputs: $VALIDATION_DIR" +echo "" +echo "Opening results directory..." +open "$VALIDATION_DIR" 2>/dev/null || xdg-open "$VALIDATION_DIR" 2>/dev/null || true + +if [ "$VALIDATE_ONLY" = false ]; then + echo "" + echo "Run demo to see final result:" + echo " ./build/demo64k" +fi diff --git a/scripts/validate_cnn_v2.sh b/scripts/validate_cnn_v2.sh new file mode 100755 index 0000000..06a4e01 --- /dev/null +++ b/scripts/validate_cnn_v2.sh @@ -0,0 +1,60 @@ +#!/bin/bash +# CNN v2 Validation - End-to-end pipeline + +set -e +PROJECT_ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)" +BUILD_DIR="$PROJECT_ROOT/build" +WORKSPACE="main" + +usage() { + echo "Usage: $0 <checkpoint.pth> [options]" + echo "Options:" + echo " -i DIR Test images (default: training/validation)" + echo " -o DIR Output (default: validation_results)" + echo " --skip-build Skip rebuild" + exit 1 +} + +[ $# -eq 0 ] && usage +CHECKPOINT="$1" +shift + +TEST_IMAGES="$PROJECT_ROOT/training/validation" +OUTPUT="$PROJECT_ROOT/validation_results" +SKIP_BUILD=false + +while [[ $# -gt 0 ]]; do + case $1 in + -i) TEST_IMAGES="$2"; shift 2 ;; + -o) OUTPUT="$2"; shift 2 ;; + --skip-build) SKIP_BUILD=true; shift ;; + -h) usage ;; + *) usage ;; + esac +done + +echo "=== CNN v2 Validation ===" +echo "Checkpoint: $CHECKPOINT" + +# Export +echo "[1/3] Exporting shaders..." +python3 "$PROJECT_ROOT/training/export_cnn_v2_shader.py" "$CHECKPOINT" \ + --output-dir "$PROJECT_ROOT/workspaces/$WORKSPACE/shaders" + +# Build +if [ "$SKIP_BUILD" = false ]; then + echo "[2/3] Building..." + cmake --build "$BUILD_DIR" -j4 --target cnn_test >/dev/null 2>&1 +fi + +# Process +echo "[3/3] Processing images..." +mkdir -p "$OUTPUT" +count=0 +for img in "$TEST_IMAGES"/*.png; do + [ -f "$img" ] || continue + name=$(basename "$img" .png) + "$BUILD_DIR/cnn_test" "$img" "$OUTPUT/${name}_output.png" 2>/dev/null && count=$((count+1)) +done + +echo "Done! Processed $count images → $OUTPUT" diff --git a/src/gpu/demo_effects.h b/src/gpu/demo_effects.h index 8cdf557..d0ae748 100644 --- a/src/gpu/demo_effects.h +++ b/src/gpu/demo_effects.h @@ -186,6 +186,7 @@ class DistortEffect : public PostProcessEffect { // (included above) #include "gpu/effects/cnn_effect.h" +#include "gpu/effects/cnn_v2_effect.h" // Auto-generated functions void LoadTimeline(MainSequence& main_seq, const GpuContext& ctx); diff --git a/src/gpu/effects/cnn_v2_effect.cc b/src/gpu/effects/cnn_v2_effect.cc new file mode 100644 index 0000000..9cb6d57 --- /dev/null +++ b/src/gpu/effects/cnn_v2_effect.cc @@ -0,0 +1,519 @@ +// CNN v2 Effect Implementation + +#include "gpu/effects/cnn_v2_effect.h" + +#if defined(USE_TEST_ASSETS) +#include "test_assets.h" +#else +#include "generated/assets.h" +#endif + +#include "util/asset_manager.h" +#include "util/fatal_error.h" +#include <cstring> + +CNNv2Effect::CNNv2Effect(const GpuContext& ctx) + : PostProcessEffect(ctx), + static_pipeline_(nullptr), + static_bind_group_(nullptr), + static_features_tex_(nullptr), + static_features_view_(nullptr), + layer_pipeline_(nullptr), + weights_buffer_(nullptr), + layer_params_buffer_(nullptr), + input_mip_tex_(nullptr), + current_input_view_(nullptr), + initialized_(false) { + std::memset(input_mip_view_, 0, sizeof(input_mip_view_)); +} + +CNNv2Effect::~CNNv2Effect() { + cleanup(); +} + +void CNNv2Effect::init(MainSequence* demo) { + (void)demo; + if (initialized_) return; + + load_weights(); + create_textures(); + create_pipelines(); + + initialized_ = true; +} + +void CNNv2Effect::resize(int width, int height) { + PostProcessEffect::resize(width, height); + cleanup(); + create_textures(); + create_pipelines(); +} + +void CNNv2Effect::load_weights() { + // Load binary weights asset + size_t weights_size = 0; + const uint8_t* weights_data = (const uint8_t*)GetAsset(AssetId::ASSET_WEIGHTS_CNN_V2, &weights_size); + + if (!weights_data || weights_size < 16) { + // Weights not available - effect will skip + return; + } + + // Parse header (16 bytes) + const uint32_t* header = (const uint32_t*)weights_data; + uint32_t magic = header[0]; + uint32_t version = header[1]; + uint32_t num_layers = header[2]; + uint32_t total_weights = header[3]; + + FATAL_CHECK(magic != 0x324e4e43, "Invalid CNN v2 weights magic\n"); // 'CNN2' + FATAL_CHECK(version != 1, "Unsupported CNN v2 weights version\n"); + + // Parse layer info (20 bytes per layer) + const uint32_t* layer_data = header + 4; + for (uint32_t i = 0; i < num_layers; ++i) { + LayerInfo info; + info.kernel_size = layer_data[i * 5 + 0]; + info.in_channels = layer_data[i * 5 + 1]; + info.out_channels = layer_data[i * 5 + 2]; + info.weight_offset = layer_data[i * 5 + 3]; + info.weight_count = layer_data[i * 5 + 4]; + layer_info_.push_back(info); + } + + // Create GPU storage buffer for weights + // Buffer contains: header + layer info + packed f16 weights (as u32) + WGPUBufferDescriptor buffer_desc = {}; + buffer_desc.size = weights_size; + buffer_desc.usage = WGPUBufferUsage_Storage | WGPUBufferUsage_CopyDst; + buffer_desc.mappedAtCreation = false; + + weights_buffer_ = wgpuDeviceCreateBuffer(ctx_.device, &buffer_desc); + + // Upload weights data + wgpuQueueWriteBuffer(ctx_.queue, weights_buffer_, 0, weights_data, weights_size); + + // Create uniform buffer for layer params + WGPUBufferDescriptor params_desc = {}; + params_desc.size = sizeof(LayerParams); + params_desc.usage = WGPUBufferUsage_Uniform | WGPUBufferUsage_CopyDst; + params_desc.mappedAtCreation = false; + + layer_params_buffer_ = wgpuDeviceCreateBuffer(ctx_.device, ¶ms_desc); +} + +void CNNv2Effect::create_textures() { + const WGPUExtent3D size = { + static_cast<uint32_t>(width_), + static_cast<uint32_t>(height_), + 1 + }; + + // Static features texture (8×f16 packed as 4×u32) + WGPUTextureDescriptor static_desc = {}; + static_desc.usage = WGPUTextureUsage_StorageBinding | WGPUTextureUsage_TextureBinding; + static_desc.dimension = WGPUTextureDimension_2D; + static_desc.size = size; + static_desc.format = WGPUTextureFormat_RGBA32Uint; + static_desc.mipLevelCount = 1; + static_desc.sampleCount = 1; + static_features_tex_ = wgpuDeviceCreateTexture(ctx_.device, &static_desc); + + WGPUTextureViewDescriptor view_desc = {}; + view_desc.format = WGPUTextureFormat_RGBA32Uint; + view_desc.dimension = WGPUTextureViewDimension_2D; + view_desc.baseMipLevel = 0; + view_desc.mipLevelCount = 1; + view_desc.baseArrayLayer = 0; + view_desc.arrayLayerCount = 1; + static_features_view_ = wgpuTextureCreateView(static_features_tex_, &view_desc); + + // Input texture with mips (for multi-scale features) + WGPUTextureDescriptor input_mip_desc = {}; + input_mip_desc.usage = WGPUTextureUsage_TextureBinding | WGPUTextureUsage_CopyDst; + input_mip_desc.dimension = WGPUTextureDimension_2D; + input_mip_desc.size = size; + input_mip_desc.format = WGPUTextureFormat_RGBA8Unorm; + input_mip_desc.mipLevelCount = 3; // Levels 0, 1, 2 + input_mip_desc.sampleCount = 1; + input_mip_tex_ = wgpuDeviceCreateTexture(ctx_.device, &input_mip_desc); + + for (int i = 0; i < 3; ++i) { + WGPUTextureViewDescriptor mip_view_desc = {}; + mip_view_desc.format = WGPUTextureFormat_RGBA8Unorm; + mip_view_desc.dimension = WGPUTextureViewDimension_2D; + mip_view_desc.baseMipLevel = i; + mip_view_desc.mipLevelCount = 1; + mip_view_desc.baseArrayLayer = 0; + mip_view_desc.arrayLayerCount = 1; + input_mip_view_[i] = wgpuTextureCreateView(input_mip_tex_, &mip_view_desc); + } + + // Create 2 layer textures (ping-pong buffers for intermediate results) + // Each stores 8×f16 channels packed as 4×u32 + for (int i = 0; i < 2; ++i) { + WGPUTextureDescriptor layer_desc = {}; + layer_desc.usage = WGPUTextureUsage_StorageBinding | WGPUTextureUsage_TextureBinding; + layer_desc.dimension = WGPUTextureDimension_2D; + layer_desc.size = size; + layer_desc.format = WGPUTextureFormat_RGBA32Uint; + layer_desc.mipLevelCount = 1; + layer_desc.sampleCount = 1; + + WGPUTexture tex = wgpuDeviceCreateTexture(ctx_.device, &layer_desc); + layer_textures_.push_back(tex); + + WGPUTextureViewDescriptor view_desc = {}; + view_desc.format = WGPUTextureFormat_RGBA32Uint; + view_desc.dimension = WGPUTextureViewDimension_2D; + view_desc.baseMipLevel = 0; + view_desc.mipLevelCount = 1; + view_desc.baseArrayLayer = 0; + view_desc.arrayLayerCount = 1; + + WGPUTextureView view = wgpuTextureCreateView(tex, &view_desc); + layer_views_.push_back(view); + } +} + +void CNNv2Effect::create_pipelines() { + // Static features compute pipeline + size_t shader_size = 0; + const char* static_code = (const char*)GetAsset(AssetId::ASSET_SHADER_CNN_V2_STATIC, &shader_size); + + if (!static_code || shader_size == 0) { + // Shader not available (e.g., in test mode) - skip pipeline creation + return; + } + + WGPUShaderSourceWGSL wgsl_src = {}; + wgsl_src.chain.sType = WGPUSType_ShaderSourceWGSL; + wgsl_src.code = str_view(static_code); + + WGPUShaderModuleDescriptor shader_desc = {}; + shader_desc.nextInChain = &wgsl_src.chain; + + WGPUShaderModule static_module = wgpuDeviceCreateShaderModule(ctx_.device, &shader_desc); + if (!static_module) { + return; + } + + WGPUComputePipelineDescriptor pipeline_desc = {}; + pipeline_desc.compute.module = static_module; + pipeline_desc.compute.entryPoint = str_view("main"); + + static_pipeline_ = wgpuDeviceCreateComputePipeline(ctx_.device, &pipeline_desc); + wgpuShaderModuleRelease(static_module); + + // Create bind group layout for static features compute + // Bindings: 0=input_tex, 1=input_mip1, 2=input_mip2, 3=depth_tex, 4=output + WGPUBindGroupLayoutEntry bgl_entries[5] = {}; + + // Binding 0: Input texture (mip 0) + bgl_entries[0].binding = 0; + bgl_entries[0].visibility = WGPUShaderStage_Compute; + bgl_entries[0].texture.sampleType = WGPUTextureSampleType_Float; + bgl_entries[0].texture.viewDimension = WGPUTextureViewDimension_2D; + + // Binding 1: Input texture (mip 1) + bgl_entries[1].binding = 1; + bgl_entries[1].visibility = WGPUShaderStage_Compute; + bgl_entries[1].texture.sampleType = WGPUTextureSampleType_Float; + bgl_entries[1].texture.viewDimension = WGPUTextureViewDimension_2D; + + // Binding 2: Input texture (mip 2) + bgl_entries[2].binding = 2; + bgl_entries[2].visibility = WGPUShaderStage_Compute; + bgl_entries[2].texture.sampleType = WGPUTextureSampleType_Float; + bgl_entries[2].texture.viewDimension = WGPUTextureViewDimension_2D; + + // Binding 3: Depth texture + bgl_entries[3].binding = 3; + bgl_entries[3].visibility = WGPUShaderStage_Compute; + bgl_entries[3].texture.sampleType = WGPUTextureSampleType_Float; + bgl_entries[3].texture.viewDimension = WGPUTextureViewDimension_2D; + + // Binding 4: Output (static features) + bgl_entries[4].binding = 4; + bgl_entries[4].visibility = WGPUShaderStage_Compute; + bgl_entries[4].storageTexture.access = WGPUStorageTextureAccess_WriteOnly; + bgl_entries[4].storageTexture.format = WGPUTextureFormat_RGBA32Uint; + bgl_entries[4].storageTexture.viewDimension = WGPUTextureViewDimension_2D; + + WGPUBindGroupLayoutDescriptor bgl_desc = {}; + bgl_desc.entryCount = 5; + bgl_desc.entries = bgl_entries; + + WGPUBindGroupLayout static_bgl = wgpuDeviceCreateBindGroupLayout(ctx_.device, &bgl_desc); + + // Update pipeline layout + WGPUPipelineLayoutDescriptor pl_desc = {}; + pl_desc.bindGroupLayoutCount = 1; + pl_desc.bindGroupLayouts = &static_bgl; + WGPUPipelineLayout pipeline_layout = wgpuDeviceCreatePipelineLayout(ctx_.device, &pl_desc); + + // Recreate pipeline with proper layout + WGPUComputePipelineDescriptor pipeline_desc2 = {}; + pipeline_desc2.compute.module = wgpuDeviceCreateShaderModule(ctx_.device, &shader_desc); + pipeline_desc2.compute.entryPoint = str_view("main"); + pipeline_desc2.layout = pipeline_layout; + + if (static_pipeline_) wgpuComputePipelineRelease(static_pipeline_); + static_pipeline_ = wgpuDeviceCreateComputePipeline(ctx_.device, &pipeline_desc2); + + wgpuShaderModuleRelease(pipeline_desc2.compute.module); + wgpuPipelineLayoutRelease(pipeline_layout); + wgpuBindGroupLayoutRelease(static_bgl); + + // CNN layer compute pipeline (storage buffer version) + if (layer_info_.empty()) return; // No weights loaded + + size_t layer_shader_size = 0; + const char* layer_code = (const char*)GetAsset(AssetId::ASSET_SHADER_CNN_V2_COMPUTE, &layer_shader_size); + + if (!layer_code || layer_shader_size == 0) return; + + WGPUShaderSourceWGSL layer_wgsl = {}; + layer_wgsl.chain.sType = WGPUSType_ShaderSourceWGSL; + layer_wgsl.code = str_view(layer_code); + + WGPUShaderModuleDescriptor layer_shader_desc = {}; + layer_shader_desc.nextInChain = &layer_wgsl.chain; + + WGPUShaderModule layer_module = wgpuDeviceCreateShaderModule(ctx_.device, &layer_shader_desc); + if (!layer_module) return; + + // Create bind group layout for layer compute + // 0=static_features, 1=layer_input, 2=output, 3=weights, 4=params + WGPUBindGroupLayoutEntry layer_bgl_entries[5] = {}; + + // Binding 0: Static features (texture) + layer_bgl_entries[0].binding = 0; + layer_bgl_entries[0].visibility = WGPUShaderStage_Compute; + layer_bgl_entries[0].texture.sampleType = WGPUTextureSampleType_Uint; + layer_bgl_entries[0].texture.viewDimension = WGPUTextureViewDimension_2D; + + // Binding 1: Layer input (texture) + layer_bgl_entries[1].binding = 1; + layer_bgl_entries[1].visibility = WGPUShaderStage_Compute; + layer_bgl_entries[1].texture.sampleType = WGPUTextureSampleType_Uint; + layer_bgl_entries[1].texture.viewDimension = WGPUTextureViewDimension_2D; + + // Binding 2: Output (storage texture) + layer_bgl_entries[2].binding = 2; + layer_bgl_entries[2].visibility = WGPUShaderStage_Compute; + layer_bgl_entries[2].storageTexture.access = WGPUStorageTextureAccess_WriteOnly; + layer_bgl_entries[2].storageTexture.format = WGPUTextureFormat_RGBA32Uint; + layer_bgl_entries[2].storageTexture.viewDimension = WGPUTextureViewDimension_2D; + + // Binding 3: Weights (storage buffer) + layer_bgl_entries[3].binding = 3; + layer_bgl_entries[3].visibility = WGPUShaderStage_Compute; + layer_bgl_entries[3].buffer.type = WGPUBufferBindingType_ReadOnlyStorage; + + // Binding 4: Layer params (uniform buffer) + layer_bgl_entries[4].binding = 4; + layer_bgl_entries[4].visibility = WGPUShaderStage_Compute; + layer_bgl_entries[4].buffer.type = WGPUBufferBindingType_Uniform; + layer_bgl_entries[4].buffer.minBindingSize = sizeof(LayerParams); + + WGPUBindGroupLayoutDescriptor layer_bgl_desc = {}; + layer_bgl_desc.entryCount = 5; + layer_bgl_desc.entries = layer_bgl_entries; + + WGPUBindGroupLayout layer_bgl = wgpuDeviceCreateBindGroupLayout(ctx_.device, &layer_bgl_desc); + + WGPUPipelineLayoutDescriptor layer_pl_desc = {}; + layer_pl_desc.bindGroupLayoutCount = 1; + layer_pl_desc.bindGroupLayouts = &layer_bgl; + + WGPUPipelineLayout layer_pipeline_layout = wgpuDeviceCreatePipelineLayout(ctx_.device, &layer_pl_desc); + + WGPUComputePipelineDescriptor layer_pipeline_desc = {}; + layer_pipeline_desc.compute.module = layer_module; + layer_pipeline_desc.compute.entryPoint = str_view("main"); + layer_pipeline_desc.layout = layer_pipeline_layout; + + layer_pipeline_ = wgpuDeviceCreateComputePipeline(ctx_.device, &layer_pipeline_desc); + + wgpuShaderModuleRelease(layer_module); + wgpuPipelineLayoutRelease(layer_pipeline_layout); + wgpuBindGroupLayoutRelease(layer_bgl); +} + +void CNNv2Effect::update_bind_group(WGPUTextureView input_view) { + if (!static_pipeline_) return; + + // Cache input view + current_input_view_ = input_view; + + // Release old bind group + if (static_bind_group_) { + wgpuBindGroupRelease(static_bind_group_); + static_bind_group_ = nullptr; + } + + // Create bind group for static features compute + WGPUBindGroupEntry bg_entries[5] = {}; + + // Binding 0: Input (mip 0) + bg_entries[0].binding = 0; + bg_entries[0].textureView = input_view; + + // Binding 1: Input (mip 1) + bg_entries[1].binding = 1; + bg_entries[1].textureView = input_mip_view_[0]; // Use mip 0 for now + + // Binding 2: Input (mip 2) + bg_entries[2].binding = 2; + bg_entries[2].textureView = input_mip_view_[0]; // Use mip 0 for now + + // Binding 3: Depth (use input for now, no depth available) + bg_entries[3].binding = 3; + bg_entries[3].textureView = input_view; + + // Binding 4: Output (static features) + bg_entries[4].binding = 4; + bg_entries[4].textureView = static_features_view_; + + WGPUBindGroupDescriptor bg_desc = {}; + bg_desc.layout = wgpuComputePipelineGetBindGroupLayout(static_pipeline_, 0); + bg_desc.entryCount = 5; + bg_desc.entries = bg_entries; + + static_bind_group_ = wgpuDeviceCreateBindGroup(ctx_.device, &bg_desc); + + wgpuBindGroupLayoutRelease(bg_desc.layout); + + // Create layer bind groups + if (!layer_pipeline_ || layer_info_.empty()) return; + + // Release old layer bind groups + for (auto bg : layer_bind_groups_) { + wgpuBindGroupRelease(bg); + } + layer_bind_groups_.clear(); + + // Get bind group layout from layer pipeline + WGPUBindGroupLayout layer_bgl = wgpuComputePipelineGetBindGroupLayout(layer_pipeline_, 0); + + // Create bind group for each layer + for (size_t i = 0; i < layer_info_.size(); ++i) { + WGPUBindGroupEntry layer_entries[5] = {}; + + // Binding 0: Static features (constant) + layer_entries[0].binding = 0; + layer_entries[0].textureView = static_features_view_; + + // Binding 1: Layer input (ping-pong: use previous layer's output) + // First layer uses static features as input, others use ping-pong buffers + layer_entries[1].binding = 1; + layer_entries[1].textureView = (i == 0) ? static_features_view_ : layer_views_[i % 2]; + + // Binding 2: Output texture (ping-pong) + layer_entries[2].binding = 2; + layer_entries[2].textureView = layer_views_[(i + 1) % 2]; + + // Binding 3: Weights buffer (constant) + layer_entries[3].binding = 3; + layer_entries[3].buffer = weights_buffer_; + layer_entries[3].size = wgpuBufferGetSize(weights_buffer_); + + // Binding 4: Layer params (will be updated per dispatch) + layer_entries[4].binding = 4; + layer_entries[4].buffer = layer_params_buffer_; + layer_entries[4].size = sizeof(LayerParams); + + WGPUBindGroupDescriptor layer_bg_desc = {}; + layer_bg_desc.layout = layer_bgl; + layer_bg_desc.entryCount = 5; + layer_bg_desc.entries = layer_entries; + + WGPUBindGroup layer_bg = wgpuDeviceCreateBindGroup(ctx_.device, &layer_bg_desc); + layer_bind_groups_.push_back(layer_bg); + } + + wgpuBindGroupLayoutRelease(layer_bgl); +} + +void CNNv2Effect::compute(WGPUCommandEncoder encoder, + const CommonPostProcessUniforms& uniforms) { + (void)uniforms; + if (!initialized_ || !static_pipeline_ || !static_bind_group_) return; + + // Pass 1: Compute static features + WGPUComputePassEncoder pass = wgpuCommandEncoderBeginComputePass(encoder, nullptr); + + wgpuComputePassEncoderSetPipeline(pass, static_pipeline_); + wgpuComputePassEncoderSetBindGroup(pass, 0, static_bind_group_, 0, nullptr); + + // Dispatch workgroups (8×8 threads per group) + uint32_t workgroups_x = (width_ + 7) / 8; + uint32_t workgroups_y = (height_ + 7) / 8; + wgpuComputePassEncoderDispatchWorkgroups(pass, workgroups_x, workgroups_y, 1); + + wgpuComputePassEncoderEnd(pass); + wgpuComputePassEncoderRelease(pass); + + // Execute CNN layer passes + if (!layer_pipeline_ || layer_bind_groups_.empty()) return; + + for (size_t i = 0; i < layer_info_.size(); ++i) { + const LayerInfo& info = layer_info_[i]; + + // Update layer params uniform buffer + LayerParams params; + params.kernel_size = info.kernel_size; + params.in_channels = info.in_channels; + params.out_channels = info.out_channels; + params.weight_offset = info.weight_offset; + params.is_output_layer = (i == layer_info_.size() - 1) ? 1 : 0; + + wgpuQueueWriteBuffer(ctx_.queue, layer_params_buffer_, 0, ¶ms, sizeof(params)); + + // Execute layer compute pass + WGPUComputePassEncoder layer_pass = wgpuCommandEncoderBeginComputePass(encoder, nullptr); + + wgpuComputePassEncoderSetPipeline(layer_pass, layer_pipeline_); + wgpuComputePassEncoderSetBindGroup(layer_pass, 0, layer_bind_groups_[i], 0, nullptr); + + wgpuComputePassEncoderDispatchWorkgroups(layer_pass, workgroups_x, workgroups_y, 1); + + wgpuComputePassEncoderEnd(layer_pass); + wgpuComputePassEncoderRelease(layer_pass); + } +} + +void CNNv2Effect::render(WGPURenderPassEncoder pass, + const CommonPostProcessUniforms& uniforms) { + (void)pass; + (void)uniforms; + // Compute-only effect, rendering is done by default composite pass +} + +void CNNv2Effect::cleanup() { + if (static_features_view_) wgpuTextureViewRelease(static_features_view_); + if (static_features_tex_) wgpuTextureRelease(static_features_tex_); + if (static_bind_group_) wgpuBindGroupRelease(static_bind_group_); + if (static_pipeline_) wgpuComputePipelineRelease(static_pipeline_); + + if (layer_pipeline_) wgpuComputePipelineRelease(layer_pipeline_); + if (weights_buffer_) wgpuBufferRelease(weights_buffer_); + if (layer_params_buffer_) wgpuBufferRelease(layer_params_buffer_); + + for (int i = 0; i < 3; ++i) { + if (input_mip_view_[i]) wgpuTextureViewRelease(input_mip_view_[i]); + } + if (input_mip_tex_) wgpuTextureRelease(input_mip_tex_); + + for (auto view : layer_views_) wgpuTextureViewRelease(view); + for (auto tex : layer_textures_) wgpuTextureRelease(tex); + for (auto bg : layer_bind_groups_) wgpuBindGroupRelease(bg); + + layer_views_.clear(); + layer_textures_.clear(); + layer_bind_groups_.clear(); + layer_info_.clear(); + + initialized_ = false; +} diff --git a/src/gpu/effects/cnn_v2_effect.h b/src/gpu/effects/cnn_v2_effect.h new file mode 100644 index 0000000..6005cf5 --- /dev/null +++ b/src/gpu/effects/cnn_v2_effect.h @@ -0,0 +1,64 @@ +// CNN v2 Effect - Parametric Static Features +// Multi-pass post-processing with 7D feature input + +#pragma once +#include "gpu/effect.h" +#include <vector> + +class CNNv2Effect : public PostProcessEffect { +public: + explicit CNNv2Effect(const GpuContext& ctx); + ~CNNv2Effect(); + + void init(MainSequence* demo) override; + void resize(int width, int height) override; + void compute(WGPUCommandEncoder encoder, + const CommonPostProcessUniforms& uniforms) override; + void render(WGPURenderPassEncoder pass, + const CommonPostProcessUniforms& uniforms) override; + void update_bind_group(WGPUTextureView input_view) override; + +private: + struct LayerInfo { + uint32_t kernel_size; + uint32_t in_channels; + uint32_t out_channels; + uint32_t weight_offset; + uint32_t weight_count; + }; + + struct LayerParams { + uint32_t kernel_size; + uint32_t in_channels; + uint32_t out_channels; + uint32_t weight_offset; + uint32_t is_output_layer; + }; + + void create_textures(); + void create_pipelines(); + void load_weights(); + void cleanup(); + + // Static features compute + WGPUComputePipeline static_pipeline_; + WGPUBindGroup static_bind_group_; + WGPUTexture static_features_tex_; + WGPUTextureView static_features_view_; + + // CNN layers (storage buffer architecture) + WGPUComputePipeline layer_pipeline_; // Single pipeline for all layers + WGPUBuffer weights_buffer_; // Storage buffer for weights + WGPUBuffer layer_params_buffer_; // Uniform buffer for per-layer params + std::vector<LayerInfo> layer_info_; // Layer metadata + std::vector<WGPUBindGroup> layer_bind_groups_; // Per-layer bind groups + std::vector<WGPUTexture> layer_textures_; // Ping-pong buffers + std::vector<WGPUTextureView> layer_views_; + + // Input mips + WGPUTexture input_mip_tex_; + WGPUTextureView input_mip_view_[3]; + WGPUTextureView current_input_view_; + + bool initialized_; +}; diff --git a/src/tests/gpu/test_demo_effects.cc b/src/tests/gpu/test_demo_effects.cc index 01e6678..169db91 100644 --- a/src/tests/gpu/test_demo_effects.cc +++ b/src/tests/gpu/test_demo_effects.cc @@ -90,6 +90,7 @@ static void test_post_process_effects() { std::make_shared<ThemeModulationEffect>(fixture.ctx())}, {"VignetteEffect", std::make_shared<VignetteEffect>(fixture.ctx())}, {"CNNEffect", std::make_shared<CNNEffect>(fixture.ctx())}, + {"CNNv2Effect", std::make_shared<CNNv2Effect>(fixture.ctx())}, }; int passed = 0; diff --git a/tools/timeline_editor/README.md b/tools/timeline_editor/README.md index cc13a41..72b5ae0 100644 --- a/tools/timeline_editor/README.md +++ b/tools/timeline_editor/README.md @@ -17,13 +17,26 @@ Interactive web-based editor for `timeline.seq` files. - 🎼 Quantize grid (Off, 1/32, 1/16, 1/8, 1/4, 1/2, 1 beat) - 🎛️ BPM slider (60-200 BPM) - 🔄 Re-order sequences by time -- 🗑️ Delete sequences/effects +- ✨ Add effects to sequences +- 🗑️ Delete sequences/effects (toolbar + properties panel) +- 📊 **CPU load visualization** (color-coded effect density) - ▶️ Audio playback with auto-expand/collapse - 🎚️ Sticky audio track and timeline ticks - 🔴 **Playback indicator on waveform** (NEW) - 🎯 **Double-click seek during playback** (NEW) - 📍 **Click waveform to seek** (NEW) +## CPU Load Visualization + +The editor displays a **CPU load bar** at the top (underneath audio waveform if loaded): +- **Full-height bars** (80px) show effect density at each time point +- **Color-coded:** Green (low) → Yellow (medium) → Red (high load) +- **Load calculation:** Sum of all active effects across all sequences (1.0 per effect) +- **Updates automatically** when effects/sequences are moved +- **Collapsed sequences count** toward load + +This helps identify performance hotspots in your timeline. + ## Usage 1. **Open:** `open tools/timeline_editor/index.html` or double-click in browser @@ -37,6 +50,8 @@ Interactive web-based editor for `timeline.seq` files. - Watch sequences auto-expand/collapse during playback - Red playback indicators on both timeline and waveform show current position 5. **Edit:** + - **Add Effect:** Select sequence, click "✨ Add Effect" button + - **Delete:** Click item, use "🗑️ Delete Selected" or delete button in properties panel - Drag sequences/effects to reposition (works when collapsed or expanded) - Double-click anywhere on sequence to collapse/expand - Click item to edit properties in side panel diff --git a/tools/timeline_editor/index.html b/tools/timeline_editor/index.html index 45c9f1f..eca7b97 100644 --- a/tools/timeline_editor/index.html +++ b/tools/timeline_editor/index.html @@ -4,6 +4,7 @@ <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Timeline Editor - timeline.seq</title> + <link rel="icon" href="data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'><rect width='100' height='100' fill='%231e1e1e'/><rect x='10' y='30' width='15' height='40' fill='%234ec9b0'/><rect x='30' y='20' width='15' height='60' fill='%234ec9b0'/><rect x='50' y='35' width='15' height='30' fill='%234ec9b0'/><rect x='70' y='15' width='15' height='70' fill='%234ec9b0'/></svg>"> <style> :root { --bg-dark: #1e1e1e; @@ -45,7 +46,8 @@ .sticky-header { position: sticky; top: 0; background: var(--bg-medium); z-index: 100; padding: 20px 20px 10px 20px; border-bottom: 2px solid var(--bg-light); flex-shrink: 0; } .waveform-container { position: relative; height: 80px; overflow: hidden; background: rgba(0, 0, 0, 0.3); border-radius: var(--radius); cursor: crosshair; } - #waveformCanvas { position: absolute; left: 0; top: 0; height: 80px; display: block; } + #cpuLoadCanvas { position: absolute; left: 0; bottom: 0; height: 10px; display: block; z-index: 1; } + #waveformCanvas { position: absolute; left: 0; top: 0; height: 80px; display: block; z-index: 2; } .playback-indicator { position: absolute; top: 0; left: 0; width: 2px; background: var(--accent-red); box-shadow: 0 0 4px rgba(244, 135, 113, 0.8); pointer-events: none; z-index: 90; display: block; } @@ -75,6 +77,8 @@ .effect { position: absolute; background: #3a3d41; border: 1px solid var(--border-color); border-radius: 3px; padding: 4px 8px; cursor: move; font-size: 11px; transition: box-shadow 0.2s; display: flex; align-items: center; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; } .effect:hover { box-shadow: 0 0 8px rgba(133, 133, 133, 0.5); background: #45484d; } .effect.selected { border-color: var(--accent-orange); box-shadow: 0 0 8px rgba(206, 145, 120, 0.5); } + .effect.conflict { background: #4a1d1d; border-color: var(--accent-red); box-shadow: 0 0 8px rgba(244, 135, 113, 0.6); } + .effect.conflict:hover { background: #5a2424; } .effect-handle { position: absolute; top: 0; width: 6px; height: 100%; background: rgba(78, 201, 176, 0.8); cursor: ew-resize; display: none; z-index: 10; } .effect.selected .effect-handle { display: block; } .effect-handle.left { left: 0; border-radius: 3px 0 0 3px; } @@ -111,6 +115,7 @@ <label class="file-label">🎵 Load Audio (WAV)<input type="file" id="audioInput" accept=".wav"></label> <button id="clearAudioBtn" disabled>✖ Clear Audio</button> <button id="addSequenceBtn" disabled>➕ Add Sequence</button> + <button id="addEffectBtn" disabled>✨ Add Effect</button> <button id="deleteBtn" disabled>🗑️ Delete Selected</button> <button id="reorderBtn" disabled>🔄 Re-order by Time</button> </div> @@ -145,9 +150,10 @@ <div class="timeline-container"> <div class="sticky-header"> - <div class="waveform-container" id="waveformContainer" style="display: none;"> - <div class="playback-indicator" id="waveformPlaybackIndicator"></div> + <div class="waveform-container" id="waveformContainer"> + <canvas id="cpuLoadCanvas"></canvas> <canvas id="waveformCanvas"></canvas> + <div class="playback-indicator" id="waveformPlaybackIndicator"></div> </div> <div class="time-markers" id="timeMarkers"></div> </div> @@ -171,11 +177,16 @@ </div> <script> + // Constants + const POST_PROCESS_EFFECTS = new Set(['FadeEffect', 'FlashEffect', 'GaussianBlurEffect', + 'SolarizeEffect', 'VignetteEffect', 'ChromaAberrationEffect', 'DistortEffect', + 'ThemeModulationEffect', 'CNNEffect', 'CNNv2Effect']); + // State const state = { sequences: [], currentFile: null, selectedItem: null, pixelsPerSecond: 100, showBeats: true, quantizeUnit: 1, bpm: 120, isDragging: false, dragOffset: { x: 0, y: 0 }, - lastActiveSeqIndex: -1, isDraggingHandle: false, handleType: null, + lastActiveSeqIndex: -1, isDraggingHandle: false, handleType: null, handleDragOffset: 0, audioBuffer: null, audioDuration: 0, audioSource: null, audioContext: null, isPlaying: false, playbackStartTime: 0, playbackOffset: 0, animationFrameId: null, lastExpandedSeqIndex: -1, dragMoved: false @@ -191,7 +202,9 @@ clearAudioBtn: document.getElementById('clearAudioBtn'), waveformCanvas: document.getElementById('waveformCanvas'), waveformContainer: document.getElementById('waveformContainer'), + cpuLoadCanvas: document.getElementById('cpuLoadCanvas'), addSequenceBtn: document.getElementById('addSequenceBtn'), + addEffectBtn: document.getElementById('addEffectBtn'), deleteBtn: document.getElementById('deleteBtn'), reorderBtn: document.getElementById('reorderBtn'), propertiesPanel: document.getElementById('propertiesPanel'), @@ -264,18 +277,41 @@ return { sequences, bpm }; } + // Helpers + const beatsToTime = (beats) => beats * 60.0 / state.bpm; + const timeToBeats = (seconds) => seconds * state.bpm / 60.0; + const beatRange = (start, end) => { + const s = start.toFixed(1), e = end.toFixed(1); + const ss = beatsToTime(start).toFixed(1), es = beatsToTime(end).toFixed(1); + return state.showBeats ? `${s}-${e}b (${ss}-${es}s)` : `${ss}-${es}s (${s}-${e}b)`; + }; + + function detectConflicts(seq) { + const conflicts = new Set(); + const priorityGroups = {}; + seq.effects.forEach((effect, idx) => { + if (POST_PROCESS_EFFECTS.has(effect.className)) { + if (!priorityGroups[effect.priority]) priorityGroups[effect.priority] = []; + priorityGroups[effect.priority].push(idx); + } + }); + for (const priority in priorityGroups) { + if (priorityGroups[priority].length > 1) { + for (const idx of priorityGroups[priority]) conflicts.add(idx); + } + } + return conflicts; + } + function serializeSeqFile(sequences) { let output = `# Demo Timeline\n# Generated by Timeline Editor\n# BPM ${state.bpm}\n\n`; for (const seq of sequences) { - const seqLine = `SEQUENCE ${seq.startTime.toFixed(2)} ${seq.priority}`; - output += seq.name ? `${seqLine} "${seq.name}"\n` : `${seqLine}\n`; + output += `SEQUENCE ${seq.startTime.toFixed(2)} ${seq.priority}${seq.name ? ` "${seq.name}"` : ''}\n`; for (const effect of seq.effects) { const modifier = effect.priorityModifier || '+'; + const cleanArgs = effect.args?.replace(/\s*#\s*Priority:\s*\d+/i, '').trim(); output += ` EFFECT ${modifier} ${effect.className} ${effect.startTime.toFixed(2)} ${effect.endTime.toFixed(2)}`; - if (effect.args) { - const cleanArgs = effect.args.replace(/\s*#\s*Priority:\s*\d+/i, '').trim(); - if (cleanArgs) output += ` ${cleanArgs}`; - } + if (cleanArgs) output += ` ${cleanArgs}`; output += '\n'; } output += '\n'; @@ -291,7 +327,6 @@ state.audioBuffer = await state.audioContext.decodeAudioData(arrayBuffer); state.audioDuration = state.audioBuffer.duration; renderWaveform(); - dom.waveformContainer.style.display = 'block'; dom.playbackControls.style.display = 'flex'; dom.clearAudioBtn.disabled = false; showMessage(`Audio loaded: ${state.audioDuration.toFixed(2)}s`, 'success'); @@ -304,38 +339,123 @@ function renderWaveform() { if (!state.audioBuffer) return; const canvas = dom.waveformCanvas, ctx = canvas.getContext('2d'); - const audioDurationBeats = state.audioDuration * state.bpm / 60.0; - const canvasWidth = audioDurationBeats * state.pixelsPerSecond, canvasHeight = 80; - canvas.width = canvasWidth; canvas.height = canvasHeight; - canvas.style.width = `${canvasWidth}px`; canvas.style.height = `${canvasHeight}px`; - dom.waveformPlaybackIndicator.style.height = `${canvasHeight}px`; - ctx.fillStyle = 'rgba(0, 0, 0, 0.3)'; ctx.fillRect(0, 0, canvasWidth, canvasHeight); + const w = timeToBeats(state.audioDuration) * state.pixelsPerSecond, h = 80; + canvas.width = w; canvas.height = h; + canvas.style.width = `${w}px`; canvas.style.height = `${h}px`; + dom.waveformPlaybackIndicator.style.height = `${h}px`; + ctx.fillStyle = 'rgba(0, 0, 0, 0.3)'; ctx.fillRect(0, 0, w, h); + const channelData = state.audioBuffer.getChannelData(0); - const samplesPerPixel = Math.ceil(channelData.length / canvasWidth); + const samplesPerPixel = Math.ceil(channelData.length / w); + const centerY = h / 2, amplitudeScale = h * 0.4; + ctx.strokeStyle = '#4ec9b0'; ctx.lineWidth = 1; ctx.beginPath(); - const centerY = canvasHeight / 2, amplitudeScale = canvasHeight * 0.4; - for (let x = 0; x < canvasWidth; x++) { - const startSample = Math.floor(x * samplesPerPixel); - const endSample = Math.min(startSample + samplesPerPixel, channelData.length); + for (let x = 0; x < w; x++) { + const start = Math.floor(x * samplesPerPixel); + const end = Math.min(start + samplesPerPixel, channelData.length); let min = 1.0, max = -1.0; - for (let i = startSample; i < endSample; i++) { - const sample = channelData[i]; - if (sample < min) min = sample; - if (sample > max) max = sample; + for (let i = start; i < end; i++) { + min = Math.min(min, channelData[i]); + max = Math.max(max, channelData[i]); } const yMin = centerY - min * amplitudeScale, yMax = centerY - max * amplitudeScale; - if (x === 0) ctx.moveTo(x, yMin); else ctx.lineTo(x, yMin); + x === 0 ? ctx.moveTo(x, yMin) : ctx.lineTo(x, yMin); ctx.lineTo(x, yMax); } ctx.stroke(); - ctx.strokeStyle = 'rgba(255, 255, 255, 0.1)'; ctx.lineWidth = 1; ctx.beginPath(); - ctx.moveTo(0, centerY); ctx.lineTo(canvasWidth, centerY); ctx.stroke(); + ctx.strokeStyle = 'rgba(255, 255, 255, 0.1)'; + ctx.beginPath(); ctx.moveTo(0, centerY); ctx.lineTo(w, centerY); ctx.stroke(); + } + + function computeCPULoad() { + if (state.sequences.length === 0) return { maxTime: 60, loads: [], conflicts: [] }; + let maxTime = Math.max(60, ...state.sequences.flatMap(seq => + seq.effects.map(eff => seq.startTime + eff.endTime))); + if (state.audioDuration > 0) maxTime = Math.max(maxTime, timeToBeats(state.audioDuration)); + + const resolution = 0.1, numSamples = Math.ceil(maxTime / resolution); + const loads = new Array(numSamples).fill(0); + const conflicts = new Array(numSamples).fill(false); + + const markConflict = (seq, effect) => { + const start = Math.floor((seq.startTime + effect.startTime) / resolution); + const end = Math.ceil((seq.startTime + effect.endTime) / resolution); + for (let i = start; i < end && i < numSamples; i++) conflicts[i] = true; + }; + + // Track load + state.sequences.forEach(seq => seq.effects.forEach(effect => { + const start = Math.floor((seq.startTime + effect.startTime) / resolution); + const end = Math.ceil((seq.startTime + effect.endTime) / resolution); + for (let i = start; i < end && i < numSamples; i++) loads[i] += 1.0; + })); + + // Detect within-sequence conflicts + state.sequences.forEach(seq => { + const priorityGroups = {}; + seq.effects.forEach(eff => { + if (POST_PROCESS_EFFECTS.has(eff.className)) { + (priorityGroups[eff.priority] ??= []).push(eff); + } + }); + Object.values(priorityGroups).forEach(group => { + if (group.length > 1) group.forEach(eff => markConflict(seq, eff)); + }); + }); + + // Detect cross-sequence conflicts + const timeGroups = {}; + state.sequences.forEach((seq, idx) => + (timeGroups[seq.startTime.toFixed(2)] ??= []).push(idx)); + + Object.values(timeGroups).forEach(seqIndices => { + if (seqIndices.length < 2) return; + const crossPriorityMap = {}; + seqIndices.forEach(idx => { + const seq = state.sequences[idx]; + seq.effects.forEach(eff => { + if (POST_PROCESS_EFFECTS.has(eff.className)) { + (crossPriorityMap[eff.priority] ??= []).push({ effect: eff, seq }); + } + }); + }); + Object.values(crossPriorityMap).forEach(group => { + if (group.length > 1) group.forEach(({ effect, seq }) => markConflict(seq, effect)); + }); + }); + + return { maxTime, loads, conflicts, resolution }; + } + + function renderCPULoad() { + const canvas = dom.cpuLoadCanvas, ctx = canvas.getContext('2d'); + const { maxTime, loads, conflicts, resolution } = computeCPULoad(); + const w = maxTime * state.pixelsPerSecond, h = 10; + canvas.width = w; canvas.height = h; + canvas.style.width = `${w}px`; canvas.style.height = `${h}px`; + ctx.fillStyle = 'rgba(0, 0, 0, 0.3)'; ctx.fillRect(0, 0, w, h); + if (loads.length === 0) return; + + const barWidth = resolution * state.pixelsPerSecond; + loads.forEach((load, i) => { + if (load === 0) return; + const n = Math.min(load / 8, 1.0); + let r, g, b; + if (conflicts[i]) { r = 200; g = 100; b = 90; } + else if (n < 0.5) { const t = n * 2; r = 120 + t * 50; g = 180 + t * 20; b = 140; } + else { const t = (n - 0.5) * 2; r = 170 + t * 30; g = 200 - t * 50; b = 140; } + ctx.fillStyle = `rgba(${r|0}, ${g|0}, ${b|0}, 0.7)`; + ctx.fillRect(i * barWidth, 0, barWidth, h); + }); } function clearAudio() { stopPlayback(); state.audioBuffer = null; state.audioDuration = 0; - dom.waveformContainer.style.display = 'none'; dom.playbackControls.style.display = 'none'; - dom.clearAudioBtn.disabled = true; renderTimeline(); showMessage('Audio cleared', 'success'); + dom.playbackControls.style.display = 'none'; + dom.clearAudioBtn.disabled = true; + const ctx = dom.waveformCanvas.getContext('2d'); + ctx.clearRect(0, 0, dom.waveformCanvas.width, dom.waveformCanvas.height); + renderTimeline(); showMessage('Audio cleared', 'success'); } async function startPlayback() { @@ -370,18 +490,13 @@ function updatePlaybackPosition() { if (!state.isPlaying) return; const elapsed = state.audioContext.currentTime - state.playbackStartTime; - const currentTime = state.playbackOffset + elapsed, currentBeats = currentTime * state.bpm / 60.0; + const currentTime = state.playbackOffset + elapsed; + const currentBeats = timeToBeats(currentTime); dom.playbackTime.textContent = `${currentTime.toFixed(2)}s (${currentBeats.toFixed(2)}b)`; const indicatorX = currentBeats * state.pixelsPerSecond; - dom.playbackIndicator.style.left = `${indicatorX}px`; - dom.waveformPlaybackIndicator.style.left = `${indicatorX}px`; - const viewportWidth = dom.timelineContent.clientWidth; - const targetScrollX = indicatorX - viewportWidth * 0.4; - const currentScrollX = dom.timelineContent.scrollLeft; - const scrollDiff = targetScrollX - currentScrollX; - if (Math.abs(scrollDiff) > 5) { - dom.timelineContent.scrollLeft += scrollDiff * 0.1; - } + dom.playbackIndicator.style.left = dom.waveformPlaybackIndicator.style.left = `${indicatorX}px`; + const scrollDiff = indicatorX - dom.timelineContent.clientWidth * 0.4 - dom.timelineContent.scrollLeft; + if (Math.abs(scrollDiff) > 5) dom.timelineContent.scrollLeft += scrollDiff * 0.1; expandSequenceAtTime(currentBeats); state.animationFrameId = requestAnimationFrame(updatePlaybackPosition); } @@ -407,6 +522,7 @@ // Render function renderTimeline() { + renderCPULoad(); dom.timeline.innerHTML = ''; document.getElementById('timeMarkers').innerHTML = ''; let maxTime = 60; for (const seq of state.sequences) { @@ -467,24 +583,33 @@ seqDiv.addEventListener('dblclick', e => { e.stopPropagation(); e.preventDefault(); seq._collapsed = !seq._collapsed; renderTimeline(); }); dom.timeline.appendChild(seqDiv); if (!seq._collapsed) { + const conflicts = detectConflicts(seq); seq.effects.forEach((effect, effectIndex) => { - const effectDiv = document.createElement('div'); effectDiv.className = 'effect'; - effectDiv.dataset.seqIndex = seqIndex; effectDiv.dataset.effectIndex = effectIndex; - const effectStart = (seq.startTime + effect.startTime) * state.pixelsPerSecond; - const effectWidth = (effect.endTime - effect.startTime) * state.pixelsPerSecond; - effectDiv.style.left = `${effectStart}px`; effectDiv.style.top = `${seq._yPosition + 20 + effectIndex * 30}px`; - effectDiv.style.width = `${effectWidth}px`; effectDiv.style.height = '26px'; - const startBeat = effect.startTime.toFixed(1), endBeat = effect.endTime.toFixed(1); - const startSec = (effect.startTime * 60.0 / state.bpm).toFixed(1), endSec = (effect.endTime * 60.0 / state.bpm).toFixed(1); - const timeDisplay = state.showBeats ? `${startBeat}-${endBeat}b (${startSec}-${endSec}s)` : `${startSec}-${endSec}s (${startBeat}-${endBeat}b)`; + const effectDiv = document.createElement('div'); + effectDiv.className = 'effect'; + if (conflicts.has(effectIndex)) effectDiv.classList.add('conflict'); + Object.assign(effectDiv.dataset, { seqIndex, effectIndex }); + Object.assign(effectDiv.style, { + left: `${(seq.startTime + effect.startTime) * state.pixelsPerSecond}px`, + top: `${seq._yPosition + 20 + effectIndex * 30}px`, + width: `${(effect.endTime - effect.startTime) * state.pixelsPerSecond}px`, + height: '26px' + }); effectDiv.innerHTML = `<div class="effect-handle left"></div><small>${effect.className}</small><div class="effect-handle right"></div>`; - effectDiv.title = `${effect.className}\n${timeDisplay}\nPriority: ${effect.priority}\n${effect.args || '(no args)'}`; - if (state.selectedItem && state.selectedItem.type === 'effect' && state.selectedItem.seqIndex === seqIndex && state.selectedItem.effectIndex === effectIndex) effectDiv.classList.add('selected'); - const leftHandle = effectDiv.querySelector('.effect-handle.left'); - const rightHandle = effectDiv.querySelector('.effect-handle.right'); - leftHandle.addEventListener('mousedown', e => { e.stopPropagation(); startHandleDrag(e, 'left', seqIndex, effectIndex); }); - rightHandle.addEventListener('mousedown', e => { e.stopPropagation(); startHandleDrag(e, 'right', seqIndex, effectIndex); }); - effectDiv.addEventListener('mousedown', e => { if (!e.target.classList.contains('effect-handle')) { e.stopPropagation(); startDrag(e, 'effect', seqIndex, effectIndex); } }); + const conflictWarning = conflicts.has(effectIndex) ? + `\n⚠️ CONFLICT: Multiple post-process effects share priority ${effect.priority}` : ''; + effectDiv.title = `${effect.className}\n${beatRange(effect.startTime, effect.endTime)}\nPriority: ${effect.priority}${conflictWarning}\n${effect.args || '(no args)'}`; + if (state.selectedItem?.type === 'effect' && state.selectedItem.seqIndex === seqIndex && state.selectedItem.effectIndex === effectIndex) + effectDiv.classList.add('selected'); + effectDiv.querySelector('.effect-handle.left').addEventListener('mousedown', e => { + e.stopPropagation(); startHandleDrag(e, 'left', seqIndex, effectIndex); + }); + effectDiv.querySelector('.effect-handle.right').addEventListener('mousedown', e => { + e.stopPropagation(); startHandleDrag(e, 'right', seqIndex, effectIndex); + }); + effectDiv.addEventListener('mousedown', e => { + if (!e.target.classList.contains('effect-handle')) { e.stopPropagation(); startDrag(e, 'effect', seqIndex, effectIndex); } + }); effectDiv.addEventListener('click', e => { e.stopPropagation(); selectItem('effect', seqIndex, effectIndex); }); dom.timeline.appendChild(effectDiv); }); @@ -499,9 +624,9 @@ function startDrag(e, type, seqIndex, effectIndex = null) { state.isDragging = true; state.dragMoved = false; - const timelineRect = dom.timeline.getBoundingClientRect(); + const containerRect = dom.timelineContent.getBoundingClientRect(); const currentLeft = parseFloat(e.currentTarget.style.left) || 0; - state.dragOffset.x = e.clientX - timelineRect.left + dom.timelineContent.scrollLeft - currentLeft; + state.dragOffset.x = e.clientX - containerRect.left + dom.timelineContent.scrollLeft - currentLeft; state.dragOffset.y = e.clientY - e.currentTarget.getBoundingClientRect().top; state.selectedItem = { type, index: seqIndex, seqIndex, effectIndex }; document.addEventListener('mousemove', onDrag); document.addEventListener('mouseup', stopDrag); @@ -510,8 +635,8 @@ function onDrag(e) { if (!state.isDragging || !state.selectedItem) return; state.dragMoved = true; - const timelineRect = dom.timeline.getBoundingClientRect(); - let newTime = Math.max(0, (e.clientX - timelineRect.left + dom.timelineContent.scrollLeft - state.dragOffset.x) / state.pixelsPerSecond); + const containerRect = dom.timelineContent.getBoundingClientRect(); + let newTime = Math.max(0, (e.clientX - containerRect.left + dom.timelineContent.scrollLeft - state.dragOffset.x) / state.pixelsPerSecond); if (state.quantizeUnit > 0) newTime = Math.round(newTime * state.quantizeUnit) / state.quantizeUnit; if (state.selectedItem.type === 'sequence') state.sequences[state.selectedItem.index].startTime = newTime; else if (state.selectedItem.type === 'effect') { @@ -533,13 +658,19 @@ function startHandleDrag(e, type, seqIndex, effectIndex) { e.preventDefault(); state.isDraggingHandle = true; state.handleType = type; state.selectedItem = { type: 'effect', seqIndex, effectIndex, index: seqIndex }; + const seq = state.sequences[seqIndex], effect = seq.effects[effectIndex]; + const containerRect = dom.timelineContent.getBoundingClientRect(); + const mouseTimeBeats = (e.clientX - containerRect.left + dom.timelineContent.scrollLeft) / state.pixelsPerSecond; + const handleTimeBeats = seq.startTime + (type === 'left' ? effect.startTime : effect.endTime); + state.handleDragOffset = handleTimeBeats - mouseTimeBeats; document.addEventListener('mousemove', onHandleDrag); document.addEventListener('mouseup', stopHandleDrag); } function onHandleDrag(e) { if (!state.isDraggingHandle || !state.selectedItem) return; - const timelineRect = dom.timeline.getBoundingClientRect(); - let newTime = Math.max(0, (e.clientX - timelineRect.left + dom.timelineContent.scrollLeft) / state.pixelsPerSecond); + const containerRect = dom.timelineContent.getBoundingClientRect(); + let newTime = (e.clientX - containerRect.left + dom.timelineContent.scrollLeft) / state.pixelsPerSecond + state.handleDragOffset; + newTime = Math.max(0, newTime); if (state.quantizeUnit > 0) newTime = Math.round(newTime * state.quantizeUnit) / state.quantizeUnit; const seq = state.sequences[state.selectedItem.seqIndex], effect = seq.effects[state.selectedItem.effectIndex]; const relativeTime = newTime - seq.startTime; @@ -556,7 +687,9 @@ function selectItem(type, seqIndex, effectIndex = null) { state.selectedItem = { type, index: seqIndex, seqIndex, effectIndex }; - renderTimeline(); updateProperties(); dom.deleteBtn.disabled = false; + renderTimeline(); updateProperties(); + dom.deleteBtn.disabled = false; + dom.addEffectBtn.disabled = type !== 'sequence'; } // Properties @@ -566,11 +699,13 @@ if (state.selectedItem.type === 'sequence') { const seq = state.sequences[state.selectedItem.index]; dom.propertiesContent.innerHTML = ` - <div class="property-group"><label>Name</label><input type="text" id="propName" value="${seq.name || ''}" placeholder="Sequence name"></div> - <div class="property-group"><label>Start Time (seconds)</label><input type="number" id="propStartTime" value="${seq.startTime}" step="0.1" min="0"></div> + <div class="property-group"><label>Name</label><input type="text" id="propName" value="${seq.name || ''}" placeholder="Sequence name" inputmode="text"></div> + <div class="property-group"><label>Start Time (beats)</label><input type="number" id="propStartTime" value="${seq.startTime}" step="0.1" min="0"></div> + <div class="property-group"><button id="propDeleteBtn" style="width: 100%; background: var(--accent-red);">🗑️ Delete Sequence</button></div> `; document.getElementById('propName').addEventListener('input', applyProperties); document.getElementById('propStartTime').addEventListener('input', applyProperties); + document.getElementById('propDeleteBtn').addEventListener('click', () => dom.deleteBtn.click()); } else if (state.selectedItem.type === 'effect') { const effect = state.sequences[state.selectedItem.seqIndex].effects[state.selectedItem.effectIndex]; const effects = state.sequences[state.selectedItem.seqIndex].effects; @@ -588,6 +723,7 @@ </div> <button id="togglePriorityBtn" style="width: 100%;">${samePriority ? '✓ Same as Above (=)' : 'Increment (+)'}</button> </div> + <div class="property-group"><button id="propDeleteBtn" style="width: 100%; background: var(--accent-red);">🗑️ Delete Effect</button></div> `; document.getElementById('propClassName').addEventListener('input', applyProperties); document.getElementById('propStartTime').addEventListener('input', applyProperties); @@ -596,6 +732,7 @@ document.getElementById('moveUpBtn').addEventListener('click', moveEffectUp); document.getElementById('moveDownBtn').addEventListener('click', moveEffectDown); document.getElementById('togglePriorityBtn').addEventListener('click', toggleSamePriority); + document.getElementById('propDeleteBtn').addEventListener('click', () => dom.deleteBtn.click()); } } @@ -649,10 +786,8 @@ function updateStats() { const effectCount = state.sequences.reduce((sum, seq) => sum + seq.effects.length, 0); - const maxTime = state.sequences.reduce((max, seq) => { - const seqMax = seq.effects.reduce((m, e) => Math.max(m, seq.startTime + e.endTime), seq.startTime); - return Math.max(max, seqMax); - }, 0); + const maxTime = Math.max(0, ...state.sequences.flatMap(seq => + seq.effects.map(e => seq.startTime + e.endTime).concat(seq.startTime))); dom.stats.innerHTML = `📊 Sequences: ${state.sequences.length} | 🎬 Effects: ${effectCount} | ⏱️ Duration: ${maxTime.toFixed(2)}s`; } @@ -716,16 +851,17 @@ dom.waveformContainer.addEventListener('click', async e => { if (!state.audioBuffer) return; const rect = dom.waveformContainer.getBoundingClientRect(); - const clickX = e.clientX - rect.left + dom.timelineContent.scrollLeft; - const clickTime = (clickX / state.pixelsPerSecond) * 60.0 / state.bpm; + const canvasOffset = parseFloat(dom.waveformCanvas.style.left) || 0; + const clickX = e.clientX - rect.left - canvasOffset; + const clickBeats = clickX / state.pixelsPerSecond; + const clickTime = beatsToTime(clickBeats); const wasPlaying = state.isPlaying; if (wasPlaying) stopPlayback(false); state.playbackOffset = Math.max(0, Math.min(clickTime, state.audioDuration)); - const clickBeats = state.playbackOffset * state.bpm / 60.0; - dom.playbackTime.textContent = `${state.playbackOffset.toFixed(2)}s (${clickBeats.toFixed(2)}b)`; - const indicatorX = clickBeats * state.pixelsPerSecond; - dom.playbackIndicator.style.left = `${indicatorX}px`; - dom.waveformPlaybackIndicator.style.left = `${indicatorX}px`; + const pausedBeats = timeToBeats(state.playbackOffset); + dom.playbackTime.textContent = `${state.playbackOffset.toFixed(2)}s (${pausedBeats.toFixed(2)}b)`; + const indicatorX = pausedBeats * state.pixelsPerSecond; + dom.playbackIndicator.style.left = dom.waveformPlaybackIndicator.style.left = `${indicatorX}px`; if (wasPlaying) await startPlayback(); }); @@ -734,11 +870,19 @@ renderTimeline(); showMessage('New sequence added', 'success'); }); + dom.addEffectBtn.addEventListener('click', () => { + if (!state.selectedItem || state.selectedItem.type !== 'sequence') return; + const seq = state.sequences[state.selectedItem.index]; + seq.effects.push({ type: 'effect', className: 'Effect', startTime: 0, endTime: 10, priority: 0, priorityModifier: '+', args: '' }); + seq._collapsed = false; + renderTimeline(); showMessage('New effect added', 'success'); + }); + dom.deleteBtn.addEventListener('click', () => { if (!state.selectedItem) return; if (state.selectedItem.type === 'sequence') state.sequences.splice(state.selectedItem.index, 1); else if (state.selectedItem.type === 'effect') state.sequences[state.selectedItem.seqIndex].effects.splice(state.selectedItem.effectIndex, 1); - state.selectedItem = null; dom.deleteBtn.disabled = true; renderTimeline(); updateProperties(); + state.selectedItem = null; dom.deleteBtn.disabled = true; dom.addEffectBtn.disabled = true; renderTimeline(); updateProperties(); showMessage('Item deleted', 'success'); }); @@ -768,21 +912,22 @@ dom.quantizeSelect.addEventListener('change', e => { state.quantizeUnit = parseFloat(e.target.value); }); dom.panelToggle.addEventListener('click', () => { dom.propertiesPanel.classList.add('collapsed'); dom.panelCollapseBtn.classList.add('visible'); dom.panelToggle.textContent = '▲ Expand'; }); dom.panelCollapseBtn.addEventListener('click', () => { dom.propertiesPanel.classList.remove('collapsed'); dom.panelCollapseBtn.classList.remove('visible'); dom.panelToggle.textContent = '▼ Collapse'; }); - dom.timeline.addEventListener('click', () => { state.selectedItem = null; dom.deleteBtn.disabled = true; renderTimeline(); updateProperties(); }); + dom.timeline.addEventListener('click', () => { state.selectedItem = null; dom.deleteBtn.disabled = true; dom.addEffectBtn.disabled = true; renderTimeline(); updateProperties(); }); dom.timeline.addEventListener('dblclick', async e => { if (e.target !== dom.timeline) return; - const timelineRect = dom.timeline.getBoundingClientRect(); - const clickX = e.clientX - timelineRect.left + dom.timelineContent.scrollLeft; - const clickBeats = clickX / state.pixelsPerSecond, clickTime = clickBeats * 60.0 / state.bpm; + const containerRect = dom.timelineContent.getBoundingClientRect(); + const clickX = e.clientX - containerRect.left + dom.timelineContent.scrollLeft; + const clickBeats = clickX / state.pixelsPerSecond; + const clickTime = beatsToTime(clickBeats); if (state.audioBuffer) { const wasPlaying = state.isPlaying; if (wasPlaying) stopPlayback(false); state.playbackOffset = Math.max(0, Math.min(clickTime, state.audioDuration)); - const pausedBeats = state.playbackOffset * state.bpm / 60.0; + const pausedBeats = timeToBeats(state.playbackOffset); dom.playbackTime.textContent = `${state.playbackOffset.toFixed(2)}s (${pausedBeats.toFixed(2)}b)`; const indicatorX = pausedBeats * state.pixelsPerSecond; - dom.playbackIndicator.style.left = `${indicatorX}px`; dom.waveformPlaybackIndicator.style.left = `${indicatorX}px`; + dom.playbackIndicator.style.left = dom.waveformPlaybackIndicator.style.left = `${indicatorX}px`; if (wasPlaying) await startPlayback(); showMessage(`Seek to ${clickTime.toFixed(2)}s (${clickBeats.toFixed(2)}b)`, 'success'); } @@ -800,10 +945,10 @@ }); dom.timelineContent.addEventListener('scroll', () => { - if (dom.waveformCanvas) { - dom.waveformCanvas.style.left = `-${dom.timelineContent.scrollLeft}px`; - dom.waveformPlaybackIndicator.style.transform = `translateX(-${dom.timelineContent.scrollLeft}px)`; - } + const scrollLeft = dom.timelineContent.scrollLeft; + dom.cpuLoadCanvas.style.left = `-${scrollLeft}px`; + dom.waveformCanvas.style.left = `-${scrollLeft}px`; + dom.waveformPlaybackIndicator.style.transform = `translateX(-${scrollLeft}px)`; }); dom.timelineContent.addEventListener('wheel', e => { diff --git a/training/export_cnn_v2_shader.py b/training/export_cnn_v2_shader.py new file mode 100755 index 0000000..3c53ce2 --- /dev/null +++ b/training/export_cnn_v2_shader.py @@ -0,0 +1,225 @@ +#!/usr/bin/env python3 +"""CNN v2 Shader Export Script + +Converts PyTorch checkpoints to WGSL compute shaders with f16 weights. +Generates one shader per layer with embedded weight arrays. +""" + +import argparse +import numpy as np +import torch +from pathlib import Path + + +def export_layer_shader(layer_idx, weights, kernel_size, in_channels, out_channels, + output_dir, is_output_layer=False): + """Generate WGSL compute shader for a single CNN layer. + + Args: + layer_idx: Layer index (0, 1, 2) + weights: (out_ch, in_ch, k, k) weight tensor + kernel_size: Kernel size (1, 3, 5, etc.) + in_channels: Input channels (includes 8D static features) + out_channels: Output channels + output_dir: Output directory path + is_output_layer: True if this is the final RGBA output layer + """ + weights_flat = weights.flatten() + weights_f16 = weights_flat.astype(np.float16) + weights_f32 = weights_f16.astype(np.float32) # WGSL stores as f32 literals + + # Format weights as WGSL array + weights_str = ",\n ".join( + ", ".join(f"{w:.6f}" for w in weights_f32[i:i+8]) + for i in range(0, len(weights_f32), 8) + ) + + radius = kernel_size // 2 + activation = "" if is_output_layer else "output[c] = max(0.0, sum); // ReLU" + if is_output_layer: + activation = "output[c] = clamp(sum, 0.0, 1.0); // Sigmoid approximation" + + shader_code = f"""// CNN v2 Layer {layer_idx} - Auto-generated +// Kernel: {kernel_size}×{kernel_size}, In: {in_channels}, Out: {out_channels} + +const KERNEL_SIZE: u32 = {kernel_size}u; +const IN_CHANNELS: u32 = {in_channels}u; +const OUT_CHANNELS: u32 = {out_channels}u; +const KERNEL_RADIUS: i32 = {radius}; + +// Weights quantized to float16 (stored as f32 in WGSL) +const weights: array<f32, {len(weights_f32)}> = array( + {weights_str} +); + +@group(0) @binding(0) var static_features: texture_2d<u32>; +@group(0) @binding(1) var layer_input: texture_2d<u32>; +@group(0) @binding(2) var output_tex: texture_storage_2d<rgba32uint, write>; + +fn unpack_static_features(coord: vec2<i32>) -> array<f32, 8> {{ + let packed = textureLoad(static_features, coord, 0); + let v0 = unpack2x16float(packed.x); + let v1 = unpack2x16float(packed.y); + let v2 = unpack2x16float(packed.z); + let v3 = unpack2x16float(packed.w); + return array<f32, 8>(v0.x, v0.y, v1.x, v1.y, v2.x, v2.y, v3.x, v3.y); +}} + +fn unpack_layer_channels(coord: vec2<i32>) -> array<f32, 8> {{ + let packed = textureLoad(layer_input, coord, 0); + let v0 = unpack2x16float(packed.x); + let v1 = unpack2x16float(packed.y); + let v2 = unpack2x16float(packed.z); + let v3 = unpack2x16float(packed.w); + return array<f32, 8>(v0.x, v0.y, v1.x, v1.y, v2.x, v2.y, v3.x, v3.y); +}} + +fn pack_channels(values: array<f32, 8>) -> vec4<u32> {{ + return vec4<u32>( + pack2x16float(vec2<f32>(values[0], values[1])), + pack2x16float(vec2<f32>(values[2], values[3])), + pack2x16float(vec2<f32>(values[4], values[5])), + pack2x16float(vec2<f32>(values[6], values[7])) + ); +}} + +@compute @workgroup_size(8, 8) +fn main(@builtin(global_invocation_id) id: vec3<u32>) {{ + let coord = vec2<i32>(id.xy); + let dims = textureDimensions(static_features); + + if (coord.x >= i32(dims.x) || coord.y >= i32(dims.y)) {{ + return; + }} + + // Load static features (always available) + let static_feat = unpack_static_features(coord); + + // Convolution + var output: array<f32, OUT_CHANNELS>; + for (var c: u32 = 0u; c < OUT_CHANNELS; c++) {{ + var sum: f32 = 0.0; + + for (var ky: i32 = -KERNEL_RADIUS; ky <= KERNEL_RADIUS; ky++) {{ + for (var kx: i32 = -KERNEL_RADIUS; kx <= KERNEL_RADIUS; kx++) {{ + let sample_coord = coord + vec2<i32>(kx, ky); + + // Border handling (clamp) + let clamped = vec2<i32>( + clamp(sample_coord.x, 0, i32(dims.x) - 1), + clamp(sample_coord.y, 0, i32(dims.y) - 1) + ); + + // Load input features + let static_local = unpack_static_features(clamped); + let layer_local = unpack_layer_channels(clamped); + + // Weight index calculation + let ky_idx = u32(ky + KERNEL_RADIUS); + let kx_idx = u32(kx + KERNEL_RADIUS); + let spatial_idx = ky_idx * KERNEL_SIZE + kx_idx; + + // Accumulate: static features (8D) + for (var i: u32 = 0u; i < 8u; i++) {{ + let w_idx = c * IN_CHANNELS * KERNEL_SIZE * KERNEL_SIZE + + i * KERNEL_SIZE * KERNEL_SIZE + spatial_idx; + sum += weights[w_idx] * static_local[i]; + }} + + // Accumulate: layer input channels (if layer_idx > 0) + let prev_channels = IN_CHANNELS - 8u; + for (var i: u32 = 0u; i < prev_channels; i++) {{ + let w_idx = c * IN_CHANNELS * KERNEL_SIZE * KERNEL_SIZE + + (8u + i) * KERNEL_SIZE * KERNEL_SIZE + spatial_idx; + sum += weights[w_idx] * layer_local[i]; + }} + }} + }} + + {activation} + }} + + // Pack and store + textureStore(output_tex, coord, pack_channels(output)); +}} +""" + + output_path = Path(output_dir) / f"cnn_v2_layer_{layer_idx}.wgsl" + output_path.write_text(shader_code) + print(f" → {output_path}") + + +def export_checkpoint(checkpoint_path, output_dir): + """Export PyTorch checkpoint to WGSL shaders. + + Args: + checkpoint_path: Path to .pth checkpoint + output_dir: Output directory for shaders + """ + print(f"Loading checkpoint: {checkpoint_path}") + checkpoint = torch.load(checkpoint_path, map_location='cpu') + + state_dict = checkpoint['model_state_dict'] + config = checkpoint['config'] + + print(f"Configuration:") + print(f" Kernels: {config['kernels']}") + print(f" Channels: {config['channels']}") + print(f" Features: {config['features']}") + + output_dir = Path(output_dir) + output_dir.mkdir(parents=True, exist_ok=True) + + print(f"\nExporting shaders to {output_dir}/") + + # Layer 0: 8 → channels[0] + layer0_weights = state_dict['layer0.weight'].detach().numpy() + export_layer_shader( + layer_idx=0, + weights=layer0_weights, + kernel_size=config['kernels'][0], + in_channels=8, + out_channels=config['channels'][0], + output_dir=output_dir, + is_output_layer=False + ) + + # Layer 1: (8 + channels[0]) → channels[1] + layer1_weights = state_dict['layer1.weight'].detach().numpy() + export_layer_shader( + layer_idx=1, + weights=layer1_weights, + kernel_size=config['kernels'][1], + in_channels=8 + config['channels'][0], + out_channels=config['channels'][1], + output_dir=output_dir, + is_output_layer=False + ) + + # Layer 2: (8 + channels[1]) → 4 (RGBA) + layer2_weights = state_dict['layer2.weight'].detach().numpy() + export_layer_shader( + layer_idx=2, + weights=layer2_weights, + kernel_size=config['kernels'][2], + in_channels=8 + config['channels'][1], + out_channels=4, + output_dir=output_dir, + is_output_layer=True + ) + + print(f"\nExport complete! Generated 3 shader files.") + + +def main(): + parser = argparse.ArgumentParser(description='Export CNN v2 checkpoint to WGSL shaders') + parser.add_argument('checkpoint', type=str, help='Path to checkpoint .pth file') + parser.add_argument('--output-dir', type=str, default='workspaces/main/shaders', + help='Output directory for shaders') + + args = parser.parse_args() + export_checkpoint(args.checkpoint, args.output_dir) + + +if __name__ == '__main__': + main() diff --git a/training/export_cnn_v2_weights.py b/training/export_cnn_v2_weights.py new file mode 100755 index 0000000..723f572 --- /dev/null +++ b/training/export_cnn_v2_weights.py @@ -0,0 +1,275 @@ +#!/usr/bin/env python3 +"""CNN v2 Weight Export Script + +Converts PyTorch checkpoints to binary weight format for storage buffer. +Exports single shader template + binary weights asset. +""" + +import argparse +import numpy as np +import torch +import struct +from pathlib import Path + + +def export_weights_binary(checkpoint_path, output_path): + """Export CNN v2 weights to binary format. + + Binary format: + Header (16 bytes): + uint32 magic ('CNN2') + uint32 version (1) + uint32 num_layers + uint32 total_weights (f16 count) + + LayerInfo × num_layers (20 bytes each): + uint32 kernel_size + uint32 in_channels + uint32 out_channels + uint32 weight_offset (f16 index) + uint32 weight_count + + Weights (f16 array): + float16[] all_weights + + Args: + checkpoint_path: Path to .pth checkpoint + output_path: Output .bin file path + + Returns: + config dict for shader generation + """ + print(f"Loading checkpoint: {checkpoint_path}") + checkpoint = torch.load(checkpoint_path, map_location='cpu') + + state_dict = checkpoint['model_state_dict'] + config = checkpoint['config'] + + print(f"Configuration:") + print(f" Kernels: {config['kernels']}") + print(f" Channels: {config['channels']}") + + # Collect layer info + layers = [] + all_weights = [] + weight_offset = 0 + + # Layer 0: 8 → channels[0] + layer0_weights = state_dict['layer0.weight'].detach().numpy() + layer0_flat = layer0_weights.flatten() + layers.append({ + 'kernel_size': config['kernels'][0], + 'in_channels': 8, + 'out_channels': config['channels'][0], + 'weight_offset': weight_offset, + 'weight_count': len(layer0_flat) + }) + all_weights.extend(layer0_flat) + weight_offset += len(layer0_flat) + + # Layer 1: (8 + channels[0]) → channels[1] + layer1_weights = state_dict['layer1.weight'].detach().numpy() + layer1_flat = layer1_weights.flatten() + layers.append({ + 'kernel_size': config['kernels'][1], + 'in_channels': 8 + config['channels'][0], + 'out_channels': config['channels'][1], + 'weight_offset': weight_offset, + 'weight_count': len(layer1_flat) + }) + all_weights.extend(layer1_flat) + weight_offset += len(layer1_flat) + + # Layer 2: (8 + channels[1]) → 4 (RGBA output) + layer2_weights = state_dict['layer2.weight'].detach().numpy() + layer2_flat = layer2_weights.flatten() + layers.append({ + 'kernel_size': config['kernels'][2], + 'in_channels': 8 + config['channels'][1], + 'out_channels': 4, + 'weight_offset': weight_offset, + 'weight_count': len(layer2_flat) + }) + all_weights.extend(layer2_flat) + weight_offset += len(layer2_flat) + + # Convert to f16 + # TODO: Use 8-bit quantization for 2× size reduction + # Requires quantization-aware training (QAT) to maintain accuracy + all_weights_f16 = np.array(all_weights, dtype=np.float16) + + # Pack f16 pairs into u32 for storage buffer + # Pad to even count if needed + if len(all_weights_f16) % 2 == 1: + all_weights_f16 = np.append(all_weights_f16, np.float16(0.0)) + + # Pack pairs using numpy view + weights_u32 = all_weights_f16.view(np.uint32) + + print(f"\nWeight statistics:") + print(f" Total layers: {len(layers)}") + print(f" Total weights: {len(all_weights_f16)} (f16)") + print(f" Packed: {len(weights_u32)} u32") + print(f" Binary size: {16 + len(layers) * 20 + len(weights_u32) * 4} bytes") + + # Write binary file + output_path = Path(output_path) + output_path.parent.mkdir(parents=True, exist_ok=True) + + with open(output_path, 'wb') as f: + # Header (16 bytes) + f.write(struct.pack('<4sIII', + b'CNN2', # magic + 1, # version + len(layers), # num_layers + len(all_weights_f16))) # total_weights (f16 count) + + # Layer info (20 bytes per layer) + for layer in layers: + f.write(struct.pack('<IIIII', + layer['kernel_size'], + layer['in_channels'], + layer['out_channels'], + layer['weight_offset'], + layer['weight_count'])) + + # Weights (u32 packed f16 pairs) + f.write(weights_u32.tobytes()) + + print(f" → {output_path}") + + return { + 'num_layers': len(layers), + 'layers': layers + } + + +def export_shader_template(config, output_dir): + """Generate single WGSL shader template with storage buffer binding. + + Args: + config: Layer configuration from export_weights_binary() + output_dir: Output directory path + """ + shader_code = """// CNN v2 Compute Shader - Storage Buffer Version +// Reads weights from storage buffer, processes all layers in sequence + +struct CNNv2Header { + magic: u32, // 'CNN2' + version: u32, // 1 + num_layers: u32, // Number of layers + total_weights: u32, // Total f16 weight count +} + +struct CNNv2LayerInfo { + kernel_size: u32, + in_channels: u32, + out_channels: u32, + weight_offset: u32, // Offset in weights array + weight_count: u32, +} + +@group(0) @binding(0) var static_features: texture_2d<u32>; +@group(0) @binding(1) var layer_input: texture_2d<u32>; +@group(0) @binding(2) var output_tex: texture_storage_2d<rgba32uint, write>; +@group(0) @binding(3) var<storage, read> weights: array<u32>; // Packed f16 pairs + +fn unpack_static_features(coord: vec2<i32>) -> array<f32, 8> { + let packed = textureLoad(static_features, coord, 0); + let v0 = unpack2x16float(packed.x); + let v1 = unpack2x16float(packed.y); + let v2 = unpack2x16float(packed.z); + let v3 = unpack2x16float(packed.w); + return array<f32, 8>(v0.x, v0.y, v1.x, v1.y, v2.x, v2.y, v3.x, v3.y); +} + +fn unpack_layer_channels(coord: vec2<i32>) -> array<f32, 8> { + let packed = textureLoad(layer_input, coord, 0); + let v0 = unpack2x16float(packed.x); + let v1 = unpack2x16float(packed.y); + let v2 = unpack2x16float(packed.z); + let v3 = unpack2x16float(packed.w); + return array<f32, 8>(v0.x, v0.y, v1.x, v1.y, v2.x, v2.y, v3.x, v3.y); +} + +fn pack_channels(values: array<f32, 8>) -> vec4<u32> { + return vec4<u32>( + pack2x16float(vec2<f32>(values[0], values[1])), + pack2x16float(vec2<f32>(values[2], values[3])), + pack2x16float(vec2<f32>(values[4], values[5])), + pack2x16float(vec2<f32>(values[6], values[7])) + ); +} + +fn get_weight(idx: u32) -> f32 { + let pair_idx = idx / 2u; + let packed = weights[8u + pair_idx]; // Skip header (32 bytes = 8 u32) + let unpacked = unpack2x16float(packed); + return select(unpacked.y, unpacked.x, (idx & 1u) == 0u); +} + +@compute @workgroup_size(8, 8) +fn main(@builtin(global_invocation_id) id: vec3<u32>) { + let coord = vec2<i32>(id.xy); + let dims = textureDimensions(static_features); + + if (coord.x >= i32(dims.x) || coord.y >= i32(dims.y)) { + return; + } + + // Read header + let header_packed = weights[0]; // magic + version + let counts_packed = weights[1]; // num_layers + total_weights + let num_layers = counts_packed & 0xFFFFu; + + // Load static features + let static_feat = unpack_static_features(coord); + + // Process each layer (hardcoded for 3 layers for now) + // TODO: Dynamic layer loop when needed + + // Example for layer 0 - expand to full multi-layer when tested + let layer_info_offset = 2u; // After header + let layer0_info_base = layer_info_offset; + + // Read layer 0 info (5 u32 values = 20 bytes) + let kernel_size = weights[layer0_info_base]; + let in_channels = weights[layer0_info_base + 1u]; + let out_channels = weights[layer0_info_base + 2u]; + let weight_offset = weights[layer0_info_base + 3u]; + + // Convolution (simplified - expand to full kernel loop) + var output: array<f32, 8>; + for (var c: u32 = 0u; c < min(out_channels, 8u); c++) { + output[c] = 0.0; // TODO: Actual convolution + } + + textureStore(output_tex, coord, pack_channels(output)); +} +""" + + output_path = Path(output_dir) / "cnn_v2_compute.wgsl" + output_path.write_text(shader_code) + print(f" → {output_path}") + + +def main(): + parser = argparse.ArgumentParser(description='Export CNN v2 weights to binary format') + parser.add_argument('checkpoint', type=str, help='Path to checkpoint .pth file') + parser.add_argument('--output-weights', type=str, default='workspaces/main/cnn_v2_weights.bin', + help='Output binary weights file') + parser.add_argument('--output-shader', type=str, default='workspaces/main/shaders', + help='Output directory for shader template') + + args = parser.parse_args() + + print("=== CNN v2 Weight Export ===\n") + config = export_weights_binary(args.checkpoint, args.output_weights) + print() + # Shader is manually maintained in cnn_v2_compute.wgsl + # export_shader_template(config, args.output_shader) + print("\nExport complete!") + + +if __name__ == '__main__': + main() diff --git a/training/train_cnn_v2.py b/training/train_cnn_v2.py new file mode 100755 index 0000000..758b044 --- /dev/null +++ b/training/train_cnn_v2.py @@ -0,0 +1,383 @@ +#!/usr/bin/env python3 +"""CNN v2 Training Script - Parametric Static Features + +Trains a multi-layer CNN with 7D static feature input: +- RGBD (4D) +- UV coordinates (2D) +- sin(10*uv.x) position encoding (1D) +- Bias dimension (1D, always 1.0) +""" + +import argparse +import numpy as np +import torch +import torch.nn as nn +import torch.nn.functional as F +from torch.utils.data import Dataset, DataLoader +from pathlib import Path +from PIL import Image +import time +import cv2 + + +def compute_static_features(rgb, depth=None): + """Generate 7D static features + bias dimension. + + Args: + rgb: (H, W, 3) RGB image [0, 1] + depth: (H, W) depth map [0, 1], optional + + Returns: + (H, W, 8) static features tensor + """ + h, w = rgb.shape[:2] + + # RGBD channels + r, g, b = rgb[:, :, 0], rgb[:, :, 1], rgb[:, :, 2] + d = depth if depth is not None else np.zeros((h, w), dtype=np.float32) + + # UV coordinates (normalized [0, 1]) + uv_x = np.linspace(0, 1, w)[None, :].repeat(h, axis=0).astype(np.float32) + uv_y = np.linspace(0, 1, h)[:, None].repeat(w, axis=1).astype(np.float32) + + # Multi-frequency position encoding + sin10_x = np.sin(10.0 * uv_x).astype(np.float32) + + # Bias dimension (always 1.0) + bias = np.ones((h, w), dtype=np.float32) + + # Stack: [R, G, B, D, uv.x, uv.y, sin10_x, bias] + features = np.stack([r, g, b, d, uv_x, uv_y, sin10_x, bias], axis=-1) + return features + + +class CNNv2(nn.Module): + """CNN v2 with parametric static features. + + TODO: Add quantization-aware training (QAT) for 8-bit weights + - Use torch.quantization.QuantStub/DeQuantStub + - Train with fake quantization to adapt to 8-bit precision + - Target: ~1.6 KB weights (vs 3.2 KB with f16) + """ + + def __init__(self, kernels=[1, 3, 5], channels=[16, 8, 4]): + super().__init__() + self.kernels = kernels + self.channels = channels + + # Input layer: 8D (7 features + bias) → channels[0] + self.layer0 = nn.Conv2d(8, channels[0], kernel_size=kernels[0], + padding=kernels[0]//2, bias=False) + + # Inner layers: (8 + C_prev) → C_next + in_ch_1 = 8 + channels[0] + self.layer1 = nn.Conv2d(in_ch_1, channels[1], kernel_size=kernels[1], + padding=kernels[1]//2, bias=False) + + # Output layer: (8 + C_last) → 4 (RGBA) + in_ch_2 = 8 + channels[1] + self.layer2 = nn.Conv2d(in_ch_2, 4, kernel_size=kernels[2], + padding=kernels[2]//2, bias=False) + + def forward(self, static_features): + """Forward pass with static feature concatenation. + + Args: + static_features: (B, 8, H, W) static features + + Returns: + (B, 4, H, W) RGBA output [0, 1] + """ + # Layer 0: Use full 8D static features + x0 = self.layer0(static_features) + x0 = F.relu(x0) + + # Layer 1: Concatenate static + layer0 output + x1_input = torch.cat([static_features, x0], dim=1) + x1 = self.layer1(x1_input) + x1 = F.relu(x1) + + # Layer 2: Concatenate static + layer1 output + x2_input = torch.cat([static_features, x1], dim=1) + output = self.layer2(x2_input) + + return torch.sigmoid(output) + + +class PatchDataset(Dataset): + """Patch-based dataset extracting salient regions from images.""" + + def __init__(self, input_dir, target_dir, patch_size=32, patches_per_image=64, + detector='harris'): + self.input_paths = sorted(Path(input_dir).glob("*.png")) + self.target_paths = sorted(Path(target_dir).glob("*.png")) + self.patch_size = patch_size + self.patches_per_image = patches_per_image + self.detector = detector + + assert len(self.input_paths) == len(self.target_paths), \ + f"Mismatch: {len(self.input_paths)} inputs vs {len(self.target_paths)} targets" + + print(f"Found {len(self.input_paths)} image pairs") + print(f"Extracting {patches_per_image} patches per image using {detector} detector") + print(f"Total patches: {len(self.input_paths) * patches_per_image}") + + def __len__(self): + return len(self.input_paths) * self.patches_per_image + + def _detect_salient_points(self, img_array): + """Detect salient points on original image. + + TODO: Add random sampling to training vectors + - In addition to salient points, incorporate randomly-located samples + - Default: 10% random samples, 90% salient points + - Prevents overfitting to only high-gradient regions + - Improves generalization across entire image + - Configurable via --random-sample-percent parameter + """ + gray = cv2.cvtColor((img_array * 255).astype(np.uint8), cv2.COLOR_RGB2GRAY) + h, w = gray.shape + half_patch = self.patch_size // 2 + + corners = None + if self.detector == 'harris': + corners = cv2.goodFeaturesToTrack(gray, self.patches_per_image * 2, + qualityLevel=0.01, minDistance=half_patch) + elif self.detector == 'fast': + fast = cv2.FastFeatureDetector_create(threshold=20) + keypoints = fast.detect(gray, None) + corners = np.array([[kp.pt[0], kp.pt[1]] for kp in keypoints[:self.patches_per_image * 2]]) + corners = corners.reshape(-1, 1, 2) if len(corners) > 0 else None + elif self.detector == 'shi-tomasi': + corners = cv2.goodFeaturesToTrack(gray, self.patches_per_image * 2, + qualityLevel=0.01, minDistance=half_patch, + useHarrisDetector=False) + elif self.detector == 'gradient': + grad_x = cv2.Sobel(gray, cv2.CV_64F, 1, 0, ksize=3) + grad_y = cv2.Sobel(gray, cv2.CV_64F, 0, 1, ksize=3) + gradient_mag = np.sqrt(grad_x**2 + grad_y**2) + threshold = np.percentile(gradient_mag, 95) + y_coords, x_coords = np.where(gradient_mag > threshold) + + if len(x_coords) > self.patches_per_image * 2: + indices = np.random.choice(len(x_coords), self.patches_per_image * 2, replace=False) + x_coords = x_coords[indices] + y_coords = y_coords[indices] + + corners = np.array([[x, y] for x, y in zip(x_coords, y_coords)]) + corners = corners.reshape(-1, 1, 2) if len(corners) > 0 else None + + # Fallback to random if no corners found + if corners is None or len(corners) == 0: + x_coords = np.random.randint(half_patch, w - half_patch, self.patches_per_image) + y_coords = np.random.randint(half_patch, h - half_patch, self.patches_per_image) + corners = np.array([[x, y] for x, y in zip(x_coords, y_coords)]) + corners = corners.reshape(-1, 1, 2) + + # Filter valid corners + valid_corners = [] + for corner in corners: + x, y = int(corner[0][0]), int(corner[0][1]) + if half_patch <= x < w - half_patch and half_patch <= y < h - half_patch: + valid_corners.append((x, y)) + if len(valid_corners) >= self.patches_per_image: + break + + # Fill with random if not enough + while len(valid_corners) < self.patches_per_image: + x = np.random.randint(half_patch, w - half_patch) + y = np.random.randint(half_patch, h - half_patch) + valid_corners.append((x, y)) + + return valid_corners + + def __getitem__(self, idx): + img_idx = idx // self.patches_per_image + patch_idx = idx % self.patches_per_image + + # Load original images (no resize) + input_img = np.array(Image.open(self.input_paths[img_idx]).convert('RGB')) / 255.0 + target_img = np.array(Image.open(self.target_paths[img_idx]).convert('RGB')) / 255.0 + + # Detect salient points on original image + salient_points = self._detect_salient_points(input_img) + cx, cy = salient_points[patch_idx] + + # Extract patch + half_patch = self.patch_size // 2 + y1, y2 = cy - half_patch, cy + half_patch + x1, x2 = cx - half_patch, cx + half_patch + + input_patch = input_img[y1:y2, x1:x2] + target_patch = target_img[y1:y2, x1:x2] + + # Compute static features for patch + static_feat = compute_static_features(input_patch.astype(np.float32)) + + # Convert to tensors (C, H, W) + static_feat = torch.from_numpy(static_feat).permute(2, 0, 1) + target = torch.from_numpy(target_patch.astype(np.float32)).permute(2, 0, 1) + + # Pad target to 4 channels (RGBA) + target = F.pad(target, (0, 0, 0, 0, 0, 1), value=1.0) + + return static_feat, target + + +class ImagePairDataset(Dataset): + """Dataset of input/target image pairs (full-image mode).""" + + def __init__(self, input_dir, target_dir, target_size=(256, 256)): + self.input_paths = sorted(Path(input_dir).glob("*.png")) + self.target_paths = sorted(Path(target_dir).glob("*.png")) + self.target_size = target_size + assert len(self.input_paths) == len(self.target_paths), \ + f"Mismatch: {len(self.input_paths)} inputs vs {len(self.target_paths)} targets" + + def __len__(self): + return len(self.input_paths) + + def __getitem__(self, idx): + # Load and resize images to fixed size + input_pil = Image.open(self.input_paths[idx]).convert('RGB') + target_pil = Image.open(self.target_paths[idx]).convert('RGB') + + # Resize to target size + input_pil = input_pil.resize(self.target_size, Image.LANCZOS) + target_pil = target_pil.resize(self.target_size, Image.LANCZOS) + + input_img = np.array(input_pil) / 255.0 + target_img = np.array(target_pil) / 255.0 + + # Compute static features + static_feat = compute_static_features(input_img.astype(np.float32)) + + # Convert to tensors (C, H, W) + static_feat = torch.from_numpy(static_feat).permute(2, 0, 1) + target = torch.from_numpy(target_img.astype(np.float32)).permute(2, 0, 1) + + # Pad target to 4 channels (RGBA) + target = F.pad(target, (0, 0, 0, 0, 0, 1), value=1.0) + + return static_feat, target + + +def train(args): + """Train CNN v2 model.""" + device = torch.device('cuda' if torch.cuda.is_available() else 'cpu') + print(f"Training on {device}") + + # Create dataset (patch-based or full-image) + if args.full_image: + print(f"Mode: Full-image (resized to {args.image_size}x{args.image_size})") + target_size = (args.image_size, args.image_size) + dataset = ImagePairDataset(args.input, args.target, target_size=target_size) + dataloader = DataLoader(dataset, batch_size=args.batch_size, shuffle=True) + else: + print(f"Mode: Patch-based ({args.patch_size}x{args.patch_size} patches)") + dataset = PatchDataset(args.input, args.target, + patch_size=args.patch_size, + patches_per_image=args.patches_per_image, + detector=args.detector) + dataloader = DataLoader(dataset, batch_size=args.batch_size, shuffle=True) + + # Create model + model = CNNv2(kernels=args.kernel_sizes, channels=args.channels).to(device) + total_params = sum(p.numel() for p in model.parameters()) + print(f"Model: {args.channels} channels, {args.kernel_sizes} kernels, {total_params} weights") + + # Optimizer and loss + optimizer = torch.optim.Adam(model.parameters(), lr=args.lr) + criterion = nn.MSELoss() + + # Training loop + print(f"\nTraining for {args.epochs} epochs...") + start_time = time.time() + + for epoch in range(1, args.epochs + 1): + model.train() + epoch_loss = 0.0 + + for static_feat, target in dataloader: + static_feat = static_feat.to(device) + target = target.to(device) + + optimizer.zero_grad() + output = model(static_feat) + loss = criterion(output, target) + loss.backward() + optimizer.step() + + epoch_loss += loss.item() + + avg_loss = epoch_loss / len(dataloader) + + # Print loss at every epoch (overwrite line with \r) + elapsed = time.time() - start_time + print(f"\rEpoch {epoch:4d}/{args.epochs} | Loss: {avg_loss:.6f} | Time: {elapsed:.1f}s", end='', flush=True) + + # Save checkpoint + if args.checkpoint_every > 0 and epoch % args.checkpoint_every == 0: + print() # Newline before checkpoint message + checkpoint_path = Path(args.checkpoint_dir) / f"checkpoint_epoch_{epoch}.pth" + checkpoint_path.parent.mkdir(parents=True, exist_ok=True) + torch.save({ + 'epoch': epoch, + 'model_state_dict': model.state_dict(), + 'optimizer_state_dict': optimizer.state_dict(), + 'loss': avg_loss, + 'config': { + 'kernels': args.kernel_sizes, + 'channels': args.channels, + 'features': ['R', 'G', 'B', 'D', 'uv.x', 'uv.y', 'sin10_x', 'bias'] + } + }, checkpoint_path) + print(f" → Saved checkpoint: {checkpoint_path}") + + print(f"\nTraining complete! Total time: {time.time() - start_time:.1f}s") + return model + + +def main(): + parser = argparse.ArgumentParser(description='Train CNN v2 with parametric static features') + parser.add_argument('--input', type=str, required=True, help='Input images directory') + parser.add_argument('--target', type=str, required=True, help='Target images directory') + + # Training mode + parser.add_argument('--full-image', action='store_true', + help='Use full-image mode (resize all images)') + parser.add_argument('--image-size', type=int, default=256, + help='Full-image mode: resize to this size (default: 256)') + + # Patch-based mode (default) + parser.add_argument('--patch-size', type=int, default=32, + help='Patch mode: patch size (default: 32)') + parser.add_argument('--patches-per-image', type=int, default=64, + help='Patch mode: patches per image (default: 64)') + parser.add_argument('--detector', type=str, default='harris', + choices=['harris', 'fast', 'shi-tomasi', 'gradient'], + help='Patch mode: salient point detector (default: harris)') + # TODO: Add --random-sample-percent parameter (default: 10) + # Mix salient points with random samples for better generalization + + # Model architecture + parser.add_argument('--kernel-sizes', type=int, nargs=3, default=[1, 3, 5], + help='Kernel sizes for 3 layers (default: 1 3 5)') + parser.add_argument('--channels', type=int, nargs=3, default=[16, 8, 4], + help='Output channels for 3 layers (default: 16 8 4)') + + # Training parameters + parser.add_argument('--epochs', type=int, default=5000, help='Training epochs') + parser.add_argument('--batch-size', type=int, default=16, help='Batch size') + parser.add_argument('--lr', type=float, default=1e-3, help='Learning rate') + parser.add_argument('--checkpoint-dir', type=str, default='checkpoints', + help='Checkpoint directory') + parser.add_argument('--checkpoint-every', type=int, default=1000, + help='Save checkpoint every N epochs (0 = disable)') + + args = parser.parse_args() + 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files differnew file mode 100644 index 0000000..2a3a411 --- /dev/null +++ b/validation_results/img_007_output.png diff --git a/workspaces/main/assets.txt b/workspaces/main/assets.txt index 750bf15..4cbbb0f 100644 --- a/workspaces/main/assets.txt +++ b/workspaces/main/assets.txt @@ -43,6 +43,9 @@ SHADER_CNN_CONV5X5, NONE, shaders/cnn/cnn_conv5x5.wgsl, "CNN 5x5 Convolution" SHADER_CNN_CONV7X7, NONE, shaders/cnn/cnn_conv7x7.wgsl, "CNN 7x7 Convolution" SHADER_CNN_WEIGHTS, NONE, shaders/cnn/cnn_weights_generated.wgsl, "CNN Weights (Generated)" SHADER_CNN_LAYER, NONE, shaders/cnn/cnn_layer.wgsl, "CNN Layer Shader" +SHADER_CNN_V2_STATIC, NONE, shaders/cnn_v2_static.wgsl, "CNN v2 Static Features" +SHADER_CNN_V2_COMPUTE, NONE, shaders/cnn_v2_compute.wgsl, "CNN v2 Compute (Storage Buffer)" +WEIGHTS_CNN_V2, NONE, cnn_v2_weights.bin, "CNN v2 Binary Weights" SHADER_SOLARIZE, NONE, shaders/solarize.wgsl, "Solarize Shader" SHADER_DISTORT, NONE, shaders/distort.wgsl, "Distort Shader" SHADER_CHROMA_ABERRATION, NONE, shaders/chroma_aberration.wgsl, "Chroma Aberration Shader" diff --git a/workspaces/main/shaders/cnn_v2_compute.wgsl b/workspaces/main/shaders/cnn_v2_compute.wgsl new file mode 100644 index 0000000..b19a692 --- /dev/null +++ b/workspaces/main/shaders/cnn_v2_compute.wgsl @@ -0,0 +1,137 @@ +// CNN v2 Compute Shader - Storage Buffer Version +// Processes single layer per dispatch with weights from storage buffer +// Multi-layer execution handled by C++ with ping-pong buffers + +// Push constants for layer parameters (passed per dispatch) +struct LayerParams { + kernel_size: u32, + in_channels: u32, + out_channels: u32, + weight_offset: u32, // Offset in f16 units + is_output_layer: u32, // 1 if final layer (sigmoid), 0 otherwise (relu) +} + +@group(0) @binding(0) var static_features: texture_2d<u32>; // 8-channel static features +@group(0) @binding(1) var layer_input: texture_2d<u32>; // Previous layer output (8-channel packed) +@group(0) @binding(2) var output_tex: texture_storage_2d<rgba32uint, write>; // Current layer output +@group(0) @binding(3) var<storage, read> weights_buffer: array<u32>; // Packed f16 weights +@group(0) @binding(4) var<uniform> params: LayerParams; + +fn unpack_static_features(coord: vec2<i32>) -> array<f32, 8> { + let packed = textureLoad(static_features, coord, 0); + let v0 = unpack2x16float(packed.x); + let v1 = unpack2x16float(packed.y); + let v2 = unpack2x16float(packed.z); + let v3 = unpack2x16float(packed.w); + return array<f32, 8>(v0.x, v0.y, v1.x, v1.y, v2.x, v2.y, v3.x, v3.y); +} + +fn unpack_layer_channels(coord: vec2<i32>) -> array<f32, 8> { + let packed = textureLoad(layer_input, coord, 0); + let v0 = unpack2x16float(packed.x); + let v1 = unpack2x16float(packed.y); + let v2 = unpack2x16float(packed.z); + let v3 = unpack2x16float(packed.w); + return array<f32, 8>(v0.x, v0.y, v1.x, v1.y, v2.x, v2.y, v3.x, v3.y); +} + +fn pack_channels(values: array<f32, 8>) -> vec4<u32> { + return vec4<u32>( + pack2x16float(vec2<f32>(values[0], values[1])), + pack2x16float(vec2<f32>(values[2], values[3])), + pack2x16float(vec2<f32>(values[4], values[5])), + pack2x16float(vec2<f32>(values[6], values[7])) + ); +} + +// Get weight from storage buffer (f16 packed as u32 pairs) +// Buffer layout: [header: 4 u32][layer_info: N×5 u32][weights: packed f16] +// TODO: Support 8-bit quantized weights (4× per u32) for 2× size reduction +fn get_weight(idx: u32) -> f32 { + // Skip header (16 bytes = 4 u32) and layer info + // Weights start after header + layer_info, but weight_offset already accounts for this + let pair_idx = idx / 2u; + let packed = weights_buffer[pair_idx]; + let unpacked = unpack2x16float(packed); + return select(unpacked.y, unpacked.x, (idx & 1u) == 0u); +} + +@compute @workgroup_size(8, 8) +fn main(@builtin(global_invocation_id) id: vec3<u32>) { + let coord = vec2<i32>(id.xy); + let dims = textureDimensions(static_features); + + if (coord.x >= i32(dims.x) || coord.y >= i32(dims.y)) { + return; + } + + let kernel_size = params.kernel_size; + let in_channels = params.in_channels; + let out_channels = params.out_channels; + let weight_offset = params.weight_offset; + let is_output = params.is_output_layer != 0u; + + let kernel_radius = i32(kernel_size / 2u); + + // Load static features (always 8D) + let static_feat = unpack_static_features(coord); + + // Convolution per output channel + var output: array<f32, 8>; + for (var c: u32 = 0u; c < out_channels && c < 8u; c++) { + var sum: f32 = 0.0; + + // Convolve over kernel + for (var ky: i32 = -kernel_radius; ky <= kernel_radius; ky++) { + for (var kx: i32 = -kernel_radius; kx <= kernel_radius; kx++) { + let sample_coord = coord + vec2<i32>(kx, ky); + + // Border handling (clamp) + let clamped = vec2<i32>( + clamp(sample_coord.x, 0, i32(dims.x) - 1), + clamp(sample_coord.y, 0, i32(dims.y) - 1) + ); + + // Load input features at this spatial location + let static_local = unpack_static_features(clamped); + let layer_local = unpack_layer_channels(clamped); + + // Weight index calculation + let ky_idx = u32(ky + kernel_radius); + let kx_idx = u32(kx + kernel_radius); + let spatial_idx = ky_idx * kernel_size + kx_idx; + + // Accumulate: static features (always 8 channels) + for (var i: u32 = 0u; i < 8u; i++) { + let w_idx = weight_offset + + c * in_channels * kernel_size * kernel_size + + i * kernel_size * kernel_size + spatial_idx; + sum += get_weight(w_idx) * static_local[i]; + } + + // Accumulate: previous layer channels (in_channels - 8) + let prev_channels = in_channels - 8u; + for (var i: u32 = 0u; i < prev_channels && i < 8u; i++) { + let w_idx = weight_offset + + c * in_channels * kernel_size * kernel_size + + (8u + i) * kernel_size * kernel_size + spatial_idx; + sum += get_weight(w_idx) * layer_local[i]; + } + } + } + + // Activation + if (is_output) { + output[c] = clamp(sum, 0.0, 1.0); // Sigmoid approximation + } else { + output[c] = max(0.0, sum); // ReLU + } + } + + // Zero unused channels + for (var c: u32 = out_channels; c < 8u; c++) { + output[c] = 0.0; + } + + textureStore(output_tex, coord, pack_channels(output)); +} diff --git a/workspaces/main/shaders/cnn_v2_layer_0.wgsl b/workspaces/main/shaders/cnn_v2_layer_0.wgsl new file mode 100644 index 0000000..8e14957 --- /dev/null +++ b/workspaces/main/shaders/cnn_v2_layer_0.wgsl @@ -0,0 +1,174 @@ +// CNN v2 Layer 0 - Auto-generated +// Kernel: 3×3, In: 8, Out: 8 + +const KERNEL_SIZE: u32 = 3u; +const IN_CHANNELS: u32 = 8u; +const OUT_CHANNELS: u32 = 8u; +const KERNEL_RADIUS: i32 = 1; + +// Weights quantized to float16 (stored as f32 in WGSL) +const weights: array<f32, 576> = array( + 0.057281, -0.041962, 0.003933, 0.026459, 0.304199, 0.067261, 0.191895, 0.047455, + 0.074402, 0.201660, 0.158325, 0.150513, 0.219238, 0.260010, 0.319336, 0.208618, + 0.050201, 0.090210, 0.086853, 0.181152, 0.060486, 0.167847, 0.161499, 0.265869, + 0.163818, 0.100647, 0.243408, -0.008553, -0.010849, 0.046509, -0.060608, -0.022263, + 0.094360, -0.043854, -0.005329, -0.093262, 0.032349, 0.007259, 0.039948, -0.018692, + -0.000618, 0.052368, -0.038055, 0.118042, -0.084595, 0.044281, -0.107056, 0.089478, + -0.076477, 0.017441, 0.088135, 0.076721, -0.063965, 0.001612, 0.062469, 0.067505, + 0.035736, 0.115051, -0.117737, -0.076843, -0.008888, -0.002028, -0.061005, 0.081726, + 0.115051, -0.028183, 0.043213, -0.079285, -0.040314, -0.047699, -0.051575, -0.052521, + 0.071533, 0.084656, 0.051910, 0.090637, -0.104248, -0.066467, -0.032104, -0.006977, + 0.075439, -0.004841, 0.084656, -0.034698, 0.035675, -0.101929, -0.035034, -0.036804, + 0.069641, -0.026840, -0.017807, -0.088318, -0.125000, -0.042847, -0.003063, 0.007622, + 0.076416, 0.094971, -0.019058, 0.083496, -0.085205, 0.036285, -0.077209, 0.082458, + 0.056549, 0.038818, 0.092224, -0.002499, 0.069641, 0.097229, 0.069275, -0.111084, + -0.092041, -0.020462, -0.061279, -0.032196, -0.088623, 0.032227, -0.117004, -0.125854, + -0.015884, 0.093018, -0.070923, -0.117615, -0.081848, -0.115479, 0.033508, -0.026443, + -0.009850, -0.063232, 0.098328, -0.000984, 0.039886, -0.085754, -0.108826, 0.030258, + 0.091675, 0.024384, -0.118958, -0.077148, -0.122437, -0.002090, -0.089539, 0.096741, + 0.095337, 0.108582, -0.101807, 0.152222, 0.206177, 0.050323, -0.111450, -0.104431, + -0.037445, 0.276611, 0.244019, 0.171143, 0.131592, 0.056030, 0.141602, 0.014267, + -0.025955, -0.019730, 0.155884, 0.072144, 0.176636, -0.010117, 0.141724, 0.103027, + -0.253174, -0.229370, -0.105713, -0.005898, 0.075439, -0.002014, -0.010506, -0.108093, + -0.016724, 0.108215, 0.053589, -0.044586, 0.030396, -0.077759, 0.058594, -0.018463, + 0.027100, 0.030823, -0.026947, -0.014084, 0.121643, 0.116638, -0.010239, 0.106262, + -0.109070, -0.044281, -0.045319, -0.021942, 0.083923, 0.114929, 0.154541, 0.078186, + -0.047394, 0.007957, 0.099182, -0.030075, 0.103699, 0.080994, -0.085144, 0.047180, + 0.099792, 0.081116, 0.084961, 0.151123, 0.000963, 0.029221, 0.073181, 0.086609, + 0.149048, -0.052185, 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texture_storage_2d<rgba32uint, write>; + +fn unpack_static_features(coord: vec2<i32>) -> array<f32, 8> { + let packed = textureLoad(static_features, coord, 0); + let v0 = unpack2x16float(packed.x); + let v1 = unpack2x16float(packed.y); + let v2 = unpack2x16float(packed.z); + let v3 = unpack2x16float(packed.w); + return array<f32, 8>(v0.x, v0.y, v1.x, v1.y, v2.x, v2.y, v3.x, v3.y); +} + +fn unpack_layer_channels(coord: vec2<i32>) -> array<f32, 8> { + let packed = textureLoad(layer_input, coord, 0); + let v0 = unpack2x16float(packed.x); + let v1 = unpack2x16float(packed.y); + let v2 = unpack2x16float(packed.z); + let v3 = unpack2x16float(packed.w); + return array<f32, 8>(v0.x, v0.y, v1.x, v1.y, v2.x, v2.y, v3.x, v3.y); +} + +fn pack_channels(values: array<f32, 8>) -> vec4<u32> { + return vec4<u32>( + pack2x16float(vec2<f32>(values[0], values[1])), + pack2x16float(vec2<f32>(values[2], values[3])), + pack2x16float(vec2<f32>(values[4], values[5])), + pack2x16float(vec2<f32>(values[6], values[7])) + ); +} + +@compute @workgroup_size(8, 8) +fn main(@builtin(global_invocation_id) id: vec3<u32>) { + let coord = vec2<i32>(id.xy); + let dims = textureDimensions(static_features); + + if (coord.x >= i32(dims.x) || coord.y >= i32(dims.y)) { + return; + } + + // Load static features (always available) + let static_feat = unpack_static_features(coord); + + // Convolution + var output: array<f32, OUT_CHANNELS>; + for (var c: u32 = 0u; c < OUT_CHANNELS; c++) { + var sum: f32 = 0.0; + + for (var ky: i32 = -KERNEL_RADIUS; ky <= KERNEL_RADIUS; ky++) { + for (var kx: i32 = -KERNEL_RADIUS; kx <= KERNEL_RADIUS; kx++) { + let sample_coord = coord + vec2<i32>(kx, ky); + + // Border handling (clamp) + let clamped = vec2<i32>( + clamp(sample_coord.x, 0, i32(dims.x) - 1), + clamp(sample_coord.y, 0, i32(dims.y) - 1) + ); + + // Load input features + let static_local = unpack_static_features(clamped); + let layer_local = unpack_layer_channels(clamped); + + // Weight index calculation + let ky_idx = u32(ky + KERNEL_RADIUS); + let kx_idx = u32(kx + KERNEL_RADIUS); + let spatial_idx = ky_idx * KERNEL_SIZE + kx_idx; + + // Accumulate: static features (8D) + for (var i: u32 = 0u; i < 8u; i++) { + let w_idx = c * IN_CHANNELS * KERNEL_SIZE * KERNEL_SIZE + + i * KERNEL_SIZE * KERNEL_SIZE + spatial_idx; + sum += weights[w_idx] * static_local[i]; + } + + // Accumulate: layer input channels (if layer_idx > 0) + let prev_channels = IN_CHANNELS - 8u; + for (var i: u32 = 0u; i < prev_channels; i++) { + let w_idx = c * IN_CHANNELS * KERNEL_SIZE * KERNEL_SIZE + + (8u + i) * KERNEL_SIZE * KERNEL_SIZE + spatial_idx; + sum += weights[w_idx] * layer_local[i]; + } + } + } + + output[c] = max(0.0, sum); // ReLU + } + + // Pack and store + textureStore(output_tex, coord, pack_channels(output)); +} diff --git a/workspaces/main/shaders/cnn_v2_layer_1.wgsl b/workspaces/main/shaders/cnn_v2_layer_1.wgsl new file mode 100644 index 0000000..f490d13 --- /dev/null +++ b/workspaces/main/shaders/cnn_v2_layer_1.wgsl @@ -0,0 +1,174 @@ +// CNN v2 Layer 1 - Auto-generated +// Kernel: 3×3, In: 16, Out: 4 + +const KERNEL_SIZE: u32 = 3u; +const IN_CHANNELS: u32 = 16u; +const OUT_CHANNELS: u32 = 4u; +const KERNEL_RADIUS: i32 = 1; + +// Weights quantized to float16 (stored as f32 in WGSL) +const weights: array<f32, 576> = array( + 0.337402, 0.638672, -0.481201, 0.699707, 1.127930, -0.018280, -0.062195, 0.148682, + -0.655273, 0.448975, 0.969238, -0.280762, 0.817383, 1.271484, 0.421387, -0.163696, + 0.305664, -0.454834, 0.354004, 0.932617, -0.411377, 0.581543, 1.263672, 0.422363, + -0.380371, 0.152588, -0.668945, -0.063782, 0.060730, 0.022018, -0.075195, -0.049286, + 0.068542, 0.057343, -0.009773, 0.006344, -0.080872, -0.179932, -0.297119, 0.098328, + 0.061951, -0.088989, 0.047913, 0.093628, -0.091858, -0.068298, 0.102600, -0.044067, + -0.054230, -0.031799, 0.050934, -0.300049, -0.202637, -0.203613, -0.294189, -0.361084, + 0.277344, -0.213257, -0.239624, 0.193237, -0.215210, -0.295166, 0.298828, -0.065369, + 0.148926, 0.024963, 0.272705, 0.368164, 0.173096, 0.061279, 0.291260, 0.151611, + 0.411133, 0.216431, -0.179932, 0.506348, 0.319580, 0.059875, -0.134399, -0.150635, + -0.275391, 0.029480, 0.115417, 0.063782, 0.018723, -0.073364, -0.019653, 0.066467, + -0.086731, 0.113220, 0.110535, 0.011940, -0.094727, 0.262207, 0.180298, 0.141357, + 0.249634, 0.199585, 0.120605, 0.403809, 0.242676, -0.028442, 0.251953, 0.130737, + 0.152832, -0.306396, -0.324951, -0.176514, 0.161133, 0.333252, -0.195068, 0.250244, + 0.569824, 0.011223, -0.186035, 0.048279, -0.325439, 0.272217, 0.144043, -0.142700, + 0.447754, 0.434082, 0.124878, -0.157471, -0.120422, -0.281494, 0.338135, 0.266113, + -0.301514, 0.424805, 0.541504, -0.195679, 0.054962, 0.061798, -0.323975, 0.056732, + 0.072571, -0.087341, 0.052856, -0.057220, 0.023270, 0.071472, 0.014038, 0.083008, + -0.050659, 0.020111, 0.035614, -0.038086, -0.042786, 0.060242, -0.050079, -0.044403, + -0.059631, 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-0.021408, 0.094727, 0.042450, 0.032806, -0.064026, 0.023941, + 0.011780, 0.041260, -0.038818, 0.079163, 0.079468, 0.053680, 0.047150, 0.003571, + 0.054840, 0.045929, -0.041382, -0.033539, 0.069153, 0.046234, 0.119263, -0.006340, + -0.050323, 0.030212, 0.069092, 0.045441, 0.096313, -0.024628, -0.088745, 0.009033, + -0.016830, 0.028534, -0.042755, -0.031921, 0.013611, -0.029251, -0.051483, -0.005848, + -0.032837, -0.058136, 0.075989, -0.008125, 0.108765, -0.004745, -0.003422, 0.079590, + 0.090515, -0.019196, -0.006786, 0.059479, -0.041168, 0.093445, 0.075439, -0.025055, + 0.067139, 0.011734, 0.031586, 0.029587, 0.098267, 0.025848, 0.095276, 0.003189, + 0.105408, 0.018799, -0.102478, 0.033813, 0.004272, 0.020477, 0.033142, 0.009727, + -0.021393, 0.120300, 0.088684, -0.037842, -0.094177, 0.017944, 0.020126, -0.002304, + -0.016006, 0.018112, 0.072693, -0.072021, -0.171265, -0.053528, -0.093201, 0.024124, + -0.050476, -0.023422, -0.071167, 0.046478, 0.034607, 0.076904, 0.013077, -0.082031, + 0.091858, -0.001575, 0.083801, 0.078003, 0.019119, -0.004967, 0.027298, 0.027740, + 0.032623, 0.048370, 0.029099, 0.093201, 0.049957, -0.007191, 0.059631, 0.008659, + 0.042725, -0.009369, 0.089417, 0.074951, -0.024704, 0.005344, 0.123840, 0.080322, + 0.096375, 0.070312, -0.010399, 0.033203, -0.009743, -0.030045, -0.039520, 0.042023, + -0.017441, 0.073486, 0.049500, -0.039734, 0.009811, 0.093262, -0.069641, 0.099365, + -0.010414, 0.048859, 0.099182, -0.007256, -0.023941, -0.021393, -0.005703, 0.025055, + 0.054535, 0.093384, -0.033661, 0.073242, 0.055023, 0.037170, -0.009300, 0.048615, + 0.019150, 0.019409, -0.080688, -0.050049, 0.104126, -0.023193, 0.044708, 0.111816, + 0.061584, 0.042755, -0.013863, -0.008385, -0.039703, 0.070618, -0.016922, -0.040833, + 0.051178, -0.060333, -0.004368, -0.009827, 0.051544, 0.072083, 0.068176, 0.148071, + 0.159424, 0.017578, 0.089905, -0.006794, 0.066101, -0.051117, 0.088684, -0.002989, + -0.066895, 0.089844, 0.012131, -0.020203, 0.011230, 0.000327, 0.073669, 0.060669, + 0.091064, 0.075989, 0.051971, 0.045044, 0.033875, 0.040466, -0.029449, 0.128418, + -0.000229, -0.026901, 0.052063, 0.000995, -0.032532, 0.105896, -0.001241, 0.114075, + 0.047607, 0.090332, 0.063660, 0.016495, 0.124817, 0.090942, 0.021545, 0.007164, + 0.074890, 0.118347, 0.047394, 0.052856, 0.104980, 0.009384, 0.034363, 0.019073, + 0.072388, -0.013313, 0.119141, 0.021255, 0.103210, 0.058319, 0.186035, -0.010818, + 0.037109, -0.044037, -0.075989, -0.001281, 0.017899, 0.030701, -0.080261, 0.082703 +); + +@group(0) @binding(0) var static_features: texture_2d<u32>; +@group(0) @binding(1) var layer_input: texture_2d<u32>; +@group(0) @binding(2) var output_tex: texture_storage_2d<rgba32uint, write>; + +fn unpack_static_features(coord: vec2<i32>) -> array<f32, 8> { + let packed = textureLoad(static_features, coord, 0); + let v0 = unpack2x16float(packed.x); + let v1 = unpack2x16float(packed.y); + let v2 = unpack2x16float(packed.z); + let v3 = unpack2x16float(packed.w); + return array<f32, 8>(v0.x, v0.y, v1.x, v1.y, v2.x, v2.y, v3.x, v3.y); +} + +fn unpack_layer_channels(coord: vec2<i32>) -> array<f32, 8> { + let packed = textureLoad(layer_input, coord, 0); + let v0 = unpack2x16float(packed.x); + let v1 = unpack2x16float(packed.y); + let v2 = unpack2x16float(packed.z); + let v3 = unpack2x16float(packed.w); + return array<f32, 8>(v0.x, v0.y, v1.x, v1.y, v2.x, v2.y, v3.x, v3.y); +} + +fn pack_channels(values: array<f32, 8>) -> vec4<u32> { + return vec4<u32>( + pack2x16float(vec2<f32>(values[0], values[1])), + pack2x16float(vec2<f32>(values[2], values[3])), + pack2x16float(vec2<f32>(values[4], values[5])), + pack2x16float(vec2<f32>(values[6], values[7])) + ); +} + +@compute @workgroup_size(8, 8) +fn main(@builtin(global_invocation_id) id: vec3<u32>) { + let coord = vec2<i32>(id.xy); + let dims = textureDimensions(static_features); + + if (coord.x >= i32(dims.x) || coord.y >= i32(dims.y)) { + return; + } + + // Load static features (always available) + let static_feat = unpack_static_features(coord); + + // Convolution + var output: array<f32, OUT_CHANNELS>; + for (var c: u32 = 0u; c < OUT_CHANNELS; c++) { + var sum: f32 = 0.0; + + for (var ky: i32 = -KERNEL_RADIUS; ky <= KERNEL_RADIUS; ky++) { + for (var kx: i32 = -KERNEL_RADIUS; kx <= KERNEL_RADIUS; kx++) { + let sample_coord = coord + vec2<i32>(kx, ky); + + // Border handling (clamp) + let clamped = vec2<i32>( + clamp(sample_coord.x, 0, i32(dims.x) - 1), + clamp(sample_coord.y, 0, i32(dims.y) - 1) + ); + + // Load input features + let static_local = unpack_static_features(clamped); + let layer_local = unpack_layer_channels(clamped); + + // Weight index calculation + let ky_idx = u32(ky + KERNEL_RADIUS); + let kx_idx = u32(kx + KERNEL_RADIUS); + let spatial_idx = ky_idx * KERNEL_SIZE + kx_idx; + + // Accumulate: static features (8D) + for (var i: u32 = 0u; i < 8u; i++) { + let w_idx = c * IN_CHANNELS * KERNEL_SIZE * KERNEL_SIZE + + i * KERNEL_SIZE * KERNEL_SIZE + spatial_idx; + sum += weights[w_idx] * static_local[i]; + } + + // Accumulate: layer input channels (if layer_idx > 0) + let prev_channels = IN_CHANNELS - 8u; + for (var i: u32 = 0u; i < prev_channels; i++) { + let w_idx = c * IN_CHANNELS * KERNEL_SIZE * KERNEL_SIZE + + (8u + i) * KERNEL_SIZE * KERNEL_SIZE + spatial_idx; + sum += weights[w_idx] * layer_local[i]; + } + } + } + + output[c] = max(0.0, sum); // ReLU + } + + // Pack and store + textureStore(output_tex, coord, pack_channels(output)); +} diff --git a/workspaces/main/shaders/cnn_v2_layer_2.wgsl b/workspaces/main/shaders/cnn_v2_layer_2.wgsl new file mode 100644 index 0000000..2f9836a --- /dev/null +++ b/workspaces/main/shaders/cnn_v2_layer_2.wgsl @@ -0,0 +1,156 @@ +// CNN v2 Layer 2 - Auto-generated +// Kernel: 3×3, In: 12, Out: 4 + +const KERNEL_SIZE: u32 = 3u; +const IN_CHANNELS: u32 = 12u; +const OUT_CHANNELS: u32 = 4u; +const KERNEL_RADIUS: i32 = 1; + +// Weights quantized to float16 (stored as f32 in WGSL) +const weights: array<f32, 432> = array( + 0.030212, -0.041351, 0.053864, -0.025635, 0.099976, -0.016830, -0.068665, 0.112488, + -0.069824, 0.030197, 0.020142, 0.101807, 0.061920, 0.022415, -0.025864, -0.056366, + 0.085571, -0.053650, 0.109802, 0.129272, 0.023438, 0.087341, 0.066284, 0.037079, + -0.067566, 0.021530, -0.046814, 0.029343, -0.028534, 0.047150, -0.079346, -0.022675, + -0.019669, -0.024185, 0.029587, 0.068970, 0.108826, 0.050598, -0.072144, 0.083008, + -0.002201, 0.006275, 0.056396, 0.001884, 0.097168, -0.028503, -0.002499, 0.008919, + -0.013771, -0.017502, -0.033478, 0.105530, 0.032898, 0.068726, -0.036285, -0.021011, + -0.018250, 0.073914, 0.024277, 0.061066, 0.008682, -0.022766, 0.074219, 0.094421, + 0.050903, 0.072571, 0.117493, -0.033234, 0.067993, -0.008049, 0.046997, -0.064209, + -0.381104, 0.107788, -0.213867, 0.145142, 0.514160, 0.407715, -0.317871, 0.249023, + 0.055634, -0.006294, -0.067444, 0.025131, 0.012939, -0.074158, -0.013741, -0.033020, + 0.026871, -0.007671, 0.089661, -0.003016, 0.029007, -0.038483, 0.045044, 0.104065, + 0.077148, 0.092468, -0.090027, -0.048126, 0.096863, -0.088013, 0.009483, 0.075012, + -0.076843, -0.085449, -0.066040, 0.019165, -0.019958, 0.083496, 0.069275, -0.019714, + 0.027786, -0.042389, 0.054718, 0.010635, -0.071777, 0.029282, -0.003605, 0.113770, + 0.080994, 0.106079, 0.047333, -0.013733, 0.034760, 0.099365, -0.020813, 0.095886, + 0.052490, -0.049194, 0.047394, 0.072510, -0.030930, -0.003782, -0.038025, -0.019318, + -0.047852, -0.043915, 0.026810, -0.041138, 0.038422, 0.009605, -0.080688, -0.019653, + 0.075256, -0.013817, -0.022400, 0.050629, 0.048462, 0.072998, -0.009109, 0.070923, + 0.079895, 0.071350, 0.002869, 0.081543, 0.037231, 0.020767, -0.017929, 0.042328, + -0.075134, -0.010681, -0.009079, 0.057007, -0.040253, -0.025574, -0.041534, 0.105835, + -0.039703, 0.032104, 0.076050, 0.070923, -0.013046, -0.054108, -0.024582, -0.033997, + 0.092285, 0.000525, 0.114685, 0.036926, -0.419434, 0.087891, -0.187866, 0.128906, + 0.665527, 0.268311, -0.337891, 0.195557, 0.140503, 0.014465, -0.043671, 0.031677, + 0.073059, 0.085144, 0.014290, -0.046967, 0.033356, 0.004177, 0.102844, 0.015259, + 0.026627, -0.005032, 0.111694, -0.010590, 0.029816, 0.108154, -0.072327, 0.056213, + 0.022903, 0.053772, 0.084473, -0.059845, -0.032776, -0.000015, -0.093872, -0.085815, + 0.081604, 0.069336, 0.034149, -0.067322, -0.020859, 0.120911, 0.077209, -0.016388, + 0.050140, -0.045563, -0.046326, 0.032623, -0.005009, 0.008003, 0.109192, 0.086548, + 0.096558, 0.118530, 0.035034, 0.110352, -0.041748, 0.009178, 0.049957, 0.084839, + 0.042053, -0.069153, -0.024796, -0.094604, -0.047028, -0.053802, 0.024979, 0.049591, + -0.016373, -0.047607, -0.008797, -0.058868, 0.107178, 0.055695, 0.092407, 0.092346, + 0.053894, 0.054657, -0.039703, -0.073792, 0.041779, -0.044159, 0.099182, 0.037109, + 0.097778, 0.098206, -0.057831, -0.054016, -0.068604, -0.061584, -0.054382, 0.005268, + 0.096008, -0.007118, -0.063049, 0.059113, 0.076904, 0.045288, -0.055695, -0.052612, + -0.022110, 0.049103, 0.095276, 0.014572, 0.064819, 0.014671, 0.029800, 0.066284, + -0.383301, 0.071838, -0.207275, 0.099365, 0.640137, 0.393311, -0.334229, 0.275391, + -0.013977, -0.025269, -0.007065, -0.033478, -0.017349, 0.026764, 0.005192, 0.093384, + 0.014313, 0.018906, 0.006962, 0.094849, 0.005390, 0.101624, -0.041199, 0.026245, + 0.027588, 0.062408, 0.033356, -0.010826, 0.067993, -0.054199, 0.076416, 0.023315, + -0.002886, -0.112061, -0.041473, -0.012703, 0.016022, 0.010506, -0.021362, -0.037750, + 0.062927, 0.061920, 0.038177, -0.037201, -0.011620, 0.014015, -0.062164, -0.045441, + -0.063416, -0.040100, 0.035950, 0.045563, -0.017227, -0.060547, -0.017593, 0.111877, + 0.121521, 0.073853, 0.023331, -0.012428, 0.018478, -0.010948, 0.030716, 0.043427, + 0.003117, -0.069092, 0.038361, -0.053497, 0.039154, -0.085754, 0.012642, -0.051208, + 0.022934, 0.127197, 0.117920, 0.074036, 0.083313, -0.061951, 0.079224, 0.091248, + 0.009132, 0.069946, 0.123474, 0.130127, 0.118835, 0.020874, -0.045380, -0.000111, + 0.111206, 0.054688, 0.008995, 0.085693, 0.005562, 0.103088, -0.034698, 0.119934, + -0.067200, 0.065430, -0.021942, 0.089783, 0.033112, -0.025467, 0.040161, -0.052155, + -0.048920, 0.031250, 0.112549, 0.122192, 0.126587, 0.180908, 0.194946, 0.121704, + 0.217529, 0.224243, 0.269287, 0.222656, 0.288086, 0.035492, 0.066711, -0.046600, + 0.085144, 0.013855, -0.065979, -0.083252, -0.058289, 0.104126, 0.013702, -0.018188, + 0.036591, 0.099854, 0.056061, 0.151855, 0.062134, 0.133789, 0.084045, 0.095825, + 0.036987, 0.022308, 0.070923, 0.031036, 0.101868, 0.062347, 0.141235, 0.066650 +); + +@group(0) @binding(0) var static_features: texture_2d<u32>; +@group(0) @binding(1) var layer_input: texture_2d<u32>; +@group(0) @binding(2) var output_tex: texture_storage_2d<rgba32uint, write>; + +fn unpack_static_features(coord: vec2<i32>) -> array<f32, 8> { + let packed = textureLoad(static_features, coord, 0); + let v0 = unpack2x16float(packed.x); + let v1 = unpack2x16float(packed.y); + let v2 = unpack2x16float(packed.z); + let v3 = unpack2x16float(packed.w); + return array<f32, 8>(v0.x, v0.y, v1.x, v1.y, v2.x, v2.y, v3.x, v3.y); +} + +fn unpack_layer_channels(coord: vec2<i32>) -> array<f32, 8> { + let packed = textureLoad(layer_input, coord, 0); + let v0 = unpack2x16float(packed.x); + let v1 = unpack2x16float(packed.y); + let v2 = unpack2x16float(packed.z); + let v3 = unpack2x16float(packed.w); + return array<f32, 8>(v0.x, v0.y, v1.x, v1.y, v2.x, v2.y, v3.x, v3.y); +} + +fn pack_channels(values: array<f32, 8>) -> vec4<u32> { + return vec4<u32>( + pack2x16float(vec2<f32>(values[0], values[1])), + pack2x16float(vec2<f32>(values[2], values[3])), + pack2x16float(vec2<f32>(values[4], values[5])), + pack2x16float(vec2<f32>(values[6], values[7])) + ); +} + +@compute @workgroup_size(8, 8) +fn main(@builtin(global_invocation_id) id: vec3<u32>) { + let coord = vec2<i32>(id.xy); + let dims = textureDimensions(static_features); + + if (coord.x >= i32(dims.x) || coord.y >= i32(dims.y)) { + return; + } + + // Load static features (always available) + let static_feat = unpack_static_features(coord); + + // Convolution + var output: array<f32, OUT_CHANNELS>; + for (var c: u32 = 0u; c < OUT_CHANNELS; c++) { + var sum: f32 = 0.0; + + for (var ky: i32 = -KERNEL_RADIUS; ky <= KERNEL_RADIUS; ky++) { + for (var kx: i32 = -KERNEL_RADIUS; kx <= KERNEL_RADIUS; kx++) { + let sample_coord = coord + vec2<i32>(kx, ky); + + // Border handling (clamp) + let clamped = vec2<i32>( + clamp(sample_coord.x, 0, i32(dims.x) - 1), + clamp(sample_coord.y, 0, i32(dims.y) - 1) + ); + + // Load input features + let static_local = unpack_static_features(clamped); + let layer_local = unpack_layer_channels(clamped); + + // Weight index calculation + let ky_idx = u32(ky + KERNEL_RADIUS); + let kx_idx = u32(kx + KERNEL_RADIUS); + let spatial_idx = ky_idx * KERNEL_SIZE + kx_idx; + + // Accumulate: static features (8D) + for (var i: u32 = 0u; i < 8u; i++) { + let w_idx = c * IN_CHANNELS * KERNEL_SIZE * KERNEL_SIZE + + i * KERNEL_SIZE * KERNEL_SIZE + spatial_idx; + sum += weights[w_idx] * static_local[i]; + } + + // Accumulate: layer input channels (if layer_idx > 0) + let prev_channels = IN_CHANNELS - 8u; + for (var i: u32 = 0u; i < prev_channels; i++) { + let w_idx = c * IN_CHANNELS * KERNEL_SIZE * KERNEL_SIZE + + (8u + i) * KERNEL_SIZE * KERNEL_SIZE + spatial_idx; + sum += weights[w_idx] * layer_local[i]; + } + } + } + + output[c] = clamp(sum, 0.0, 1.0); // Sigmoid approximation + } + + // Pack and store + textureStore(output_tex, coord, pack_channels(output)); +} diff --git a/workspaces/main/shaders/cnn_v2_layer_template.wgsl b/workspaces/main/shaders/cnn_v2_layer_template.wgsl new file mode 100644 index 0000000..1bf6819 --- /dev/null +++ b/workspaces/main/shaders/cnn_v2_layer_template.wgsl @@ -0,0 +1,68 @@ +// CNN v2 Layer Template (placeholder for generated shaders) +// This file documents the structure - actual layers generated by export script + +// Example: Layer 0 (1×1 kernel, 8→16 channels) +// const KERNEL_SIZE: u32 = 1u; +// const IN_CHANNELS: u32 = 8u; // 7 features + bias +// const OUT_CHANNELS: u32 = 16u; +// const weights: array<f32, 128> = array(...); + +@group(0) @binding(0) var static_features: texture_2d<u32>; +@group(0) @binding(1) var layer_input: texture_2d<u32>; // Previous layer output +@group(0) @binding(2) var output_tex: texture_storage_2d<rgba32uint, write>; + +fn unpack_static_features(coord: vec2<i32>) -> array<f32, 8> { + let packed = textureLoad(static_features, coord, 0); + let v0 = unpack2x16float(packed.x); + let v1 = unpack2x16float(packed.y); + let v2 = unpack2x16float(packed.z); + let v3 = unpack2x16float(packed.w); + return array<f32, 8>(v0.x, v0.y, v1.x, v1.y, v2.x, v2.y, v3.x, v3.y); +} + +fn unpack_layer_channels(coord: vec2<i32>) -> array<f32, 8> { + let packed = textureLoad(layer_input, coord, 0); + let v0 = unpack2x16float(packed.x); + let v1 = unpack2x16float(packed.y); + let v2 = unpack2x16float(packed.z); + let v3 = unpack2x16float(packed.w); + return array<f32, 8>(v0.x, v0.y, v1.x, v1.y, v2.x, v2.y, v3.x, v3.y); +} + +fn pack_channels(values: array<f32, 8>) -> vec4<u32> { + return vec4<u32>( + pack2x16float(vec2<f32>(values[0], values[1])), + pack2x16float(vec2<f32>(values[2], values[3])), + pack2x16float(vec2<f32>(values[4], values[5])), + pack2x16float(vec2<f32>(values[6], values[7])) + ); +} + +@compute @workgroup_size(8, 8) +fn main(@builtin(global_invocation_id) id: vec3<u32>) { + let coord = vec2<i32>(id.xy); + let dims = textureDimensions(static_features); + + if (coord.x >= i32(dims.x) || coord.y >= i32(dims.y)) { + return; + } + + // Load static features (always available) + let static_feat = unpack_static_features(coord); + + // Convolution loop (example for generated code) + // var output: array<f32, OUT_CHANNELS>; + // for (var c: u32 = 0u; c < OUT_CHANNELS; c++) { + // var sum: f32 = 0.0; + // for (var ky: i32 = -radius; ky <= radius; ky++) { + // for (var kx: i32 = -radius; kx <= radius; kx++) { + // let sample_coord = coord + vec2<i32>(kx, ky); + // // Load static + prev layer, multiply weights, accumulate + // } + // } + // output[c] = max(0.0, sum); // ReLU + // } + + // Placeholder output + textureStore(output_tex, coord, vec4<u32>(0u)); +} diff --git a/workspaces/main/shaders/cnn_v2_static.wgsl b/workspaces/main/shaders/cnn_v2_static.wgsl new file mode 100644 index 0000000..c3a2de7 --- /dev/null +++ b/workspaces/main/shaders/cnn_v2_static.wgsl @@ -0,0 +1,47 @@ +// CNN v2 Static Features Compute Shader +// Generates 7D features + bias: [R, G, B, D, uv.x, uv.y, sin10_x, 1.0] + +@group(0) @binding(0) var input_tex: texture_2d<f32>; +@group(0) @binding(1) var input_tex_mip1: texture_2d<f32>; +@group(0) @binding(2) var input_tex_mip2: texture_2d<f32>; +@group(0) @binding(3) var depth_tex: texture_2d<f32>; +@group(0) @binding(4) var output_tex: texture_storage_2d<rgba32uint, write>; + +@compute @workgroup_size(8, 8) +fn main(@builtin(global_invocation_id) id: vec3<u32>) { + let coord = vec2<i32>(id.xy); + let dims = textureDimensions(input_tex); + + if (coord.x >= i32(dims.x) || coord.y >= i32(dims.y)) { + return; + } + + // Sample RGBA from mip 0 + let rgba = textureLoad(input_tex, coord, 0); + let r = rgba.r; + let g = rgba.g; + let b = rgba.b; + + // Sample depth + let d = textureLoad(depth_tex, coord, 0).r; + + // UV coordinates (normalized [0,1]) + let uv_x = f32(coord.x) / f32(dims.x); + let uv_y = f32(coord.y) / f32(dims.y); + + // Multi-frequency position encoding + let sin10_x = sin(10.0 * uv_x); + + // Bias dimension (always 1.0) + let bias = 1.0; + + // Pack 8×f16 into 4×u32 (rgba32uint) + let packed = vec4<u32>( + pack2x16float(vec2<f32>(r, g)), + pack2x16float(vec2<f32>(b, d)), + pack2x16float(vec2<f32>(uv_x, uv_y)), + pack2x16float(vec2<f32>(sin10_x, bias)) + ); + + textureStore(output_tex, coord, packed); +} diff --git a/workspaces/main/timeline.seq b/workspaces/main/timeline.seq index ab9e40d..4e8dc69 100644 --- a/workspaces/main/timeline.seq +++ b/workspaces/main/timeline.seq @@ -2,104 +2,101 @@ # Generated by Timeline Editor # BPM 120 -SEQUENCE 0.00s 0 -EFFECT - FlashCubeEffect 0.00s 2.44s -EFFECT + FlashEffect 0.00s 1.00s color=1.0,0.5,0.5 decay=0.95 -EFFECT + FadeEffect 0.10s 1.00s -EFFECT + SolarizeEffect 0.00s 2.00s -EFFECT + VignetteEffect 0.00s 2.50s radius=0.6 softness=0.1 +SEQUENCE 0.00 0 + EFFECT - FlashCubeEffect 0.00 4.88 + EFFECT + FlashEffect 0.00 2.00 color=1.0,0.5,0.5 decay=0.95 + EFFECT + FadeEffect 0.20 2.00 + EFFECT + SolarizeEffect 0.00 4.00 + EFFECT + VignetteEffect 0.00 5.00 radius=0.6 softness=0.1 -SEQUENCE 2.50s 0 "rotating cube" -EFFECT + CircleMaskEffect 0.00s 4.00s 0.50 -EFFECT + RotatingCubeEffect 0.00s 4.00s -EFFECT + GaussianBlurEffect 1.00s 2.00s strength=1.0 -EFFECT + GaussianBlurEffect 3.00s 4.00s strength=2.0 +SEQUENCE 5.00 0 "rotating cube" + EFFECT + CircleMaskEffect 0.00 8.00 0.50 + EFFECT + RotatingCubeEffect 0.00 8.00 + EFFECT + GaussianBlurEffect 2.00 4.00 strength=1.0 + EFFECT + GaussianBlurEffect 6.00 8.00 strength=2.0 -SEQUENCE 5.93s 0 -EFFECT - FlashCubeEffect 0.11s 1.45s -EFFECT + FlashEffect 0.00s 0.20s +SEQUENCE 12.00 0 + EFFECT - FlashCubeEffect 0.22 2.90 + EFFECT + FlashEffect 0.00 0.40 -SEQUENCE 6.90s 1 "spray" -EFFECT + ParticleSprayEffect 0.00s 2.00s -EFFECT + ParticlesEffect 0.00s 3.00s -EFFECT = GaussianBlurEffect 0.00s 2.00s strength=3.0 +SEQUENCE 14.00 1 "spray" + EFFECT + ParticleSprayEffect 0.00 4.00 + EFFECT + ParticlesEffect 0.00 6.00 + EFFECT = GaussianBlurEffect 0.00 4.00 strength=3.0 -SEQUENCE 8.50s 2 "Hybrid3D" -EFFECT + ThemeModulationEffect 0.00s 2.00s -EFFECT + HeptagonEffect 0.20s 2.00s -EFFECT + ParticleSprayEffect 0.00s 2.00s -EFFECT = ParticlesEffect 0.00s 2.00s -EFFECT + Hybrid3DEffect 0.00s 2.00s -EFFECT + GaussianBlurEffect 0.00s 2.00s -EFFECT + CNNEffect 0.0s 2.0s layers=3 blend=.9 -# EFFECT + ChromaAberrationEffect 0.00 1.50 offset=0.01 angle=1.57 +SEQUENCE 17.00 2 "Hybrid3D" + EFFECT + ThemeModulationEffect 0.00 4.00 + EFFECT + HeptagonEffect 0.40 4.00 + EFFECT + ParticleSprayEffect 0.00 4.00 + EFFECT = ParticlesEffect 0.00 4.00 + EFFECT + Hybrid3DEffect 0.00 4.00 + EFFECT + GaussianBlurEffect 0.00 4.00 + EFFECT + CNNEffect 0.00 4.00 layers=3 blend=.9 -SEQUENCE 10.50s 0 "CNN effect" -EFFECT + HeptagonEffect 0.0s 12.00s -# EFFECT + RotatingCubeEffect 0.00 12.0 -# EFFECT + Hybrid3DEffect 0.00 12.00 -EFFECT + Scene1Effect 0.0s 12.0s -EFFECT + CNNEffect 1.0s 12.0s layers=3 blend=.5 +SEQUENCE 21.00 0 "CNN effect" + EFFECT + HeptagonEffect 0.00 22.00 + EFFECT + Scene1Effect 0.00 24.00 + EFFECT + CNNEffect 2.00 24.00 layers=3 blend=.5 -SEQUENCE 22.0s 0 "buggy" -EFFECT + HeptagonEffect 0.00s 0.20s -EFFECT + FadeEffect 0.11s 1.01s +SEQUENCE 44.00 0 "buggy" + EFFECT + HeptagonEffect 0.00 0.40 + EFFECT + FadeEffect 0.22 2.02 -SEQUENCE 22.14s 3 -EFFECT + ThemeModulationEffect 0.00s 4.00s -EFFECT = HeptagonEffect 0.00s 4.00s -EFFECT + GaussianBlurEffect 0.00s 5.00s strength=1.5 -EFFECT + ChromaAberrationEffect 0.00s 5.00s offset=0.03 angle=0.785 -EFFECT + SolarizeEffect 0.00s 5.00s +SEQUENCE 44.00 3 "Seq-8" + EFFECT + ThemeModulationEffect 0.00 8.00 + EFFECT = HeptagonEffect 0.00 8.00 + EFFECT + GaussianBlurEffect 0.00 10.00 strength=1.5 + EFFECT + ChromaAberrationEffect 0.00 10.00 offset=0.03 angle=0.785 + EFFECT + SolarizeEffect 0.00 10.00 -SEQUENCE 23.00s 2 -EFFECT - FlashCubeEffect 0.20s 1.50s -EFFECT + HeptagonEffect 0.00s 2.00s -EFFECT + ParticleSprayEffect 0.00s 2.00s -EFFECT + ParticlesEffect 0.00s 2.00s +SEQUENCE 46.00 2 + EFFECT - FlashCubeEffect 0.40 3.00 + EFFECT + HeptagonEffect 0.00 4.00 + EFFECT + ParticleSprayEffect 0.00 4.00 + EFFECT + ParticlesEffect 0.00 4.00 -SEQUENCE 22.75s 2 "Fade" -EFFECT - FlashCubeEffect 0.20s 1.50s -EFFECT + FlashEffect 0.00s 1.00s +SEQUENCE 46.00 2 "Fade" + EFFECT - FlashCubeEffect 0.40 3.00 + EFFECT + FlashEffect 0.00 2.00 -SEQUENCE 23.88s 10 -EFFECT - FlashCubeEffect 0.20s 1.50s -EFFECT + GaussianBlurEffect 0.00s 2.00s -EFFECT + FlashEffect 0.00s 0.20s -EFFECT = FlashEffect 0.50s 0.20s +SEQUENCE 48.00 10 + EFFECT - FlashCubeEffect 0.40 3.00 + EFFECT + GaussianBlurEffect 0.00 4.00 + EFFECT + FlashEffect 0.00 0.40 + EFFECT = FlashEffect 1.00 0.40 -SEQUENCE 25.59s 1 -EFFECT + ThemeModulationEffect 0.00s 8.00s -EFFECT + HeptagonEffect 0.20s 2.00s -EFFECT + ParticleSprayEffect 0.00s 8.00s -EFFECT + Hybrid3DEffect 0.00s 8.06s -EFFECT + GaussianBlurEffect 0.00s 8.00s -EFFECT + ChromaAberrationEffect 0.00s 8.14s -EFFECT + SolarizeEffect 0.00s 7.88s +SEQUENCE 51.00 1 + EFFECT + ThemeModulationEffect 0.00 16.00 + EFFECT + HeptagonEffect 0.40 4.00 + EFFECT + ParticleSprayEffect 0.00 16.00 + EFFECT + Hybrid3DEffect 0.00 16.12 + EFFECT + GaussianBlurEffect 0.00 16.00 + EFFECT + ChromaAberrationEffect 0.00 16.28 + EFFECT + SolarizeEffect 0.00 15.76 -SEQUENCE 33.08s 0 -EFFECT + ThemeModulationEffect 0.00s 3.00s -EFFECT + VignetteEffect 0.00s 3.00s radius=0.6 softness=0.3 -EFFECT + SolarizeEffect 0.00s 3.00s +SEQUENCE 66.00 0 + EFFECT + ThemeModulationEffect 0.00 6.00 + EFFECT + VignetteEffect 0.00 6.00 radius=0.6 softness=0.3 + EFFECT + SolarizeEffect 0.00 6.00 -SEQUENCE 35.31s 0 -EFFECT + ThemeModulationEffect 0.00s 4.00s -EFFECT + HeptagonEffect 0.20s 2.00s -EFFECT + GaussianBlurEffect 0.00s 8.00s -EFFECT + SolarizeEffect 0.00s 2.00s +SEQUENCE 71.00 0 + EFFECT + ThemeModulationEffect 0.00 8.00 + EFFECT + HeptagonEffect 0.40 4.00 + EFFECT + GaussianBlurEffect 0.00 16.00 + EFFECT + SolarizeEffect 0.00 4.00 -SEQUENCE 42.29s 0 -EFFECT + ThemeModulationEffect 0.00s 6.00s -EFFECT = HeptagonEffect 0.20s 2.00s -EFFECT + Hybrid3DEffect 0.00s 4.00s -EFFECT + ParticleSprayEffect 0.00s 5.50s -EFFECT + HeptagonEffect 0.00s 8.00s -EFFECT + ChromaAberrationEffect 0.00s 7.50s -EFFECT + GaussianBlurEffect 0.00s 8.00s +SEQUENCE 85.00 0 "double hepta!" + EFFECT + ThemeModulationEffect 0.00 12.00 + EFFECT = HeptagonEffect 0.40 4.00 + EFFECT + Hybrid3DEffect 0.00 8.00 + EFFECT + ParticleSprayEffect 0.00 11.00 + EFFECT + HeptagonEffect 0.00 16.00 + EFFECT + ChromaAberrationEffect 0.00 15.00 + EFFECT + GaussianBlurEffect 0.00 16.00 -SEQUENCE 50.02s 0 -EFFECT + ThemeModulationEffect 0.00s 4.00s -EFFECT + HeptagonEffect 0.00s 9.50s -EFFECT + ChromaAberrationEffect 0.00s 9.00s -EFFECT + GaussianBlurEffect 0.00s 8.00s +SEQUENCE 100.00 0 + EFFECT + ThemeModulationEffect 0.00 8.00 + EFFECT + HeptagonEffect 0.00 19.00 + EFFECT + ChromaAberrationEffect 0.00 18.00 + EFFECT + GaussianBlurEffect 0.00 16.00 |
