diff options
Diffstat (limited to 'src/gpu/effect.h')
| -rw-r--r-- | src/gpu/effect.h | 183 |
1 files changed, 0 insertions, 183 deletions
diff --git a/src/gpu/effect.h b/src/gpu/effect.h deleted file mode 100644 index 30e43d1..0000000 --- a/src/gpu/effect.h +++ /dev/null @@ -1,183 +0,0 @@ -#pragma once -#include "gpu/gpu.h" -#include "gpu/post_process_helper.h" -#include "gpu/uniform_helper.h" -#include <algorithm> -#include <map> -#include <memory> -#include <string> -#include <vector> - -class MainSequence; -class PostProcessEffect; - -class Effect { - public: - Effect(const GpuContext& ctx) : ctx_(ctx) { - uniforms_.init(ctx.device); - } - virtual ~Effect() = default; - virtual void init(MainSequence* demo) { - (void)demo; - } - virtual void start() { - } - virtual void compute(WGPUCommandEncoder encoder, - const CommonPostProcessUniforms& uniforms) { - (void)encoder; - (void)uniforms; - } - virtual void render(WGPURenderPassEncoder pass, - const CommonPostProcessUniforms& uniforms) = 0; - virtual void resize(int width, int height) { - width_ = width; - height_ = height; - } - - virtual void end() { - } - bool is_initialized = false; - virtual bool is_post_process() const { - return false; - } - - // If true, MainSequence will capture current framebuffer to "captured_frame" - // auxiliary texture before rendering this effect - virtual bool needs_framebuffer_capture() const { - return false; - } - - // Helper: get initialized CommonPostProcessUniforms based on current - // dimensions If aspect_ratio < 0, computes from width_/height_ - CommonPostProcessUniforms - get_common_uniforms(float time = 0.0f, float beat_time = 0.0f, - float beat_phase = 0.0f, float intensity = 0.0f, - float aspect_ratio = -1.0f) const { - return { - .resolution = {static_cast<float>(width_), static_cast<float>(height_)}, - .aspect_ratio = aspect_ratio < 0.0f ? static_cast<float>(width_) / - static_cast<float>(height_) - : aspect_ratio, - .time = time, - .beat_time = beat_time, - .beat_phase = beat_phase, - .audio_intensity = intensity, - ._pad = 0.0f, - }; - } - - protected: - const GpuContext& ctx_; - UniformBuffer<CommonPostProcessUniforms> uniforms_; - int width_ = 1280; - int height_ = 720; -}; - -class PostProcessEffect : public Effect { - public: - PostProcessEffect(const GpuContext& ctx) : Effect(ctx) { - } - bool is_post_process() const override { - return true; - } - void compute(WGPUCommandEncoder, const CommonPostProcessUniforms&) override { - } - void render(WGPURenderPassEncoder pass, - const CommonPostProcessUniforms& uniforms) override; - virtual void update_bind_group(WGPUTextureView input_view) = 0; - - protected: - WGPURenderPipeline pipeline_ = nullptr; - WGPUBindGroup bind_group_ = nullptr; -}; - -struct SequenceItem { - std::shared_ptr<Effect> effect; - float start_time; // Relative to Sequence start - float end_time; // Relative to Sequence start - int priority; // Render order within sequence (higher = later/top) - bool active; -}; - -class Sequence { - public: - int priority = 0; // Render order of this sequence (higher = later/top) - void init(MainSequence* demo); - void add_effect(std::shared_ptr<Effect> effect, float start_time, - float end_time, int priority = 0); - void update_active_list(float seq_time); - void resize(int width, int height); - void collect_active_effects(std::vector<SequenceItem*>& scene_effects, - std::vector<SequenceItem*>& post_effects); - void reset(); - void set_end_time(float end_time) { - end_time_ = end_time; - } - float get_end_time() const { - return end_time_; - } - - private: - std::vector<SequenceItem> items_; - bool is_sorted_ = false; - float end_time_ = -1.0f; // Optional: -1.0 means "no explicit end" - void sort_items(); -}; - -class MainSequence { - public: - MainSequence(); - ~MainSequence(); - GpuContext gpu_ctx; - - void init(const GpuContext& ctx, int width, int height); - void init_test(const GpuContext& ctx); - void add_sequence(std::shared_ptr<Sequence> seq, float start_time, - int priority = 0); - void render_frame(float global_time, float beat_time, float beat_phase, - float peak, float aspect_ratio, WGPUSurface surface); - void resize(int width, int height); - void shutdown(); - - // Auxiliary texture registry for inter-effect texture sharing - void register_auxiliary_texture(const char* name, int width, int height); - void resize_auxiliary_texture(const char* name, int width, int height); - WGPUTextureView get_auxiliary_view(const char* name); - -#if !defined(STRIP_ALL) - void simulate_until(float target_time, float step_rate, float bpm = 120.0f); -#endif /* !defined(STRIP_ALL) */ - - private: - struct ActiveSequence { - std::shared_ptr<Sequence> seq; - float start_time; - int priority; - bool activated = - false; // Track if sequence has been activated for debug output - }; - std::vector<ActiveSequence> sequences_; - - int width_ = 1280; - int height_ = 720; - - WGPUTexture framebuffer_a_ = nullptr; - WGPUTextureView framebuffer_view_a_ = nullptr; - WGPUTexture framebuffer_b_ = nullptr; - WGPUTextureView framebuffer_view_b_ = nullptr; - - WGPUTexture depth_texture_ = nullptr; - WGPUTextureView depth_view_ = nullptr; - - std::unique_ptr<Effect> passthrough_effect_; - - struct AuxiliaryTexture { - WGPUTexture texture; - WGPUTextureView view; - int width; - int height; - }; - std::map<std::string, AuxiliaryTexture> auxiliary_textures_; - - void create_framebuffers(int width, int height); -}; |
