1 files changed, 34 insertions, 3 deletions
diff --git a/src/gpu/effect.h b/src/gpu/effect.h
index d40e750..d47a8b7 100644
--- a/src/gpu/effect.h
+++ b/src/gpu/effect.h
@@ -6,6 +6,8 @@
 
 #include "gpu/gpu.h"
 #include "gpu/sequence.h"
+#include "gpu/uniform_helper.h"
+#include "gpu/wgpu_resource.h"
 #include <string>
 #include <vector>
 
@@ -14,7 +16,8 @@ class NodeRegistry;
 class Effect {
  public:
   Effect(const GpuContext& ctx, const std::vector<std::string>& inputs,
-         const std::vector<std::string>& outputs);
+         const std::vector<std::string>& outputs, float start_time,
+         float end_time);
   virtual ~Effect() = default;
 
   // Optional: Declare temporary nodes (e.g., multi-pass intermediate buffers)
@@ -22,12 +25,15 @@ class Effect {
     (void)registry;
   }
 
-  // Render effect (multi-input/multi-output)
+  // Automatic passthrough outside [start, end]
+  void dispatch_render(WGPUCommandEncoder encoder,
+                       const UniformsSequenceParams& params,
+                       NodeRegistry& nodes);
+
   virtual void render(WGPUCommandEncoder encoder,
                       const UniformsSequenceParams& params,
                       NodeRegistry& nodes) = 0;
 
-  // Resize notification
   virtual void resize(int width, int height) {
     width_ = width;
     height_ = height;
@@ -46,5 +52,30 @@ class Effect {
   std::vector<std::string> output_nodes_;
   int width_ = 1280;
   int height_ = 720;
+
+  // Common resources for most effects
+  UniformBuffer<UniformsSequenceParams> uniforms_buffer_;
+  Sampler sampler_;
+  Texture dummy_texture_;
+  TextureView dummy_texture_view_;
+
+  // Helper: Initialize uniforms buffer (call in subclass constructor)
+  void init_uniforms_buffer();
+
+  // Helper: Create linear sampler (call in subclass constructor)
+  void create_linear_sampler();
+
+  // Helper: Create nearest sampler (call in subclass constructor)
+  void create_nearest_sampler();
+
+  // Helper: Create dummy texture for scene effects (call in subclass constructor)
+  void create_dummy_scene_texture();
+
+ private:
+  float start_time_;
+  float end_time_;
+
+  // Auto-passthrough helper for 1:1 input/output effects
+  void blit_input_to_output(WGPUCommandEncoder encoder, NodeRegistry& nodes);
 };
 #endif // EFFECT_H