1 files changed, 26 insertions, 0 deletions
diff --git a/src/effects/vignette_effect.h b/src/effects/vignette_effect.h
new file mode 100644
index 0000000..f891d14
--- /dev/null
+++ b/src/effects/vignette_effect.h
@@ -0,0 +1,26 @@
+// This file is part of the 64k demo project.
+// It declares the VignetteEffect.
+
+#pragma once
+
+#include "gpu/effect.h"
+#include "gpu/uniform_helper.h"
+
+// Parameters for VignetteEffect
+struct VignetteParams {
+  float radius = 0.5f;   // Radius of the clear center
+  float softness = 0.5f; // Softness of the vignette edge
+};
+
+class VignetteEffect : public PostProcessEffect {
+ public:
+  VignetteEffect(const GpuContext& ctx);
+  VignetteEffect(const GpuContext& ctx, const VignetteParams& params);
+  void render(WGPURenderPassEncoder pass,
+              const CommonPostProcessUniforms& uniforms) override;
+  void update_bind_group(WGPUTextureView input_view) override;
+
+ private:
+  VignetteParams params_;
+  UniformBuffer<VignetteParams> params_buffer_;
+};