1 files changed, 15 insertions, 0 deletions
diff --git a/src/gpu/effects/theme_modulation_effect.h b/src/gpu/effects/theme_modulation_effect.h
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index 0000000..6f76695
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+++ b/src/gpu/effects/theme_modulation_effect.h
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+// This file is part of the 64k demo project.
+// It implements a theme modulation effect that alternates between bright and dark.
+// Pattern changes every 2 seconds, so we alternate every 4 seconds (2 patterns).
+
+#pragma once
+#include "gpu/effect.h"
+
+class ThemeModulationEffect : public PostProcessEffect {
+ public:
+  ThemeModulationEffect(WGPUDevice device, WGPUQueue queue,
+                        WGPUTextureFormat format);
+  void render(WGPURenderPassEncoder pass, float time, float beat,
+              float intensity, float aspect_ratio) override;
+  void update_bind_group(WGPUTextureView input_view) override;
+};