From 18a3ccb2a1335d3747657e0b764af31fd723856e Mon Sep 17 00:00:00 2001 From: skal Date: Mon, 16 Feb 2026 17:12:11 +0100 Subject: feat: Add PeakMeterEffect v2 for test_demo audio visualization Ports PeakMeterEffect to v2 Effect system with proper DAG routing. Red horizontal bar overlay displays audio_intensity for visual debugging of audio-visual synchronization. Changes: - New: src/effects/peak_meter_effect.{h,cc} - v2 implementation - Timeline: FlashEffect -> flash_out -> PeakMeterEffect -> sink - Build: Added to COMMON_GPU_EFFECTS and demo_effects.h - Test: Added to test_demo_effects.cc (9/9 effects pass) - Cleanup: Removed old disabled PeakMeterEffect code from test_demo.cc Co-Authored-By: Claude Sonnet 4.5 --- src/effects/peak_meter_effect.h | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 src/effects/peak_meter_effect.h (limited to 'src/effects/peak_meter_effect.h') diff --git a/src/effects/peak_meter_effect.h b/src/effects/peak_meter_effect.h new file mode 100644 index 0000000..905bcda --- /dev/null +++ b/src/effects/peak_meter_effect.h @@ -0,0 +1,23 @@ +// Peak meter overlay for audio debugging +// Renders red horizontal bar showing audio_intensity + +#pragma once +#include "gpu/effect.h" +#include "gpu/uniform_helper.h" + +class PeakMeterEffect : public Effect { + public: + PeakMeterEffect(const GpuContext& ctx, + const std::vector& inputs, + const std::vector& outputs); + ~PeakMeterEffect() override; + + void render(WGPUCommandEncoder encoder, + const UniformsSequenceParams& params, + NodeRegistry& nodes) override; + + private: + WGPURenderPipeline pipeline_; + WGPUBindGroup bind_group_; + UniformBuffer uniforms_buffer_; +}; -- cgit v1.2.3