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// This file is part of the 64k demo project.
// It implements the HeptagonEffect.
#include "gpu/demo_effects.h"
#include "gpu/gpu.h"
#include "util/mini_math.h"
// --- HeptagonEffect ---
HeptagonEffect::HeptagonEffect(const GpuContext& ctx) : Effect(ctx) {
// uniforms_ is initialized by Effect base class
ResourceBinding bindings[] = {{uniforms_.get(), WGPUBufferBindingType_Uniform}};
pass_ = gpu_create_render_pass(ctx_.device, ctx_.format, main_shader_wgsl,
bindings, 1);
pass_.vertex_count = 21;
}
void HeptagonEffect::render(WGPURenderPassEncoder pass,
const CommonPostProcessUniforms& uniforms) {
uniforms_.update(ctx_.queue, uniforms);
wgpuRenderPassEncoderSetPipeline(pass, pass_.pipeline);
wgpuRenderPassEncoderSetBindGroup(pass, 0, pass_.bind_group, 0, nullptr);
wgpuRenderPassEncoderDraw(pass, pass_.vertex_count, 1, 0, 0);
}
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