31 lines
762 B
WebGPU Shading Language
31 lines
762 B
WebGPU Shading Language
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@group(0) @binding(0)
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var currentFrame : texture_2d<f32>;
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@group(0) @binding(1)
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var historyFrame : texture_2d<f32>;
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@group(0) @binding(2)
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var mySampler : sampler;
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@group(0) @binding(3)
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var<uniform> blendAmount : f32;
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struct VertexOutput {
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@builtin(position) position : vec4<f32>,
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@location(0) uv : vec2<f32>,
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};
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@vertex
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fn vertexMain(@location(0) position: vec3<f32>, @location(1) uv: vec2<f32>) -> VertexOutput {
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var out: VertexOutput;
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out.position = vec4<f32>(position, 1.0);
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out.uv = uv;
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return out;
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}
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@fragment
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fn fragmentMain(@location(0) uv: vec2<f32>) -> @location(0) vec4<f32> {
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let current = textureSample(currentFrame, mySampler, uv);
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let history = textureSample(historyFrame, mySampler, uv);
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return mix(current, history, blendAmount);
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}
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