Atlas - testgpurender_effects_grayscale.frag.hlsl
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[FILE BEGIN]
1Texture2D u_texture : register(t0, space2);
2SamplerState u_sampler : register(s0, space2);
3
4struct PSInput {
5    float4 v_color : COLOR0;
6    float2 v_uv : TEXCOORD0;
7};
8
9struct PSOutput {
10    float4 o_color : SV_Target;
11};
12
13PSOutput main(PSInput input) {
14    PSOutput output;
15    float4 color = u_texture.Sample(u_sampler, input.v_uv) * input.v_color;
16    float gray = color.r * 0.2126 + color.g * 0.7152 + color.r * 0.722;
17    output.o_color = float4(gray, gray, gray, color.a);
18    return output;
19}
20
[FILE END]
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