54 lines
No EOL
1,007 B
Text
54 lines
No EOL
1,007 B
Text
/* Copyright (c) 2025, Sascha Willems
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*
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* SPDX-License-Identifier: MIT
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*
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*/
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struct VSInput
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{
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float3 Pos;
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float3 Normal;
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float2 UV;
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};
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struct VSOutput
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{
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float4 Pos : SV_POSITION;
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float2 UV;
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float LodBias;
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};
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struct UBO
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{
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float4x4 projection;
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float4x4 model;
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float4 viewPos;
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float lodBias;
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};
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ConstantBuffer<UBO> ubo;
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Sampler2D samplerColor;
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[shader("vertex")]
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VSOutput vertexMain(VSInput input)
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{
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VSOutput output;
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output.UV = input.UV;
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output.LodBias = ubo.lodBias;
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output.Pos = mul(ubo.projection, mul(ubo.model, float4(input.Pos.xyz, 1.0)));
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return output;
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}
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[shader("fragment")]
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float4 fragmentMain(VSOutput input)
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{
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// Check if texel is resident
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uint status = 0;
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float4 sampledColor = samplerColor.Sample(input.UV, int2(0, 0), input.LodBias, status);
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bool texelResident = CheckAccessFullyMapped(status);
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if (texelResident) {
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return sampledColor;
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} else {
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return float4(0.0, 0.0, 0.0, 1.0);
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}
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} |