yum-mirror/slang

Making it easier to work with shaders

git clone https://git.yummers.dev/yum-mirror/slang

Jay KwakFix GetDimensions to use mipLevel for SPIRV (#8065)e0b912575

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1// vk-sampler-getdimension.slang
2
3//TEST:SIMPLE(filecheck=CHECK):-target spirv -entry main -stage fragment -emit-spirv-directly
4
5//  Input to the fragment shader.
6struct PSin
7{
8  float3 position : POSITION;
9};
10
11// Output of the fragment shader
12struct PSout
13{
14  float4 color : SV_Target;
15};
16
17[[vk::binding(1)]] Sampler3D g_Volume;
18
19// Fragment Shader
20[shader("pixel")]
21PSout main(PSin stage, bool isFrontFacing : SV_IsFrontFace)
22{
23  // CHECK: %image{{.*}} = OpImage
24  // CHECK: OpImageQuerySizeLod %{{.*}} %image{{.*}} %uint_1
25  PSout output;
26  // Find normal at position
27  uint3 dim;
28  uint levels;
29  g_Volume.GetDimensions(1, dim.x, dim.y, dim.z, levels);
30  output.color = g_Volume.Sample(float3(dim));
31
32  return output;
33}