yum-mirror/slang

Making it easier to work with shaders

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

James Helferty (NVIDIA)Add SPIRV OpCapability for 8/16bit use in storage (#8194)80ddf4027

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1//TEST:SIMPLE(filecheck=CHECK16): -target spirv -profile spirv_1_3 -DIN_HALF
2//TEST:SIMPLE(filecheck=CHECK16): -target spirv -profile spirv_1_3 -DIN_UINT16
3//TEST:SIMPLE(filecheck=CHECK16): -target spirv -profile spirv_1_3 -DOUT_HALF
4//TEST:SIMPLE(filecheck=CHECK): -target spirv -profile spirv_1_3
5
6//CHECK16: OpCapability StorageInputOutput16
7//CHECK-NOT: OpCapability StorageInputOutput16
8
9struct VertexInput {
10#ifdef IN_HALF
11    half4 position : POSITION;
12#else
13    float4 position : POSITION;
14#endif
15#ifdef IN_UINT16
16    uint16_t id : ID;
17#else
18    uint32_t id : ID;
19#endif
20};
21
22#ifdef OUT_HALF
23#define OUT_TYPE half4
24#else
25#define OUT_TYPE float4
26#endif
27
28struct VertexOutput {
29    float4 position : SV_POSITION;
30    OUT_TYPE color : COLOR;
31};
32
33[shader("vertex")]
34VertexOutput vertexMain(VertexInput input)
35{
36    VertexOutput output;
37    output.position = float4(input.position);
38    if (input.id == 0) {
39        output.color = OUT_TYPE(input.position);
40    } else {
41        output.color = OUT_TYPE(0);
42    }
43    return output;
44}