yum-mirror/slang

Making it easier to work with shaders

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

Yong HeMetal: misc fixes and enable more tests. (#4374)cfef0c6f6

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2.0 KiB73 linesraw
1//TEST(compute):COMPARE_COMPUTE_EX:-cpu -compute -shaderobj
2//TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -shaderobj
3//TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -dx12 -shaderobj
4//TEST(compute, vulkan):COMPARE_COMPUTE_EX:-vk -compute -shaderobj
5//TEST(compute):COMPARE_COMPUTE_EX:-cuda -compute -shaderobj
6//TEST(compute):COMPARE_COMPUTE_EX:-mtl -compute -shaderobj
7
8//TEST_INPUT:ubuffer(data=[0 0 0 0 0 0 0 0 0 0 0 0], stride=4):out,name outputBuffer
9
10RWStructuredBuffer<int> outputBuffer;
11
12[numthreads(4, 1, 1)]
13void computeMain(uint3 dispatchThreadID : SV_DispatchThreadID)
14{
15    const int id = asint(dispatchThreadID.x);
16
17    {
18        int4 i4 = int4(id, id + 1, id + 2, id + 3);
19        
20        // Identity - int vector
21        i4 = asint(i4);
22        
23        uint3 u3 = asuint(i4.xyz);
24        // Identity  - uint vec
25        u3 = asuint(u3);
26        
27        int2 i2 = asint(u3.xy);
28        uint u1 = asuint(i2.x);
29        
30        // Identity - uint scalar
31        u1 = asuint(u1);
32        
33        outputBuffer[id + 0] = int(u1);
34    }
35    
36    {
37        uint v = asuint(id);
38        uint4 u4 = uint4(v, v + 1, v + 2, v + 3);
39        int3 i3 = asint(u4.xyz);
40        uint2 u2 = asuint(i3.xy);
41        int i1 = asint(u2.x);
42        
43        // Identity - int scalar
44        i1 = asint(i1);
45        
46        outputBuffer[id + 4] = i1;
47    }
48    
49    {
50        // Make i4 holds id as floats so we know they are valid float values and not denormals
51        int4 i4 = int4(asint(float(id)), asint(float(id + 1)), asint(float(id + 2)), asint(float(id + 3))); 
52        float4 f4 = asfloat(asfloat(i4));
53        
54        // Identity - float vector
55        f4 = asfloat(f4);
56        
57        uint3 u3 = asuint(f4.xyz);
58        float2 f2 = asfloat(u3.xy);
59        uint u1 = asuint(f2.x);
60        
61        float f1 = asfloat(asfloat(u1));
62        
63        // Identity - float scalar
64        f1 = asfloat(f1);
65        
66        int i1 = asint(f1);
67        
68        float f1_ = asfloat(i1);
69        int i1_ = asint(f1_);
70        
71        outputBuffer[id + 8] = (int)asfloat(i1_); 
72    }
73}