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// trivial-copy-textures.slang
typedef uint4 Element;
// UNORDERED ACCESS VIEW
[shader("compute")]
[numthreads(1,1,1)]
void resourceViewTest3DUnordered(
uint3 sv_dispatchThreadID : SV_DispatchThreadID,
uniform uint width,
uniform uint height,
uniform uint depth,
uniform RWTexture3D<Element> resourceView,
uniform RWStructuredBuffer<Element> testResults)
{
uint tid = sv_dispatchThreadID.x;
uint tmp = tid;
uint x = tmp % width; tmp /= width;
uint y = tmp % height; tmp /= height;
uint z = tmp;
uint3 coord = uint3(x, y, z);
// Read from resourceView
Element elem = resourceView[coord];
// Write to resourceView (if possible)
resourceView[coord] = Element(1);
// Write something to testResults
testResults[tid] = elem;
}
[shader("compute")]
[numthreads(1,1,1)]
void resourceViewTest2DUnordered(
uint3 sv_dispatchThreadID : SV_DispatchThreadID,
uniform uint width,
uniform uint height,
uniform uint depth,
uniform RWTexture2D<Element> resourceView,
uniform RWStructuredBuffer<Element> testResults)
{
uint tid = sv_dispatchThreadID.x;
uint tmp = tid;
uint x = tmp % width; tmp /= width;
uint y = tmp % height; tmp /= height;
uint z = tmp;
uint3 coord = uint3(x, y, z);
// Read from resourceView
Element elem = resourceView[coord.xy];
// Write to resourceView (if possible)
resourceView[coord.xy] = Element(1);
// Write something to testResults
testResults[tid] = elem;
}
[shader("compute")]
[numthreads(1,1,1)]
void resourceViewTest1DUnordered(
uint3 sv_dispatchThreadID : SV_DispatchThreadID,
uniform uint width,
uniform uint height,
uniform uint depth,
uniform RWTexture1D<Element> resourceView,
uniform RWStructuredBuffer<Element> testResults)
{
uint tid = sv_dispatchThreadID.x;
uint tmp = tid;
uint x = tmp % width; tmp /= width;
uint y = tmp % height; tmp /= height;
uint z = tmp;
uint3 coord = uint3(x, y, z);
// Read from resourceView
Element elem = resourceView[coord.x];
// Write to resourceView (if possible)
resourceView[coord.x] = Element(1);
// Write something to testResults
testResults[tid] = elem;
}
// SHADER RESOURCE VIEW
[shader("compute")]
[numthreads(1,1,1)]
void resourceViewTest3DShader(
uint3 sv_dispatchThreadID : SV_DispatchThreadID,
uniform uint width,
uniform uint height,
uniform uint depth,
uniform Texture3D<Element> resourceView,
uniform RWStructuredBuffer<Element> testResults)
{
uint tid = sv_dispatchThreadID.x;
uint tmp = tid;
uint x = tmp % width; tmp /= width;
uint y = tmp % height; tmp /= height;
uint z = tmp;
uint3 coord = uint3(x, y, z);
// Read from resourceView
Element elem = resourceView[coord];
// Write something to testResults
testResults[tid] = elem;
}
[shader("compute")]
[numthreads(1,1,1)]
void resourceViewTest2DShader(
uint3 sv_dispatchThreadID : SV_DispatchThreadID,
uniform uint width,
uniform uint height,
uniform uint depth,
uniform Texture2D<Element> resourceView,
uniform RWStructuredBuffer<Element> testResults)
{
uint tid = sv_dispatchThreadID.x;
uint tmp = tid;
uint x = tmp % width; tmp /= width;
uint y = tmp % height; tmp /= height;
uint z = tmp;
uint3 coord = uint3(x, y, z);
// Read from resourceView
Element elem = resourceView[coord.xy];
// Write something to testResults
testResults[tid] = elem;
}
[shader("compute")]
[numthreads(1,1,1)]
void resourceViewTest1DShader(
uint3 sv_dispatchThreadID : SV_DispatchThreadID,
uniform uint width,
uniform uint height,
uniform uint depth,
uniform Texture1D<Element> resourceView,
uniform RWStructuredBuffer<Element> testResults)
{
uint tid = sv_dispatchThreadID.x;
uint tmp = tid;
uint x = tmp % width; tmp /= width;
uint y = tmp % height; tmp /= height;
uint z = tmp;
uint3 coord = uint3(x, y, z);
// Read from resourceView
Element elem = resourceView[coord.x];
// Write something to testResults
testResults[tid] = elem;
}
// RENDER TARGET AND DEPTH STENCIL VIEWS
// Per-vertex attributes to be assembled from bound vertex buffers.
struct AssembledVertex
{
float3 position : POSITION;
float3 color : COLOR;
};
// Output of the vertex shader, and input to the fragment shader.
struct CoarseVertex
{
float3 color;
};
// Output of the fragment shader
struct Fragment
{
float4 color;
};
// Vertex Shader
struct VertexStageOutput
{
CoarseVertex coarseVertex : CoarseVertex;
float4 sv_position : SV_Position;
};
[shader("vertex")]
VertexStageOutput vertexMain(
AssembledVertex assembledVertex)
{
VertexStageOutput output;
float3 position = assembledVertex.position;
float3 color = assembledVertex.color;
output.coarseVertex.color = color;
output.sv_position = float4(position, 1.0);
return output;
}
// Fragment Shader
[shader("fragment")]
float4 fragmentMain() : SV_Target
{
return float4(1.0, 2.0, 3.0, 4.0);
}
#if 0
typedef uint4 Element;
interface ITestCase
{
Element doTest(uint3 coord);
}
// 1D + array, 2D + array + multisample + multisample array, cube + array
struct UAV_3D : ITestCase
{
uniform RWTexture3D<Element> resourceView,
Element doTest(uint3 coord)
{
// Read from resourceView
Element elem = resourceView[coord];
// Write to resourceView (if possible)
resourceView[coord] = Element(1);
return elem;
}
}
struct UAV_2D : ITestCase
{
uniform RWTexture2D<Element> resourceView,
Element doTest(uint3 coord)
{
// Read from resourceView
Element elem = resourceView[coord.xy];
// Write to resourceView (if possible)
resourceView[coord.xy] = Element(1);
return elem;
}
}
struct SRV_3D : ITestCase
{
uniform Texture3D<Element> resourceView,
Element doTest(uint3 coord)
{
// Read from resourceView
Element elem = resourceView[coord];
return elem;
}
}
// Copy the contents of "src" into "dst". These are for 2D textures containing UINT data.
[shader("compute")]
[numthreads(1,1,1)]
void resourceViewTest<T:ITestCase>(
uint3 sv_dispatchThreadID : SV_DispatchThreadID,
uniform uint width,
uniform uint height,
uniform uint depth,
uniform T testCase,
uniform RWStructuredBuffer<Element> testResults)
{
uint tid = sv_dispatchThreadID.x;
uint tmp = tid;
uint x = tmp % width; tmp /= width;
uint y = tmp % height; tmp /= height;
uint z = tmp;
uint3 coord = uint3(x, y, z);
Element elem = testCase.doTest(coord);
// Write something to testResults
testResults[tid] = elem;
}
#endif
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