yum-mirror/slang

Making it easier to work with shaders

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

Anders LeinoMigrate render-test away from deprecated compile request API (#6514)f4d5372d3

master
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1.7 KiB94 linesraw
1//TEST(compute):COMPARE_RENDER_COMPUTE: -shaderobj
2//TEST(compute):COMPARE_RENDER_COMPUTE: -mtl -shaderobj
3//TEST_INPUT: Texture2D(size=4, content = one):name tex
4//TEST_INPUT: Sampler:name samp
5//TEST_INPUT: ubuffer(data=[0 0], stride=4):out,name outputBuffer
6
7
8Texture2D tex;
9SamplerState samp;
10RWStructuredBuffer<float> outputBuffer;
11
12cbuffer Uniforms
13{
14	float4x4 modelViewProjection;
15}
16
17struct AssembledVertex
18{
19	float3	position;
20	float3	color;
21    float2  uv;
22};
23
24struct CoarseVertex
25{
26	float3	color;
27    float2  uv;
28};
29
30struct Fragment
31{
32	float4 color;
33};
34
35
36// Vertex  Shader
37
38struct VertexStageInput
39{
40	AssembledVertex assembledVertex	: A;
41};
42
43struct VertexStageOutput
44{
45	CoarseVertex	coarseVertex	: CoarseVertex;
46	float4			sv_position		: SV_Position;
47};
48
49[shader("vertex")]
50VertexStageOutput vertexMain(VertexStageInput input)
51{
52	VertexStageOutput output;
53
54	float3 position = input.assembledVertex.position;
55	float3 color	= input.assembledVertex.color;
56
57	output.coarseVertex.color = color;
58	output.sv_position = mul(modelViewProjection, float4(position, 1.0));
59    output.coarseVertex.uv = input.assembledVertex.uv;
60	return output;
61}
62
63// Fragment Shader
64
65struct FragmentStageInput
66{
67	CoarseVertex	coarseVertex	: CoarseVertex;
68};
69
70struct FragmentStageOutput
71{
72	Fragment fragment	: SV_Target;
73};
74
75[shader("fragment")]
76FragmentStageOutput fragmentMain(FragmentStageInput input)
77{
78	FragmentStageOutput output;
79
80	float3 color = input.coarseVertex.color;
81    float2 uv = input.coarseVertex.uv;
82	output.fragment.color = float4(color, 1.0);
83
84	float4 val = float4(color, 1.0);
85	val = val - 16*tex.Sample(samp, uv);
86
87	outputBuffer[0] = 1;
88
89	if(val.x < 0)
90		discard;
91
92	outputBuffer[1] = 1;
93	return output;
94}