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Add GL_EXT_fragment_shading_rate

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This commit is contained in:
Chow
2020-07-02 15:50:36 +08:00
committed by Tobias Hector
parent f4f1d8a352
commit a315b5633b
15 changed files with 265 additions and 2 deletions
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53
Test/baseResults/spv.builtin.PrimitiveShadingRateEXT.vert.out Normal file
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spv.builtin.PrimitiveShadingRateEXT.vert
// Module Version 10000
// Generated by (magic number): 8000a
// Id's are bound by 26
Capability Shader
Capability FragmentShadingRateKHR
Extension "SPV_KHR_fragment_shading_rate"
1: ExtInstImport "GLSL.std.450"
MemoryModel Logical GLSL450
EntryPoint Vertex 4 "main" 8 16
Source GLSL 450
SourceExtension "GL_EXT_fragment_shading_rate"
Name 4 "main"
Name 8 "id"
Name 16 "gl_PrimitiveShadingRateEXT"
Decorate 8(id) Location 0
Decorate 16(gl_PrimitiveShadingRateEXT) BuiltIn PrimitiveShadingRateKHR
2: TypeVoid
3: TypeFunction 2
6: TypeInt 32 1
7: TypePointer Input 6(int)
8(id): 7(ptr) Variable Input
15: TypePointer Output 6(int)
16(gl_PrimitiveShadingRateEXT): 15(ptr) Variable Output
17: 6(int) Constant 5
19: 6(int) Constant 9
21: 6(int) Constant 6
23: 6(int) Constant 10
4(main): 2 Function None 3
5: Label
9: 6(int) Load 8(id)
SelectionMerge 14 None
Switch 9 14
case 0: 10
case 1: 11
case 2: 12
case 3: 13
10: Label
Store 16(gl_PrimitiveShadingRateEXT) 17
Branch 14
11: Label
Store 16(gl_PrimitiveShadingRateEXT) 19
Branch 14
12: Label
Store 16(gl_PrimitiveShadingRateEXT) 21
Branch 14
13: Label
Store 16(gl_PrimitiveShadingRateEXT) 23
Branch 14
14: Label
Return
FunctionEnd

36
Test/baseResults/spv.builtin.ShadingRateEXT.frag.out Normal file
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spv.builtin.ShadingRateEXT.frag
WARNING: 0:5: '' : all default precisions are highp; use precision statements to quiet warning, e.g.:
"precision mediump int; precision highp float;"
// Module Version 10000
// Generated by (magic number): 8000a
// Id's are bound by 12
Capability Shader
Capability FragmentShadingRateKHR
Extension "SPV_KHR_fragment_shading_rate"
1: ExtInstImport "GLSL.std.450"
MemoryModel Logical GLSL450
EntryPoint Fragment 4 "main" 8 10
ExecutionMode 4 OriginUpperLeft
Source GLSL 450
SourceExtension "GL_EXT_fragment_shading_rate"
Name 4 "main"
Name 8 "val"
Name 10 "gl_ShadingRateEXT"
Decorate 8(val) Location 0
Decorate 10(gl_ShadingRateEXT) Flat
Decorate 10(gl_ShadingRateEXT) BuiltIn ShadingRateKHR
2: TypeVoid
3: TypeFunction 2
6: TypeInt 32 1
7: TypePointer Output 6(int)
8(val): 7(ptr) Variable Output
9: TypePointer Input 6(int)
10(gl_ShadingRateEXT): 9(ptr) Variable Input
4(main): 2 Function None 3
5: Label
11: 6(int) Load 10(gl_ShadingRateEXT)
Store 8(val) 11
Return
FunctionEnd

28
Test/spv.builtin.PrimitiveShadingRateEXT.vert Normal file
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#version 450
#extension GL_EXT_fragment_shading_rate : enable
layout(location = 0) in int id;
void main()
{
switch (id)
{
case 0:
// V2 | H2 => 5
gl_PrimitiveShadingRateEXT = gl_ShadingRateFlag2VerticalPixelsEXT | gl_ShadingRateFlag2HorizontalPixelsEXT;
break;
case 1:
// V2 | H4 => 9
gl_PrimitiveShadingRateEXT = gl_ShadingRateFlag2VerticalPixelsEXT | gl_ShadingRateFlag4HorizontalPixelsEXT;
break;
case 2:
// V4 | H2 => 6
gl_PrimitiveShadingRateEXT = gl_ShadingRateFlag4VerticalPixelsEXT | gl_ShadingRateFlag2HorizontalPixelsEXT;
break;
case 3:
// V4 | H4 => 10
gl_PrimitiveShadingRateEXT = gl_ShadingRateFlag4VerticalPixelsEXT | gl_ShadingRateFlag4HorizontalPixelsEXT;
break;
}
}

8
Test/spv.builtin.ShadingRateEXT.frag Normal file
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#version 450
#extension GL_EXT_fragment_shading_rate : enable
out highp int val;
void main () {
val = gl_ShadingRateEXT;
}