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Merge pull request #1595 from dgkoch/EXT_fragment_invocation_density

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Implement GL_EXT_fragment_invocation_density
This commit is contained in:
John Kessenich
2018-11-27 06:41:36 -07:00
committed by GitHub
parent 2173c650ac 5154db5183
commit d7baecfab7
17 changed files with 214 additions and 11 deletions
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45
Test/baseResults/spv.fragmentDensity-es.frag.out Normal file
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spv.fragmentDensity-es.frag
// Module Version 10000
// Generated by (magic number): 80007
// Id's are bound by 18
Capability Shader
Capability FragmentDensityEXT
Extension "SPV_EXT_fragment_invocation_density"
1: ExtInstImport "GLSL.std.450"
MemoryModel Logical GLSL450
EntryPoint Fragment 4 "main" 9 11 14 16
ExecutionMode 4 OriginUpperLeft
Source ESSL 310
SourceExtension "GL_EXT_fragment_invocation_density"
Name 4 "main"
Name 9 "FragSize"
Name 11 "gl_FragSizeEXT"
Name 14 "FragInvocationCount"
Name 16 "gl_FragInvocationCountEXT"
Decorate 9(FragSize) Location 0
Decorate 11(gl_FragSizeEXT) Flat
Decorate 11(gl_FragSizeEXT) BuiltIn FragSizeEXT
Decorate 14(FragInvocationCount) Location 2
Decorate 16(gl_FragInvocationCountEXT) Flat
Decorate 16(gl_FragInvocationCountEXT) BuiltIn FragInvocationCountEXT
2: TypeVoid
3: TypeFunction 2
6: TypeInt 32 1
7: TypeVector 6(int) 2
8: TypePointer Output 7(ivec2)
9(FragSize): 8(ptr) Variable Output
10: TypePointer Input 7(ivec2)
11(gl_FragSizeEXT): 10(ptr) Variable Input
13: TypePointer Output 6(int)
14(FragInvocationCount): 13(ptr) Variable Output
15: TypePointer Input 6(int)
16(gl_FragInvocationCountEXT): 15(ptr) Variable Input
4(main): 2 Function None 3
5: Label
12: 7(ivec2) Load 11(gl_FragSizeEXT)
Store 9(FragSize) 12
17: 6(int) Load 16(gl_FragInvocationCountEXT)
Store 14(FragInvocationCount) 17
Return
FunctionEnd

7
Test/baseResults/spv.fragmentDensity-neg.frag.out Normal file
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spv.fragmentDensity-neg.frag
ERROR: 0:10: 'gl_FragSizeEXT' : required extension not requested: GL_EXT_fragment_invocation_density
ERROR: 0:11: 'gl_FragInvocationCountEXT' : required extension not requested: GL_EXT_fragment_invocation_density
ERROR: 2 compilation errors. No code generated.
SPIR-V is not generated for failed compile or link

48
Test/baseResults/spv.fragmentDensity.frag.out Normal file
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spv.fragmentDensity.frag
// Module Version 10000
// Generated by (magic number): 80007
// Id's are bound by 21
Capability Shader
Capability FragmentDensityEXT
Extension "SPV_EXT_fragment_invocation_density"
1: ExtInstImport "GLSL.std.450"
MemoryModel Logical GLSL450
EntryPoint Fragment 4 "main" 9 13 17 19
ExecutionMode 4 OriginUpperLeft
Source GLSL 450
SourceExtension "GL_EXT_fragment_invocation_density"
Name 4 "main"
Name 9 "FragSize"
Name 13 "gl_FragSizeEXT"
Name 17 "FragInvocationCount"
Name 19 "gl_FragInvocationCountEXT"
Decorate 9(FragSize) Location 0
Decorate 13(gl_FragSizeEXT) Flat
Decorate 13(gl_FragSizeEXT) BuiltIn FragSizeEXT
Decorate 17(FragInvocationCount) Location 2
Decorate 19(gl_FragInvocationCountEXT) Flat
Decorate 19(gl_FragInvocationCountEXT) BuiltIn FragInvocationCountEXT
2: TypeVoid
3: TypeFunction 2
6: TypeFloat 32
7: TypeVector 6(float) 2
8: TypePointer Output 7(fvec2)
9(FragSize): 8(ptr) Variable Output
10: TypeInt 32 1
11: TypeVector 10(int) 2
12: TypePointer Input 11(ivec2)
13(gl_FragSizeEXT): 12(ptr) Variable Input
16: TypePointer Output 10(int)
17(FragInvocationCount): 16(ptr) Variable Output
18: TypePointer Input 10(int)
19(gl_FragInvocationCountEXT): 18(ptr) Variable Input
4(main): 2 Function None 3
5: Label
14: 11(ivec2) Load 13(gl_FragSizeEXT)
15: 7(fvec2) ConvertSToF 14
Store 9(FragSize) 15
20: 10(int) Load 19(gl_FragInvocationCountEXT)
Store 17(FragInvocationCount) 20
Return
FunctionEnd

9
Test/baseResults/spv.fragmentDensity.vert.out Normal file
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spv.fragmentDensity.vert
ERROR: 0:10: 'gl_FragSizeEXT' : undeclared identifier
ERROR: 0:10: 'assign' : cannot convert from ' temp float' to 'layout( location=0) smooth out highp 2-component vector of uint'
ERROR: 0:11: 'gl_FragInvocationCountEXT' : undeclared identifier
ERROR: 0:11: 'assign' : cannot convert from ' temp float' to 'layout( location=2) smooth out highp int'
ERROR: 4 compilation errors. No code generated.
SPIR-V is not generated for failed compile or link

6
Test/baseResults/spv.shadingRate.frag.out
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@@ -4,7 +4,7 @@ spv.shadingRate.frag
// Id's are bound by 21
Capability Shader
Capability ShadingRateNV
Capability FragmentDensityEXT
Extension "SPV_NV_shading_rate"
1: ExtInstImport "GLSL.std.450"
MemoryModel Logical GLSL450
@@ -19,10 +19,10 @@ spv.shadingRate.frag
Name 19 "gl_InvocationsPerPixelNV"
Decorate 9(FragmentSize) Location 0
Decorate 13(gl_FragmentSizeNV) Flat
Decorate 13(gl_FragmentSizeNV) BuiltIn FragmentSizeNV
Decorate 13(gl_FragmentSizeNV) BuiltIn FragSizeEXT
Decorate 17(InvocationsPerPixel) Location 2
Decorate 19(gl_InvocationsPerPixelNV) Flat
Decorate 19(gl_InvocationsPerPixelNV) BuiltIn InvocationsPerPixelNV
Decorate 19(gl_InvocationsPerPixelNV) BuiltIn FragInvocationCountEXT
2: TypeVoid
3: TypeFunction 2
6: TypeFloat 32

11
Test/spv.fragmentDensity-es.frag Normal file
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#version 310 es
#extension GL_EXT_fragment_invocation_density : require
layout (location = 0) out highp ivec2 FragSize;
layout (location = 2) out highp int FragInvocationCount;
void main () {
FragSize = gl_FragSizeEXT;
FragInvocationCount = gl_FragInvocationCountEXT;
}

12
Test/spv.fragmentDensity-neg.frag Normal file
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#version 450
//make sure the builtins don't exist if the extension isn't enabled.
//#extension GL_EXT_fragment_invocation_density : require
layout (location = 0) out vec2 FragSize;
layout (location = 2) out int FragInvocationCount;
void main () {
FragSize = gl_FragSizeEXT;
FragInvocationCount = gl_FragInvocationCountEXT;
}

11
Test/spv.fragmentDensity.frag Normal file
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#version 450
#extension GL_EXT_fragment_invocation_density : require
layout (location = 0) out vec2 FragSize;
layout (location = 2) out int FragInvocationCount;
void main () {
FragSize = gl_FragSizeEXT;
FragInvocationCount = gl_FragInvocationCountEXT;
}

12
Test/spv.fragmentDensity.vert Normal file
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#version 450
// try using a fragment-only extension in a vertex shader
#extension GL_EXT_fragment_invocation_density : require
layout (location = 0) out uvec2 FragSize;
layout (location = 2) out int FragInvocationCount;
void main () {
FragSize = gl_FragSizeEXT;
FragInvocationCount = gl_FragInvocationCountEXT;
}