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Implement cull distances for GLSL 4.5 (but not as an extension yet, just a 4.5 feature).

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git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@27714 e7fa87d3-cd2b-0410-9028-fcbf551c1848
This commit is contained in:
John Kessenich 2014-08-13 06:37:59 +00:00
parent 13fd6c9dd7
commit 699684180f
20 changed files with 414 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
StandAlone/StandAlone.cpp
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@ -197,6 +197,8 @@ const char* DefaultConfig =
"MaxAtomicCounterBufferSize 16384\n" "MaxAtomicCounterBufferSize 16384\n"
"MaxTransformFeedbackBuffers 4\n" "MaxTransformFeedbackBuffers 4\n"
"MaxTransformFeedbackInterleavedComponents 64\n" "MaxTransformFeedbackInterleavedComponents 64\n"
"MaxCullDistances 8\n"
"MaxCombinedClipAndCullDistances 8\n"
"nonInductiveForLoops 1\n" "nonInductiveForLoops 1\n"
"whileLoops 1\n" "whileLoops 1\n"
@ -401,6 +403,10 @@ void ProcessConfigFile()
Resources.maxTransformFeedbackBuffers = value; Resources.maxTransformFeedbackBuffers = value;
else if (strcmp(token, "MaxTransformFeedbackInterleavedComponents") == 0) else if (strcmp(token, "MaxTransformFeedbackInterleavedComponents") == 0)
Resources.maxTransformFeedbackInterleavedComponents = value; Resources.maxTransformFeedbackInterleavedComponents = value;
else if (strcmp(token, "MaxCullDistances") == 0)
Resources.maxCullDistances = value;
else if (strcmp(token, "MaxCombinedClipAndCullDistances") == 0)
Resources.maxCombinedClipAndCullDistances = value;
else if (strcmp(token, "nonInductiveForLoops") == 0) else if (strcmp(token, "nonInductiveForLoops") == 0)
Resources.limits.nonInductiveForLoops = (value != 0); Resources.limits.nonInductiveForLoops = (value != 0);

1
Test/450.comp Normal file
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@ -0,0 +1 @@
#version 450 core

3
Test/450.frag
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@ -14,4 +14,7 @@ void main()
v3 = dFdyFine(in3); v3 = dFdyFine(in3);
float f = dFdx(in1) + dFdxFine(in1) + dFdxCoarse(in1); float f = dFdx(in1) + dFdxFine(in1) + dFdxCoarse(in1);
v4 = fwidthCoarse(in4) + fwidthFine(in4); v4 = fwidthCoarse(in4) + fwidthFine(in4);
float cull = gl_CullDistance[2];
float consts = gl_MaxCullDistances + gl_MaxCombinedClipAndCullDistances;
} }

14
Test/450.geom Normal file
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@ -0,0 +1,14 @@
#version 450 core
in gl_PerVertex {
float gl_CullDistance[3];
} gl_in[];
out gl_PerVertex {
float gl_CullDistance[3];
};
void main()
{
gl_CullDistance[2] = gl_in[1].gl_CullDistance[2];
}

14
Test/450.tesc Normal file
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@ -0,0 +1,14 @@
#version 450 core
in gl_PerVertex {
float gl_CullDistance[3];
} gl_in[gl_MaxPatchVertices];
out gl_PerVertex {
float gl_CullDistance[3];
} gl_out[];
void main()
{
gl_out[0].gl_CullDistance[2] = gl_in[1].gl_CullDistance[2];
}

14
Test/450.tese Normal file
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@ -0,0 +1,14 @@
#version 450 core
in gl_PerVertex {
float gl_CullDistance[3];
} gl_in[gl_MaxPatchVertices];
out gl_PerVertex {
float gl_CullDistance[3];
};
void main()
{
gl_CullDistance[2] = gl_in[1].gl_CullDistance[2];
}

10
Test/450.vert Normal file
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@ -0,0 +1,10 @@
#version 450 core
out gl_PerVertex {
float gl_CullDistance[3];
};
void main()
{
gl_CullDistance[2] = 4.5;
}

18
Test/baseResults/450.comp.out Normal file
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@ -0,0 +1,18 @@
450.comp
Warning, version 450 is not yet complete; most version-specific features are present, but some are missing.
Shader version: 450
local_size = (1, 1, 1)
0:? Sequence
0:? Linker Objects
Linked compute stage:
ERROR: Linking compute stage: Missing entry point: Each stage requires one "void main()" entry point
Shader version: 450
local_size = (1, 1, 1)
0:? Sequence
0:? Linker Objects

26
Test/baseResults/450.frag.out
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@ -47,11 +47,24 @@ Shader version: 450
0:16 'in4' (smooth in 4-component vector of float) 0:16 'in4' (smooth in 4-component vector of float)
0:16 fwidthFine (4-component vector of float) 0:16 fwidthFine (4-component vector of float)
0:16 'in4' (smooth in 4-component vector of float) 0:16 'in4' (smooth in 4-component vector of float)
0:18 Sequence
0:18 move second child to first child (float)
0:18 'cull' (float)
0:18 direct index (smooth float)
0:18 'gl_CullDistance' (smooth in implicitly-sized array of float)
0:18 Constant:
0:18 2 (const int)
0:19 Sequence
0:19 move second child to first child (float)
0:19 'consts' (float)
0:19 Constant:
0:19 16.000000
0:? Linker Objects 0:? Linker Objects
0:? 'in1' (smooth in float) 0:? 'in1' (smooth in float)
0:? 'in2' (smooth in 2-component vector of float) 0:? 'in2' (smooth in 2-component vector of float)
0:? 'in3' (smooth in 3-component vector of float) 0:? 'in3' (smooth in 3-component vector of float)
0:? 'in4' (smooth in 4-component vector of float) 0:? 'in4' (smooth in 4-component vector of float)
0:? 'gl_CullDistance' (smooth in implicitly-sized array of float)
Linked fragment stage: Linked fragment stage:
@ -103,9 +116,22 @@ Shader version: 450
0:16 'in4' (smooth in 4-component vector of float) 0:16 'in4' (smooth in 4-component vector of float)
0:16 fwidthFine (4-component vector of float) 0:16 fwidthFine (4-component vector of float)
0:16 'in4' (smooth in 4-component vector of float) 0:16 'in4' (smooth in 4-component vector of float)
0:18 Sequence
0:18 move second child to first child (float)
0:18 'cull' (float)
0:18 direct index (smooth float)
0:18 'gl_CullDistance' (smooth in 3-element array of float)
0:18 Constant:
0:18 2 (const int)
0:19 Sequence
0:19 move second child to first child (float)
0:19 'consts' (float)
0:19 Constant:
0:19 16.000000
0:? Linker Objects 0:? Linker Objects
0:? 'in1' (smooth in float) 0:? 'in1' (smooth in float)
0:? 'in2' (smooth in 2-component vector of float) 0:? 'in2' (smooth in 2-component vector of float)
0:? 'in3' (smooth in 3-component vector of float) 0:? 'in3' (smooth in 3-component vector of float)
0:? 'in4' (smooth in 4-component vector of float) 0:? 'in4' (smooth in 4-component vector of float)
0:? 'gl_CullDistance' (smooth in 3-element array of float)

72
Test/baseResults/450.geom.out Normal file
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@ -0,0 +1,72 @@
450.geom
Warning, version 450 is not yet complete; most version-specific features are present, but some are missing.
Shader version: 450
invocations = 0
max_vertices = 0
input primitive = none
output primitive = none
0:? Sequence
0:11 Function Definition: main( (void)
0:11 Function Parameters:
0:13 Sequence
0:13 move second child to first child (float)
0:13 direct index (layout(stream=0 ) float)
0:13 gl_CullDistance: direct index for structure (layout(stream=0 ) out implicitly-sized array of float)
0:13 'anon@0' (layout(stream=0 ) out block{layout(stream=0 ) out implicitly-sized array of float gl_CullDistance})
0:13 Constant:
0:13 3 (const uint)
0:13 Constant:
0:13 2 (const int)
0:13 direct index (float)
0:13 gl_CullDistance: direct index for structure (in implicitly-sized array of float)
0:13 direct index (block{in implicitly-sized array of float gl_CullDistance})
0:13 'gl_in' (in implicitly-sized array of block{in implicitly-sized array of float gl_CullDistance})
0:13 Constant:
0:13 1 (const int)
0:13 Constant:
0:13 0 (const int)
0:13 Constant:
0:13 2 (const int)
0:? Linker Objects
0:? 'gl_in' (in implicitly-sized array of block{in implicitly-sized array of float gl_CullDistance})
0:? 'anon@0' (layout(stream=0 ) out block{layout(stream=0 ) out implicitly-sized array of float gl_CullDistance})
Linked geometry stage:
ERROR: Linking geometry stage: At least one shader must specify an input layout primitive
ERROR: Linking geometry stage: At least one shader must specify an output layout primitive
ERROR: Linking geometry stage: At least one shader must specify a layout(max_vertices = value)
Shader version: 450
invocations = 0
max_vertices = 0
input primitive = none
output primitive = none
0:? Sequence
0:11 Function Definition: main( (void)
0:11 Function Parameters:
0:13 Sequence
0:13 move second child to first child (float)
0:13 direct index (layout(stream=0 ) float)
0:13 gl_CullDistance: direct index for structure (layout(stream=0 ) out 3-element array of float)
0:13 'anon@0' (layout(stream=0 ) out block{layout(stream=0 ) out 3-element array of float gl_CullDistance})
0:13 Constant:
0:13 3 (const uint)
0:13 Constant:
0:13 2 (const int)
0:13 direct index (float)
0:13 gl_CullDistance: direct index for structure (in 1-element array of float)
0:13 direct index (block{in 1-element array of float gl_CullDistance})
0:13 'gl_in' (in 2-element array of block{in 1-element array of float gl_CullDistance})
0:13 Constant:
0:13 1 (const int)
0:13 Constant:
0:13 0 (const int)
0:13 Constant:
0:13 2 (const int)
0:? Linker Objects
0:? 'gl_in' (in 2-element array of block{in 1-element array of float gl_CullDistance})
0:? 'anon@0' (layout(stream=0 ) out block{layout(stream=0 ) out 3-element array of float gl_CullDistance})

70
Test/baseResults/450.tesc.out Normal file
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@ -0,0 +1,70 @@
450.tesc
Warning, version 450 is not yet complete; most version-specific features are present, but some are missing.
Shader version: 450
vertices = 0
0:? Sequence
0:11 Function Definition: main( (void)
0:11 Function Parameters:
0:13 Sequence
0:13 move second child to first child (float)
0:13 direct index (float)
0:13 gl_CullDistance: direct index for structure (out implicitly-sized array of float)
0:13 direct index (block{out implicitly-sized array of float gl_CullDistance})
0:13 'gl_out' (out implicitly-sized array of block{out implicitly-sized array of float gl_CullDistance})
0:13 Constant:
0:13 0 (const int)
0:13 Constant:
0:13 0 (const int)
0:13 Constant:
0:13 2 (const int)
0:13 direct index (float)
0:13 gl_CullDistance: direct index for structure (in implicitly-sized array of float)
0:13 direct index (block{in implicitly-sized array of float gl_CullDistance})
0:13 'gl_in' (in 32-element array of block{in implicitly-sized array of float gl_CullDistance})
0:13 Constant:
0:13 1 (const int)
0:13 Constant:
0:13 0 (const int)
0:13 Constant:
0:13 2 (const int)
0:? Linker Objects
0:? 'gl_in' (in 32-element array of block{in implicitly-sized array of float gl_CullDistance})
0:? 'gl_out' (out implicitly-sized array of block{out implicitly-sized array of float gl_CullDistance})
Linked tessellation control stage:
ERROR: Linking tessellation control stage: At least one shader must specify an output layout(vertices=...)
Shader version: 450
vertices = 0
0:? Sequence
0:11 Function Definition: main( (void)
0:11 Function Parameters:
0:13 Sequence
0:13 move second child to first child (float)
0:13 direct index (float)
0:13 gl_CullDistance: direct index for structure (out 1-element array of float)
0:13 direct index (block{out 1-element array of float gl_CullDistance})
0:13 'gl_out' (out 1-element array of block{out 1-element array of float gl_CullDistance})
0:13 Constant:
0:13 0 (const int)
0:13 Constant:
0:13 0 (const int)
0:13 Constant:
0:13 2 (const int)
0:13 direct index (float)
0:13 gl_CullDistance: direct index for structure (in 1-element array of float)
0:13 direct index (block{in 1-element array of float gl_CullDistance})
0:13 'gl_in' (in 32-element array of block{in 1-element array of float gl_CullDistance})
0:13 Constant:
0:13 1 (const int)
0:13 Constant:
0:13 0 (const int)
0:13 Constant:
0:13 2 (const int)
0:? Linker Objects
0:? 'gl_in' (in 32-element array of block{in 1-element array of float gl_CullDistance})
0:? 'gl_out' (out 1-element array of block{out 1-element array of float gl_CullDistance})

68
Test/baseResults/450.tese.out Normal file
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@ -0,0 +1,68 @@
450.tese
Warning, version 450 is not yet complete; most version-specific features are present, but some are missing.
Shader version: 450
input primitive = none
vertex spacing = none
triangle order = none
0:? Sequence
0:11 Function Definition: main( (void)
0:11 Function Parameters:
0:13 Sequence
0:13 move second child to first child (float)
0:13 direct index (float)
0:13 gl_CullDistance: direct index for structure (out implicitly-sized array of float)
0:13 'anon@0' (out block{out implicitly-sized array of float gl_CullDistance})
0:13 Constant:
0:13 3 (const uint)
0:13 Constant:
0:13 2 (const int)
0:13 direct index (float)
0:13 gl_CullDistance: direct index for structure (in implicitly-sized array of float)
0:13 direct index (block{in implicitly-sized array of float gl_CullDistance})
0:13 'gl_in' (in 32-element array of block{in implicitly-sized array of float gl_CullDistance})
0:13 Constant:
0:13 1 (const int)
0:13 Constant:
0:13 0 (const int)
0:13 Constant:
0:13 2 (const int)
0:? Linker Objects
0:? 'gl_in' (in 32-element array of block{in implicitly-sized array of float gl_CullDistance})
0:? 'anon@0' (out block{out implicitly-sized array of float gl_CullDistance})
Linked tessellation evaluation stage:
ERROR: Linking tessellation evaluation stage: At least one shader must specify an input layout primitive
Shader version: 450
input primitive = none
vertex spacing = equal_spacing
triangle order = ccw
0:? Sequence
0:11 Function Definition: main( (void)
0:11 Function Parameters:
0:13 Sequence
0:13 move second child to first child (float)
0:13 direct index (float)
0:13 gl_CullDistance: direct index for structure (out 3-element array of float)
0:13 'anon@0' (out block{out 3-element array of float gl_CullDistance})
0:13 Constant:
0:13 3 (const uint)
0:13 Constant:
0:13 2 (const int)
0:13 direct index (float)
0:13 gl_CullDistance: direct index for structure (in 1-element array of float)
0:13 direct index (block{in 1-element array of float gl_CullDistance})
0:13 'gl_in' (in 32-element array of block{in 1-element array of float gl_CullDistance})
0:13 Constant:
0:13 1 (const int)
0:13 Constant:
0:13 0 (const int)
0:13 Constant:
0:13 2 (const int)
0:? Linker Objects
0:? 'gl_in' (in 32-element array of block{in 1-element array of float gl_CullDistance})
0:? 'anon@0' (out block{out 3-element array of float gl_CullDistance})

47
Test/baseResults/450.vert.out Normal file
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@ -0,0 +1,47 @@
450.vert
Warning, version 450 is not yet complete; most version-specific features are present, but some are missing.
Shader version: 450
0:? Sequence
0:7 Function Definition: main( (void)
0:7 Function Parameters:
0:9 Sequence
0:9 move second child to first child (float)
0:9 direct index (float)
0:9 gl_CullDistance: direct index for structure (out implicitly-sized array of float)
0:9 'anon@0' (out block{out implicitly-sized array of float gl_CullDistance})
0:9 Constant:
0:9 10 (const uint)
0:9 Constant:
0:9 2 (const int)
0:9 Constant:
0:9 4.500000
0:? Linker Objects
0:? 'anon@0' (out block{out implicitly-sized array of float gl_CullDistance})
0:? 'gl_VertexID' (gl_VertexId int)
0:? 'gl_InstanceID' (gl_InstanceId int)
Linked vertex stage:
Shader version: 450
0:? Sequence
0:7 Function Definition: main( (void)
0:7 Function Parameters:
0:9 Sequence
0:9 move second child to first child (float)
0:9 direct index (float)
0:9 gl_CullDistance: direct index for structure (out 3-element array of float)
0:9 'anon@0' (out block{out 3-element array of float gl_CullDistance})
0:9 Constant:
0:9 10 (const uint)
0:9 Constant:
0:9 2 (const int)
0:9 Constant:
0:9 4.500000
0:? Linker Objects
0:? 'anon@0' (out block{out 3-element array of float gl_CullDistance})
0:? 'gl_VertexID' (gl_VertexId int)
0:? 'gl_InstanceID' (gl_InstanceId int)

2
Test/baseResults/test.conf
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@ -78,6 +78,8 @@ MaxCombinedAtomicCounterBuffers 1
MaxAtomicCounterBufferSize 16384 MaxAtomicCounterBufferSize 16384
MaxTransformFeedbackBuffers 4 MaxTransformFeedbackBuffers 4
MaxTransformFeedbackInterleavedComponents 64 MaxTransformFeedbackInterleavedComponents 64
MaxCullDistances 8
MaxCombinedClipAndCullDistances 8
nonInductiveForLoops 1 nonInductiveForLoops 1
whileLoops 1 whileLoops 1
doWhileLoops 1 doWhileLoops 1

5
Test/testlist
View File

@ -71,7 +71,12 @@ numeral.frag
430.comp 430.comp
440.vert 440.vert
440.frag 440.frag
450.vert
450.geom
450.tesc
450.tese
450.frag 450.frag
450.comp
dce.frag dce.frag
atomic_uint.frag atomic_uint.frag
../../LunarGLASS/test/aggOps.frag ../../LunarGLASS/test/aggOps.frag

2
glslang/Include/ResourceLimits.h
View File

@ -130,6 +130,8 @@ struct TBuiltInResource {
int maxAtomicCounterBufferSize; int maxAtomicCounterBufferSize;
int maxTransformFeedbackBuffers; int maxTransformFeedbackBuffers;
int maxTransformFeedbackInterleavedComponents; int maxTransformFeedbackInterleavedComponents;
int maxCullDistances;
int maxCombinedClipAndCullDistances;
TLimits limits; TLimits limits;
}; };

35
glslang/MachineIndependent/Initialize.cpp
View File

@ -1221,7 +1221,7 @@ void TBuiltIns::initialize(int version, EProfile profile)
"vec4 gl_Position;" // needs qualifier fixed later "vec4 gl_Position;" // needs qualifier fixed later
"float gl_PointSize;" // needs qualifier fixed later "float gl_PointSize;" // needs qualifier fixed later
"float gl_ClipDistance[];" "float gl_ClipDistance[];"
); );
if (IncludeLegacy(version, profile)) if (IncludeLegacy(version, profile))
stageBuiltins[EShLangVertex].append( stageBuiltins[EShLangVertex].append(
"vec4 gl_ClipVertex;" // needs qualifier fixed later "vec4 gl_ClipVertex;" // needs qualifier fixed later
@ -1232,6 +1232,10 @@ void TBuiltIns::initialize(int version, EProfile profile)
"vec4 gl_TexCoord[];" "vec4 gl_TexCoord[];"
"float gl_FogFragCoord;" "float gl_FogFragCoord;"
); );
if (version >= 450)
stageBuiltins[EShLangVertex].append(
"float gl_CullDistance[];"
);
stageBuiltins[EShLangVertex].append( stageBuiltins[EShLangVertex].append(
"};" "};"
"\n"); "\n");
@ -1285,6 +1289,10 @@ void TBuiltIns::initialize(int version, EProfile profile)
"vec4 gl_TexCoord[];" "vec4 gl_TexCoord[];"
"float gl_FogFragCoord;" "float gl_FogFragCoord;"
); );
if (version >= 450)
stageBuiltins[EShLangGeometry].append(
"float gl_CullDistance[];"
);
stageBuiltins[EShLangGeometry].append( stageBuiltins[EShLangGeometry].append(
"} gl_in[];" "} gl_in[];"
@ -1304,6 +1312,10 @@ void TBuiltIns::initialize(int version, EProfile profile)
"vec4 gl_TexCoord[];" "vec4 gl_TexCoord[];"
"float gl_FogFragCoord;" "float gl_FogFragCoord;"
); );
if (version >= 450)
stageBuiltins[EShLangGeometry].append(
"float gl_CullDistance[];"
);
stageBuiltins[EShLangGeometry].append( stageBuiltins[EShLangGeometry].append(
"};" "};"
@ -1356,6 +1368,10 @@ void TBuiltIns::initialize(int version, EProfile profile)
"vec4 gl_TexCoord[];" "vec4 gl_TexCoord[];"
"float gl_FogFragCoord;" "float gl_FogFragCoord;"
); );
if (version >= 450)
stageBuiltins[EShLangTessControl].append(
"float gl_CullDistance[];"
);
stageBuiltins[EShLangTessControl].append( stageBuiltins[EShLangTessControl].append(
"} gl_out[];" "} gl_out[];"
@ -1397,6 +1413,10 @@ void TBuiltIns::initialize(int version, EProfile profile)
"vec4 gl_TexCoord[];" "vec4 gl_TexCoord[];"
"float gl_FogFragCoord;" "float gl_FogFragCoord;"
); );
if (version >= 450)
stageBuiltins[EShLangTessEvaluation].append(
"float gl_CullDistance[];"
);
stageBuiltins[EShLangTessEvaluation].append( stageBuiltins[EShLangTessEvaluation].append(
"};" "};"
"\n"); "\n");
@ -1477,6 +1497,7 @@ void TBuiltIns::initialize(int version, EProfile profile)
if (version >= 450) if (version >= 450)
stageBuiltins[EShLangFragment].append( stageBuiltins[EShLangFragment].append(
"in float gl_CullDistance[];"
"bool gl_HelperInvocation;" // needs qualifier fixed later "bool gl_HelperInvocation;" // needs qualifier fixed later
); );
} else { } else {
@ -2200,6 +2221,10 @@ void TBuiltIns::initialize(const TBuiltInResource &resources, int version, EProf
"vec4 gl_TexCoord[];" "vec4 gl_TexCoord[];"
"float gl_FogFragCoord;" "float gl_FogFragCoord;"
); );
if (profile != EEsProfile && version >= 450)
s.append(
"float gl_CullDistance[];"
);
s.append( s.append(
"} gl_in[gl_MaxPatchVertices];" "} gl_in[gl_MaxPatchVertices];"
"\n"); "\n");
@ -2301,6 +2326,14 @@ void TBuiltIns::initialize(const TBuiltInResource &resources, int version, EProf
s.append(builtInConstant); s.append(builtInConstant);
} }
// GL_ARB_cull_distance
if (profile != EEsProfile && version >= 450) {
snprintf(builtInConstant, maxSize, "const int gl_MaxCullDistances = %d;", resources.maxCullDistances);
s.append(builtInConstant);
snprintf(builtInConstant, maxSize, "const int gl_MaxCombinedClipAndCullDistances = %d;", resources.maxCombinedClipAndCullDistances);
s.append(builtInConstant);
}
s.append("\n"); s.append("\n");
} }

1
glslang/MachineIndependent/ParseHelper.cpp
View File

@ -2559,6 +2559,7 @@ TSymbol* TParseContext::redeclareBuiltinVariable(TSourceLoc loc, const TString&
// //
// Either redeclare the requested block, or give an error message why it can't be done. // Either redeclare the requested block, or give an error message why it can't be done.
// //
// TODO: functionality: explicitly sizing members of redeclared blocks is not giving them an explicit size
void TParseContext::redeclareBuiltinBlock(TSourceLoc loc, TTypeList& newTypeList, const TString& blockName, const TString* instanceName, TArraySizes* arraySizes) void TParseContext::redeclareBuiltinBlock(TSourceLoc loc, TTypeList& newTypeList, const TString& blockName, const TString* instanceName, TArraySizes* arraySizes)
{ {
const char* feature = "built-in block redeclaration"; const char* feature = "built-in block redeclaration";

8
glslang/MachineIndependent/Versions.cpp
View File

@ -169,6 +169,7 @@ void TParseContext::initializeExtensionBehavior()
extensionBehavior[GL_ARB_shader_image_load_store] = EBhDisable; extensionBehavior[GL_ARB_shader_image_load_store] = EBhDisable;
extensionBehavior[GL_ARB_shader_atomic_counters] = EBhDisable; extensionBehavior[GL_ARB_shader_atomic_counters] = EBhDisable;
extensionBehavior[GL_ARB_derivative_control] = EBhDisable; extensionBehavior[GL_ARB_derivative_control] = EBhDisable;
// extensionBehavior[GL_ARB_cull_distance] = EBhDisable; // present for 4.5, but need extension control over block members
} }
// Get code that is not part of a shared symbol table, is specific to this shader, // Get code that is not part of a shared symbol table, is specific to this shader,
@ -184,7 +185,8 @@ const char* TParseContext::getPreamble()
"#define GL_OES_standard_derivatives 1\n" "#define GL_OES_standard_derivatives 1\n"
"#define GL_EXT_frag_depth 1\n" "#define GL_EXT_frag_depth 1\n"
"#define GL_OES_EGL_image_external 1\n" "#define GL_OES_EGL_image_external 1\n"
"#define GL_EXT_shader_texture_lod 1\n"; "#define GL_EXT_shader_texture_lod 1\n"
;
} else { } else {
return return
"#define GL_ES 1\n" "#define GL_ES 1\n"
@ -192,7 +194,8 @@ const char* TParseContext::getPreamble()
"#define GL_OES_standard_derivatives 1\n" "#define GL_OES_standard_derivatives 1\n"
"#define GL_EXT_frag_depth 1\n" "#define GL_EXT_frag_depth 1\n"
"#define GL_OES_EGL_image_external 1\n" "#define GL_OES_EGL_image_external 1\n"
"#define GL_EXT_shader_texture_lod 1\n"; "#define GL_EXT_shader_texture_lod 1\n"
;
} }
} else { } else {
return return
@ -210,6 +213,7 @@ const char* TParseContext::getPreamble()
"#define GL_ARB_shader_image_load_store 1\n" "#define GL_ARB_shader_image_load_store 1\n"
"#define GL_ARB_shader_atomic_counters 1\n" "#define GL_ARB_shader_atomic_counters 1\n"
"#define GL_ARB_derivative_control 1\n" "#define GL_ARB_derivative_control 1\n"
// "#define GL_ARB_cull_distance 1\n" // present for 4.5, but need extension control over block members
; ;
} }
} }

1
glslang/MachineIndependent/Versions.h
View File

@ -93,6 +93,7 @@ const char* const GL_ARB_explicit_attrib_location = "GL_ARB_explicit_attrib_loca
const char* const GL_ARB_shader_image_load_store = "GL_ARB_shader_image_load_store"; const char* const GL_ARB_shader_image_load_store = "GL_ARB_shader_image_load_store";
const char* const GL_ARB_shader_atomic_counters = "GL_ARB_shader_atomic_counters"; const char* const GL_ARB_shader_atomic_counters = "GL_ARB_shader_atomic_counters";
const char* const GL_ARB_derivative_control = "GL_ARB_derivative_control"; const char* const GL_ARB_derivative_control = "GL_ARB_derivative_control";
//const char* const GL_ARB_cull_distance = "GL_ARB_cull_distance"; // present for 4.5, but need extension control over block members
} // end namespace glslang } // end namespace glslang