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For GL_NV_geometry_shader_passthrough extension, the Inferred output primitive for ElgTriangles should be ElgTriangleStrip.

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Also removed unnecessary relax for GL_NV_geometry_shader_passthrough in link validate
This commit is contained in:
Chao Chen 2018-10-04 18:39:27 -07:00
parent ca042a0ffb
commit 07ef0e4c84
3 changed files with 4 additions and 11 deletions
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1
Test/baseResults/spv.GeometryShaderPassthrough.geom.out
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@ -11,6 +11,7 @@ spv.GeometryShaderPassthrough.geom
EntryPoint Geometry 4 "main" 10 14
ExecutionMode 4 Triangles
ExecutionMode 4 Invocations 1
ExecutionMode 4 OutputTriangleStrip
ExecutionMode 4 OutputVertices 3
Source GLSL 450
SourceExtension "GL_NV_geometry_shader_passthrough"

2
glslang/MachineIndependent/ParseHelper.cpp
View File

@ -4487,7 +4487,7 @@ void TParseContext::finish()
switch (intermediate.getInputPrimitive()) {
case ElgPoints: intermediate.setOutputPrimitive(ElgPoints); break;
case ElgLines: intermediate.setOutputPrimitive(ElgLineStrip); break;
case ElgTriangles: intermediate.setOutputPrimitive(ElgTriangles); break;
case ElgTriangles: intermediate.setOutputPrimitive(ElgTriangleStrip); break;
default: break;
}
}

12
glslang/MachineIndependent/linkValidate.cpp
View File

@ -689,17 +689,9 @@ void TIntermediate::finalCheck(TInfoSink& infoSink, bool keepUncalled)
case EShLangGeometry:
if (inputPrimitive == ElgNone)
error(infoSink, "At least one shader must specify an input layout primitive");
if (outputPrimitive == ElgNone
#ifdef NV_EXTENSIONS
&& !getGeoPassthroughEXT()
#endif
)
if (outputPrimitive == ElgNone)
error(infoSink, "At least one shader must specify an output layout primitive");
if (vertices == TQualifier::layoutNotSet
#ifdef NV_EXTENSIONS
&& !getGeoPassthroughEXT()
#endif
)
if (vertices == TQualifier::layoutNotSet)
error(infoSink, "At least one shader must specify a layout(max_vertices = value)");
break;
case EShLangFragment: