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Semantics: 'invocations' defaults to 1, not 0.

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'invocations' was using 0 as the "shader never set" flag and as the
default. Formalize this and explicit set to 1 and link time.
This commit is contained in:
John Kessenich 2015-12-13 10:59:17 -07:00
parent 04bb8a01d6
commit 61d9fb9048
13 changed files with 34 additions and 26 deletions
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6
glslang/Include/Types.h
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@ -775,7 +775,7 @@ struct TShaderQualifiers {
TLayoutGeometry geometry; // geometry/tessellation shader in/out primitives
bool pixelCenterInteger; // fragment shader
bool originUpperLeft; // fragment shader
int invocations; // 0 means no declaration
int invocations;
int vertices; // both for tessellation "vertices" and geometry "max_vertices"
TVertexSpacing spacing;
TVertexOrder order;
@ -790,7 +790,7 @@ struct TShaderQualifiers {
geometry = ElgNone;
originUpperLeft = false;
pixelCenterInteger = false;
invocations = 0; // 0 means no declaration
invocations = TQualifier::layoutNotSet;
vertices = TQualifier::layoutNotSet;
spacing = EvsNone;
order = EvoNone;
@ -813,7 +813,7 @@ struct TShaderQualifiers {
pixelCenterInteger = src.pixelCenterInteger;
if (src.originUpperLeft)
originUpperLeft = src.originUpperLeft;
if (src.invocations != 0)
if (src.invocations != TQualifier::layoutNotSet)
invocations = src.invocations;
if (src.vertices != TQualifier::layoutNotSet)
vertices = src.vertices;

4
glslang/Include/revision.h
View file

@ -2,5 +2,5 @@
// For the version, it uses the latest git tag followed by the number of commits.
// For the date, it uses the current date (when then script is run).
#define GLSLANG_REVISION "SPIRV99.841"
#define GLSLANG_DATE "12-Dec-2015"
#define GLSLANG_REVISION "SPIRV99.842"
#define GLSLANG_DATE "13-Dec-2015"