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SPV: Add modes for spacing, depth, depth replacing, winding, and point mode.

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This commit is contained in:
John Kessenich 2015-10-13 16:29:02 -06:00
parent f685df8c16
commit e690332c3c
7 changed files with 55 additions and 13 deletions
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2
glslang/Include/revision.h
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@ -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 "3.0.785"
#define GLSLANG_REVISION "3.0.786"
#define GLSLANG_DATE "13-Oct-2015"

1
glslang/MachineIndependent/ParseHelper.cpp
View file

@ -1921,6 +1921,7 @@ bool TParseContext::lValueErrorCheck(const TSourceLoc& loc, const char* op, TInt
message = "can't modify a readonly buffer";
break;
case EvqFragDepth:
intermediate.setDepthReplacing();
// "In addition, it is an error to statically write to gl_FragDepth in the fragment shader."
if (profile == EEsProfile && intermediate.getEarlyFragmentTests())
message = "can't modify gl_FragDepth if using early_fragment_tests";

5
glslang/MachineIndependent/localintermediate.h
View file

@ -127,7 +127,7 @@ public:
explicit TIntermediate(EShLanguage l, int v = 0, EProfile p = ENoProfile) : language(l), treeRoot(0), profile(p), version(v),
numMains(0), numErrors(0), recursive(false),
invocations(0), vertices(0), inputPrimitive(ElgNone), outputPrimitive(ElgNone), pixelCenterInteger(false), originUpperLeft(false),
vertexSpacing(EvsNone), vertexOrder(EvoNone), pointMode(false), earlyFragmentTests(false), depthLayout(EldNone), blendEquations(0), xfbMode(false)
vertexSpacing(EvsNone), vertexOrder(EvoNone), pointMode(false), earlyFragmentTests(false), depthLayout(EldNone), depthReplacing(false), blendEquations(0), xfbMode(false)
{
localSize[0] = 1;
localSize[1] = 1;
@ -276,6 +276,8 @@ public:
return true;
}
TLayoutDepth getDepth() const { return depthLayout; }
void setDepthReplacing() { depthReplacing = true; }
bool isDepthReplacing() const { return depthReplacing; }
void addBlendEquation(TBlendEquationShift b) { blendEquations |= (1 << b); }
unsigned int getBlendEquations() const { return blendEquations; }
@ -335,6 +337,7 @@ protected:
int localSize[3];
bool earlyFragmentTests;
TLayoutDepth depthLayout;
bool depthReplacing;
int blendEquations; // an 'or'ing of masks of shifts of TBlendEquationShift
bool xfbMode;