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Reflect pipeline outputs as well as inputs, optionally from other stages

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* We add an option to reflect inputs from other stages than vertex, if only a
  later subset of the stages is linked into the program.
This commit is contained in:
baldurk 2019-01-29 16:04:44 +00:00
parent edf8212ab8
commit 0af5e3e346
17 changed files with 149 additions and 32 deletions
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31
glslang/MachineIndependent/reflection.h
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@ -55,7 +55,8 @@ class TReflectionTraverser;
// The full reflection database
class TReflection {
public:
TReflection(EShReflectionOptions opts) : options(opts), badReflection(TObjectReflection::badReflection())
TReflection(EShReflectionOptions opts, EShLanguage first, EShLanguage last)
: options(opts), firstStage(first), lastStage(last), badReflection(TObjectReflection::badReflection())
{
for (int dim=0; dim<3; ++dim)
localSize[dim] = 0;
@ -86,17 +87,27 @@ public:
return badReflection;
}
// for mapping an attribute index to the attribute's description
int getNumAttributes() { return (int)indexToAttribute.size(); }
const TObjectReflection& getAttribute(int i) const
// for mapping an pipeline input index to the input's description
int getNumPipeInputs() { return (int)indexToPipeInput.size(); }
const TObjectReflection& getPipeInput(int i) const
{
if (i >= 0 && i < (int)indexToAttribute.size())
return indexToAttribute[i];
if (i >= 0 && i < (int)indexToPipeInput.size())
return indexToPipeInput[i];
else
return badReflection;
}
// for mapping any name to its index (block names, uniform names and attribute names)
// for mapping an pipeline output index to the output's description
int getNumPipeOutputs() { return (int)indexToPipeOutput.size(); }
const TObjectReflection& getPipeOutput(int i) const
{
if (i >= 0 && i < (int)indexToPipeOutput.size())
return indexToPipeOutput[i];
else
return badReflection;
}
// for mapping any name to its index (block names, uniform names and input/output names)
int getIndex(const char* name) const
{
TNameToIndex::const_iterator it = nameToIndex.find(name);
@ -127,11 +138,15 @@ protected:
EShReflectionOptions options;
EShLanguage firstStage;
EShLanguage lastStage;
TObjectReflection badReflection; // return for queries of -1 or generally out of range; has expected descriptions with in it for this
TNameToIndex nameToIndex; // maps names to indexes; can hold all types of data: uniform/buffer and which function names have been processed
TMapIndexToReflection indexToUniform;
TMapIndexToReflection indexToUniformBlock;
TMapIndexToReflection indexToAttribute;
TMapIndexToReflection indexToPipeInput;
TMapIndexToReflection indexToPipeOutput;
unsigned int localSize[3];
};