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Move TObjectReflection into public interface to clean up reflection

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* Forwarding functions are left to preserve source compatibility with code using
  the old queries.
This commit is contained in:
baldurk 2019-01-29 15:30:48 +00:00
parent 9983f99e87
commit 1dc5dcf0a5
4 changed files with 177 additions and 82 deletions
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30
glslang/MachineIndependent/ShaderLang.cpp
View File

@ -1983,27 +1983,15 @@ bool TProgram::buildReflection()
return true;
}
int TProgram::getNumLiveUniformVariables() const { return reflection->getNumUniforms(); }
int TProgram::getNumLiveUniformBlocks() const { return reflection->getNumUniformBlocks(); }
const char* TProgram::getUniformName(int index) const { return reflection->getUniform(index).name.c_str(); }
const char* TProgram::getUniformBlockName(int index) const { return reflection->getUniformBlock(index).name.c_str(); }
int TProgram::getUniformBlockSize(int index) const { return reflection->getUniformBlock(index).size; }
int TProgram::getUniformIndex(const char* name) const { return reflection->getIndex(name); }
int TProgram::getUniformBinding(int index) const { return reflection->getUniform(index).getBinding(); }
EShLanguageMask TProgram::getUniformStages(int index) const { return reflection->getUniform(index).stages; }
int TProgram::getUniformBlockBinding(int index) const { return reflection->getUniformBlock(index).getBinding(); }
int TProgram::getUniformBlockIndex(int index) const { return reflection->getUniform(index).index; }
int TProgram::getUniformBlockCounterIndex(int index) const { return reflection->getUniformBlock(index).counterIndex; }
int TProgram::getUniformType(int index) const { return reflection->getUniform(index).glDefineType; }
int TProgram::getUniformBufferOffset(int index) const { return reflection->getUniform(index).offset; }
int TProgram::getUniformArraySize(int index) const { return reflection->getUniform(index).size; }
int TProgram::getNumLiveAttributes() const { return reflection->getNumAttributes(); }
const char* TProgram::getAttributeName(int index) const { return reflection->getAttribute(index).name.c_str(); }
int TProgram::getAttributeType(int index) const { return reflection->getAttribute(index).glDefineType; }
const TType* TProgram::getAttributeTType(int index) const { return reflection->getAttribute(index).getType(); }
const TType* TProgram::getUniformTType(int index) const { return reflection->getUniform(index).getType(); }
const TType* TProgram::getUniformBlockTType(int index) const { return reflection->getUniformBlock(index).getType(); }
unsigned TProgram::getLocalSize(int dim) const { return reflection->getLocalSize(dim); }
unsigned TProgram::getLocalSize(int dim) const { return reflection->getLocalSize(dim); }
int TProgram::getReflectionIndex(const char* name) const { return reflection->getIndex(name); }
int TProgram::getNumUniformVariables() const { return reflection->getNumUniforms(); }
const TObjectReflection& TProgram::getUniform(int index) const { return reflection->getUniform(index); }
int TProgram::getNumUniformBlocks() const { return reflection->getNumUniformBlocks(); }
const TObjectReflection& TProgram::getUniformBlock(int index) const { return reflection->getUniformBlock(index); }
int TProgram::getNumAttributes() const { return reflection->getNumAttributes(); }
const TObjectReflection& TProgram::getAttribute(int index) const { return reflection->getAttribute(index); }
void TProgram::dumpReflection() { reflection->dump(); }

29
glslang/MachineIndependent/reflection.cpp
View File

@ -832,6 +832,35 @@ void TReflectionTraverser::visitSymbol(TIntermSymbol* base)
addAttribute(*base);
}
//
// Implement TObjectReflection methods.
//
TObjectReflection::TObjectReflection(const std::string &pName, const TType &pType, int pOffset, int pGLDefineType,
int pSize, int pIndex)
: name(pName), offset(pOffset), glDefineType(pGLDefineType), size(pSize), index(pIndex), counterIndex(-1),
stages(EShLanguageMask(0)), type(pType.clone())
{
}
int TObjectReflection::getBinding() const
{
if (type == nullptr || !type->getQualifier().hasBinding())
return -1;
return type->getQualifier().layoutBinding;
}
void TObjectReflection::dump() const
{
printf("%s: offset %d, type %x, size %d, index %d, binding %d, stages %d", name.c_str(), offset, glDefineType, size,
index, getBinding(), stages);
if (counterIndex != -1)
printf(", counter %d", counterIndex);
printf("\n");
}
//
// Implement TReflection methods.
//

41
glslang/MachineIndependent/reflection.h
View File

@ -52,47 +52,6 @@ class TIntermediate;
class TIntermAggregate;
class TReflectionTraverser;
// Data needed for just a single object at the granularity exchanged by the reflection API
class TObjectReflection {
public:
TObjectReflection(const std::string& pName, const TType& pType, int pOffset, int pGLDefineType, int pSize, int pIndex) :
name(pName), offset(pOffset),
glDefineType(pGLDefineType), size(pSize), index(pIndex), counterIndex(-1), stages(EShLanguageMask(0)), type(pType.clone()) { }
const TType* getType() const { return type; }
int getBinding() const
{
if (type == nullptr || !type->getQualifier().hasBinding())
return -1;
return type->getQualifier().layoutBinding;
}
void dump() const
{
printf("%s: offset %d, type %x, size %d, index %d, binding %d, stages %d",
name.c_str(), offset, glDefineType, size, index, getBinding(), stages );
if (counterIndex != -1)
printf(", counter %d", counterIndex);
printf("\n");
}
static TObjectReflection badReflection() { return TObjectReflection(); }
std::string name;
int offset;
int glDefineType;
int size; // data size in bytes for a block, array size for a (non-block) object that's an array
int index;
int counterIndex;
EShLanguageMask stages;
protected:
TObjectReflection() :
offset(-1), glDefineType(-1), size(-1), index(-1), counterIndex(-1), stages(EShLanguageMask(0)), type(nullptr) { }
const TType* type;
};
// The full reflection database
class TReflection {
public:

159
glslang/Public/ShaderLang.h
View File

@ -599,6 +599,35 @@ private:
TShader& operator=(TShader&);
};
//
// A reflection database and its interface, consistent with the OpenGL API reflection queries.
//
// Data needed for just a single object at the granularity exchanged by the reflection API
class TObjectReflection {
public:
TObjectReflection(const std::string& pName, const TType& pType, int pOffset, int pGLDefineType, int pSize, int pIndex);
const TType* getType() const { return type; }
int getBinding() const;
void dump() const;
static TObjectReflection badReflection() { return TObjectReflection(); }
std::string name;
int offset;
int glDefineType;
int size; // data size in bytes for a block, array size for a (non-block) object that's an array
int index;
int counterIndex;
EShLanguageMask stages;
protected:
TObjectReflection() :
offset(-1), glDefineType(-1), size(-1), index(-1), counterIndex(-1), stages(EShLanguageMask(0)), type(nullptr) { }
const TType* type;
};
class TReflection;
class TIoMapper;
@ -689,27 +718,117 @@ public:
// Reflection Interface
bool buildReflection(); // call first, to do liveness analysis, index mapping, etc.; returns false on failure
int getNumLiveUniformVariables() const; // can be used for glGetProgramiv(GL_ACTIVE_UNIFORMS)
int getNumLiveUniformBlocks() const; // can be used for glGetProgramiv(GL_ACTIVE_UNIFORM_BLOCKS)
const char* getUniformName(int index) const; // can be used for "name" part of glGetActiveUniform()
const char* getUniformBlockName(int blockIndex) const; // can be used for glGetActiveUniformBlockName()
int getUniformBlockSize(int blockIndex) const; // can be used for glGetActiveUniformBlockiv(UNIFORM_BLOCK_DATA_SIZE)
int getUniformIndex(const char* name) const; // can be used for glGetUniformIndices()
int getUniformBinding(int index) const; // returns the binding number
EShLanguageMask getUniformStages(int index) const; // returns Shaders Stages where a Uniform is present
int getUniformBlockBinding(int index) const; // returns the block binding number
int getUniformBlockIndex(int index) const; // can be used for glGetActiveUniformsiv(GL_UNIFORM_BLOCK_INDEX)
int getUniformBlockCounterIndex(int index) const; // returns block index of associated counter.
int getUniformType(int index) const; // can be used for glGetActiveUniformsiv(GL_UNIFORM_TYPE)
int getUniformBufferOffset(int index) const; // can be used for glGetActiveUniformsiv(GL_UNIFORM_OFFSET)
int getUniformArraySize(int index) const; // can be used for glGetActiveUniformsiv(GL_UNIFORM_SIZE)
int getNumLiveAttributes() const; // can be used for glGetProgramiv(GL_ACTIVE_ATTRIBUTES)
unsigned getLocalSize(int dim) const; // return dim'th local size
const char *getAttributeName(int index) const; // can be used for glGetActiveAttrib()
int getAttributeType(int index) const; // can be used for glGetActiveAttrib()
const TType* getUniformTType(int index) const; // returns a TType*
const TType* getUniformBlockTType(int index) const; // returns a TType*
const TType* getAttributeTType(int index) const; // returns a TType*
int getReflectionIndex(const char *name) const;
int getNumUniformVariables() const;
const TObjectReflection& getUniform(int index) const;
int getNumUniformBlocks() const;
const TObjectReflection& getUniformBlock(int index) const;
int getNumAttributes() const;
const TObjectReflection& getAttribute(int index) const;
// Legacy Reflection Interface - expressed in terms of above interface
int getNumLiveUniformVariables() const // can be used for glGetProgramiv(GL_ACTIVE_UNIFORMS)
{
return getNumUniformVariables();
}
int getNumLiveUniformBlocks() const // can be used for glGetProgramiv(GL_ACTIVE_UNIFORM_BLOCKS)
{
return getNumUniformBlocks();
}
int getNumLiveAttributes() const // can be used for glGetProgramiv(GL_ACTIVE_ATTRIBUTES)
{
return getNumAttributes();
}
int getUniformIndex(const char* name) const // can be used for glGetUniformIndices()
{
return getReflectionIndex(name);
}
const char* getUniformName(int index) const // can be used for "name" part of glGetActiveUniform()
{
return getUniform(index).name.c_str();
}
int getUniformBinding(int index) const // returns the binding number
{
return getUniform(index).getBinding();
}
EShLanguageMask getUniformStages(int index) const // returns Shaders Stages where a Uniform is present
{
return getUniform(index).stages;
}
int getUniformBlockIndex(int index) const // can be used for glGetActiveUniformsiv(GL_UNIFORM_BLOCK_INDEX)
{
return getUniform(index).index;
}
int getUniformType(int index) const // can be used for glGetActiveUniformsiv(GL_UNIFORM_TYPE)
{
return getUniform(index).glDefineType;
}
int getUniformBufferOffset(int index) const // can be used for glGetActiveUniformsiv(GL_UNIFORM_OFFSET)
{
return getUniform(index).offset;
}
int getUniformArraySize(int index) const // can be used for glGetActiveUniformsiv(GL_UNIFORM_SIZE)
{
return getUniform(index).size;
}
const TType* getUniformTType(int index) const // returns a TType*
{
return getUniform(index).getType();
}
const char* getUniformBlockName(int index) const // can be used for glGetActiveUniformBlockName()
{
return getUniformBlock(index).name.c_str();
}
int getUniformBlockSize(int index) const // can be used for glGetActiveUniformBlockiv(UNIFORM_BLOCK_DATA_SIZE)
{
return getUniformBlock(index).size;
}
int getUniformBlockBinding(int index) const // returns the block binding number
{
return getUniformBlock(index).getBinding();
}
int getUniformBlockCounterIndex(int index) const // returns block index of associated counter.
{
return getUniformBlock(index).counterIndex;
}
const TType* getUniformBlockTType(int index) const // returns a TType*
{
return getUniformBlock(index).getType();
}
const char* getAttributeName(int index) const // can be used for glGetActiveAttrib()
{
return getAttribute(index).name.c_str();
}
int getAttributeType(int index) const // can be used for glGetActiveAttrib()
{
return getAttribute(index).glDefineType;
}
const TType* getAttributeTType(int index) const // returns a TType*
{
return getAttribute(index).getType();
}
void dumpReflection();