void TranslatorHLSL::translate(TIntermNode *root)
{
TParseContext& parseContext = *GetGlobalParseContext();
sh::OutputHLSL outputHLSL(parseContext);
outputHLSL.output();
}
void TranslatorHLSL::translate(TIntermNode *root)
{
TParseContext& parseContext = *GetGlobalParseContext();
sh::OutputHLSL outputHLSL(parseContext, getResources(), mOutputType);
outputHLSL.output();
mActiveUniforms = outputHLSL.getUniforms();
}
bool TranslatorHLSL::compile(TIntermNode *root)
{
TParseContext& parseContext = *GetGlobalParseContext();
sh::OutputHLSL outputHLSL(parseContext);
outputHLSL.output();
return true;
}
void TranslatorHLSL::translate(TIntermNode *root)
{
TParseContext& parseContext = *GetGlobalParseContext();
sh::OutputHLSL outputHLSL(parseContext, getResources(), getOutputType());
outputHLSL.output();
mActiveUniforms = outputHLSL.getUniforms();
mActiveInterfaceBlocks = outputHLSL.getInterfaceBlocks();
mActiveOutputVariables = outputHLSL.getOutputVariables();
mActiveAttributes = outputHLSL.getAttributes();
mActiveVaryings = outputHLSL.getVaryings();
}
void TranslatorHLSL::translate(TIntermNode *root, int compileOptions)
{
const ShBuiltInResources &resources = getResources();
int numRenderTargets = resources.EXT_draw_buffers ? resources.MaxDrawBuffers : 1;
sh::OutputHLSL outputHLSL(getShaderType(), getShaderVersion(), getExtensionBehavior(),
getSourcePath(), getOutputType(), numRenderTargets, getUniforms(), compileOptions);
outputHLSL.output(root, getInfoSink().obj);
mInterfaceBlockRegisterMap = outputHLSL.getInterfaceBlockRegisterMap();
mUniformRegisterMap = outputHLSL.getUniformRegisterMap();
}
void TranslatorHLSL::translate(TIntermNode *root, int compileOptions)
{
const ShBuiltInResources &resources = getResources();
int numRenderTargets = resources.EXT_draw_buffers ? resources.MaxDrawBuffers : 1;
sh::AddDefaultReturnStatements(root);
SeparateDeclarations(root);
// TODO (oetuaho): Sequence operators should also be split in case there is dynamic indexing of
// a vector or matrix as an l-value inside (RemoveDynamicIndexing transformation step generates
// statements in this case).
SplitSequenceOperator(root,
IntermNodePatternMatcher::kExpressionReturningArray |
IntermNodePatternMatcher::kUnfoldedShortCircuitExpression |
IntermNodePatternMatcher::kDynamicIndexingOfVectorOrMatrixInLValue,
getTemporaryIndex(), getSymbolTable(), getShaderVersion());
// Note that SeparateDeclarations needs to be run before UnfoldShortCircuitToIf.
UnfoldShortCircuitToIf(root, getTemporaryIndex());
SeparateExpressionsReturningArrays(root, getTemporaryIndex());
// Note that SeparateDeclarations needs to be run before SeparateArrayInitialization.
SeparateArrayInitialization(root);
// HLSL doesn't support arrays as return values, we'll need to make functions that have an array
// as a return value to use an out parameter to transfer the array data instead.
ArrayReturnValueToOutParameter(root, getTemporaryIndex());
if (!shouldRunLoopAndIndexingValidation(compileOptions))
{
// HLSL doesn't support dynamic indexing of vectors and matrices.
RemoveDynamicIndexing(root, getTemporaryIndex(), getSymbolTable(), getShaderVersion());
}
// Work around D3D9 bug that would manifest in vertex shaders with selection blocks which
// use a vertex attribute as a condition, and some related computation in the else block.
if (getOutputType() == SH_HLSL_3_0_OUTPUT && getShaderType() == GL_VERTEX_SHADER)
{
sh::RewriteElseBlocks(root, getTemporaryIndex());
}
bool precisionEmulation =
getResources().WEBGL_debug_shader_precision && getPragma().debugShaderPrecision;
if (precisionEmulation)
{
EmulatePrecision emulatePrecision(getSymbolTable(), getShaderVersion());
root->traverse(&emulatePrecision);
emulatePrecision.updateTree();
emulatePrecision.writeEmulationHelpers(getInfoSink().obj, getShaderVersion(),
getOutputType());
}
if ((compileOptions & SH_EXPAND_SELECT_HLSL_INTEGER_POW_EXPRESSIONS) != 0)
{
sh::ExpandIntegerPowExpressions(root, getTemporaryIndex());
}
sh::OutputHLSL outputHLSL(getShaderType(), getShaderVersion(), getExtensionBehavior(),
getSourcePath(), getOutputType(), numRenderTargets, getUniforms(), compileOptions);
outputHLSL.output(root, getInfoSink().obj);
mInterfaceBlockRegisterMap = outputHLSL.getInterfaceBlockRegisterMap();
mUniformRegisterMap = outputHLSL.getUniformRegisterMap();
}
