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Add GL_OES_standard_derivatives. Also added extension infrastructure that allows built-in symbols to be tagged with extensions and automatically error checked against them.

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git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@24002 e7fa87d3-cd2b-0410-9028-fcbf551c1848
This commit is contained in:
John Kessenich 2013-11-11 20:31:45 +00:00
parent 115a0adc29
commit 06a37c3964
9 changed files with 150 additions and 13 deletions
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8
glslang/MachineIndependent/ParseHelper.cpp
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@ -385,6 +385,10 @@ TIntermTyped* TParseContext::handleVariable(TSourceLoc loc, TSymbol* symbol, TSt
{
TIntermTyped* node = 0;
// Error check for function requiring specific extensions present.
if (symbol && symbol->getNumExtensions())
requireExtensions(loc, symbol->getNumExtensions(), symbol->getExtensions(), symbol->getName().c_str());
const TAnonMember* anon = symbol ? symbol->getAsAnonMember() : 0;
if (anon) {
// it was a member of an anonymous container, have to insert its dereference
@ -903,6 +907,10 @@ TIntermTyped* TParseContext::handleFunctionCall(TSourceLoc loc, TFunction* fnCal
bool builtIn;
fnCandidate = findFunction(loc, *fnCall, builtIn);
if (fnCandidate) {
// Error check for function requiring specific extensions present.
if (builtIn && fnCandidate->getNumExtensions())
requireExtensions(loc, fnCandidate->getNumExtensions(), fnCandidate->getExtensions(), fnCandidate->getName().c_str());
//
// A declared function. But, it might still map to a built-in
// operation.