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Finish compile-time constant folding for multi-argument built-ins: distance(), dot(), cross(), faceforward(), reflect(), refract(), and outerProduct().

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git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@24272 e7fa87d3-cd2b-0410-9028-fcbf551c1848
This commit is contained in:
John Kessenich 2013-12-03 01:18:06 +00:00
parent 0bd3ab69e2
commit a4ca22ff1d
3 changed files with 95 additions and 9 deletions
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11
glslang/Include/ConstantUnion.h
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@ -463,6 +463,17 @@ public:
}
bool operator!=(const TConstUnionArray& rhs) const { return ! operator==(rhs); }
double dot(const TConstUnionArray& rhs)
{
assert(rhs.unionArray->size() == unionArray->size());
double sum = 0.0;
for (size_t comp = 0; comp < unionArray->size(); ++comp)
sum += (*this)[comp].getDConst() * rhs[comp].getDConst();
return sum;
}
bool empty() const { return unionArray == 0; }
protected: