BeeEngine/glslang-zig
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Merge pull request #1156 from LoopDawg/snorm-uav

Browse source 
HLSL: Accept unorm and snorm on types
This commit is contained in:
John Kessenich 2017-11-15 15:30:59 -07:00 • committed by GitHub
commit ca4ef9f43b
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
4 changed files with 250 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

22
hlsl/hlslGrammar.cpp
View file

@ -1378,6 +1378,23 @@ bool HlslGrammar::acceptType(TType& type, TIntermNode*& nodeList)
}
}
bool isUnorm = false;
bool isSnorm = false;
// Accept snorm and unorm. Presently, this is ignored, save for an error check below.
switch (peek()) {
case EHTokUnorm:
isUnorm = true;
advanceToken(); // eat the token
break;
case EHTokSNorm:
isSnorm = true;
advanceToken(); // eat the token
break;
default:
break;
}
switch (peek()) {
case EHTokVector:
return acceptVectorTemplateType(type);
@ -1972,6 +1989,11 @@ bool HlslGrammar::acceptType(TType& type, TIntermNode*& nodeList)
advanceToken();
if ((isUnorm || isSnorm) && !type.isFloatingDomain()) {
parseContext.error(token.loc, "unorm and snorm only valid in floating point domain", "", "");
return false;
}
return true;
}