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

Do not propagate packing qualifiers to scalars or vectors

Browse source 
Packing qualifiers have no practical effect on scalars or vectors
so this is unnecessary and its confusing tools downstream that
consume the AST.
This commit is contained in:
Greg Fischer 2021-04-05 16:49:42 -06:00
parent 5878bcb17e
commit 02132406bc
4 changed files with 24 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

10
glslang/MachineIndependent/ParseHelper.cpp
View file

@ -8524,8 +8524,8 @@ void TParseContext::fixBlockUniformLayoutMatrix(TQualifier& qualifier, TTypeList
}
//
// Spread LayoutPacking to block member, if a block member is a struct, we need spread LayoutPacking to
// this struct member too. and keep this rule for recursive.
// Spread LayoutPacking to matrix or aggregate block members. If a block member is a struct or
// array of struct, spread LayoutPacking recursively to its matrix or aggregate members.
//
void TParseContext::fixBlockUniformLayoutPacking(TQualifier& qualifier, TTypeList* originTypeList,
TTypeList* tmpTypeList)
@ -8534,11 +8534,13 @@ void TParseContext::fixBlockUniformLayoutPacking(TQualifier& qualifier, TTypeLis
for (unsigned int member = 0; member < originTypeList->size(); ++member) {
if (qualifier.layoutPacking != ElpNone) {
if (tmpTypeList == nullptr) {
if ((*originTypeList)[member].type->getQualifier().layoutPacking == ElpNone) {
if ((*originTypeList)[member].type->getQualifier().layoutPacking == ElpNone &&
!(*originTypeList)[member].type->isScalarOrVector()) {
(*originTypeList)[member].type->getQualifier().layoutPacking = qualifier.layoutPacking;
}
} else {
if ((*tmpTypeList)[member].type->getQualifier().layoutPacking == ElpNone) {
if ((*tmpTypeList)[member].type->getQualifier().layoutPacking == ElpNone &&
!(*tmpTypeList)[member].type->isScalarOrVector()) {
(*tmpTypeList)[member].type->getQualifier().layoutPacking = qualifier.layoutPacking;
}
}