diff options
Diffstat (limited to 'thirdparty/glslang/glslang/MachineIndependent/parseConst.cpp')
| -rw-r--r-- | thirdparty/glslang/glslang/MachineIndependent/parseConst.cpp | 37 |
1 files changed, 18 insertions, 19 deletions
diff --git a/thirdparty/glslang/glslang/MachineIndependent/parseConst.cpp b/thirdparty/glslang/glslang/MachineIndependent/parseConst.cpp index 7c04743ba6..6c182991f5 100644 --- a/thirdparty/glslang/glslang/MachineIndependent/parseConst.cpp +++ b/thirdparty/glslang/glslang/MachineIndependent/parseConst.cpp @@ -166,31 +166,30 @@ void TConstTraverser::visitConstantUnion(TIntermConstantUnion* node) } } else { // matrix from vector or scalar - int count = 0; - const int startIndex = index; int nodeComps = node->getType().computeNumComponents(); - for (int i = startIndex; i < endIndex; i++) { - if (i >= instanceSize) - return; - if (nodeComps == 1) { - // If there is a single scalar parameter to a matrix - // constructor, it is used to initialize all the - // components on the matrix's diagonal, with the - // remaining components initialized to 0.0. - if (i == startIndex || (i - startIndex) % (matrixRows + 1) == 0 ) - leftUnionArray[i] = rightUnionArray[count]; - else - leftUnionArray[i].setDConst(0.0); - } else { + if (nodeComps == 1) { + for (int c = 0; c < matrixCols; ++c) { + for (int r = 0; r < matrixRows; ++r) { + if (r == c) + leftUnionArray[index] = rightUnionArray[0]; + else + leftUnionArray[index].setDConst(0.0); + index++; + } + } + } else { + int count = 0; + for (int i = index; i < endIndex; i++) { + if (i >= instanceSize) + return; + // construct the matrix in column-major order, from // the components provided, in order leftUnionArray[i] = rightUnionArray[count]; - } - - index++; - if (nodeComps > 1) + index++; count++; + } } } } |