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Reverts the changes introduced by commit ad766cb in February 2022. (#5542) 

* Reverts the changes introduced by commit ad766cb in February 2022.
Explanation why the old code was just fine is given in Q&A #5512.

* Added that missing ;

---------

Co-authored-by: Kim Kulling <kimkulling@users.noreply.github.com>
pull/5561/head
Johannes Unterguggenberger 2024-04-29 21:03:57 +02:00 committed by GitHub
parent c05895f3c7
commit 47ef79672e
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1 changed files with 4 additions and 4 deletions
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8
code/PostProcessing/CalcTangentsProcess.cpp
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@ -185,9 +185,9 @@ bool CalcTangentsProcess::ProcessMesh(aiMesh *pMesh, unsigned int meshIndex) {
tangent.x = (w.x * sy - v.x * ty) * dirCorrection;
tangent.y = (w.y * sy - v.y * ty) * dirCorrection;
tangent.z = (w.z * sy - v.z * ty) * dirCorrection;
bitangent.x = (- w.x * sx + v.x * tx) * dirCorrection;
bitangent.y = (- w.y * sx + v.y * tx) * dirCorrection;
bitangent.z = (- w.z * sx + v.z * tx) * dirCorrection;
bitangent.x = (w.x * sx - v.x * tx) * dirCorrection;
bitangent.y = (w.y * sx - v.y * tx) * dirCorrection;
bitangent.z = (w.z * sx - v.z * tx) * dirCorrection;
// store for every vertex of that face
for (unsigned int b = 0; b < face.mNumIndices; ++b) {
@ -195,7 +195,7 @@ bool CalcTangentsProcess::ProcessMesh(aiMesh *pMesh, unsigned int meshIndex) {
// project tangent and bitangent into the plane formed by the vertex' normal
aiVector3D localTangent = tangent - meshNorm[p] * (tangent * meshNorm[p]);
aiVector3D localBitangent = bitangent - meshNorm[p] * (bitangent * meshNorm[p]) - localTangent * (bitangent * localTangent);
aiVector3D localBitangent = bitangent - meshNorm[p] * (bitangent * meshNorm[p]);
localTangent.NormalizeSafe();
localBitangent.NormalizeSafe();