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Fixed orientation of MD2, MD3 and 3DS models.

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git-svn-id: https://assimp.svn.sourceforge.net/svnroot/assimp/trunk@75 67173fc5-114c-0410-ac8e-9d2fd5bffc1f
This commit is contained in:
aramis_acg
2008-07-30 23:59:03 +00:00
parent 8aa56a62c2
commit 63596e22c5
4 changed files with 21 additions and 17 deletions
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9
code/3DSGenNormals.cpp
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@@ -66,8 +66,9 @@ void Dot3DSImporter::GenNormals(Dot3DS::Mesh* sMesh)
aiVector3D* pV2 = &sMesh->mPositions[face.mIndices[1]];
aiVector3D* pV3 = &sMesh->mPositions[face.mIndices[2]];
aiVector3D pDelta1 = *pV2 - *pV1;
aiVector3D pDelta2 = *pV3 - *pV1;
// FIX invert all vertex normals
aiVector3D pDelta1 = *pV3 - *pV1;
aiVector3D pDelta2 = *pV2 - *pV1;
aiVector3D vNor = pDelta1 ^ pDelta2;
sMesh->mNormals[face.mIndices[0]] = vNor;
@@ -127,6 +128,10 @@ void Dot3DSImporter::GenNormals(Dot3DS::Mesh* sMesh)
vNormals.y /= fDiv;
vNormals.z /= fDiv;
vNormals.Normalize();
// do the common coordinate system adjustment
std::swap(vNormals.y,vNormals.z);
avNormals[(*i).mIndices[c]] = vNormals;
poResult.clear();
}