public void VaryModel(Mesh mesh, int numVertices, float[] baseVerts, VariationController objectVariations, List <VertexGroup> vertexGroups)
{
const int fpv = 10;
const int normalOffset = 7;
Vector3[] positions = new Vector3[numVertices];
Vector3[] normals = new Vector3[numVertices];
VariationMath.OffsetTransformVertsIntoArrays(Vector3.zero, Matrix4x4.identity, out positions, out normals, numVertices, fpv, 7, baseVerts);
objectVariations.Vary();
for (int i = 0; i < vertexGroups.Count; ++i)
{
vertexGroups[i].Vary();
Matrix4x4 mtw = vertexGroups[i].CalcMTW();
Matrix4x4 inverseTranspose = mtw.transpose.inverse;
Vector3 pivot = vertexGroups[i].GetPivot();
int indicesInVerteXGroup = vertexGroups[i].NumIndices();
for (int j = 0; j < indicesInVerteXGroup; ++j)
{
int vertIdx = vertexGroups[i].IndexAt(j);
int posIdx = vertIdx * fpv;
int normIdx = posIdx + normalOffset;
positions[vertIdx] = mtw.MultiplyPoint3x4(new Vector3(baseVerts[posIdx + 0], baseVerts[posIdx + 1], baseVerts[posIdx + 2]) - pivot) + pivot;
normals[vertIdx] = inverseTranspose.MultiplyVector(new Vector3(baseVerts[normIdx + 0], baseVerts[normIdx + 1], baseVerts[normIdx + 2]));
}
}
SetMeshValues(mesh, positions, normals);
}
public void Vary()
{
m_variation.Vary();
}
