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transpose for rwio normal xform

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aap
2017-08-22 20:23:56 +02:00
parent 8fc446f13b
commit efec4e5acc
2 changed files with 22 additions and 4 deletions
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src/base.cpp
+21
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@@ -214,6 +214,27 @@ Matrix::invert(Matrix *dst, Matrix *src)
return dst;
}
// transpose the 3x3 submatrix, pos is set to 0
Matrix*
Matrix::transpose(Matrix *dst, Matrix *src)
{
if(src->flags & IDENTITY)
*dst = *src;
dst->right.x = src->right.x;
dst->up.x = src->right.y;
dst->at.x = src->right.z;
dst->right.y = src->up.x;
dst->up.y = src->up.y;
dst->at.y = src->up.z;
dst->right.z = src->at.x;
dst->up.z = src->at.y;
dst->at.z = src->at.z;
dst->pos.x = 0.0;
dst->pos.y = 0.0;
dst->pos.z = 0.0;
return dst;
}
Matrix*
Matrix::rotate(V3d *axis, float32 angle, CombineOp op)
{