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support texture matrices

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This commit is contained in:
David Rose 2003-10-12 18:51:53 +00:00
parent fe6d1f085a
commit 4c4f4cf20c
1 changed files with 17 additions and 1 deletions
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18
panda/src/dxgsg8/dxGraphicsStateGuardian8.cxx
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@ -3599,7 +3599,23 @@ issue_transform(const TransformState *transform) {
////////////////////////////////////////////////////////////////////
void DXGraphicsStateGuardian8::
issue_tex_matrix(const TexMatrixAttrib *attrib) {
// Not implemented yet.
const LMatrix4f &m = attrib->get_mat();
// This is ugly. Need to make this a simple boolean test instead of
// a matrix compare.
if (m == LMatrix4f::ident_mat()) {
_pD3DDevice->SetTextureStageState(0, D3DTSS_TEXTURETRANSFORMFLAGS,
D3DTTFF_DISABLE);
} else {
// We have to reorder the elements of the matrix for some reason.
LMatrix4f dm(m(0, 0), m(0, 1), m(0, 3), 0.0f,
m(1, 0), m(1, 1), m(1, 3), 0.0f,
m(3, 0), m(3, 1), m(3, 3), 0.0f,
0.0f, 0.0f, 0.0f, 1.0f);
_pD3DDevice->SetTransform(D3DTS_TEXTURE0, (D3DMATRIX *)dm.get_data());
_pD3DDevice->SetTextureStageState(0, D3DTSS_TEXTURETRANSFORMFLAGS,
D3DTTFF_COUNT2);
}
}
////////////////////////////////////////////////////////////////////