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| author | Brian Paul <brianp@vmware.com> | 2009-04-03 12:49:03 -0600 |
|---|---|---|
| committer | Brian Paul <brianp@vmware.com> | 2009-04-03 12:49:03 -0600 |
| commit | ce461ffc5aa2ea6941d6722e8ed473cda8c17833 (patch) | |
| tree | 7811162b9dad12e17caf341678a44a54658d60fa /src/mesa/math | |
| parent | b8a200ac9d11c09646de9b7d3f3f64a742c6abe3 (diff) | |
| download | external_mesa3d-ce461ffc5aa2ea6941d6722e8ed473cda8c17833.zip external_mesa3d-ce461ffc5aa2ea6941d6722e8ed473cda8c17833.tar.gz external_mesa3d-ce461ffc5aa2ea6941d6722e8ed473cda8c17833.tar.bz2 | |
mesa: only clear matrix MAT_DIRTY_INVERSE flag when we actually compute the inverse
If _math_matrix_analyse() got called before we allocated the inverse
matrix array we could lose the flag indicating that we needed to compute
the inverse. This could happen with certain vertex shader cases.
Diffstat (limited to 'src/mesa/math')
| -rw-r--r-- | src/mesa/math/m_matrix.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/src/mesa/math/m_matrix.c b/src/mesa/math/m_matrix.c index 58cae88..da6956e 100644 --- a/src/mesa/math/m_matrix.c +++ b/src/mesa/math/m_matrix.c @@ -1379,11 +1379,10 @@ _math_matrix_analyse( GLmatrix *mat ) if (mat->inv && (mat->flags & MAT_DIRTY_INVERSE)) { matrix_invert( mat ); + mat->flags &= ~MAT_DIRTY_INVERSE; } - mat->flags &= ~(MAT_DIRTY_FLAGS| - MAT_DIRTY_TYPE| - MAT_DIRTY_INVERSE); + mat->flags &= ~(MAT_DIRTY_FLAGS | MAT_DIRTY_TYPE); } /*@}*/ |