diff options
| 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 | |
| parent | b8a200ac9d11c09646de9b7d3f3f64a742c6abe3 (diff) | |
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.
| -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 58cae88b08..da6956efed 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); } /*@}*/ |