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| author | Jouk <joukj@tarantella.nano.tudelft.nl> | 2007-10-02 15:17:23 +0200 |
|---|---|---|
| committer | Jouk <joukj@tarantella.nano.tudelft.nl> | 2007-10-02 15:17:23 +0200 |
| commit | 584b84256b07e106cd7295495355eb21226465d7 (patch) | |
| tree | 028d47d265d01f3f96787792fbd41d495d60856c /src/glu/mini/project.c | |
| parent | eb9a5b6d5127858b01ec12672c999e7d25cd7aed (diff) | |
| parent | de1d725f442caa4d8ecbac3256b5a33d1f4a1257 (diff) | |
Merge branch 'master' of git+ssh://joukj@git.freedesktop.org/git/mesa/mesa
Diffstat (limited to 'src/glu/mini/project.c')
| -rw-r--r-- | src/glu/mini/project.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/glu/mini/project.c b/src/glu/mini/project.c index a2747de55f..71279947cf 100644 --- a/src/glu/mini/project.c +++ b/src/glu/mini/project.c @@ -347,7 +347,8 @@ gluUnProject(GLdouble winx, GLdouble winy, GLdouble winz, /* calcul transformation inverse */ matmul(A, proj, model); - invert_matrix(A, m); + if (!invert_matrix(A, m)) + return GL_FALSE; /* d'ou les coordonnees objets */ transform_point(out, m, in); @@ -387,7 +388,8 @@ gluUnProject4(GLdouble winx, GLdouble winy, GLdouble winz, GLdouble clipw, /* calcul transformation inverse */ matmul(A, projMatrix, modelMatrix); - invert_matrix(A, m); + if (!invert_matrix(A, m)) + return GL_FALSE; /* d'ou les coordonnees objets */ transform_point(out, m, in); |