diff options
| author | Jonathan Bestien-Filiatrault <joe@x2a.org> | 2007-09-12 16:21:13 -0600 |
|---|---|---|
| committer | Brian <brian.paul@tungstengraphics.com> | 2007-09-12 16:21:13 -0600 |
| commit | 5fdeb52e5d21bfb7feff2253c7d9e18e6b3cb252 (patch) | |
| tree | 8920b539c3638a4ce56cde3c82e645cd76dd0061 /src/glu/mesa | |
| parent | ae0dd620fec580b77b0901ed1376e6a6b2569c7e (diff) | |
check return value of invert_matrix()
Diffstat (limited to 'src/glu/mesa')
| -rw-r--r-- | src/glu/mesa/Makefile | 2 | ||||
| -rw-r--r-- | src/glu/mesa/project.c | 6 |
2 files changed, 5 insertions, 3 deletions
diff --git a/src/glu/mesa/Makefile b/src/glu/mesa/Makefile index 47f95ef024..611d7a630c 100644 --- a/src/glu/mesa/Makefile +++ b/src/glu/mesa/Makefile @@ -23,7 +23,7 @@ C_SOURCES = \ OBJECTS = $(C_SOURCES:.c=.o) -INCLUDES = -I. -I- -I$(TOP)/include +INCLUDES = -I. -I$(TOP)/include ##### RULES ##### diff --git a/src/glu/mesa/project.c b/src/glu/mesa/project.c index 6fa03267e5..2e79cdf084 100644 --- a/src/glu/mesa/project.c +++ b/src/glu/mesa/project.c @@ -346,7 +346,8 @@ 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); @@ -386,7 +387,8 @@ 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); |