diff options
| -rw-r--r-- | src/mesa/main/fbobject.c | 21 | ||||
| -rw-r--r-- | src/mesa/main/fbobject.h | 4 |
2 files changed, 25 insertions, 0 deletions
diff --git a/src/mesa/main/fbobject.c b/src/mesa/main/fbobject.c index 27cf97f1778..3f5c0d7ef19 100644 --- a/src/mesa/main/fbobject.c +++ b/src/mesa/main/fbobject.c @@ -138,6 +138,27 @@ _mesa_lookup_framebuffer(struct gl_context *ctx, GLuint id) /** + * A convenience function for direct state access that throws + * GL_INVALID_OPERATION if the framebuffer doesn't exist. + */ +struct gl_framebuffer * +_mesa_lookup_framebuffer_err(struct gl_context *ctx, GLuint id, + const char *func) +{ + struct gl_framebuffer *fb; + + fb = _mesa_lookup_framebuffer(ctx, id); + if (!fb || fb == &DummyFramebuffer) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "%s(non-existent framebuffer %u)", func, id); + return NULL; + } + + return fb; +} + + +/** * Mark the given framebuffer as invalid. This will force the * test for framebuffer completeness to be done before the framebuffer * is used. diff --git a/src/mesa/main/fbobject.h b/src/mesa/main/fbobject.h index 61aa1f50308..1f0eb0b5b78 100644 --- a/src/mesa/main/fbobject.h +++ b/src/mesa/main/fbobject.h @@ -67,6 +67,10 @@ _mesa_lookup_renderbuffer(struct gl_context *ctx, GLuint id); extern struct gl_framebuffer * _mesa_lookup_framebuffer(struct gl_context *ctx, GLuint id); +extern struct gl_framebuffer * +_mesa_lookup_framebuffer_err(struct gl_context *ctx, GLuint id, + const char *func); + void _mesa_update_texture_renderbuffer(struct gl_context *ctx, |