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authorBrian Paul <[email protected]>2010-02-22 08:04:39 -0700
committerBrian Paul <[email protected]>2010-02-22 08:04:39 -0700
commit504e297a2c395d136ff73279db28cc9de3303c2d (patch)
treea73d044d26b067c0003aa0b92fadafff2853790a /src/mesa/state_tracker
parent6ce5b5e115451543a4a059ef6b618c1e53f2bbc5 (diff)
st/mesa: Add checks for ST_SURFACE_x vs MESA_BUFFER_x
The ST_SURFACE_x values should match the Mesa BUFFER_x values. Added some assertions to prevent future mix-ups. (cherry picked from commit 13cbb5fff68ef8831230638e9f0b29a217750e9d)
Diffstat (limited to 'src/mesa/state_tracker')
-rw-r--r--src/mesa/state_tracker/st_framebuffer.c8
-rw-r--r--src/mesa/state_tracker/st_public.h2
2 files changed, 9 insertions, 1 deletions
diff --git a/src/mesa/state_tracker/st_framebuffer.c b/src/mesa/state_tracker/st_framebuffer.c
index 4e225a123c8..1d35e8d6574 100644
--- a/src/mesa/state_tracker/st_framebuffer.c
+++ b/src/mesa/state_tracker/st_framebuffer.c
@@ -160,6 +160,7 @@ void st_unreference_framebuffer( struct st_framebuffer *stfb )
* Set/replace a framebuffer surface.
* The user of the state tracker can use this instead of
* st_resize_framebuffer() to provide new surfaces when a window is resized.
+ * \param surfIndex an ST_SURFACE_x index
*/
void
st_set_framebuffer_surface(struct st_framebuffer *stfb,
@@ -170,6 +171,13 @@ st_set_framebuffer_surface(struct st_framebuffer *stfb,
struct st_renderbuffer *strb;
GLuint width, height, i;
+ /* sanity checks */
+ assert(ST_SURFACE_FRONT_LEFT == BUFFER_FRONT_LEFT);
+ assert(ST_SURFACE_BACK_LEFT == BUFFER_BACK_LEFT);
+ assert(ST_SURFACE_FRONT_RIGHT == BUFFER_FRONT_RIGHT);
+ assert(ST_SURFACE_BACK_RIGHT == BUFFER_BACK_RIGHT);
+ assert(ST_SURFACE_DEPTH == BUFFER_DEPTH);
+
assert(surfIndex < BUFFER_COUNT);
strb = st_renderbuffer(stfb->Base.Attachment[surfIndex].Renderbuffer);
diff --git a/src/mesa/state_tracker/st_public.h b/src/mesa/state_tracker/st_public.h
index 5c9a8550db1..0824356cecc 100644
--- a/src/mesa/state_tracker/st_public.h
+++ b/src/mesa/state_tracker/st_public.h
@@ -34,7 +34,7 @@
#include "pipe/p_compiler.h"
#include "pipe/p_format.h"
-
+/** Renderbuffer surfaces (should match Mesa names) */
#define ST_SURFACE_FRONT_LEFT 0
#define ST_SURFACE_BACK_LEFT 1
#define ST_SURFACE_FRONT_RIGHT 2