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added null ptr checks

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This commit is contained in:
Brian
2007-08-09 22:55:15 +01:00
parent 78b1a29a0d
commit ac36cdbcc1
1 changed files with 9 additions and 4 deletions
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src/mesa/pipe/softpipe/sp_context.c
+9 -4
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@@ -84,12 +84,15 @@ static void map_surfaces(struct softpipe_context *sp)
GLuint i;
for (i = 0; i < sp->framebuffer.num_cbufs; i++) {
struct softpipe_surface *sps = softpipe_surface(sp->framebuffer.cbufs[i]); pipe->region_map(pipe, sps->surface.region);
struct softpipe_surface *sps = softpipe_surface(sp->framebuffer.cbufs[i]);
if (sps->surface.region)
pipe->region_map(pipe, sps->surface.region);
}
if (sp->framebuffer.zbuf) {
struct softpipe_surface *sps = softpipe_surface(sp->framebuffer.zbuf);
pipe->region_map(pipe, sps->surface.region);
if (sps->surface.region)
pipe->region_map(pipe, sps->surface.region);
}
/* textures */
@@ -111,12 +114,14 @@ static void unmap_surfaces(struct softpipe_context *sp)
for (i = 0; i < sp->framebuffer.num_cbufs; i++) {
struct softpipe_surface *sps = softpipe_surface(sp->framebuffer.cbufs[i]);
pipe->region_unmap(pipe, sps->surface.region);
if (sps->surface.region)
pipe->region_unmap(pipe, sps->surface.region);
}
if (sp->framebuffer.zbuf) {
struct softpipe_surface *sps = softpipe_surface(sp->framebuffer.zbuf);
pipe->region_unmap(pipe, sps->surface.region);
if (sps->surface.region)
pipe->region_unmap(pipe, sps->surface.region);
}
/* textures */