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authorMichel Dänzer <michel@tungstengraphics.com>2007-02-28 17:42:54 +0100
committerMichel Dänzer <michel@tungstengraphics.com>2007-02-28 17:42:54 +0100
commit3c578455e103664e6f93a7792999da7c06dd9a3f (patch)
tree2e998cc3275cfb692b67e3c25eb8659d6efec556 /src/mesa/drivers/dri/i915tex
parentedf676cc5af26d8f82625a94788d4f27c464ab38 (diff)
i915tex: Check that intel_rb is valid before trying to add it to an fbo.
Diffstat (limited to 'src/mesa/drivers/dri/i915tex')
-rw-r--r--src/mesa/drivers/dri/i915tex/intel_fbo.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/i915tex/intel_fbo.c b/src/mesa/drivers/dri/i915tex/intel_fbo.c
index ad078451bf..8d43055382 100644
--- a/src/mesa/drivers/dri/i915tex/intel_fbo.c
+++ b/src/mesa/drivers/dri/i915tex/intel_fbo.c
@@ -81,14 +81,16 @@ intel_flip_renderbuffers(struct intel_framebuffer *intel_fb)
int current_page = intel_fb->pf_current_page;
int next_page = (current_page + 1) % intel_fb->pf_num_pages;
- if (intel_fb->Base.Attachment[BUFFER_FRONT_LEFT].Renderbuffer !=
+ if (intel_fb->color_rb[current_page] &&
+ intel_fb->Base.Attachment[BUFFER_FRONT_LEFT].Renderbuffer !=
&intel_fb->color_rb[current_page]->Base) {
_mesa_remove_renderbuffer(&intel_fb->Base, BUFFER_FRONT_LEFT);
_mesa_add_renderbuffer(&intel_fb->Base, BUFFER_FRONT_LEFT,
&intel_fb->color_rb[current_page]->Base);
}
- if (intel_fb->Base.Attachment[BUFFER_BACK_LEFT].Renderbuffer !=
+ if (intel_fb->color_rb[next_page] &&
+ intel_fb->Base.Attachment[BUFFER_BACK_LEFT].Renderbuffer !=
&intel_fb->color_rb[next_page]->Base) {
_mesa_remove_renderbuffer(&intel_fb->Base, BUFFER_BACK_LEFT);
_mesa_add_renderbuffer(&intel_fb->Base, BUFFER_BACK_LEFT,