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i915tex: Check that intel_rb is valid before trying to add it to an fbo.

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This commit is contained in:
Michel Dänzer
2007-02-28 17:42:54 +01:00
parent edf676cc5a
commit 3c578455e1
1 changed files with 4 additions and 2 deletions
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src/mesa/drivers/dri/i915tex/intel_fbo.c
+4 -2
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@@ -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,