From 3c578455e103664e6f93a7792999da7c06dd9a3f Mon Sep 17 00:00:00 2001 From: =?utf8?q?Michel=20D=C3=A4nzer?= Date: Wed, 28 Feb 2007 17:42:54 +0100 Subject: [PATCH] i915tex: Check that intel_rb is valid before trying to add it to an fbo. --- src/mesa/drivers/dri/i915tex/intel_fbo.c | 6 ++++-- 1 file 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 ad07845..8d43055 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, -- 2.7.4