diff options
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_context.c | 64 |
1 files changed, 60 insertions, 4 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_context.c b/src/mesa/drivers/dri/intel/intel_context.c index a6d8729d8f..8b3e50f9b6 100644 --- a/src/mesa/drivers/dri/intel/intel_context.c +++ b/src/mesa/drivers/dri/intel/intel_context.c @@ -774,13 +774,64 @@ intelDestroyContext(__DRIcontextPrivate * driContextPriv) intel->prim.vb_bo = NULL; if (release_texture_heaps) { - /* This share group is about to go away, free our private - * texture object data. + /* Nothing is currently done here to free texture heaps; + * but we're not using the texture heap utilities, so I + * rather think we shouldn't. I've taken a look, and can't + * find any private texture data hanging around anywhere, but + * I'm not yet certain there isn't any at all... */ - if (INTEL_DEBUG & DEBUG_TEXTURE) + /* if (INTEL_DEBUG & DEBUG_TEXTURE) fprintf(stderr, "do something to free texture heaps\n"); + */ } + /* XXX In intelMakeCurrent() below, the context's static regions are + * referenced inside the frame buffer; it's listed as a hack, + * with a comment of "XXX FBO temporary fix-ups!", but + * as long as it's there, we should release the regions here. + * The do/while loop around the block is used to allow the + * "continue" statements inside the block to exit the block, + * to avoid many layers of "if" constructs. + */ + do { + __DRIdrawablePrivate * driDrawPriv = intel->driDrawable; + struct intel_framebuffer *intel_fb; + struct intel_renderbuffer *irbDepth, *irbStencil; + if (!driDrawPriv) { + /* We're already detached from the drawable; exit this block. */ + continue; + } + intel_fb = (struct intel_framebuffer *) driDrawPriv->driverPrivate; + if (!intel_fb) { + /* The frame buffer is already gone; exit this block. */ + continue; + } + irbDepth = intel_get_renderbuffer(&intel_fb->Base, BUFFER_DEPTH); + irbStencil = intel_get_renderbuffer(&intel_fb->Base, BUFFER_STENCIL); + + /* If the regions of the frame buffer still match the regions + * of the context, release them. If they've changed somehow, + * leave them alone. + */ + if (intel_fb->color_rb[0] && intel_fb->color_rb[0]->region == intel->front_region) { + intel_renderbuffer_set_region(intel_fb->color_rb[0], NULL); + } + if (intel_fb->color_rb[1] && intel_fb->color_rb[1]->region == intel->back_region) { + intel_renderbuffer_set_region(intel_fb->color_rb[1], NULL); + } + + if (irbDepth && irbDepth->region == intel->depth_region) { + intel_renderbuffer_set_region(irbDepth, NULL); + } + /* Usually, the stencil buffer is the same as the depth buffer; + * but they're handled separately in MakeCurrent, so we'll + * handle them separately here. + */ + if (irbStencil && irbStencil->region == intel->depth_region) { + intel_renderbuffer_set_region(irbStencil, NULL); + } + } while (0); + intel_region_release(&intel->front_region); intel_region_release(&intel->back_region); intel_region_release(&intel->depth_region); @@ -789,6 +840,8 @@ intelDestroyContext(__DRIcontextPrivate * driContextPriv) /* free the Mesa context */ _mesa_free_context_data(&intel->ctx); + + } } @@ -817,7 +870,10 @@ intelMakeCurrent(__DRIcontextPrivate * driContextPriv, if (driDrawPriv != driReadPriv) intel_update_renderbuffers(driContextPriv, driReadPriv); } else { - /* XXX FBO temporary fix-ups! */ + /* XXX FBO temporary fix-ups! These are released in + * intelDextroyContext(), above. Changes here should be + * reflected there. + */ /* if the renderbuffers don't have regions, init them from the context */ struct intel_renderbuffer *irbDepth = intel_get_renderbuffer(&intel_fb->Base, BUFFER_DEPTH); |