diff options
| -rw-r--r-- | src/mesa/main/framebuffer.c | 38 |
1 files changed, 26 insertions, 12 deletions
diff --git a/src/mesa/main/framebuffer.c b/src/mesa/main/framebuffer.c index dc10d9ffbc..2ff067164b 100644 --- a/src/mesa/main/framebuffer.c +++ b/src/mesa/main/framebuffer.c @@ -654,6 +654,27 @@ update_color_read_buffer(GLcontext *ctx, struct gl_framebuffer *fb) } +static void +update_framebuffer(GLcontext *ctx, struct gl_framebuffer *fb) +{ + /* Completeness only matters for user-created framebuffers */ + if (fb->Name != 0) { + /* XXX: EXT_framebuffer_blit: + framebuffer must still be complete wrt read/draw? */ + _mesa_test_framebuffer_completeness(ctx, fb); + _mesa_update_framebuffer_visual(fb); + } + + /* update_color_draw/read_buffers not needed for + read/draw only fb, but shouldn't hurt ??? */ + update_color_draw_buffers(ctx, fb); + update_color_read_buffer(ctx, fb); + _mesa_update_depth_buffer(ctx, fb, BUFFER_DEPTH); + _mesa_update_stencil_buffer(ctx, fb, BUFFER_STENCIL); + + compute_depth_max(fb); +} + /** * Update state related to the current draw/read framebuffers. * Specifically, update these framebuffer fields: @@ -671,19 +692,12 @@ void _mesa_update_framebuffer(GLcontext *ctx) { struct gl_framebuffer *fb = ctx->DrawBuffer; + struct gl_framebuffer *fbread = ctx->ReadBuffer; - /* Completeness only matters for user-created framebuffers */ - if (fb->Name != 0) { - _mesa_test_framebuffer_completeness(ctx, fb); - _mesa_update_framebuffer_visual(fb); - } - - update_color_draw_buffers(ctx, fb); - update_color_read_buffer(ctx, fb); - _mesa_update_depth_buffer(ctx, fb, BUFFER_DEPTH); - _mesa_update_stencil_buffer(ctx, fb, BUFFER_STENCIL); - - compute_depth_max(fb); + update_framebuffer(ctx, fb); + if (fbread != fb && fbread != NULL /* can happen at make_current - + core/driver circular dependencies, should be fixed up */) + update_framebuffer(ctx, fbread); } |