diff options
| -rw-r--r-- | src/mesa/state_tracker/st_cb_fbo.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/mesa/state_tracker/st_cb_fbo.c b/src/mesa/state_tracker/st_cb_fbo.c index 5cc6960c064..15bd6fee052 100644 --- a/src/mesa/state_tracker/st_cb_fbo.c +++ b/src/mesa/state_tracker/st_cb_fbo.c @@ -439,6 +439,25 @@ st_finish_render_texture(GLcontext *ctx, } +/** + * Check that the framebuffer configuration is valid in terms of what + * the driver can support. + * + * For Gallium we only supports combined Z+stencil, not separate buffers. + */ +static void +st_validate_framebuffer(GLcontext *ctx, struct gl_framebuffer *fb) +{ + const struct gl_renderbuffer *depthRb = + fb->Attachment[BUFFER_DEPTH].Renderbuffer; + const struct gl_renderbuffer *stencilRb = + fb->Attachment[BUFFER_STENCIL].Renderbuffer; + + if (stencilRb && depthRb && stencilRb != depthRb) { + fb->_Status = GL_FRAMEBUFFER_UNSUPPORTED_EXT; + } +} + void st_init_fbo_functions(struct dd_function_table *functions) { @@ -448,6 +467,7 @@ void st_init_fbo_functions(struct dd_function_table *functions) functions->FramebufferRenderbuffer = st_framebuffer_renderbuffer; functions->RenderTexture = st_render_texture; functions->FinishRenderTexture = st_finish_render_texture; + functions->ValidateFramebuffer = st_validate_framebuffer; /* no longer needed by core Mesa, drivers handle resizes... functions->ResizeBuffers = st_resize_buffers; */ |