diff options
Diffstat (limited to 'src/mesa/state_tracker/st_cb_fbo.c')
-rw-r--r-- | src/mesa/state_tracker/st_cb_fbo.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/mesa/state_tracker/st_cb_fbo.c b/src/mesa/state_tracker/st_cb_fbo.c index 48d83ded55..71bd4729e0 100644 --- a/src/mesa/state_tracker/st_cb_fbo.c +++ b/src/mesa/state_tracker/st_cb_fbo.c @@ -448,6 +448,30 @@ st_validate_attachment(struct pipe_screen *screen, /** + * Check if two renderbuffer attachments name a combined depth/stencil + * renderbuffer. + */ +GLboolean +st_is_depth_stencil_combined(const struct gl_renderbuffer_attachment *depth, + const struct gl_renderbuffer_attachment *stencil) +{ + assert(depth && stencil); + + if (depth->Type == stencil->Type) { + if (depth->Type == GL_RENDERBUFFER_EXT && + depth->Renderbuffer == stencil->Renderbuffer) + return GL_TRUE; + + if (depth->Type == GL_TEXTURE && + depth->Texture == stencil->Texture) + return GL_TRUE; + } + + return GL_FALSE; +} + + +/** * Check that the framebuffer configuration is valid in terms of what * the driver can support. * |