/************************************************************************** * * Copyright 2010 Luca Barbieri * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice (including the * next paragraph) shall be included in all copies or substantial * portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * **************************************************************************/ /* Header for all COM-based Gallium APIs and state trackers */ import "oaidl.idl"; import "ocidl.idl"; [object, local, uuid("481c9372-795f-4630-bd5b-1f46d33cc28b")] interface IGalliumAdapter : IUnknown { struct pipe_screen* GetGalliumScreen(); struct pipe_screen* GetGalliumReferenceSoftwareScreen(); struct pipe_screen* GetGalliumFastSoftwareScreen(); } [object, local, uuid("2c0f7e72-d9fe-4e7b-9fee-d476695ad5d9")] interface IGalliumDevice : IUnknown { // turn Gallium resource into API resource HRESULT OpenGalliumResource( [in] struct pipe_resource* resource, [out] IUnknown** api_resource ); /* returns the Gallium context used by the device * can return NULL if the device uses multiple contexts or doesn't want to implement GetGalliumContext() * we have this function because often using one context is faster than using more (or it's the only working option) */ struct pipe_context* GetGalliumContext(); // restore the context state after using the Gallium context for something else // does nothing if GetGalliumContext returns null void RestoreGalliumState(); /* like RestoreGalliumState, but ignores: * - constant buffers * - non-PS samplers and shader resource views * - blend color, sample mask * - scissor * - index buffer * * This is intended to restore state after a blit-like operation. */ void RestoreGalliumStateBlitOnly(); }; [object, local, uuid("61934787-7aea-412c-8c72-8afe6a33d622")] interface IGalliumResource : IUnknown { struct pipe_resource* GetGalliumResource(); };