r300_screen.h revision 6a448a525baf81173f92ee8c3074b98baa54397b
1/* 2 * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com> 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * on the rights to use, copy, modify, merge, publish, distribute, sub 8 * license, and/or sell copies of the Software, and to permit persons to whom 9 * the Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, 19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE 21 * USE OR OTHER DEALINGS IN THE SOFTWARE. */ 22 23#ifndef R300_SCREEN_H 24#define R300_SCREEN_H 25 26#include "pipe/p_screen.h" 27 28#include "r300_chipset.h" 29 30struct r300_screen { 31 /* Parent class */ 32 struct pipe_screen screen; 33 34 /* Chipset capabilities */ 35 struct r300_capabilities* caps; 36}; 37 38struct r300_transfer { 39 /* Parent class */ 40 struct pipe_transfer transfer; 41 42 /* Offset from start of buffer. */ 43 unsigned offset; 44}; 45 46/* Convenience cast wrapper. */ 47static INLINE struct r300_screen* r300_screen(struct pipe_screen* screen) { 48 return (struct r300_screen*)screen; 49} 50 51/* Convenience cast wrapper. */ 52static INLINE struct r300_transfer* 53r300_transfer(struct pipe_transfer* transfer) 54{ 55 return (struct r300_transfer*)transfer; 56} 57 58/* Creates a new r300 screen. */ 59struct pipe_screen* r300_create_screen(struct r300_winsys* r300_winsys); 60 61#endif /* R300_SCREEN_H */ 62