1 /* 2 * Mesa 3-D graphics library 3 * Version: 7.9 4 * 5 * Copyright (C) 2010 LunarG Inc. 6 * 7 * Permission is hereby granted, free of charge, to any person obtaining a 8 * copy of this software and associated documentation files (the "Software"), 9 * to deal in the Software without restriction, including without limitation 10 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 11 * and/or sell copies of the Software, and to permit persons to whom the 12 * Software is furnished to do so, subject to the following conditions: 13 * 14 * The above copyright notice and this permission notice shall be included 15 * in all copies or substantial portions of the Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 22 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 23 * DEALINGS IN THE SOFTWARE. 24 * 25 * Authors: 26 * Chia-I Wu <olv@lunarg.com> 27 */ 28 29 #ifndef _NATIVE_BUFFER_H_ 30 #define _NATIVE_BUFFER_H_ 31 32 #include "pipe/p_compiler.h" 33 #include "pipe/p_state.h" 34 35 struct native_display; 36 struct ANativeWindowBuffer; 37 38 enum native_buffer_type { 39 NATIVE_BUFFER_DRM, 40 NATIVE_BUFFER_ANDROID, 41 42 NUM_NATIVE_BUFFERS 43 }; 44 45 struct native_buffer { 46 enum native_buffer_type type; 47 48 union { 49 struct { 50 struct pipe_resource templ; 51 unsigned name; /**< the name of the GEM object */ 52 unsigned handle; /**< the handle of the GEM object */ 53 unsigned stride; 54 } drm; 55 56 struct ANativeWindowBuffer *android; /**< opaque native buffer */ 57 } u; 58 }; 59 60 /** 61 * Buffer interface of the native display. It allows native buffers to be 62 * imported and exported. 63 */ 64 struct native_display_buffer { 65 struct pipe_resource *(*import_buffer)(struct native_display *ndpy, 66 struct native_buffer *buf); 67 68 /** 69 * The resource must be creatred with PIPE_BIND_SHARED. 70 */ 71 boolean (*export_buffer)(struct native_display *ndpy, 72 struct pipe_resource *res, 73 struct native_buffer *nbuf); 74 }; 75 76 #endif /* _NATIVE_BUFFER_H_ */ 77