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| 4358 | Serge | 1 | /* |
| 2 | * Mesa 3-D graphics library |
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| 3 | * |
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| 4 | * Copyright (C) 2010 LunarG Inc. |
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| 5 | * |
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| 6 | * Permission is hereby granted, free of charge, to any person obtaining a |
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| 7 | * copy of this software and associated documentation files (the "Software"), |
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| 8 | * to deal in the Software without restriction, including without limitation |
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| 9 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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| 10 | * and/or sell copies of the Software, and to permit persons to whom the |
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| 11 | * Software is furnished to do so, subject to the following conditions: |
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| 12 | * |
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| 13 | * The above copyright notice and this permission notice shall be included |
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| 14 | * in all copies or substantial portions of the Software. |
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| 15 | * |
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| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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| 19 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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| 21 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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| 22 | * DEALINGS IN THE SOFTWARE. |
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| 23 | * |
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| 24 | * Authors: |
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| 25 | * Chia-I Wu |
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| 26 | */ |
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| 27 | |||
| 28 | #ifndef _NATIVE_BUFFER_H_ |
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| 29 | #define _NATIVE_BUFFER_H_ |
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| 30 | |||
| 31 | #include "pipe/p_compiler.h" |
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| 32 | #include "pipe/p_state.h" |
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| 33 | |||
| 34 | struct native_display; |
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| 35 | struct ANativeWindowBuffer; |
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| 36 | |||
| 37 | enum native_buffer_type { |
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| 38 | NATIVE_BUFFER_DRM, |
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| 39 | NATIVE_BUFFER_ANDROID, |
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| 40 | |||
| 41 | NUM_NATIVE_BUFFERS |
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| 42 | }; |
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| 43 | |||
| 44 | struct native_buffer { |
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| 45 | enum native_buffer_type type; |
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| 46 | |||
| 47 | union { |
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| 48 | struct { |
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| 49 | struct pipe_resource templ; |
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| 50 | unsigned name; /**< the name of the GEM object */ |
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| 51 | unsigned handle; /**< the handle of the GEM object */ |
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| 52 | unsigned stride; |
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| 53 | } drm; |
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| 54 | |||
| 55 | struct ANativeWindowBuffer *android; /**< opaque native buffer */ |
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| 56 | } u; |
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| 57 | }; |
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| 58 | |||
| 59 | /** |
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| 60 | * Buffer interface of the native display. It allows native buffers to be |
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| 61 | * imported and exported. |
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| 62 | */ |
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| 63 | struct native_display_buffer { |
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| 64 | struct pipe_resource *(*import_buffer)(struct native_display *ndpy, |
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| 65 | struct native_buffer *buf); |
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| 66 | |||
| 67 | /** |
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| 68 | * The resource must be creatred with PIPE_BIND_SHARED. |
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| 69 | */ |
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| 70 | boolean (*export_buffer)(struct native_display *ndpy, |
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| 71 | struct pipe_resource *res, |
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| 72 | struct native_buffer *nbuf); |
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| 73 | }; |
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| 74 | |||
| 75 | #endif /* _NATIVE_BUFFER_H_ */ |