| 0,0 → 1,113 |
|---|
| /* |
| * Mesa 3-D graphics library |
| * |
| * Copyright (C) 2012-2013 LunarG, Inc. |
| * |
| * 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 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 AUTHORS OR COPYRIGHT HOLDERS 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. |
| * |
| * Authors: |
| * Chia-I Wu <olv@lunarg.com> |
| */ |
| |
| #ifndef ILO_RESOURCE_H |
| #define ILO_RESOURCE_H |
| |
| #include "intel_winsys.h" |
| |
| #include "ilo_common.h" |
| |
| struct ilo_screen; |
| |
| struct ilo_buffer { |
| struct pipe_resource base; |
| |
| struct intel_bo *bo; |
| unsigned bo_size; |
| unsigned bo_flags; |
| }; |
| |
| struct ilo_texture { |
| struct pipe_resource base; |
| |
| bool imported; |
| unsigned bo_flags; |
| |
| enum pipe_format bo_format; |
| struct intel_bo *bo; |
| |
| /* |
| * These are the values passed to or returned from winsys for bo |
| * allocation. As such, |
| * |
| * - width and height are in blocks, |
| * - cpp is the block size in bytes, and |
| * - stride is the distance in bytes between two block rows. |
| */ |
| int bo_width, bo_height, bo_cpp, bo_stride; |
| enum intel_tiling_mode tiling; |
| |
| bool compressed; |
| unsigned block_width; |
| unsigned block_height; |
| |
| /* true if the mip level alignments are stricter */ |
| bool halign_8, valign_4; |
| /* true if space is reserved between layers */ |
| bool array_spacing_full; |
| /* true if samples are interleaved */ |
| bool interleaved; |
| |
| /* 2D offsets into a layer/slice/face */ |
| struct ilo_texture_slice { |
| unsigned x; |
| unsigned y; |
| } *slice_offsets[PIPE_MAX_TEXTURE_LEVELS]; |
| |
| struct ilo_texture *separate_s8; |
| }; |
| |
| static inline struct ilo_buffer * |
| ilo_buffer(struct pipe_resource *res) |
| { |
| return (struct ilo_buffer *) |
| ((res && res->target == PIPE_BUFFER) ? res : NULL); |
| } |
| |
| static inline struct ilo_texture * |
| ilo_texture(struct pipe_resource *res) |
| { |
| return (struct ilo_texture *) |
| ((res && res->target != PIPE_BUFFER) ? res : NULL); |
| } |
| |
| void |
| ilo_init_resource_functions(struct ilo_screen *is); |
| |
| bool |
| ilo_buffer_alloc_bo(struct ilo_buffer *buf); |
| |
| bool |
| ilo_texture_alloc_bo(struct ilo_texture *tex); |
| |
| unsigned |
| ilo_texture_get_slice_offset(const struct ilo_texture *tex, |
| int level, int slice, |
| unsigned *x_offset, unsigned *y_offset); |
| |
| #endif /* ILO_RESOURCE_H */ |