diff options
Diffstat (limited to 'src/mesa/pipe/i915simple/i915_regions.c')
-rw-r--r-- | src/mesa/pipe/i915simple/i915_regions.c | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/src/mesa/pipe/i915simple/i915_regions.c b/src/mesa/pipe/i915simple/i915_regions.c deleted file mode 100644 index 82fdec83d0..0000000000 --- a/src/mesa/pipe/i915simple/i915_regions.c +++ /dev/null @@ -1,78 +0,0 @@ -/************************************************************************** - * - * Copyright 2006 Tungsten Graphics, Inc., Cedar Park, Texas. - * All Rights Reserved. - * - * 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, sub license, 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 NON-INFRINGEMENT. - * IN NO EVENT SHALL TUNGSTEN GRAPHICS 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. - * - **************************************************************************/ - -/* Provide additional functionality on top of bufmgr buffers: - * - 2d semantics and blit operations (XXX: remove/simplify blits??) - * - refcounting of buffers for multiple images in a buffer. - * - refcounting of buffer mappings. - */ - -#include "pipe/p_defines.h" -#include "pipe/p_winsys.h" -#include "i915_context.h" - - - - -static ubyte * -i915_region_map(struct pipe_context *pipe, struct pipe_region *region) -{ - struct i915_context *i915 = i915_context( pipe ); - - if (!region->map_refcount++) { - region->map = i915->pipe.winsys->buffer_map( i915->pipe.winsys, - region->buffer, - PIPE_BUFFER_FLAG_WRITE | - PIPE_BUFFER_FLAG_READ); - } - - return region->map; -} - -static void -i915_region_unmap(struct pipe_context *pipe, struct pipe_region *region) -{ - struct i915_context *i915 = i915_context( pipe ); - - if (region->map_refcount > 0) { - assert(region->map); - if (!--region->map_refcount) { - i915->pipe.winsys->buffer_unmap( i915->pipe.winsys, - region->buffer ); - region->map = NULL; - } - } -} - - -void -i915_init_region_functions(struct i915_context *i915) -{ - i915->pipe.region_map = i915_region_map; - i915->pipe.region_unmap = i915_region_unmap; -} - |