src/mesa/drivers/dri/intel/intel_buffers.h

   1
   2 /**************************************************************************
   3  *
   4  * Copyright 2006 Tungsten Graphics, Inc., Cedar Park, Texas.
   5  * All Rights Reserved.
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining a
   8  * copy of this software and associated documentation files (the
   9  * "Software"), to deal in the Software without restriction, including
  10  * without limitation the rights to use, copy, modify, merge, publish,
  11  * distribute, sub license, and/or sell copies of the Software, and to
  12  * permit persons to whom the Software is furnished to do so, subject to
  13  * the following conditions:
  14  *
  15  * The above copyright notice and this permission notice (including the
  16  * next paragraph) shall be included in all copies or substantial portions
  17  * of the Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  20  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  21  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  22  * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
  23  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  24  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  25  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  26  *
  27  **************************************************************************/
  28
  29 #ifndef INTEL_BUFFERS_H
  30 #define INTEL_BUFFERS_H
  31
  32 #include "dri_util.h"
  33 #include "drm.h"
  34 #include "intel_context.h"
  35
  36 struct intel_context;
  37 struct intel_framebuffer;
  38
  39 extern struct intel_region *intel_readbuf_region(struct intel_context *intel);
  40
  41 extern struct intel_region *intel_drawbuf_region(struct intel_context *intel);
  42
  43 extern void intel_check_front_buffer_rendering(struct intel_context *intel);
  44
  45 static inline void
  46 intel_draw_buffer(struct gl_context * ctx)
  47 {
  48    struct intel_context *intel = intel_context(ctx);
  49
  50    intel->vtbl.update_draw_buffer(intel);
  51 }
  52
  53 extern void intelInitBufferFuncs(struct dd_function_table *functions);
  54
  55 void intel_get_cliprects(struct intel_context *intel,
  56                          struct drm_clip_rect **cliprects,
  57                          unsigned int *num_cliprects,
  58                          int *x_off, int *y_off);
  59 #ifdef I915
  60 void intelCalcViewport(struct gl_context * ctx);
  61 #endif
  62
  63 #endif /* INTEL_BUFFERS_H */