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/**************************************************************************
*
* 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.
*
**************************************************************************/
#ifndef INTEL_BUFFERS_H
#define INTEL_BUFFERS_H
#include "dri_util.h"
#include "drm.h"
struct intel_context;
struct intel_framebuffer;
extern GLboolean
intel_intersect_cliprects(drm_clip_rect_t * dest,
const drm_clip_rect_t * a,
const drm_clip_rect_t * b);
extern struct intel_region *intel_readbuf_region(struct intel_context *intel);
extern struct intel_region *intel_drawbuf_region(struct intel_context *intel);
extern void intel_draw_buffer(GLcontext * ctx, struct gl_framebuffer *fb);
extern void intelInitBufferFuncs(struct dd_function_table *functions);
void intel_get_cliprects(struct intel_context *intel,
struct drm_clip_rect **cliprects,
unsigned int *num_cliprects,
int *x_off, int *y_off);
#ifdef I915
void intelCalcViewport(GLcontext * ctx);
#endif
#endif /* INTEL_BUFFERS_H */
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