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/**************************************************************************
*
* Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
* All Rights Reserved.
* Copyright 2009 VMware, Inc. 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.
*
**************************************************************************/
/* Author:
* Brian Paul
* Michel Dänzer
*/
#include "pipe/p_defines.h"
#include "lp_clear.h"
#include "lp_context.h"
#include "lp_setup.h"
#include "lp_debug.h"
/**
* Clear the given buffers to the specified values.
* No masking, no scissor (clear entire buffer).
*/
void
llvmpipe_clear(struct pipe_context *pipe,
unsigned buffers,
const union pipe_color_union *color,
double depth,
unsigned stencil)
{
struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
if (llvmpipe->no_rast)
return;
if (!llvmpipe_check_render_cond(llvmpipe))
return;
if (LP_PERF & PERF_NO_DEPTH)
buffers &= ~PIPE_CLEAR_DEPTHSTENCIL;
lp_setup_clear( llvmpipe->setup, color->f, depth, stencil, buffers );
}
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