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/**************************************************************************
*
* Copyright 2006 Tungsten Graphics, Inc., Bismarck, ND., USA
* 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 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
* THE COPYRIGHT HOLDERS, AUTHORS 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.
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
*
**************************************************************************/
/*
* Authors: Keith Whitwell <keithw-at-tungstengraphics-dot-com>
*/
#include "intel_context.h"
#include "intel_winsys.h"
#include "pipe/softpipe/sp_winsys.h"
#include "pipe/p_defines.h"
#include "pipe/p_util.h"
struct intel_softpipe_winsys {
struct softpipe_winsys sws;
struct intel_context *intel;
};
/**
* Return list of surface formats supported by this driver.
*/
static boolean
intel_is_format_supported(struct softpipe_winsys *sws, uint format)
{
switch(format) {
case PIPE_FORMAT_U_A8_R8_G8_B8:
case PIPE_FORMAT_U_R5_G6_B5:
case PIPE_FORMAT_S8_Z24:
return TRUE;
default:
return FALSE;
}
}
/**
* Create rendering context which uses software rendering.
*/
struct pipe_context *
intel_create_softpipe( struct intel_context *intel,
struct pipe_winsys *winsys )
{
struct intel_softpipe_winsys *isws = CALLOC_STRUCT( intel_softpipe_winsys );
/* Fill in this struct with callbacks that softpipe will need to
* communicate with the window system, buffer manager, etc.
*/
isws->sws.is_format_supported = intel_is_format_supported;
isws->intel = intel;
/* Create the softpipe context:
*/
return softpipe_create( winsys, &isws->sws );
}
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