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/**************************************************************************
*
* Copyright 2010 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 THE 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.
*
**************************************************************************/
/**
* Implementation limits for LLVMpipe driver.
*/
#ifndef LP_LIMITS_H
#define LP_LIMITS_H
/**
* Tile size (width and height). This needs to be a power of two.
*/
#define TILE_ORDER 6
#define TILE_SIZE (1 << TILE_ORDER)
/**
* Max texture sizes
*/
#define LP_MAX_TEXTURE_2D_LEVELS 13 /* 4K x 4K for now */
#define LP_MAX_TEXTURE_3D_LEVELS 10 /* 512 x 512 x 512 for now */
/** This must be the larger of LP_MAX_TEXTURE_2D/3D_LEVELS */
#define LP_MAX_TEXTURE_LEVELS LP_MAX_TEXTURE_2D_LEVELS
/**
* Max drawing surface size is the max texture size
*/
#define LP_MAX_HEIGHT (1 << (LP_MAX_TEXTURE_LEVELS - 1))
#define LP_MAX_WIDTH (1 << (LP_MAX_TEXTURE_LEVELS - 1))
#define LP_MAX_THREADS 8
/**
* Max bytes per scene. This may be replaced by a runtime parameter.
*/
#define LP_MAX_SCENE_SIZE (512 * 1024 * 1024)
/**
* Max number of shader variants (for all shaders combined,
* per context) that will be kept around.
*/
#define LP_MAX_SHADER_VARIANTS 1024
#endif /* LP_LIMITS_H */
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