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/**************************************************************************
*
* Copyright 2008 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.
*
**************************************************************************/
/**
* @file
* Buffer validation.
*
* @author Jose Fonseca <jrfonseca@tungstengraphics.com>
*/
#ifndef PB_VALIDATE_H_
#define PB_VALIDATE_H_
#include "pipe/p_compiler.h"
#include "pipe/p_error.h"
#ifdef __cplusplus
extern "C" {
#endif
struct pb_buffer;
struct pipe_fence_handle;
/**
* Buffer validation list.
*
* It holds a list of buffers to be validated and fenced when flushing.
*/
struct pb_validate;
enum pipe_error
pb_validate_add_buffer(struct pb_validate *vl,
struct pb_buffer *buf);
/**
* Helper for pipe_context::is_texture_referenced and
* pipe_context::is_buffer_referenced
*/
unsigned
pb_validate_is_buffer_referenced(struct pb_validate *vl,
struct pb_buffer *buf);
/**
* Validate all buffers for hardware access.
*
* Should be called right before issuing commands to the hardware.
*/
enum pipe_error
pb_validate_validate(struct pb_validate *vl);
/**
* Fence all buffers and clear the list.
*
* Should be called right before issuing commands to the hardware.
*/
void
pb_validate_fence(struct pb_validate *vl,
struct pipe_fence_handle *fence);
struct pb_validate *
pb_validate_create(void);
void
pb_validate_destroy(struct pb_validate *vl);
#ifdef __cplusplus
}
#endif
#endif /*PB_VALIDATE_H_*/
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