/****************************************************************************
* apps/graphics/traveler/include/trv_raycntl.h
*
* Copyright (C) 2014 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
#ifndef __APPS_GRAPHICS_TRAVELER_INCLUDE_TRV_RAYCNTL_H
#define __APPS_GRAPHICS_TRAVELER_INCLUDE_TRV_RAYCNTL_H
/****************************************************************************
* Included Files
****************************************************************************/
#include "trv_types.h"
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* This is the size of the buffer supported by the ray caster */
#define TRV_SCREEN_WIDTH 320
#define TRV_SCREEN_HEIGHT 200
/****************************************************************************
* Public Types
****************************************************************************/
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
struct trv_camera_s;
struct trv_graphics_info_s;
void trv_raycaster(FAR struct trv_camera_s *player,
FAR struct trv_graphics_info_s *ginfo);
#endif /* __APPS_GRAPHICS_TRAVELER_INCLUDE_TRV_RAYCNTL_H */
