nuttx-apps/graphics/traveler/include/trv_input.h
2014-12-03 16:48:08 -06:00

87 lines
3.6 KiB
C

/****************************************************************************
* apps/graphics/traveler/include/trv_input.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_INPUT_H
#define __APPS_GRAPHICS_TRAVELER_INCLUDE_TRV_INPUT_H
/****************************************************************************
* Included Files
****************************************************************************/
#include "trv_types.h"
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* Number of units player moves forward or backward. */
#define STEP_DISTANCE 15
/****************************************************************************
* Public Types
****************************************************************************/
struct trv_input_s
{
int16_t fwdrate; /* Forward motion rate. Negative is backward */
int16_t leftrate; /* Left motion rate. Negative is right */
int16_t yawrate; /* Yaw turn rate. Positive is to the left */
int16_t pitchrate; /* Pitch turn rate. Positive is upward */
int16_t stepheight; /* Size a a vertical step, if applicable */
bool dooropen; /* True: Open a door */
};
/****************************************************************************
* Public Data
****************************************************************************/
/* Report positional inputs */
extern struct trv_input_s g_trv_input;
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
void trv_input_initialize(void);
void trv_input_read(void);
void trv_input_terminate(void);
#ifdef CONFIG_GRAPHICS_TRAVELER_NX_XYINPUT
void trv_input_xyinput(trv_coord_t xpos, trv_coord_t xpos, uint8_t buttons);
#endif
#endif /* __APPS_GRAPHICS_TRAVELER_INCLUDE_TRV_INPUT_H */