popufare/busunit/DIUv2/touchscreen.h

/*
 * Copyright (c) 2019 Clementine Computing LLC.
 *
 * This file is part of PopuFare.
 * 
 * PopuFare is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * PopuFare is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 * 
 * You should have received a copy of the GNU Affero General Public License
 * along with PopuFare.  If not, see <https://www.gnu.org/licenses/>.
 *
 */

#ifndef _TOUCHSCREEN_H
#define _TOUCHSCREEN_H

#define XRES  (640)
#define YRES  (480)

#define PIXELS  (XRES * YRES)


void begin_touchscreen_calibration(void);
void draw_touchscreen_calibration(void);
int advance_touchscreen_calibration(int raw_x, int raw_y, int down);

int translate_ts_x(unsigned rawx);
int translate_ts_y(unsigned rawy);

#endif