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zOS/teensy3/usb_joystick.h

193 lines
6.2 KiB
C++

/* Teensyduino Core Library
* http://www.pjrc.com/teensy/
* Copyright (c) 2017 PJRC.COM, LLC.
*
* 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, sublicense, 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:
*
* 1. The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* 2. If the Software is incorporated into a build system that allows
* selection among a list of target devices, then similar target
* devices manufactured by PJRC.COM must be included in the list of
* target devices and selectable in the same manner.
*
* 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
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* 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.
*/
#ifndef USBjoystick_h_
#define USBjoystick_h_
#include "usb_desc.h"
#if defined(JOYSTICK_INTERFACE)
#include <inttypes.h>
// C language implementation
#ifdef __cplusplus
extern "C" {
#endif
int usb_joystick_send(void);
extern uint32_t usb_joystick_data[(JOYSTICK_SIZE+3)/4];
#ifdef __cplusplus
}
#endif
// C++ interface
#ifdef __cplusplus
class usb_joystick_class
{
public:
void begin(void) { }
void end(void) { }
#if JOYSTICK_SIZE == 12
void button(uint8_t button, bool val) {
if (--button >= 32) return;
if (val) usb_joystick_data[0] |= (1 << button);
else usb_joystick_data[0] &= ~(1 << button);
if (!manual_mode) usb_joystick_send();
}
void X(unsigned int val) {
if (val > 1023) val = 1023;
usb_joystick_data[1] = (usb_joystick_data[1] & 0xFFFFC00F) | (val << 4);
if (!manual_mode) usb_joystick_send();
}
void Y(unsigned int val) {
if (val > 1023) val = 1023;
usb_joystick_data[1] = (usb_joystick_data[1] & 0xFF003FFF) | (val << 14);
if (!manual_mode) usb_joystick_send();
}
void position(unsigned int x, unsigned int y) {
if (x > 1023) x = 1023;
if (y > 1023) y = 1023;
usb_joystick_data[1] = (usb_joystick_data[1] & 0xFFF00000)
| (x << 4) | (y << 14);
if (!manual_mode) usb_joystick_send();
}
void Z(unsigned int val) {
if (val > 1023) val = 1023;
usb_joystick_data[1] = (usb_joystick_data[1] & 0x00FFFFFF) | (val << 24);
usb_joystick_data[2] = (usb_joystick_data[2] & 0xFFFFFFFC) | (val >> 8);
if (!manual_mode) usb_joystick_send();
}
void Zrotate(unsigned int val) {
if (val > 1023) val = 1023;
usb_joystick_data[2] = (usb_joystick_data[2] & 0xFFFFF003) | (val << 2);
if (!manual_mode) usb_joystick_send();
}
void sliderLeft(unsigned int val) {
if (val > 1023) val = 1023;
usb_joystick_data[2] = (usb_joystick_data[2] & 0xFFC00FFF) | (val << 12);
if (!manual_mode) usb_joystick_send();
}
void sliderRight(unsigned int val) {
if (val > 1023) val = 1023;
usb_joystick_data[2] = (usb_joystick_data[2] & 0x003FFFFF) | (val << 22);
if (!manual_mode) usb_joystick_send();
}
void slider(unsigned int val) {
if (val > 1023) val = 1023;
usb_joystick_data[2] = (usb_joystick_data[2] & 0x00000FFF)
| (val << 12) | (val << 22);
if (!manual_mode) usb_joystick_send();
}
inline void hat(int dir) {
uint32_t val = 0;
if (dir < 0) val = 15;
else if (dir < 23) val = 0;
else if (dir < 68) val = 1;
else if (dir < 113) val = 2;
else if (dir < 158) val = 3;
else if (dir < 203) val = 4;
else if (dir < 245) val = 5;
else if (dir < 293) val = 6;
else if (dir < 338) val = 7;
usb_joystick_data[1] = (usb_joystick_data[1] & 0xFFFFFFF0) | val;
if (!manual_mode) usb_joystick_send();
}
#elif JOYSTICK_SIZE == 64
void button(unsigned int num, bool val) {
if (--num >= 128) return;
uint32_t *p = usb_joystick_data + (num >> 5);
num &= 0x1F;
if (val) *p |= (1 << num);
else *p &= ~(1 << num);
if (!manual_mode) usb_joystick_send();
}
void X(unsigned int position) { analog16(0, position); }
void Y(unsigned int position) { analog16(1, position); }
void Z(unsigned int position) { analog16(2, position); }
void Xrotate(unsigned int position) { analog16(3, position); }
void Yrotate(unsigned int position) { analog16(4, position); }
void Zrotate(unsigned int position) { analog16(5, position); }
void slider(unsigned int num, unsigned int position) {
if (--num >= 17) return;
analog16(num + 6, position);
}
inline void hat(unsigned int num, int angle) {
uint32_t val=15;
if (angle > 0 && angle < 23) val = 0;
else if (angle < 68) val = 1;
else if (angle < 113) val = 2;
else if (angle < 158) val = 3;
else if (angle < 203) val = 4;
else if (angle < 245) val = 5;
else if (angle < 293) val = 6;
else if (angle < 338) val = 7;
else if (angle < 360) val = 0;
uint32_t *p = usb_joystick_data;
switch(num) {
case 1:
p[15] = (p[15] & 0xFFF0FFFF) | (val << 16); break;
case 2:
p[15] = (p[15] & 0xFF0FFFFF) | (val << 20); break;
case 3:
p[15] = (p[15] & 0xF0FFFFFF) | (val << 24); break;
case 4:
p[15] = (p[15] & 0x0FFFFFFF) | (val << 28); break;
default:
return;
}
if (!manual_mode) usb_joystick_send();
}
#endif
void useManualSend(bool mode) {
manual_mode = mode;
}
void send_now(void) {
usb_joystick_send();
}
private:
static uint8_t manual_mode;
#if JOYSTICK_SIZE == 64
void analog16(unsigned int num, unsigned int value) {
if (value > 0xFFFF) value = 0xFFFF;
uint16_t *p = (uint16_t *)(&usb_joystick_data[4]);
p[num] = value;
if (!manual_mode) usb_joystick_send();
}
#endif
};
extern usb_joystick_class Joystick;
#endif // __cplusplus
#endif // JOYSTICK_INTERFACE
#endif // USBjoystick_h_