/* 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 "core/usb_desc.h" #if defined(JOYSTICK_INTERFACE) #include // C language implementation #ifdef __cplusplus extern "C" { #endif void usb_joystick_configure(void); int usb_joystick_send(void); extern uint32_t usb_joystick_data[(JOYSTICK_SIZE+3)/4]; extern volatile uint8_t usb_configuration; #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_