mirror of
https://github.com/mfulz/qmk_firmware.git
synced 2025-10-31 05:12:33 +01:00
117 lines
4.8 KiB
C++
117 lines
4.8 KiB
C++
/* Copyright (C) 2014 Kristian Lauszus, TKJ Electronics. All rights reserved.
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This software may be distributed and modified under the terms of the GNU
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General Public License version 2 (GPL2) as published by the Free Software
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Foundation and appearing in the file GPL2.TXT included in the packaging of
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this file. Please note that GPL2 Section 2[b] requires that all works based
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on this software must also be made publicly available under the terms of
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the GPL2 ("Copyleft").
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Contact information
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-------------------
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Kristian Lauszus, TKJ Electronics
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Web : http://www.tkjelectronics.com
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e-mail : kristianl@tkjelectronics.com
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*/
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#include "PS4Parser.h"
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// To enable serial debugging see "settings.h"
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//#define PRINTREPORT // Uncomment to print the report send by the PS4 Controller
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bool PS4Parser::checkDpad(ButtonEnum b) {
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switch (b) {
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case UP:
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return ps4Data.btn.dpad == DPAD_LEFT_UP || ps4Data.btn.dpad == DPAD_UP || ps4Data.btn.dpad == DPAD_UP_RIGHT;
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case RIGHT:
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return ps4Data.btn.dpad == DPAD_UP_RIGHT || ps4Data.btn.dpad == DPAD_RIGHT || ps4Data.btn.dpad == DPAD_RIGHT_DOWN;
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case DOWN:
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return ps4Data.btn.dpad == DPAD_RIGHT_DOWN || ps4Data.btn.dpad == DPAD_DOWN || ps4Data.btn.dpad == DPAD_DOWN_LEFT;
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case LEFT:
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return ps4Data.btn.dpad == DPAD_DOWN_LEFT || ps4Data.btn.dpad == DPAD_LEFT || ps4Data.btn.dpad == DPAD_LEFT_UP;
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default:
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return false;
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}
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}
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bool PS4Parser::getButtonPress(ButtonEnum b) {
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if (b <= LEFT) // Dpad
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return checkDpad(b);
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else
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return ps4Data.btn.val & (1UL << pgm_read_byte(&PS4_BUTTONS[(uint8_t)b]));
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}
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bool PS4Parser::getButtonClick(ButtonEnum b) {
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uint32_t mask = 1UL << pgm_read_byte(&PS4_BUTTONS[(uint8_t)b]);
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bool click = buttonClickState.val & mask;
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buttonClickState.val &= ~mask; // Clear "click" event
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return click;
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}
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uint8_t PS4Parser::getAnalogButton(ButtonEnum b) {
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if (b == L2) // These are the only analog buttons on the controller
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return ps4Data.trigger[0];
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else if (b == R2)
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return ps4Data.trigger[1];
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return 0;
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}
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uint8_t PS4Parser::getAnalogHat(AnalogHatEnum a) {
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return ps4Data.hatValue[(uint8_t)a];
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}
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void PS4Parser::Parse(uint8_t len, uint8_t *buf) {
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if (len > 1 && buf) {
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#ifdef PRINTREPORT
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Notify(PSTR("\r\n"), 0x80);
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for (uint8_t i = 0; i < len; i++) {
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D_PrintHex<uint8_t > (buf[i], 0x80);
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Notify(PSTR(" "), 0x80);
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}
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#endif
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if (buf[0] == 0x01) // Check report ID
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memcpy(&ps4Data, buf + 1, min((uint8_t)(len - 1), sizeof(ps4Data)));
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else if (buf[0] == 0x11) { // This report is send via Bluetooth, it has an offset of 2 compared to the USB data
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if (len < 4) {
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#ifdef DEBUG_USB_HOST
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Notify(PSTR("\r\nReport is too short: "), 0x80);
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D_PrintHex<uint8_t > (len, 0x80);
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#endif
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return;
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}
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memcpy(&ps4Data, buf + 3, min((uint8_t)(len - 3), sizeof(ps4Data)));
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} else {
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#ifdef DEBUG_USB_HOST
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Notify(PSTR("\r\nUnknown report id: "), 0x80);
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D_PrintHex<uint8_t > (buf[0], 0x80);
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#endif
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return;
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}
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if (ps4Data.btn.val != oldButtonState.val) { // Check if anything has changed
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buttonClickState.val = ps4Data.btn.val & ~oldButtonState.val; // Update click state variable
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oldButtonState.val = ps4Data.btn.val;
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// The DPAD buttons does not set the different bits, but set a value corresponding to the buttons pressed, we will simply set the bits ourself
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uint8_t newDpad = 0;
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if (checkDpad(UP))
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newDpad |= 1 << UP;
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if (checkDpad(RIGHT))
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newDpad |= 1 << RIGHT;
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if (checkDpad(DOWN))
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newDpad |= 1 << DOWN;
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if (checkDpad(LEFT))
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newDpad |= 1 << LEFT;
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if (newDpad != oldDpad) {
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buttonClickState.dpad = newDpad & ~oldDpad; // Override values
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oldDpad = newDpad;
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}
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}
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}
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if (ps4Output.reportChanged)
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sendOutputReport(&ps4Output); // Send output report
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}
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