365 lines
9.3 KiB
C
365 lines
9.3 KiB
C
/*
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Copyright 2005, 2006, 2007 Dennis van Weeren
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Copyright 2008, 2009 Jakub Bednarski
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This file is part of Minimig
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Minimig is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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Minimig is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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This code keeps status of MiST state
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*/
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#include <string.h>
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#include "stdio.h"
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#include "state.h"
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#include "osd.h"
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#include "hardware.h"
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//#include "charrom.h"
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// for I/O
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static mist_joystick_t mist_joystick_temp = {
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.vid = 0,
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.pid = 0,
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.num_buttons = 1, // DB9 has 1 button
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.state = 0,
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.state_extra = 0,
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.usb_state = 0,
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.usb_state_extra = 0,
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.turbo = 0,
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.turbo_counter = 0,
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.turbo_mask = 0x30, // A and B buttons
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.turbo_state = 0xFF // flip state (0 or 1)
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};
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/* latest joystick state */
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static mist_joystick_t mist_joysticks[3] = { // 3rd one is dummy, used to store defaults
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{
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.vid = 0,
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.pid = 0,
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.num_buttons = 1, // DB9 has 1 button
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.state = 0,
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.state_extra = 0,
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.usb_state = 0,
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.usb_state_extra = 0,
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.turbo = 0,
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.turbo_counter = 0,
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.turbo_mask = 0x30, // A and B buttons
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.turbo_state = 0xFF // flip state (0 or 1)
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},
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{
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.vid = 0,
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.pid = 0,
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.num_buttons = 1, // DB9 has 1 button
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.state = 0,
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.state_extra = 0,
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.usb_state = 0,
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.usb_state_extra = 0,
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.turbo = 0,
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.turbo_counter = 0,
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.turbo_mask = 0x30, // A and B buttons
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.turbo_state = 0xFF // flip state (0 or 1)
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},
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{
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.vid = 0,
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.pid = 0,
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.num_buttons = 1, // DB9 has 1 button
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.state = 0,
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.state_extra = 0,
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.usb_state = 0,
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.usb_state_extra = 0,
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.turbo = 0,
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.turbo_counter = 0,
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.turbo_mask = 0x30, // A and B buttons
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.turbo_state = 0xFF // flip state (0 or 1)
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}
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};
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void joy_reset(mist_joystick_t joy) {
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joy.vid = 0;
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joy.pid = 0;
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joy.num_buttons = 1; // DB9 has 1 button
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joy.state = 0;
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joy.state_extra = 0;
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joy.usb_state = 0;
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joy.usb_state_extra = 0;
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joy.turbo = 0;
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joy.turbo_counter = 0;
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joy.turbo_mask = 0x30; // A and B buttons
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joy.turbo_state = 0xFF; // flip state (0 or 1)
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}
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// sets a joystick to input status
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void StateJoyCopy(uint8_t num_joy, mist_joystick_t* joy) {
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mist_joystick_t mine;
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if (num_joy>1) return;
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if (!joy) return;
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mine = mist_joysticks[num_joy];
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mine.vid = joy->vid;
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mine.pid = joy->pid;
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mine.num_buttons = joy->num_buttons;
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mine.state = joy->state;
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mine.state_extra = joy->state_extra;
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mine.usb_state = joy->usb_state;
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mine.usb_state_extra = joy->usb_state_extra;
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mine.turbo = joy->turbo;
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mine.turbo_counter = joy->turbo_counter;
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mine.turbo_mask = joy->turbo_mask;
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mine.turbo_state = joy->turbo_state;
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}
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void StateJoyRead(uint8_t num_joy, mist_joystick_t* joy) {
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mist_joystick_t mine;
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if (num_joy>1) return;
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if (!joy) return;
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mine = mist_joysticks[num_joy];
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joy->vid = mine.vid;
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joy->pid = mine.pid;
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joy->num_buttons = mine.num_buttons;
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joy->state = mine.state;
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joy->state_extra = mine.state_extra;
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joy->usb_state = mine.usb_state;
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joy->usb_state_extra = mine.usb_state_extra;
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joy->turbo = mine.turbo;
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joy->turbo_counter = mine.turbo_counter;
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joy->turbo_mask = mine.turbo_mask;
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joy->turbo_state = mine.turbo_state;
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}
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// returns a copy of a status structure
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mist_joystick_t StateJoyGetStructure(uint8_t num_joy) {
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StateJoyRead(num_joy, &mist_joystick_temp);
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return mist_joystick_temp;
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}
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// applies the turbo to a given joystick
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mist_joystick_t StateJoyUpdateTurboStructure(uint8_t num_joy) {
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StateJoyRead(num_joy, &mist_joystick_temp);
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StateTurboUpdate(&mist_joystick_temp);
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//mist_joystick_t mine = mist_joystick_temp;
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StateJoyCopy(num_joy, &mist_joystick_temp);
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}
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uint8_t StateJoyStructureState(uint8_t num_joy) {
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mist_joystick_t mine;
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mine = StateJoyGetStructure(num_joy);
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return mine.state;
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}
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/* latest joystick state */
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static uint8_t osd_joy;
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static uint8_t osd_joy_extra;
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static uint8_t osd_joy2;
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static uint8_t osd_joy_extra2;
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void StateJoySet(uint8_t c, uint8_t joy_num) {
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//iprintf("OSD joy: %x\n", c);
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if (joy_num == 0)
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osd_joy = c;
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else
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osd_joy2 = c;
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}
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void StateJoySetExtra(uint8_t c, uint8_t joy_num) {
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if (joy_num == 0)
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osd_joy_extra = c;
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else
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osd_joy_extra2 = c;
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}
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uint8_t StateJoyGet(uint8_t joy_num) {
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return joy_num == 0 ? osd_joy : osd_joy2;
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}
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uint8_t StateJoyGetExtra(uint8_t joy_num) {
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return joy_num == 0 ? osd_joy_extra : osd_joy_extra2;
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}
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static uint8_t raw_usb_joy; // four directions and 4 buttons
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static uint8_t raw_usb_joy_extra; // eight extra buttons
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static uint8_t raw_usb_joy_b; // four directions and 4 buttons
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static uint8_t raw_usb_joy_extra_b; // eight extra buttons
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void StateUsbJoySet(uint8_t usbjoy, uint8_t usbextra, uint8_t joy_num) {
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if (joy_num == 0) {
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raw_usb_joy = usbjoy;
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raw_usb_joy_extra = usbextra;
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}
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else {
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raw_usb_joy_b = usbjoy;
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raw_usb_joy_extra_b = usbextra;
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}
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}
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uint8_t StateUsbJoyGet(uint8_t joy_num) {
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return (joy_num == 0) ? raw_usb_joy : raw_usb_joy_b;
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}
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uint8_t StateUsbJoyGetExtra(uint8_t joy_num) {
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return (joy_num == 0) ? raw_usb_joy_extra : raw_usb_joy_extra_b;
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}
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static uint16_t usb_vid;
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static uint16_t usb_pid;
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static uint8_t num_buttons;
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static uint16_t usb_vid_b;
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static uint16_t usb_pid_b;
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static uint8_t num_buttons_b;
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void StateUsbIdSet(uint16_t vid, uint16_t pid, uint8_t num, uint8_t joy_num) {
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if (joy_num == 0) {
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usb_vid = vid;
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usb_pid = pid;
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num_buttons = num;
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}
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else {
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usb_vid_b = vid;
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usb_pid_b = pid;
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num_buttons_b = num;
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}
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}
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uint16_t StateUsbVidGet(uint8_t joy_num) {
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return joy_num == 0 ? usb_vid : usb_vid_b;
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}
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uint16_t StateUsbPidGet(uint8_t joy_num) {
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return joy_num == 0 ? usb_pid : usb_pid_b;
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}
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uint8_t StateUsbGetNumButtons(uint8_t joy_num) {
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return (joy_num == 0) ? num_buttons : num_buttons_b;
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}
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// return joystick state take into account turbo settings
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void StateJoyState(uint8_t joy_num, mist_joystick_t* joy) {
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mist_joystick_t mine;
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if (joy_num>1) return;
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if (!joy) return;
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joy->vid = StateUsbVidGet(joy_num);
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joy->pid = StateUsbPidGet(joy_num);
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//joy.num_buttons=1; // DB9 has 1 button
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joy->state = StateUsbPidGet(joy_num);
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joy->state_extra = StateJoyGetExtra(joy_num);
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joy->usb_state = StateUsbJoyGet(joy_num);
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joy->usb_state_extra = (joy_num);
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//apply turbo status
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joy->state = StateUsbPidGet(joy_num);
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if (joy->turbo > 0) {
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joy->state &= joy->turbo_state;
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}
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// chache into current static scope
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StateJoyCopy(joy_num, joy);
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}
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/* handle button's turbo timers */
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void StateTurboUpdate(mist_joystick_t* joy) {
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if (!joy) return;
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if (joy->turbo == 0) return; // nothing to do
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joy->turbo_counter += 1;
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if (joy->turbo_counter > joy->turbo) {
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joy->turbo_counter = 0;
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joy->turbo_state ^= joy->turbo_mask;
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}
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}
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/* reset all turbo timers and state */
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void StateTurboReset(mist_joystick_t* joy) {
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if (!joy) return;
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joy->turbo_counter = 0;
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joy->turbo_state = 0xFF;
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}
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/* set a specific turbo mask and timeout */
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void StateTurboSet(mist_joystick_t* joy, uint16_t turbo, uint16_t mask) {
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if (!joy) return;
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StateTurboReset(joy);
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joy->turbo = turbo;
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joy->turbo_mask = mask;
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}
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// Keep track of connected sticks
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uint8_t joysticks = 0;
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uint8_t StateNumJoysticks() {
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return joysticks;
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}
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void StateNumJoysticksSet(uint8_t num) {
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joysticks = num;
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}
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/* keyboard data */
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static uint8_t key_modifier = 0;
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static uint8_t key_pressed[6] = { 0,0,0,0,0,0 };
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static uint16_t keys_ps2[6] = { 0,0,0,0,0,0 };
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void StateKeyboardPressedPS2(uint16_t *keycodes) {
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unsigned i = 0;
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for (i = 0; i<6; i++) {
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keycodes[i] = keys_ps2[i];
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}
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}
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void StateKeyboardSet(uint8_t modifier, uint8_t* keycodes, uint16_t* keycodes_ps2) {
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unsigned i = 0, j = 0;
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key_modifier = modifier;
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for (i = 0; i<6; i++) {
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//iprintf("Key N=%d, USB=%x, PS2=%x\n", i, keycodes[i], keycodes_ps2[i]);
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if (((keycodes[i] & 0xFF) != 0xFF) && (keycodes[i] & 0xFF)) {
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key_pressed[j] = keycodes[i];
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if ((keycodes_ps2[i] & 0xFF) != 0xFF) {
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// translate EXT into 0E
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if (0x1000 & keycodes_ps2[i]) {
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keys_ps2[j++] = (keycodes_ps2[i] & 0xFF) | 0xE000;
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}
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else {
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keys_ps2[j++] = keycodes_ps2[i] & 0xFF;
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}
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}
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else {
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keys_ps2[j++] = 0;
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}
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}
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}
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while (j<6) {
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key_pressed[j] = 0;
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keys_ps2[j++] = 0;
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}
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}
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uint8_t StateKeyboardModifiers() {
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return key_modifier;
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}
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void StateKeyboardPressed(uint8_t *keycodes) {
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uint8_t i = 0;
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for (i = 0; i<6; i++)
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keycodes[i] = key_pressed[i];
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}
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/* core currently loaded */
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static char lastcorename[261 + 10] = "CORE";
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void StateCoreNameSet(const char* str) {
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siprintf(lastcorename, "%s", str);
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}
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char* StateCoreName() {
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return lastcorename;
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}
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// clear all states
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void StateReset() {
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strcpy(lastcorename, "CORE");
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//State_key = 0;
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//joysticks=0;
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key_modifier = 0;
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for (int i = 0; i<6; i++) {
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key_pressed[i] = 0;
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keys_ps2[i] = 0;
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}
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//joy_reset(mist_joy[0]);
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//joy_reset(mist_joy[1]);
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//joy_reset(mist_joy[2]);
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} |