222 lines
6.5 KiB
C++
222 lines
6.5 KiB
C++
#include <unistd.h>
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#include <fcntl.h>
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#include <linux/input.h>
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#include "linux-dist/evdev.h"
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#include "linux-dist/main.h"
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#if defined(USE_EVDEV)
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int input_evdev_init(Controller* controller, const char* device)
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{
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char name[256] = "Unknown";
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printf("evdev: Trying to open device at '%s'\n", device);
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int fd = open(device, O_RDONLY);
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if (fd >= 0)
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{
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fcntl(fd, F_SETFL, O_NONBLOCK);
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if(ioctl(fd, EVIOCGNAME(sizeof(name)), name) < 0)
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{
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perror("evdev: ioctl");
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return -2;
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}
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else
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{
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printf("evdev: Found '%s' at '%s'\n", name, device);
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controller->fd = fd;
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#if defined(TARGET_PANDORA)
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*controller.mapping = &controller_mapping_pandora;
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#elif defined(TARGET_GCW0)
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*controller.mapping = &controller_mapping_gcwz;
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#else
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if (strcmp(name, "Microsoft X-Box 360 pad") == 0 ||
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strcmp(name, "Xbox 360 Wireless Receiver") == 0 ||
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strcmp(name, "Xbox 360 Wireless Receiver (XBOX)") == 0)
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{
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controller->mapping = &controller_mapping_xpad;
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}
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else if (strstr(name, "Xbox Gamepad (userspace driver)") != NULL)
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{
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controller->mapping = &controller_mapping_xboxdrv;
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}
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else if (strstr(name, "keyboard") != NULL ||
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strstr(name, "Keyboard") != NULL)
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{
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controller->mapping = &controller_mapping_keyboard;
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}
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else
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{
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controller->mapping = &controller_mapping_generic;
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}
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#endif
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printf("evdev: Using '%s' mapping\n", controller->mapping->name);
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return 0;
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}
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}
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else
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{
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perror("evdev: open");
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return -1;
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}
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}
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bool input_evdev_handle(Controller* controller, u32 port)
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{
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#define SET_FLAG(field, mask, expr) field =((expr) ? (field & ~mask) : (field | mask))
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if (controller->fd < 0 || controller->mapping == NULL)
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{
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return false;
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}
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input_event ie;
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while(read(controller->fd, &ie, sizeof(ie)) == sizeof(ie))
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{
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if(ie.type != EV_SYN && ie.type != EV_MSC)
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{
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printf("type %i key %i state %i\n", ie.type, ie.code, ie.value);
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}
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switch(ie.type)
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{
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case EV_KEY:
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if (ie.code == controller->mapping->Btn_A) {
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SET_FLAG(kcode[port], DC_BTN_A, ie.value);
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} else if (ie.code == controller->mapping->Btn_B) {
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SET_FLAG(kcode[port], DC_BTN_B, ie.value);
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} else if (ie.code == controller->mapping->Btn_C) {
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SET_FLAG(kcode[port], DC_BTN_C, ie.value);
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} else if (ie.code == controller->mapping->Btn_D) {
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SET_FLAG(kcode[port], DC_BTN_D, ie.value);
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} else if (ie.code == controller->mapping->Btn_X) {
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SET_FLAG(kcode[port], DC_BTN_X, ie.value);
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} else if (ie.code == controller->mapping->Btn_Y) {
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SET_FLAG(kcode[port], DC_BTN_Y, ie.value);
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} else if (ie.code == controller->mapping->Btn_Z) {
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SET_FLAG(kcode[port], DC_BTN_Z, ie.value);
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} else if (ie.code == controller->mapping->Btn_Start) {
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SET_FLAG(kcode[port], DC_BTN_START, ie.value);
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} else if (ie.code == controller->mapping->Btn_Escape) {
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die("death by escape key");
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} else if (ie.code == controller->mapping->Btn_DPad_Left) {
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SET_FLAG(kcode[port], DC_DPAD_LEFT, ie.value);
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} else if (ie.code == controller->mapping->Btn_DPad_Right) {
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SET_FLAG(kcode[port], DC_DPAD_RIGHT, ie.value);
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} else if (ie.code == controller->mapping->Btn_DPad_Up) {
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SET_FLAG(kcode[port], DC_DPAD_UP, ie.value);
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} else if (ie.code == controller->mapping->Btn_DPad_Down) {
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SET_FLAG(kcode[port], DC_DPAD_DOWN, ie.value);
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} else if (ie.code == controller->mapping->Btn_DPad2_Left) {
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SET_FLAG(kcode[port], DC_DPAD2_LEFT, ie.value);
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} else if (ie.code == controller->mapping->Btn_DPad2_Right) {
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SET_FLAG(kcode[port], DC_DPAD2_RIGHT, ie.value);
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} else if (ie.code == controller->mapping->Btn_DPad2_Up) {
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SET_FLAG(kcode[port], DC_DPAD2_UP, ie.value);
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} else if (ie.code == controller->mapping->Btn_DPad2_Down) {
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SET_FLAG(kcode[port], DC_DPAD2_DOWN, ie.value);
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} else if (ie.code == controller->mapping->Btn_Trigger_Left) {
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lt[port] = (ie.value ? 255 : 0);
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} else if (ie.code == controller->mapping->Btn_Trigger_Right) {
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rt[port] = (ie.value ? 255 : 0);
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}
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break;
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case EV_ABS:
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if (ie.code == controller->mapping->Axis_DPad_X)
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{
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switch(ie.value)
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{
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case -1:
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SET_FLAG(kcode[port], DC_DPAD_LEFT, 1);
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SET_FLAG(kcode[port], DC_DPAD_RIGHT, 0);
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break;
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case 0:
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SET_FLAG(kcode[port], DC_DPAD_LEFT, 0);
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SET_FLAG(kcode[port], DC_DPAD_RIGHT, 0);
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break;
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case 1:
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SET_FLAG(kcode[port], DC_DPAD_LEFT, 0);
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SET_FLAG(kcode[port], DC_DPAD_RIGHT, 1);
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break;
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}
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}
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else if (ie.code == controller->mapping->Axis_DPad_Y)
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{
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switch(ie.value)
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{
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case -1:
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SET_FLAG(kcode[port], DC_DPAD_UP, 1);
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SET_FLAG(kcode[port], DC_DPAD_DOWN, 0);
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break;
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case 0:
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SET_FLAG(kcode[port], DC_DPAD_UP, 0);
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SET_FLAG(kcode[port], DC_DPAD_DOWN, 0);
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break;
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case 1:
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SET_FLAG(kcode[port], DC_DPAD_UP, 0);
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SET_FLAG(kcode[port], DC_DPAD_DOWN, 1);
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break;
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}
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}
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else if (ie.code == controller->mapping->Axis_DPad2_X)
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{
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switch(ie.value)
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{
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case -1:
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SET_FLAG(kcode[port], DC_DPAD2_LEFT, 1);
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SET_FLAG(kcode[port], DC_DPAD2_RIGHT, 0);
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break;
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case 0:
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SET_FLAG(kcode[port], DC_DPAD2_LEFT, 0);
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SET_FLAG(kcode[port], DC_DPAD2_RIGHT, 0);
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break;
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case 1:
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SET_FLAG(kcode[port], DC_DPAD2_LEFT, 0);
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SET_FLAG(kcode[port], DC_DPAD2_RIGHT, 1);
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break;
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}
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}
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else if (ie.code == controller->mapping->Axis_DPad2_X)
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{
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switch(ie.value)
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{
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case -1:
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SET_FLAG(kcode[port], DC_DPAD2_UP, 1);
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SET_FLAG(kcode[port], DC_DPAD2_DOWN, 0);
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break;
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case 0:
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SET_FLAG(kcode[port], DC_DPAD2_UP, 0);
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SET_FLAG(kcode[port], DC_DPAD2_DOWN, 0);
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break;
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case 1:
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SET_FLAG(kcode[port], DC_DPAD2_UP, 0);
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SET_FLAG(kcode[port], DC_DPAD2_DOWN, 1);
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break;
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}
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}
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else if (ie.code == controller->mapping->Axis_Analog_X)
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{
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printf("%d", ie.value);
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joyx[port] = (s8)(ie.value/256);
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}
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else if (ie.code == controller->mapping->Axis_Analog_Y)
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{
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joyy[port] = (s8)(ie.value/256);
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}
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else if (ie.code == controller->mapping->Axis_Trigger_Left)
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{
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lt[port] = (s8)ie.value;
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}
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else if (ie.code == controller->mapping->Axis_Trigger_Right)
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{
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rt[port] = (s8)ie.value;
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}
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break;
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}
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}
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}
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#endif
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