mirror of
https://github.com/PCSX2/pcsx2.git
synced 2025-04-02 10:52:54 -04:00
5d90afe648
Adds separate bindings for each of the pad types (DualShock2, Guitar,Pop'n Music). This allows the user to change the button configuration to better suit the Guitar and Pop'n Music pads without messing up the bindings already setup for the DS2. Close #1576.
498 lines
16 KiB
C++
498 lines
16 KiB
C++
/* LilyPad - Pad plugin for PS2 Emulator
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* Copyright (C) 2002-2014 PCSX2 Dev Team/ChickenLiver
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*
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* PCSX2 is free software: you can redistribute it and/or modify it under the
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* terms of the GNU Lesser General Public License as published by the Free
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* Software Found- ation, either version 3 of the License, or (at your option)
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* any later version.
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*
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* PCSX2 is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License along
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* with PCSX2. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "Global.h"
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#include "InputManager.h"
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#include "Config.h"
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#include "usb.h"
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#include "HidDevice.h"
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#define VID 0x054c
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#define PID 0x0268
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// Unresponsive period required before calling DS3Check().
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#define DEVICE_CHECK_DELAY 2000
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// Unresponsive period required before calling DS3Enum(). Note that enum is always called on first check.
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#define DEVICE_ENUM_DELAY 10000
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// Delay between when DS3Check() and DS3Enum() actually do stuff.
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#define DOUBLE_CHECK_DELAY 1000
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#define DOUBLE_ENUM_DELAY 20000
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// Send at least one message every 3 seconds - basically just makes sure the right light(s) are on.
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// Not really necessary.
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#define UPDATE_INTERVAL 3000
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unsigned int lastDS3Check = 0;
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unsigned int lastDS3Enum = 0;
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typedef void(__cdecl *_usb_init)(void);
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typedef int(__cdecl *_usb_close)(usb_dev_handle *dev);
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typedef int(__cdecl *_usb_get_string_simple)(usb_dev_handle *dev, int index, char *buf, size_t buflen);
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typedef usb_dev_handle *(__cdecl *_usb_open)(struct usb_device *dev);
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typedef int(__cdecl *_usb_find_busses)(void);
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typedef int(__cdecl *_usb_find_devices)(void);
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typedef struct usb_bus *(__cdecl *_usb_get_busses)(void);
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typedef usb_dev_handle *(__cdecl *_usb_open)(struct usb_device *dev);
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typedef int(__cdecl *_usb_control_msg)(usb_dev_handle *dev, int requesttype, int request, int value, int index, char *bytes, int size, int timeout);
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_usb_init pusb_init;
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_usb_close pusb_close;
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_usb_get_string_simple pusb_get_string_simple;
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_usb_open pusb_open;
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_usb_find_busses pusb_find_busses;
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_usb_find_devices pusb_find_devices;
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_usb_get_busses pusb_get_busses;
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_usb_control_msg pusb_control_msg;
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HMODULE hModLibusb = 0;
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void UninitLibUsb()
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{
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if (hModLibusb) {
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FreeLibrary(hModLibusb);
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hModLibusb = 0;
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}
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}
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void TryInitDS3(usb_device *dev)
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{
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while (dev) {
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if (dev->descriptor.idVendor == VID && dev->descriptor.idProduct == PID) {
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usb_dev_handle *handle = pusb_open(dev);
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if (handle) {
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char junk[20];
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// This looks like HidD_GetFeature with a feature report id of 0xF2 to me and a length of 17.
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// That doesn't work, however, and 17 is shorter than the report length.
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pusb_control_msg(handle, 0xa1, 1, 0x03f2, dev->config->interface->altsetting->bInterfaceNumber, junk, 17, 1000);
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pusb_close(handle);
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}
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}
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if (dev->num_children) {
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for (int i = 0; i < dev->num_children; i++) {
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TryInitDS3(dev->children[i]);
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}
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}
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dev = dev->next;
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}
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}
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void DS3Enum(unsigned int time)
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{
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if (time - lastDS3Enum < DOUBLE_ENUM_DELAY) {
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return;
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}
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lastDS3Enum = time;
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pusb_find_busses();
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pusb_find_devices();
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}
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void DS3Check(unsigned int time)
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{
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if (time - lastDS3Check < DOUBLE_CHECK_DELAY) {
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return;
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}
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if (!lastDS3Check) {
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DS3Enum(time);
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}
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lastDS3Check = time;
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usb_bus *bus = pusb_get_busses();
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while (bus) {
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TryInitDS3(bus->devices);
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bus = bus->next;
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}
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}
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int InitLibUsb()
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{
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if (hModLibusb) {
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return 1;
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}
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hModLibusb = LoadLibraryA("C:\\windows\\system32\\libusb0.dll");
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if (hModLibusb) {
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if ((pusb_init = (_usb_init)GetProcAddress(hModLibusb, "usb_init")) &&
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(pusb_close = (_usb_close)GetProcAddress(hModLibusb, "usb_close")) &&
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(pusb_get_string_simple = (_usb_get_string_simple)GetProcAddress(hModLibusb, "usb_get_string_simple")) &&
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(pusb_open = (_usb_open)GetProcAddress(hModLibusb, "usb_open")) &&
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(pusb_find_busses = (_usb_find_busses)GetProcAddress(hModLibusb, "usb_find_busses")) &&
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(pusb_find_devices = (_usb_find_devices)GetProcAddress(hModLibusb, "usb_find_devices")) &&
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(pusb_get_busses = (_usb_get_busses)GetProcAddress(hModLibusb, "usb_get_busses")) &&
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(pusb_control_msg = (_usb_control_msg)GetProcAddress(hModLibusb, "usb_control_msg"))) {
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pusb_init();
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return 1;
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}
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UninitLibUsb();
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}
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return 0;
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}
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int DualShock3Possible()
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{
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return InitLibUsb();
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}
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#include <pshpack1.h>
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struct MotorState
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{
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unsigned char duration;
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unsigned char force;
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};
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struct LightState
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{
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// 0xFF makes it stay on.
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unsigned char duration;
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// Have to make one or the other non-zero to turn on light.
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unsigned char dunno[2];
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// 0 is fully lit.
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unsigned char dimness;
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// Have to make non-zero to turn on light.
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unsigned char on;
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};
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// Data sent to DS3 to set state.
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struct DS3Command
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{
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unsigned char id;
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unsigned char unsure;
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// Small is first, then big.
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MotorState motors[2];
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unsigned char noClue[4];
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// 2 is pad 1 light, 4 is pad 2, 8 is pad 3, 16 is pad 4. No clue about the others.
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unsigned char lightFlags;
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// Lights are in reverse order. pad 1 is last.
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LightState lights[4];
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unsigned char dunno[18];
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};
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#include <poppack.h>
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int CharToAxis(unsigned char c)
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{
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int v = (int)c + ((unsigned int)c >> 7);
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return ((c - 128) * FULLY_DOWN) >> 7;
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}
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int CharToButton(unsigned char c)
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{
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int v = (int)c + ((unsigned int)c >> 7);
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return (v * FULLY_DOWN) >> 8;
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}
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class DualShock3Device : public Device
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{
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// Cached last vibration values by pad and motor.
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// Need this, as only one value is changed at a time.
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int ps2Vibration[2][4][2];
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int vibration[2];
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public:
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int index;
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HANDLE hFile;
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DS3Command sendState;
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unsigned char getState[49];
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OVERLAPPED readop;
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OVERLAPPED writeop;
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int writeCount;
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int lastWrite;
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unsigned int dataLastReceived;
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int writeQueued;
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int writing;
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int StartRead()
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{
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int res = ReadFile(hFile, &getState, sizeof(getState), 0, &readop);
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return (res || GetLastError() == ERROR_IO_PENDING);
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}
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void QueueWrite()
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{
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// max of 2 queued writes allowed, one for either motor.
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if (writeQueued < 2) {
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writeQueued++;
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StartWrite();
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}
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}
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int StartWrite()
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{
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if (!writing && writeQueued) {
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lastWrite = GetTickCount();
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writing++;
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writeQueued--;
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sendState.motors[0].duration = 0x50;
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sendState.motors[1].duration = 0x50;
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int bigForce = vibration[0] * 256 / FULLY_DOWN;
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if (bigForce > 255)
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bigForce = 255;
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sendState.motors[1].force = (unsigned char)bigForce;
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sendState.motors[0].force = (unsigned char)(vibration[1] >= FULLY_DOWN / 2);
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// Can't seem to have them both non-zero at once.
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if (sendState.motors[writeCount & 1].force) {
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sendState.motors[(writeCount & 1) ^ 1].force = 0;
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sendState.motors[(writeCount & 1) ^ 1].duration = 0;
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}
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writeCount++;
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int res = WriteFile(hFile, &sendState, sizeof(sendState), 0, &writeop);
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return (res || GetLastError() == ERROR_IO_PENDING);
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}
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return 1;
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}
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DualShock3Device(int index, wchar_t *name, wchar_t *path)
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: Device(DS3, OTHER, name, path, L"DualShock 3")
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{
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writeCount = 0;
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writing = 0;
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writeQueued = 0;
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memset(&readop, 0, sizeof(readop));
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memset(&writeop, 0, sizeof(writeop));
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memset(&sendState, 0, sizeof(sendState));
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sendState.id = 1;
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int temp = (index & 4);
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sendState.lightFlags = (1 << (temp + 1));
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sendState.lights[3 - temp].duration = 0xFF;
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sendState.lights[3 - temp].dunno[0] = 1;
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sendState.lights[3 - temp].on = 1;
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memset(ps2Vibration, 0, sizeof(ps2Vibration));
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vibration[0] = vibration[1] = 0;
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this->index = index;
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int i;
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for (i = 0; i < 16; i++) {
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if (i != 14 && i != 15 && i != 8 && i != 9) {
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AddPhysicalControl(PRESSURE_BTN, i, 0);
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} else {
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AddPhysicalControl(PSHBTN, i, 0);
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}
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}
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for (; i < 23; i++) {
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AddPhysicalControl(ABSAXIS, i, 0);
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}
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AddFFAxis(L"Big Motor", 0);
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AddFFAxis(L"Small Motor", 1);
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AddFFEffectType(L"Constant Effect", L"Constant", EFFECT_CONSTANT);
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hFile = INVALID_HANDLE_VALUE;
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}
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wchar_t *GetPhysicalControlName(PhysicalControl *c)
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{
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const static wchar_t *names[] = {
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L"Square",
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L"Cross",
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L"Circle",
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L"Triangle",
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L"R1",
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L"L1",
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L"R2",
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L"L2",
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L"R3",
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L"L3",
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L"Left",
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L"Down",
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L"Right",
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L"Up",
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L"Start",
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L"Select",
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L"L-Stick X",
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L"L-Stick Y",
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L"R-Stick X",
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L"R-Stick Y",
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L"Left/Right Tilt",
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L"Forward/Back Tilt",
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L"???",
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};
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unsigned int i = (unsigned int)(c - physicalControls);
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if (i < sizeof(names) / sizeof(names[0])) {
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return (wchar_t *)names[i];
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}
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return Device::GetPhysicalControlName(c);
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}
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int Activate(InitInfo *initInfo)
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{
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if (active)
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Deactivate();
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// Give grace period before get mad.
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lastWrite = dataLastReceived = GetTickCount();
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readop.hEvent = CreateEvent(0, 0, 0, 0);
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writeop.hEvent = CreateEvent(0, 0, 0, 0);
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hFile = CreateFileW(instanceID, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, OPEN_EXISTING, FILE_FLAG_OVERLAPPED, 0);
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if (!readop.hEvent || !writeop.hEvent || hFile == INVALID_HANDLE_VALUE ||
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!StartRead()) {
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Deactivate();
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return 0;
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}
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active = 1;
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AllocState();
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return 1;
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}
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int Update()
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{
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if (!active)
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return 0;
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HANDLE h[2] = {
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readop.hEvent,
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writeop.hEvent};
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unsigned int time = GetTickCount();
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if (time - lastWrite > UPDATE_INTERVAL) {
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QueueWrite();
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}
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while (1) {
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DWORD res = WaitForMultipleObjects(2, h, 0, 0);
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if (res == WAIT_OBJECT_0) {
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dataLastReceived = time;
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if (!StartRead()) {
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Deactivate();
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return 0;
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}
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physicalControlState[0] = CharToButton(getState[25]);
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physicalControlState[1] = CharToButton(getState[24]);
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physicalControlState[2] = CharToButton(getState[23]);
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physicalControlState[3] = CharToButton(getState[22]);
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physicalControlState[4] = CharToButton(getState[21]);
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physicalControlState[5] = CharToButton(getState[20]);
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physicalControlState[6] = CharToButton(getState[19]);
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physicalControlState[7] = CharToButton(getState[18]);
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physicalControlState[10] = CharToButton(getState[17]);
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physicalControlState[11] = CharToButton(getState[16]);
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physicalControlState[12] = CharToButton(getState[15]);
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physicalControlState[13] = CharToButton(getState[14]);
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physicalControlState[8] = ((getState[2] & 4) / 4) * FULLY_DOWN;
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physicalControlState[9] = ((getState[2] & 2) / 2) * FULLY_DOWN;
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physicalControlState[15] = ((getState[2] & 1) / 1) * FULLY_DOWN;
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physicalControlState[14] = ((getState[2] & 8) / 8) * FULLY_DOWN;
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physicalControlState[16] = CharToAxis(getState[6]);
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physicalControlState[17] = CharToAxis(getState[7]);
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physicalControlState[18] = CharToAxis(getState[8]);
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physicalControlState[19] = CharToAxis(getState[9]);
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physicalControlState[20] = CharToAxis(getState[42] + 128);
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physicalControlState[21] = CharToAxis(getState[44] + 128);
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physicalControlState[22] = CharToAxis(getState[46] + 128);
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continue;
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} else if (res == WAIT_OBJECT_0 + 1) {
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writing = 0;
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if (!writeQueued && (vibration[0] | vibration[1])) {
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QueueWrite();
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}
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if (!StartWrite()) {
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Deactivate();
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return 0;
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}
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} else {
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if (time - dataLastReceived >= DEVICE_CHECK_DELAY) {
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if (time - dataLastReceived >= DEVICE_ENUM_DELAY) {
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DS3Enum(time);
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}
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DS3Check(time);
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QueueWrite();
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}
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}
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break;
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}
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return 1;
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}
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void SetEffects(unsigned char port, unsigned int slot, unsigned char motor, unsigned char force)
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{
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ps2Vibration[port][slot][motor] = force;
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vibration[0] = vibration[1] = 0;
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for (int p = 0; p < 2; p++) {
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for (int s = 0; s < 4; s++) {
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int padtype = config.padConfigs[p][s].type;
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for (int i = 0; i < pads[p][s][padtype].numFFBindings; i++) {
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// Technically should also be a *65535/BASE_SENSITIVITY, but that's close enough to 1 for me.
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ForceFeedbackBinding *ffb = &pads[p][s][padtype].ffBindings[i];
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vibration[0] += (int)((ffb->axes[0].force * (__int64)ps2Vibration[p][s][ffb->motor]) / 255);
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vibration[1] += (int)((ffb->axes[1].force * (__int64)ps2Vibration[p][s][ffb->motor]) / 255);
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}
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}
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}
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// Make sure at least 2 writes are queued, to update both motors.
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QueueWrite();
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QueueWrite();
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}
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void SetEffect(ForceFeedbackBinding *binding, unsigned char force)
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{
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PadBindings pBackup = pads[0][0][0];
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pads[0][0][0].ffBindings = binding;
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pads[0][0][0].numFFBindings = 1;
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SetEffects(0, 0, binding->motor, 255);
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pads[0][0][0] = pBackup;
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}
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void Deactivate()
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{
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if (hFile != INVALID_HANDLE_VALUE) {
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CancelIo(hFile);
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CloseHandle(hFile);
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hFile = INVALID_HANDLE_VALUE;
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}
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if (readop.hEvent) {
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CloseHandle(readop.hEvent);
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}
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if (writeop.hEvent) {
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CloseHandle(writeop.hEvent);
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}
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writing = 0;
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writeQueued = 0;
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memset(ps2Vibration, 0, sizeof(ps2Vibration));
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vibration[0] = vibration[1] = 0;
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FreeState();
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active = 0;
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}
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~DualShock3Device()
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{
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}
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};
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void EnumDualShock3s()
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{
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if (!InitLibUsb())
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return;
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HidDeviceInfo *foundDevs = 0;
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int numDevs = FindHids(&foundDevs, VID, PID);
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if (!numDevs)
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return;
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int index = 0;
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for (int i = 0; i < numDevs; i++) {
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if (foundDevs[i].caps.FeatureReportByteLength == 49 &&
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foundDevs[i].caps.InputReportByteLength == 49 &&
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foundDevs[i].caps.OutputReportByteLength == 49) {
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wchar_t temp[100];
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wsprintfW(temp, L"DualShock 3 #%i", index + 1);
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dm->AddDevice(new DualShock3Device(index, temp, foundDevs[i].path));
|
|
index++;
|
|
}
|
|
free(foundDevs[i].path);
|
|
}
|
|
free(foundDevs);
|
|
}
|