Changeset 467 in flair-src for trunk/tools/Controller/DualShock3/src/DualShock3.cpp

Timestamp:

Mar 9, 2022, 5:44:06 PM (3 years ago)

Author:

Sanahuja Guillaume

Message:

change default usb method for ds3, now input event, no need to be root

File:

• trunk/tools/Controller/DualShock3/src/DualShock3.cpp (modified) (9 diffs)

trunk/tools/Controller/DualShock3/src/DualShock3.cpp

@@ -39 +39 @@
 #include <bluetooth/hci_lib.h>
 #include <sys/file.h>
+#include <linux/input.h>
 
 #define USB_DIR_IN 0x80
@@ -113 +114 @@
   dataSize = 6;
   datas = new int8_t[dataSize];
+  for(int i=0;i<dataSize;i++) datas[i]=0;
 
   GroupBox *settingsGroupBox =
@@ -148 +150 @@
       setup_device(dev);
     }
-  } else if (connectionType == Usb) {
+  } else if (connectionType == UsbHidRaw) {
     int nr, i;
     unsigned char buf[128];
@@ -180 +182 @@
     }
     if (i == 255) {
-      Thread::Err("sixad-raw::open(hidrawX) - failed to open hidraw device\n");
+      Thread::Err("open(hidrawX) - failed to open hidraw device\n");
       return;
     }
@@ -186 +188 @@
     // block until PS button is pressed
     if ((nr = read(usb_fd, buf, sizeof(buf))) < 0) {
-      Thread::Err("sixad-raw::read(fd) - failed to read from device\n");
+      Thread::Err("read(fd) - failed to read from device\n");
     }
 
     if (nr < 49 || nr > 50) {
-      Thread::Err("sixad-raw::read(fd) - not a sixaxis (nr = %i )\n", nr);
+      Thread::Err("read(fd) - not a sixaxis (nr = %i )\n", nr);
+    }
+  } else if (connectionType == UsbEvent) {
+    int nr, i;
+    unsigned char buf[128];
+
+    for (i = 0; i < 255; i++) {
+      ostringstream dev_name;
+      dev_name << "/dev/input/event" << i;
+      if ((usb_fd = open(dev_name.str().c_str(), O_RDONLY)) >= 0) {
+        int res=flock(usb_fd, LOCK_EX|LOCK_NB);
+        if(res<0) {
+          Thread::Warn("%s seems to be locked by another application\n", dev_name.str().c_str());
+          close(usb_fd);
+          continue;
+        }
+       
+        unsigned short id[4];
+        res = ioctl(usb_fd, EVIOCGID, id);
+        if (res < 0) {
+          Thread::Err("ioctl error (EVIOCGID) on %s\n",dev_name.str().c_str());
+        } else {
+          if (id[ID_VENDOR] == 0x054c && id[ID_PRODUCT] == 0x0268) {
+            Printf("successfully opened %s\n", dev_name.str().c_str());
+            Printf("Press PS button to turn the controller on\n");
+            break;
+          }
+        }
+        flock(usb_fd, LOCK_UN);
+        close(usb_fd);
+      }
+    }
+    if (i == 255) {
+      Thread::Err("open(/dev/input/eventX) - failed to open event device\n");
+      Thread::Err("you can try with the old usb_hidraw method\n");
+      return;
+    }
+    
+    // block until PS button is pressed
+    struct input_event tmp;
+    if ((nr = read(usb_fd, &tmp, sizeof(struct input_event))) < 0) {
+      Thread::Err("read(fd) - failed to read from device\n");
     }
   }
@@ -197 +240 @@
 
 DualShock3::~DualShock3() {
-  if (connectionType == Usb) {
+  if (connectionType == UsbHidRaw || connectionType == UsbEvent) {
     flock(usb_fd, LOCK_UN);
     close(usb_fd);
@@ -335 +378 @@
     return false;
 
-  } else if (connectionType == Usb) {
+  } else if (connectionType == UsbHidRaw) {
     int nr = read(usb_fd, report, sizeof(report));
     return parse_report_sixaxis_ds3(report, nr);
+  } else if (connectionType == UsbEvent) {
+    return parse_input_event();
   }
   return false;
+}
+
+uint8_t DualShock3::SetBitValue(int8_t &reg,uint8_t mask,uint8_t value) {
+  reg=(reg&~mask) | value*mask; 
+}
+
+bool DualShock3::parse_input_event(void) {
+  struct input_event ev[64];
+        int i, rd;
+
+  rd = read(usb_fd, ev, sizeof(struct input_event) * 64);
+
+  if (rd < (int) sizeof(struct input_event)) {
+    printf("expected %d bytes, got %d\n", (int) sizeof(struct input_event), rd);
+    return false;
+  }
+
+  for (i = 0; i < rd / sizeof(struct input_event); i++) {
+    if (ev[i].type == EV_ABS) {
+      //code 2 and 5 are z/rz (l2 and r2)
+      if(ev[i].code==0) datas[2] = compute_dead_zone(0, ev[i].value);//x
+      if(ev[i].code==1) datas[3] = compute_dead_zone(1, ev[i].value);//y
+      if(ev[i].code==3) datas[4] = compute_dead_zone(2, ev[i].value);//rx
+      if(ev[i].code==4) datas[5] = compute_dead_zone(3, ev[i].value);//ry
+    }
+    if (ev[i].type == EV_KEY) {
+      if(ev[i].code==BTN_START) SetBitValue(datas[0],0x08,ev[i].value);
+      if(ev[i].code==BTN_SELECT) SetBitValue(datas[0],0x01,ev[i].value);
+      if(ev[i].code==BTN_WEST) SetBitValue(datas[1],0x80,ev[i].value);// square
+      if(ev[i].code==BTN_NORTH) SetBitValue(datas[1],0x10,ev[i].value);// triangle
+      if(ev[i].code==BTN_EAST) SetBitValue(datas[1],0x20,ev[i].value);// circle
+      if(ev[i].code==BTN_SOUTH) SetBitValue(datas[1],0x40,ev[i].value);// cross
+      if(ev[i].code==BTN_TL) SetBitValue(datas[1],0x04,ev[i].value);
+      if(ev[i].code==BTN_TL2) SetBitValue(datas[1],0x01,ev[i].value);
+      if(ev[i].code==BTN_THUMBL) SetBitValue(datas[0],0x02,ev[i].value);
+      if(ev[i].code==BTN_TR) SetBitValue(datas[1],0x08,ev[i].value);
+      if(ev[i].code==BTN_TR2) SetBitValue(datas[1],0x02,ev[i].value);
+      if(ev[i].code==BTN_THUMBR) SetBitValue(datas[0],0x04,ev[i].value);
+      if(ev[i].code==BTN_DPAD_UP) SetBitValue(datas[0],0x10,ev[i].value);
+      if(ev[i].code==BTN_DPAD_DOWN) SetBitValue(datas[0],0x40,ev[i].value);
+      if(ev[i].code==BTN_DPAD_LEFT) SetBitValue(datas[0],0x80,ev[i].value);
+      if(ev[i].code==BTN_DPAD_RIGHT) SetBitValue(datas[0],0x20,ev[i].value);
+    }
+  
+    if (GetTime() > (last_voltage_time + 5 * (Time)1000000000)) {
+      // toute les 5 secondes
+      // report battery charge level
+      batteryChargeLevel->SetText("battery: usb connected");
+      last_voltage_time = GetTime();
+    }
+  }
+  return true;
 }
 
@@ -357 +454 @@
         batteryChargeLevel->SetText("battery: %i/5", r[30]);
       }
-      if (connectionType == Usb) {
+      if (connectionType == UsbHidRaw) {
         batteryChargeLevel->SetText("battery: usb connected");
       }
@@ -388 +485 @@
 
 void DualShock3::GetButtonData() {
-  // static uint8_t old_start_button=0;
   button->GetMutex();
   button->SetValueNoMutex(0, 0, (datas[0] & 0x08) == 0 ? 0 : 1); // start
-  /*
-      uint8_t start_button=datas[0]&0x08;
-      if (start_button!=old_start_button) {
-          if (start_button==0) {
-              Thread::Info("Debug: start button released\n");
-          } else {
-              Thread::Info("Debug: start button pressed\n");
-          }
-          old_start_button=start_button;
-      }
-  */
   button->SetValueNoMutex(1, 0, (datas[0] & 0x01) == 0 ? 0 : 1); // select
   button->SetValueNoMutex(2, 0, (datas[1] & 0x80) == 0 ? 0 : 1); // square