missing file from previous commit
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Flyinghead
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4425587389
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#include "../input/gamepad_device.h"
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#include "evdev.h"
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#include "rend/gui.h"
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class EvdevGamepadDevice : public GamepadDevice
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{
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public:
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EvdevGamepadDevice(int maple_port, const char *devnode, int fd, const char *mapping_file = NULL)
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: GamepadDevice(maple_port, "evdev"), _fd(fd), _rumble_effect_id(-1), _devnode(devnode)
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{
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fcntl(fd, F_SETFL, O_NONBLOCK);
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char name[256] = "Unknown";
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if (ioctl(fd, EVIOCGNAME(sizeof(name)), name) < 0)
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perror("evdev: ioctl(EVIOCGNAME)");
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else
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printf("evdev: Opened device '%s' ", name);
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_name = name;
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if (!find_mapping(mapping_file))
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{
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#if defined(TARGET_PANDORA)
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mapping_file = "controller_pandora.cfg";
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#elif defined(TARGET_GCW0)
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mapping_file = "controller_gcwz.cfg";
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#else
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if (!strcmp(name, "Microsoft X-Box 360 pad")
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|| !strcmp(name, "Xbox 360 Wireless Receiver")
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|| !strcmp(name, "Xbox 360 Wireless Receiver (XBOX)"))
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{
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mapping_file = "controller_xpad.cfg";
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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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mapping_file = "controller_xboxdrv.cfg";
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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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mapping_file = "keyboard.cfg";
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}
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else
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{
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mapping_file = "controller_generic.cfg";
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}
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#endif
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if (find_mapping(mapping_file))
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{
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printf("using default mapping '%s'\n", input_mapper->name.c_str());
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input_mapper = new InputMapping(*input_mapper);
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}
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else
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input_mapper = new IdentityInputMapping();
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input_mapper->name = _name + " mapping";
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save_mapping();
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}
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else
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printf("using custom mapping '%s'\n", input_mapper->name.c_str());
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auto it = evdev_gamepads.find(_devnode);
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if (it != evdev_gamepads.end())
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delete it->second;
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evdev_gamepads[_devnode] = this;
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}
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virtual ~EvdevGamepadDevice() override
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{
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printf("evdev: Device '%s' on port %d disconnected\n", _name.c_str(), maple_port());
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close(_fd);
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evdev_gamepads.erase(_devnode);
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}
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// FIXME add to base class
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void Rumble(u16 pow_strong, u16 pow_weak)
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{
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printf("RUMBLE: %u / %u (%d)\n", pow_strong, pow_weak, _rumble_effect_id);
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struct ff_effect effect;
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effect.type = FF_RUMBLE;
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effect.id = _rumble_effect_id;
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effect.u.rumble.strong_magnitude = pow_strong;
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effect.u.rumble.weak_magnitude = pow_weak;
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effect.replay.length = 0;
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effect.replay.delay = 0;
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if (ioctl(_fd, EVIOCSFF, &effect) == -1)
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{
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perror("evdev: Force feedback error");
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_rumble_effect_id = -2;
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}
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else
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{
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_rumble_effect_id = effect.id;
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// Let's play the effect
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input_event play;
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play.type = EV_FF;
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play.code = effect.id;
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play.value = 1;
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if (write(_fd, (const void*) &play, sizeof(play)) == -1)
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{
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perror("evdev: Force feedback error");
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_rumble_effect_id = -2;
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}
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}
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}
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static EvdevGamepadDevice *GetControllerForPort(int port)
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{
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for (auto pair : evdev_gamepads)
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if (pair.second->maple_port() == port)
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return pair.second;
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return NULL;
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}
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static EvdevGamepadDevice *GetControllerForDevnode(const char *devnode)
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{
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auto it = evdev_gamepads.find(devnode);
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if (it == evdev_gamepads.end())
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return NULL;
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return it->second;
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}
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static void PollDevices()
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{
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for (auto pair : evdev_gamepads)
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pair.second->read_input();
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}
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static void CloseDevices()
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{
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while (!evdev_gamepads.empty())
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delete evdev_gamepads.begin()->second;
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}
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protected:
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virtual void load_axis_min_max(u32 axis) override
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{
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struct input_absinfo abs;
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if (ioctl(_fd, EVIOCGABS(axis), &abs))
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{
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perror("evdev: ioctl(EVIOCGABS)");
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axis_ranges[axis] = 255;
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axis_min_values[axis] = 0;
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return;
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}
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axis_min_values[axis] = abs.minimum;
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axis_ranges[axis] = abs.maximum - abs.minimum;
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printf("evdev: range of axis %d is from %d to %d\n", axis, axis_min_values[axis], axis_min_values[axis] + axis_ranges[axis]);
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}
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private:
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void read_input()
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{
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input_event ie;
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while (read(_fd, &ie, sizeof(ie)) == sizeof(ie))
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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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gamepad_btn_input(ie.code, ie.value != 0);
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break;
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case EV_ABS:
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gamepad_axis_input(ie.code, ie.value);
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break;
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}
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}
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}
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int _fd;
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std::string _devnode;
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int _rumble_effect_id;
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static std::map<std::string, EvdevGamepadDevice*> evdev_gamepads;
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};
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std::map<std::string, EvdevGamepadDevice*> EvdevGamepadDevice::evdev_gamepads;
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