Update Files

Kha/Kinc/Backends/System/FreeBSD/Sources/kinc/backend/input/gamepad.cpp

@@ -0,0 +1,128 @@
+#include "gamepad.h"
+
+#include <kinc/input/gamepad.h>
+
+#include <fcntl.h>
+#include <linux/joystick.h>
+#include <stdio.h>
+#include <string.h>
+#include <sys/ioctl.h>
+#include <unistd.h>
+
+using namespace Kore;
+
+namespace {
+
+	struct HIDGamepad {
+		HIDGamepad();
+		~HIDGamepad();
+		void init(int index);
+		void update();
+
+		int idx;
+		char gamepad_dev_name[256];
+		char name[384];
+		int file_descriptor;
+		bool connected;
+		js_event gamepadEvent;
+
+		void open();
+		void close();
+		void processEvent(js_event e);
+	};
+
+	HIDGamepad::HIDGamepad() {}
+
+	void HIDGamepad::init(int index) {
+		file_descriptor = -1;
+		connected = false;
+		gamepad_dev_name[0] = 0;
+		if (index >= 0 && index < 12) {
+			idx = index;
+			snprintf(gamepad_dev_name, sizeof(gamepad_dev_name), "/dev/input/js%d", idx);
+			open();
+		}
+	}
+
+	HIDGamepad::~HIDGamepad() {
+		close();
+	}
+
+	void HIDGamepad::open() {
+		file_descriptor = ::open(gamepad_dev_name, O_RDONLY | O_NONBLOCK);
+		if (file_descriptor < 0) {
+			connected = false;
+		}
+		else {
+			connected = true;
+
+			char buf[128];
+			if (ioctl(file_descriptor, JSIOCGNAME(sizeof(buf)), buf) < 0)
+				strncpy(buf, "Unknown", sizeof(buf));
+			snprintf(name, sizeof(name), "%s%s%s%s", buf, " (", gamepad_dev_name, ")");
+			kinc_internal_gamepad_trigger_connect(idx);
+		}
+	}
+
+	void HIDGamepad::close() {
+		if (connected) {
+			kinc_internal_gamepad_trigger_disconnect(idx);
+			::close(file_descriptor);
+			file_descriptor = -1;
+			connected = false;
+		}
+	}
+
+	void HIDGamepad::update() {
+		if (connected) {
+			while (read(file_descriptor, &gamepadEvent, sizeof(gamepadEvent)) > 0) {
+				processEvent(gamepadEvent);
+			}
+		}
+	}
+
+	void HIDGamepad::processEvent(js_event e) {
+		switch (e.type) {
+		case JS_EVENT_BUTTON:
+			kinc_internal_gamepad_trigger_button(idx, e.number, e.value);
+			break;
+		case JS_EVENT_AXIS: {
+			float value = e.number % 2 == 0 ? e.value : -e.value;
+			kinc_internal_gamepad_trigger_axis(idx, e.number, value / 32767.0f);
+			break;
+		}
+		default:
+			break;
+		}
+	}
+
+	HIDGamepad gamepads[KINC_GAMEPAD_MAX_COUNT];
+}
+
+void Kore::initHIDGamepads() {
+	for (int i = 0; i < KINC_GAMEPAD_MAX_COUNT; ++i) {
+		gamepads[i].init(i);
+	}
+}
+
+void Kore::updateHIDGamepads() {
+	for (int i = 0; i < KINC_GAMEPAD_MAX_COUNT; ++i) {
+		gamepads[i].update();
+	}
+}
+
+void Kore::closeHIDGamepads() {}
+
+const char *kinc_gamepad_vendor(int gamepad) {
+	return "Linux gamepad";
+}
+
+const char *kinc_gamepad_product_name(int gamepad) {
+	return gamepad >= 0 && gamepad < KINC_GAMEPAD_MAX_COUNT ? gamepads[gamepad].name : "";
+}
+
+bool kinc_gamepad_connected(int gamepad) {
+	return gamepad >= 0 && gamepad < KINC_GAMEPAD_MAX_COUNT && gamepads[gamepad].connected;
+}
+
+void kinc_gamepad_rumble(int gamepad, float left, float right) {}

Kha/Kinc/Backends/System/FreeBSD/Sources/kinc/backend/input/gamepad.h

@@ -0,0 +1,7 @@
+#pragma once
+
+namespace Kore {
+	void initHIDGamepads();
+	void updateHIDGamepads();
+	void closeHIDGamepads();
+}