Function input_detection

src/graphics.cpp:643–682

	XFreeCursor(x11_display, x11_cursor);
}
void input_detection() {
	XEvent x11_event;
	while(running) {
		XNextEvent(x11_display, &x11_event);
		if(!x11_cursor_movement_captured&&x11_event.type==MotionNotify) { // to avoid cursor movement being captured before cursor has been centered
			camera.input_mouse_moved((int)x11_event.xmotion.x, (int)x11_event.xmotion.y);
			x11_cursor_movement_captured = true;
		} else if(x11_event.type==ButtonPress) { // counterpart: ButtonRelease
			const int x11_button = x11_event.xbutton.button;
			if(x11_button==Button4) { // scroll up
				camera.input_scroll_up();
			} else if(x11_button==Button5) { // scroll down
				camera.input_scroll_down();
			} else if(x11_button==Button1||x11_button==Button2||x11_button==Button3) {
				if(!camera.lockmouse) {
					show_cursor();
				} else {
					hide_cursor();
					XWarpPointer(x11_display, x11_window, x11_window, 0, 0, camera.width, camera.height, (int)camera.width/2, (int)camera.height/2); // reset cursor
				}
				camera.input_key('U');
			}
		} else if(x11_event.type==KeyPress) {
			const int key = key_linux((int)x11_event.xkey.keycode);
			if(key=='U') {
				if(!camera.lockmouse) {
					show_cursor();
				} else {
					hide_cursor();
					XWarpPointer(x11_display, x11_window, x11_window, 0, 0, camera.width, camera.height, (int)camera.width/2, (int)camera.height/2); // reset cursor
				}
			}
			camera.set_key_state(key, true);
			key_bindings(key);
		} else if(x11_event.type==KeyRelease) {
			const int key = key_linux((int)x11_event.xkey.keycode);
			camera.set_key_state(key, false);
		}
	}
}
int main(int argc, char* argv[]) {
	main_arguments = get_main_arguments(argc, argv);