412 lines
11 KiB
C++
412 lines
11 KiB
C++
/*************************************************************************/
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/* input.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2015 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "input.h"
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#include "input_map.h"
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#include "os/os.h"
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#include "globals.h"
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Input *Input::singleton=NULL;
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Input *Input::get_singleton() {
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return singleton;
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}
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void Input::set_mouse_mode(MouseMode p_mode) {
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ERR_FAIL_INDEX(p_mode,3);
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OS::get_singleton()->set_mouse_mode((OS::MouseMode)p_mode);
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}
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Input::MouseMode Input::get_mouse_mode() const {
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return (MouseMode)OS::get_singleton()->get_mouse_mode();
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}
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void Input::_bind_methods() {
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ObjectTypeDB::bind_method(_MD("is_key_pressed","scancode"),&Input::is_key_pressed);
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ObjectTypeDB::bind_method(_MD("is_mouse_button_pressed","button"),&Input::is_mouse_button_pressed);
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ObjectTypeDB::bind_method(_MD("is_joy_button_pressed","device","button"),&Input::is_joy_button_pressed);
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ObjectTypeDB::bind_method(_MD("is_action_pressed","action"),&Input::is_action_pressed);
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ObjectTypeDB::bind_method(_MD("get_joy_axis","device","axis"),&Input::get_joy_axis);
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ObjectTypeDB::bind_method(_MD("get_joy_name","device"),&Input::get_joy_name);
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ObjectTypeDB::bind_method(_MD("get_accelerometer"),&Input::get_accelerometer);
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//ObjectTypeDB::bind_method(_MD("get_mouse_pos"),&Input::get_mouse_pos); - this is not the function you want
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ObjectTypeDB::bind_method(_MD("get_mouse_speed"),&Input::get_mouse_speed);
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ObjectTypeDB::bind_method(_MD("get_mouse_button_mask"),&Input::get_mouse_button_mask);
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ObjectTypeDB::bind_method(_MD("set_mouse_mode","mode"),&Input::set_mouse_mode);
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ObjectTypeDB::bind_method(_MD("get_mouse_mode"),&Input::get_mouse_mode);
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ObjectTypeDB::bind_method(_MD("warp_mouse_pos","to"),&Input::warp_mouse_pos);
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ObjectTypeDB::bind_method(_MD("action_press"),&Input::action_press);
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ObjectTypeDB::bind_method(_MD("action_release"),&Input::action_release);
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BIND_CONSTANT( MOUSE_MODE_VISIBLE );
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BIND_CONSTANT( MOUSE_MODE_HIDDEN );
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BIND_CONSTANT( MOUSE_MODE_CAPTURED );
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ADD_SIGNAL( MethodInfo("joy_connection_changed", PropertyInfo(Variant::INT, "index"), PropertyInfo(Variant::BOOL, "connected")) );
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}
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void Input::get_argument_options(const StringName& p_function,int p_idx,List<String>*r_options) const {
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#ifdef TOOLS_ENABLED
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String pf=p_function;
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if (p_idx==0 && (pf=="is_action_pressed" || pf=="action_press" || pf=="action_release")) {
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List<PropertyInfo> pinfo;
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Globals::get_singleton()->get_property_list(&pinfo);
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for(List<PropertyInfo>::Element *E=pinfo.front();E;E=E->next()) {
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const PropertyInfo &pi=E->get();
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if (!pi.name.begins_with("input/"))
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continue;
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String name = pi.name.substr(pi.name.find("/")+1,pi.name.length());
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r_options->push_back("\""+name+"\"");
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}
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}
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#endif
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}
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Input::Input() {
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singleton=this;
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}
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//////////////////////////////////////////////////////////
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void InputDefault::SpeedTrack::update(const Vector2& p_delta_p) {
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uint64_t tick = OS::get_singleton()->get_ticks_usec();
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uint32_t tdiff = tick-last_tick;
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float delta_t = tdiff / 1000000.0;
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last_tick=tick;
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accum+=p_delta_p;
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accum_t+=delta_t;
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if (accum_t>max_ref_frame*10)
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accum_t=max_ref_frame*10;
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while( accum_t>=min_ref_frame ) {
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float slice_t = min_ref_frame / accum_t;
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Vector2 slice = accum*slice_t;
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accum=accum-slice;
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accum_t-=min_ref_frame;
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speed=(slice/min_ref_frame).linear_interpolate(speed,min_ref_frame/max_ref_frame);
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}
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}
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void InputDefault::SpeedTrack::reset() {
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last_tick = OS::get_singleton()->get_ticks_usec();
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speed=Vector2();
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accum_t=0;
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}
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InputDefault::SpeedTrack::SpeedTrack() {
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min_ref_frame=0.1;
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max_ref_frame=0.3;
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reset();
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}
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bool InputDefault::is_key_pressed(int p_scancode) {
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_THREAD_SAFE_METHOD_
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return keys_pressed.has(p_scancode);
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}
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bool InputDefault::is_mouse_button_pressed(int p_button) {
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_THREAD_SAFE_METHOD_
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return (mouse_button_mask&(1<<p_button))!=0;
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}
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static int _combine_device(int p_value,int p_device) {
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return p_value|(p_device<<20);
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}
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bool InputDefault::is_joy_button_pressed(int p_device, int p_button) {
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_THREAD_SAFE_METHOD_
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return joy_buttons_pressed.has(_combine_device(p_button,p_device));
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}
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bool InputDefault::is_action_pressed(const StringName& p_action) {
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if (custom_action_press.has(p_action))
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return true; //simpler
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const List<InputEvent> *alist = InputMap::get_singleton()->get_action_list(p_action);
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if (!alist)
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return NULL;
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for (const List<InputEvent>::Element *E=alist->front();E;E=E->next()) {
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int device=E->get().device;
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switch(E->get().type) {
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case InputEvent::KEY: {
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const InputEventKey &iek=E->get().key;
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if ((keys_pressed.has(iek.scancode)))
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return true;
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} break;
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case InputEvent::MOUSE_BUTTON: {
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const InputEventMouseButton &iemb=E->get().mouse_button;
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if(mouse_button_mask&(1<<iemb.button_index))
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return true;
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} break;
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case InputEvent::JOYSTICK_BUTTON: {
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const InputEventJoystickButton &iejb=E->get().joy_button;
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int c = _combine_device(iejb.button_index,device);
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if (joy_buttons_pressed.has(c))
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return true;
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} break;
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}
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}
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return false;
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}
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float InputDefault::get_joy_axis(int p_device,int p_axis) {
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_THREAD_SAFE_METHOD_
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int c = _combine_device(p_axis,p_device);
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if (joy_axis.has(c)) {
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return joy_axis[c];
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} else {
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return 0;
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}
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}
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String InputDefault::get_joy_name(int p_idx) {
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_THREAD_SAFE_METHOD_
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return joy_names[p_idx];
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};
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void InputDefault::joy_connection_changed(int p_idx, bool p_connected, String p_name) {
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_THREAD_SAFE_METHOD_
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joy_names[p_idx] = p_connected ? p_name : "";
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emit_signal("joy_connection_changed", p_idx, p_connected);
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};
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Vector3 InputDefault::get_accelerometer() {
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_THREAD_SAFE_METHOD_
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return accelerometer;
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}
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void InputDefault::parse_input_event(const InputEvent& p_event) {
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_THREAD_SAFE_METHOD_
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switch(p_event.type) {
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case InputEvent::KEY: {
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if (p_event.key.echo)
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break;
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if (p_event.key.scancode==0)
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break;
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// print_line(p_event);
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if (p_event.key.pressed)
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keys_pressed.insert(p_event.key.scancode);
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else
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keys_pressed.erase(p_event.key.scancode);
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} break;
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case InputEvent::MOUSE_BUTTON: {
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if (p_event.mouse_button.doubleclick)
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break;
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if (p_event.mouse_button.pressed)
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mouse_button_mask|=(1<<p_event.mouse_button.button_index);
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else
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mouse_button_mask&=~(1<<p_event.mouse_button.button_index);
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if (main_loop && emulate_touch && p_event.mouse_button.button_index==1) {
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InputEventScreenTouch touch_event;
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touch_event.index=0;
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touch_event.pressed=p_event.mouse_button.pressed;
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touch_event.x=p_event.mouse_button.x;
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touch_event.y=p_event.mouse_button.y;
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InputEvent ev;
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ev.type=InputEvent::SCREEN_TOUCH;
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ev.screen_touch=touch_event;
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main_loop->input_event(ev);
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}
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} break;
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case InputEvent::MOUSE_MOTION: {
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if (main_loop && emulate_touch && p_event.mouse_motion.button_mask&1) {
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InputEventScreenDrag drag_event;
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drag_event.index=0;
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drag_event.x=p_event.mouse_motion.x;
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drag_event.y=p_event.mouse_motion.y;
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drag_event.relative_x=p_event.mouse_motion.relative_x;
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drag_event.relative_y=p_event.mouse_motion.relative_y;
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drag_event.speed_x=p_event.mouse_motion.speed_x;
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drag_event.speed_y=p_event.mouse_motion.speed_y;
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InputEvent ev;
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ev.type=InputEvent::SCREEN_DRAG;
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ev.screen_drag=drag_event;
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main_loop->input_event(ev);
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}
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} break;
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case InputEvent::JOYSTICK_BUTTON: {
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int c = _combine_device(p_event.joy_button.button_index,p_event.device);
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if (p_event.joy_button.pressed)
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joy_buttons_pressed.insert(c);
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else
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joy_buttons_pressed.erase(c);
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} break;
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case InputEvent::JOYSTICK_MOTION: {
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set_joy_axis(p_event.device, p_event.joy_motion.axis, p_event.joy_motion.axis_value);
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} break;
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}
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if (main_loop)
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main_loop->input_event(p_event);
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}
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void InputDefault::set_joy_axis(int p_device,int p_axis,float p_value) {
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_THREAD_SAFE_METHOD_
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int c = _combine_device(p_axis,p_device);
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joy_axis[c]=p_value;
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}
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void InputDefault::set_accelerometer(const Vector3& p_accel) {
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_THREAD_SAFE_METHOD_
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accelerometer=p_accel;
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}
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void InputDefault::set_main_loop(MainLoop *p_main_loop) {
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main_loop=p_main_loop;
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}
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void InputDefault::set_mouse_pos(const Point2& p_posf) {
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mouse_speed_track.update(p_posf-mouse_pos);
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mouse_pos=p_posf;
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}
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Point2 InputDefault::get_mouse_pos() const {
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return mouse_pos;
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}
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Point2 InputDefault::get_mouse_speed() const {
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return mouse_speed_track.speed;
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}
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int InputDefault::get_mouse_button_mask() const {
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return OS::get_singleton()->get_mouse_button_state();
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}
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void InputDefault::warp_mouse_pos(const Vector2& p_to) {
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OS::get_singleton()->warp_mouse_pos(p_to);
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}
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void InputDefault::iteration(float p_step) {
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}
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void InputDefault::action_press(const StringName& p_action) {
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if (custom_action_press.has(p_action)) {
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custom_action_press[p_action]++;
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} else {
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custom_action_press[p_action]=1;
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}
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}
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void InputDefault::action_release(const StringName& p_action){
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ERR_FAIL_COND(!custom_action_press.has(p_action));
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custom_action_press[p_action]--;
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if (custom_action_press[p_action]==0) {
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custom_action_press.erase(p_action);
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}
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}
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void InputDefault::set_emulate_touch(bool p_emulate) {
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emulate_touch=p_emulate;
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}
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bool InputDefault::is_emulating_touchscreen() const {
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return emulate_touch;
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}
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InputDefault::InputDefault() {
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mouse_button_mask=0;
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emulate_touch=false;
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main_loop=NULL;
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}
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