283 lines
11 KiB
C++
283 lines
11 KiB
C++
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/*
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* This source file is part of libRocket, the HTML/CSS Interface Middleware
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*
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* For the latest information, see http://www.librocket.com
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*
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* Copyright (c) 2008-2010 CodePoint Ltd, Shift Technology Ltd
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* 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, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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*/
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#include <GL/glfw.h>
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#include "InputGLFW.h"
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#include <Rocket/Core/Context.h>
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#include <Rocket/Core/Input.h>
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static int GetKeyModifierState();
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static void InitialiseKeymap();
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void GLFWCALL KeyCallback( int key, int action );
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void GLFWCALL CharCallback( int character, int action );
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void GLFWCALL MouseButtonCallback( int button, int action );
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void GLFWCALL MousePosCallback( int x, int y );
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void GLFWCALL MouseWheelCallback( int pos );
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static const int KEYMAP_SIZE = 512;
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static Rocket::Core::Input::KeyIdentifier key_identifier_map[KEYMAP_SIZE];
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bool InputGLFW::Initialise()
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{
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InitialiseKeymap();
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//init callbacks for glfw
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glfwSetCharCallback( CharCallback );
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glfwSetKeyCallback( KeyCallback );
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glfwSetMouseButtonCallback( MouseButtonCallback );
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glfwSetMousePosCallback( MousePosCallback );
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glfwSetMouseWheelCallback( MouseWheelCallback );
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return true;
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}
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void GLFWCALL KeyCallback( int key, int action )
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{
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if( 0 == Input::GetContext() ) { return; }
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if( GLFW_PRESS == action )
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{
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Input::GetContext()->ProcessKeyDown(key_identifier_map[key], GetKeyModifierState());
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if( key == GLFW_KEY_TAB )
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{
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Input::GetContext()->ProcessTextInput( '\t' );
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}
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if( key == GLFW_KEY_ENTER )
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{
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Input::GetContext()->ProcessTextInput( '\n' );
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}
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}
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else
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{
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Input::GetContext()->ProcessKeyUp(key_identifier_map[key], GetKeyModifierState());
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}
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}
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void GLFWCALL CharCallback( int character, int action )
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{
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if( 0 == Input::GetContext() ) { return; }
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if( GLFW_PRESS == action )
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{
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Input::GetContext()->ProcessTextInput( character );
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}
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}
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void GLFWCALL MouseButtonCallback( int button, int action )
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{
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if( 0 == Input::GetContext() ) { return; }
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if( GLFW_RELEASE == action )
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{
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Input::GetContext()->ProcessMouseButtonUp( button, GetKeyModifierState());
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}
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else
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{
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Input::GetContext()->ProcessMouseButtonDown( button, GetKeyModifierState());
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}
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}
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void GLFWCALL MousePosCallback( int x, int y )
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{
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if( 0 == Input::GetContext() ) { return; }
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Input::GetContext()->ProcessMouseMove(x, y, GetKeyModifierState());
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}
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void GLFWCALL MouseWheelCallback( int pos )
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{
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if( 0 == Input::GetContext() ) { return; }
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static int pos0 = 0;
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Input::GetContext()->ProcessMouseWheel(pos0-pos, GetKeyModifierState());
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pos0 = pos;
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}
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static int GetKeyModifierState()
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{
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int key_modifier_state = 0;
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// Query the state of all modifier keys
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if( glfwGetKey( GLFW_KEY_CAPS_LOCK ))
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{
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key_modifier_state |= Rocket::Core::Input::KM_CAPSLOCK;
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}
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if( glfwGetKey( GLFW_KEY_LSHIFT ) || glfwGetKey( GLFW_KEY_RSHIFT ) )
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{
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key_modifier_state |= Rocket::Core::Input::KM_SHIFT;
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}
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if( glfwGetKey( GLFW_KEY_KP_NUM_LOCK ))
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{
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key_modifier_state |= Rocket::Core::Input::KM_NUMLOCK;
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}
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if( glfwGetKey( GLFW_KEY_LCTRL ) || glfwGetKey( GLFW_KEY_RCTRL ) )
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{
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key_modifier_state |= Rocket::Core::Input::KM_CTRL;
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}
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if( glfwGetKey( GLFW_KEY_LALT ) || glfwGetKey( GLFW_KEY_RALT ) )
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{
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key_modifier_state |= Rocket::Core::Input::KM_ALT;
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}
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return key_modifier_state;
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}
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static void InitialiseKeymap()
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{
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// Initialise the key map with default values.
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memset(key_identifier_map, 0, sizeof(key_identifier_map));
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// Assign individual values.
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key_identifier_map['A'] = Rocket::Core::Input::KI_A;
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key_identifier_map['B'] = Rocket::Core::Input::KI_B;
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key_identifier_map['C'] = Rocket::Core::Input::KI_C;
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key_identifier_map['D'] = Rocket::Core::Input::KI_D;
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key_identifier_map['E'] = Rocket::Core::Input::KI_E;
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key_identifier_map['F'] = Rocket::Core::Input::KI_F;
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key_identifier_map['G'] = Rocket::Core::Input::KI_G;
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key_identifier_map['H'] = Rocket::Core::Input::KI_H;
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key_identifier_map['I'] = Rocket::Core::Input::KI_I;
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key_identifier_map['J'] = Rocket::Core::Input::KI_J;
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key_identifier_map['K'] = Rocket::Core::Input::KI_K;
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key_identifier_map['L'] = Rocket::Core::Input::KI_L;
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key_identifier_map['M'] = Rocket::Core::Input::KI_M;
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key_identifier_map['N'] = Rocket::Core::Input::KI_N;
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key_identifier_map['O'] = Rocket::Core::Input::KI_O;
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key_identifier_map['P'] = Rocket::Core::Input::KI_P;
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key_identifier_map['Q'] = Rocket::Core::Input::KI_Q;
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key_identifier_map['R'] = Rocket::Core::Input::KI_R;
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key_identifier_map['S'] = Rocket::Core::Input::KI_S;
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key_identifier_map['T'] = Rocket::Core::Input::KI_T;
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key_identifier_map['U'] = Rocket::Core::Input::KI_U;
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key_identifier_map['V'] = Rocket::Core::Input::KI_V;
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key_identifier_map['W'] = Rocket::Core::Input::KI_W;
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key_identifier_map['X'] = Rocket::Core::Input::KI_X;
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key_identifier_map['Y'] = Rocket::Core::Input::KI_Y;
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key_identifier_map['Z'] = Rocket::Core::Input::KI_Z;
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key_identifier_map['0'] = Rocket::Core::Input::KI_0;
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key_identifier_map['1'] = Rocket::Core::Input::KI_1;
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key_identifier_map['2'] = Rocket::Core::Input::KI_2;
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key_identifier_map['3'] = Rocket::Core::Input::KI_3;
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key_identifier_map['4'] = Rocket::Core::Input::KI_4;
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key_identifier_map['5'] = Rocket::Core::Input::KI_5;
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key_identifier_map['6'] = Rocket::Core::Input::KI_6;
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key_identifier_map['7'] = Rocket::Core::Input::KI_7;
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key_identifier_map['8'] = Rocket::Core::Input::KI_8;
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key_identifier_map['9'] = Rocket::Core::Input::KI_9;
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key_identifier_map[GLFW_KEY_BACKSPACE] = Rocket::Core::Input::KI_BACK;
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key_identifier_map[GLFW_KEY_TAB] = Rocket::Core::Input::KI_TAB;
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key_identifier_map[GLFW_KEY_ENTER] = Rocket::Core::Input::KI_RETURN;
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key_identifier_map[GLFW_KEY_PAUSE] = Rocket::Core::Input::KI_PAUSE;
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key_identifier_map[GLFW_KEY_CAPS_LOCK] = Rocket::Core::Input::KI_CAPITAL;
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key_identifier_map[GLFW_KEY_ESC] = Rocket::Core::Input::KI_ESCAPE;
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key_identifier_map[GLFW_KEY_SPACE] = Rocket::Core::Input::KI_SPACE;
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key_identifier_map[GLFW_KEY_PAGEUP] = Rocket::Core::Input::KI_PRIOR;
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key_identifier_map[GLFW_KEY_PAGEDOWN] = Rocket::Core::Input::KI_NEXT;
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key_identifier_map[GLFW_KEY_END] = Rocket::Core::Input::KI_END;
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key_identifier_map[GLFW_KEY_HOME] = Rocket::Core::Input::KI_HOME;
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key_identifier_map[GLFW_KEY_LEFT] = Rocket::Core::Input::KI_LEFT;
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key_identifier_map[GLFW_KEY_UP] = Rocket::Core::Input::KI_UP;
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key_identifier_map[GLFW_KEY_RIGHT] = Rocket::Core::Input::KI_RIGHT;
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key_identifier_map[GLFW_KEY_DOWN] = Rocket::Core::Input::KI_DOWN;
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key_identifier_map[GLFW_KEY_INSERT] = Rocket::Core::Input::KI_INSERT;
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key_identifier_map[GLFW_KEY_DEL] = Rocket::Core::Input::KI_DELETE;
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key_identifier_map[GLFW_KEY_LSUPER] = Rocket::Core::Input::KI_LWIN;
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key_identifier_map[GLFW_KEY_RSUPER] = Rocket::Core::Input::KI_RWIN;
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key_identifier_map[GLFW_KEY_KP_0] = Rocket::Core::Input::KI_NUMPAD0;
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key_identifier_map[GLFW_KEY_KP_1] = Rocket::Core::Input::KI_NUMPAD1;
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key_identifier_map[GLFW_KEY_KP_2] = Rocket::Core::Input::KI_NUMPAD2;
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key_identifier_map[GLFW_KEY_KP_3] = Rocket::Core::Input::KI_NUMPAD3;
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key_identifier_map[GLFW_KEY_KP_4] = Rocket::Core::Input::KI_NUMPAD4;
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key_identifier_map[GLFW_KEY_KP_5] = Rocket::Core::Input::KI_NUMPAD5;
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key_identifier_map[GLFW_KEY_KP_6] = Rocket::Core::Input::KI_NUMPAD6;
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key_identifier_map[GLFW_KEY_KP_7] = Rocket::Core::Input::KI_NUMPAD7;
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key_identifier_map[GLFW_KEY_KP_8] = Rocket::Core::Input::KI_NUMPAD8;
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key_identifier_map[GLFW_KEY_KP_9] = Rocket::Core::Input::KI_NUMPAD9;
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key_identifier_map[GLFW_KEY_KP_MULTIPLY] = Rocket::Core::Input::KI_MULTIPLY;
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key_identifier_map[GLFW_KEY_KP_ADD] = Rocket::Core::Input::KI_ADD;
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key_identifier_map[GLFW_KEY_KP_DECIMAL] = Rocket::Core::Input::KI_SEPARATOR; //i.e. either '.' or ','
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key_identifier_map[GLFW_KEY_KP_SUBTRACT] = Rocket::Core::Input::KI_SUBTRACT;
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key_identifier_map[GLFW_KEY_KP_DECIMAL] = Rocket::Core::Input::KI_DECIMAL;
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key_identifier_map[GLFW_KEY_KP_DIVIDE] = Rocket::Core::Input::KI_DIVIDE;
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key_identifier_map[GLFW_KEY_F1] = Rocket::Core::Input::KI_F1;
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key_identifier_map[GLFW_KEY_F2] = Rocket::Core::Input::KI_F2;
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key_identifier_map[GLFW_KEY_F3] = Rocket::Core::Input::KI_F3;
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key_identifier_map[GLFW_KEY_F4] = Rocket::Core::Input::KI_F4;
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key_identifier_map[GLFW_KEY_F5] = Rocket::Core::Input::KI_F5;
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key_identifier_map[GLFW_KEY_F6] = Rocket::Core::Input::KI_F6;
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key_identifier_map[GLFW_KEY_F7] = Rocket::Core::Input::KI_F7;
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key_identifier_map[GLFW_KEY_F8] = Rocket::Core::Input::KI_F8;
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key_identifier_map[GLFW_KEY_F9] = Rocket::Core::Input::KI_F9;
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key_identifier_map[GLFW_KEY_F10] = Rocket::Core::Input::KI_F10;
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key_identifier_map[GLFW_KEY_F11] = Rocket::Core::Input::KI_F11;
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key_identifier_map[GLFW_KEY_F12] = Rocket::Core::Input::KI_F12;
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key_identifier_map[GLFW_KEY_F13] = Rocket::Core::Input::KI_F13;
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key_identifier_map[GLFW_KEY_F14] = Rocket::Core::Input::KI_F14;
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key_identifier_map[GLFW_KEY_F15] = Rocket::Core::Input::KI_F15;
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key_identifier_map[GLFW_KEY_F16] = Rocket::Core::Input::KI_F16;
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key_identifier_map[GLFW_KEY_F17] = Rocket::Core::Input::KI_F17;
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key_identifier_map[GLFW_KEY_F18] = Rocket::Core::Input::KI_F18;
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key_identifier_map[GLFW_KEY_F19] = Rocket::Core::Input::KI_F19;
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key_identifier_map[GLFW_KEY_F20] = Rocket::Core::Input::KI_F20;
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key_identifier_map[GLFW_KEY_F21] = Rocket::Core::Input::KI_F21;
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key_identifier_map[GLFW_KEY_F22] = Rocket::Core::Input::KI_F22;
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key_identifier_map[GLFW_KEY_F23] = Rocket::Core::Input::KI_F23;
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key_identifier_map[GLFW_KEY_F24] = Rocket::Core::Input::KI_F24;
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key_identifier_map[GLFW_KEY_KP_NUM_LOCK] = Rocket::Core::Input::KI_NUMLOCK;
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key_identifier_map[GLFW_KEY_SCROLL_LOCK] = Rocket::Core::Input::KI_SCROLL;
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key_identifier_map[GLFW_KEY_LSHIFT] = Rocket::Core::Input::KI_LSHIFT;
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key_identifier_map[GLFW_KEY_RSHIFT] = Rocket::Core::Input::KI_RSHIFT;
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key_identifier_map[GLFW_KEY_LCTRL] = Rocket::Core::Input::KI_LCONTROL;
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key_identifier_map[GLFW_KEY_RCTRL] = Rocket::Core::Input::KI_RCONTROL;
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key_identifier_map[GLFW_KEY_LALT] = Rocket::Core::Input::KI_LMENU;
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key_identifier_map[GLFW_KEY_RALT] = Rocket::Core::Input::KI_RMENU;
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}
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