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4e9eabbcfe6b61db299a51fa3ca1c2b4d2c6fd48
maszyna/keyboardinput.cpp
tmj-fstate 4e9eabbcfe key binding lookup, ai vehicle activation delay
2020-02-23 03:43:05 +01:00

324 lines
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/*
This Source Code Form is subject to the
terms of the Mozilla Public License, v.
2.0. If a copy of the MPL was not
distributed with this file, You can
obtain one at
http://mozilla.org/MPL/2.0/.
*/
#include "stdafx.h"
#include "keyboardinput.h"
#include "Globals.h"
#include "Logs.h"
#include "parser.h"
namespace input {
std::array<char, GLFW_KEY_LAST + 1> keys { GLFW_RELEASE };
bool key_alt;
bool key_ctrl;
bool key_shift;
}
bool
keyboard_input::recall_bindings() {
cParser bindingparser( "eu07_input-keyboard.ini", cParser::buffer_FILE );
if( false == bindingparser.ok() ) {
return false;
}
// build helper translation tables
std::unordered_map<std::string, user_command> nametocommandmap;
std::size_t commandid = 0;
for( auto const &description : simulation::Commands_descriptions ) {
nametocommandmap.emplace(
description.name,
static_cast<user_command>( commandid ) );
++commandid;
}
std::unordered_map<std::string, int> nametokeymap = {
{ "0", GLFW_KEY_0 }, { "1", GLFW_KEY_1 }, { "2", GLFW_KEY_2 }, { "3", GLFW_KEY_3 }, { "4", GLFW_KEY_4 },
{ "5", GLFW_KEY_5 }, { "6", GLFW_KEY_6 }, { "7", GLFW_KEY_7 }, { "8", GLFW_KEY_8 }, { "9", GLFW_KEY_9 },
{ "-", GLFW_KEY_MINUS }, { "=", GLFW_KEY_EQUAL },
{ "a", GLFW_KEY_A }, { "b", GLFW_KEY_B }, { "c", GLFW_KEY_C }, { "d", GLFW_KEY_D }, { "e", GLFW_KEY_E },
{ "f", GLFW_KEY_F }, { "g", GLFW_KEY_G }, { "h", GLFW_KEY_H }, { "i", GLFW_KEY_I }, { "j", GLFW_KEY_J },
{ "k", GLFW_KEY_K }, { "l", GLFW_KEY_L }, { "m", GLFW_KEY_M }, { "n", GLFW_KEY_N }, { "o", GLFW_KEY_O },
{ "p", GLFW_KEY_P }, { "q", GLFW_KEY_Q }, { "r", GLFW_KEY_R }, { "s", GLFW_KEY_S }, { "t", GLFW_KEY_T },
{ "u", GLFW_KEY_U }, { "v", GLFW_KEY_V }, { "w", GLFW_KEY_W }, { "x", GLFW_KEY_X }, { "y", GLFW_KEY_Y }, { "z", GLFW_KEY_Z },
{ "-", GLFW_KEY_MINUS }, { "=", GLFW_KEY_EQUAL }, { "backspace", GLFW_KEY_BACKSPACE },
{ "[", GLFW_KEY_LEFT_BRACKET }, { "]", GLFW_KEY_RIGHT_BRACKET }, { "\\", GLFW_KEY_BACKSLASH },
{ ";", GLFW_KEY_SEMICOLON }, { "'", GLFW_KEY_APOSTROPHE }, { "enter", GLFW_KEY_ENTER },
{ ",", GLFW_KEY_COMMA }, { ".", GLFW_KEY_PERIOD }, { "/", GLFW_KEY_SLASH },
{ "space", GLFW_KEY_SPACE },
{ "pause", GLFW_KEY_PAUSE }, { "insert", GLFW_KEY_INSERT }, { "delete", GLFW_KEY_DELETE }, { "home", GLFW_KEY_HOME }, { "end", GLFW_KEY_END },
// numpad block
{ "num_/", GLFW_KEY_KP_DIVIDE }, { "num_*", GLFW_KEY_KP_MULTIPLY }, { "num_-", GLFW_KEY_KP_SUBTRACT },
{ "num_7", GLFW_KEY_KP_7 }, { "num_8", GLFW_KEY_KP_8 }, { "num_9", GLFW_KEY_KP_9 }, { "num_+", GLFW_KEY_KP_ADD },
{ "num_4", GLFW_KEY_KP_4 }, { "num_5", GLFW_KEY_KP_5 }, { "num_6", GLFW_KEY_KP_6 },
{ "num_1", GLFW_KEY_KP_1 }, { "num_2", GLFW_KEY_KP_2 }, { "num_3", GLFW_KEY_KP_3 }, { "num_enter", GLFW_KEY_KP_ENTER },
{ "num_0", GLFW_KEY_KP_0 }, { "num_.", GLFW_KEY_KP_DECIMAL }
};
// NOTE: to simplify things we expect one entry per line, and whole entry in one line
while( true == bindingparser.getTokens( 1, true, "\n" ) ) {
std::string bindingentry;
bindingparser >> bindingentry;
cParser entryparser( bindingentry );
if( true == entryparser.getTokens( 1, true, "\n\r\t " ) ) {
std::string commandname;
entryparser >> commandname;
auto const lookup = nametocommandmap.find( commandname );
if( lookup == nametocommandmap.end() ) {
WriteLog( "Keyboard binding defined for unknown command, \"" + commandname + "\"" );
}
else {
int binding{ 0 };
while( entryparser.getTokens( 1, true, "\n\r\t " ) ) {
std::string bindingkeyname;
entryparser >> bindingkeyname;
if( bindingkeyname == "shift" ) { binding |= keymodifier::shift; }
else if( bindingkeyname == "ctrl" ) { binding |= keymodifier::control; }
else if( bindingkeyname == "none" ) { binding = 0; }
else {
// regular key, convert it to glfw key code
auto const keylookup = nametokeymap.find( bindingkeyname );
if( keylookup == nametokeymap.end() ) {
WriteLog( "Keyboard binding included unrecognized key, \"" + bindingkeyname + "\"" );
}
else {
// replace any existing binding, preserve modifiers
// (protection from cases where there's more than one key listed in the entry)
binding = keylookup->second | ( binding & 0xffff0000 );
}
}
if( ( binding & 0xffff ) != 0 ) {
m_bindingsetups.emplace_back( binding_setup{ lookup->second, binding } );
}
}
}
}
}
return true;
}
bool
keyboard_input::key( int const Key, int const Action ) {
bool modifier( false );
if( ( Key == GLFW_KEY_LEFT_SHIFT ) || ( Key == GLFW_KEY_RIGHT_SHIFT ) ) {
// update internal state, but don't bother passing these
input::key_shift =
( Action == GLFW_RELEASE ?
false :
true );
modifier = true;
// whenever shift key is used it may affect currently pressed movement keys, so check and update these
}
if( ( Key == GLFW_KEY_LEFT_CONTROL ) || ( Key == GLFW_KEY_RIGHT_CONTROL ) ) {
// update internal state, but don't bother passing these
input::key_ctrl =
( Action == GLFW_RELEASE ?
false :
true );
modifier = true;
}
if( ( Key == GLFW_KEY_LEFT_ALT ) || ( Key == GLFW_KEY_RIGHT_ALT ) ) {
// update internal state, but don't bother passing these
input::key_alt =
( Action == GLFW_RELEASE ?
false :
true );
}
if( Key == -1 ) { return false; }
// store key state
input::keys[ Key ] = Action;
if( true == is_movement_key( Key ) ) {
// if the received key was one of movement keys, it's been handled and we don't need to bother further
return true;
}
// include active modifiers for currently pressed key, except if the key is a modifier itself
auto const key =
Key
| ( modifier ? 0 : ( input::key_shift ? keymodifier::shift : 0 ) )
| ( modifier ? 0 : ( input::key_ctrl ? keymodifier::control : 0 ) );
auto const lookup = m_commands.find( key );
if( lookup == m_commands.end() ) {
// no binding for this key
return false;
}
// NOTE: basic keyboard controls don't have any parameters
// as we haven't yet implemented either item id system or multiplayer, the 'local' controlled vehicle and entity have temporary ids of 0
// TODO: pass correct entity id once the missing systems are in place
m_relay.post( lookup->second, 0, 0, Action, 0 );
m_command = (
Action == GLFW_RELEASE ?
user_command::none :
lookup->second );
return true;
}
int
keyboard_input::key( int const Key ) const {
return input::keys[ Key ];
}
void
keyboard_input::bind() {
for( auto const &bindingsetup : m_bindingsetups ) {
m_commands[ bindingsetup.binding ] = bindingsetup.command;
m_bindings[ bindingsetup.command ] = bindingsetup.binding;
}
// cache movement key bindings
m_bindingscache.forward = binding( user_command::moveforward );
m_bindingscache.back = binding( user_command::moveback );
m_bindingscache.left = binding( user_command::moveleft );
m_bindingscache.right = binding( user_command::moveright );
m_bindingscache.up = binding( user_command::moveup );
m_bindingscache.down = binding( user_command::movedown );
}
int
keyboard_input::binding( user_command const Command ) const {
auto const lookup{ m_bindings.find( Command ) };
return (
lookup != m_bindings.end() ?
lookup->second :
-1 );
}
bool
keyboard_input::is_movement_key( int const Key ) const {
bool const ismovementkey =
( ( Key == m_bindingscache.forward )
|| ( Key == m_bindingscache.back )
|| ( Key == m_bindingscache.left )
|| ( Key == m_bindingscache.right )
|| ( Key == m_bindingscache.up )
|| ( Key == m_bindingscache.down ) );
return ismovementkey;
}
void
keyboard_input::poll() {
glm::vec2 const movementhorizontal {
// x-axis
( Global.shiftState ? 1.f : 0.5f ) *
( input::keys[ m_bindingscache.left ] != GLFW_RELEASE ? -1.f :
input::keys[ m_bindingscache.right ] != GLFW_RELEASE ? 1.f :
0.f ),
// z-axis
( Global.shiftState ? 1.f : 0.5f ) *
( input::keys[ m_bindingscache.forward ] != GLFW_RELEASE ? 1.f :
input::keys[ m_bindingscache.back ] != GLFW_RELEASE ? -1.f :
0.f ) };
if( ( movementhorizontal.x != 0.f || movementhorizontal.y != 0.f )
|| ( m_movementhorizontal.x != 0.f || m_movementhorizontal.y != 0.f ) ) {
m_relay.post(
( true == Global.ctrlState ?
user_command::movehorizontalfast :
user_command::movehorizontal ),
movementhorizontal.x,
movementhorizontal.y,
GLFW_PRESS,
0 );
}
m_movementhorizontal = movementhorizontal;
float const movementvertical {
// y-axis
( Global.shiftState ? 1.f : 0.5f ) *
( input::keys[ m_bindingscache.up ] != GLFW_RELEASE ? 1.f :
input::keys[ m_bindingscache.down ] != GLFW_RELEASE ? -1.f :
0.f ) };
if( ( movementvertical != 0.f )
|| ( m_movementvertical != 0.f ) ) {
m_relay.post(
( true == Global.ctrlState ?
user_command::moveverticalfast :
user_command::movevertical ),
movementvertical,
0,
GLFW_PRESS,
0 );
}
m_movementvertical = movementvertical;
}
std::unordered_map<int, std::string> keytonamemap = {
{ GLFW_KEY_0, "0" }, { GLFW_KEY_1, "1" }, { GLFW_KEY_2, "2" }, { GLFW_KEY_3, "3" }, { GLFW_KEY_4, "4" },
{ GLFW_KEY_5, "5" }, { GLFW_KEY_6, "6" }, { GLFW_KEY_7, "7" }, { GLFW_KEY_8, "8" }, { GLFW_KEY_9, "9" },
{ GLFW_KEY_MINUS, "-" }, { GLFW_KEY_EQUAL, "=" },
{ GLFW_KEY_A, "A" }, { GLFW_KEY_B, "B" }, { GLFW_KEY_C, "C" }, { GLFW_KEY_D, "D" }, { GLFW_KEY_E, "E" },
{ GLFW_KEY_F, "F" }, { GLFW_KEY_G, "G" }, { GLFW_KEY_H, "H" }, { GLFW_KEY_I, "I" }, { GLFW_KEY_J, "J" },
{ GLFW_KEY_K, "K" }, { GLFW_KEY_L, "L" }, { GLFW_KEY_M, "M" }, { GLFW_KEY_N, "N" }, { GLFW_KEY_O, "O" },
{ GLFW_KEY_P, "P" }, { GLFW_KEY_Q, "Q" }, { GLFW_KEY_R, "R" }, { GLFW_KEY_S, "S" }, { GLFW_KEY_T, "T" },
{ GLFW_KEY_U, "U" }, { GLFW_KEY_V, "V" }, { GLFW_KEY_W, "W" }, { GLFW_KEY_X, "X" }, { GLFW_KEY_Y, "Y" }, { GLFW_KEY_Z, "Z" },
{ GLFW_KEY_BACKSPACE, "BACKSPACE" },
{ GLFW_KEY_LEFT_BRACKET, "[" }, { GLFW_KEY_RIGHT_BRACKET, "]" }, { GLFW_KEY_BACKSLASH, "\\" },
{ GLFW_KEY_SEMICOLON, ";" }, { GLFW_KEY_APOSTROPHE, "'" }, { GLFW_KEY_ENTER, "ENTER" },
{ GLFW_KEY_COMMA, "<" }, { GLFW_KEY_PERIOD, ">" }, { GLFW_KEY_SLASH, "/" },
{ GLFW_KEY_SPACE, "SPACE" },
{ GLFW_KEY_PAUSE, "PAUSE" }, { GLFW_KEY_INSERT, "INSERT" }, { GLFW_KEY_DELETE, "DELETE" }, { GLFW_KEY_HOME, "HOME" }, { GLFW_KEY_END, "END" },
// numpad block
{ GLFW_KEY_KP_DIVIDE, "NUM /" }, { GLFW_KEY_KP_MULTIPLY, "NUM *" }, { GLFW_KEY_KP_SUBTRACT, "NUM -" },
{ GLFW_KEY_KP_7, "NUM 7" }, { GLFW_KEY_KP_8, "NUM 8" }, { GLFW_KEY_KP_9, "NUM 9" }, { GLFW_KEY_KP_ADD, "NUM +" },
{ GLFW_KEY_KP_4, "NUM 4" }, { GLFW_KEY_KP_5, "NUM 5" }, { GLFW_KEY_KP_6, "NUM 6" },
{ GLFW_KEY_KP_1, "NUM 1" }, { GLFW_KEY_KP_2, "NUM 2" }, { GLFW_KEY_KP_3, "NUM 3" }, { GLFW_KEY_KP_ENTER, "NUM ENTER" },
{ GLFW_KEY_KP_0, "NUM 0" }, { GLFW_KEY_KP_DECIMAL, "NUM ." }
};
std::string
keyboard_input::binding_hint( user_command const Command ) const {
if( Command == user_command::none ) { return ""; }
auto const binding { this->binding( Command ) };
if( binding == -1 ) { return ""; }
auto const lookup { keytonamemap.find( binding & 0xffff ) };
if( lookup == keytonamemap.end() ) { return ""; }
std::string hint;
if( ( binding & keymodifier::shift ) != 0 ) {
hint += "SHIFT ";
}
if( ( binding & keymodifier::control ) != 0 ) {
hint += "CTRL ";
}
hint += lookup->second;
return hint;
}
//---------------------------------------------------------------------------
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