ShuriZma
/
dolphin
mirror of https://github.com/dolphin-emu/dolphin.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity
dolphin/Source/Core/InputCommon/Src/ControllerEmu.h

454 lines
11 KiB
C++
Raw Blame History

// Copyright (C) 2010 Dolphin Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official SVN repository and contact information can be found at
// http://code.google.com/p/dolphin-emu/
#ifndef _CONTROLLEREMU_H_
#define _CONTROLLEREMU_H_
// windows crap
#define NOMINMAX
#include <cmath>
#include <vector>
#include <string>
#include <algorithm>
#include "GCPadStatus.h"
#include "ControllerInterface/ControllerInterface.h"
#include "IniFile.h"
#define sign(x) ((x)?(x)<0?-1:1:0)
enum
{
GROUP_TYPE_OTHER,
GROUP_TYPE_STICK,
GROUP_TYPE_MIXED_TRIGGERS,
GROUP_TYPE_BUTTONS,
GROUP_TYPE_FORCE,
GROUP_TYPE_EXTENSION,
GROUP_TYPE_TILT,
GROUP_TYPE_CURSOR,
GROUP_TYPE_TRIGGERS,
GROUP_TYPE_UDPWII,
GROUP_TYPE_SLIDER,
};
const char * const named_directions[] =
{
"Up",
"Down",
"Left",
"Right"
};
class ControllerEmu
{
public:
class ControlGroup
{
public:
class Control
{
protected:
Control( ControllerInterface::ControlReference* const _ref, const char * const _name )
: control_ref(_ref), name(_name){}
public:
virtual ~Control();
ControllerInterface::ControlReference* const control_ref;
const char * const name;
};
class Input : public Control
{
public:
Input( const char * const _name )
: Control( new ControllerInterface::InputReference, _name ) {}
};
class Output : public Control
{
public:
Output( const char * const _name )
: Control( new ControllerInterface::OutputReference, _name ) {}
};
class Setting
{
public:
Setting(const char* const _name, const ControlState def_value
, const unsigned int _low = 0, const unsigned int _high = 100 )
: name(_name)
, value(def_value)
, default_value(def_value)
, low(_low)
, high(_high){}
const char* const name;
ControlState value;
const ControlState default_value;
const unsigned int low, high;
};
ControlGroup( const char* const _name, const unsigned int _type = GROUP_TYPE_OTHER ) : name(_name), type(_type) {}
virtual ~ControlGroup();
virtual void LoadConfig(IniFile::Section *sec, const std::string& defdev = "", const std::string& base = "" );
virtual void SaveConfig(IniFile::Section *sec, const std::string& defdev = "", const std::string& base = "" );
const char* const name;
const unsigned int type;
std::vector< Control* > controls;
std::vector< Setting* > settings;
};
class AnalogStick : public ControlGroup
{
public:
template <typename C>
void GetState( C* const x, C* const y, const unsigned int base, const unsigned int range )
{
// this is all a mess
ControlState yy = controls[0]->control_ref->State() - controls[1]->control_ref->State();
ControlState xx = controls[3]->control_ref->State() - controls[2]->control_ref->State();
ControlState deadzone = settings[0]->value;
ControlState square = settings[1]->value;
ControlState m = controls[4]->control_ref->State();
// modifier code
if ( m )
{
yy = (fabsf(yy)>deadzone) * sign(yy) * (m + deadzone/2);
xx = (fabsf(xx)>deadzone) * sign(xx) * (m + deadzone/2);
}
// deadzone / square stick code
if ( deadzone || square )
{
// this section might be all wrong, but its working good enough, i think
ControlState ang = atan2( yy, xx );
ControlState ang_sin = sin(ang);
ControlState ang_cos = cos(ang);
// the amt a full square stick would have at current angle
ControlState square_full = std::min( ang_sin ? 1/fabsf(ang_sin) : 2, ang_cos ? 1/fabsf(ang_cos) : 2 );
// the amt a full stick would have that was ( user setting squareness) at current angle
// i think this is more like a pointed circle rather than a rounded square like it should be
ControlState stick_full = ( 1 + ( square_full - 1 ) * square );
ControlState dist = sqrt(xx*xx + yy*yy);
// dead zone code
dist = std::max( 0.0f, dist - deadzone * stick_full );
dist /= ( 1 - deadzone );
// square stick code
ControlState amt = dist / stick_full;
dist -= ((square_full - 1) * amt * square);
yy = std::max( -1.0f, std::min( 1.0f, ang_sin * dist ) );
xx = std::max( -1.0f, std::min( 1.0f, ang_cos * dist ) );
}
*y = C( yy * range + base );
*x = C( xx * range + base );
}
AnalogStick( const char* const _name );
};
class Buttons : public ControlGroup
{
public:
Buttons( const char* const _name );
template <typename C>
void GetState( C* const buttons, const C* bitmasks )
{
std::vector<Control*>::iterator i = controls.begin(),
e = controls.end();
for ( ; i!=e; ++i, ++bitmasks )
if ( (*i)->control_ref->State() > settings[0]->value ) // threshold
*buttons |= *bitmasks;
}
};
class MixedTriggers : public ControlGroup
{
public:
template <typename C, typename S>
void GetState( C* const digital, const C* bitmasks, S* analog, const unsigned int range )
{
const unsigned int trig_count = ((unsigned int) (controls.size() / 2));
for ( unsigned int i=0; i<trig_count; ++i,++bitmasks,++analog )
{
if ( controls[i]->control_ref->State() > settings[0]->value ) //threshold
{
*analog = range;
*digital |= *bitmasks;
}
else
*analog = S(controls[i+trig_count]->control_ref->State() * range);
}
}
MixedTriggers( const char* const _name );
};
class Triggers : public ControlGroup
{
public:
template <typename S>
void GetState( S* analog, const unsigned int range )
{
const unsigned int trig_count = ((unsigned int) (controls.size()));
const ControlState deadzone = settings[0]->value;
for ( unsigned int i=0; i<trig_count; ++i,++analog )
*analog = S( std::max(controls[i]->control_ref->State() - deadzone, 0.0f) / (1 - deadzone) * range );
}
Triggers( const char* const _name );
};
class Slider : public ControlGroup
{
public:
template <typename S>
void GetState(S* const slider, const unsigned int range, const unsigned int base = 0)
{
const float deadzone = settings[0]->value;
const float state = controls[1]->control_ref->State() - controls[0]->control_ref->State();
if (fabsf(state) > deadzone)
*slider = (S)((state - (deadzone * sign(state))) / (1 - deadzone) * range + base);
else
*slider = 0;
}
Slider(const char* const _name);
};
class Force : public ControlGroup
{
public:
Force( const char* const _name );
template <typename C, typename R>
void GetState(C* axis, const u8 base, const R range)
{
const float deadzone = settings[0]->value;
for (unsigned int i=0; i<6; i+=2)
{
float tmpf = 0;
const float state = controls[i+1]->control_ref->State() - controls[i]->control_ref->State();
if (fabsf(state) > deadzone)
tmpf = ((state - (deadzone * sign(state))) / (1 - deadzone));
float &ax = m_swing[i >> 1];
*axis++ = (C)((tmpf - ax) * range + base);
ax = tmpf;
}
}
private:
float m_swing[3];
};
class Tilt : public ControlGroup
{
public:
Tilt( const char* const _name );
template <typename C, typename R>
void GetState(C* const x, C* const y, const unsigned int base, const R range, const bool step = true)
{
// this is all a mess
ControlState yy = controls[0]->control_ref->State() - controls[1]->control_ref->State();
ControlState xx = controls[3]->control_ref->State() - controls[2]->control_ref->State();
ControlState deadzone = settings[0]->value;
ControlState circle = settings[1]->value;
ControlState m = controls[4]->control_ref->State();
// modifier code
if ( m )
{
yy = (fabsf(yy)>deadzone) * sign(yy) * (m + deadzone/2);
xx = (fabsf(xx)>deadzone) * sign(xx) * (m + deadzone/2);
}
// deadzone / circle stick code
if ( deadzone || circle )
{
// this section might be all wrong, but its working good enough, i think
ControlState ang = atan2( yy, xx );
ControlState ang_sin = sin(ang);
ControlState ang_cos = cos(ang);
// the amt a full square stick would have at current angle
ControlState square_full = std::min( ang_sin ? 1/fabsf(ang_sin) : 2, ang_cos ? 1/fabsf(ang_cos) : 2 );
// the amt a full stick would have that was ( user setting circular ) at current angle
// i think this is more like a pointed circle rather than a rounded square like it should be
ControlState stick_full = (square_full * (1 - circle)) + (circle);
ControlState dist = sqrt(xx*xx + yy*yy);
// dead zone code
dist = std::max( 0.0f, dist - deadzone * stick_full );
dist /= (1 - deadzone);
// circle stick code
ControlState amt = dist / stick_full;
dist += (square_full - 1) * amt * circle;
yy = std::max( -1.0f, std::min( 1.0f, ang_sin * dist ) );
xx = std::max( -1.0f, std::min( 1.0f, ang_cos * dist ) );
}
// this is kinda silly here
// gui being open will make this happen 2x as fast, o well
// silly
if (step)
{
if (xx > m_tilt[0])
m_tilt[0] = std::min(m_tilt[0] + 0.1f, xx);
else if (xx < m_tilt[0])
m_tilt[0] = std::max(m_tilt[0] - 0.1f, xx);
if (yy > m_tilt[1])
m_tilt[1] = std::min(m_tilt[1] + 0.1f, yy);
else if (yy < m_tilt[1])
m_tilt[1] = std::max(m_tilt[1] - 0.1f, yy);
}
*y = C( m_tilt[1] * range + base );
*x = C( m_tilt[0] * range + base );
}
private:
float m_tilt[2];
};
class Cursor : public ControlGroup
{
public:
Cursor(const char* const _name);
template <typename C>
void GetState( C* const x, C* const y, C* const z, const bool adjusted = false )
{
const float zz = controls[4]->control_ref->State() - controls[5]->control_ref->State();
// silly being here
if (zz > m_z)
m_z = std::min(m_z + 0.1f, zz);
else if (zz < m_z)
m_z = std::max(m_z - 0.1f, zz);
*z = m_z;
// hide
if (controls[6]->control_ref->State() > 0.5f)
{
*x = 10000; *y = 0;
}
else
{
float yy = controls[0]->control_ref->State() - controls[1]->control_ref->State();
float xx = controls[3]->control_ref->State() - controls[2]->control_ref->State();
// adjust cursor according to settings
if (adjusted)
{
xx *= ( settings[1]->value * 2 );
yy *= ( settings[2]->value * 2 );
yy += ( settings[0]->value - 0.5f );
}
*x = xx;
*y = yy;
}
}
float m_z;
};
class Extension : public ControlGroup
{
public:
Extension( const char* const _name )
: ControlGroup( _name, GROUP_TYPE_EXTENSION )
, switch_extension(0)
, active_extension(0) {}
~Extension();
void GetState( u8* const data, const bool focus = true );
std::vector<ControllerEmu*> attachments;
int switch_extension;
int active_extension;
};
virtual ~ControllerEmu();
virtual std::string GetName() const = 0;
virtual void LoadDefaults(const ControllerInterface& ciface);
virtual void LoadConfig(IniFile::Section *sec, const std::string& base = "");
virtual void SaveConfig(IniFile::Section *sec, const std::string& base = "");
void UpdateDefaultDevice();
void UpdateReferences( ControllerInterface& devi );
std::vector< ControlGroup* > groups;
ControllerInterface::DeviceQualifier default_device;
};
#endif
Reference in New Issue View Git Blame Copy Permalink