314 lines
7.6 KiB
C++
314 lines
7.6 KiB
C++
#ifndef _CONTROLLEREMU_H_
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#define _CONTROLLEREMU_H_
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// windows crap
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#define NOMINMAX
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#include "pluginspecs_pad.h"
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#include "pluginspecs_wiimote.h"
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//#include <CommonTypes.h>
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#include <math.h>
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#include <ControllerInterface/ControllerInterface.h>
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#include "IniFile.h"
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#include <vector>
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#include <string>
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#include <algorithm>
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#define sign(x) ((x)?(x)<0?-1:1:0)
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enum
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{
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GROUP_TYPE_OTHER,
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GROUP_TYPE_STICK,
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GROUP_TYPE_MIXED_TRIGGERS,
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GROUP_TYPE_BUTTONS,
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GROUP_TYPE_FORCE,
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GROUP_TYPE_EXTENSION,
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GROUP_TYPE_TILT,
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};
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const char * const named_directions[] =
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{
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"Up",
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"Down",
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"Left",
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"Right"
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};
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class ControllerEmu
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{
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public:
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class ControlGroup
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{
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public:
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class Control
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{
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protected:
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Control( ControllerInterface::ControlReference* const _ref, const char * const _name )
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: control_ref(_ref), name(_name){}
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public:
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//virtual std::string GetName() const = 0;
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ControllerInterface::ControlReference* const control_ref;
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const char * const name;
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};
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class Input : public Control
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{
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public:
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Input( const char * const _name )
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: Control( new ControllerInterface::InputReference, _name ) {}
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};
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class Output : public Control
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{
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public:
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Output( const char * const _name )
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: Control( new ControllerInterface::OutputReference, _name ) {}
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};
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class Setting
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{
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public:
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Setting(const char* const _name, const float def_value ) : name(_name), value(def_value), default_value(def_value) {}
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const char* const name;
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ControlState value;
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const ControlState default_value;
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};
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ControlGroup( const char* const _name, const unsigned int _type = GROUP_TYPE_OTHER ) : name(_name), type(_type) {}
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virtual ~ControlGroup();
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void LoadConfig( IniFile::Section& sec, const std::string& defdev = "", const std::string& base = "" );
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void SaveConfig( IniFile::Section& sec, const std::string& defdev = "", const std::string& base = "" );
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//const unsigned int type;
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const char* const name;
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const unsigned int type;
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std::vector< Control* > controls;
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std::vector< Setting* > settings;
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};
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class AnalogStick : public ControlGroup
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{
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public:
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template <typename C>
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void GetState( C* const x, C* const y, const unsigned int base, const unsigned int range )
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{
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// this is all a mess
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ControlState yy = controls[0]->control_ref->State() - controls[1]->control_ref->State();
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ControlState xx = controls[3]->control_ref->State() - controls[2]->control_ref->State();
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ControlState deadzone = settings[0]->value;
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ControlState square = settings[1]->value;
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ControlState m = controls[4]->control_ref->State();
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// modifier code
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if ( m )
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{
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yy = (abs(yy)>deadzone) * sign(yy) * (m + deadzone/2);
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xx = (abs(xx)>deadzone) * sign(xx) * (m + deadzone/2);
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}
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// deadzone / square stick code
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if ( deadzone || square )
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{
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// this section might be all wrong, but its working good enough, i think
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ControlState ang = atan2( yy, xx );
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ControlState ang_sin = sin(ang);
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ControlState ang_cos = cos(ang);
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// the amt a full square stick would have at current angle
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ControlState square_full = std::min( 1/abs(ang_sin), 1/abs(ang_cos) );
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// the amt a full stick would have that was ( user setting squareness) at current angle
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// i think this is more like a pointed circle rather than a rounded square like it should be
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ControlState stick_full = ( 1 + ( square_full - 1 ) * square );
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ControlState dist = sqrt(xx*xx + yy*yy);
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// dead zone code
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dist = std::max( 0.0f, dist - deadzone * stick_full );
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dist /= ( 1 - deadzone );
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// square stick code
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ControlState amt = dist / stick_full;
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dist -= ((square_full - 1) * amt * square);
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yy = std::max( -1.0f, std::min( 1.0f, ang_sin * dist ) );
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xx = std::max( -1.0f, std::min( 1.0f, ang_cos * dist ) );
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}
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*y = C( yy * range + base );
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*x = C( xx * range + base );
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}
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AnalogStick( const char* const _name );
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};
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class Buttons : public ControlGroup
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{
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public:
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Buttons( const char* const _name );
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template <typename C>
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void GetState( C* const buttons, const C* bitmasks )
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{
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std::vector<Control*>::iterator i = controls.begin(),
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e = controls.end();
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for ( ; i!=e; ++i, ++bitmasks )
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if ( (*i)->control_ref->State() > settings[0]->value ) // threshold
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*buttons |= *bitmasks;
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}
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};
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class MixedTriggers : public ControlGroup
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{
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public:
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template <typename C, typename S>
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void GetState( C* const digital, const C* bitmasks, S* analog, const unsigned int range )
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{
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const unsigned int trig_count = ((unsigned int) (controls.size() / 2));
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for ( unsigned int i=0; i<trig_count; ++i,++bitmasks,++analog )
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{
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if ( controls[i]->control_ref->State() > settings[0]->value ) //threshold
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{
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*analog = range;
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*digital |= *bitmasks;
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}
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else
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*analog = S(controls[i+trig_count]->control_ref->State() * range);
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}
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}
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MixedTriggers( const char* const _name );
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};
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class Force : public ControlGroup
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{
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public:
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Force( const char* const _name );
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void GetState( u8* data, const u8 base, const u8 range );
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};
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class Tilt : public ControlGroup
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{
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public:
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Tilt( const char* const _name );
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template <typename C, typename R>
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void GetState( C* const x, C* const y, const unsigned int base, const R range )
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{
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// this is all a mess
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ControlState yy = controls[0]->control_ref->State() - controls[1]->control_ref->State();
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ControlState xx = controls[3]->control_ref->State() - controls[2]->control_ref->State();
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ControlState deadzone = settings[0]->value;
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ControlState circle = settings[1]->value;
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ControlState m = controls[4]->control_ref->State();
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// modifier code
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if ( m )
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{
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yy = (abs(yy)>deadzone) * sign(yy) * (m + deadzone/2);
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xx = (abs(xx)>deadzone) * sign(xx) * (m + deadzone/2);
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}
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// deadzone / circle stick code
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if ( deadzone || circle )
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{
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// this section might be all wrong, but its working good enough, i think
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ControlState ang = atan2( yy, xx );
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ControlState ang_sin = sin(ang);
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ControlState ang_cos = cos(ang);
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// the amt a full square stick would have at current angle
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ControlState square_full = std::min( 1/abs(ang_sin), 1/abs(ang_cos) );
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// the amt a full stick would have that was ( user setting circular ) at current angle
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// i think this is more like a pointed circle rather than a rounded square like it should be
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ControlState stick_full = (square_full * (1 - circle)) + (circle);
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ControlState dist = sqrt(xx*xx + yy*yy);
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// dead zone code
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dist = std::max( 0.0f, dist - deadzone * stick_full );
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dist /= (1 - deadzone);
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// circle stick code
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ControlState amt = dist / stick_full;
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dist += (square_full - 1) * amt * circle;
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yy = std::max( -1.0f, std::min( 1.0f, ang_sin * dist ) );
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xx = std::max( -1.0f, std::min( 1.0f, ang_cos * dist ) );
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}
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*y = C( yy * range + base );
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*x = C( xx * range + base );
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}
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};
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class Extension : public ControlGroup
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{
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public:
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Extension( const char* const _name )
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: ControlGroup( _name, GROUP_TYPE_EXTENSION )
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, switch_extension(0)
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, active_extension(0) {}
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void GetState( u8* const data );
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std::vector<ControllerEmu*> attachments;
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int switch_extension;
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int active_extension;
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};
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virtual ~ControllerEmu();
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virtual std::string GetName() const = 0;
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void LoadConfig( IniFile::Section& sec, const std::string& base = "" );
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void SaveConfig( IniFile::Section& sec, const std::string& base = "" );
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void UpdateDefaultDevice();
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void UpdateReferences( ControllerInterface& devi );
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std::vector< ControlGroup* > groups;
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ControlGroup* options;
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ControllerInterface::DeviceQualifier default_device;
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};
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#endif
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