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gameinput.h
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gameinput.h
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#pragma once
#include "m_fixed.h"
#include "binaryangle.h"
#include "gamecvars.h"
#include "gamestruct.h"
#include "packet.h"
int getincangle(int a, int na);
binangle getincanglebam(binangle a, binangle na);
//---------------------------------------------------------------------------
//
// Function for dividing an input value by current ticrate for angle/horiz scaling.
//
//---------------------------------------------------------------------------
inline double getTicrateScale(double const value)
{
return value / GameTicRate;
}
inline double getPushScale(double const scaleAdjust)
{
return (2. / 9.) * ((scaleAdjust < 1.) ? ((1. - scaleAdjust * 0.5) * 1.5) : (1.));
}
struct PlayerHorizon
{
fixedhoriz horiz, ohoriz, horizoff, ohorizoff;
friend FSerializer& Serialize(FSerializer& arc, const char* keyname, PlayerHorizon& w, PlayerHorizon* def);
// Prototypes for functions in gameinput.cpp.
void applyinput(float const horz, ESyncBits* actions, double const scaleAdjust = 1);
void calcviewpitch(vec2_t const pos, binangle const ang, bool const aimmode, bool const canslopetilt, sectortype* const cursectnum, double const scaleAdjust = 1, bool const climbing = false);
// Interpolation helpers.
void backup()
{
ohoriz = horiz;
ohorizoff = horizoff;
}
void restore()
{
horiz = ohoriz;
horizoff = ohorizoff;
}
// Commonly used getters.
fixedhoriz osum() { return ohoriz + ohorizoff; }
fixedhoriz sum() { return horiz + horizoff; }
fixedhoriz interpolatedsum(double const smoothratio) { return interpolatedhorizon(osum(), sum(), smoothratio); }
// Ticrate playsim adjustment helpers.
void resetadjustment() { adjustment = 0; }
bool targetset() { return target.asq16(); }
// Input locking helpers.
void lockinput() { inputdisabled = true; }
void unlockinput() { inputdisabled = false; }
bool movementlocked() { return targetset() || inputdisabled; }
// Draw code helpers.
double horizsumfrac(double const smoothratio) { return (!SyncInput() ? sum() : interpolatedsum(smoothratio)).asbuildf() * (1. / 16.); }
// Ticrate scale helpers.
fixedhoriz getscaledhoriz(double const value, double const scaleAdjust = 1., fixedhoriz* const object = nullptr, double const push = 0.)
{
return buildfhoriz(scaleAdjust * (((object ? object->asbuildf() : 1.) * getTicrateScale(value)) + push));
}
void scaletozero(fixedhoriz& object, double const value, double const scaleAdjust, double const push = DBL_MAX)
{
if (object.asq16())
{
auto sgn = Sgn(object.asq16());
object -= getscaledhoriz(value, scaleAdjust, &object, push == DBL_MAX ? sgn * getPushScale(scaleAdjust) : push);
if (sgn != Sgn(object.asq16())) object = q16horiz(0);
}
}
// Ticrate playsim adjustment setters and processor.
void addadjustment(fixedhoriz const value)
{
if (!SyncInput())
{
adjustment += value.asbuildf();
}
else
{
horiz += value;
}
}
void settarget(fixedhoriz value, bool const backup = false)
{
// Clamp incoming variable because sometimes the caller can exceed bounds.
value = q16horiz(clamp(value.asq16(), gi->playerHorizMin(), gi->playerHorizMax()));
if (!SyncInput() && !backup)
{
target = value.asq16() ? value : q16horiz(1);
}
else
{
horiz = value;
if (backup) ohoriz = horiz;
}
}
void processhelpers(double const scaleAdjust)
{
if (targetset())
{
auto delta = (target - horiz).asbuildf();
if (abs(delta) > 1)
{
horiz += buildfhoriz(scaleAdjust * delta);
}
else
{
horiz = target;
target = q16horiz(0);
}
}
else if (adjustment)
{
horiz += buildfhoriz(scaleAdjust * adjustment);
}
}
private:
fixedhoriz target;
double adjustment;
bool inputdisabled;
};
struct PlayerAngle
{
binangle ang, oang, look_ang, olook_ang, rotscrnang, orotscrnang;
double spin;
friend FSerializer& Serialize(FSerializer& arc, const char* keyname, PlayerAngle& w, PlayerAngle* def);
// Prototypes for functions in gameinput.cpp.
void applyinput(float const avel, ESyncBits* actions, double const scaleAdjust = 1);
// Interpolation helpers.
void backup()
{
oang = ang;
olook_ang = look_ang;
orotscrnang = rotscrnang;
}
void restore()
{
ang = oang;
look_ang = olook_ang;
rotscrnang = orotscrnang;
}
// Commonly used getters.
binangle osum() { return oang + olook_ang; }
binangle sum() { return ang + look_ang; }
binangle interpolatedsum(double const smoothratio) { return interpolatedangle(osum(), sum(), smoothratio); }
binangle interpolatedlookang(double const smoothratio) { return interpolatedangle(olook_ang, look_ang, smoothratio); }
binangle interpolatedrotscrn(double const smoothratio) { return interpolatedangle(orotscrnang, rotscrnang, smoothratio); }
// Ticrate playsim adjustment helpers.
void resetadjustment() { adjustment = 0; }
bool targetset() { return target.asbam(); }
// Input locking helpers.
void lockinput() { inputdisabled = true; }
void unlockinput() { inputdisabled = false; }
bool movementlocked() { return targetset() || inputdisabled; }
// Draw code helpers.
double look_anghalf(double const smoothratio) { return (!SyncInput() ? look_ang : interpolatedlookang(smoothratio)).signedbuildf() * 0.5; }
double looking_arc(double const smoothratio) { return fabs((!SyncInput() ? look_ang : interpolatedlookang(smoothratio)).signedbuildf()) * (1. / 9.); }
// Ticrate scale helpers.
binangle getscaledangle(double const value, double const scaleAdjust = 1., binangle* const object = nullptr, double const push = 0.)
{
return buildfang(scaleAdjust * (((object ? object->signedbuildf() : 1.) * getTicrateScale(value)) + push));
}
void scaletozero(binangle& object, double const value, double const scaleAdjust, double const push = DBL_MAX)
{
if (object.asbam())
{
auto sgn = Sgn(object.signedbam());
object -= getscaledangle(value, scaleAdjust, &object, push == DBL_MAX ? sgn * getPushScale(scaleAdjust) : push);
if (sgn != Sgn(object.signedbam())) object = bamang(0);
}
}
// Ticrate playsim adjustment setters and processor.
void addadjustment(binangle const value)
{
if (!SyncInput())
{
adjustment += value.signedbuildf();
}
else
{
ang += value;
}
}
void settarget(binangle const value, bool const backup = false)
{
if (!SyncInput() && !backup)
{
target = value.asbam() ? value : bamang(1);
}
else
{
ang = value;
if (backup) oang = ang;
}
}
void processhelpers(double const scaleAdjust)
{
if (targetset())
{
auto delta = getincanglebam(ang, target).signedbuildf();
if (abs(delta) > 1)
{
ang += buildfang(scaleAdjust * delta);
}
else
{
ang = target;
target = bamang(0);
}
}
else if (adjustment)
{
ang += buildfang(scaleAdjust * adjustment);
}
}
private:
binangle target;
double adjustment;
bool inputdisabled;
};
class FSerializer;
FSerializer& Serialize(FSerializer& arc, const char* keyname, PlayerAngle& w, PlayerAngle* def);
FSerializer& Serialize(FSerializer& arc, const char* keyname, PlayerHorizon& w, PlayerHorizon* def);
void updateTurnHeldAmt(double const scaleAdjust);
bool isTurboTurnTime();
void resetTurnHeldAmt();
void processMovement(InputPacket* const currInput, InputPacket* const inputBuffer, ControlInfo* const hidInput, double const scaleAdjust, int const drink_amt = 0, bool const allowstrafe = true, double const turnscale = 1);