nuclide/Source/Math.h
eukara 251d8908b2 Fixed a stupid assumption about footsteps
Got rid of an unused serverinfo key
Some prediction improvements
2017-11-17 15:20:51 -06:00

88 lines
2.3 KiB
C
Executable file

/*
OpenCS Project
Copyright (C) 2016, 2017 Marco "eukara" Hladik
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; either version 2
of the License, or (at your option) any later version.
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 for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#define MATH_PI 3.1415926
float Math_LerpAngle( float fStart, float fEnd, float fAmount ) {
float shortest_angle = ( ( ( ( fEnd - fStart ) % 360 ) + 540 ) % 360 ) - 180;
return shortest_angle * fAmount;
}
float Math_Lerp( float fA, float fB, float fPercent ) {
return ( fA * ( 1 - fPercent ) ) + ( fB * fPercent );
}
float Math_VectorNormalize( vector v ) {
float length, ilength;
length = v_x*v_x + v_y*v_y + v_z*v_z;
length = sqrt( length ); // FIXME
if ( length ) {
ilength = 1 / length;
v[0] *= ilength;
v[1] *= ilength;
v[2] *= ilength;
}
return length;
}
void Math_VectorScale( vector in, float scale, __inout vector out ) {
out_x = in_x * scale;
out_y = in_y * scale;
out_z = in_z * scale;
}
float Math_FixDelta( float fDelta ) {
if ( fDelta >= 180 ) {
fDelta -= 360;
} else if ( fDelta <= -180 ) {
fDelta += 360;
}
return fDelta;
}
float Math_CRandom( void ) {
return 2 * ( random() - 0.5 );
}
#if defined(SSQC) || defined(CSQC)
#ifdef SSQC
void Damage_Apply( entity eTarget, entity eAttacker, int iDamage, vector vHitPos, int iSkipArmor );
#endif
void runplayerphysics(void)
{ //operates on self
float fallvel = ( self.flags & FL_ONGROUND )?0:-self.velocity_z;
runstandardplayerphysics(self);
if ( ( self.flags & FL_ONGROUND ) && self.movetype == MOVETYPE_WALK && ( fallvel > 100 )) {
#ifdef SSQC
if ( fallvel > 580 ) {
float fFallDamage = (fallvel-580) * ( 200 / ( 1024 - 580 ) );
Damage_Apply( self, world, fFallDamage, self.origin, FALSE );
}
#endif
if ( fallvel > 200 ) {
self.velocity *= 0.25;
}
}
}
#endif