/*
===========================================================================
Copyright (C) 1999-2005 Id Software, Inc.
Copyright (C) 2000-2009 Darklegion Development

This file is part of Tremulous.

Tremulous 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.

Tremulous 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 Tremulous; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
===========================================================================
*/

// bg_local.h -- local definitions for the bg (both games) files

#define MIN_WALK_NORMAL 0.7f   // can't walk on very steep slopes

#define STEPSIZE    18

#define TIMER_LAND        130
#define TIMER_GESTURE     (34*66+50)
#define TIMER_ATTACK      500 //nonsegmented models

#define OVERCLIP    1.001f

#define FALLING_THRESHOLD -900.0f //what vertical speed to start falling sound at


// all of the locals will be zeroed before each
// pmove, just to make damn sure we don't have
// any differences when running on client or server
typedef struct
{
  vec3_t    forward, right, up;
  float     frametime;

  int       msec;

  qboolean  walking;
  qboolean  groundPlane;
  qboolean  ladder;
  trace_t   groundTrace;

  float     impactSpeed;

  vec3_t    previous_origin;
  vec3_t    previous_velocity;
  int       previous_waterlevel;
} pml_t;

extern  pmove_t       *pm;
extern  pml_t         pml;

// movement parameters
extern  float pm_stopspeed;
extern  float pm_duckScale;
extern  float pm_swimScale;
extern  float pm_wadeScale;

extern  float pm_accelerate;
extern  float pm_airaccelerate;
extern  float pm_wateraccelerate;
extern  float pm_flyaccelerate;

extern  float pm_friction;
extern  float pm_waterfriction;
extern  float pm_flightfriction;

extern  int   c_pmove;

void PM_ClipVelocity( vec3_t in, vec3_t normal, vec3_t out, float overbounce );
void PM_AddTouchEnt( int entityNum );
void PM_AddEvent( int newEvent );

qboolean  PM_SlideMove( qboolean gravity );
void      PM_StepEvent( vec3_t from, vec3_t to, vec3_t normal );
qboolean  PM_StepSlideMove( qboolean gravity, qboolean predictive );
qboolean  PM_PredictStepMove( void );