The Quake sources as originally release under the GPL license on December 21, 1999

QW/client/pmove.h

@@ -0,0 +1,101 @@
+/*
+Copyright (C) 1996-1997 Id Software, Inc.
+
+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.
+
+*/
+
+typedef struct
+{
+	vec3_t	normal;
+	float	dist;
+} pmplane_t;
+
+typedef struct
+{
+	qboolean	allsolid;	// if true, plane is not valid
+	qboolean	startsolid;	// if true, the initial point was in a solid area
+	qboolean	inopen, inwater;
+	float		fraction;		// time completed, 1.0 = didn't hit anything
+	vec3_t		endpos;			// final position
+	pmplane_t		plane;			// surface normal at impact
+	int			ent;			// entity the surface is on
+} pmtrace_t;
+
+
+#define	MAX_PHYSENTS	32
+typedef struct
+{
+	vec3_t	origin;
+	model_t	*model;		// only for bsp models
+	vec3_t	mins, maxs;	// only for non-bsp models
+	int		info;		// for client or server to identify
+} physent_t;
+
+
+typedef struct
+{
+	int		sequence;	// just for debugging prints
+
+	// player state
+	vec3_t	origin;
+	vec3_t	angles;
+	vec3_t	velocity;
+	int		oldbuttons;
+	float		waterjumptime;
+	qboolean	dead;
+	int		spectator;
+
+	// world state
+	int		numphysent;
+	physent_t	physents[MAX_PHYSENTS];	// 0 should be the world
+
+	// input
+	usercmd_t	cmd;
+
+	// results
+	int		numtouch;
+	int		touchindex[MAX_PHYSENTS];
+} playermove_t;
+
+typedef struct {
+	float	gravity;
+	float	stopspeed;
+	float	maxspeed;
+	float	spectatormaxspeed;
+	float	accelerate;
+	float	airaccelerate;
+	float	wateraccelerate;
+	float	friction;
+	float	waterfriction;
+	float	entgravity;
+} movevars_t;
+
+
+extern	movevars_t		movevars;
+extern	playermove_t	pmove;
+extern	int		onground;
+extern	int		waterlevel;
+extern	int		watertype;
+
+void PlayerMove (void);
+void Pmove_Init (void);
+
+int PM_HullPointContents (hull_t *hull, int num, vec3_t p);
+
+int PM_PointContents (vec3_t point);
+qboolean PM_TestPlayerPosition (vec3_t point);
+pmtrace_t PM_PlayerMove (vec3_t start, vec3_t stop);