static unsafe void PF_traceline()
{
float * v1 = G_VECTOR(q_shared.OFS_PARM0);
float * v2 = G_VECTOR(q_shared.OFS_PARM1);
int nomonsters = (int)G_FLOAT(q_shared.OFS_PARM2);
edict_t ent = G_EDICT(q_shared.OFS_PARM3);
Vector3 vec1, vec2;
Copy(v1, out vec1);
Copy(v2, out vec2);
trace_t trace = SV_Move(ref vec1, ref q_shared.ZeroVector, ref q_shared.ZeroVector, ref vec2, nomonsters, ent);
pr_global_struct.trace_allsolid = trace.allsolid ? 1 : 0;
pr_global_struct.trace_startsolid = trace.startsolid ? 1 : 0;
pr_global_struct.trace_fraction = trace.fraction;
pr_global_struct.trace_inwater = trace.inwater ? 1 : 0;
pr_global_struct.trace_inopen = trace.inopen ? 1 : 0;
Mathlib.Copy(ref trace.endpos, out pr_global_struct.trace_endpos);
Mathlib.Copy(ref trace.plane.normal, out pr_global_struct.trace_plane_normal);
pr_global_struct.trace_plane_dist = trace.plane.dist;
if (trace.ent != null)
{
pr_global_struct.trace_ent = EDICT_TO_PROG(trace.ent);
}
else
{
pr_global_struct.trace_ent = EDICT_TO_PROG(sv.edicts[0]);
}
}
public static void Test5_f()
{
entity_t p = cl_entities[cl.viewentity];
if (p == null)
{
return;
}
OpenTK.Vector3 org = p.origin;
for (int i = 0; i < sv.edicts.Length; i++)
{
edict_t ed = sv.edicts[i];
if (ed.free)
{
continue;
}
OpenTK.Vector3 vmin, vmax;
Mathlib.Copy(ref ed.v.absmax, out vmax);
Mathlib.Copy(ref ed.v.absmin, out vmin);
if (org.X >= vmin.X && org.Y >= vmin.Y && org.Z >= vmin.Z &&
org.X <= vmax.X && org.Y <= vmax.Y && org.Z <= vmax.Z)
{
Con_Printf("{0}\n", i);
}
}
}
static void PF_droptofloor()
{
edict_t ent = PROG_TO_EDICT(pr_global_struct.self);
Vector3 org, mins, maxs;
Mathlib.Copy(ref ent.v.origin, out org);
Mathlib.Copy(ref ent.v.mins, out mins);
Mathlib.Copy(ref ent.v.maxs, out maxs);
Vector3 end = org;
end.Z -= 256;
trace_t trace = SV_Move(ref org, ref mins, ref maxs, ref end, 0, ent);
if (trace.fraction == 1 || trace.allsolid)
{
G_FLOAT((float)0);
}
else
{
Mathlib.Copy(ref trace.endpos, out ent.v.origin);
SV_LinkEdict(ent, false);
ent.v.flags = (int)ent.v.flags | q_shared.FL_ONGROUND;
ent.v.groundentity = EDICT_TO_PROG(trace.ent);
G_FLOAT((float)1);
}
}
public static trace_t PushEntity(edict_t ent, ref v3f push)
{
v3f end;
Mathlib.VectorAdd(ref ent.v.origin, ref push, out end);
trace_t trace;
if (ent.v.movetype == q_shared.MOVETYPE_FLYMISSILE)
{
trace = Move(ref ent.v.origin, ref ent.v.mins, ref ent.v.maxs, ref end, q_shared.MOVE_MISSILE, ent);
}
else if (ent.v.solid == q_shared.SOLID_TRIGGER || ent.v.solid == q_shared.SOLID_NOT)
{
// only clip against bmodels
trace = Move(ref ent.v.origin, ref ent.v.mins, ref ent.v.maxs, ref end, q_shared.MOVE_NOMONSTERS, ent);
}
else
{
trace = Move(ref ent.v.origin, ref ent.v.mins, ref ent.v.maxs, ref end, q_shared.MOVE_NORMAL, ent);
}
Mathlib.Copy(ref trace.endpos, out ent.v.origin);
SV_LinkEdict(ent, true);
if (trace.ent != null)
{
SV_Impact(ent, trace.ent);
}
return(trace);
}
public static void SV_ReadClientMove(ref usercmd_t move)
{
client_t client = host_client;
// read ping time
client.ping_times[client.num_pings % q_shared.NUM_PING_TIMES] = (float)(sv.time - Reader.MSG_ReadFloat());
client.num_pings++;
// read current angles
Vector3 angles = Reader.ReadAngles();
Mathlib.Copy(ref angles, out client.edict.v.v_angle);
// read movement
move.forwardmove = Reader.MSG_ReadShort();
move.sidemove = Reader.MSG_ReadShort();
move.upmove = Reader.MSG_ReadShort();
// read buttons
int bits = Reader.MSG_ReadByte();
client.edict.v.button0 = bits & 1;
client.edict.v.button2 = (bits & 2) >> 1;
int i = Reader.MSG_ReadByte();
if (i != 0)
{
client.edict.v.impulse = i;
}
}
public static trace_t Move(ref v3f start, ref v3f mins, ref v3f maxs, ref v3f end, int type, edict_t passedict)
{
Vector3 vstart, vmins, vmaxs, vend;
Mathlib.Copy(ref start, out vstart);
Mathlib.Copy(ref mins, out vmins);
Mathlib.Copy(ref maxs, out vmaxs);
Mathlib.Copy(ref end, out vend);
return(SV_Move(ref vstart, ref vmins, ref vmaxs, ref vend, type, passedict));
}
static unsafe void PF_makevectors()
{
float * av = G_VECTOR(q_shared.OFS_PARM0);
Vector3 a = new Vector3(av[0], av[1], av[2]);
Vector3 fw, right, up;
Mathlib.AngleVectors(ref a, out fw, out right, out up);
Mathlib.Copy(ref fw, out pr_global_struct.v_forward);
Mathlib.Copy(ref right, out pr_global_struct.v_right);
Mathlib.Copy(ref up, out pr_global_struct.v_up);
}
public static void DropPunchAngle()
{
Vector3 v = ToVector(ref sv_player.v.punchangle);
double len = Mathlib.Normalize(ref v) - 10 * host_framtime;
if (len < 0)
{
len = 0;
}
v *= (float)len;
Mathlib.Copy(ref v, out sv_player.v.punchangle);
}
public static void SV_AirMove()
{
Vector3 pangles = ToVector(ref sv_player.v.angles);
Mathlib.AngleVectors(ref pangles, out forward, out right, out up);
float fmove = cmd.forwardmove;
float smove = cmd.sidemove;
// hack to not let you back into teleporter
if (sv.time < sv_player.v.teleport_time && fmove < 0)
{
fmove = 0;
}
Vector3 wishvel = forward * fmove + right * smove;
if ((int)sv_player.v.movetype != q_shared.MOVETYPE_WALK)
{
wishvel.Z = cmd.upmove;
}
else
{
wishvel.Z = 0;
}
wishdir = wishvel;
wishspeed = Mathlib.Normalize(ref wishdir);
if (wishspeed > sv_maxspeed.value)
{
wishvel *= sv_maxspeed.value / wishspeed;
wishspeed = sv_maxspeed.value;
}
if (sv_player.v.movetype == q_shared.MOVETYPE_NOCLIP)
{
// noclip
Mathlib.Copy(ref wishvel, out sv_player.v.velocity);
}
else if (onground)
{
SV_UserFriction();
SV_Accelerate();
}
else
{ // not on ground, so little effect on velocity
SV_AirAccelerate(wishvel);
}
}
static void SetMinMaxSize(edict_t e, ref Vector3 min, ref Vector3 max, bool rotate)
{
if (min.X > max.X || min.Y > max.Y || min.Z > max.Z)
{
PR_RunError("backwards mins/maxs");
}
rotate = false; // FIXME: implement rotation properly again
Vector3 rmin = min, rmax = max;
if (!rotate)
{
//rmin = min;
//rmax = max;
}
else
{
// find min / max for rotations
//angles = e.v.angles;
//a = angles[1] / 180 * M_PI;
//xvector[0] = cos(a);
//xvector[1] = sin(a);
//yvector[0] = -sin(a);
//yvector[1] = cos(a);
//VectorCopy(min, bounds[0]);
//VectorCopy(max, bounds[1]);
//rmin[0] = rmin[1] = rmin[2] = 9999;
//rmax[0] = rmax[1] = rmax[2] = -9999;
//for (i = 0; i <= 1; i++)
//{
// base[0] = bounds[i][0];
// for (j = 0; j <= 1; j++)
// {
// base[1] = bounds[j][1];
// for (k = 0; k <= 1; k++)
// {
// base[2] = bounds[k][2];
// // transform the point
// transformed[0] = xvector[0] * base[0] + yvector[0] * base[1];
// transformed[1] = xvector[1] * base[0] + yvector[1] * base[1];
// transformed[2] = base[2];
// for (l = 0; l < 3; l++)
// {
// if (transformed[l] < rmin[l])
// rmin[l] = transformed[l];
// if (transformed[l] > rmax[l])
// rmax[l] = transformed[l];
// }
// }
// }
//}
}
// set derived values
Mathlib.Copy(ref rmin, out e.v.mins);
Mathlib.Copy(ref rmax, out e.v.maxs);
Vector3 s = max - min;
Mathlib.Copy(ref s, out e.v.size);
SV_LinkEdict(e, false);
}
static void PF_aim()
{
edict_t ent = G_EDICT(q_shared.OFS_PARM0);
float speed = G_FLOAT(q_shared.OFS_PARM1);
Vector3 start = ToVector(ref ent.v.origin);
start.Z += 20;
// try sending a trace straight
Vector3 dir;
Mathlib.Copy(ref pr_global_struct.v_forward, out dir);
Vector3 end = start + dir * 2048;
trace_t tr = SV_Move(ref start, ref q_shared.ZeroVector, ref q_shared.ZeroVector, ref end, 0, ent);
if (tr.ent != null && tr.ent.v.takedamage == q_shared.DAMAGE_AIM &&
(teamplay.value == 0 || ent.v.team <= 0 || ent.v.team != tr.ent.v.team))
{
G_VECTOR(ref pr_global_struct.v_forward);
return;
}
// try all possible entities
Vector3 bestdir = dir;
float bestdist = sv_aim.value;
edict_t bestent = null;
for (int i = 1; i < sv.num_edicts; i++)
{
edict_t check = sv.edicts[i];
if (check.v.takedamage != q_shared.DAMAGE_AIM)
{
continue;
}
if (check == ent)
{
continue;
}
if (teamplay.value != 0 && ent.v.team > 0 && ent.v.team == check.v.team)
{
continue; // don't aim at teammate
}
v3f tmp;
Mathlib.VectorAdd(ref check.v.mins, ref check.v.maxs, out tmp);
Mathlib.VectorMA(ref check.v.origin, 0.5f, ref tmp, out tmp);
Mathlib.Copy(ref tmp, out end);
dir = end - start;
Mathlib.Normalize(ref dir);
float dist = Vector3.Dot(dir, ToVector(ref pr_global_struct.v_forward));
if (dist < bestdist)
{
continue; // to far to turn
}
tr = SV_Move(ref start, ref q_shared.ZeroVector, ref q_shared.ZeroVector, ref end, 0, ent);
if (tr.ent == check)
{ // can shoot at this one
bestdist = dist;
bestent = check;
}
}
if (bestent != null)
{
v3f dir2, end2;
Mathlib.VectorSubtract(ref bestent.v.origin, ref ent.v.origin, out dir2);
float dist = Mathlib.DotProduct(ref dir2, ref pr_global_struct.v_forward);
Mathlib.VectorScale(ref pr_global_struct.v_forward, dist, out end2);
end2.z = dir2.z;
Mathlib.Normalize(ref end2);
G_VECTOR(ref end2);
}
else
{
G_VECTOR(ref bestdir);
}
}
public static int SV_FlyMove(edict_t ent, float time, trace_t steptrace)
{
v3f original_velocity = ent.v.velocity;
v3f primal_velocity = ent.v.velocity;
int numbumps = 4;
int blocked = 0;
Vector3[] planes = new Vector3[q_shared.MAX_CLIP_PLANES];
int numplanes = 0;
float time_left = time;
for (int bumpcount = 0; bumpcount < numbumps; bumpcount++)
{
if (ent.v.velocity.IsEmpty)
{
break;
}
v3f end;
Mathlib.VectorMA(ref ent.v.origin, time_left, ref ent.v.velocity, out end);
trace_t trace = Move(ref ent.v.origin, ref ent.v.mins, ref ent.v.maxs, ref end, 0, ent);
if (trace.allsolid)
{ // entity is trapped in another solid
ent.v.velocity = default(v3f);
return(3);
}
if (trace.fraction > 0)
{ // actually covered some distance
Mathlib.Copy(ref trace.endpos, out ent.v.origin);
original_velocity = ent.v.velocity;
numplanes = 0;
}
if (trace.fraction == 1)
{
break; // moved the entire distance
}
if (trace.ent == null)
{
Sys_Error("SV_FlyMove: !trace.ent");
}
if (trace.plane.normal.Z > 0.7)
{
blocked |= 1; // floor
if (trace.ent.v.solid == q_shared.SOLID_BSP)
{
ent.v.flags = (int)ent.v.flags | q_shared.FL_ONGROUND;
ent.v.groundentity = EDICT_TO_PROG(trace.ent);
}
}
if (trace.plane.normal.Z == 0)
{
blocked |= 2; // step
if (steptrace != null)
{
steptrace.CopyFrom(trace); // save for player extrafriction
}
}
//
// run the impact function
//
SV_Impact(ent, trace.ent);
if (ent.free)
{
break; // removed by the impact function
}
time_left -= time_left * trace.fraction;
// cliped to another plane
if (numplanes >= q_shared.MAX_CLIP_PLANES)
{
// this shouldn't really happen
ent.v.velocity = default(v3f);
return(3);
}
planes[numplanes] = trace.plane.normal;
numplanes++;
//
// modify original_velocity so it parallels all of the clip planes
//
v3f new_velocity = default(v3f);
int i, j;
for (i = 0; i < numplanes; i++)
{
ClipVelocity(ref original_velocity, ref planes[i], out new_velocity, 1);
for (j = 0; j < numplanes; j++)
{
if (j != i)
{
float dot = new_velocity.x * planes[j].X + new_velocity.y * planes[j].Y + new_velocity.z * planes[j].Z;
if (dot < 0)
{
break; // not ok
}
}
}
if (j == numplanes)
{
break;
}
}
if (i != numplanes)
{
// go along this plane
ent.v.velocity = new_velocity;
}
else
{
// go along the crease
if (numplanes != 2)
{
ent.v.velocity = default(v3f);
return(7);
}
Vector3 dir = Vector3.Cross(planes[0], planes[1]);
float d = dir.X * ent.v.velocity.x + dir.Y * ent.v.velocity.y + dir.Z * ent.v.velocity.z;
Mathlib.Copy(ref dir, out ent.v.velocity);
Mathlib.VectorScale(ref ent.v.velocity, d, out ent.v.velocity);
}
//
// if original velocity is against the original velocity, stop dead
// to avoid tiny occilations in sloping corners
//
if (Mathlib.DotProduct(ref ent.v.velocity, ref primal_velocity) <= 0)
{
ent.v.velocity = default(v3f);
return(blocked);
}
}
return(blocked);
}
public static bool SV_movestep(edict_t ent, ref v3f move, bool relink)
{
trace_t trace;
// try the move
v3f oldorg = ent.v.origin;
v3f neworg;
Mathlib.VectorAdd(ref ent.v.origin, ref move, out neworg);
// flying monsters don't step up
if (((int)ent.v.flags & (q_shared.FL_SWIM | q_shared.FL_FLY)) != 0)
{
// try one move with vertical motion, then one without
for (int i = 0; i < 2; i++)
{
Mathlib.VectorAdd(ref ent.v.origin, ref move, out neworg);
edict_t enemy = PROG_TO_EDICT(ent.v.enemy);
if (i == 0 && enemy != sv.edicts[0])
{
float dz = ent.v.origin.z - enemy.v.origin.z;
if (dz > 40)
{
neworg.z -= 8;
}
if (dz < 30)
{
neworg.z += 8;
}
}
trace = Move(ref ent.v.origin, ref ent.v.mins, ref ent.v.maxs, ref neworg, 0, ent);
if (trace.fraction == 1)
{
if (((int)ent.v.flags & q_shared.FL_SWIM) != 0 &&
SV_PointContents(ref trace.endpos) == q_shared.CONTENTS_EMPTY)
{
return(false); // swim monster left water
}
Mathlib.Copy(ref trace.endpos, out ent.v.origin);
if (relink)
{
SV_LinkEdict(ent, true);
}
return(true);
}
if (enemy == sv.edicts[0])
{
break;
}
}
return(false);
}
// push down from a step height above the wished position
neworg.z += q_shared.STEPSIZE;
v3f end = neworg;
end.z -= q_shared.STEPSIZE * 2;
trace = Move(ref neworg, ref ent.v.mins, ref ent.v.maxs, ref end, 0, ent);
if (trace.allsolid)
{
return(false);
}
if (trace.startsolid)
{
neworg.z -= q_shared.STEPSIZE;
trace = Move(ref neworg, ref ent.v.mins, ref ent.v.maxs, ref end, 0, ent);
if (trace.allsolid || trace.startsolid)
{
return(false);
}
}
if (trace.fraction == 1)
{
// if monster had the ground pulled out, go ahead and fall
if (((int)ent.v.flags & q_shared.FL_PARTIALGROUND) != 0)
{
Mathlib.VectorAdd(ref ent.v.origin, ref move, out ent.v.origin);
if (relink)
{
SV_LinkEdict(ent, true);
}
ent.v.flags = (int)ent.v.flags & ~q_shared.FL_ONGROUND;
return(true);
}
return(false); // walked off an edge
}
// check point traces down for dangling corners
Mathlib.Copy(ref trace.endpos, out ent.v.origin);
if (!SV_CheckBottom(ent))
{
if (((int)ent.v.flags & q_shared.FL_PARTIALGROUND) != 0)
{
// entity had floor mostly pulled out from underneath it
// and is trying to correct
if (relink)
{
SV_LinkEdict(ent, true);
}
return(true);
}
ent.v.origin = oldorg;
return(false);
}
if (((int)ent.v.flags & q_shared.FL_PARTIALGROUND) != 0)
{
ent.v.flags = (int)ent.v.flags & ~q_shared.FL_PARTIALGROUND;
}
ent.v.groundentity = EDICT_TO_PROG(trace.ent);
// the move is ok
if (relink)
{
SV_LinkEdict(ent, true);
}
return(true);
}