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clvm_cmds.c
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clvm_cmds.c
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#include "quakedef.h"
#include "prvm_cmds.h"
#include "csprogs.h"
#include "cl_collision.h"
#include "r_shadow.h"
#include "jpeg.h"
#include "image.h"
//============================================================================
// Client
//[515]: unsolved PROBLEMS
//- finish player physics code (cs_runplayerphysics)
//- EntWasFreed ?
//- RF_DEPTHHACK is not like it should be
//- add builtin that sets cl.viewangles instead of reading "input_angles" global
//- finish lines support for R_Polygon***
//- insert selecttraceline into traceline somehow
//4 feature darkplaces csqc: add builtin to clientside qc for reading triangles of model meshes (useful to orient a ui along a triangle of a model mesh)
//4 feature darkplaces csqc: add builtins to clientside qc for gl calls
extern cvar_t v_flipped;
extern cvar_t r_equalize_entities_fullbright;
r_refdef_view_t csqc_original_r_refdef_view;
r_refdef_view_t csqc_main_r_refdef_view;
// #1 void(vector ang) makevectors
static void VM_CL_makevectors (prvm_prog_t *prog)
{
vec3_t angles, forward, right, up;
VM_SAFEPARMCOUNT(1, VM_CL_makevectors);
VectorCopy(PRVM_G_VECTOR(OFS_PARM0), angles);
AngleVectors(angles, forward, right, up);
VectorCopy(forward, PRVM_clientglobalvector(v_forward));
VectorCopy(right, PRVM_clientglobalvector(v_right));
VectorCopy(up, PRVM_clientglobalvector(v_up));
}
// #2 void(entity e, vector o) setorigin
static void VM_CL_setorigin (prvm_prog_t *prog)
{
prvm_edict_t *e;
prvm_vec_t *org;
VM_SAFEPARMCOUNT(2, VM_CL_setorigin);
e = PRVM_G_EDICT(OFS_PARM0);
if (e == prog->edicts)
{
VM_Warning(prog, "setorigin: can not modify world entity\n");
return;
}
if (e->priv.required->free)
{
VM_Warning(prog, "setorigin: can not modify free entity\n");
return;
}
org = PRVM_G_VECTOR(OFS_PARM1);
VectorCopy (org, PRVM_clientedictvector(e, origin));
if(e->priv.required->mark == PRVM_EDICT_MARK_WAIT_FOR_SETORIGIN)
e->priv.required->mark = PRVM_EDICT_MARK_SETORIGIN_CAUGHT;
CL_LinkEdict(e);
}
static void SetMinMaxSizePRVM (prvm_prog_t *prog, prvm_edict_t *e, prvm_vec_t *min, prvm_vec_t *max)
{
int i;
for (i=0 ; i<3 ; i++)
if (min[i] > max[i])
prog->error_cmd("SetMinMaxSize: backwards mins/maxs");
// set derived values
VectorCopy (min, PRVM_clientedictvector(e, mins));
VectorCopy (max, PRVM_clientedictvector(e, maxs));
VectorSubtract (max, min, PRVM_clientedictvector(e, size));
CL_LinkEdict (e);
}
static void SetMinMaxSize (prvm_prog_t *prog, prvm_edict_t *e, const vec_t *min, const vec_t *max)
{
prvm_vec3_t mins, maxs;
VectorCopy(min, mins);
VectorCopy(max, maxs);
SetMinMaxSizePRVM(prog, e, mins, maxs);
}
// #3 void(entity e, string m) setmodel
static void VM_CL_setmodel (prvm_prog_t *prog)
{
prvm_edict_t *e;
const char *m;
dp_model_t *mod;
int i;
VM_SAFEPARMCOUNT(2, VM_CL_setmodel);
e = PRVM_G_EDICT(OFS_PARM0);
PRVM_clientedictfloat(e, modelindex) = 0;
PRVM_clientedictstring(e, model) = 0;
m = PRVM_G_STRING(OFS_PARM1);
mod = NULL;
for (i = 0;i < MAX_MODELS && cl.csqc_model_precache[i];i++)
{
if (!strcmp(cl.csqc_model_precache[i]->name, m))
{
mod = cl.csqc_model_precache[i];
PRVM_clientedictstring(e, model) = PRVM_SetEngineString(prog, mod->name);
PRVM_clientedictfloat(e, modelindex) = -(i+1);
break;
}
}
if( !mod ) {
for (i = 0;i < MAX_MODELS;i++)
{
mod = cl.model_precache[i];
if (mod && !strcmp(mod->name, m))
{
PRVM_clientedictstring(e, model) = PRVM_SetEngineString(prog, mod->name);
PRVM_clientedictfloat(e, modelindex) = i;
break;
}
}
}
if( mod ) {
// TODO: check if this breaks needed consistency and maybe add a cvar for it too?? [1/10/2008 Black]
// LordHavoc: erm you broke it by commenting this out - setmodel must do setsize or else the qc can't find out the model size, and ssqc does this by necessity, consistency.
SetMinMaxSize (prog, e, mod->normalmins, mod->normalmaxs);
}
else
{
SetMinMaxSize (prog, e, vec3_origin, vec3_origin);
VM_Warning(prog, "setmodel: model '%s' not precached\n", m);
}
}
// #4 void(entity e, vector min, vector max) setsize
static void VM_CL_setsize (prvm_prog_t *prog)
{
prvm_edict_t *e;
vec3_t mins, maxs;
VM_SAFEPARMCOUNT(3, VM_CL_setsize);
e = PRVM_G_EDICT(OFS_PARM0);
if (e == prog->edicts)
{
VM_Warning(prog, "setsize: can not modify world entity\n");
return;
}
if (e->priv.server->free)
{
VM_Warning(prog, "setsize: can not modify free entity\n");
return;
}
VectorCopy(PRVM_G_VECTOR(OFS_PARM1), mins);
VectorCopy(PRVM_G_VECTOR(OFS_PARM2), maxs);
SetMinMaxSize( prog, e, mins, maxs );
CL_LinkEdict(e);
}
// #8 void(entity e, float chan, string samp, float volume, float atten[, float pitchchange[, float flags]]) sound
static void VM_CL_sound (prvm_prog_t *prog)
{
const char *sample;
int channel;
prvm_edict_t *entity;
float volume;
float attenuation;
float pitchchange;
float startposition;
int flags;
vec3_t org;
VM_SAFEPARMCOUNTRANGE(5, 7, VM_CL_sound);
entity = PRVM_G_EDICT(OFS_PARM0);
channel = (int)PRVM_G_FLOAT(OFS_PARM1);
sample = PRVM_G_STRING(OFS_PARM2);
volume = PRVM_G_FLOAT(OFS_PARM3);
attenuation = PRVM_G_FLOAT(OFS_PARM4);
if (volume < 0 || volume > 1)
{
VM_Warning(prog, "VM_CL_sound: volume must be in range 0-1\n");
return;
}
if (attenuation < 0 || attenuation > 4)
{
VM_Warning(prog, "VM_CL_sound: attenuation must be in range 0-4\n");
return;
}
if (prog->argc < 6)
pitchchange = 0;
else
pitchchange = PRVM_G_FLOAT(OFS_PARM5);
if (prog->argc < 7)
flags = 0;
else
{
// LordHavoc: we only let the qc set certain flags, others are off-limits
flags = (int)PRVM_G_FLOAT(OFS_PARM6) & (CHANNELFLAG_RELIABLE | CHANNELFLAG_FORCELOOP | CHANNELFLAG_PAUSED);
}
// sound_starttime exists instead of sound_startposition because in a
// networking sense you might not know when something is being received,
// so making sounds match up in sync would be impossible if relative
// position was sent
if (PRVM_clientglobalfloat(sound_starttime))
startposition = cl.time - PRVM_clientglobalfloat(sound_starttime);
else
startposition = 0;
channel = CHAN_USER2ENGINE(channel);
if (!IS_CHAN(channel))
{
VM_Warning(prog, "VM_CL_sound: channel must be in range 0-127\n");
return;
}
CL_VM_GetEntitySoundOrigin(MAX_EDICTS + PRVM_NUM_FOR_EDICT(entity), org);
S_StartSound_StartPosition_Flags(MAX_EDICTS + PRVM_NUM_FOR_EDICT(entity), channel, S_FindName(sample), org, volume, attenuation, startposition, flags, pitchchange > 0.0f ? pitchchange * 0.01f : 1.0f);
}
// #483 void(vector origin, string sample, float volume, float attenuation) pointsound
static void VM_CL_pointsound(prvm_prog_t *prog)
{
const char *sample;
float volume;
float attenuation;
vec3_t org;
VM_SAFEPARMCOUNT(4, VM_CL_pointsound);
VectorCopy( PRVM_G_VECTOR(OFS_PARM0), org);
sample = PRVM_G_STRING(OFS_PARM1);
volume = PRVM_G_FLOAT(OFS_PARM2);
attenuation = PRVM_G_FLOAT(OFS_PARM3);
if (volume < 0 || volume > 1)
{
VM_Warning(prog, "VM_CL_pointsound: volume must be in range 0-1\n");
return;
}
if (attenuation < 0 || attenuation > 4)
{
VM_Warning(prog, "VM_CL_pointsound: attenuation must be in range 0-4\n");
return;
}
// Send World Entity as Entity to Play Sound (for CSQC, that is MAX_EDICTS)
S_StartSound(MAX_EDICTS, 0, S_FindName(sample), org, volume, attenuation);
}
// #14 entity() spawn
static void VM_CL_spawn (prvm_prog_t *prog)
{
prvm_edict_t *ed;
ed = PRVM_ED_Alloc(prog);
VM_RETURN_EDICT(ed);
}
static void CL_VM_SetTraceGlobals(prvm_prog_t *prog, const trace_t *trace, int svent)
{
VM_SetTraceGlobals(prog, trace);
PRVM_clientglobalfloat(trace_networkentity) = svent;
}
#define CL_HitNetworkBrushModels(move) !((move) == MOVE_WORLDONLY)
#define CL_HitNetworkPlayers(move) !((move) == MOVE_WORLDONLY || (move) == MOVE_NOMONSTERS)
// #16 void(vector v1, vector v2, float movetype, entity ignore) traceline
static void VM_CL_traceline (prvm_prog_t *prog)
{
vec3_t v1, v2;
trace_t trace;
int move, svent;
prvm_edict_t *ent;
// R_TimeReport("pretraceline");
VM_SAFEPARMCOUNTRANGE(4, 4, VM_CL_traceline);
prog->xfunction->builtinsprofile += 30;
VectorCopy(PRVM_G_VECTOR(OFS_PARM0), v1);
VectorCopy(PRVM_G_VECTOR(OFS_PARM1), v2);
move = (int)PRVM_G_FLOAT(OFS_PARM2);
ent = PRVM_G_EDICT(OFS_PARM3);
if (VEC_IS_NAN(v1[0]) || VEC_IS_NAN(v1[1]) || VEC_IS_NAN(v1[2]) || VEC_IS_NAN(v2[0]) || VEC_IS_NAN(v2[1]) || VEC_IS_NAN(v2[2]))
prog->error_cmd("%s: NAN errors detected in traceline('%f %f %f', '%f %f %f', %i, entity %i)\n", prog->name, v1[0], v1[1], v1[2], v2[0], v2[1], v2[2], move, PRVM_EDICT_TO_PROG(ent));
trace = CL_TraceLine(v1, v2, move, ent, CL_GenericHitSuperContentsMask(ent), collision_extendtracelinelength.value, CL_HitNetworkBrushModels(move), CL_HitNetworkPlayers(move), &svent, true, false);
CL_VM_SetTraceGlobals(prog, &trace, svent);
// R_TimeReport("traceline");
}
/*
=================
VM_CL_tracebox
Used for use tracing and shot targeting
Traces are blocked by bbox and exact bsp entityes, and also slide box entities
if the tryents flag is set.
tracebox (vector1, vector mins, vector maxs, vector2, tryents)
=================
*/
// LordHavoc: added this for my own use, VERY useful, similar to traceline
static void VM_CL_tracebox (prvm_prog_t *prog)
{
vec3_t v1, v2, m1, m2;
trace_t trace;
int move, svent;
prvm_edict_t *ent;
// R_TimeReport("pretracebox");
VM_SAFEPARMCOUNTRANGE(6, 8, VM_CL_tracebox); // allow more parameters for future expansion
prog->xfunction->builtinsprofile += 30;
VectorCopy(PRVM_G_VECTOR(OFS_PARM0), v1);
VectorCopy(PRVM_G_VECTOR(OFS_PARM1), m1);
VectorCopy(PRVM_G_VECTOR(OFS_PARM2), m2);
VectorCopy(PRVM_G_VECTOR(OFS_PARM3), v2);
move = (int)PRVM_G_FLOAT(OFS_PARM4);
ent = PRVM_G_EDICT(OFS_PARM5);
if (VEC_IS_NAN(v1[0]) || VEC_IS_NAN(v1[1]) || VEC_IS_NAN(v1[2]) || VEC_IS_NAN(v2[0]) || VEC_IS_NAN(v2[1]) || VEC_IS_NAN(v2[2]))
prog->error_cmd("%s: NAN errors detected in tracebox('%f %f %f', '%f %f %f', '%f %f %f', '%f %f %f', %i, entity %i)\n", prog->name, v1[0], v1[1], v1[2], m1[0], m1[1], m1[2], m2[0], m2[1], m2[2], v2[0], v2[1], v2[2], move, PRVM_EDICT_TO_PROG(ent));
trace = CL_TraceBox(v1, m1, m2, v2, move, ent, CL_GenericHitSuperContentsMask(ent), collision_extendtraceboxlength.value, CL_HitNetworkBrushModels(move), CL_HitNetworkPlayers(move), &svent, true);
CL_VM_SetTraceGlobals(prog, &trace, svent);
// R_TimeReport("tracebox");
}
static trace_t CL_Trace_Toss (prvm_prog_t *prog, prvm_edict_t *tossent, prvm_edict_t *ignore, int *svent)
{
int i;
float gravity;
vec3_t start, end, mins, maxs, move;
vec3_t original_origin;
vec3_t original_velocity;
vec3_t original_angles;
vec3_t original_avelocity;
trace_t trace;
VectorCopy(PRVM_clientedictvector(tossent, origin) , original_origin );
VectorCopy(PRVM_clientedictvector(tossent, velocity) , original_velocity );
VectorCopy(PRVM_clientedictvector(tossent, angles) , original_angles );
VectorCopy(PRVM_clientedictvector(tossent, avelocity), original_avelocity);
gravity = PRVM_clientedictfloat(tossent, gravity);
if (!gravity)
gravity = 1.0f;
gravity *= cl.movevars_gravity * 0.05;
for (i = 0;i < 200;i++) // LordHavoc: sanity check; never trace more than 10 seconds
{
PRVM_clientedictvector(tossent, velocity)[2] -= gravity;
VectorMA (PRVM_clientedictvector(tossent, angles), 0.05, PRVM_clientedictvector(tossent, avelocity), PRVM_clientedictvector(tossent, angles));
VectorScale (PRVM_clientedictvector(tossent, velocity), 0.05, move);
VectorAdd (PRVM_clientedictvector(tossent, origin), move, end);
VectorCopy(PRVM_clientedictvector(tossent, origin), start);
VectorCopy(PRVM_clientedictvector(tossent, mins), mins);
VectorCopy(PRVM_clientedictvector(tossent, maxs), maxs);
trace = CL_TraceBox(start, mins, maxs, end, MOVE_NORMAL, tossent, CL_GenericHitSuperContentsMask(tossent), collision_extendmovelength.value, true, true, NULL, true);
VectorCopy (trace.endpos, PRVM_clientedictvector(tossent, origin));
if (trace.fraction < 1)
break;
}
VectorCopy(original_origin , PRVM_clientedictvector(tossent, origin) );
VectorCopy(original_velocity , PRVM_clientedictvector(tossent, velocity) );
VectorCopy(original_angles , PRVM_clientedictvector(tossent, angles) );
VectorCopy(original_avelocity, PRVM_clientedictvector(tossent, avelocity));
return trace;
}
static void VM_CL_tracetoss (prvm_prog_t *prog)
{
trace_t trace;
prvm_edict_t *ent;
prvm_edict_t *ignore;
int svent = 0;
prog->xfunction->builtinsprofile += 600;
VM_SAFEPARMCOUNT(2, VM_CL_tracetoss);
ent = PRVM_G_EDICT(OFS_PARM0);
if (ent == prog->edicts)
{
VM_Warning(prog, "tracetoss: can not use world entity\n");
return;
}
ignore = PRVM_G_EDICT(OFS_PARM1);
trace = CL_Trace_Toss (prog, ent, ignore, &svent);
CL_VM_SetTraceGlobals(prog, &trace, svent);
}
// #20 void(string s) precache_model
static void VM_CL_precache_model (prvm_prog_t *prog)
{
const char *name;
int i;
dp_model_t *m;
VM_SAFEPARMCOUNT(1, VM_CL_precache_model);
name = PRVM_G_STRING(OFS_PARM0);
for (i = 0;i < MAX_MODELS && cl.csqc_model_precache[i];i++)
{
if(!strcmp(cl.csqc_model_precache[i]->name, name))
{
PRVM_G_FLOAT(OFS_RETURN) = -(i+1);
return;
}
}
PRVM_G_FLOAT(OFS_RETURN) = 0;
m = Mod_ForName(name, false, false, name[0] == '*' ? cl.model_name[1] : NULL);
if(m && m->loaded)
{
for (i = 0;i < MAX_MODELS;i++)
{
if (!cl.csqc_model_precache[i])
{
cl.csqc_model_precache[i] = (dp_model_t*)m;
PRVM_G_FLOAT(OFS_RETURN) = -(i+1);
return;
}
}
VM_Warning(prog, "VM_CL_precache_model: no free models\n");
return;
}
VM_Warning(prog, "VM_CL_precache_model: model \"%s\" not found\n", name);
}
// #22 entity(vector org, float rad) findradius
static void VM_CL_findradius (prvm_prog_t *prog)
{
prvm_edict_t *ent, *chain;
vec_t radius, radius2;
vec3_t org, eorg, mins, maxs;
int i, numtouchedicts;
static prvm_edict_t *touchedicts[MAX_EDICTS];
int chainfield;
VM_SAFEPARMCOUNTRANGE(2, 3, VM_CL_findradius);
if(prog->argc == 3)
chainfield = PRVM_G_INT(OFS_PARM2);
else
chainfield = prog->fieldoffsets.chain;
if(chainfield < 0)
prog->error_cmd("VM_findchain: %s doesnt have the specified chain field !", prog->name);
chain = (prvm_edict_t *)prog->edicts;
VectorCopy(PRVM_G_VECTOR(OFS_PARM0), org);
radius = PRVM_G_FLOAT(OFS_PARM1);
radius2 = radius * radius;
mins[0] = org[0] - (radius + 1);
mins[1] = org[1] - (radius + 1);
mins[2] = org[2] - (radius + 1);
maxs[0] = org[0] + (radius + 1);
maxs[1] = org[1] + (radius + 1);
maxs[2] = org[2] + (radius + 1);
numtouchedicts = World_EntitiesInBox(&cl.world, mins, maxs, MAX_EDICTS, touchedicts);
if (numtouchedicts > MAX_EDICTS)
{
// this never happens //[515]: for what then ?
Con_Printf("CSQC_EntitiesInBox returned %i edicts, max was %i\n", numtouchedicts, MAX_EDICTS);
numtouchedicts = MAX_EDICTS;
}
for (i = 0;i < numtouchedicts;i++)
{
ent = touchedicts[i];
// Quake did not return non-solid entities but darkplaces does
// (note: this is the reason you can't blow up fallen zombies)
if (PRVM_clientedictfloat(ent, solid) == SOLID_NOT && !sv_gameplayfix_blowupfallenzombies.integer)
continue;
// LordHavoc: compare against bounding box rather than center so it
// doesn't miss large objects, and use DotProduct instead of Length
// for a major speedup
VectorSubtract(org, PRVM_clientedictvector(ent, origin), eorg);
if (sv_gameplayfix_findradiusdistancetobox.integer)
{
eorg[0] -= bound(PRVM_clientedictvector(ent, mins)[0], eorg[0], PRVM_clientedictvector(ent, maxs)[0]);
eorg[1] -= bound(PRVM_clientedictvector(ent, mins)[1], eorg[1], PRVM_clientedictvector(ent, maxs)[1]);
eorg[2] -= bound(PRVM_clientedictvector(ent, mins)[2], eorg[2], PRVM_clientedictvector(ent, maxs)[2]);
}
else
VectorMAMAM(1, eorg, -0.5f, PRVM_clientedictvector(ent, mins), -0.5f, PRVM_clientedictvector(ent, maxs), eorg);
if (DotProduct(eorg, eorg) < radius2)
{
PRVM_EDICTFIELDEDICT(ent, chainfield) = PRVM_EDICT_TO_PROG(chain);
chain = ent;
}
}
VM_RETURN_EDICT(chain);
}
// #34 float() droptofloor
static void VM_CL_droptofloor (prvm_prog_t *prog)
{
prvm_edict_t *ent;
vec3_t start, end, mins, maxs;
trace_t trace;
VM_SAFEPARMCOUNTRANGE(0, 2, VM_CL_droptofloor); // allow 2 parameters because the id1 defs.qc had an incorrect prototype
// assume failure if it returns early
PRVM_G_FLOAT(OFS_RETURN) = 0;
ent = PRVM_PROG_TO_EDICT(PRVM_clientglobaledict(self));
if (ent == prog->edicts)
{
VM_Warning(prog, "droptofloor: can not modify world entity\n");
return;
}
if (ent->priv.server->free)
{
VM_Warning(prog, "droptofloor: can not modify free entity\n");
return;
}
VectorCopy(PRVM_clientedictvector(ent, origin), start);
VectorCopy(PRVM_clientedictvector(ent, mins), mins);
VectorCopy(PRVM_clientedictvector(ent, maxs), maxs);
VectorCopy(PRVM_clientedictvector(ent, origin), end);
end[2] -= 256;
trace = CL_TraceBox(start, mins, maxs, end, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), collision_extendmovelength.value, true, true, NULL, true);
if (trace.fraction != 1)
{
VectorCopy (trace.endpos, PRVM_clientedictvector(ent, origin));
PRVM_clientedictfloat(ent, flags) = (int)PRVM_clientedictfloat(ent, flags) | FL_ONGROUND;
PRVM_clientedictedict(ent, groundentity) = PRVM_EDICT_TO_PROG(trace.ent);
PRVM_G_FLOAT(OFS_RETURN) = 1;
// if support is destroyed, keep suspended (gross hack for floating items in various maps)
// ent->priv.server->suspendedinairflag = true;
}
}
// #35 void(float style, string value) lightstyle
static void VM_CL_lightstyle (prvm_prog_t *prog)
{
int i;
const char *c;
VM_SAFEPARMCOUNT(2, VM_CL_lightstyle);
i = (int)PRVM_G_FLOAT(OFS_PARM0);
c = PRVM_G_STRING(OFS_PARM1);
if (i >= cl.max_lightstyle)
{
VM_Warning(prog, "VM_CL_lightstyle >= MAX_LIGHTSTYLES\n");
return;
}
strlcpy (cl.lightstyle[i].map, c, sizeof (cl.lightstyle[i].map));
cl.lightstyle[i].map[MAX_STYLESTRING - 1] = 0;
cl.lightstyle[i].length = (int)strlen(cl.lightstyle[i].map);
}
// #40 float(entity e) checkbottom
static void VM_CL_checkbottom (prvm_prog_t *prog)
{
static int cs_yes, cs_no;
prvm_edict_t *ent;
vec3_t mins, maxs, start, stop;
trace_t trace;
int x, y;
float mid, bottom, stepheight;
VM_SAFEPARMCOUNT(1, VM_CL_checkbottom);
ent = PRVM_G_EDICT(OFS_PARM0);
PRVM_G_FLOAT(OFS_RETURN) = 0;
stepheight = sv_stepheight.value + PRVM_clientedictfloat(ent, stepheight_delta);
VectorAdd (PRVM_clientedictvector(ent, origin), PRVM_clientedictvector(ent, mins), mins);
VectorAdd (PRVM_clientedictvector(ent, origin), PRVM_clientedictvector(ent, maxs), maxs);
// if all of the points under the corners are solid world, don't bother
// with the tougher checks
// the corners must be within 16 of the midpoint
start[2] = mins[2] - 1;
for (x=0 ; x<=1 ; x++)
for (y=0 ; y<=1 ; y++)
{
start[0] = x ? maxs[0] : mins[0];
start[1] = y ? maxs[1] : mins[1];
if (!(CL_PointSuperContents(start) & (SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY)))
goto realcheck;
}
cs_yes++;
PRVM_G_FLOAT(OFS_RETURN) = true;
return; // we got out easy
realcheck:
cs_no++;
//
// check it for real...
//
start[2] = mins[2];
// the midpoint must be within 16 of the bottom
start[0] = stop[0] = (mins[0] + maxs[0])*0.5;
start[1] = stop[1] = (mins[1] + maxs[1])*0.5;
stop[2] = start[2] - 2*stepheight;
trace = CL_TraceLine(start, stop, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), collision_extendmovelength.value, true, true, NULL, true, false);
if (trace.fraction == 1.0)
return;
mid = bottom = trace.endpos[2];
// the corners must be within 16 of the midpoint
for (x=0 ; x<=1 ; x++)
for (y=0 ; y<=1 ; y++)
{
start[0] = stop[0] = x ? maxs[0] : mins[0];
start[1] = stop[1] = y ? maxs[1] : mins[1];
trace = CL_TraceLine(start, stop, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), collision_extendmovelength.value, true, true, NULL, true, false);
if (trace.fraction != 1.0 && trace.endpos[2] > bottom)
bottom = trace.endpos[2];
if (trace.fraction == 1.0 || mid - trace.endpos[2] > stepheight)
return;
}
cs_yes++;
PRVM_G_FLOAT(OFS_RETURN) = true;
}
// #41 float(vector v) pointcontents
static void VM_CL_pointcontents (prvm_prog_t *prog)
{
vec3_t point;
VM_SAFEPARMCOUNT(1, VM_CL_pointcontents);
VectorCopy(PRVM_G_VECTOR(OFS_PARM0), point);
PRVM_G_FLOAT(OFS_RETURN) = Mod_Q1BSP_NativeContentsFromSuperContents(NULL, CL_PointSuperContents(point));
}
// #48 void(vector o, vector d, float color, float count) particle
static void VM_CL_particle (prvm_prog_t *prog)
{
vec3_t org, dir;
int count;
unsigned char color;
VM_SAFEPARMCOUNT(4, VM_CL_particle);
VectorCopy(PRVM_G_VECTOR(OFS_PARM0), org);
VectorCopy(PRVM_G_VECTOR(OFS_PARM1), dir);
color = (int)PRVM_G_FLOAT(OFS_PARM2);
count = (int)PRVM_G_FLOAT(OFS_PARM3);
CL_ParticleEffect(EFFECT_SVC_PARTICLE, count, org, org, dir, dir, NULL, color);
}
// #74 void(vector pos, string samp, float vol, float atten) ambientsound
static void VM_CL_ambientsound (prvm_prog_t *prog)
{
vec3_t f;
sfx_t *s;
VM_SAFEPARMCOUNT(4, VM_CL_ambientsound);
s = S_FindName(PRVM_G_STRING(OFS_PARM0));
VectorCopy(PRVM_G_VECTOR(OFS_PARM1), f);
S_StaticSound (s, f, PRVM_G_FLOAT(OFS_PARM2), PRVM_G_FLOAT(OFS_PARM3)*64);
}
// #92 vector(vector org[, float lpflag]) getlight (DP_QC_GETLIGHT)
static void VM_CL_getlight (prvm_prog_t *prog)
{
vec3_t ambientcolor, diffusecolor, diffusenormal;
vec3_t p;
VM_SAFEPARMCOUNTRANGE(1, 3, VM_CL_getlight);
VectorCopy(PRVM_G_VECTOR(OFS_PARM0), p);
VectorClear(ambientcolor);
VectorClear(diffusecolor);
VectorClear(diffusenormal);
if (prog->argc >= 2)
R_CompleteLightPoint(ambientcolor, diffusecolor, diffusenormal, p, PRVM_G_FLOAT(OFS_PARM1));
else if (cl.worldmodel && cl.worldmodel->brush.LightPoint)
cl.worldmodel->brush.LightPoint(cl.worldmodel, p, ambientcolor, diffusecolor, diffusenormal);
VectorMA(ambientcolor, 0.5, diffusecolor, PRVM_G_VECTOR(OFS_RETURN));
if (PRVM_clientglobalvector(getlight_ambient))
VectorCopy(ambientcolor, PRVM_clientglobalvector(getlight_ambient));
if (PRVM_clientglobalvector(getlight_diffuse))
VectorCopy(diffusecolor, PRVM_clientglobalvector(getlight_diffuse));
if (PRVM_clientglobalvector(getlight_dir))
VectorCopy(diffusenormal, PRVM_clientglobalvector(getlight_dir));
}
//============================================================================
//[515]: SCENE MANAGER builtins
void CSQC_R_RecalcView (void)
{
extern matrix4x4_t viewmodelmatrix_nobob;
extern matrix4x4_t viewmodelmatrix_withbob;
Matrix4x4_CreateFromQuakeEntity(&r_refdef.view.matrix, cl.csqc_vieworigin[0], cl.csqc_vieworigin[1], cl.csqc_vieworigin[2], cl.csqc_viewangles[0], cl.csqc_viewangles[1], cl.csqc_viewangles[2], 1);
Matrix4x4_Copy(&viewmodelmatrix_nobob, &r_refdef.view.matrix);
Matrix4x4_ConcatScale(&viewmodelmatrix_nobob, cl_viewmodel_scale.value);
Matrix4x4_Concat(&viewmodelmatrix_withbob, &r_refdef.view.matrix, &cl.csqc_viewmodelmatrixfromengine);
}
//#300 void() clearscene (EXT_CSQC)
static void VM_CL_R_ClearScene (prvm_prog_t *prog)
{
VM_SAFEPARMCOUNT(0, VM_CL_R_ClearScene);
// clear renderable entity and light lists
r_refdef.scene.numentities = 0;
r_refdef.scene.numlights = 0;
// restore the view settings to the values that VM_CL_UpdateView received from the client code
r_refdef.view = csqc_original_r_refdef_view;
VectorCopy(cl.csqc_vieworiginfromengine, cl.csqc_vieworigin);
VectorCopy(cl.csqc_viewanglesfromengine, cl.csqc_viewangles);
cl.csqc_vidvars.drawworld = r_drawworld.integer != 0;
cl.csqc_vidvars.drawenginesbar = false;
cl.csqc_vidvars.drawcrosshair = false;
CSQC_R_RecalcView();
}
//#301 void(float mask) addentities (EXT_CSQC)
static void VM_CL_R_AddEntities (prvm_prog_t *prog)
{
double t = Sys_DirtyTime();
int i, drawmask;
prvm_edict_t *ed;
VM_SAFEPARMCOUNT(1, VM_CL_R_AddEntities);
drawmask = (int)PRVM_G_FLOAT(OFS_PARM0);
CSQC_RelinkAllEntities(drawmask);
CL_RelinkLightFlashes();
PRVM_clientglobalfloat(time) = cl.time;
for(i=1;i<prog->num_edicts;i++)
{
// so we can easily check if CSQC entity #edictnum is currently drawn
cl.csqcrenderentities[i].entitynumber = 0;
ed = &prog->edicts[i];
if(ed->priv.required->free)
continue;
CSQC_Think(ed);
if(ed->priv.required->free)
continue;
// note that for RF_USEAXIS entities, Predraw sets v_forward/v_right/v_up globals that are read by CSQC_AddRenderEdict
CSQC_Predraw(ed);
if(ed->priv.required->free)
continue;
if(!((int)PRVM_clientedictfloat(ed, drawmask) & drawmask))
continue;
CSQC_AddRenderEdict(ed, i);
}
// callprofile fixing hack: do not include this time in what is counted for CSQC_UpdateView
t = Sys_DirtyTime() - t;if (t < 0 || t >= 1800) t = 0;
prog->functions[PRVM_clientfunction(CSQC_UpdateView)].totaltime -= t;
}
//#302 void(entity ent) addentity (EXT_CSQC)
static void VM_CL_R_AddEntity (prvm_prog_t *prog)
{
double t = Sys_DirtyTime();
VM_SAFEPARMCOUNT(1, VM_CL_R_AddEntity);
CSQC_AddRenderEdict(PRVM_G_EDICT(OFS_PARM0), 0);
t = Sys_DirtyTime() - t;if (t < 0 || t >= 1800) t = 0;
prog->functions[PRVM_clientfunction(CSQC_UpdateView)].totaltime -= t;
}
//#303 float(float property, ...) setproperty (EXT_CSQC)
//#303 float(float property) getproperty
//#303 vector(float property) getpropertyvec
//#309 float(float property) getproperty
//#309 vector(float property) getpropertyvec
// VorteX: make this function be able to return previously set property if new value is not given
static void VM_CL_R_SetView (prvm_prog_t *prog)
{
int c;
prvm_vec_t *f;
float k;
VM_SAFEPARMCOUNTRANGE(1, 3, VM_CL_R_SetView);
c = (int)PRVM_G_FLOAT(OFS_PARM0);
// return value?
if (prog->argc < 2)
{
switch(c)
{
case VF_MIN:
VectorSet(PRVM_G_VECTOR(OFS_RETURN), r_refdef.view.x, r_refdef.view.y, 0);
break;
case VF_MIN_X:
PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.x;
break;
case VF_MIN_Y:
PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.y;
break;
case VF_SIZE:
VectorSet(PRVM_G_VECTOR(OFS_RETURN), r_refdef.view.width, r_refdef.view.height, 0);
break;
case VF_SIZE_X:
PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.width;
break;
case VF_SIZE_Y:
PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.height;
break;
case VF_VIEWPORT:
VM_Warning(prog, "VM_CL_R_GetView : VF_VIEWPORT can't be retrieved, use VF_MIN/VF_SIZE instead\n");
break;
case VF_FOV:
VectorSet(PRVM_G_VECTOR(OFS_RETURN), r_refdef.view.ortho_x, r_refdef.view.ortho_y, 0);
break;
case VF_FOVX:
PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.ortho_x;
break;
case VF_FOVY:
PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.ortho_y;
break;
case VF_ORIGIN:
VectorCopy(cl.csqc_vieworigin, PRVM_G_VECTOR(OFS_RETURN));
break;
case VF_ORIGIN_X:
PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vieworigin[0];
break;
case VF_ORIGIN_Y:
PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vieworigin[1];
break;
case VF_ORIGIN_Z:
PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vieworigin[2];
break;
case VF_ANGLES:
VectorCopy(cl.csqc_viewangles, PRVM_G_VECTOR(OFS_RETURN));
break;
case VF_ANGLES_X:
PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_viewangles[0];
break;
case VF_ANGLES_Y:
PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_viewangles[1];
break;
case VF_ANGLES_Z:
PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_viewangles[2];
break;
case VF_DRAWWORLD:
PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vidvars.drawworld;
break;
case VF_DRAWENGINESBAR:
PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vidvars.drawenginesbar;
break;
case VF_DRAWCROSSHAIR:
PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vidvars.drawcrosshair;
break;
case VF_CL_VIEWANGLES:
VectorCopy(cl.viewangles, PRVM_G_VECTOR(OFS_RETURN));;
break;
case VF_CL_VIEWANGLES_X:
PRVM_G_FLOAT(OFS_RETURN) = cl.viewangles[0];
break;
case VF_CL_VIEWANGLES_Y:
PRVM_G_FLOAT(OFS_RETURN) = cl.viewangles[1];
break;
case VF_CL_VIEWANGLES_Z:
PRVM_G_FLOAT(OFS_RETURN) = cl.viewangles[2];
break;
case VF_PERSPECTIVE:
PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.useperspective;
break;
case VF_CLEARSCREEN:
PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.isoverlay;
break;
case VF_MAINVIEW:
PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.ismain;
break;
case VF_FOG_DENSITY:
PRVM_G_FLOAT(OFS_RETURN) = r_refdef.fog_density;
break;
case VF_FOG_COLOR:
PRVM_G_VECTOR(OFS_RETURN)[0] = r_refdef.fog_red;
PRVM_G_VECTOR(OFS_RETURN)[1] = r_refdef.fog_green;
PRVM_G_VECTOR(OFS_RETURN)[2] = r_refdef.fog_blue;
break;
case VF_FOG_COLOR_R:
PRVM_G_VECTOR(OFS_RETURN)[0] = r_refdef.fog_red;
break;
case VF_FOG_COLOR_G:
PRVM_G_VECTOR(OFS_RETURN)[1] = r_refdef.fog_green;
break;
case VF_FOG_COLOR_B:
PRVM_G_VECTOR(OFS_RETURN)[2] = r_refdef.fog_blue;
break;
case VF_FOG_ALPHA:
PRVM_G_FLOAT(OFS_RETURN) = r_refdef.fog_alpha;
break;
case VF_FOG_START:
PRVM_G_FLOAT(OFS_RETURN) = r_refdef.fog_start;
break;
case VF_FOG_END:
PRVM_G_FLOAT(OFS_RETURN) = r_refdef.fog_end;
break;
case VF_FOG_HEIGHT:
PRVM_G_FLOAT(OFS_RETURN) = r_refdef.fog_height;
break;
case VF_FOG_FADEDEPTH:
PRVM_G_FLOAT(OFS_RETURN) = r_refdef.fog_fadedepth;
break;
case VF_MINFPS_QUALITY:
PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.quality;
break;
default:
PRVM_G_FLOAT(OFS_RETURN) = 0;
VM_Warning(prog, "VM_CL_R_GetView : unknown parm %i\n", c);
return;
}
return;
}
f = PRVM_G_VECTOR(OFS_PARM1);
k = PRVM_G_FLOAT(OFS_PARM1);
switch(c)
{
case VF_MIN:
r_refdef.view.x = (int)(f[0]);
r_refdef.view.y = (int)(f[1]);
DrawQ_RecalcView();
break;
case VF_MIN_X:
r_refdef.view.x = (int)(k);
DrawQ_RecalcView();
break;
case VF_MIN_Y:
r_refdef.view.y = (int)(k);
DrawQ_RecalcView();
break;
case VF_SIZE:
r_refdef.view.width = (int)(f[0]);
r_refdef.view.height = (int)(f[1]);
DrawQ_RecalcView();
break;
case VF_SIZE_X:
r_refdef.view.width = (int)(k);
DrawQ_RecalcView();
break;
case VF_SIZE_Y:
r_refdef.view.height = (int)(k);
DrawQ_RecalcView();
break;
case VF_VIEWPORT:
r_refdef.view.x = (int)(f[0]);
r_refdef.view.y = (int)(f[1]);
f = PRVM_G_VECTOR(OFS_PARM2);
r_refdef.view.width = (int)(f[0]);
r_refdef.view.height = (int)(f[1]);
DrawQ_RecalcView();
break;
case VF_FOV:
r_refdef.view.frustum_x = tan(f[0] * M_PI / 360.0);r_refdef.view.ortho_x = f[0];
r_refdef.view.frustum_y = tan(f[1] * M_PI / 360.0);r_refdef.view.ortho_y = f[1];
break;
case VF_FOVX:
r_refdef.view.frustum_x = tan(k * M_PI / 360.0);r_refdef.view.ortho_x = k;
break;
case VF_FOVY:
r_refdef.view.frustum_y = tan(k * M_PI / 360.0);r_refdef.view.ortho_y = k;
break;
case VF_ORIGIN:
VectorCopy(f, cl.csqc_vieworigin);
CSQC_R_RecalcView();
break;
case VF_ORIGIN_X:
cl.csqc_vieworigin[0] = k;
CSQC_R_RecalcView();
break;
case VF_ORIGIN_Y: