defs.h

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/*
 * Copyright (c) 2016-2024 Vera Visions LLC.
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
 
/* networking helpers */
#define NETWORKED_INT(x) int x; int x ##_net;
#define NETWORKED_FLOAT(x) float x; float x ##_net;
#define NETWORKED_VECTOR(x) vector x; vector x ##_net;
#define NETWORKED_ENT(x) entity x; entity x ##_net;
#define NETWORKED_STRING(x) string x; string x ##_net;
#define NETWORKED_BOOL(x) bool x; bool x ##_net;
 
#define NETWORKED_INT_N(x) int x ##_net;
#define NETWORKED_FLOAT_N(x) float x ##_net;
#define NETWORKED_VECTOR_N(x) vector x ##_net;
#define NETWORKED_STRING_N(x) string x ##_net;
 
#define PREDICTED_INT(x) int x; int x ##_net;
#define PREDICTED_FLOAT(x) float x; float x ##_net;
#define PREDICTED_VECTOR(x) vector x; vector x ##_net;
#define PREDICTED_ENT(x) entity x; entity x ##_net;
#define PREDICTED_STRING(x) string x; string x ##_net;
#define PREDICTED_BOOL(x) bool x; bool x ##_net;
 
#define PREDICTED_INT_N(x) int x ##_net;
#define PREDICTED_FLOAT_N(x) float x ##_net;
#define PREDICTED_VECTOR_N(x) vector x ##_net;
#define PREDICTED_STRING_N(x) string x ##_net;
 
#ifdef CLIENT
#define NSENTITY_READENTITY(x, y) \
        { \
                local x x ##_e = ( x )self;\
                if (y == true) { \
                        self.classname = strcat("spawnfunc_", #x); \
                        callfunction(self.classname); \
                } \
                x ##_e.ReceiveEntity( y, readfloat() );\
                x ##_e.Relink();\
        }
#else
 
#endif
 
#define NETWORKED_DEFAULT(x, y) x ##_net = x = y;
 
#define ROLL_BACK(x) x = x ##_net;
#define SAVE_STATE(x) x ##_net = x;
#define SAVE_STATE_FIELD(x, y) x ##_net[y] = x[y];
#define ATTR_CHANGED(x) (x ##_net != x)
#define VEC_CHANGED(x,y) (x ##_net[y] != x[y])
 
noref const float   SVC_TEMPENTITY          = 23;
 
#ifdef CLIENT
string __fullspawndata;
#endif
 
#include "global.h"
#include "cloader.h"
#include "sound.h"
#include "effects.h"
#include "math.h"
 
#ifdef CLIENT
#include "../gs-entbase/client/defs.h"
#else
#include "../gs-entbase/server/defs.h"
#endif
 
#include "../botlib/botinfo.h"
#include "sentences.h"
 
#include "NSIO.h"
#include "NSTrigger.h"
#include "NSEntity.h"
#include "NSTimer.h"
#include "NSRenderableEntity.h"
#include "NSSurfacePropEntity.h"
#include "NSMoverEntity.h"
#include "NSPhysicsConstraint.h"
#include "NSPhysicsEntity.h"
#include "NSBrushTrigger.h"
#include "NSPointTrigger.h"
#include "NSItem.h"
#include "NSNavAI.h"
#include "NSMonster.h"
#include "NSSquadMonster.h"
#include "NSTalkMonster.h"
#include "NSSpawnPoint.h"
#include "NSProjectile.h"
#include "NSSpraylogo.h"
#include "NSPortal.h"
#include "NSDebris.h"
 
#include "../xr/defs.h"
#include "../botlib/NSBot.h"
#include "NSClient.h"
#include "NSClientSpectator.h"
#include "NSClientPlayer.h"
 
#include "NSVehicle.h"
 
#include "materials.h"
#include "damage.h"
#include "flags.h"
#include "entities.h"
#include "events.h"
#include "flags.h"
#include "hitmesh.h"
#include "pmove.h"
#include "memory.h"
#include "platform.h"
#include "propdata.h"
#include "surfaceproperties.h"
#include "decalgroups.h"
#include "colors.h"
#include "motd.h"
#include "util.h"
 
#define BSPVER_PREREL   28
#define BSPVER_Q1               29
#define BSPVER_HL               30
#define BSPVER_Q2               38
#define BSPVER_Q2W              69
#define BSPVER_Q3               46
#define BSPVER_RTCW             47
#define BSPVER_RBSP     1
 
#define CLASSEXPORT(a,b) void a(void) { if (!isfunction(#b)) { self.classname = strcat("spawnfunc_", #b); } else { self.classname = #b; } callfunction(self.classname); }
 
const vector VEC_HULL_MIN = [-16,-16,-36];
const vector VEC_HULL_MAX = [16,16,36];
const vector VEC_CHULL_MIN = [-16,-16,-18];
const vector VEC_CHULL_MAX = [16,16,18];
 
// Actually used by input_button etc.
#define INPUT_BUTTON0 0x00000001        /* attack 1*/
#define INPUT_BUTTON2 0x00000002        /* jumping */
#define INPUT_BUTTON3 0x00000004        /* prone */
#define INPUT_BUTTON4 0x00000008        /* reload */
#define INPUT_BUTTON5 0x00000010        /* secondary */
#define INPUT_BUTTON6 0x00000020        /* use */
#define INPUT_BUTTON7 0x00000040        /* reserved */
#define INPUT_BUTTON8 0x00000080        /* crouching */
 
#define INPUT_PRIMARY INPUT_BUTTON0
#define INPUT_JUMP INPUT_BUTTON2
#define INPUT_PRONE INPUT_BUTTON3
#define INPUT_RELOAD INPUT_BUTTON4
#define INPUT_SECONDARY INPUT_BUTTON6
#define INPUT_USE INPUT_BUTTON5 /* This can NEVER change. Engine hard-coded. */
#define INPUT_SPRINT INPUT_BUTTON7
#define INPUT_CROUCH INPUT_BUTTON8
 
/* sendflags */
#define UPDATE_ALL                              16777215
 
#define clamp(d,min,max) bound(min,d,max)
 
enumflags
{
        SEARCH_INSENSITIVE,
        SEARCH_FULLPACKAGE,
        SEARCH_ALLOWDUPES,
        SEARCH_FORCESEARCH,
        SEARCH_MULTISEARCH,
        SEARCH_NAMESORT
};
 
.float jumptime;
.float teleport_time;
.vector basevelocity;
.float gflags;
 
void
Empty(void)
{
        
}
 
void Util_Destroy(void);
string Util_TimeToString(float fTime);
bool Util_IsTeamplay(void);
bool Util_IsPaused(void);
 
__wrap void
dprint(string m)
{
        if (cvar("developer") == 1)
                return prior(m);
}
 
void
crossprint(string m)
{
#ifdef CLIENT
        print(strcat("CLIENT: ", m));
#else
        print(strcat("SERVER: ", m));
#endif
}
 
#if 0
__wrap string
precache_model(string m)
{
        if not (m) {
                breakpoint();
                return "";
        }
 
        if (m == "") {
                breakpoint();
                return "";
        }
 
        return prior(m);
}
#endif
 
__wrap string
precache_sound(string sample)
{
        if (sample != "") /* not empty */
                if not(whichpack(strcat("sound/", sample))) { /* not present on disk */
                        NSError("SFX sample %S does not exist.", sample);
                        return "misc/missing.wav";
                }
 
        return prior(sample);
}
 
/* this could probably be a lot better, use this from now on so that it can be improved later */
noref float input_sequence;
float
pseudorandom()
{
        float seed = (float)input_sequence % 5.0f;
        seed += (float)input_sequence % 8.0f;
        seed += (float)input_sequence % 4.0f;
        seed += (float)input_sequence % 13.0f;
        seed += (float)input_sequence % 70.0f;
 
        /* like the engine its random(), never return 0, never return 1 */
        return bound(0.01, (seed) / 100.0f, 0.99f);
}
 
__wrap void
setmodel(entity ent, string mname)
{
        if (mname != "") /* not empty */
        if (substring(mname, 0, 1) != "*") /* not a brush */
                if not(whichpack(mname)) /* not present on disk */
                        return prior(ent, "models/error.vvm");
 
        return prior(ent, mname);
}
 
__wrap __variant*
memalloc(int size)
{
#if 0
        if (size > 55000)
                breakpoint();
 
        print(sprintf("memalloc: %i\n", size));
#endif
        return prior(size);
}
 
.float identity;
.float removed;
__wrap void
remove(entity target)
{
        /* it's an NSEntity sub-class */
        if (target.identity) {
                NSEntity ent = (NSEntity)target;
 
                /* if we're calling remove() on it and not .Destroy()... it's being uncleanly removed! */
                if (ent.removed == 0) {
                        ent.OnRemoveEntity();
                        breakpoint();
                        print(sprintf("^1WARNING: Entity %d of class %s uncleanly removed!\n", num_for_edict(ent), ent.classname));
                        ent.removed = 1;
                }
        }
 
        target.removed = 0;
        prior(target);
}
 
__wrap void
traceline(vector v1, vector v2, float flags, entity ent)
{
#ifdef SERVER
        if (autocvar(com_showTracers, 0) == 1) {
                WriteByte(MSG_MULTICAST, SVC_CGAMEPACKET);
                WriteByte(MSG_MULTICAST, EV_TRACEDEBUG);
                WriteCoord(MSG_MULTICAST, v1[0]);
                WriteCoord(MSG_MULTICAST, v1[1]);
                WriteCoord(MSG_MULTICAST, v1[2]);
                WriteCoord(MSG_MULTICAST, v2[0]);
                WriteCoord(MSG_MULTICAST, v2[1]);
                WriteCoord(MSG_MULTICAST, v2[2]);
                msg_entity = world;
                multicast(v1, MULTICAST_PVS_R);
        }
#endif
 
#ifdef CLIENT
        // TODO
#endif
        prior(v1, v2, flags, ent);
}
 
void
setorigin_safe(entity target, vector testorg)
{
        for (int i = 0; i < 16; i++) {
                tracebox(testorg, target.mins, target.maxs, testorg, MOVE_NORMAL, target);
 
                if (!trace_startsolid) {
                        break;
                }
 
                testorg[2] += 1.0;
        }
 
        setorigin(target, testorg);
}
 
#ifdef NO_LEGACY
void
readcmd(string foo)
{
        localcmd(foo);
}
#else
void(string cmd) readcmd = #0:readcmd;
#endif
 
/* This is required because people who use Hammer do awful things
   to get their models to update. We get a multitude of juicy
   hacks and symbols that Half-Life's engine strips and now we have to
   replicate this behaviour. Be thankful this is not done in-engine for
   every game/mod ever.
*/
string Util_FixModel(string mdl)
{
        if (!mdl) {
                return "";
        }
 
        int c = tokenizebyseparator(mdl, "/", "\\ ", "!");
        string newpath = "";
 
        for (int i = 0; i < c; i++) {
                newpath = sprintf("%s/%s", newpath, argv(i));
        }
 
        /* Kill the first / */
        newpath = substring(newpath, 1, strlen(newpath)-1);
 
        /* Now we need to fix \/ because I hate people */
        c = tokenizebyseparator(newpath, "\\/");
        mdl = "";
        for (int i = 0; i < c; i++) {
                mdl = sprintf("%s/%s", mdl, argv(i));
        }
        /* Kill the first / again */
        mdl = substring(mdl, 1, strlen(mdl)-1);
 
        if (substring(mdl, 0, 1) == "/")
                mdl = substring(mdl, 1, -1);
 
        return mdl;
}
 
string
Util_ChangeExtension(string baseString, string newExtension)
{
        float stringOffset = 0;
        string tempString = "";
        float foundOffset = 0;
        
        while ((tempString = substring(baseString, stringOffset, 1))) {
                if (tempString == ".")
                        foundOffset = stringOffset;
                if (tempString == "")
                        break;
                if not (tempString)
                        break;
 
                stringOffset++;
        }
 
        return strcat(substring(baseString, 0, foundOffset), ".", newExtension);
}
 
bool
Util_IsSingleplayer(void)
{
#ifdef SERVER
        /* playerslots 1 is always singleplayer */
        if (cvar("sv_playerslots") == 1)
                return true;
 
        /* only when coop is 1, only in multiplayer */
        if (cvar("coop") == 1 && cvar("sv_playerslots") > 1)
                return true;
#endif
 
        /* else we're multiplayer */
        return false;
}
 
float
crandom(void)
{
        return ((random() - 0.5f) * 2.0f);
}
 
string
dirname(string input)
{
        if (!input) {
                return "";
        }
 
        int c = tokenizebyseparator(input, "/", "\\ ", "!");
        string newpath = "";
 
        for (int i = 0; i < (c-1); i++) {
                newpath = sprintf("%s/%s", newpath, argv(i));
        }
 
        /* Kill the first / */
        newpath = substring(newpath, 1, strlen(newpath)-1);
 
        return newpath;
}
 
string
textfile_to_string(string filename)
{
        string fileContents = __NULL__;
 
        filestream fileHandle = fopen(filename, FILE_READ);
        string temp;
 
        if (fileHandle != -1) {
                while ((temp = fgets(fileHandle))) {
                        fileContents = strcat(fileContents, temp, "\n");
                }
        } else {
                fileContents = __NULL__;
        }
 
        return fileContents;
}
 
/* moved from src/botlib/route.qc */
/* Get's a velocity vector with which we can successfully jump from one place to another */
vector
Route_GetJumpVelocity(vector vecFrom, vector vecTo, float flGravMod)
{
#if 1
        float flHeight, flGravity, flTime, flDistance, flDir;
        vector vecJump = [0,0,0];
 
        if (flGravMod <= 0.0)
                flGravMod = 1.0f;
 
        flGravity = serverkeyfloat("phy_gravity") * flGravMod;
        flHeight = vecTo[2] - vecFrom[2];
 
        /* this may not be a much verticality to this jump, use distance instead */
        if (flHeight <= 0) {
                flHeight = vlen(vecTo - vecFrom);
                flTime = flHeight / flGravity;
        } else {
                flTime = sqrt(flHeight / (flGravity * 0.5f));
                if (flTime <= 0) {
                        return [0,0,0];
                }
        }
 
        vecJump = vecTo - vecFrom;
        vecJump[2] = 0;
        flDistance = vlen(normalize(vecJump));
 
        flDir = flDistance / flTime;
        vecJump *= flDir;
        vecJump[2] = flTime * flGravity;
#else
        vector vecJump = [0,0,0];
        float flDist = vlen(vecTo - vecFrom);
        makevectors(vectoangles(vecTo - vecFrom));
        vecJump = v_forward * flDist;
        vecJump[2] = 280;
#endif
        return vecJump;
}
 
bool
FileExists(string filePath)
{
        if (filePath != "") /* not empty */
                if not(whichpack(filePath)) /* not present on disk */
                        return false;
 
        return true;
}
 
void
DebugBox(vector absPos, vector minSize, vector maxSize, vector boxColor, float boxAlpha)
{
        vector a, b, c, d;
        vector w, x, y, z;
 
        a[0] = absPos[0] + minSize[0];
        a[1] = absPos[1] + maxSize[1];
 
        b[0] = absPos[0] + maxSize[0];
        b[1] = absPos[1] + maxSize[1];
 
        c[0] = absPos[0] + maxSize[0];
        c[1] = absPos[1] + minSize[1];
 
        d[0] = absPos[0] + minSize[0];
        d[1] = absPos[1] + minSize[1];
 
        a[2] = absPos[2] + maxSize[2];
        c[2] = absPos[2] + maxSize[2];
        d[2] = absPos[2] + maxSize[2];
        b[2] = absPos[2] + maxSize[2];
 
        w = a;
        x = b;
        y = c;
        z = d;
 
        w[2] = absPos[2] + minSize[2];
        x[2] = absPos[2] + minSize[2];
        y[2] = absPos[2] + minSize[2];
        z[2] = absPos[2] + minSize[2];
        
        /* top */
        R_BeginPolygon("", 0, 0);
        R_PolygonVertex(a, [1,1], boxColor, boxAlpha);
        R_PolygonVertex(b, [0,1], boxColor, boxAlpha);
        R_PolygonVertex(c, [0,0], boxColor, boxAlpha);
        R_PolygonVertex(d, [1,0], boxColor, boxAlpha);
        R_EndPolygon();
 
        /* front */
        R_BeginPolygon("", 0, 0);
        R_PolygonVertex(d, [1,1], boxColor * 0.9f, boxAlpha);
        R_PolygonVertex(c, [0,1], boxColor * 0.9f, boxAlpha);
        R_PolygonVertex(y, [0,0], boxColor * 0.9f, boxAlpha);
        R_PolygonVertex(z, [1,0], boxColor * 0.9f, boxAlpha);
        R_EndPolygon();
 
        /* back */
        R_BeginPolygon("", 0, 0);
        R_PolygonVertex(w, [1,1], boxColor * 0.9f, boxAlpha);
        R_PolygonVertex(x, [0,1], boxColor * 0.9f, boxAlpha);
        R_PolygonVertex(b, [0,0], boxColor * 0.9f, boxAlpha);
        R_PolygonVertex(a, [1,0], boxColor * 0.9f, boxAlpha);
        R_EndPolygon();
 
        /* left */
        R_BeginPolygon("", 0, 0);
        R_PolygonVertex(a, [1,1], boxColor * 0.8f, boxAlpha);
        R_PolygonVertex(d, [0,1], boxColor * 0.8f, boxAlpha);
        R_PolygonVertex(z, [0,0], boxColor * 0.8f, boxAlpha);
        R_PolygonVertex(w, [1,0], boxColor * 0.8f, boxAlpha);
        R_EndPolygon();
 
        /* right */
        R_BeginPolygon("", 0, 0);
        R_PolygonVertex(c, [1,1], boxColor * 0.8f, boxAlpha);
        R_PolygonVertex(b, [0,1], boxColor * 0.8f, boxAlpha);
        R_PolygonVertex(x, [0,0], boxColor * 0.8f, boxAlpha);
        R_PolygonVertex(y, [1,0], boxColor * 0.8f, boxAlpha);
        R_EndPolygon();
 
        /* bottom */
        R_BeginPolygon("", 0, 0);
        R_PolygonVertex(z, [1,1], boxColor, boxAlpha);
        R_PolygonVertex(y, [0,1], boxColor, boxAlpha);
        R_PolygonVertex(x, [0,0], boxColor, boxAlpha);
        R_PolygonVertex(w, [1,0], boxColor, boxAlpha);
        R_EndPolygon();
}