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game-source/paroxysm/quake/kascam.qc
Bill Currie de0481cfd5 fix some warnings
2007-05-07 23:37:41 +00:00

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//Kasuha's DeathMatch Camera QC patch version 1.5
/////////////////////////////////////////////////////////////////////////////
// KasCam definitions
/////////////////////////////////////////////////////////////////////////////
// KasCam constants
float CAM_IDLE = 0; // Camera idle, nobody to look at
float CAM_FIXED = 1; // Fixed-position camera
float CAM_FLYBY = 2; // Fly-by camera
float CAM_FOLLOW = 3; // Camera following a player
float CAM_HAND = 4; // Hand-targeted camera
float CAM_FREE = 5; // Flying hand-targeted camera
float CAM_NOCLIP = 6; // No-clipping flying blabla
float CAM_DEATH = 7; // Death camera (automatic mode only)
// KasCam variables
// how the standard fields are used:
// .enemy ........... targeted entity (player, monster, robot, ...)
// .movetarget ...... previous targeted entity
// .goalentity ...... targeted entity if locked on it
// .attack_state .... TRUE if forced to FOLLOW
// .dest ............ current expected camera position
// .dest1 ........... current expected targeted point
// .dest2 ........... next target for IDLE mode
// .mangle .......... angle speed
// .state ........... camera state
// .pausetime ....... delay measure
// .delay ........... how long to keep current target / idle mode
// .search_time ..... when drop from current mode
// .aflag ........... "take"/"r.i.p." messages on/off
// .lip ............. max distance for flyby mode
// .cnt ............. entity passing counter
/////////////////////////////////////////////////////////////////////////////
// internal KasCam functions
/////////////////////////////////////////////////////////////////////////////
// give me the next possible target please...
// yes, I am testing KasCam with bots. It is easier than with live players :-)
entity(entity ent) CamCycle =
{
if (ent == world) {
self.cnt = 0;
}
if (self.cnt == 0) {
ent = find(ent,classname,"player");
if (ent == world) {
self.cnt = 1;
}
}
if (self.cnt == 1) {
ent = find(ent,classname,"bot");
}
return ent;
};
// simple now, but there can be differences
// for various target entity classnames
void(entity ent) CamVectors =
{
if (ent.classname == "player") {
makevectors(ent.v_angle);
} else {
makevectors(ent.angles); // for dmbot
}
};
// centerprinting prototypes
void(entity client, string s1) camcenterprint1 = #73;
void(entity client, string s1, string s2) camcenterprint2 = #73;
void(entity client, string s1, string s2, string s3) camcenterprint3 = #73;
void(entity client, string s1, string s2, string s3, string s4) camcenterprint4 = #73;
void(entity client, string s1, string s2, string s3, string s4, string s5) camcenterprint5 = #73;
void(entity client, string s1, string s2, string s3, string s4, string s5, string s6) camcenterprint6 = #73;
void(entity client, string s1, string s2, string s3, string s4, string s5, string s6, string s7) camcenterprint7 = #73;
// Now taking / r.i.p report
void(entity ent, string tit) CamReport =
{
local string s2,s3;
// + POX v1.11 - wait for 'next round' message before printing anything else
if (self.attack_finished > time)
return;
if (ent.frags < 1) {
s2 = "no";
} else {
s2 = ftos(ent.frags);
}
if (ent.frags != 1) {
s3 = " frags";
} else {
s3 = " frag";
}
camcenterprint6(self,tit,"\n\n\n",ent.netname," - ",s2,s3);
};
// There is NO square root ?! :-(((
float(float num) CamSqrt =
{
local float apr;
if (num < 0.001)
return 0;
if (num>1) {
apr = num;
} else {
apr = 1;
}
do {
apr = (num + (apr * apr)) / (2 * apr);
} while (fabs((apr * apr) - num) > (num * 0.001));
return apr;
};
// Angle normalization
float(float a) CamReAngle =
{
while (a>180) a = a - 360;
while (a<-180) a = a + 360;
return a;
};
// point visibility test
integer(vector vec) CamVisible =
{
traceline(self.origin,vec,TRUE,self);
return ((trace_fraction == 1) && !((trace_inopen && trace_inwater)));
};
// entity visibility test
// suited for players and player size bots; may vary for various classnames
integer(entity ent) CamVisibleEnt =
{
local vector vec;
// Three points: origin, bottom and eyes
if (CamVisible(ent.origin)) return TRUE;
vec = ent.origin;
vec_z = ent.absmin_z;
if (CamVisible(vec)) return TRUE;
vec_z = ent.absmax_z - 8;
return CamVisible(vec);
};
// find target closest to the screen centre
// returns WORLD if nobody visible
entity() CamShoot =
{
local entity ent,entx;
local vector vec;
local float d1,dx;
makevectors(self.v_angle);
entx = world;
ent = CamCycle(world);
dx = 0;
while (ent != world) {
if (ent.deadflag == DEAD_NO) {
vec = ent.origin - self.origin;
vec = normalize(vec);
d1 = (v_forward_x * vec_x) + (v_forward_y * vec_y) + (v_forward_z * vec_z);
if (d1 > dx) {
if (CamVisible(ent.origin)) {
entx = ent;
dx = d1;
}
}
}
ent = CamCycle(ent);
}
return entx;
};
// smooth position movement
float(float d, float a) CamHurry =
{
local float t,tt;
if (d<0) a = 0 - a;
t = frametime;
tt = CamSqrt(d / a);
if (t > tt) {
return d;
} else {
return (a * t * ((2 * tt) - t));
}
};
// Watch out! This is probably the most sophisticated routine ;-)
// I spent 5 hours developing the algorithm
// If you understand how it works in 3 minutes you're a guru :-)))
// smooth viewing angle movement
// return value is not a vector - this is a hack to return
// two floats at once :-)
// parameters are: current position, current velocity, acceleration
// returns new position and new velocity
vector(float s, float v, float a) CamSmooth =
{
local float dt,t1,t2,v2,as,sv2;
local integer b;
local vector vec;
s = CamReAngle(s);
v2 = v / 2;
as = a * s;
sv2 = v2 * v2;
dt = frametime;
if (fabs(as) < sv2) {
b = v > 0;
} else {
b = s > 0;
}
if (b) {
t2 = CamSqrt((sv2 + as) / 2) / a;
a = 0 - a;
} else {
t2 = CamSqrt((sv2 - as) / 2) / a;
}
t1 = t2 - (v2 / a);
if (t1 > dt) {
s = (a * dt + v) * dt + s;
v = a * dt * 2 + v;
} else {
s = (a * t1 + v) * t1 + s;
v = a * t1 * 2 + v;
t1 = dt - t1;
if (t1 < t2) {
s = (v - (a * t1)) * t1 + s;
v = v - (a * t1 * 2);
} else {
s = 0;
v = 0;
}
}
vec_x = s;
vec_y = v;
vec_z = 0;
return vec;
};
// Check a flyby vector if it is usable
// returns vector length
// 1111 is a sentinel - flyby vectors are taken
// only if shorter than 1000
// vector is passed from player's eyes
// may vary for various classnames
float(vector vec) TryFlybyVector =
{
local vector orig,vec1;
local float vl;
vec1 = normalize(vec);
vec = 700 * vec1;
vec1 = 5 * vec1;
orig = self.enemy.origin;
orig_z = self.enemy.absmax_z - 8; // .................. eye level
traceline(orig,orig+vec,FALSE,self.enemy);
if (trace_ent != world) return 1111;
if (trace_inopen && trace_inwater) return 1111;
trace_endpos = trace_endpos - vec1;
if (pointcontents(trace_endpos) == CONTENT_SOLID) return 1111;
vl = vlen(self.enemy.origin - trace_endpos);
if (vl<50) return 1111;
return fabs(333 - vl);
};
// Move camera towards ideal position (or just skip there)
// parameters are position and angle speed factor
// 0 means to skip
void(float speedv, float speeda) CamUpdatePos =
{
local vector vec, v1;
local float vl;
// Check destination visibility
// if invisible, just skip there
traceline(self.origin,self.dest,TRUE,self);
if (trace_fraction != 1) {
speedv = 0;
speeda = 0;
}
// first do camera movement
if (speedv == 0) {
setorigin(self,self.dest);
} else {
vec = self.dest - self.origin;
vl = vlen(vec);
vec = normalize(vec);
vl = CamHurry(vl,speedv);
vec = vl * vec;
setorigin(self,self.origin + vec);
}
// then view angle
self.fixangle = TRUE;
self.movetype = MOVETYPE_NONE;
// in death mode look exactly at the target even if camera moves
// in other modes look like camera is in its ideal position
if (self.state != CAM_DEATH) {
vec = vectoangles(self.dest1 - self.dest);
} else {
vec = vectoangles(self.dest1 - self.origin);
}
vec_z = 0;
vec_x = CamReAngle(360 - vec_x);
vec_y = CamReAngle(vec_y);
if (vec_x > 70) {
vec_x = 70;
} else {
if (vec_x < -70) vec_x = -70;
}
if (speeda == 0) {
self.angles = vec;
self.mangle = '0 0 0';
} else {
v1 = CamSmooth(self.angles_x - vec_x,self.mangle_x,speeda);
self.mangle_x = v1_y;
self.angles_x = vec_x + v1_x;
v1 = CamSmooth(self.angles_y - vec_y,self.mangle_y,speeda);
self.mangle_y = v1_y;
self.angles_y = vec_y + v1_x;
self.angles_x = CamReAngle(self.angles_x);
self.angles_y = CamReAngle(self.angles_y);
}
self.v_angle = self.angles;
};
// make camera look forward ;-)
// used when target disappeared etc.
void() CamSetAuto =
{
self.dest = self.origin;
makevectors(self.v_angle);
self.dest1 = self.origin+v_forward;
CamUpdatePos(0,0);
};
// go to idle state
void() CamGoIdle =
{
CamSetAuto();
self.state = CAM_IDLE;
self.pausetime = time + 2;
self.search_time = time;
self.dest2 = self.dest1;
self.enemy = self;
};
// go to death mode
void() CamGoDeath =
{
if (self.aflag) CamReport(self.enemy,"R.I.P."); // Report death
self.mangle = '0 0 0';
self.dest = self.origin;
self.state = CAM_DEATH;
self.pausetime = time + 1;
self.movetarget = world;
self.search_time = time + 5; // max. 5 seconds DEATH mode
};
// Get target point for flyby
vector(entity ent) CamFlybyTarget =
{
local vector vec;
vec = ent.origin;
vec_z = ent.absmax_z - 8;
return vec;
};
// FlyBy mode initialization
// Targeted player is in self.enemy
void(entity newtarg) CamInitFlybyMode =
{
local float f, max;
local vector vec;
// Keep camera at this point for some time...
self.pausetime = time + 0.4;
// Report selected player
if (self.enemy != newtarg) {
self.enemy = newtarg;
if (self.movetarget != self.enemy) {
if (self.aflag) {
CamReport(self.enemy,"Now taking");
}
self.movetarget = newtarg;
}
}
vec = self.enemy.angles;
vec_x = 0;
vec_y = 0;
makevectors (vec);
v_forward = 3 * v_forward;
max = 1000;
f = TryFlybyVector(v_up + v_forward + v_right);
if (f<max) {
max = f;
vec = trace_endpos;
}
f = TryFlybyVector(v_up - v_forward + v_right);
if (f<max) {
max = f;
vec = trace_endpos;
}
f = TryFlybyVector(v_up + v_forward - v_right);
if (f<max) {
max = f;
vec = trace_endpos;
}
f = TryFlybyVector(v_up - v_forward - v_right);
if (f<max) {
max = f;
vec = trace_endpos;
}
if (max >= 1000) {
f = TryFlybyVector(v_up + v_forward);
if (f<max) {
max = f;
vec = trace_endpos;
}
f = TryFlybyVector(v_up - v_forward);
if (f<max) {
max = f;
vec = trace_endpos;
}
f = TryFlybyVector(v_up + v_right);
if (f<max) {
max = f;
vec = trace_endpos;
}
f = TryFlybyVector(v_up - v_right);
if (f<max) {
max = f;
vec = trace_endpos;
}
}
if (max>=1000) {
f = TryFlybyVector(v_forward + v_right);
if (f<max) {
max = f;
vec = trace_endpos;
}
f = TryFlybyVector(v_forward - v_right);
if (f<max) {
max = f;
vec = trace_endpos;
}
f = TryFlybyVector('0 0 0' - v_forward + v_right);
if (f<max) {
max = f;
vec = trace_endpos;
}
f = TryFlybyVector('0 0 0' - v_forward - v_right);
if (f<max) {
max = f;
vec = trace_endpos;
}
}
if (max>=1000) {
f = TryFlybyVector(v_forward);
if (f<max) {
max = f;
vec = trace_endpos;
}
f = TryFlybyVector(v_right);
if (f<max) {
max = f;
vec = trace_endpos;
}
f = TryFlybyVector('0 0 0' - v_forward);
if (f<max) {
max = f;
vec = trace_endpos;
}
f = TryFlybyVector('0 0 0' - v_right);
if (f<max) {
max = f;
vec = trace_endpos;
}
}
if (max>=1000) {
f = TryFlybyVector('0 0 0' - v_up + v_forward + v_right);
if (f<max) {
max = f;
vec = trace_endpos;
}
f = TryFlybyVector('0 0 0' - v_up - v_forward + v_right);
if (f<max) {
max = f;
vec = trace_endpos;
}
f = TryFlybyVector('0 0 0' - v_up + v_forward - v_right);
if (f<max) {
max = f;
vec = trace_endpos;
}
f = TryFlybyVector('0 0 0' - v_up - v_forward - v_right);
if (f<max) {
max = f;
vec = trace_endpos;
}
}
if (max>=1000) {
f = TryFlybyVector('0 0 0' - v_up + v_forward);
if (f<max) {
max = f;
vec = trace_endpos;
}
f = TryFlybyVector('0 0 0' - v_up + v_right);
if (f<max) {
max = f;
vec = trace_endpos;
}
f = TryFlybyVector('0 0 0' - v_up - v_forward);
if (f<max) {
max = f;
vec = trace_endpos;
}
f = TryFlybyVector('0 0 0' - v_up - v_right);
if (f<max) {
max = f;
vec = trace_endpos;
}
}
if (max >= 1000) {
CamGoIdle();
self.pausetime = time + 2;
return;
}
self.dest1 = CamFlybyTarget(self.enemy);
self.dest = vec;
self.state = CAM_FLYBY;
self.lip = 1.5 * vlen(self.dest - self.dest1);
if (self.lip < 500) self.lip = 500;
CamUpdatePos(0,0);
};
// get FOLLOW mode position
vector() GetFollowCam =
{
local vector vec, vec2;
CamVectors(self.enemy);
vec = self.enemy.origin + (self.enemy.maxs_z + 4) * v_up;
traceline(self.enemy.origin,vec,FALSE,self);
vec = trace_endpos - normalize(vec);
vec2 = -100 * v_forward;
traceline(vec,vec+vec2,TRUE,self);
vec2 = trace_endpos - normalize(vec2);
if (CamVisible(vec2)) {
return vec2;
} else {
return vec;
}
};
// get FOLLOW mode targetting point
vector() GetFollowTrg =
{
local vector vec;
if (self.enemy.deadflag == DEAD_NO) {
CamVectors(self.enemy);
vec = self.enemy.origin + 2048 * v_forward;
} else {
vec = self.enemy.origin;
}
return vec;
};
// Move the camera to the point it is looking at
void() CamHandJump =
{
makevectors(self.v_angle);
traceline(self.origin,self.origin+2000*v_forward,TRUE,self);
self.dest=trace_endpos - (5 * normalize(trace_endpos-self.origin));
self.dest1 = self.origin;
CamUpdatePos(0,0);
};
// find n-th saved position
entity(float n) CamGetPos =
{
local entity ent;
ent = find(world,classname,"CamSavedPos");
while((n>0) && (ent!=world)) {
ent = find(ent,classname,"CamSavedPos");
n = n - 1;
}
return ent;
};
// save actual position and angles
void(float n) CamSavePos =
{
local entity ent;
ent = CamGetPos(n);
if (ent!=world) {
ent.angles = self.angles;
ent.v_angle = self.v_angle;
setorigin(ent,self.origin);
}
};
// go to saved position
void(float n) CamLoadPos =
{
local entity ent;
if ((self.state == CAM_HAND) || (self.state == CAM_FREE) || (self.state == CAM_NOCLIP)) {
ent = CamGetPos(n);
if (ent!=world) {
self.fixangle = TRUE;
self.angles = ent.angles;
self.v_angle = ent.v_angle;
setorigin(self,ent.origin);
}
}
};
// Impulse handling
void() DisplayRules; //POX - predeclare
void() CamImpulses =
{
local float c;
local entity ent;
//POX - Added so server rules are accessable in autocam mode
if (self.impulse == 253)
DisplayRules();
// Choose target automatically
if (self.impulse == 100) {
self.goalentity = world;
CamGoIdle();
// Choose target manually
} else if ((self.impulse > 100) && (self.impulse <150)) {
self.goalentity = world;
c = self.impulse - 100;
ent = world;
do {
ent = CamCycle(ent);
c = c - 1;
} while ((c>0) && (ent != world));
if (ent != world) {
if (ent.deadflag == DEAD_NO) {
CamInitFlybyMode(ent);
self.delay = time + 10;
self.search_time = time + 60; // keep target max. 60 seconds
}
}
// Save position
} else if((self.impulse>=180) && (self.impulse<=189)) {
c = self.impulse - 180;
CamSavePos (c);
// Load position
} else if((self.impulse>=190) && (self.impulse<=199)) {
c = self.impulse - 190;
CamLoadPos (c);
// Force FLYBY
} else if (self.impulse == 200) {
if (self.enemy != self) {
CamInitFlybyMode(self.enemy);
} else {
ent = CamShoot();
if (ent != world) {
CamInitFlybyMode(ent);
self.delay = time + 10;
self.search_time = time + 60; // keep target max. 60 seconds
}
}
// Force FOLLOW
} else if (self.impulse == 201) {
if (self.enemy != self) {
self.state = CAM_FOLLOW;
} else {
ent = CamShoot();
if (ent != world) {
self.movetarget = self.enemy = ent;
if (self.aflag) {
CamReport(self.enemy,"Now Taking");
}
self.state = CAM_FOLLOW;
self.search_time = time + 60; // keep target max. 60 seconds
self.mangle = '0 0 0';
}
}
// Force HAND
} else if (self.impulse == 202) {
if ((self.state != CAM_FLYBY) && (self.state != CAM_FIXED)) CamHandJump();
self.state = CAM_HAND;
self.movetype = MOVETYPE_NONE;
self.enemy = self;
self.movetarget = world;
// Force FREE (FLY)
} else if (self.impulse == 203) {
self.state = CAM_FREE;
self.movetype = MOVETYPE_FLY;
self.enemy = self;
self.movetarget = world;
// Force NOCLIP
} else if (self.button2) {//(self.impulse == 204) { //POX v1.2 - JumpButton Forces NOCLIP
self.state = CAM_NOCLIP;
self.enemy = self;
self.movetarget = world;
self.movetype = MOVETYPE_NOCLIP;
// Force FIXED
} else if (self.impulse == 205) {
if ((self.state == CAM_FLYBY) || (self.state == CAM_HAND)) {
CamSetAuto();
self.state = CAM_FIXED;
self.enemy = self;
self.movetarget = world;
self.search_time = time + 100000;
self.pausetime = time + 3;
}
// Messages ON/OFF
} else if (self.impulse == 210) {
self.aflag = (float)!self.aflag; //FIXME qfcc issue
// Report position
} else if (self.impulse == 211) {
bprint("Current camera position: ");
bprint(vtos(self.origin));
bprint("\n");
// Messages ON
} else if (self.impulse == 212) {
self.aflag = TRUE;
// Messages OFF
} else if (self.impulse == 213) {
self.aflag = FALSE;
// FOLLOW always forced
} else if (self.impulse == 214) {
self.attack_state = TRUE;
// FOLLOW force normal
} else if (self.impulse == 215) {
self.attack_state = FALSE;
// Lock on current target
} else if (self.impulse == 216) {
if (self.enemy != self) {
self.goalentity = self.enemy;
}
// Switch to next target
} else if (self.button0) {//(self.impulse == 217) { //POX v1.2 - FireButton Switches Player
if (self.enemy != self) {
ent=CamCycle(world);
while ((ent != world) && (ent != self.enemy)) {
ent = CamCycle(ent);
}
if (ent != world) {
c = TRUE;
while (c) {
ent = CamCycle(ent);
if (ent == world) {
ent = CamCycle(ent);
}
if (ent == world) {
c = FALSE;
} else {
if (ent.deadflag == DEAD_NO) {
if (self.goalentity != world) {
self.goalentity = ent;
}
CamInitFlybyMode(ent);
self.delay = time + 10;
self.search_time = time + 60; // keep target max. 60 seconds
c = FALSE;
}
}
}
}
}
}
self.impulse = 0;
self.button0 = 0;//POX v1.2 - clear button hits
self.button2 = 0;//POX v1.2 - clear button hits
};
// Update camera state according to current target
void() CamUpdValues =
{
local float it;
if ((self.enemy != self) && (self.enemy.classname != "bodyque") && (self.enemy.health > 0)) {
// Mask out items which change view color
it = IT_INVISIBILITY | IT_INVULNERABILITY | IT_SUIT | IT_QUAD;
self.items &= ~it;
self.health = self.enemy.health;
self.armorvalue = self.enemy.armorvalue;
self.ammo_shells = self.enemy.ammo_shells;
self.ammo_nails = self.enemy.ammo_nails;
self.ammo_rockets = self.enemy.ammo_rockets;
self.ammo_cells = self.enemy.ammo_cells;
self.weapon = self.enemy.weapon;
self.currentammo = self.enemy.currentammo;
} else {
self.items = 0;
self.health = 111;
self.armorvalue = 111;
self.ammo_shells = 111;
self.ammo_nails = 111;
self.ammo_rockets = 111;
self.ammo_cells = 111;
self.weapon = IT_BONESAW;
self.currentammo = 111;
}
};
// Overall health
float(entity ent) CamHealthVal =
{
local float alldmg;
// First evaluate max damage if infinite armor
alldmg = ent.health/(1-ent.armortype);
// Test for less armor
if (alldmg>(ent.health+ent.armorvalue)) {
alldmg = ent.health+ent.armorvalue;
}
// And return maximum damage entity can bear
return alldmg;
};
// IDLE mode think routine
void() CamIdleThink =
{
local entity ent,ent2;
local vector vec,vec2;
local float p1,p2;
local float pa,pb;
// Prepare a sentinel
ent2 = self;
if (self.movetarget != world) {
if (self.movetarget.deadflag == DEAD_NO) {
ent2 = self.movetarget;
}
}
// try to find some interesting target
p2 = -1;
p1 = 5 * random();
if (self.goalentity != world) {
if (self.goalentity.deadflag == DEAD_NO) {
ent2 = self.goalentity;
} else {
ent2 = self;
}
} else if (p1 < 1) {
ent = CamCycle(world);
while (ent != world) {
if ((ent != self.movetarget) && (ent.deadflag == DEAD_NO)) {
p1 = CamHealthVal(ent);
if (p2<p1) {
ent2 = ent;
p2 = p1;
}
}
ent = CamCycle(ent);
}
} else if (p1 < 2) {
ent = CamCycle(world);
while (ent != world) {
// Dead or dying are not interesting at this point
if ((ent != self.movetarget) && (ent.deadflag == DEAD_NO)) {
p1 = ent.frags;
if (p1 < 0) p1 = 0;
if (p2<p1) {
ent2 = ent;
p2 = p1;
}
}
ent = CamCycle(ent);
}
} else {
p2 = 0;
ent = CamCycle(world);
while (ent != world) {
if ((ent != self.movetarget) && (ent.deadflag == DEAD_NO)) {
p2 = p2 + 1;
}
ent = CamCycle(ent);
}
if (p2 > 0) {
p2 = p2 * random();
ent = world;
do {
do {
ent = CamCycle(ent);
} while ((ent == self.movetarget) || (ent.deadflag != DEAD_NO));
p2 = p2 - 1;
} while (p2 > 0);
if (ent != world) ent2 = ent;
}
}
// If an interesting object found
if (ent2 != self) {
// Go to FlyBy mode
CamInitFlybyMode (ent2);
self.delay = time + 10;
self.search_time = time + 60;
} else {
// Idle moves
self.enemy = self;
traceline(self.dest, self.dest1, TRUE, self);
self.dest1 = trace_endpos;
vec_x = 40 * random () - 20;
vec_y = 360 * random ();
vec_z = 0;
pa = vec_y;
if (self.origin != self.dest) {
vec2 = self.origin - self.dest;
vec2 = vectoangles(vec2);
pb = vec2_y;
} else {
pb = 0;
}
pa = CamReAngle(pa);
makevectors(vec);
vec = 2000 * v_forward;
p2 = vlen(self.dest2 - self.dest);
if (fabs(CamReAngle(pa - pb)) > 60) {
vec2 = self.dest + vec;
traceline(self.dest, vec2, TRUE, self);
vec2 = trace_endpos;
p1 = vlen(vec2 - self.dest);
if (p1 > p2) {
self.dest2 = vec2;
p2 = p1;
}
}
pa = pa + 180;
pa = CamReAngle(pa);
if (fabs(CamReAngle(pa - pb)) > 60) {
vec2 = self.dest - vec;
traceline(self.dest, vec2, TRUE, self);
vec2 = trace_endpos;
p1 = vlen(vec2 - self.dest);
if (p1 > p2) {
self.dest2 = vec2;
p2 = p1;
}
}
if (self.pausetime < time) {
self.pausetime = time + 3 + (2 * random());
self.dest1 = self.dest2;
}
if (self.search_time < time) {
vec = self.dest - self.dest1;
vec = (5 + (50 * random())) * normalize(vec);
vec = self.dest1 + vec;
traceline(self.origin,vec, TRUE, self);
if (trace_fraction == 1) {
self.dest = vec;
self.dest2 = self.dest1;
self.search_time = time + 8 + (5 * random());
} else {
self.dest2 = self.dest;
self.search_time = time + 1 + random();
}
}
}
};
// FLYBY mode thinking routine
void() CamFlyByThink =
{
local float p0,p1,grad,p;
local vector vec;
local entity ent;
// self.dest1 is set to player
// Check if the player is not dead
if (self.enemy.deadflag != DEAD_NO) {
if (time < 31) {
CamGoIdle();
return;
}
CamGoDeath();
return;
}
// All other restrictions apply after some time
// Test player visibility
// If player not visible place another camera
p1 = vlen(self.dest - self.enemy.origin);
if ((CamVisibleEnt(self.enemy) && (self.lip > p1)) || (self.pausetime > time)) {
self.dest1 = CamFlybyTarget(self.enemy);
} else {
CamInitFlybyMode (self.enemy);
}
// Check for FOLLOW mode change
// Player has to be near
// And looking away
// And the destination point must be visible
if (self.attack_state) {
self.state = CAM_FOLLOW;
return;
} else {
p1 = vlen(self.enemy.origin - self.origin);
if (p1 < 170) {
// Player is near enough
// Now if it points away
grad = fabs(self.enemy.angles_y - self.angles_y);
if (grad > 180) grad = 360 - grad;
if (grad < 30) {
// Calculate following point
vec = GetFollowCam();
if (CamVisible(vec)) {
self.state = CAM_FOLLOW;
return;
}
}
}
}
// check for FIXED mode change
if (self.goalentity == world) {
p0 = 0;
p1 = 0;
if (self.delay < time) {
ent = CamCycle(world);
while (ent != world) {
p0 = p0 + 1;
if (ent.deadflag == DEAD_NO) {
p = vlen(ent.origin - self.origin);
if (p < 1500) {
if (CamVisible(ent.origin)) {
p1 = p1 + 1;
}
}
}
ent = CamCycle(ent);
}
}
if (p0<4) {
p0 = 2;
} else if (p0<8) {
p0 = 3;
} else {
p0 = 4;
}
if (p1 > p0) {
self.enemy = self;
self.movetarget = world;
self.state = CAM_FIXED;
self.search_time = time + 15;
self.pausetime = time + 3;
return;
}
}
if (self.search_time < time) {
CamGoIdle();
}
};
// FOLLOW mode thinking routine
void() CamFollowThink =
{
// Check player death
if (self.enemy.deadflag != DEAD_NO) {
if (time < 31) {
CamGoIdle();
return;
}
CamGoDeath();
return;
} else {
if (CamVisibleEnt(self.enemy)) {
self.dest = GetFollowCam();
self.dest1 = GetFollowTrg();
if (pointcontents(self.dest) == CONTENT_SOLID) CamInitFlybyMode(self.enemy);
} else {
CamInitFlybyMode(self.enemy);
}
}
if (self.search_time < time) {
CamGoIdle();
}
};
// FIXED mode thinking routine
void() CamFixedThink =
{
local vector vec;
local entity ent;
local float cang;
local float a;
local float cscr; // count of targets on screen
local float maxscr; // minimum angle on screen
local float minscr; // maximum angle on screen
local float maxlo; // maximum angle of lowers
local float minhi; // minimum angle of highers
local vector scrv; // onscreen origin sum
local vector hiv = '0 0 0'; // lower optimum
local vector lov = '0 0 0'; // higher optimum
local float c;
cang = self.v_angle_y;
cscr = 0;
maxscr = -45;
minscr = 45;
maxlo = -181;
minhi = 181;
scrv = '0 0 0';
c = 0;
ent = CamCycle(world);
while (ent != world) {
if (ent.deadflag == DEAD_NO) {
a = vlen(ent.origin - self.origin);
if (a < 1500) {
if (CamVisible(ent.origin)) {
// Possible target is visible
// Look if it is "on screen"
c = c + 1;
vec = vectoangles(ent.origin - self.origin);
a = vec_y - cang;
while (a > 180) a = a - 360;
while (a < -180) a = a + 360;
if (fabs(a)<45) {
// entity is "on screen"
cscr = cscr + 1;
scrv = scrv + ent.origin;
if (a < minscr) minscr = a;
if (a > maxscr) maxscr = a;
} else {
if (a > 0) {
if (a < minhi) {
minhi = a;
hiv = ent.origin;
}
} else {
if (a > maxlo) {
maxlo = a;
lov = ent.origin;
}
}
}
}
}
}
ent = CamCycle(ent);
}
if (c > 0) {
if (c > 1) self.pausetime = time + 3;
if (cscr < c) {
if ((cscr == 0) || ((maxscr - maxlo) <= 90) || ((minhi - minscr) <= 90)) {
cscr = cscr + 1;
if ((maxscr - maxlo) > (minhi - minscr)) {
scrv = scrv + hiv;
} else {
scrv = scrv + lov;
}
}
}
scrv_x = scrv_x / cscr;
scrv_y = scrv_y / cscr;
scrv_z = scrv_z / cscr;
self.dest1 = scrv;
}
self.dest = self.origin;
if ((self.pausetime < time) || (self.search_time < time)) {
CamGoIdle();
}
};
// DEATH mode think
void() CamDeathThink =
{
local float f;
if (self.search_time < time) {
CamGoIdle();
return;
}
if (self.enemy != self) {
f = vlen(self.origin - self.dest);
if ((f>1) || (self.mangle != '0 0 0')) {
f = time + 0.5;
if (self.pausetime < f) {
self.pausetime = f;
}
}
}
if (time > self.pausetime) {
CamGoIdle();
} else {
if (self.enemy != self) {
self.dest1 = self.enemy.origin;
}
}
if (self.enemy != self) {
traceline(self.origin,self.dest1,TRUE,self);
if (trace_fraction != 1){
if (self.enemy.velocity == '0 0 0') {
CamGoIdle();
} else {
CamInitFlybyMode(self.enemy);
self.state = CAM_DEATH;
self.pausetime = time + 2;
}
}
if (self.enemy.velocity != '0 0 0') {
self.pausetime = time + 2;
}
}
if (vlen(self.dest - self.dest1)>60) {
self.dest = self.dest - self.dest1;
self.dest = normalize(self.dest);
self.dest = 59 * self.dest + self.dest1;
}
};
/////////////////////////////////////////////////////////////////////////////
// interface functions begin here
/////////////////////////////////////////////////////////////////////////////
// Main camera thinking routine
// Called every frame
void() CamThink =
{
// Update visible values (health, armor, ...)
CamUpdValues();
self.velocity = '0 0 0';
self.avelocity = '0 0 0';
// Status depending handlings
if (self.state == CAM_IDLE) {
CamIdleThink();
CamUpdatePos(1,80);
} else if (self.state == CAM_FLYBY) {
CamFlyByThink();
CamUpdatePos(0,500);
} else if (self.state == CAM_FOLLOW) {
CamFollowThink();
CamUpdatePos(800,1000);
} else if (self.state == CAM_FIXED) {
CamFixedThink();
CamUpdatePos(0,80);
} else if (self.state == CAM_DEATH) {
CamDeathThink();
CamUpdatePos(100,150);
// } else if (self.state == CAM_HAND) { -- nothing to do
// } else if (self.state == CAM_FREE) { -- nothing to do
// } else if (self.state == CAM_NOCLIP) { -- nothing to do
// } else if (self.state == ...
}
// Impulse handling (standard is not active)
CamImpulses();
};
// camera initialization
void() CamClientInit =
{
self.classname = "KasCam";
setmodel (self, string_null);
self.weaponmodel = string_null;
setsize (self, '0 0 0', '0 0 0');
self.velocity = '0 0 0';
self.view_ofs = '0 0 0';
self.movetype = MOVETYPE_NONE;
self.solid = SOLID_NOT;
self.takedamage = DAMAGE_NO;
self.fixangle = TRUE;
self.nextthink = -1;
self.colormap = 0;
self.effects = 0;
self.rad_time = 1;
self.radsuit_finished = 0;
self.invincible_time = 0;
self.invincible_finished = 0;
self.invisible_time = 0;
self.invisible_finished = 0;
self.super_time = 0;
self.super_damage_finished = 0;
self.dest = self.origin;
makevectors(self.v_angle);
self.dest1 = self.dest + 100 * v_forward;
self.enemy = self;
self.movetarget = world;
self.goalentity = world;
self.aflag = TRUE;
self.mangle = '0 0 0';
self.pausetime = time;
self.delay = time;
self.attack_state = FALSE;
// + POX v1.11 - Late LMS joiner...
if (self.LMS_late)
{
centerprint (self, "Last Man Standing Game in progress...\nObserving until next round.");
self.attack_finished = time + 10;//Pause the KasCam report function
stuffcmd (self, "wait;+lookup;wait;+lookdown\n");
}
else if (self.LMS_registered)
{
centerprint (self, "You have been Eliminated!\nObserving until next round.");
self.attack_finished = time + 10;//Pause the KasCam report function
stuffcmd (self, "wait;+lookup;wait;+lookdown\n");
}
// - POX v1.11
CamGoIdle();
//bprint("Camera running\n");
};
// Main initialization
void() CamSpawn =
{
local float i;
local entity ent;
local entity start;
// find startpoint
start=find(world,classname,"info_player_start");
// init saved positions
i=10;
while (i>0) {
ent = spawn();
ent.classname = "CamSavedPos";
ent.angles = start.angles;
ent.v_angle = start.v_angle;
//POX - 101b - defaults to player model?
setmodel (ent, string_null);
setorigin(ent, start.origin);
i = i - 1;
}
};
// Player is disconnecting
float() CamDisconnect =
{
local entity cam,oself;
if (self.classname == "KasCam") {
bprint("Camera deactivated\n");
return FALSE;
} else {
cam = find(world,classname,"KasCam");
while (cam) {
if (cam.enemy == self) {
oself = self;
self = cam;
CamGoIdle();
self = oself;
}
if (cam.movetarget == self) {
cam.movetarget = world;
}
cam=find(cam,classname,"KasCam");
}
return TRUE;
}
};
void(entity ent,entity que) CamCopyBody =
{
local entity oself,cam;
cam=find(world,classname,"KasCam");
while (cam) {
if (ent == cam.enemy) {
// target moved to body queue
if (cam.state != CAM_DEATH) {
oself = self;
self = cam;
CamGoDeath();
self = oself;
}
cam.enemy = que;
} else if (que == cam.enemy) {
// queue target used elsewhere
cam.enemy = cam;
}
cam=find(cam,classname,"KasCam");
}
};
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