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fizika.pas
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fizika.pas
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790
unit fizika;
interface
uses
Direct3D9,
D3DX9,
typestuff,
windows,
muksoka;
const
koteshossz:array [0..9] of single = (0.4,0.4,0.4,0.4,0.6,0.3,0.3,0.3,0.3,0.1);
felshiftek:array [1..5] of integer = (0,35,85,130,180);
leshiftek:array [1..5] of integer = (15,70,110,150,1000);
fordulatok:array [1..5] of single = (0,3.8729,6.3245,8.9442,10.6189);
type
TRongybaba = class (TObject)
public
ID:cardinal;
disabled:boolean;
ido:cardinal;
gmbk,voltgmbk:Tgmbk; //meglövési erõ meglõtt gömb
szin:cardinal;
constructor create(mat:TD3DMatrix;Muks:TMuksoka;pos,vpos,gmbvec:TD3DXVector3;mlgmb:byte;azID,aszin:cardinal);
procedure step(advwove:Tadvwove;nondis:boolean;bubi:boolean);
procedure transfertomuks(muks:Tmuksoka);
end;
TTegla = class (Tobject)
public
ID:cardinal;
disabled:boolean;
ido:cardinal;
pontok,vpontok,vp:T7pbox;
{LENT FENT
0 2 4 6
1 3 5 7 }
axes:array [0..2] of TD3DXVector3; // hossz szél mag
pos,vpos:TD3DXVector3;
axehossz,axearany:array [0..2] of single;
friction,zsele:single; //0..1 minél több annál jobban csúszik
vmi,vma:TD3DXVector3;
procedure remakepontokfromaxes;
procedure remakeaxesfrompontok;
constructor create(axe1,axe2,axe3,apos,seb:TD3DXVector3;afriction,azsele:single);
procedure step;
procedure constraintoter(advwove:Tadvwove);
procedure constraintoteg;
function matrixfromaxes:TD3DMatrix;
function SATtri(tri:Tacctri):boolean;
// function SATray(v1,v2:TD3DXVector3):boolean;
end;
Tkerekarray = array [0..3] of TD3DXVector3;
TAuto = class (TTegla)
public
kerekek,vkerekek,kerekorig:Tkerekarray;
kerekhely:Tkerekarray;
kerekbol:array [0..3] of boolean;
kerekirany:integer;
felf,felfero,felfdamp,kereknagy,kerekvst:single;
maxseb,nyomatek:single;
k1,k2,k3:single;
kx1,kx2:array [0..31] of single;
kerekiranyszorzo:single;
elore,fek,jobb,bal,iranyitjak:boolean;
kerekfor:single;
atlagseb:TD3DXVector3;
fordulatszam,porgetes:single;
pillspd:single;
shift:integer;
agx:boolean;
kerekfriction:single;
lastsebgtc:Cardinal;
sebcache:single;
function getseb:single;
function getmotionvec:TD3DXVector3;
function kerektransformmatrix(mit:integer):TD3DMatrix;
constructor create(axe1,axe2,axe3,apos,seb:TD3DXVector3;afriction,azsele:single;akerekhely:Tkerekarray;afelf,afelfero,afelfdamp,akereknagy,akerekvst,akerekfriction,amaxseb,anyomatek:single;aantigrav:boolean);
procedure initkerekek;
procedure usekerekek;
procedure step;
procedure iranyit(aelore,afek,ajobb,abal,airanyitjak:boolean);
end;
var
kim:integer;
kic:array [0..12] of integer;
var
hummkerekarr:Tkerekarray=((x:-1;y:-1;z:0.8),(x:-1;y:-1;z:-0.7),(x:1;y:-1;z:0.8),(x:1;y:-1;z:-0.7));
agkerekarr:Tkerekarray=((x:-0.9;y:-1;z:1),(x:-0.9;y:-1;z:-0.9),(x:0.9;y:-1;z:1),(x:0.9;y:-1;z:-0.9));
implementation
procedure constraintvectav(var v1,v2:TD3DXVector3;const tav:single);
var
tmp:TD3DXVector3;
dlngt,tmplngt:single;
begin
d3dxvec3subtract(tmp,v2,v1);
tmplngt:=d3dxvec3lengthsq(tmp)+tav*tav;
if tmplngt<0.00001 then tmplngt:=1;
dlngt:=tav*tav/(tmplngt)-0.5;
d3dxvec3scale(tmp,tmp,dlngt);
d3dxvec3subtract(v1,v1,tmp);
d3dxvec3add (v2,v2,tmp);
end;
constructor TRongybaba.create(mat:TD3DMatrix;Muks:TMuksoka;pos,vpos,gmbvec:TD3DXVector3;mlgmb:byte;azID,aszin:cardinal);
var
sub:TD3DXVector3;
i:integer;
begin
ID:=azID;
d3dxvec3transformcoordarray(addr(gmbk[0]),sizeof(TD3DXVector3),addr(muks.gmbk[0]),sizeof(TD3DXVector3),mat,length(gmbk));
d3dxvec3subtract(sub,vpos,pos);
if d3dxvec3lengthsq(sub)>100 then sub:=d3dxvector3zero;
for i:=0 to high(gmbk) do
begin
constraintvec(gmbk[i]);
d3dxvec3add(voltgmbk[i],gmbk[i],sub);
voltgmbk[i].y:=gmbk[i].y;
end;
constraintvec(gmbvec);
// if (mlgmb>=0) and ( mlgmb<=high(gmbk)) then
d3dxvec3add(gmbk[mlgmb],gmbk[mlgmb],gmbvec);
szin:=aszin;
ido:=0;
disabled:=false;
end;
procedure TRongybaba.step(advwove:Tadvwove;nondis:boolean;bubi:boolean);
var
i,j:integer;
tmp,pa,pb,norm:TD3DXVector3;
dlngt,lngt,tmplngt:single;
v24y,v13y:single;
bol:boolean;
begin
ido:=ido+1;
if disabled and (not nondis) then exit;
for i:=0 to high(gmbk) do
begin
noNANINF(gmbk[i]);
constraintvec(voltgmbk[i]);
if (gmbk[i].x<-5000) or (gmbk[i].x>5000) then gmbk[i].x:=voltgmbk[i].x;
if (gmbk[i].y<-5000) or (gmbk[i].y>5000) then gmbk[i].y:=voltgmbk[i].y;
if (gmbk[i].z<-5000) or (gmbk[i].z>5000) then gmbk[i].z:=voltgmbk[i].z;
tmp:=gmbk[i];
//gmbk[i]:=gmbk[i]*2-voltgmbk[i];
if ((gmbk[i].y<10) and not bubi) then begin
//vízben
gmbk[i].x:=gmbk[i].x +(gmbk[i].x-voltgmbk[i].x)*0.98;
gmbk[i].y:=gmbk[i].y +(gmbk[i].y-voltgmbk[i].y)*0.98+GRAVITACIO/30;
gmbk[i].z:=gmbk[i].z +(gmbk[i].z-voltgmbk[i].z)*0.98;
end
else
begin
gmbk[i].x:=gmbk[i].x*2-voltgmbk[i].x;
gmbk[i].y:=gmbk[i].y*2-voltgmbk[i].y-GRAVITACIO/5;
gmbk[i].z:=gmbk[i].z*2-voltgmbk[i].z;
end;
voltgmbk[i]:=tmp;
if i=10 then
dlngt:=advwove(gmbk[i].x,gmbk[i].z)+fejvst
else
dlngt:=advwove(gmbk[i].x,gmbk[i].z)+vst;
if gmbk[i].y<dlngt then
begin
v24y:=advwove(gmbk[i].x,gmbk[i].z-1)- advwove(gmbk[i].x,gmbk[i].z+1);
//v1-v3
v13y:=advwove(gmbk[i].x-1,gmbk[i].z)-advwove(gmbk[i].x+1,gmbk[i].z);
//Döbbenetes az egyszerûsítés
norm.x:=v13y;
norm.y:=2;
norm.z:=v24y;
lngt:=d3dxvec3lengthsq(norm);
if lngt<0.00001 then lngt:=1;
d3dxvec3scale(norm,norm,fastinvsqrt(lngt));
if abs(norm.y)<0.0001 then norm.y:=1;
d3dxvec3scale(norm,norm,(dlngt-gmbk[i].y)/norm.y);
//gmbk[i].y:=dlngt;
d3dxvec3add(gmbk[i],gmbk[i],norm);
d3dxvec3lerp(voltgmbk[i],voltgmbk[i],gmbk[i],0.2);
end;
end;
{ sqrt approximation
delta = x2-x1;
delta*=restlength*restlength/(delta*delta+restlength*restlength)-0.5;
x1 -= delta;
x2 += delta;}
for i:=0 to high(alapkapcsk) do
begin
// gmbk[alapkapcsk[i,0]]
d3dxvec3subtract(tmp,gmbk[alapkapcsk[i,1]],gmbk[alapkapcsk[i,0]]);
tmplngt:=d3dxvec3lengthsq(tmp)+koteshossz[i]*koteshossz[i];
if tmplngt<0.00001 then tmplngt:=1;
dlngt:=(koteshossz[i]*koteshossz[i])/(tmplngt)-0.5;
d3dxvec3scale(tmp,tmp,dlngt);
d3dxvec3subtract(gmbk[alapkapcsk[i,0]],gmbk[alapkapcsk[i,0]],tmp);
d3dxvec3add (gmbk[alapkapcsk[i,1]],gmbk[alapkapcsk[i,1]],tmp);
for j:=i+1 to high(alapkapcsk) do
if (alapkapcsk[i,0]<>alapkapcsk[j,0]) and (alapkapcsk[i,1]<>alapkapcsk[j,1]) and
(alapkapcsk[i,1]<>alapkapcsk[j,0]) and (alapkapcsk[i,0]<>alapkapcsk[j,1]) then
if tavlinelinesq(gmbk[alapkapcsk[i,0]],gmbk[alapkapcsk[i,1]],gmbk[alapkapcsk[j,0]],gmbk[alapkapcsk[j,1]],
pa,pb,dlngt) then
if dlngt<vst*vst then
begin
d3dxvec3subtract(tmp,pa,pb);
if dlngt<0.00001 then dlngt:=1;
dlngt:=sqrt(dlngt);
dlngt:=(vst-dlngt)/dlngt;
d3dxvec3scale(tmp,tmp,dlngt/2);
d3dxvec3add (gmbk[alapkapcsk[i,0]],gmbk[alapkapcsk[i,0]],tmp);
d3dxvec3add (gmbk[alapkapcsk[i,1]],gmbk[alapkapcsk[i,1]],tmp);
d3dxvec3subtract(gmbk[alapkapcsk[j,0]],gmbk[alapkapcsk[j,0]],tmp);
d3dxvec3subtract(gmbk[alapkapcsk[j,1]],gmbk[alapkapcsk[j,1]],tmp);
end;
end;
for i:=0 to high(gmbk) do
begin
noNANINF(gmbk[i]);
constraintvec(voltgmbk[i]);
constraintvec(gmbk[i]);
end;
bol:=true;
for i:=0 to high(gmbk) do
begin
if tavpointpointsq(voltgmbk[i],gmbk[i])<sqr(0.001) then gmbk[i]:=voltgmbk[i]
else bol:=false;
end;
disabled:=bol;
end;
procedure TRongybaba.transfertomuks(muks:Tmuksoka);
begin
muks.gmbk:=gmbk;
end;
procedure Ttegla.remakepontokfromaxes;
var
fen,len,job,bal,elo,hat:TD3DXVector3;
i:integer;
begin
fen:=axes[2];
D3DXVec3scale(len,fen,-1);
job:=axes[1];
D3DXVec3scale(bal,job,-1);
elo:=axes[0];
D3DXVec3scale(hat,elo,-1);
pontok[0]:=vec3add3(bal,len,elo);
pontok[1]:=vec3add3(bal,len,hat);
pontok[2]:=vec3add3(job,len,elo);
pontok[3]:=vec3add3(job,len,hat);
pontok[4]:=vec3add3(bal,fen,elo);
pontok[5]:=vec3add3(bal,fen,hat);
pontok[6]:=vec3add3(job,fen,elo);
pontok[7]:=vec3add3(job,fen,hat);
vmi:=d3DXVector3(2000,2000,2000);
vma:=d3DXVector3(-2000,-2000,-2000);
for i:=0 to 7 do
begin
d3dxvec3add(pontok[i],pontok[i],pos);
d3dxvec3minimize(vmi,vmi,pontok[i]);
d3dxvec3maximize(vma,vma,pontok[i]);
end;
end;
{LENT FENT
0 2 4 6
1 3 5 7 }
procedure Ttegla.remakeaxesfrompontok;
var
a1,a2,a3,a:TD3DXVector3;
i:integer;
begin
a:=d3dxvector3zero;
for i:=0 to 7 do
d3dxvec3add(a,a,pontok[i]);
d3dxvec3scale(pos,a,1/8);
a1:=vec3add4(pontok[0],pontok[2],pontok[4],pontok[6]);
a2:=vec3add4(pontok[2],pontok[3],pontok[6],pontok[7]);
a3:=vec3add4(pontok[4],pontok[6],pontok[5],pontok[7]);
d3dxvec3scale(a1,a1,2);
d3dxvec3subtract(a1,a1,a);
d3dxvec3scale(a2,a2,2);
d3dxvec3subtract(a2,a2,a);
d3dxvec3scale(a3,a3,2);
d3dxvec3subtract(a3,a3,a);
constraintvectav(a1,a2,axearany[0]);
constraintvectav(a2,a3,axearany[1]);
constraintvectav(a3,a1,axearany[2]);
fastvec3normalize(a1);
d3dxvec3scale(axes[0],a1,axehossz[0]);
fastvec3normalize(a2);
d3dxvec3scale(axes[1],a2,axehossz[1]);
fastvec3normalize(a3);
d3dxvec3scale(axes[2],a3,axehossz[2]);
end;
procedure Ttegla.step;
var
i:integer;
begin
if disabled then exit;
vpos:=pos;
vp:=pontok;
for i:=0 to 7 do
begin
if (pontok[i].y<10) then
begin
pontok[i].x:=pontok[i].x+(pontok[i].x-vpontok[i].x)*0.95;
pontok[i].y:=pontok[i].y+(pontok[i].y-vpontok[i].y)*0.95-GRAVITACIO*0.45;
pontok[i].z:=pontok[i].z+(pontok[i].z-vpontok[i].z)*0.95;
end
else
begin
pontok[i].x:=pontok[i].x*2-vpontok[i].x;
pontok[i].y:=pontok[i].y*2-vpontok[i].y-GRAVITACIO;
pontok[i].z:=pontok[i].z*2-vpontok[i].z;
end;
end;
vpontok:=vp;
end;
constructor Ttegla.create(axe1,axe2,axe3,apos,seb:TD3DXVector3;afriction,azsele:single);
var
i:integer;
begin
inherited create;
d3dxvec3scale(axes[0],axe1,-1);
d3dxvec3scale(axes[1],axe2,-1);
d3dxvec3scale(axes[2],axe3,-1);
for i:=0 to 2 do
axehossz[i]:=d3dxvec3length(axes[i]);
axearany[0]:=tavpointpoint(axes[0],axes[1])*8;
axearany[1]:=tavpointpoint(axes[1],axes[2])*8;
axearany[2]:=tavpointpoint(axes[2],axes[0])*8;
pos:=apos;
remakepontokfromaxes;
//remakeaxesfrompontok;
for i:=0 to 7 do
randomplus(pontok[i],i+random(20),0.01);
remakeaxesfrompontok;
remakepontokfromaxes;
for i:=0 to 7 do
d3dxvec3subtract(vpontok[i],pontok[i],seb);
vpos:=pos;
friction:=afriction;
zsele:=azsele;
end;
procedure Ttegla.constraintoter(advwove:Tadvwove);
var
i:integer;
mi:single;
v24y,v13y,lngt:single;
norm:TD3DXVector3;
//resety:boolean;
begin
//resety:=false;
for i:=0 to 7 do
begin
mi:=advwove(pontok[i].x,pontok[i].z);
if pontok[i].y<mi then
begin
v24y:=advwove(pontok[i].x,pontok[i].z-1)- advwove(pontok[i].x,pontok[i].z+1);
//v1-v3
v13y:=advwove(pontok[i].x-1,pontok[i].z)-advwove(pontok[i].x+1,pontok[i].z);
//Döbbenetes az egyszerûsítés
norm.x:=v13y;
norm.y:=2;
norm.z:=v24y;
lngt:=d3dxvec3length(norm);
if lngt<0.00001 then lngt:=1;
d3dxvec3scale(norm,norm,1/(lngt));
d3dxvec3scale(norm,norm,(mi-pontok[i].y)/norm.y);
d3dxvec3add(pontok[i],pontok[i],norm);
//pontok[i].y:=pontok[i].y+norm.y;
d3dxvec3lerp(vpontok[i],vpontok[i],pontok[i],friction);
//resety:=true;
end;
end;
//if resety then
//for i:=0 to 7 do
// vpontok[i].y:=pontok[i].y;
end;
procedure Ttegla.constraintoteg;
begin
if disabled then exit;
remakeaxesfrompontok;
remakepontokfromaxes;
end;
function Ttegla.matrixfromaxes:TD3DMatrix;
begin
with result do
begin
_11:=axes[1].x; _12:=axes[1].y; _13:=axes[1].z; _14:=0;
_21:=axes[2].x; _22:=axes[2].y; _23:=axes[2].z; _24:=0;
_31:=axes[0].x; _32:=axes[0].y; _33:=axes[0].z; _34:=0;
_41:=pos.x; _42:=pos.y; _43:=pos.z; _44:=1;
end;
end;
function Ttegla.SATtri(tri:Tacctri):boolean;
var
tmp,tmp2:TD3DXVector3;
tmpbb:T7pboxbol;
mst:single;
min:single;
minv:TD3DXVector3;
i:integer;
bolbox:T7pboxbol;
oszt:integer;
const
olsc=1;
osztlookup:array [0..8] of single = (olsc,olsc,olsc/2,olsc/3,olsc/4,olsc/5,olsc/6,olsc/7,olsc/8);
begin
kim:=0;
result:=false;
min:=1000;
minv:=d3dxvector3zero;
for i:=0 to 7 do
tmpbb[i]:=true;
tmp:=tri.n;
mst:=doSAT(pontok,tmpbb,tri,tmp);
if mst<min then
if mst=0 then
exit
else
begin
minv:=tmp;
min:=mst;
bolbox:=tmpbb;
end;
for i:=0 to 2 do
begin
tmp:=axes[i];
mst:=doSAT(pontok,tmpbb,tri,tmp);
if mst<min then
if mst<=0 then exit else
begin min:=mst; bolbox:=tmpbb; minv:=tmp; end;
d3dxvec3subtract(tmp2,tri.v1,tri.v2);
d3dxvec3cross(tmp,tmp2,axes[i]);
mst:=doSAT(pontok,tmpbb,tri,tmp);
if mst<min then
if mst=0 then exit else
begin min:=mst; bolbox:=tmpbb; minv:=tmp; end;
d3dxvec3subtract(tmp2,tri.v2,tri.v0);
d3dxvec3cross(tmp,tmp2,axes[i]);
mst:=doSAT(pontok,tmpbb,tri,tmp);
if mst<min then
if mst=0 then exit else
begin min:=mst; bolbox:=tmpbb; minv:=tmp; end;
d3dxvec3subtract(tmp2,tri.v0,tri.v1);
d3dxvec3cross(tmp,tmp2,axes[i]);
mst:=doSAT(pontok,tmpbb,tri,tmp);
if mst<min then
if mst=0 then exit else
begin min:=mst; bolbox:=tmpbb; minv:=tmp; end;
end;
oszt:=0;
for i:=0 to 7 do
if bolbox[i] then
inc(oszt);
d3dxvec3scale(minv,minv,osztlookup[oszt]);
for i:=0 to 7 do
if bolbox[i] then
begin
d3dxvec3add(pontok[i],pontok[i],minv);
end;
for i:=0 to 7 do
if bolbox[i] then
begin
d3dxvec3lerp(vpontok[i],vpontok[i],pontok[i],friction);
end;
end;
{function SATray(v1,v2:TD3DXVector3):boolean;
var
tmp:TD3DXVector3;
tmpbb:T7pboxbol;
mst:single;
min:single;
minv:TD3DXVector3;
i:integer;
bolbox:T7pboxbol;
mennyivel:TD3DXVector3;
begin
//tmp:=tri.n;
//if 0=doSAT(pontok,tmpbb,tri,tmp) then exit;
end;
}
//AUTÓ CLASS ITT
constructor Tauto.create(axe1,axe2,axe3,apos,seb:TD3DXVector3;afriction,azsele:single;akerekhely:Tkerekarray;afelf,afelfero,afelfdamp,akereknagy,akerekvst,akerekfriction,amaxseb,anyomatek:single;aantigrav:boolean);
var
i:integer;
tmp,tmp2:TD3DXVector3;
begin
inherited create(axe1,axe2,axe3,apos,seb,afriction,azsele);
agx:=aantigrav;
for i:=0 to 3 do
kerekhely[i]:=akerekhely[i];
kerekirany:=0;
felf:=afelf;
felfero:=afelfero;
felfdamp:=afelfdamp;
kereknagy:=akereknagy;
kerekvst:=akerekvst;
kerekfriction:=akerekfriction;
maxseb:=amaxseb;
nyomatek:=anyomatek;
k2:=-kerekvst/axehossz[1];
k1:=kereknagy/axehossz[0];
k3:=kereknagy/axehossz[2];
kerekiranyszorzo:=0.6;
fordulatszam := 0;
porgetes :=0;
shift := 1;
for i:=0 to 31 do
begin
d3dxvec3lerp(tmp,axes[0],axes[1],i*kerekiranyszorzo/32);
if d3dxvec3length(tmp)>0 then
kx1[i]:=kereknagy/d3dxvec3length(tmp)
else
kx1[i]:=1;
d3dxvec3cross(tmp2,tmp,axes[2]);
if d3dxvec3length(tmp2)>0 then
kx2[i]:=kerekvst/d3dxvec3length(tmp2)
else
kx2[i]:=1;
end;
initkerekek;
kerekfor:=0;
end;
procedure Tauto.initkerekek;
var
tmp:TD3DXVector3;
i:integer;
begin
vkerekek:=kerekek;
d3dxvec3transformcoordarray(@(kerekorig[0]),sizeof(TD3DXVector3),@(kerekhely[0]),sizeof(TD3DXVector3),matrixfromaxes,4);
if agx then
tmp:=D3DXVector3(0,-felf*1.5,0)
else
d3dxvec3scale(tmp,axes[2],-felf);
for i:=0 to 3 do
d3dxvec3add(kerekek[i],kerekorig[i],tmp);
end;
procedure Tauto.usekerekek;
var
tmp,tmp2,a1,a2:TD3DXVector3;
i,j:integer;
elorescale,tt:single;
begin
if agx then
tmp:=D3DXVector3(0,-felf,0)
else
d3dxvec3scale(tmp,axes[2],-felf);
elorescale:=(maxseb-tavpointpointsq(pos,vpos))*nyomatek/maxseb;
for i:=0 to 3 do
begin
d3dxvec3subtract(tmp2,kerekek[i],vkerekek[i]);
d3dxvec3add(atlagseb,atlagseb,tmp2);
if kerekbol[i] then
begin
//d3dxvec3subtract(tmp2,kerekek[i],vkerekek[i]);
a1:=axes[0];
if (i=0) or (i=2) then
begin
if kerekirany>=0 then
d3dxvec3lerp(a1,axes[0],axes[1],kerekirany*kerekiranyszorzo/32)
else
begin
d3dxvec3scale(a1,axes[1],-1);
d3dxvec3lerp(a1,axes[0],a1,-kerekirany*kerekiranyszorzo/32);
end;
d3dxvec3cross(a2,a1,axes[2]);
end
else
a2:=axes[1];
if d3dxvec3lengthsq(a2)<0.0001 then a2.y:=1;
d3dxvec3scale(tmp2,a2,d3dxvec3dot(a2,tmp2)*(1-kerekfriction)/d3dxvec3lengthsq(a2));
//wtf ennyi lenne a kerekes hozzáadós cucc?
//ja lol ez a kerék tapadása
d3dxvec3subtract(kerekek[i],kerekek[i],tmp2);
if elore then
begin
if porgetes<1.0 then porgetes:= porgetes + 0.005;
d3dxvec3scale(tmp2,a1,elorescale);
if not agx then
tmp2.y:=tmp2.y*2;
d3dxvec3add(kerekek[i],kerekek[i],tmp2);
end;
if porgetes>0.501 then porgetes:= porgetes - 0.001;
if not iranyitjak then
begin
kerekek[i].x:=kerekek[i].x+(vkerekek[i].x-kerekek[i].x)*0.5;
kerekek[i].z:=kerekek[i].z+(vkerekek[i].z-kerekek[i].z)*0.5;
end;
if fek then
if tavpointpointsq(kerekek[i],vkerekek[i])<0.1*0.1 then
begin
if porgetes>0.52 then porgetes:= porgetes - 0.01;
d3dxvec3scale(tmp2,a1,-0.02);
d3dxvec3add(kerekek[i],kerekek[i],tmp2);
end
else
begin
kerekek[i].x:=kerekek[i].x+(vkerekek[i].x-kerekek[i].x)*0.5;
kerekek[i].z:=kerekek[i].z+(vkerekek[i].z-kerekek[i].z)*0.5;
end;
end;
d3dxvec3subtract(tmp2,kerekek[i],kerekorig[i]);
tt:=d3dxvec3dot(tmp2,tmp);
if (tt<0) or (tt>d3dxvec3lengthsq(tmp)) then d3dxvec3add(kerekek[i],tmp,kerekorig[i]);
pontok[i].x:= pontok[i].x+(tmp2.x-tmp.x)*felfero;
pontok[i].y:= pontok[i].y+(tmp2.y-tmp.y)*felfero;
pontok[i].z:= pontok[i].z+(tmp2.z-tmp.z)*felfero;
vpontok[i].x:=vpontok[i].x+(tmp2.x-tmp.x)*felfdamp;
vpontok[i].y:=vpontok[i].y+(tmp2.y-tmp.y)*felfdamp;
vpontok[i].z:=vpontok[i].z+(tmp2.z-tmp.z)*felfdamp;
pillspd:=tavpointpoint(pos,vpos);
for j:=shift to 5 do
if pillspd*360>felshiftek[j] then begin
shift:=j;
end;
for j:=shift downto 1 do
if pillspd*360<leshiftek[j] then begin
shift:=j;
end;
fordulatszam:=(sqrt(pillspd*360)-fordulatok[shift]+1)*porgetes;//+porgetes;
end;
end;
function Tauto.getseb:single;
begin
if gettickcount=lastsebgtc then
result:=sebcache
else
begin
Result:=tavpointpoint(pos,vpos);
sebcache:=Result;
end;
end;
function Tauto.getmotionvec:TD3DXVector3;
begin
Result:=D3DXVector3(pos.x - vpos.x,pos.y - vpos.y,pos.z - vpos.z);
end;
function Tauto.kerektransformmatrix(mit:integer):TD3DMatrix;
var
tmp,tmp2:TD3DXVector3;
a1,a2:TD3DXVector3;
rotmat:TD3DMatrix;
i:integer;
begin
d3dxvec3scale(tmp,axes[2],-k3*0.85);
if mit>1 then
d3dxvec3scale(tmp2,axes[1],k1*0.5)
else
d3dxvec3scale(tmp2,axes[1],-k1*0.5);
d3dxvec3add(tmp,tmp,tmp2);
d3dxvec3subtract(tmp,kerekek[mit],tmp);
//tmp:=kerekek[mit];
if (mit=0) or (mit=2) then
begin
if kerekirany>=0 then
d3dxvec3lerp(a1,axes[0],axes[1],kerekirany*kerekiranyszorzo/32)
else
begin
d3dxvec3scale(a1,axes[1],-1);
d3dxvec3lerp(a1,axes[0],a1,-kerekirany*kerekiranyszorzo/32);
end;
d3dxvec3cross(a2,a1,axes[2]);
i:=abs(kerekirany);
with result do
begin
_31:=a2.x*kx2[i]; _32:=a2.y*kx2[i]; _33:=a2.z*kx2[i]; _34:=0;
_11:=a1.x*kx1[i]; _12:=a1.y*kx1[i]; _13:=a1.z*kx1[i]; _14:=0;
_21:=axes[2].x*k3; _22:=axes[2].y*k3; _23:=axes[2].z*k3; _24:=0;
_41:=tmp.x; _42:=tmp.y; _43:=tmp.z; _44:=1;
end;
end
else
with result do
begin
_31:=axes[1].x*k2; _32:=axes[1].y*k2; _33:=axes[1].z*k2; _34:=0;
_11:=axes[0].x*k1; _12:=axes[0].y*k1; _13:=axes[0].z*k1; _14:=0;
_21:=axes[2].x*k3; _22:=axes[2].y*k3; _23:=axes[2].z*k3; _24:=0;
_41:=tmp.x; _42:=tmp.y; _43:=tmp.z; _44:=1;
end;
d3dxmatrixrotationZ(rotmat,-kerekfor/1.5);
d3dxmatrixmultiply(result,rotmat,result);
//d3dxmatrixtranslation(result,kerekek[mit].x,kerekek[mit].y,kerekek[mit].z);
end;
procedure Tauto.iranyit(aelore,afek,ajobb,abal,airanyitjak:boolean);
begin
if disabled then exit;
elore:=aelore;
fek:=afek;
jobb:=ajobb;
bal:=abal;
iranyitjak:=airanyitjak;
end;
procedure Tauto.step;
var
tmp:TD3DXVector3;
begin
if disabled then exit;
if jobb then
if kerekirany<31 then
inc(kerekirany);
if bal then if kerekirany>-31 then dec(kerekirany);
if not (jobb or bal) then
if kerekirany>0 then dec(kerekirany)
else
if kerekirany<0 then inc(kerekirany);
d3dxvec3subtract(tmp,pos,vpos);
kerekfor:=kerekfor+d3dxvec3dot(axes[0],tmp);
inherited;
end;
end.