void addSphere() { if(spheres.size()>=MAX) return ; GLfloat r, x, y, z, vx, vy, vz; int signo; r = (rand()/ (RAND_MAX + 1.0))/2.75 + 0.3; signo = pow(-1.0, (rand()%2)+1); //Generates 1 or 2 x = signo*(rand()%12)/(rand()%12 + 1.0); y = (rand()%15)/(rand()%15+1.0) + 10.0; signo = pow(-1.0, (rand()%2)+1); z = signo*(rand()%12)/(rand()%12 + 1.0); signo = pow(-1.0, (rand()%2)+1); vx = signo*(rand()%2+1); signo = pow(-1.0, (rand()%2)+1); vy = signo*(rand()%2+1); signo = pow(-1.0, (rand()%2)+1); vz = signo*(rand()%2+1); GLint tex=rand()%8; Vector3 pos(x,y,z), vel(vx,vy,vz); //cout << "r: "<< r << " pos: " << pos << " vel: " << vel << " tex: "<< texNames[tex] << endl; Sphere *s = new Sphere(r,pos,vel,texts[tex], quad); spheres.push_back(s); octree.add(s); }
int main (int argc, char** argv) { OBJReader reader; PointCloud cloud; Octree octree (10); reader.read (argv[1], cloud); std::cout << "size:" << cloud.size () << std::endl; octree.add (cloud); std::cout << "leafs:" << octree.getLeafCount () << std::endl; return 0; }
void main() { setuptriglookup(); allegrosetup(scrwid,scrhei); makepalette(&greypalette); mypalette(255,0,0,0); mypalette(0,0,0,0); mypalette(255,1,1,1); mypalette(128,0,0,0); for (int r=0;r<16;r++) { for (int g=0;g<16;g++) { int palc=r+g*16; mypalette(palc,(r==0?0:brightness+0.2+change*0.5*r/15.0),(g==0?0:brightness+change*0.1+0.2*g/15.0),(g==0?0:brightness+change*0.2+0.6*g/15.0)); // Groovy colours mypalette(palc,(r==0?0:0.1+0.6*r/15.0),(g==0?0:0.1+0.2*g/15.0),(g==0?0:0.1+0.7*g/15.0)); // Good colours: mypalette(palc,(r==0?0:0.3+0.4*r/15.0),(g==0?0:0.1+0.2*g/15.0),(g==0?0:0.3+0.5*g/15.0)); } } float pd=2.5; PPsetup(scrwid,scrhei,pd); V3d vel=V3d(0,0,0); V3d acc=V3d(0,0,0); float droll=0; float dyaw=0; float dpitch=0; int frame=0; // Set up track randomise(); for (int i=0;i<=15;i++) { waves+Wave(); // waves.num(i).display(); } for (float thru=0;thru<1.0;thru+=1.0/(float)numps) { V3d here=getpos(thru); V3d forward=getpos(thru+0.00001)-here; V3d up=V3d::normcross(V3d::crazy,forward); V3d right=V3d::normcross(forward,up); for (int i=0;i<tunnelps;i++) { float t=2*pi*(float)i/(float)tunnelps; float s=sin(t); float c=cos(t); V3d v=here+tunnelrad*(s*up+c*right); octree.add(v); } } for (int i=1;i<500;i++) { octree.add(8.0*V3d(floatrnd(-1,1),floatrnd(-1,1),floatrnd(-1,1))); } // Display track float t=0; do { t=t+0.03; V3d from=V3d::rotate(6.0*V3d::k,V3d::j,t); ori.forcez(from.neg()); pos=from; plotscene(); writescreen(); } while (!key[KEY_SPACE]); do { } while (key[KEY_SPACE]); // Race starttimer(); float thru=0; float marker=0; pos=getpos(marker); V3d *tail=new V3d[taillen]; int tailpos=0; do { thru+=0.001; // V3d last=V3d(pos.x,pos.y,pos.z); // V3d pos=getpos(thru); // V3d next=getpos(thru+0.00001); // V3d newz=next-pos; // ori.forcez(newz); frame++; // float pd=1.6+1.3*sin(2*pi*frame/1000.0); plotscene(); // Plot and move marker V3d m; for (int i=1;i<=15;i++) { m=V3d::disorientate(getpos(marker)-pos,ori); if (m.mod()<markerrange) marker+=0.0002; } float u=PPgetunitnoadd(m); bool plot=false; if (u) { int x,y; float rad=0.12*u; if (PPgetscrposnoadd(m,PPlefteye,&x,&y)) if (left.inimage(x,y)) { plot=true; left.opencircle(x,y,rad,15); left.opencircle(x,y,rad/2,15); } if (PPgetscrposnoadd(m,PPrighteye,&x,&y)) if (right.inimage(x,y)) { plot=true; right.opencircle(x,y,rad,15*16); right.opencircle(x,y,rad/2,15*16); } } if (!plot) { V2d v=scrwid*2*V2d(m.x,m.y).norm(); if (abs(v.x)>scrwid/2) { float change=(float)scrwid/2.0/abs(v.x); v=change*v; } if (abs(v.y)>scrhei/2) { float change=(float)scrhei/2.0/abs(v.y); v=change*v; } v=v+V2d(scrwid/2,scrhei/2); left.opencircle(v,5,15); right.opencircle(v,5,15*16); } // Pull player towards marker // if (m.mod()>markerrange+.1) { V3d pulldir=getpos(marker)-pos; // vel=vel+pulldir*0.02; // float amount=(V3d::normdot(ori.z(),pulldir)+5.0)/6.0; float amount=chop(0.99-(m.mod()-markerrange)/5.0,0,1); V3d newz=ori.z()*amount+(1.0-amount)*pulldir; ori.forcez(newz); // vel=vel*amount; // // // } // Draw and update tail V3d last=(tail[tailpos]-pos).disorientate(ori); for (int k=1;k<taillen;k++) { int j=mymod(tailpos+k,taillen); V3d next=(tail[j]-pos).disorientate(ori); plotline(last,next,(float)k/(float)taillen); last=next; } if ((frame % 2)==0) { tail[tailpos]=pos-ori.qz; tailpos=mymod(tailpos+1,taillen); } writescreen(); // acc=hang(acc,V3d::origin,0.95,0.01); // Movement float angvel=turnability; if (key[KEY_LCONTROL]) vel=vel+ori.z()*forcevel; else angvel=turnability*2.0; if (key[KEY_DOWN]) dpitch=dpitch+angvel; if (key[KEY_UP]) dpitch=dpitch-angvel; if (key[KEY_LEFT]) if (key[KEY_ALT]) droll=droll-angvel; else dyaw=dyaw-angvel; if (key[KEY_RIGHT]) if (key[KEY_ALT]) droll=droll+angvel; else dyaw=dyaw+angvel; vel=hang(vel,V3d::o,0.92,0); pos=pos+vel; droll=hang(droll,0,0.9,0); dyaw=hang(dyaw,0,0.9,0); dpitch=hang(dpitch,0,0.9,0); ori.roll(droll/5.0); ori.yaw(dyaw/5.0); ori.pitch(dpitch/5.0); framedone(); } while (!key[KEY_SPACE] && !key[KEY_ESC]); savetimer(); allegro_exit(); displayframespersecond(); }