using System; using System.Collections.Generic; using System.Linq; Canvas.Reset(); const double PI = 3.14159265359, FOV = PI/2.5; const int CS = 16, RAYS = 64; double px = 8, py = 8, pa = 0, gb = 0, gr = 0, st = 0; bool shoot = false, kw = false, ka = false, ks = false, kd = false, kl = false, kr = false; var chunks = new Dictionary<(int,int), C>(); (int,int) cc = (0,0); void EC(int cx, int cy, int? ds = null) { if (!chunks.ContainsKey((cx,cy))) { var c = new C { cx = cx, cy = cy, t = new int[CS,CS], e = new List<(double,double,bool)>(), d = new bool[4] }; if (ds.HasValue) c.d[ds.Value] = true; for (int y = 0; y < CS; y++) for (int x = 0; x < CS; x++) c.t[y,x] = 1; for (int y = 1; y < CS-1; y++) for (int x = 1; x < CS-1; x++) c.t[y,x] = 0; var r = new Random(cx*1000+cy); if (ds.HasValue) { int s = ds.Value; if (s == 0) c.t[0,CS/2] = 0; if (s == 1) c.t[CS/2,CS-1] = 0; if (s == 2) c.t[CS-1,CS/2] = 0; if (s == 3) c.t[CS/2,0] = 0; } var av = new List(); for (int i = 0; i < 4; i++) if (!ds.HasValue || i != ds.Value) av.Add(i); int nd = r.Next(1, Math.Min(4, av.Count+1)); for (int i = 0; i < nd && av.Count > 0; i++) { int idx = r.Next(av.Count), s = av[idx]; av.RemoveAt(idx); c.d[s] = true; if (s == 0) c.t[0,CS/2] = 0; if (s == 1) c.t[CS/2,CS-1] = 0; if (s == 2) c.t[CS-1,CS/2] = 0; if (s == 3) c.t[CS/2,0] = 0; } for (int i = 0; i < r.Next(2,5); i++) c.e.Add((cx*CS+r.Next(3,CS-3)+0.5, cy*CS+r.Next(3,CS-3)+0.5, true)); chunks[(cx,cy)] = c; } } void GN(int cx, int cy) { var c = chunks[(cx,cy)]; if (c.d[0]) EC(cx,cy-1,2); if (c.d[1]) EC(cx+1,cy,3); if (c.d[2]) EC(cx,cy+1,0); if (c.d[3]) EC(cx-1,cy,1); } bool W(double x, double y) { int cx = (int)Math.Floor(x/CS), cy = (int)Math.Floor(y/CS); if (!chunks.ContainsKey((cx,cy))) return true; int lx = ((int)x)%CS, ly = ((int)y)%CS; if (lx < 0) lx += CS; if (ly < 0) ly += CS; return chunks[(cx,cy)].t[ly,lx] == 1; } double NA(double a) { while (a > PI) a -= 2*PI; while (a < -PI) a += 2*PI; return a; } bool WB(double x1, double y1, double x2, double y2) { double dx = x2-x1, dy = y2-y1, d = Math.Sqrt(dx*dx+dy*dy); for (int i = 0; i < d*10; i++) if (W(x1+dx*i/(d*10), y1+dy*i/(d*10))) return true; return false; } void DE(double x, double y, double d, double ad) { double h = Screen.Height/d*0.5, w = h*0.8, sx = Screen.Width/2+(ad/FOV)*Screen.Width, t = Screen.Height/2-h/2; Canvas.Fill(180,40,40); Canvas.Rect(sx-w/2,t,w,h); Canvas.Fill(200,60,60); Canvas.Circle(sx,t+h*0.2,w*0.3); Canvas.Fill(255,255,0); Canvas.Circle(sx-w/5,t+h/5,w/10); Canvas.Circle(sx+w/5,t+h/5,w/10); Canvas.Fill(0,0,0); Canvas.Circle(sx-w/5,t+h/5,w/20); Canvas.Circle(sx+w/5,t+h/5,w/20); } Input.OnKeyDown((string k) => { if (k == "w" || k == "W") kw = true; if (k == "a" || k == "A") ka = true; if (k == "s" || k == "S") ks = true; if (k == "d" || k == "D") kd = true; if (k == "ArrowLeft") kl = true; if (k == "ArrowRight") kr = true; if (k == " " && !shoot) { shoot = true; st = 0; foreach (var ch in chunks.Values) for (int i = 0; i < ch.e.Count; i++) { if (!ch.e[i].Item3) continue; var en = ch.e[i]; double dx = en.Item1-px, dy = en.Item2-py, d = Math.Sqrt(dx*dx+dy*dy), a = NA(Math.Atan2(dy,dx)-pa); if (Math.Abs(a) < 0.12 && d < 15 && !WB(px,py,en.Item1,en.Item2)) { ch.e[i] = (en.Item1,en.Item2,false); Console.Log("Enemy eliminated!"); } } } }); Input.OnKeyUp((string k) => { if (k == "w" || k == "W") kw = false; if (k == "a" || k == "A") ka = false; if (k == "s" || k == "S") ks = false; if (k == "d" || k == "D") kd = false; if (k == "ArrowLeft") kl = false; if (k == "ArrowRight") kr = false; }); EC(0,0); GN(0,0); Screen.OnUpdate(() => { double dt = Screen.DeltaTime; int ncx = (int)Math.Floor(px/CS), ncy = (int)Math.Floor(py/CS); if (ncx != cc.Item1 || ncy != cc.Item2) { cc = (ncx,ncy); GN(ncx,ncy); } double mx = 0, my = 0; if (kw) { mx += Math.Cos(pa)*3*dt; my += Math.Sin(pa)*3*dt; } if (ks) { mx -= Math.Cos(pa)*3*dt; my -= Math.Sin(pa)*3*dt; } if (ka) { mx += Math.Cos(pa-PI/2)*3*dt; my += Math.Sin(pa-PI/2)*3*dt; } if (kd) { mx += Math.Cos(pa+PI/2)*3*dt; my += Math.Sin(pa+PI/2)*3*dt; } if (!W(px+mx,py)) px += mx; if (!W(px,py+my)) py += my; if (kl) pa -= 2.5*dt; if (kr) pa += 2.5*dt; if (mx != 0 || my != 0) gb += dt*8; if (shoot) { st += dt; gr = Math.Max(0,15-st*50); if (st > 0.3) { shoot = false; st = 0; } } Canvas.Fill(80,120,150); Canvas.Rect(0,0,Screen.Width,Screen.Height); Canvas.Fill(50,50,60); Canvas.Rect(0,Screen.Height/2,Screen.Width,Screen.Height/2); for (int i = 0; i < RAYS; i++) { double ra = pa-FOV/2+(FOV*i/RAYS), rdx = Math.Cos(ra), rdy = Math.Sin(ra), d = 0; while (d < 20) { d += 0.1; if (W(px+rdx*d,py+rdy*d)) break; } double cd = d*Math.Cos(ra-pa), wh = Screen.Height/cd*0.6, sh = Math.Max(0,1-cd/15); Canvas.Fill(150*sh,100*sh,70*sh); Canvas.Rect(i*Screen.Width/RAYS,Screen.Height/2-wh,(Screen.Width/RAYS)+1,wh*2); } var se = new List<(C,int,double)>(); foreach (var ch in chunks.Values) for (int i = 0; i < ch.e.Count; i++) { if (!ch.e[i].Item3) continue; var en = ch.e[i]; double dx = en.Item1-px, dy = en.Item2-py, d = Math.Sqrt(dx*dx+dy*dy); if (d < 20 && !WB(px,py,en.Item1,en.Item2)) se.Add((ch,i,d)); } se.Sort((a,b) => b.Item3.CompareTo(a.Item3)); foreach (var it in se) { var en = it.Item1.e[it.Item2]; double dx = en.Item1-px, dy = en.Item2-py, a = NA(Math.Atan2(dy,dx)-pa); if (Math.Abs(a) < FOV/2+0.5) DE(en.Item1,en.Item2,it.Item3,a); } double gx = Screen.Width/2, gy = Screen.Height*0.75+Math.Sin(gb)*4-gr; Canvas.Fill(50,50,55); Canvas.Rect(gx-35,gy,70,90,5); Canvas.Fill(70,70,75); Canvas.Rect(gx-12,gy-25,24,35,2); Canvas.Fill(30,30,35); Canvas.Rect(gx-15,gy+20,30,10,2); if (shoot && st < 0.1) { Canvas.Fill(255,255,150,0.8); Canvas.Circle(gx,gy-25,25); Canvas.Fill(255,220,100,0.6); Canvas.Circle(gx,gy-25,35); } Canvas.Fill(0,255,0); Canvas.Rect(Screen.Width/2-12,Screen.Height/2-2,24,4); Canvas.Rect(Screen.Width/2-2,Screen.Height/2-12,4,24); }); class C { public int cx, cy; public int[,] t; public List<(double,double,bool)> e; public bool[] d; }