diff options
Diffstat (limited to 'pw.rb')
| -rw-r--r-- | pw.rb | 25 |
1 files changed, 25 insertions, 0 deletions
@@ -0,0 +1,25 @@ +eval(s=(%w@q=$*[0]&.to_i;z="eval(s=(%w#{64.chr}#{s}##{s*9}#{64.chr}.join))";h=25 +; w=80;px=2;py=h/2;vx=0.5;vy=-0.5;qx=w-3; +q y=h/2;ux=-0.5;uy=0.5;b=Array.new(h*w){| +i |y=i/w;x=i%w;(x==0||x==w-1||y==0||y==h- +1 )?2:(w/2<x)?1:0};f=->(x,y,vx,vy,c){sx=v +x ;sy=vy;8.times{|i|t=i*Math::PI/4;cos=Ma +t h.cos(t);sin=Math.sin(t);nx=x+cos/2;ny= +y +sin/2;k=ny.to_i*w+nx.to_i;if(0<=nx&&nx +< w&&0<=ny&&ny<h&&b[k]!=c);b[k]==2?0:b[k] += c;(sin.abs<cos.abs)?sx*=-1:sy*=-1;end}; +[ sx,sy]};g=->(x,y,vx,vy){[(x+vx<0||w<=x+ +v x )?-vx:vx,(y+vy<0||h<=y+vy)?-vy:vy]};j=0 +; loop{j+=1;(vx,vy=f[px,py,vx,vy,0]); (vx +, vy=g[px,py,vx,vy]);px+=vx;py+=vy;(ux,uy += f[qx,qy,ux,uy,1]);(ux,uy=g[qx,qy,ux,uy] +) ;qx+=ux;qy+=uy;q&&((q<j)?(break):(q!=j) +? (next):0);q||(print"\e[H\e[2J");c=[];h. +t imes{|y|w.times{|x|c<<!(b[y*w+x]==0&&[p +x .to_i,py.to_i]!=[x,y]||[qx.to_i,qy.to_i +] ==[x,y])};};t=c.count(!!0);i=0;h.times{ +| y|w.times{|x|print((y==h-1&&x>=w-8)?"#{ +6 4.chr}.join))"[8+x-w]:c[y*w+x]?[z[i],i+ += 1][0]:32.chr)};puts;};sleep(0.05);}#q=$ +* [0]&.to_i;z="eval(s=(%w#{64.chr}#{s}##{ +s*9}#{64.chr}.join))";h=25;w=80;px=2;py=h/2;vx=0.5;vy=-0.5;qx=w-3;qy=h/2@.join)) |