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@dhruvtyagi15357
Forked from gcr/donut.c
Created March 21, 2021 14:54
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int k;
double sin() ,cos();
main(){
float A=0, B=0, i, j, z[1760];
char b[1760];
printf("\x1b[2J");
for(; ; ) {
memset(b,32,1760);
memset(z,0,7040);
for(j=0; 6.28>j; j+=0.07) {
for(i=0; 6.28 >i; i+=0.02) {
float sini=sin(i),
cosj=cos(j),
sinA=sin(A),
sinj=sin(j),
cosA=cos(A),
cosj2=cosj+2,
mess=1/(sini*cosj2*sinA+sinj*cosA+5),
cosi=cos(i),
cosB=cos(B),
sinB=sin(B),
t=sini*cosj2*cosA-sinj* sinA;
int x=40+30*mess*(cosi*cosj2*cosB-t*sinB),
y= 12+15*mess*(cosi*cosj2*sinB +t*cosB),
o=x+80*y,
N=8*((sinj*sinA-sini*cosj*cosA)*cosB-sini*cosj*sinA-sinj*cosA-cosi *cosj*sinB);
if(22>y&&y>0&&x>0&&80>x&&mess>z[o]){
z[o]=mess;
b[o]=".,-~:;=!*#$@"[N>0?N:0];
}
}
}
printf("\x1b[d");
for(k=0; 1761>k; k++)
putchar(k%80?b[k]:10);
A+=0.04;
B+= 0.02;
}
}
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