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stomach.js
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stomach.js
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var drawMap = function(m){
var domain = INTERVALS(1)(20);
var curve = MAP(m)(domain);
DRAW(curve);
}
var generateKnots = function(points){
var tot = points.length + 3;
console.log(tot)
var ret = [0,0,0];
for (var i = 1; i <= tot-6; i++) {
ret.push(i);
};
ret.push(i);
ret.push(i);
ret.push(i);
return ret;
}
var curves = [];
//first curve
var points = [[0.5,0,0],[0.5,0.5,0],[-0.5,0.5,0],[-0.5,-0.5,0],[0.5,-0.5,0],[0.5,0,0]];
var knots = [0,0,0,1,2,3,4,4,4];
var c = NUBS(S0)(2)(knots)(points);
curves.push(c);
//second curve
var step = 0.5;
var stepy = 0.4;
var stepz = 0.5
var points = points.map(
function(p){
var point = [];
if(p[0] > 0)
point[0] = p[0]+step;
else point[0] = p[0]-step;
if(p[1] > 0)
point[1] = p[1]+stepy;
else if(p[1] < 0) point[1] = p[1]-stepy;
else if(p[1] === 0) point[1] = p[1];
point[2] = p[2] + stepz;
return point;
});
var knots = [0,0,0,1,2,3,4,4,4];
var c = NUBS(S0)(2)(knots)(points);
curves.push(c);
//third curve
var step = 0.5;
var stepy = 0.4;
var stepz = 0.5
var points = points.map(
function(p){
return [p[0],p[1],p[2]+stepz];
});
var knots = [0,0,0,1,2,3,4,4,4];
var c = NUBS(S0)(2)(knots)(points);
curves.push(c);
//fourth curve
var step = 0.5;
var stepy = 0.3;
var stepz = 0.5
var points = points.map(
function(p){
if(p[1] !== 0)
return [p[0],p[1]-stepy,p[2]+stepz];
else return [p[0],p[1],p[2]+stepz];
});
var knots = [0,0,0,1,2,3,4,4,4];
var c = NUBS(S0)(2)(knots)(points);
curves.push(c);
//fifth curve
var step = 0.5;
var stepy = 0.2;
var stepz = 0.3
var points = points.map(
function(p){
var point = [];
if(p[1] > 0) point[1] = p[1];
else if (p[1] < 0) point[1] = p[1] - stepy;
else point[1] = p[1];
point[0] = p[0];
if(p[1] > 0) point[2] = p[2] + stepz;
else if (p[1] < 0) point[2] = p[2] + stepz*3;
else if(p[1] == 0) point[2] = p[2] + 1.7*stepz;
return point;
});
var knots = [0,0,0,1,2,3,4,4,4];
var c = NUBS(S0)(2)(knots)(points);
curves.push(c);
//sixth curve
var step = 0.5;
var stepy1 = 0.5;
var stepy2 = 0.3;
var stepz1 = 0.3;
var stepz2 = 1.5;
var points = points.map(
function(p){
var point = [];
if(p[1] > 0) point[1] = p[1] + stepy1;
else if (p[1] < 0) point[1] = p[1] + stepy2;
else point[1] = p[1];
point[0] = p[0];
if(p[1] > 0) point[2] = p[2] + stepz1;
else if (p[1] < 0) point[2] = p[2] + stepz2;
else if(p[1] == 0) point[2] = p[2] + (stepz1 + stepz2)/2;
return point;
});
var knots = [0,0,0,1,2,3,4,4,4];
var c = NUBS(S0)(2)(knots)(points);
curves.push(c);
//seventh curve
var step = 0.5;
var stepy1 = 1.5;
var stepy2 = 2.5;
var stepz1 = 0.3;
var stepz2 = 2.5;
var points = points.map(
function(p){
var point = [];
if(p[1] > 0) point[2] = p[2] + stepz1;
else if (p[1] < 0) point[2] = p[2] + stepz2;
else if(p[1] == 0) point[2] = p[2] + (stepz1 + stepz2)/2;
if(p[1] > 0) point[1] = p[1] + stepy1;
else if (p[1] < 0) point[1] = p[1] + stepy2;
else point[1] = p[1] + (stepz1 + stepz2)/1.4;
point[0] = p[0];
return point;
});
var knots = [0,0,0,1,2,3,4,4,4];
var c = NUBS(S0)(2)(knots)(points);
curves.push(c);
//curve eight
var step = 0.5;
var stepy1 = 0.7;
var stepy2 = 0.5;
var stepz1 = 0.2;
var stepz2 = 0.2;
var zm = (points[2][2] + points[3][2])/2;
var points = points.map(
function(p){
var point = [];
if(p[2] >= zm) point[2] = p[2] + stepz1;
else if (p[2] < zm) point[2] = p[2] - stepz2;
if(p[2] >= zm) point[1] = p[1] + stepy1;
else if (p[2] < zm) point[1] = p[1] + stepy2;
point[0] = p[0];
return point;
});
var knots = [0,0,0,1,2,3,4,4,4];
var c = NUBS(S0)(2)(knots)(points);
curves.push(c);
//curve nine
var step = 0.5;
var stepy1 = 1.3;
var stepy2 = 0.3;
var stepz1 = 0.2;
var stepz2 = 0.05;
var zm = (points[2][2] + points[3][2])/2;
var points = points.map(
function(p){
var point = [];
if(p[2] > zm) point[2] = p[2] + stepz1;
else if (p[2] < zm) point[2] = p[2] - stepz2;
if(p[2] > zm) point[1] = p[1] + stepy1;
else if (p[2] < zm) point[1] = p[1] + stepy2;
point[0] = p[0];
return point;
});
var knots = [0,0,0,1,2,3,4,4,4];
var c = NUBS(S0)(2)(knots)(points);
curves.push(c);
//curve 10
var step = 0.5;
var stepy1 = 1.5;
var stepy2 = 0.7;
var stepz1 = 0.2;
var stepz2 = 0.05;
var zm = (points[2][2] + points[3][2])/2;
var points = points.map(
function(p){
var point = [];
if(p[2] > zm) point[2] = p[2];
else if (p[2] < zm) point[2] = p[2];
if(p[2] > zm) point[1] = p[1] + stepy1;
else if (p[2] < zm) point[1] = p[1] + stepy2;
point[0] = p[0];
return point;
});
var knots = [0,0,0,1,2,3,4,4,4];
var c = NUBS(S0)(2)(knots)(points);
curves.push(c);
//curve 11
var step = 0.5;
var stepy1 = 1.5;
var stepy2 = 0.7;
var stepz1 = 1.3;
var stepz2 = 1.3;
var zm = (points[2][2] + points[3][2])/2;
var points = points.map(
function(p){
var point = [];
if(p[2] > zm) point[2] = p[2] - stepz1;
else if (p[2] < zm) point[2] = p[2];
if(p[2] > zm) point[1] = p[1] + stepy1;
else if (p[2] < zm) point[1] = p[1] + stepy2;
point[0] = p[0];
return point;
});
var knots = [0,0,0,1,2,3,4,4,4];
var c = NUBS(S0)(2)(knots)(points);
curves.push(c);
//curve 12
var step = 0.5;
var stepy1 = 0.3;
var stepy2 = 0.3;
var stepz1 = 1;
var stepz2 = 1.3;
var zm = (points[2][2] + points[3][2])/2;
var points = points.map(
function(p){
var point = [];
if(p[2] > zm) point[2] = p[2] - stepz1;
else if (p[2] < zm) point[2] = p[2];
if(p[2] > zm) point[1] = p[1] + stepy1;
else if (p[2] < zm) point[1] = p[1] + stepy2;
point[0] = p[0];
return point;
});
var knots = [0,0,0,1,2,3,4,4,4];
var c = NUBS(S0)(2)(knots)(points);
curves.push(c);
//curve13
var step = 0.5;
var stepy1 = 0.4;
var stepy2 = 0.3;
var stepz1 = 1.5;
var stepz2 = 1.3;
var zm = (points[2][2] + points[3][2])/2;
var points = points.map(
function(p){
var point = [];
if(p[2] > zm) point[2] = p[2] - stepz1;
else if (p[2] < zm) point[2] = p[2];
if(p[2] > zm) point[1] = p[1] - stepy1;
else if (p[2] < zm) point[1] = p[1] + stepy2;
point[0] = p[0];
return point;
});
points[0][1] = points[0][1] + 0.5;
points[0][2] = points[0][2] - 0.5;
points[5] = points[0];
var knots = [0,0,0,1,2,3,4,4,4];
var c = NUBS(S0)(2)(knots)(points);
curves.push(c);
var domain = DOMAIN([[0,1],[0,1]])([40,60]);
var knots = generateKnots(curves);
var stom = NUBS(S1)(2)(knots)(curves);
var d = MAP(stom)(domain);
var t = COLOR([255/255, 192/255, 203/255])(d);
DRAW(t);