This repository has been archived by the owner on Nov 8, 2023. It is now read-only.
-
Notifications
You must be signed in to change notification settings - Fork 0
/
sketch.js
239 lines (230 loc) · 6.4 KB
/
sketch.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
let myfont;
let sun_texture;
let nebula;
let ring_nebula;
let bg;
let supernova;
let neutron_star;
let blackhole;
function preload() {
myfont = loadFont('assets/radiance-regular.otf');
white_sun = loadImage('assets/white-sun-cut2.jpg');
nebula = loadImage('assets/nebula.png');
ring_nebula = loadImage('assets/planetary nebula.jpg');
supernova = loadImage('assets/supernova2.jpg');
neutron_star = loadImage('assets/neutron_star.png');
blackhole = loadImage('assets/blackhole.png');
}
let s_age,s_mass;
function setup() {
preload();
createCanvas(1400, 800,WEBGL);
s_age = createSlider(0,300,0,1);
s_mass = createSlider(0.01,30,0.01,0.01);
s_age.size(900,10);
s_age.position(50+70,750);
s_mass.size(900,10);
s_mass.position(50+70,780);
}
let rX = 1;
let fill_r;
let fill_g;
let fill_b;
let star_size;
let star_text , star_stat , star_age;
function draw() {
background(0);
let val_s_age = s_age.value();
let val_s_mass = s_mass.value();
star_size = map(val_s_mass,0.5,30,30,250);
push();
noStroke();
if (val_s_age <= 50) {
// nebula
star_stat = "Nebula";
star_age = "Birth";
texture(nebula);
plane(star_size*2.5,star_size*2.5);
} else if (val_s_mass <= 0.08 && val_s_age >= 50) {
// end of tiny star
star_stat = "Brown Dwarf";
star_age = "Remnant";
rotateX(rX);
rotateZ(rX);
tint(100,45,0);
texture(white_sun);
sphere(star_size);
rX += 0.005;
}
else if (val_s_mass <= 0.5 && val_s_mass > 0.08 && val_s_age >= 50) {
// end of Small star
rotateX(rX);
rotateZ(rX);
let multiply = 1;
if (val_s_age <= 150) {
// red dwarf
star_stat = "Red Dwarf";
star_age = "Death";
tint(255,0,0);
} else {
// white dwarf
star_stat = "White Dwarf";
star_age = "Remnant";
if (val_s_age <= 200 && val_s_age >= 150) {
multiply = map(val_s_age,150,200,1,0.5);
let fill_b = map(val_s_age,150,200,0,255);
tint(255,fill_b,fill_b);
} else {
multiply = 0.5;
tint(255,255,255);
}
}
texture(white_sun);
sphere(star_size*multiply);
rX += 0.01;
} else if (val_s_mass <= 9 && val_s_mass > 0.5 && val_s_age >= 180) {
// end of medium star
let multiply;
if (val_s_age <= 200) {
star_stat = "Red Giant";
star_age = "Old age";
// red giant
rotateX(rX);
rotateZ(rX);
fill_g = map(val_s_mass,0.5,9,0,255);
fill_r = map(val_s_age,180,200,0,255);
multiply = map(val_s_age,180,200,1,2.5);
tint(255,fill_g-fill_r,0);
texture(white_sun);
sphere(star_size*multiply);
rX += 0.005;
} else if (val_s_age <= 240){
star_stat = "Planetary nebula";
star_age = "Death";
// planetary nebula
texture(ring_nebula);
plane(star_size*5,star_size*5);
} else if (val_s_age <= 270) {
// white dwarf
star_stat = "White Dwarf";
star_age = "Remnant";
multiply = 0.5;
rotateX(rX);
rotateZ(rX);
tint(255,255,255);
texture(white_sun);
sphere(star_size*multiply);
rX += 0.01;
} else {
// black dwarf
star_stat = "Black Dwarf";
star_age = "Remnant";
multiply = 0.5;
rotateX(rX);
rotateZ(rX);
let fill_b = map(val_s_age,270,300,0,255);
tint(255-fill_b,255-fill_b,255-fill_b);
texture(white_sun);
sphere(star_size*multiply);
rX += 0.01;
}
} else if (val_s_mass <= 25 && val_s_mass > 9 && val_s_age >= 170) {
// end of big star
let multiply = 1;
if (val_s_age <= 190) {
// red giant
star_stat = "Red Supergiant";
star_age = "Old age";
rotateX(rX);
rotateZ(rX);
multiply = map(val_s_age,170,190,1,1.4);
fill_r = map(val_s_age,170,190,0.255);
fill_b = map(val_s_mass,9,25,0,255);
tint(255,255-fill_r,fill_b-fill_r);
texture(white_sun);
sphere(star_size*multiply);
rX += 0.005;
} else if (val_s_age <= 230) {
// supernova
star_stat = "Supernova";
star_age = "Death";
texture(supernova);
plane(star_size*4,star_size*4);
} else {
// neutron star
star_stat = "Neutron Star";
star_age = "Remnant";
texture(neutron_star);
plane(star_size*3,star_size*3);
}
} else if (val_s_mass > 25 && val_s_age >= 160) {
// end of large star
let multiply = 1;
if (val_s_age <= 180) {
// red giant
star_stat = "Red Supergiant";
star_age = "Old age";
rotateX(rX);
rotateZ(rX);
multiply = map(val_s_age,160,180,1,1.4);
fill_r = map(val_s_age,160,180,0.255);
fill_b = map(val_s_mass,25,30,0,255);
tint(255,255-fill_r,fill_b-fill_r);
texture(white_sun);
sphere(star_size*multiply);
rX += 0.005;
} else if (val_s_age <= 210) {
// supernova
star_stat = "Supernova";
star_age = "Death";
texture(supernova);
plane(star_size*4,star_size*4);
} else {
// blackhole
star_stat = "Blackhole";
star_age = "Remnant";
texture(blackhole);
plane(star_size*3,star_size*3);
}
} else {
// main sequence
star_stat = "Star";
star_age = "Main Sequence";
rotateX(rX);
rotateZ(rX);
if (val_s_mass <= 9) {
fill_g = map(val_s_mass,0.5,9,0,255);
tint(255,fill_g,0);
} else if (val_s_mass <= 25) {
fill_b = map(val_s_mass,9,25,0,255);
tint(255,255,fill_b);
} else {
fill_r = map(val_s_mass,25,30,0,255);
tint(255-fill_r,255-fill_r,255);
}
texture(white_sun);
sphere(star_size);
rX += 0.005;
}
pop();
textSize(20);
fill(255);
textFont(myfont);
textAlign(LEFT,TOP);
text("Star age : " + star_age,-150+510,345);
text("Star mass: " + val_s_mass + " of the Sun",-150+510,375);
if (val_s_mass <= 0.08) {
star_size = "Tiny Star";
} else if (val_s_mass <= 0.5) {
star_size = "Small Star";
} else if (val_s_mass <= 9) {
star_size = "Medium Star";
} else if (val_s_mass <= 25) {
star_size = "Large Star";
} else {
star_size = "Massive Star";
}
textSize(48);
text(star_size,-580,-380);
text(star_stat,-580,-340);
}