3D Game Programming

points bonuses, 201

purple fruit monster

game, 139

river-rafting game, 189

scoreboard, 100 , 174 ,

181 , 276

solar-system project, 119

sound, 277

tilt-a-board game, 155–

156

wiggling animation in

fruit-hunt game, 103

torus, see donuts

Toy Story, 125 , 162

tree_with_treasure, 101

trees

boundaries, 94–98

creating, 40–43

fruit-hunt game, 99–107,

234–240

triangle errors, 19

troubleshooting, see also er-

rors

code, 19–23

freeze-ups, 14 , 23 , 120

tubes, see cylinders

Tumblr, posting to, 212–215

turn(), 80–84

Tween

about, 273

jumping animation in

fruit-hunt game, 104

spinning avatar anima-

tion, 82

wiggling animation in

fruit-hunt game, 102 ,

274

U

uncommenting, 135

“undefined is not a function”

error, 21

undefined things, 68 , 155

underscores in dirtyPosition, 149

update(), 83

updateCamera(), 197

updateMatrixWorld(), 205

updateScore(), 201

V

var keyword

about, 68

bunching variables with,

122

variables

bunching, 122

geometry, 71–72

keyword, 68 , 122

numbers, 69

vectors, 96 , 137

velocity, 138 , 170 , 197

vertices, pulling corners, 193

W

walking animation, 61–66

waning moon, 132

warping shapes, 189–193

water, creating for river-raft-

ing game, 193

wave amplitude and frequen-

cy, 193 , 205 , see also co-

sine; sine

waxing moon, 132

web browsers

about, 208–212

aspect ratio, 87 , 214

choosing, xv, 2

freezing, 14 , 23 , 120

publishing code, 207–215

scene renderers, 88–89

web hosting

companies, 209 , 212

publishing code, 207–215

Tumblr example, 212–

215

web pages, see also HTML

about, 208–212

changing with Java-

Script, 78

web servers

Internet requests and,

208

public availability, 209

WebGL

renderer, 89

switching to, 111

testing for, xvi, 111 , 146

while, 74 , 120

white and specular colors,

112

wiggling animation in fruit-

hunt game, 102

Wikipedia color list, 43 , 110

wireframing, 154

WordPress, 212

worker for physics, 134 , 147

world coordinates, 205

X

X errors, 19 , 86

x_diff, 122

Y

y_diff, 122

yellow-triangle errors, 19

Z

zero

approximating, 72

counting from, 180–181

deselecting gravity with 0

constant, 151

Index • 287

Prepared exclusively for Michael Powell