O

object collision, normalizing, 241

object functions, JNI (Java Native Interface), 327–328

object-oriented programming (OOP) and Java, 3

object serialization

controlling, 128–132

described, 124–127

object-state vs. controller-state communication, 235–236

ObjectOutputStream, 126

objects

3D, 360

backface culling applied to (fig.), 448

center point, 437

and collision detection. See collision detection

collisions and, 45–46

leaking, avoiding, 192

morphing, 458

opaque and transparent (fig.), 371

optimizing number of, 192

and reference functions, 322–325

ObjectsOutputStream, ObjectsInputStream, 122

occlusion culling, 454–455

Ogg Vorbis file format

described, 113

support for, 89

omni-directional light, 3D graphics, 369

on-stack replacement (OSR), 164

one-to-one bindings, 338

online resources

MySQL, 284

OpenGL, 389

onMouseEntered, onMouseExited methods, 421

OOP (object-oriented programming) and Java, 3

opaque graphics, 435–439

opcodes, 158, 187

Open Audio Library. See OpenAL

Open Graphics Library. See OpenGL

open-loop asynchronous games, 233–235

OpenAL (Open Audio Library)

audio programming basics, 89–100

core classes, key objects, 88–89

and OpenGL, 86

sound-rendering contexts, 110–112

OpenGL (Open Graphics Library)

additional resources, 389

and audio programming, 86

Java bindings to. See JOGL

ModelView matrix, 364

platform described, 384

render features, 385–387

RT3D rendering library, 357

sound-rendering contexts, 110

state and transform control, 387–389

summary, 410

vs. JOGL, 393–405

winding order of polygons, 360–361

operand stacks, 152

optimizations

dead-code elimination, 166–167

devirtualization, 164–165

and performance, 180

Optimizeit profiler, 174

optimizing math operations, 240

orientation, Listener classes, 92

OutputStream class and IO operations, 119

OutputStreamBuffer, 147

OutputStreamReader, 123