Geometry Objects - Interactive Web-Based Virtual Reality with Java 3D - page 45

Figure 16. Third code segment of DiamondTriangleArray.java

78. private Geometry Tri7Geometry()
79. {
80. //Triangle 7

81. TriangleArray Tri7 = new TriangleArray (vertex, TriangleArray.COORDINATES);

82. Tri7.setCoordinate(0, new Point3f(0.0f,-0.8f,0.0f));

83. Tri7.setCoordinate(1, new Point3f(-0.5f,0.0f,0.0f));

84. Tri7.setCoordinate(2, new Point3f(0.0f,0.0f,-0.5f));

85. return Tri7;

86. }
87.
88. private Geometry Tri8Geometry()
89. {
90.

//Triangle 8

91. TriangleArray Tri8 = new TriangleArray (vertex, TriangleArray.COORDINATES);

92. Tri8.setCoordinate(0, new Point3f(0.0f,-0.8f,0.0f));

93. Tri8.setCoordinate(1, new Point3f(0.0f,0.0f,0.5f));

94. Tri8.setCoordinate(2, new Point3f(-0.5f,0.0f,0.0f));

95. return Tri8;

96. }
97. }
98.

Figure 17. Basic shapes from using LineStripArray (top left), TriangleStripArray (top right)
and TriangleFanArray (bottom)

Vertex 2 Vertex 2

Vertex 4

Vertex 0 Vertex 4

Vertex 0

Vertex 1

Vertex 5

Vertex 1

Vertex 5

Vertex 3

Vertex 3

Vertex 4

Vertex 0

Vertex 3

Vertex 1

Vertex 2