Textures - Interactive Web-Based Virtual Reality with Java 3D - page 103

Figure 6. Texture modes

1. TextureAttributes ta= new TextureAttributes();

2. ta.setTextureMode(TextureAttributes.BLEND);

3.

4. Color3f green =new Color3f(0f,1f,0f);

5. ColoringAttributes ca = new ColoringAttributes(green,ColoringAttributes.FASTEST);

6.

7. appear.setColoringAttributes(ca);

8. appear.setTextureAttributes(ta);

9. appear.setTexture(texture);

BLEND MODULATE REPLACE DECAL

Figure 7. Texture map transform

1. TextureAttributes ta= new TextureAttributes();

2. ta.setTextureMode(TextureAttributes.REPLACE);

3.

4. Color3f green =new Color3f(0f,1f,0f);

5. ColoringAttributes ca = new ColoringAttributes(green,ColoringAttributes.FASTEST);

6.

7. appear.setColoringAttributes(ca);

8. appear.setTextureAttributes(ta);

9. appear.setTexture(texture);

10.
11. Transform3D trans = new Transform3D();
12. trans.rotZ(Math.PI/2);
13. ta.setTextureTransform(trans);

texture coordInate GeneratIon

As illustrated in previous sections, using texture to enhance the appearance of objects in
a virtual 3D world is straightforward. The most cumbersome and time consuming opera-