June 2013
Intermediate to advanced
346 pages
8h 42m
English
Content preview from OpenGL ES 2 for Android
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Adding a New Color Attribute
Now that we’ve updated our table structure by adding an additional point in the center of the table, we can now add a color attribute to each point. Let’s update the entire array of data as follows:
| AirHockey2/src/com/airhockey/android/AirHockeyRenderer.java | |
| | float[] tableVerticesWithTriangles = { |
| | // Order of coordinates: X, Y, R, G, B |
| | |
| | // Triangle Fan |
| | 0f, 0f, 1f, 1f, 1f, |
| | -0.5f, -0.5f, 0.7f, 0.7f, 0.7f, |
| | 0.5f, -0.5f, 0.7f, 0.7f, 0.7f, |
| | 0.5f, 0.5f, 0.7f, 0.7f, 0.7f, |
| | -0.5f, 0.5f, 0.7f, 0.7f, 0.7f, |
| | -0.5f, -0.5f, 0.7f, 0.7f, 0.7f, |
| | |
| | // Line 1 |
| | -0.5f, 0f, 1f, 0f, 0f, |
| | 0.5f, 0f, 1f, 0f, 0f, |
| | |
| | // Mallets |
| | 0f, -0.25f, 0f, 0f, 1f, |
| | 0f, 0.25f, 1f, 0f, 0f |
| | }; |
As you can see, we’ve added three ...
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