Wednesday, November 24, 2004

Moving Forward - 前に進む事

We had our first milestone today. That makes the project sound a lot bigger than it is, but I can't think of anything else to call the review session that we did. I've decided to call the program that we presented to the teacher version 1, because it actually does what the original specifications where.

To review, we are trying to create a 3D image that will depict the sounds in a piece of music. In the case or rev 1 it was Miles Davis' "Bitches Brew". In the case of rev 2 it will be The Beatles' "I Am The Walrus".

For Bitches Brew the program read in a intensity and pitch values from a text file. Those values where representative of the pitch and intensity of the trumpet at 0.5 second intervals.

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This is the graph of the first 64 seconds of Bitches Brew. The x axis is time, the y axis is pitch, and the z axis is intensity.



For "I Am The Walrus" I am going to try to add the following items:

-Display multiple graphs at the same time.
-Allow the data file to specify its own time increments.
-Allow the data file to specify color.
-Allow the data file to specify texture.

The last two items are meant to depict the musical concepts of the same name. Color will be done, of course, with color. Texture is a bit different. For now I'm just going to use the alpha channel to depict texture. However, the ultimate goal is to implement bump-mapping.

I guess I better get to work.

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