Significantly speed up tile generation

[GoogleCodeExporter]

By moving the tile opacity logic from the server-side to the client-side,
tiles can be generated significantly more quickly.

The attached file includes both the patched 0.2 version, and a .diff file
between standard 0.2 and fixed 0.2.

Related to:
http://groups.google.com/group/gheat/browse_thread/thread/356f6b4d4301afa5

Original issue reported on code.google.com by [email protected] on 28 Mar 2009 at 4:30

Attachments:

• gheat-0.2-fixed.zip

[GoogleCodeExporter]

Here is the above patch as a unified diff against trunk (works against r30, 
e.g.).

Original comment by [email protected] on 6 May 2009 at 3:38

• Changed state: Open

Attachments:

• opacity.patch

[GoogleCodeExporter]

Per list, we need a new patch that doesn't change Gheat's master opacity 
behavior.

Original comment by [email protected] on 6 May 2009 at 3:38