[mapguide-internals] RFC 40 - Support for using the AGG renderer

[Jason Birch]

Traian wrote:
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Alpha blending in AGG did not take into account blending over a
transparent background (maybe that's what you mean by transparency
between layers?). I wrote a new blender routine for agg to do that
correctly.
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Oh, thank goodness.  That particular defect was driving me _nuts_.

Jason