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2010 Oct 29
0
Very slow blitting, trying to optimize.
...itting and I have to close and reopen the program for it
to work again.
I have attached the main drawing methods to this post.
How it works:
1) I have a custom cache class that creates and retrieves bitmaps on
demand to speed up things a bit. Used especially when using tiles,
layers or the whole tilemap bitmap. All get_X_bitmap methods you see are
used to retrieve bitmaps from cache.
2) The draw_layer and draw_tilemap methods have a rect argument. When
not nil, only the region specified by this rect is redrawn. Again, this
is to speed up the whole process.
I did some basic speed test using the T...