amos-professional/extensions/Intuition-41.95/Intuition/iflood.doc
2020-04-26 02:58:13 +02:00

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@node C_Iflood "Intuition Extension 1.0 Command: Iflood"
@next C_IfontBase
@prev C_Ierr
IFLOOD
------
Iflood x,y,mode
Performs a flood fill starting at coordinates (x,y). The mode parameter
determines how far the fill goes: if mode is non-zero, all pixels with the
same colour as the pixel at (x,y) are filled with the foreground colour.
However, if mode is zero, the fill only goes as far as pixels with the current
outline colour.
Here is an example of the two different filling modes: (Assume the foreground
colour is 1, and the outline colour is 2. The Iflood command was given from
the "*", which has a colour of 3.)
Mode=0 Mode<>0
0000000011111100000000 0000000011111100000000
0000111144334411110000 0000111144334411110000
0011444433333344441100 0011444433333344441100
Before 11443333*3333333334411 11443333*3333333334411
0011444433333344441100 0011444433333344441100
0000111144334411110000 0000111144334411110000
0000000011111100000000 0000000011111100000000
0000000011111100000000 0000000011111100000000
0000111144224411110000 0000111122222211110000
0011444422222244441100 0011222222222222221100
After 1144222222222222224411 1122222222222222222211
0011444422222244441100 0011222222222222221100
0000111144224411110000 0000111122222211110000
0000000011111100000000 0000000011111100000000
See also: @{" Iink " link C_Iink}
@endnode