FIX CLEAR: Difference between revisions

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m (Created page with "== BIOSF_CLEARFIX ($C004C2): Clear fix layer == '''Warning:''' register contents aren't preserved ! (Uses D0, D1, and A0) Clears all the fix layer with tile # $FF, pale…")
 
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== [[BIOSF_CLEARFIX]] ($C004C2): Clear fix layer ==
== FIX_CLEAR ($C004C2): Clear fix layer ==


'''Warning:''' register contents aren't preserved ! (Uses D0, D1, and A0)
'''Warning:''' register contents aren't preserved ! (Uses D0, D1, and A0)
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Clears all the [[fix layer]] with tile # $FF, palette 0. The leftmost and rightmost columns are cleared with tile # $20, palette 0.
Clears all the [[fix layer]] with tile # $FF, palette 0. The leftmost and rightmost columns are cleared with tile # $20, palette 0.


In the [[SFIX|default fix tilesets]], tile # $FF is filled with color 0 (transparent). Tile # $20 is opaque (used for masking).
In the [[SFIX ROM|default fix tilesets]], tile # $FF is filled with color 0 (transparent). Tile # $20 is opaque (used for masking).


[[Category:BIOS calls]]
[[Category:BIOS calls]]

Latest revision as of 06:22, 16 January 2017

FIX_CLEAR ($C004C2): Clear fix layer

Warning: register contents aren't preserved ! (Uses D0, D1, and A0)

Clears all the fix layer with tile # $FF, palette 0. The leftmost and rightmost columns are cleared with tile # $20, palette 0.

In the default fix tilesets, tile # $FF is filled with color 0 (transparent). Tile # $20 is opaque (used for masking).