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Backdrop Color: Difference between revisions

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A '''Backdrop Color''' is one that appears behind other layers.  The SNES has two backdrop colors: one for the [[Main Screen]] and one for the [[Sub Screen]].
A '''Backdrop Color''' is one that appears behind all other layers.  The SNES has two backdrop colors: one for the [[Main Screen]] and one for the [[Sub Screen]].


The main screen's backdrop color is known as '''color 0''' and is the very first entry of [[CGRAM]].
The main screen's backdrop color is known as '''color 0''' and is the very first entry of [[CGRAM]].


The sub screen's backdrop color is known as the '''fixed color''' and is set via the 8-bit COLDATA port (2132h).
The sub screen's backdrop color is known as the '''fixed color''' and is set via the 8-bit COLDATA port (2132h).<sup>[1][2]</sup>


=== See Also ===
=== See Also ===
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=== Reference ===
=== References ===
# https://problemkaputt.de/fullsnes.htm#snesppucolormath
# https://problemkaputt.de/fullsnes.htm#snesppucolormath
# page 2-27-18 of [https://archive.org/details/SNESDevManual/book1/page/n131 official Super Nintendo development manual]
# [https://archive.org/details/SNESDevManual/book1/page/n131 page 2-27-18 of Book I] of the official Super Nintendo development manual


[[Category:Video]]
[[Category:Video]]
[[Category:Registers]]
[[Category:Registers]]
[[Category:Color Math]]
[[Category:Color Math]]

Latest revision as of 16:18, 18 August 2024

A Backdrop Color is one that appears behind all other layers. The SNES has two backdrop colors: one for the Main Screen and one for the Sub Screen.

The main screen's backdrop color is known as color 0 and is the very first entry of CGRAM.

The sub screen's backdrop color is known as the fixed color and is set via the 8-bit COLDATA port (2132h).[1][2]

See Also

Other Layers
Backdrop Color Layer 4 Layer 3 Layer 2 Layer 1 Sprite BG3 High Prio

References

  1. https://problemkaputt.de/fullsnes.htm#snesppucolormath
  2. page 2-27-18 of Book I of the official Super Nintendo development manual