We've just updated MediaWiki and its underlying software. If anything doesn't look or work quite right, please mention it to us. --RanAS

Backdrop Color: Difference between revisions

From SnesLab
Jump to: navigation, search
(→‎See Also: the bit is not the layer)
(the backmost)
 
(10 intermediate revisions by the same user not shown)
Line 1: Line 1:
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 lives in COLDATA (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 ===
{| class="wikitable"
{| class="wikitable"
!colspan="6"|Other Layers
!colspan="7"|Other Layers
|+
|+
| [[Backdrop Color]] || [[Layer 4]] || [[Layer 3]] || [[Layer 2]] || [[Layer 1]] || [[BG3 High Priority Bit|BG3 High Prio]]
| [[Backdrop Color]] || [[Layer 4]] || [[Layer 3]] || [[Layer 2]] || [[Layer 1]] || [[Sprite (hardware) | Sprite]] || [[BG3 High Priority Bit|BG3 High Prio]]
|}
|}


=== 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]


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

Latest revision as of 10:42, 20 December 2023

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 official Super Nintendo development manual