RPIX (Super FX): Difference between revisions

Revision as of 08:35, 22 December 2023


Basic Info
Opcode	Length	ROM Speed	RAM Speed	Cache Speed
3D4C	2 byte	24 to 80 cycles	24 to 78 cycles	20 to 74 cycles


Flags Affected
B	ALT1	ALT2	O/V	S	CY	Z
0	0	0	.		.

RPIX (Read PIXel) is a Super FX instruction that loads a color from the Game Pak RAM and stores it in the destination register. It does this by first loading the color into the color matrix and converting it from PPU format.

The X coordinate is specified by R1 and the Y coordinate is specified by R2.

External Links

Official Nintendo documentation on RPIX: 9.77 on Page 2-9-107 of Book II
8.1.3.3 on page 2-8-9 of Book II, lbid.

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-'''RPIX''' is a [[Super FX]] instruction that loads a color from the [[Game Pak]].
+{| class="wikitable" style="float:right;clear:right;width:50%"
-{| class="wikitable" style="float:right;clear:right;width:40%"
 !colspan="8"|Basic Info
 |+
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 {| class="wikitable" style="float:right;clear:right;width:30%"
-!colspan="9"|Flags Clobbered
+!colspan="9"|Flags Affected
 |+
 |B
-|ALT1
+|[[ALT1]]
-|ALT2
+|[[ALT2]]
-|O/V
+|[[O/V]]
 |S
-|CY
+|[[CY]]
 |Z
 |+
@@ Line 37: / Line 34: @@
 |
 |}
+'''RPIX''' (Read PIXel) is a [[Super FX]] instruction that loads a color from the [[Game Pak]] RAM and stores it in the [[destination register]].  It does this by first loading the color into the [[color matrix]] and converting it from PPU format.
+The X coordinate is specified by R1 and the Y coordinate is specified by R2.
+=== See Also ===
+* [[PLOT]]
+* [[COLOR]]
+=== External Links ===
+* Official Nintendo documentation on RPIX: 9.77 on [https://archive.org/details/SNESDevManual/book2/page/n263 Page 2-9-107 of Book II]
+* 8.1.3.3 on [https://archive.org/details/SNESDevManual/book2/page/n148 page 2-8-9 of Book II], lbid.
 [[Category:ASM]]
 [[Category:Super FX]]
+[[Category:Plot-related Instructions]]
+[[Category:Two-byte Instructions]]