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authorRangi <remy.oukaour+rangi42@gmail.com>2020-07-02 23:30:21 -0400
committerRangi <remy.oukaour+rangi42@gmail.com>2020-07-02 23:30:21 -0400
commitf275790aec4a796ed969b099364abfdf25385967 (patch)
treec56edfd01a61e9aa0e3c3ee8a046e66b5a1984e4 /engine/math/random.asm
parent5559d51c863b6fb529ea0494d857950a36fe85b7 (diff)
Add subdirectories to engine/ similar to pokecrystal
Diffstat (limited to 'engine/math/random.asm')
-rwxr-xr-xengine/math/random.asm13
1 files changed, 13 insertions, 0 deletions
diff --git a/engine/math/random.asm b/engine/math/random.asm
new file mode 100755
index 00000000..2fc83f6f
--- /dev/null
+++ b/engine/math/random.asm
@@ -0,0 +1,13 @@
+Random_::
+; Generate a random 16-bit value.
+ ld a, [rDIV]
+ ld b, a
+ ld a, [hRandomAdd]
+ adc b
+ ld [hRandomAdd], a
+ ld a, [rDIV]
+ ld b, a
+ ld a, [hRandomSub]
+ sbc b
+ ld [hRandomSub], a
+ ret