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89 lines
1.2 KiB
NASM
Executable File
89 lines
1.2 KiB
NASM
Executable File
GetPokeBallWobble: ; f971 (3:7971)
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; Returns whether a Poke Ball will wobble in the catch animation.
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; Whether a Pokemon is caught is determined beforehand.
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push de
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ld a, [rSVBK]
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ld d, a
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push de
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ld a, BANK(Buffer2)
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ld [rSVBK], a
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ld a, [Buffer2]
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inc a
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ld [Buffer2], a
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; Wobble up to 3 times.
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cp 3 + 1
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jr z, .finished
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ld a, [wWildMon]
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and a
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ld c, 0 ; next
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jr nz, .done
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ld hl, .WobbleProbabilities
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ld a, [Buffer1]
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ld b, a
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.loop
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ld a, [hli]
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cp b
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jr nc, .checkwobble
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inc hl
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jr .loop
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.checkwobble
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ld b, [hl]
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call Random
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cp b
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ld c, 0 ; next
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jr c, .done
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ld c, 2 ; escaped
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jr .done
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.finished
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ld a, [wWildMon]
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and a
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ld c, 1 ; caught
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jr nz, .done
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ld c, 2 ; escaped
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.done
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pop de
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ld e, a
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ld a, d
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ld [rSVBK], a
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ld a, e
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pop de
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ret
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.WobbleProbabilities: ; f9ba
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; catch rate, chance of wobbling / 255
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; nLeft/255 = (nRight/255) ** 4
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db 1, 63
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db 2, 75
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db 3, 84
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db 4, 90
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db 5, 95
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db 7, 103
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db 10, 113
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db 15, 126
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db 20, 134
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db 30, 149
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db 40, 160
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db 50, 169
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db 60, 177
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db 80, 191
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db 100, 201
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db 120, 211
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db 140, 220
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db 160, 227
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db 180, 234
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db 200, 240
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db 220, 246
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db 240, 251
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db 254, 253
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db 255, 255
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