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| author | ElectroDeoxys <ElectroDeoxys@gmail.com> | 2021-09-09 08:51:12 +0100 |
|---|---|---|
| committer | ElectroDeoxys <ElectroDeoxys@gmail.com> | 2021-09-09 08:51:12 +0100 |
| commit | 32b02147925566bac93bf71b002860335583574c (patch) | |
| tree | d9cf016338d08022f0c0db358b356ddfb18b0e16 /src/home/coin_toss.asm | |
| parent | e4bce9b7ee5e89f8edfd921de2379f0fa06af206 (diff) | |
Split home bank
Diffstat (limited to 'src/home/coin_toss.asm')
| -rw-r--r-- | src/home/coin_toss.asm | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/src/home/coin_toss.asm b/src/home/coin_toss.asm new file mode 100644 index 0000000..d0f06f0 --- /dev/null +++ b/src/home/coin_toss.asm @@ -0,0 +1,39 @@ +; function that executes one or more consecutive coin tosses during a duel (a = number of coin tosses), +; displaying each result ([O] or [X]) starting from the top left corner of the screen. +; text at de is printed in a text box during the coin toss. +; returns: the number of heads in a and in wCoinTossNumHeads, and carry if at least one heads +TossCoinATimes: ; 3071 (0:3071) + push hl + ld hl, wCoinTossScreenTextID + ld [hl], e + inc hl + ld [hl], d + bank1call _TossCoin + pop hl + ret + +; function that executes a single coin toss during a duel. +; text at de is printed in a text box during the coin toss. +; returns: - carry, and 1 in a and in wCoinTossNumHeads if heads +; - nc, and 0 in a and in wCoinTossNumHeads if tails +TossCoin: ; 307d (0:307d) + push hl + ld hl, wCoinTossScreenTextID + ld [hl], e + inc hl + ld [hl], d + ld a, 1 + bank1call _TossCoin + ld hl, wDuelDisplayedScreen + ld [hl], 0 + pop hl + ret + +; cp de, bc +CompareDEtoBC: ; 3090 (0:3090) + ld a, d + cp b + ret nz + ld a, e + cp c + ret |