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Done check makes sense to go at the end

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Gwilym Kuiper 2021-08-01 20:23:39 +01:00
parent cc99aad4c5
commit 1af53aacb4
1 changed files with 1 additions and 2 deletions
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3
agb/src/sound/mixer/mixer.s
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@ -37,8 +37,6 @@ agb_rs__mixer_add:
add r12, r12, #2 @ increment the current write offset in the resulting buffer add r12, r12, #2 @ increment the current write offset in the resulting buffer
cmp r12, #352 @ check if we're done
mla r7, r10, r3, r9 @ r7 = r10 * r3 + r9 = current sound value * left amount + previous buffer value mla r7, r10, r3, r9 @ r7 = r10 * r3 + r9 = current sound value * left amount + previous buffer value
strh r7, [r6], r8 @ *(r6 + r8) = r7, r8 = 352 = offset for the right hand side strh r7, [r6], r8 @ *(r6 + r8) = r7, r8 = 352 = offset for the right hand side
@ -46,6 +44,7 @@ agb_rs__mixer_add:
mla r4, r10, lr, r7 mla r4, r10, lr, r7
strh r4, [r6] strh r4, [r6]
cmp r12, #352 @ check if we're done
bne 1b bne 1b
pop {r4-r10, lr} pop {r4-r10, lr}