diff options
Diffstat (limited to 'music/soundeffects.gbasm')
| -rw-r--r-- | music/soundeffects.gbasm | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/music/soundeffects.gbasm b/music/soundeffects.gbasm index c164492..6bf4a15 100644 --- a/music/soundeffects.gbasm +++ b/music/soundeffects.gbasm @@ -24,6 +24,28 @@ Wait_Next_Frame: LD L, A .END +.MACRODEF CHANNEL_2_SOUND_EFFECT_LOOP =start =end + LD HL, =start + + $loop: + LD A, (HL+) + LD ($18), A + + LD A, (HL+) + LD ($19), A + + .RET_WAIT_NEXT_FRAME_SAVE_HL + + LD A, H + CP high(=end) + JR NZ, =$loop + LD A, L + CP low(=end) + JR NZ, =$loop + $end: +.END + + Play_Sound_Effect: LD A, ($mem_sound_effect_pc) CP $ff @@ -37,10 +59,16 @@ Play_Sound_Effect: RET .MACRODEF SET_SOUND_EFFECT =addr + PUSH AF + LD A, $mem_sound_flags + AND 0b00111110 + JR NZ =$end LD A, bank(=addr) LD ($mem_sound_effect_pc), A LD A, high(ptr(=addr)) LD ($mem_sound_effect_pc+1), A LD A, low(ptr(=addr)) LD ($mem_sound_effect_pc+2), A + $end: + POP AF .END |