arm7: merge SND_lfo into SND_exChannel

1 files changed, 0 insertions, 43 deletions

diff --git a/arm7/lib/src/SND_lfo.c b/arm7/lib/src/SND_lfo.c
deleted file mode 100644
index 262c6d27..00000000
--- a/arm7/lib/src/SND_lfo.c
+++ /dev/null
@@ -1,43 +0,0 @@
-#include "SND_lfo.h"
-
-#include "SND_util.h"
-#include "SND_exChannel.h"
-
-void SND_InitLfoParam(struct SNDLfoParam *lfoParam) {
-    lfoParam->target = SND_LFO_PITCH;
-    lfoParam->depth = 0;
-    lfoParam->range = 1;
-    lfoParam->speed = 16;
-    lfoParam->delay = 0;
-}
-
-void SND_StartLfo(struct SNDLfo *lfo) {
-    lfo->counter = 0;
-    lfo->delayCounter = 0;
-}
-
-void SND_UpdateLfo(struct SNDLfo *lfo) {
-    if (lfo->delayCounter < lfo->param.delay) {
-        lfo->delayCounter++;
-    } else {
-        u32 tmp = lfo->counter;
-        tmp += lfo->param.speed << 6;
-        tmp >>= 8;
-        while (tmp >= 0x80) {
-            tmp -= 0x80;
-        }
-        lfo->counter += lfo->param.speed << 6;
-        lfo->counter &= 0xFF;
-        lfo->counter |= tmp << 8;
-    }
-}
-
-int SND_GetLfoValue(struct SNDLfo *lfo) {
-    if (lfo->param.depth == 0) {
-        return 0;
-    } else if (lfo->delayCounter < lfo->param.delay) {
-        return 0;
-    } else {
-        return SND_SinIdx((s32)((u32)lfo->counter >> 8)) * lfo->param.depth * lfo->param.range;
-    }
-}