PVB/shrooms-vb-core
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Overplane and sweep fixes

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This commit is contained in:
GuyPerfect
2024-10-22 19:53:27 -05:00
parent c06da32321
commit 8f9950f39e
2 changed files with 30 additions and 23 deletions
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core/vsu.c
+13 -7
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@@ -164,7 +164,7 @@ static void vsuEmulateChannel(VB *sim, int index, uint32_t clocks) {
if (!chan->int_.enb)
return;
sim->vsu.freqmod.clocks = (uint32_t) sim->vsu.freqmod.interval *
(sim->vsu.freqmod.clk == 0 ? 19201 : 153610);
(sim->vsu.freqmod.clk == 0 ? 19200 : 153600);
}
} while (clocks != 0);
@@ -207,6 +207,8 @@ static void vsuWriteEV0(VB *sim, int index, uint8_t value) {
chan->env.interval = value & 7;
chan->env.value = value >> 4 & 15;
chan->env.reload = chan->env.value;
if (index == 4)
vsuNextFreqMod(sim, chan);
/* Configure state */
chan->env.clocks = 307220 * ((uint32_t) chan->env.interval + 1);
@@ -243,6 +245,8 @@ static void vsuWriteFQH(VB *sim, int index, uint16_t value) {
value = value << 8 & 0x0700;
chan->freq.current = (chan->freq.current & 0x00FF) | value;
chan->freq.written = (chan->freq.written & 0x00FF) | value;
if (index == 4)
vsuNextFreqMod(sim, chan);
}
/* Write a value to S*FQL */
@@ -250,6 +254,8 @@ static void vsuWriteFQL(VB *sim, int index, uint8_t value) {
Channel *chan = &sim->vsu.channels[index];
chan->freq.current = (chan->freq.current & 0x0700) | value;
chan->freq.written = (chan->freq.written & 0x0700) | value;
if (index == 4)
vsuNextFreqMod(sim, chan);
}
/* Write a value to S*INT */
@@ -274,7 +280,7 @@ static void vsuWriteINT(VB *sim, int index, uint8_t value) {
}
if (index == 4) {
sim->vsu.freqmod.clocks = (uint32_t) sim->vsu.freqmod.interval *
(sim->vsu.freqmod.clk ? 153610 : 19201);
(sim->vsu.freqmod.clk == 0 ? 19200 : 153600);
sim->vsu.freqmod.sample = 0;
}
@@ -297,14 +303,14 @@ static void vsuWriteSWP(VB *sim, uint8_t value) {
uint32_t clocks;
/* Parse fields */
sim->vsu.freqmod.clk = value >> 7 & 1;
sim->vsu.freqmod.dir = value >> 3 & 1;
sim->vsu.freqmod.interval = value >> 4 & 15;
sim->vsu.freqmod.shift = value & 7;
sim->vsu.freqmod.clk = value >> 7 & 1;
sim->vsu.freqmod.dir = value >> 3 & 1;
sim->vsu.freqmod.interval = value >> 4 & 7;
sim->vsu.freqmod.shift = value & 7;
/* Configure state */
clocks = (uint32_t) sim->vsu.freqmod.interval *
(sim->vsu.freqmod.clk ? 153610 : 19201);
(sim->vsu.freqmod.clk == 0 ? 19200 : 153600);
if (clocks < sim->vsu.freqmod.clocks)
sim->vsu.freqmod.clocks = clocks;
}