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qsound: Reduce volume scaling

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This commit is contained in:
Ian Karlsson 2022-02-23 09:26:22 +01:00
parent e4b9a6d1d9
commit ce3e8c6c6b
1 changed files with 3 additions and 6 deletions
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9
src/engine/platform/qsound.cpp
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@ -281,8 +281,7 @@ void DivPlatformQSound::tick() {
chan[i].outVol=((chan[i].vol&0xff)*MIN(255,chan[i].std.vol<<2))>>8; chan[i].outVol=((chan[i].vol&0xff)*MIN(255,chan[i].std.vol<<2))>>8;
// Check if enabled and write volume // Check if enabled and write volume
if (chan[i].active) { if (chan[i].active) {
rWrite(q1_reg_map[Q1V_VOL][i], chan[i].outVol << 5); rWrite(q1_reg_map[Q1V_VOL][i], chan[i].outVol << 4);
//logW("ch %d vol=%04x (hadVol)!\n",i,chan[i].outVol << 5);
} }
} }
uint16_t qsound_bank = 0; uint16_t qsound_bank = 0;
@ -340,8 +339,7 @@ void DivPlatformQSound::tick() {
//logW("ch %d bank=%04x, addr=%04x, end=%04x, loop=%04x!\n",i,qsound_bank,qsound_addr,qsound_end,qsound_loop); //logW("ch %d bank=%04x, addr=%04x, end=%04x, loop=%04x!\n",i,qsound_bank,qsound_addr,qsound_end,qsound_loop);
// Write sample address. Enable volume // Write sample address. Enable volume
if (!chan[i].std.hadVol) { if (!chan[i].std.hadVol) {
rWrite(q1_reg_map[Q1V_VOL][i], chan[i].vol << 5); rWrite(q1_reg_map[Q1V_VOL][i], chan[i].vol << 4);
//logW("ch %d vol=%04x (!hadVol)!\n",i,chan[i].vol << 5);
} }
} }
if (chan[i].keyOff) { if (chan[i].keyOff) {
@ -410,8 +408,7 @@ int DivPlatformQSound::dispatch(DivCommand c) {
// Check if enabled and write volume // Check if enabled and write volume
chan[c.chan].outVol=c.value; chan[c.chan].outVol=c.value;
if (chan[c.chan].active && c.chan < 16) { if (chan[c.chan].active && c.chan < 16) {
rWrite(q1_reg_map[Q1V_VOL][c.chan], chan[c.chan].outVol << 5); rWrite(q1_reg_map[Q1V_VOL][c.chan], chan[c.chan].outVol << 4);
//logW("ch %d vol=%04x (cmd vol)!\n",c.chan,chan[c.chan].outVol << 5);
} }
} }
} }