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absolute C64 duty macros!

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exclusive to .fur format
This commit is contained in:
tildearrow 2022-01-10 16:54:58 -05:00
parent 3fdcd3a4fc
commit 9f6bb570c9
3 changed files with 24 additions and 8 deletions
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6
src/engine/macroInt.h
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@ -7,9 +7,9 @@ class DivMacroInt {
DivInstrument* ins;
int volPos, arpPos, dutyPos, wavePos;
public:
unsigned char vol;
signed char arp;
unsigned char duty, wave;
int vol;
int arp;
int duty, wave;
bool hasVol, hasArp, hasDuty, hasWave;
bool hadVol, hadArp, hadDuty, hadWave;
bool finishedVol, finishedArp, finishedDuty, finishedWave;

7
src/engine/platform/c64.cpp
View file

@ -51,7 +51,12 @@ void DivPlatformC64::tick() {
}
}
if (chan[i].std.hadDuty) {
chan[i].duty-=((signed char)chan[i].std.duty-12)*4;
DivInstrument* ins=parent->getIns(chan[i].ins);
if (ins->c64.dutyIsAbs) {
chan[i].duty=chan[i].std.duty;
} else {
chan[i].duty-=((signed char)chan[i].std.duty-12)*4;
}
rWrite(i*7+2,chan[i].duty&0xff);
rWrite(i*7+3,chan[i].duty>>8);
}

19
src/gui/gui.cpp
View file

@ -737,6 +737,8 @@ void FurnaceGUI::drawInsEdit() {
ImGui::PopStyleColor();
ImGui::Checkbox("Volume Macro is Cutoff Macro",&ins->c64.volIsCutoff);
ImGui::Checkbox("Absolute Cutoff Macro",&ins->c64.filterIsAbs);
ImGui::Checkbox("Absolute Duty Macro",&ins->c64.dutyIsAbs);
ImGui::EndTabItem();
}
if (ins->type==DIV_INS_AMIGA) if (ImGui::BeginTabItem("Amiga")) {
@ -854,12 +856,20 @@ void FurnaceGUI::drawInsEdit() {
// duty macro
int dutyMax=dutyMacroHeight;
if (ins->type==DIV_INS_C64) {
dutyMax=24;
if (ins->c64.dutyIsAbs) {
dutyMax=4095;
} else {
dutyMax=24;
}
}
if (dutyMax>0) {
ImGui::Separator();
if (ins->type==DIV_INS_C64) {
ImGui::Text("Relative Duty Macro");
if (ins->c64.dutyIsAbs) {
ImGui::Text("Absolute Duty Macro");
} else {
ImGui::Text("Relative Duty Macro");
}
} else {
ImGui::Text("Duty/Noise Mode Macro");
ImGui::SameLine();
@ -877,13 +887,14 @@ void FurnaceGUI::drawInsEdit() {
ImGui::SetTooltip("Neo Geo SSG/AY-3-8910/YM2149 only");
}
}
bool dutyIsRel=(ins->type==DIV_INS_C64 && !ins->c64.dutyIsAbs);
for (int i=0; i<ins->std.dutyMacroLen; i++) {
asFloat[i]=ins->std.dutyMacro[i]-(ins->type==DIV_INS_C64?12:0);
asFloat[i]=ins->std.dutyMacro[i]-(dutyIsRel?12:0);
loopIndicator[i]=(ins->std.dutyMacroLoop!=-1 && i>=ins->std.dutyMacroLoop);
}
ImGui::PushStyleVar(ImGuiStyleVar_FramePadding,ImVec2(0.0f,0.0f));
ImGui::PlotHistogram("##IDutyMacro",asFloat,ins->std.dutyMacroLen,0,NULL,ins->type==DIV_INS_C64?-12:0,dutyMax-(ins->type==DIV_INS_C64?12:0),ImVec2(400.0f*dpiScale,200.0f*dpiScale));
ImGui::PlotHistogram("##IDutyMacro",asFloat,ins->std.dutyMacroLen,0,NULL,dutyIsRel?-12:0,dutyMax-(dutyIsRel?12:0),ImVec2(400.0f*dpiScale,200.0f*dpiScale));
if (ImGui::IsItemClicked(ImGuiMouseButton_Left)) {
macroDragStart=ImGui::GetItemRectMin();
macroDragAreaSize=ImVec2(400.0f*dpiScale,200.0f*dpiScale);