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GUI: new pattern renderer, part 16

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non-working visualizer
This commit is contained in:
tildearrow 2026-01-03 22:08:22 -05:00
parent 17f4ef081b
commit 1ad8b08054
3 changed files with 313 additions and 9 deletions
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3
src/gui/gui.cpp
View file

@ -9436,4 +9436,7 @@ FurnaceGUI::FurnaceGUI():
strncpy(macroRelLabel,"REL",32);
strncpy(emptyLabel,"...",32);
strncpy(emptyLabel2,"..",32);
// new pattern renderer "field" trial.
newPatternRenderer=(rand()&1);
}

313
src/gui/newPattern.cpp
View file

@ -42,10 +42,38 @@
// this is ImGui's TABLE_BORDER_SIZE.
#define PAT_BORDER_SIZE 1.0f
ImVec2 FurnaceGUI::mapSelPoint(const SelectionPoint& s, float lineHeight) {
return ImVec2(0,0);
struct DelayedLabel {
float posCenter, posY;
ImVec2 textSize;
const char* label;
DelayedLabel(float pc, float py, ImVec2 ts, const char* l):
posCenter(pc),
posY(py),
textSize(ts),
label(l) {}
};
static inline float randRange(float min, float max) {
return min+((float)rand()/(float)RAND_MAX)*(max-min);
}
static void _pushPartBlend(const ImDrawList* drawList, const ImDrawCmd* cmd) {
if (cmd!=NULL) {
if (cmd->UserCallbackData!=NULL) {
((FurnaceGUI*)cmd->UserCallbackData)->pushPartBlend();
}
}
}
static void _popPartBlend(const ImDrawList* drawList, const ImDrawCmd* cmd) {
if (cmd!=NULL) {
if (cmd->UserCallbackData!=NULL) {
((FurnaceGUI*)cmd->UserCallbackData)->popPartBlend();
}
}
}
void FurnaceGUI::drawPatternNew() {
if (nextWindow==GUI_WINDOW_PATTERN) {
patternOpen=true;
@ -113,7 +141,7 @@ void FurnaceGUI::drawPatternNew() {
nextAddScrollX=0.0f;
}
if (ImGui::Begin("PatternNew",&patternOpen,globalWinFlags|ImGuiWindowFlags_HorizontalScrollbar|(settings.avoidRaisingPattern?ImGuiWindowFlags_NoBringToFrontOnFocus:0)|((settings.cursorFollowsWheel && !selecting)?ImGuiWindowFlags_NoScrollWithMouse:0),_("Pattern"))) {
if (ImGui::Begin("Pattern",&patternOpen,globalWinFlags|ImGuiWindowFlags_HorizontalScrollbar|(settings.avoidRaisingPattern?ImGuiWindowFlags_NoBringToFrontOnFocus:0)|((settings.cursorFollowsWheel && !selecting)?ImGuiWindowFlags_NoScrollWithMouse:0),_("Pattern"))) {
if (!mobileUI) {
patWindowPos=ImGui::GetWindowPos();
patWindowSize=ImGui::GetWindowSize();
@ -500,6 +528,7 @@ void FurnaceGUI::drawPatternNew() {
(hovered && (!mobileUI || ImGui::IsMouseDown(ImGuiMouseButton_Left)))?0.5f:MIN(1.0f,chanHeadBase.w*keyHit[i]*4.0f)
));
dl->AddRectFilledMultiColor(rectHeader.Min,rectHeader.Max,fadeCol0,fadeCol0,fadeCol,fadeCol);
// TODO: this is actually broken. fix!
dl->AddLine(ImVec2(rectHeader.Min.x,rectHeader.Max.y),ImVec2(rectHeader.Max.x,rectHeader.Max.y),ImGui::GetColorU32(chanHeadBase),2.0f*dpiScale);
dl->AddTextNoHashHide(ImVec2(minLabelArea.x,rectHeader.Min.y+3.0*dpiScale),ImGui::GetColorU32(channelTextColor(i)),chanID);
}
@ -1029,8 +1058,8 @@ void FurnaceGUI::drawPatternNew() {
}
}
String debugText=fmt::sprintf("CURSOR: %d:%d, %d/%d",pointer.xCoarse,pointer.xFine,pointer.order,pointer.y);
dl->AddText(top+ImGui::GetCurrentWindow()->Scroll,0xffffffff,debugText.c_str());
//String debugText=fmt::sprintf("CURSOR: %d:%d, %d/%d",pointer.xCoarse,pointer.xFine,pointer.order,pointer.y);
//dl->AddText(top+ImGui::GetCurrentWindow()->Scroll,0xffffffff,debugText.c_str());
// row highlights
{
@ -1306,7 +1335,7 @@ void FurnaceGUI::drawPatternNew() {
if (pointer.xCoarse>=0 && pointer.y>=0 && pointer.order>=0) {
if (ImGui::IsWindowHovered()) {
if (ImRect(dl->GetClipRectMin(),dl->GetClipRectMax()).Contains(ImGui::GetMousePos())) {
dl->AddText(top+ImVec2(0,lineHeight)+ImGui::GetCurrentWindow()->Scroll,0xffffffff,"Hovered!!!!!!!");
//dl->AddText(top+ImVec2(0,lineHeight)+ImGui::GetCurrentWindow()->Scroll,0xffffffff,"Hovered!!!!!!!");
if (ImGui::IsMouseClicked(ImGuiMouseButton_Left)) {
startSelection(pointer.xCoarse,pointer.xFine,pointer.y,pointer.order);
}
@ -1358,6 +1387,278 @@ void FurnaceGUI::drawPatternNew() {
}
dl->PopClipRect();
// TODO: demandScrollX
// TODO: particles
if (fancyPattern) { // visualizer
e->getCommandStream(cmdStream);
ImVec2 off=ImVec2(0.0f,0.0f);
ImVec2 winMin=ImGui::GetWindowPos();
ImVec2 winMax=ImVec2(
winMin.x+ImGui::GetWindowSize().x,
winMin.y+ImGui::GetWindowSize().y
);
// commands
for (DivCommand& i: cmdStream) {
if (i.cmd==DIV_CMD_PITCH) continue;
if (i.cmd==DIV_CMD_NOTE_PORTA) continue;
//if (i.cmd==DIV_CMD_NOTE_ON) continue;
if (i.cmd==DIV_CMD_PRE_PORTA) continue;
if (i.cmd==DIV_CMD_PRE_NOTE) continue;
if (i.cmd==DIV_CMD_SAMPLE_BANK) continue;
if (i.cmd==DIV_CMD_GET_VOLUME) continue;
if (i.cmd==DIV_CMD_HINT_VOLUME ||
i.cmd==DIV_CMD_HINT_PORTA ||
i.cmd==DIV_CMD_HINT_LEGATO ||
i.cmd==DIV_CMD_HINT_VOL_SLIDE ||
i.cmd==DIV_CMD_HINT_VOL_SLIDE_TARGET ||
i.cmd==DIV_CMD_HINT_ARPEGGIO ||
i.cmd==DIV_CMD_HINT_PITCH ||
i.cmd==DIV_CMD_HINT_VIBRATO ||
i.cmd==DIV_CMD_HINT_VIBRATO_RANGE ||
i.cmd==DIV_CMD_HINT_VIBRATO_SHAPE) continue;
float width=patChanX[i.chan+1]-patChanX[i.chan];
float speedX=0.0f;
float speedY=-18.0f;
float grav=0.6f;
float frict=1.0f;
float life=255.0f;
float lifeSpeed=8.0f;
float spread=5.0f;
int num=3;
const char* partIcon=ICON_FA_MICROCHIP;
ImU32* color=noteGrad;
switch (i.cmd) {
case DIV_CMD_NOTE_ON: {
float strength=CLAMP(i.value,0,119);
partIcon=ICON_FA_ASTERISK;
life=80.0f+((i.value==DIV_NOTE_NULL)?0.0f:(strength*0.3f));
lifeSpeed=3.0f;
num=6+(strength/16);
break;
}
case DIV_CMD_LEGATO:
partIcon=ICON_FA_COG;
color=insGrad;
life=64.0f;
lifeSpeed=2.0f;
break;
case DIV_CMD_NOTE_OFF:
case DIV_CMD_NOTE_OFF_ENV:
case DIV_CMD_ENV_RELEASE:
partIcon=ICON_FA_ASTERISK;
speedX=0.0f;
speedY=0.0f;
grav=0.0f;
life=24.0f;
lifeSpeed=4.0f;
break;
case DIV_CMD_VOLUME: {
float scaledVol=(float)i.value/(float)e->getMaxVolumeChan(i.chan);
if (scaledVol>1.0f) scaledVol=1.0f;
speedY=-18.0f-(10.0f*scaledVol);
life=128+scaledVol*127;
partIcon=ICON_FA_VOLUME_UP;
num=12.0f*pow(scaledVol,2.0);
color=volGrad;
break;
}
case DIV_CMD_INSTRUMENT: {
if (lastIns[i.chan]==i.value) {
num=0;
break;
}
lastIns[i.chan]=i.value;
speedX=0.0f;
speedY=0.0f;
grav=0.0f;
frict=0.98;
spread=30.0f;
life=128.0f;
lifeSpeed=6.0f;
color=insGrad;
num=7+pow(i.value,0.6);
break;
}
case DIV_CMD_PANNING: {
float ratio=(float)(128-e->convertPanSplitToLinearLR(i.value,i.value2,256))/128.0f;
logV("ratio %f",ratio);
speedX=-22.0f*sin(ratio*M_PI*0.5);
speedY=-22.0f*cos(ratio*M_PI*0.5);
spread=5.0f+fabs(sin(ratio*M_PI*0.5))*7.0f;
grav=0.0f;
frict=0.96f;
if (i.value==i.value2) {
partIcon=ICON_FA_ARROWS_H;
} else if (ratio>0) {
partIcon=ICON_FA_ARROW_LEFT;
} else {
partIcon=ICON_FA_ARROW_RIGHT;
}
num=9;
color=panGrad;
break;
}
case DIV_CMD_SAMPLE_FREQ:
speedX=0.0f;
speedY=0.0f;
grav=0.0f;
frict=0.98;
spread=19.0f;
life=128.0f;
lifeSpeed=3.0f;
color=sysCmd2Grad;
num=10+pow(i.value,0.6);
break;
default:
//printf("unhandled %d\n",i.cmd);
color=sysCmd1Grad;
break;
}
if (!e->curSubSong->chanShow[i.chan]) continue;
for (int j=0; j<num; j++) {
ImVec2 partPos=ImVec2(
off.x+patChanX[i.chan]+fmod(rand(),width),
off.y+(playheadY)+randRange(0,PAT_FONT_SIZE)
);
if (partPos.x<winMin.x || partPos.y<winMin.y || partPos.x>winMax.x || partPos.y>winMax.y) continue;
particles.push_back(Particle(
color,
partIcon,
partPos.x,
partPos.y,
(speedX+randRange(-spread,spread))*0.5*dpiScale,
(speedY+randRange(-spread,spread))*0.5*dpiScale,
grav,
frict,
life-randRange(0,8),
lifeSpeed
));
}
}
float frameTime=ImGui::GetIO().DeltaTime*60.0f;
// note slides and vibrato
ImVec2 arrowPoints[7];
if (e->isPlaying()) for (int i=0; i<chans; i++) {
if (!e->curSubSong->chanShow[i]) continue;
DivChannelState* ch=e->getChanState(i);
if (ch->portaSpeed>0) {
ImVec4 col=uiColors[GUI_COLOR_PATTERN_EFFECT_PITCH];
col.w*=0.2;
float width=patChanX[i+1]-patChanX[i];
ImVec2 partPos=ImVec2(
off.x+patChanX[i]+fmod(rand(),width),
off.y+fmod(rand(),MAX(1,ImGui::GetWindowHeight()))
);
if (!(partPos.x<winMin.x || partPos.y<winMin.y || partPos.x>winMax.x || partPos.y>winMax.y)) {
particles.push_back(Particle(
pitchGrad,
(ch->portaNote<=ch->note)?ICON_FA_CHEVRON_DOWN:ICON_FA_CHEVRON_UP,
partPos.x,
partPos.y,
0.0f,
(7.0f+(rand()%5)+pow(ch->portaSpeed,0.7f))*((ch->portaNote<=ch->note)?1:-1),
0.0f,
1.0f,
255.0f,
15.0f
));
}
if (width>0.1) for (float j=-patChanSlideY[i]; j<ImGui::GetWindowHeight(); j+=width*0.7) {
ImVec2 tMin=ImVec2(off.x+patChanX[i],off.y+j);
ImVec2 tMax=ImVec2(off.x+patChanX[i+1],off.y+j+width*0.6);
if (ch->portaNote<=ch->note) {
arrowPoints[0]=ImLerp(tMin,tMax,ImVec2(0.1,1.0-0.8));
arrowPoints[1]=ImLerp(tMin,tMax,ImVec2(0.5,1.0-0.0));
arrowPoints[2]=ImLerp(tMin,tMax,ImVec2(0.9,1.0-0.8));
arrowPoints[3]=ImLerp(tMin,tMax,ImVec2(0.8,1.0-1.0));
arrowPoints[4]=ImLerp(tMin,tMax,ImVec2(0.5,1.0-0.37));
arrowPoints[5]=ImLerp(tMin,tMax,ImVec2(0.2,1.0-1.0));
arrowPoints[6]=arrowPoints[0];
dl->AddPolyline(arrowPoints,7,ImGui::GetColorU32(col),ImDrawFlags_None,5.0f*dpiScale);
} else {
arrowPoints[0]=ImLerp(tMin,tMax,ImVec2(0.1,0.8));
arrowPoints[1]=ImLerp(tMin,tMax,ImVec2(0.5,0.0));
arrowPoints[2]=ImLerp(tMin,tMax,ImVec2(0.9,0.8));
arrowPoints[3]=ImLerp(tMin,tMax,ImVec2(0.8,1.0));
arrowPoints[4]=ImLerp(tMin,tMax,ImVec2(0.5,0.37));
arrowPoints[5]=ImLerp(tMin,tMax,ImVec2(0.2,1.0));
arrowPoints[6]=arrowPoints[0];
dl->AddPolyline(arrowPoints,7,ImGui::GetColorU32(col),ImDrawFlags_None,5.0f*dpiScale);
}
}
patChanSlideY[i]+=((ch->portaNote<=ch->note)?-8:8)*dpiScale*frameTime;
if (width>0) {
if (patChanSlideY[i]<0) {
patChanSlideY[i]=-fmod(-patChanSlideY[i],width*0.7);
} else {
patChanSlideY[i]=fmod(patChanSlideY[i],width*0.7);
}
}
}
if (ch->vibratoDepth>0) {
ImVec4 col=uiColors[GUI_COLOR_PATTERN_EFFECT_PITCH];
col.w*=0.2;
float width=patChanX[i+1]-patChanX[i];
ImVec2 partPos=ImVec2(
off.x+patChanX[i]+(width*0.5+0.5*sin(M_PI*(float)ch->vibratoPosGiant/64.0f)*width),
off.y+(ImGui::GetWindowHeight()*0.5f)+randRange(0,PAT_FONT_SIZE)
);
if (!(partPos.x<winMin.x || partPos.y<winMin.y || partPos.x>winMax.x || partPos.y>winMax.y)) {
particles.push_back(Particle(
pitchGrad,
ICON_FA_GLASS,
partPos.x,
partPos.y,
randRange(-4.0f,4.0f),
2.0f*(3.0f+(rand()%5)+ch->vibratoRate),
0.4f,
1.0f,
128.0f,
4.0f
));
}
}
}
// particle simulation
ImDrawList* fdl=ImGui::GetForegroundDrawList();
if (!particles.empty()) WAKE_UP;
fdl->AddCallback(_pushPartBlend,this);
for (size_t i=0; i<particles.size(); i++) {
Particle& part=particles[i];
if (part.update(frameTime)) {
if (part.life>255) part.life=255;
fdl->AddText(
iconFont,
ICON_FONT_SIZE,
ImVec2(part.pos.x-ICON_FONT_SIZE*0.5,part.pos.y-ICON_FONT_SIZE*0.5),
part.colors[(int)part.life],
part.type
);
} else {
particles.erase(particles.begin()+i);
i--;
}
}
fdl->AddCallback(_popPartBlend,this);
}
ImGui::PopFont();
}
ImGui::PopStyleVar();

6
src/gui/pattern.cpp
View file

@ -40,11 +40,11 @@ struct DelayedLabel {
label(l) {}
};
inline float randRange(float min, float max) {
static inline float randRange(float min, float max) {
return min+((float)rand()/(float)RAND_MAX)*(max-min);
}
void _pushPartBlend(const ImDrawList* drawList, const ImDrawCmd* cmd) {
static void _pushPartBlend(const ImDrawList* drawList, const ImDrawCmd* cmd) {
if (cmd!=NULL) {
if (cmd->UserCallbackData!=NULL) {
((FurnaceGUI*)cmd->UserCallbackData)->pushPartBlend();
@ -52,7 +52,7 @@ void _pushPartBlend(const ImDrawList* drawList, const ImDrawCmd* cmd) {
}
}
void _popPartBlend(const ImDrawList* drawList, const ImDrawCmd* cmd) {
static void _popPartBlend(const ImDrawList* drawList, const ImDrawCmd* cmd) {
if (cmd!=NULL) {
if (cmd->UserCallbackData!=NULL) {
((FurnaceGUI*)cmd->UserCallbackData)->popPartBlend();