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GUI: new osc renderer, part 12

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This commit is contained in:
tildearrow 2024-02-14 04:09:24 -05:00
parent 4242e79144
commit 523a290374
5 changed files with 103 additions and 35 deletions
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54
src/gui/chanOsc.cpp
View file

@ -48,6 +48,14 @@ const char* autoColsTypes[]={
"Mode 3"
};
static void _drawOsc(const ImDrawList* drawList, const ImDrawCmd* cmd) {
if (cmd!=NULL) {
if (cmd->UserCallbackData!=NULL) {
((FurnaceGUI*)(((PendingDrawOsc*)cmd->UserCallbackData)->gui))->runPendingDrawOsc((PendingDrawOsc*)cmd->UserCallbackData);
}
}
}
float FurnaceGUI::computeGradPos(int type, int chan) {
switch (type) {
case GUI_OSCREF_NONE:
@ -584,10 +592,14 @@ void FurnaceGUI::drawChanOsc() {
ImGui::ItemSize(size,style.FramePadding.y);
if (ImGui::ItemAdd(rect,ImGui::GetID("chOscDisplay"))) {
if (!e->isRunning()) {
if (newOscCode) {
memset(fft->oscTex,0,2048*sizeof(float));
} else {
for (unsigned short j=0; j<precision; j++) {
float x=(float)j/(float)precision;
waveform[j]=ImLerp(inRect.Min,inRect.Max,ImVec2(x,0.5f));
}
}
} else {
int displaySize=(float)(buf->rate)*(chanOscWindowSize/1000.0f);
@ -605,6 +617,17 @@ void FurnaceGUI::drawChanOsc() {
}
if (maxavg>0.0000001) maxavg=0.5/maxavg;
if (newOscCode) {
for (unsigned short j=0; j<precision && j<2048; j++) {
float y;
if (j>=precision/2) {
y=fft->inBuf[((j-(precision/2))*FURNACE_FFT_SIZE*2)/(precision)];
} else {
y=fft->corrBuf[(j*FURNACE_FFT_SIZE)/precision]*maxavg;
}
fft->oscTex[j]=y*2.0;
}
} else {
for (unsigned short j=0; j<precision; j++) {
float x=(float)j/(float)precision;
float y;
@ -615,6 +638,7 @@ void FurnaceGUI::drawChanOsc() {
}
waveform[j]=ImLerp(inRect.Min,inRect.Max,ImVec2(x,0.5f-y));
}
}
if (fft->loudEnough) {
String cPhase=fmt::sprintf("\n%.1f (b: %d t: %d)",fft->waveLen,fft->waveLenBottom,fft->waveLenTop);
dl->AddText(inRect.Min,0xffffffff,cPhase.c_str());
@ -641,6 +665,17 @@ void FurnaceGUI::drawChanOsc() {
if (maxLevel<y) maxLevel=y;
}
dcOff=(minLevel+maxLevel)*0.5f;
if (newOscCode) {
for (unsigned short j=0; j<precision; j++) {
float y=(float)buf->data[(unsigned short)(fft->needle+(j*displaySize/precision))]/32768.0f;
y-=dcOff;
if (y<-0.5f) y=-0.5f;
if (y>0.5f) y=0.5f;
y*=chanOscAmplify*2.0f;
fft->oscTex[j]=y;
}
} else {
for (unsigned short j=0; j<precision; j++) {
float x=(float)j/(float)precision;
float y=(float)buf->data[(unsigned short)(fft->needle+(j*displaySize/precision))]/32768.0f;
@ -652,6 +687,7 @@ void FurnaceGUI::drawChanOsc() {
}
}
}
}
ImU32 color=ImGui::GetColorU32(chanOscColor);
if (chanOscUseGrad) {
float xVal=computeGradPos(chanOscColorX,ch);
@ -662,13 +698,27 @@ void FurnaceGUI::drawChanOsc() {
color=chanOscGrad.get(xVal,1.0f-yVal);
}
ImGui::PushClipRect(inRect.Min,inRect.Max,false);
if (rend->supportsDrawOsc() && newOscCode) {
fft->drawOp.gui=this;
fft->drawOp.data=fft->oscTex;
fft->drawOp.len=precision;
fft->drawOp.pos0=inRect.Min;
fft->drawOp.pos1=inRect.Max;
fft->drawOp.color=ImGui::ColorConvertU32ToFloat4(color);
dl->AddCallback(_drawOsc,&fft->drawOp);
dl->AddCallback(ImDrawCallback_ResetRenderState,NULL);
} else {
//ImGui::PushClipRect(inRect.Min,inRect.Max,false);
//ImDrawListFlags prevFlags=dl->Flags;
//dl->Flags&=~(ImDrawListFlags_AntiAliasedLines|ImDrawListFlags_AntiAliasedLinesUseTex);
dl->AddPolyline(waveform,precision,color,ImDrawFlags_None,dpiScale);
//dl->Flags=prevFlags;
//ImGui::PopClipRect();
}
//ImGui::PushClipRect(inRect.Min,inRect.Max,false);
if (!chanOscTextFormat.empty()) {
String text;
bool inFormat=false;
@ -776,7 +826,7 @@ void FurnaceGUI::drawChanOsc() {
dl->AddText(ImLerp(inRect.Min,inRect.Max,ImVec2(0.0f,0.0f)),ImGui::GetColorU32(chanOscTextColor),text.c_str());
}
ImGui::PopClipRect();
//ImGui::PopClipRect();
}
}
}

8
src/gui/gui.cpp
View file

@ -4679,6 +4679,11 @@ bool FurnaceGUI::loop() {
pushToggleColors(newOscCode);
if (ImGui::Button("New Code")) newOscCode=!newOscCode;
popToggleColors();
ImGui::AlignTextToFramePadding();
ImGui::Text("Line size");
ImGui::SameLine();
ImGui::SetNextItemWidth(120.0f*dpiScale);
ImGui::InputFloat("##NewCodeLS",&newOscLineWidth,1,1,"%.1f");
} else if (renderBackend==GUI_BACKEND_GL) {
ImGui::Text("Master, are you playing a trick on me?\nThat's not very nice!");
} else {
@ -6949,6 +6954,8 @@ bool FurnaceGUI::init() {
}
}
newOscLineWidth=dpiScale;
updateWindowTitle();
rend->clear(ImVec4(0.0,0.0,0.0,1.0));
@ -7327,6 +7334,7 @@ FurnaceGUI::FurnaceGUI():
shallDetectScale(0),
cpuCores(0),
secondTimer(0.0f),
newOscLineWidth(2.0f),
userEvents(0xffffffff),
mobileMenuPos(0.0f),
autoButtonSize(0.0f),

4
src/gui/gui.h
View file

@ -1522,7 +1522,7 @@ class FurnaceGUI {
int wheelCalmDown;
int shallDetectScale;
int cpuCores;
float secondTimer;
float secondTimer, newOscLineWidth;
unsigned int userEvents;
float mobileMenuPos, autoButtonSize, mobileEditAnim;
ImVec2 mobileEditButtonPos, mobileEditButtonSize;
@ -2310,6 +2310,8 @@ class FurnaceGUI {
bool ready, loudEnough, waveCorr;
fftw_plan plan;
fftw_plan planI;
PendingDrawOsc drawOp;
float oscTex[2048];
ChanOscStatus():
inBuf(NULL),
outBuf(NULL),

2
src/gui/osc.cpp
View file

@ -150,7 +150,7 @@ static void _drawOsc(const ImDrawList* drawList, const ImDrawCmd* cmd) {
}
void FurnaceGUI::runPendingDrawOsc(PendingDrawOsc* which) {
rend->drawOsc(which->data,which->len,which->pos0,which->pos1,which->color,ImVec2(canvasW,canvasH),dpiScale);
rend->drawOsc(which->data,which->len,which->pos0,which->pos1,which->color,ImVec2(canvasW,canvasH),newOscLineWidth);
}
void FurnaceGUI::drawOsc() {

24
src/gui/render/renderGL.cpp
View file

@ -164,19 +164,27 @@ const char* sh_oscRender_srcF=
"out vec4 fur_FragColor;\n"
"void main() {\n"
" vec2 uv = fur_fragCoord/uResolution;\n"
" vec2 tresh = vec2(uLineWidth)/uResolution;\n"
" uv.y *= 2.0;\n"
" vec2 tresh = vec2(1.0,1.0)/uResolution;\n"
" float x1 = uv.x-uAdvance;\n"
" float x2 = uv.x;\n"
" float x3 = uv.x+uAdvance;\n"
" float val1 = texture(oscVal,x2).x;\n"
" float val2 = texture(oscVal,x2).x;\n"
" float val3 = texture(oscVal,x3).x;\n"
" float valmax = max(val2,val3);\n"
" float valmin = min(val2,val3);\n"
" float vald = abs(valmax-valmin);\n"
" float alpha = 1.0-abs(uv.y-val2)/max(tresh.y,vald);\n"
" if (vald>(1.0/uResolution.y)) {\n"
" fur_FragColor = vec4(1.0,0.0,0.0,uColor.w*alpha);\n"
" float valmax = max(max(val1,val2),val3);\n"
" float valmin = min(min(val1,val2),val3);\n"
" float slope = abs(valmax-valmin)*uResolution.y*0.5;\n"
" float alpha = 0.0;\n"
" if (uv.y>=valmin) {\n"
" alpha=valmax*uResolution.y*0.5-fur_fragCoord.y+uLineWidth*0.75;\n"
" } else {\n"
" fur_FragColor = vec4(uColor.xyz,uColor.w*alpha);\n"
" alpha=fur_fragCoord.y-valmin*uResolution.y*0.5+uLineWidth*0.75;\n"
" }\n"
" if (slope>1.0) {\n"
" fur_FragColor = vec4(uColor.xyz,uColor.w*clamp(alpha,0.0,1.0));\n"
" } else {\n"
" fur_FragColor = vec4(uColor.xyz,uColor.w*clamp(alpha,0.0,1.0));\n"
" }\n"
"}\n";
#endif