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GUI: prepare for colors in the per-chan osc

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This commit is contained in:
tildearrow 2022-06-21 18:01:53 -05:00
parent 6372f279fa
commit e0bccc8c14
5 changed files with 204 additions and 24 deletions
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107
src/gui/chanOsc.cpp
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@ -34,36 +34,93 @@ void FurnaceGUI::drawChanOsc() {
}
if (!chanOscOpen) return;
ImGui::SetNextWindowSizeConstraints(ImVec2(64.0f*dpiScale,32.0f*dpiScale),ImVec2(scrW*dpiScale,scrH*dpiScale));
if (ImGui::Begin("Oscilloscope (per-channel)",&chanOscOpen,globalWinFlags)) {
if (ImGui::Begin("Oscilloscope (per-channel)",&chanOscOpen,globalWinFlags|((chanOscOptions)?0:ImGuiWindowFlags_NoTitleBar))) {
bool centerSettingReset=false;
if (ImGui::BeginTable("ChanOscSettings",3)) {
ImGui::TableNextRow();
ImGui::TableNextColumn();
ImGui::Text("Columns");
ImGui::SameLine();
ImGui::SetNextItemWidth(ImGui::GetContentRegionAvail().x);
if (ImGui::InputInt("##COSColumns",&chanOscCols,1,1)) {
if (chanOscCols<1) chanOscCols=1;
if (chanOscCols>64) chanOscCols=64;
if (chanOscOptions) {
if (ImGui::BeginTable("ChanOscSettings",3)) {
ImGui::TableNextRow();
ImGui::TableNextColumn();
ImGui::Text("Columns");
ImGui::SameLine();
ImGui::SetNextItemWidth(ImGui::GetContentRegionAvail().x);
if (ImGui::InputInt("##COSColumns",&chanOscCols,1,1)) {
if (chanOscCols<1) chanOscCols=1;
if (chanOscCols>64) chanOscCols=64;
}
ImGui::TableNextColumn();
ImGui::Text("Size (ms)");
ImGui::SameLine();
ImGui::SetNextItemWidth(ImGui::GetContentRegionAvail().x);
if (ImGui::InputFloat("##COSWinSize",&chanOscWindowSize,1.0f,1.0f)) {
if (chanOscWindowSize<1.0f) chanOscWindowSize=1.0f;
if (chanOscWindowSize>50.0f) chanOscWindowSize=50.0f;
}
ImGui::TableNextColumn();
if (ImGui::Checkbox("Center waveform",&chanOscWaveCorr)) {
centerSettingReset=true;
}
ImGui::EndTable();
}
ImGui::TableNextColumn();
ImGui::Text("Size (ms)");
ImGui::SameLine();
ImGui::SetNextItemWidth(ImGui::GetContentRegionAvail().x);
if (ImGui::InputFloat("##COSWinSize",&chanOscWindowSize,1.0f,1.0f)) {
if (chanOscWindowSize<1.0f) chanOscWindowSize=1.0f;
if (chanOscWindowSize>50.0f) chanOscWindowSize=50.0f;
ImGui::Text("Gradient");
if (chanOscGradTex==NULL) {
chanOscGradTex=SDL_CreateTexture(sdlRend,SDL_PIXELFORMAT_ABGR8888,SDL_TEXTUREACCESS_STREAMING,chanOscGrad.width,chanOscGrad.height);
if (chanOscGradTex==NULL) {
logE("error while creating gradient texture! %s",SDL_GetError());
} else {
updateChanOscGradTex=true;
}
}
ImGui::TableNextColumn();
if (ImGui::Checkbox("Center waveform",&chanOscWaveCorr)) {
centerSettingReset=true;
}
if (ImGui::BeginTable("ChanOscGradSet",2)) {
ImGui::TableSetupColumn("c0",ImGuiTableColumnFlags_WidthFixed);
ImGui::TableSetupColumn("c1",ImGuiTableColumnFlags_WidthStretch);
ImGui::EndTable();
ImGui::TableNextRow();
ImGui::TableNextColumn();
if (chanOscGradTex!=NULL) {
if (updateChanOscGradTex) {
chanOscGrad.render();
if (SDL_UpdateTexture(chanOscGradTex,NULL,chanOscGrad.grad.get(),chanOscGrad.width*4)==0) {
updateChanOscGradTex=false;
} else {
logE("error while updating gradient texture! %s",SDL_GetError());
}
}
ImGui::ImageButton(chanOscGradTex,ImVec2(400.0f*dpiScale,400.0f*dpiScale));
ImVec2 gradLeft=ImGui::GetItemRectMin();
ImVec2 gradSize=ImGui::GetItemRectSize();
if (ImGui::IsItemClicked(ImGuiMouseButton_Right)) {
chanOscGrad.points.push_back(Gradient2DPoint(
(ImGui::GetMousePos().x-gradLeft.x)/gradSize.x,
(ImGui::GetMousePos().y-gradLeft.y)/gradSize.y
));
updateChanOscGradTex=true;
logI("a point inserted");
}
ImVec2 oldCurPos=ImGui::GetCursorPos();
for (Gradient2DPoint& i: chanOscGrad.points) {
ImGui::SetCursorPos(ImVec2(gradLeft.x+i.x*gradSize.x,gradLeft.y+i.y*gradSize.y));
ImGui::Text("Here");
}
ImGui::SetCursorPos(oldCurPos);
}
ImGui::TableNextColumn();
if (ImGui::ColorEdit4("Background",(float*)&chanOscGrad.bgColor)) {
updateChanOscGradTex=true;
}
ImGui::EndTable();
}
}
ImGui::PushStyleVar(ImGuiStyleVar_CellPadding,ImVec2(0.0f,0.0f));
float availY=ImGui::GetContentRegionAvail().y;
@ -232,6 +289,10 @@ void FurnaceGUI::drawChanOsc() {
}
}
ImGui::EndTable();
if (ImGui::IsItemClicked(ImGuiMouseButton_Right)) {
chanOscOptions=!chanOscOptions;
}
}
ImGui::PopStyleVar();
}