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https://github.com/gwm17/implot.git
synced 2024-11-13 22:48:50 -05:00
make plots initially fit to plotted data on first frame
This commit is contained in:
epezent
parent
7aab224742
commit
5db2ba3b22
39
implot.cpp
39
implot.cpp
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@ -1369,14 +1369,25 @@ bool BeginPlot(const char* title, const char* x_label, const char* y1_label, con
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}
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if (gp.NextPlotData.HasXRange) {
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if (just_created || gp.NextPlotData.XRangeCond == ImGuiCond_Always)
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plot.XAxis.SetRange(gp.NextPlotData.X);
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if (!plot.Initialized || gp.NextPlotData.XRangeCond == ImGuiCond_Always)
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plot.XAxis.SetRange(gp.NextPlotData.XRange);
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}
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for (int i = 0; i < IMPLOT_Y_AXES; i++) {
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if (gp.NextPlotData.HasYRange[i]) {
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if (just_created || gp.NextPlotData.YRangeCond[i] == ImGuiCond_Always)
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plot.YAxis[i].SetRange(gp.NextPlotData.Y[i]);
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if (!plot.Initialized || gp.NextPlotData.YRangeCond[i] == ImGuiCond_Always)
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plot.YAxis[i].SetRange(gp.NextPlotData.YRange[i]);
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}
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}
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// Initialization ------------------------------------------------------------
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if (!plot.Initialized) {
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if (!ImHasFlag(plot.XAxis.Flags,ImPlotAxisFlags_NoInitialFit) && !gp.NextPlotData.HasXRange)
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gp.FitThisFrame = gp.FitX = true;
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for (int i = 0; i < IMPLOT_Y_AXES; ++i) {
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if (!ImHasFlag(plot.YAxis[i].Flags,ImPlotAxisFlags_NoInitialFit) && !gp.NextPlotData.HasYRange[i])
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gp.FitThisFrame = gp.FitY[i] = true;
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}
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}
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@ -2570,10 +2581,13 @@ void EndPlot() {
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// reset the plot items for the next frame
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for (int i = 0; i < gp.CurrentPlot->Items.GetSize(); ++i) {
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gp.CurrentPlot->Items.GetByIndex(i)->SeenThisFrame = false;
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for (int i = 0; i < plot.Items.GetSize(); ++i) {
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plot.Items.GetByIndex(i)->SeenThisFrame = false;
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}
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// mark the plot as initialized, i.e. having made it through one frame completely
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plot.Initialized = true;
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// Pop ImGui::PushID at the end of BeginPlot
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ImGui::PopID();
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// Reset context for next plot
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@ -2600,8 +2614,8 @@ void SetNextPlotLimitsX(double x_min, double x_max, ImGuiCond cond) {
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IM_ASSERT(cond == 0 || ImIsPowerOfTwo(cond)); // Make sure the user doesn't attempt to combine multiple condition flags.
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gp.NextPlotData.HasXRange = true;
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gp.NextPlotData.XRangeCond = cond;
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gp.NextPlotData.X.Min = x_min;
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gp.NextPlotData.X.Max = x_max;
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gp.NextPlotData.XRange.Min = x_min;
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gp.NextPlotData.XRange.Max = x_max;
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}
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void SetNextPlotLimitsY(double y_min, double y_max, ImGuiCond cond, ImPlotYAxis y_axis) {
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@ -2611,8 +2625,8 @@ void SetNextPlotLimitsY(double y_min, double y_max, ImGuiCond cond, ImPlotYAxis
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IM_ASSERT(cond == 0 || ImIsPowerOfTwo(cond)); // Make sure the user doesn't attempt to combine multiple condition flags.
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gp.NextPlotData.HasYRange[y_axis] = true;
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gp.NextPlotData.YRangeCond[y_axis] = cond;
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gp.NextPlotData.Y[y_axis].Min = y_min;
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gp.NextPlotData.Y[y_axis].Max = y_max;
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gp.NextPlotData.YRange[y_axis].Min = y_min;
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gp.NextPlotData.YRange[y_axis].Max = y_max;
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}
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void LinkNextPlotLimits(double* xmin, double* xmax, double* ymin, double* ymax, double* ymin2, double* ymax2, double* ymin3, double* ymax3) {
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@ -3130,10 +3144,6 @@ bool IsLegendEntryHovered(const char* label_id) {
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return item && item->LegendHovered;
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}
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bool BeginLegendPopup(const char* label_id, ImGuiMouseButton mouse_button) {
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ImPlotContext& gp = *GImPlot;
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IM_ASSERT_USER_ERROR(gp.CurrentPlot != NULL, "BeginLegendPopup() needs to be called between BeginPlot() and EndPlot()!");
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@ -3974,6 +3984,7 @@ void ShowMetricsWindow(bool* p_popen) {
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ImGui::TreePop();
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}
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ImGui::Bullet(); ImGui::Text("Flags: %d", plot->Flags);
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ImGui::Bullet(); ImGui::Text("Initialized: %s", plot->Initialized ? "true" : "false");
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ImGui::Bullet(); ImGui::Text("Selecting: %s", plot->Selecting ? "true" : "false");
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ImGui::Bullet(); ImGui::Text("Querying: %s", plot->Querying ? "true" : "false");
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ImGui::Bullet(); ImGui::Text("Queried: %s", plot->Queried ? "true" : "false");
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7
implot.h
7
implot.h
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@ -92,9 +92,10 @@ enum ImPlotAxisFlags_ {
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ImPlotAxisFlags_LogScale = 1 << 4, // a logartithmic (base 10) axis scale will be used (mutually exclusive with ImPlotAxisFlags_Time)
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ImPlotAxisFlags_Time = 1 << 5, // axis will display date/time formatted labels (mutually exclusive with ImPlotAxisFlags_LogScale)
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ImPlotAxisFlags_Invert = 1 << 6, // the axis will be inverted
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ImPlotAxisFlags_AutoFit = 1 << 7, // axis will be auto-fitting to data extents
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ImPlotAxisFlags_LockMin = 1 << 8, // the axis minimum value will be locked when panning/zooming
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ImPlotAxisFlags_LockMax = 1 << 9, // the axis maximum value will be locked when panning/zooming
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ImPlotAxisFlags_NoInitialFit = 1 << 7, // axis will not be initially fit to data extents on the first rendered frame (also the case if SetNextPlotLimits explicitly called)
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ImPlotAxisFlags_AutoFit = 1 << 8, // axis will be auto-fitting to data extents
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ImPlotAxisFlags_LockMin = 1 << 9, // the axis minimum value will be locked when panning/zooming
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ImPlotAxisFlags_LockMax = 1 << 10, // the axis maximum value will be locked when panning/zooming
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ImPlotAxisFlags_Lock = ImPlotAxisFlags_LockMin | ImPlotAxisFlags_LockMax,
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ImPlotAxisFlags_NoDecorations = ImPlotAxisFlags_NoLabel | ImPlotAxisFlags_NoGridLines | ImPlotAxisFlags_NoTickMarks | ImPlotAxisFlags_NoTickLabels
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};
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@ -483,20 +483,17 @@ void ShowDemoWindow(bool* p_open) {
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}
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ImPlot::SetNextPlotLimits(0,1,0,1.6);
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if (ImPlot::BeginPlot("Stem Plots")) {
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ImPlot::PlotStems("Stems 1",xs,ys1,51);
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ImPlot::SetNextLineStyle(ImVec4(1,0.5f,0,0.75f));
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ImPlot::SetNextMarkerStyle(ImPlotMarker_Square,5,ImVec4(1,0.5f,0,0.25f));
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ImPlot::PlotStems("Stems 2", xs, ys2,51);
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ImPlot::EndPlot();
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}
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}
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//-------------------------------------------------------------------------
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if (ImGui::CollapsingHeader("Infinite Lines")) {
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static double vals[] = {0.25, 0.5, 0.75};
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if (ImPlot::BeginPlot("##Infinite")) {
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if (ImPlot::BeginPlot("##Infinite",0,0,ImVec2(-1,0),0,ImPlotAxisFlags_NoInitialFit,ImPlotAxisFlags_NoInitialFit)) {
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ImPlot::PlotVLines("VLines",vals,3);
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ImPlot::PlotHLines("HLines",vals,3);
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ImPlot::EndPlot();
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@ -639,7 +636,6 @@ void ShowDemoWindow(bool* p_open) {
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ImGui::SameLine();
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ImGui::Checkbox("Outliers",&outliers);
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}
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ImPlot::SetNextPlotLimits(-3, 13, 0, 0.25);
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if (ImPlot::BeginPlot("##Histograms")) {
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ImPlot::SetNextFillStyle(IMPLOT_AUTO_COL, 0.5f);
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ImPlot::PlotHistogram("Empirical", dist.Data, 10000, bins, cumulative, density, range ? ImPlotRange(rmin,rmax) : ImPlotRange(), outliers);
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@ -760,12 +756,14 @@ void ShowDemoWindow(bool* p_open) {
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static ImPlotAxisFlags rt_axis = ImPlotAxisFlags_NoTickLabels;
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ImPlot::SetNextPlotLimitsX(t - history, t, ImGuiCond_Always);
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ImPlot::SetNextPlotLimitsY(0,1);
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if (ImPlot::BeginPlot("##Scrolling", NULL, NULL, ImVec2(-1,150), 0, rt_axis, rt_axis | ImPlotAxisFlags_LockMin)) {
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ImPlot::PlotShaded("Data 1", &sdata1.Data[0].x, &sdata1.Data[0].y, sdata1.Data.size(), 0, sdata1.Offset, 2 * sizeof(float));
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ImPlot::PlotLine("Data 2", &sdata2.Data[0].x, &sdata2.Data[0].y, sdata2.Data.size(), sdata2.Offset, 2*sizeof(float));
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ImPlot::EndPlot();
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}
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ImPlot::SetNextPlotLimitsX(0, history, ImGuiCond_Always);
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ImPlot::SetNextPlotLimitsY(0,1);
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if (ImPlot::BeginPlot("##Rolling", NULL, NULL, ImVec2(-1,150), 0, rt_axis, rt_axis)) {
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ImPlot::PlotLine("Data 1", &rdata1.Data[0].x, &rdata1.Data[0].y, rdata1.Data.size(), 0, 2 * sizeof(float));
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ImPlot::PlotLine("Data 2", &rdata2.Data[0].x, &rdata2.Data[0].y, rdata2.Data.size(), 0, 2 * sizeof(float));
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@ -947,7 +945,6 @@ void ShowDemoWindow(bool* p_open) {
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double angle = i * 2 * PI / 999.0;
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xs[i] = cos(angle); ys[i] = sin(angle);
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}
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ImPlot::SetNextPlotLimits(-1,1,-1,1);
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if (ImPlot::BeginPlot("",0,0,ImVec2(-1,0),ImPlotFlags_Equal)) {
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ImPlot::PlotLine("Circle",xs,ys,1000);
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ImPlot::EndPlot();
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@ -1072,6 +1069,7 @@ void ShowDemoWindow(bool* p_open) {
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static double f = 0.1;
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static bool show_labels = true;
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ImGui::Checkbox("Show Labels##1",&show_labels);
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ImPlot::SetNextPlotLimits(0,1,0,1);
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if (ImPlot::BeginPlot("##guides",0,0,ImVec2(-1,0),ImPlotFlags_YAxis2)) {
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ImPlot::DragLineX("x1",&x1,show_labels);
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ImPlot::DragLineX("x2",&x2,show_labels);
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@ -1090,6 +1088,7 @@ void ShowDemoWindow(bool* p_open) {
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ImGui::BulletText("Click and drag any point.");
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ImGui::Checkbox("Show Labels##2",&show_labels);
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ImPlotAxisFlags flags = ImPlotAxisFlags_NoTickLabels | ImPlotAxisFlags_NoTickMarks;
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ImPlot::SetNextPlotLimits(0,1,0,1);
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if (ImPlot::BeginPlot("##Bezier",0,0,ImVec2(-1,0),ImPlotFlags_CanvasOnly,flags,flags)) {
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static ImPlotPoint P[] = {ImPlotPoint(.05f,.05f), ImPlotPoint(0.2,0.4), ImPlotPoint(0.8,0.6), ImPlotPoint(.95f,.95f)};
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static ImPlotPoint B[100];
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@ -722,6 +722,7 @@ struct ImPlotPlot
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ImVec2 SelectStart;
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ImVec2 QueryStart;
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ImRect QueryRect;
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bool Initialized;
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bool Selecting;
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bool ContextLocked;
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bool Querying;
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@ -749,7 +750,7 @@ struct ImPlotPlot
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for (int i = 0; i < IMPLOT_Y_AXES; ++i)
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YAxis[i].Orientation = ImPlotOrientation_Vertical;
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SelectStart = QueryStart = ImVec2(0,0);
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Selecting = ContextLocked = Querying = Queried = DraggingQuery = LegendHovered = LegendOutside = LegendFlipSideNextFrame = false;
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Initialized = Selecting = ContextLocked = Querying = Queried = DraggingQuery = LegendHovered = LegendOutside = LegendFlipSideNextFrame = false;
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ColormapIdx = CurrentYAxis = 0;
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LegendLocation = ImPlotLocation_North | ImPlotLocation_West;
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LegendOrientation = ImPlotOrientation_Vertical;
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@ -768,8 +769,8 @@ struct ImPlotNextPlotData
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{
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ImGuiCond XRangeCond;
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ImGuiCond YRangeCond[IMPLOT_Y_AXES];
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ImPlotRange X;
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ImPlotRange Y[IMPLOT_Y_AXES];
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ImPlotRange XRange;
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ImPlotRange YRange[IMPLOT_Y_AXES];
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bool HasXRange;
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bool HasYRange[IMPLOT_Y_AXES];
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bool ShowDefaultTicksX;
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