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tidy up error bars h, add sliders for misc styling variables to demo

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This commit is contained in:
Evan Pezent 2020-06-08 20:26:15 -05:00
parent 7e4e683ce6
commit 0b3617668b
3 changed files with 36 additions and 21 deletions
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2
implot.cpp
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@ -2986,7 +2986,7 @@ void PlotErrorBarsH(const char* label_id, const double* xs, const double* ys, co
PlotErrorBarsHEx(label_id, getter);
}
//-----------------------------------------------------------------------------
// PLOT PIE CHART
//-----------------------------------------------------------------------------

6
implot.h
View File

@ -70,7 +70,7 @@ enum ImPlotAxisFlags_ {
// Plot styling colors.
enum ImPlotCol_ {
ImPlotCol_Line, // plot line/outline color (defaults to a rotating color set)
ImPlotCol_Line, // plot line/outline color (defaults to next unused color in current colormap)
ImPlotCol_Fill, // plot fill color for bars (defaults to the current line color)
ImPlotCol_MarkerOutline, // marker outline color (defaults to the current line color)
ImPlotCol_MarkerFill, // marker fill color (defaults to the current line color)
@ -232,13 +232,13 @@ void PlotBarsH(const char* label_id, const float* xs, const float* ys, int count
void PlotBarsH(const char* label_id, const double* xs, const double* ys, int count, double height, int offset = 0, int stride = sizeof(double));
void PlotBarsH(const char* label_id, ImPlotPoint (*getter)(void* data, int idx), void* data, int count, double height, int offset = 0);
// Plots vertical error bar.
// Plots vertical error bar. The label_id should match the label_id of the associated line or bar plot.
void PlotErrorBars(const char* label_id, const float* xs, const float* ys, const float* err, int count, int offset = 0, int stride = sizeof(float));
void PlotErrorBars(const char* label_id, const double* xs, const double* ys, const double* err, int count, int offset = 0, int stride = sizeof(double));
void PlotErrorBars(const char* label_id, const float* xs, const float* ys, const float* neg, const float* pos, int count, int offset = 0, int stride = sizeof(float));
void PlotErrorBars(const char* label_id, const double* xs, const double* ys, const double* neg, const double* pos, int count, int offset = 0, int stride = sizeof(double));
// Plots horizontal error bars
// Plots horizontal error bars. The label_id should match the label_id of the associated line or bar plot.
void PlotErrorBarsH(const char* label_id, const float* xs, const float* ys, const float* err, int count, int offset = 0, int stride = sizeof(float));
void PlotErrorBarsH(const char* label_id, const double* xs, const double* ys, const double* err, int count, int offset = 0, int stride = sizeof(double));
void PlotErrorBarsH(const char* label_id, const float* xs, const float* ys, const float* neg, const float* pos, int count, int offset = 0, int stride = sizeof(float));

49
implot_demo.cpp
View File

@ -164,7 +164,7 @@ void ShowDemoWindow(bool* p_open) {
ImGui::Indent();
ImGui::BulletText("Software AA can be enabled per plot with ImPlotFlags_AntiAliased.");
ImGui::BulletText("AA for demo plots can be enabled from the plot's context menu.");
ImGui::BulletText("If allowable, you are better off using hardware AA (e.g. MSAA).");
ImGui::BulletText("If permitable, you are better off using hardware AA (e.g. MSAA).");
ImGui::Unindent();
#ifdef IMPLOT_DEMO_USE_DOUBLE
ImGui::BulletText("The demo data precision is: double");
@ -185,11 +185,15 @@ void ShowDemoWindow(bool* p_open) {
xs2[i] = i * 0.1f;
ys2[i] = xs2[i] * xs2[i];
}
static float weight = ImPlot::GetStyle().LineWeight;
ImGui::BulletText("Anti-aliasing can be enabled from the plot's context menu (see Help).");
ImGui::DragFloat("Line Weight", &weight, 0.05f, 1.0f, 5.0f, "%.2f px");
if (ImPlot::BeginPlot("Line Plot", "x", "f(x)")) {
ImPlot::PushStyleVar(ImPlotStyleVar_LineWeight, weight);
ImPlot::PlotLine("0.5 + 0.5*sin(50*x)", xs1, ys1, 1001);
ImPlot::PushStyleVar(ImPlotStyleVar_Marker, ImPlotMarker_Circle);
ImPlot::PlotLine("x^2", xs2, ys2, 11);
ImPlot::PopStyleVar();
ImPlot::PopStyleVar(2);
ImPlot::EndPlot();
}
}
@ -280,32 +284,37 @@ void ShowDemoWindow(bool* p_open) {
//-------------------------------------------------------------------------
if (ImGui::CollapsingHeader("Error Bars")) {
t_float xs[5] = {1,2,3,4,5};
t_float lin[5] = {8,8,9,7,8};
t_float lin2[5] = {6,7,6,9,6};
t_float bar[5] = {1,2,5,3,4};
t_float lin1[5] = {8,8,9,7,8};
t_float lin2[5] = {6,7,6,9,6};
t_float err1[5] = {0.2f, 0.4f, 0.2f, 0.6f, 0.4f};
t_float err2[5] = {0.4f, 0.2f, 0.4f, 0.8f, 0.6f};
t_float err3[5] = {0.09f, 0.14f, 0.09f, 0.12f, 0.16f};
t_float err4[5] = {0.02f, 0.08f, 0.15f, 0.05f, 0.2f};
static float size = ImPlot::GetStyle().ErrorBarSize;
static float weight = ImPlot::GetStyle().ErrorBarWeight;
ImGui::DragFloat("Error Bar Size", &size, 0.1f, 0, 10,"%.2f px");
ImGui::DragFloat("Error Bar Weight",&weight,0.01f,1,3,"%.2f px");
ImPlot::SetNextPlotLimits(0, 6, 0, 10);
if (ImPlot::BeginPlot("##ErrorBars",NULL,NULL)) {
ImPlot::PushStyleVar(ImPlotStyleVar_ErrorBarSize, size);
ImPlot::PushStyleVar(ImPlotStyleVar_ErrorBarWeight, weight);
ImPlot::PlotBars("Bar", xs, bar, 5, 0.5f);
// error bars should have the same label ID as the associated plot
ImPlot::PlotErrorBars("Bar", xs, bar, err1, 5);
ImPlot::PushStyleVar(ImPlotStyleVar_Marker, ImPlotMarker_Circle);
ImPlot::PushStyleVar(ImPlotStyleVar_MarkerSize, 3);
ImPlot::PushStyleColor(ImPlotCol_ErrorBar, ImVec4(1,0,0,1));
ImPlot::PlotErrorBars("Line", xs, lin, err1, err2, 5);
ImPlot::PlotLine("Line", xs, lin, 5);
ImPlot::PopStyleVar(2);
ImPlot::PopStyleColor();
ImPlot::PushStyleColor(ImPlotCol_ErrorBar, ImPlot::GetColormapColor(1));
ImPlot::PlotErrorBars("Line1", xs, lin1, err1, err2, 5);
ImPlot::PlotLine("Line1", xs, lin1, 5);
ImPlot::PushStyleVar(ImPlotStyleVar_Marker, ImPlotMarker_Square);
ImPlot::PushStyleVar(ImPlotStyleVar_MarkerSize, 3);
ImPlot::PushStyleColor(ImPlotCol_ErrorBar, ImVec4(0, 1, 0, 1));
ImPlot::PlotErrorBars("Line2##ErrorBarH", xs, lin2, err2, 5);
ImPlot::PlotErrorBarsH("Line2##ErrorBarH", xs, lin2, err3, err4, 5);
ImPlot::PlotLine("Line2##ErrorBarH", xs, lin2, 5);
ImPlot::PopStyleVar(2);
ImPlot::PopStyleColor();
ImPlot::PushStyleColor(ImPlotCol_ErrorBar, ImPlot::GetColormapColor(2));
ImPlot::PlotErrorBars("Line2", xs, lin2, err2, 5);
ImPlot::PlotErrorBarsH("Line2", xs, lin2, err3, err4, 5);
ImPlot::PlotLine("Line2", xs, lin2, 5);
ImPlot::PopStyleVar(6);
ImPlot::PopStyleColor(2);
ImPlot::EndPlot();
}
}
@ -419,15 +428,21 @@ void ShowDemoWindow(bool* p_open) {
}
}
//-------------------------------------------------------------------------
if (ImGui::CollapsingHeader("Markers and Text")) {
if (ImGui::CollapsingHeader("Colormaps, Markers, and Text")) {
static ImPlotColormap map = ImPlotColormap_Default;
if (ImGui::Button("Change Colormap##2"))
map = (map + 1) % ImPlotColormap_COUNT;
ImGui::SameLine();
ImGui::LabelText("##Colormap Index", "%s", cmap_names[map]);
static float mk_size = ImPlot::GetStyle().MarkerSize;
static float mk_weight = ImPlot::GetStyle().MarkerWeight;
ImGui::DragFloat("Marker Size",&mk_size,0.1f,2.0f,10.0f,"%.2f px");
ImGui::DragFloat("Marker Weight", &mk_weight,0.05f,0.5f,3.0f,"%.2f px");
ImGui::PushID(map); // NB: This is merely a workaround so that the demo can cycle color maps. You wouldn't need to do this in your own code!
ImPlot::SetNextPlotLimits(0, 10, 0, 12);
if (ImPlot::BeginPlot("##MarkerStyles", NULL, NULL, ImVec2(-1,0), 0, 0, 0)) {
ImPlot::PushStyleVar(ImPlotStyleVar_MarkerSize, mk_size);
ImPlot::PushStyleVar(ImPlotStyleVar_MarkerWeight, mk_weight);
ImPlot::SetColormap(map);
t_float xs[2] = {1,4};
t_float ys[2] = {10,11};
@ -491,7 +506,7 @@ void ShowDemoWindow(bool* p_open) {
ImPlot::PushStyleColor(ImPlotCol_MarkerFill, ImVec4(1,1,1,1));
ImPlot::PushStyleColor(ImPlotCol_Line, ImVec4(0,0,0,1));
ImPlot::PlotLine("Circle|Cross", xs, ys, 2);
ImPlot::PopStyleVar(4);
ImPlot::PopStyleVar(6);
ImPlot::PopStyleColor(3);
ImPlot::PlotText("Filled Markers", 1.5, 11.75);