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PlotDigital updates on ImPlot v0.2 WIP

This commit is contained in:
ozlb 2020-05-11 13:13:43 +02:00 committed by GitHub
parent 41ece38678
commit 676906afae
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@ -20,11 +20,16 @@
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
// ImPlot v0.1 WIP
// ImPlot v0.2 WIP
#include <implot.h>
#ifdef _MSC_VER
#pragma warning (disable: 4996) // 'This function or variable may be unsafe': strcpy, strdup, sprintf, vsnprintf, sscanf, fopen
#endif
#include "implot.h"
#include <math.h>
#include <stdio.h>
#include <stdlib.h>
namespace {
@ -91,7 +96,7 @@ void ShowImPlotDemoWindow(bool* p_open) {
ImGui::SetNextWindowPos(ImVec2(50, 50), ImGuiCond_FirstUseEver);
ImGui::SetNextWindowSize(ImVec2(520, 750), ImGuiCond_FirstUseEver);
ImGui::Begin("ImPlot Demo", p_open);
ImGui::Text("ImPlot says hello. (0.1 WIP)");
ImGui::Text("ImPlot says hello. (0.2 WIP)");
if (ImGui::CollapsingHeader("Help")) {
ImGui::Text("USER GUIDE:");
ImGui::BulletText("Left click and drag within the plot area to pan X and Y axes.");
@ -108,11 +113,6 @@ void ShowImPlotDemoWindow(bool* p_open) {
ImGui::BulletText("Hold Shift to expand box selection vertically.");
ImGui::BulletText("Left click while box selecting to cancel the selection.");
ImGui::Unindent();
ImGui::BulletText("Middle click (or Ctrl + right click) and drag to create a query range.");
ImGui::Indent();
ImGui::BulletText("Hold Alt to expand query horizontally.");
ImGui::BulletText("Hold Shift to expand query vertically.");
ImGui::Unindent();
ImGui::BulletText("Double left click to fit all visible data.");
ImGui::Indent();
ImGui::BulletText("Double left click on an axis to fit the individual axis.");
@ -172,9 +172,9 @@ void ShowImPlotDemoWindow(bool* p_open) {
static bool horz = false;
ImGui::Checkbox("Horizontal",&horz);
if (horz)
ImGui::SetNextPlotRange(0, 110, -0.5f, 9.5f, ImGuiCond_Always);
ImGui::SetNextPlotLimits(0, 110, -0.5f, 9.5f, ImGuiCond_Always);
else
ImGui::SetNextPlotRange(-0.5f, 9.5f, 0, 110, ImGuiCond_Always);
ImGui::SetNextPlotLimits(-0.5f, 9.5f, 0, 110, ImGuiCond_Always);
if (ImGui::BeginPlot("Bar Plot", horz ? "Score": "Student", horz ? "Student" : "Score", {-1, 300})) {
static float midtm[10] = {83, 67, 23, 89, 83, 78, 91, 82, 85, 90};
static float final[10] = {80, 62, 56, 99, 55, 78, 88, 78, 90, 100};
@ -199,7 +199,7 @@ void ShowImPlotDemoWindow(bool* p_open) {
float bar[5] = {1,2,5,3,4};
float err1[5] = {0.2f, 0.4f, 0.2f, 0.6f, 0.4f};
float err2[5] = {0.4f, 0.2f, 0.4f, 0.8f, 0.6f};
ImGui::SetNextPlotRange(0, 6, 0, 10);
ImGui::SetNextPlotLimits(0, 6, 0, 10);
if (ImGui::BeginPlot("##ErrorBars",NULL,NULL,ImVec2(-1,300))) {
ImGui::PlotBar("Bar", xs, bar, 5, 0.5f);
@ -223,7 +223,7 @@ void ShowImPlotDemoWindow(bool* p_open) {
ImVec2 center(0.5f,0.5f); // in plot units, not pixels
float radius = 0.4f; // in plot units, not pixels
SetNextPlotRange(0,1,0,1,ImGuiCond_Always);
SetNextPlotLimits(0,1,0,1,ImGuiCond_Always);
if (ImGui::BeginPlot("##Pie1", NULL, NULL, ImVec2(250,250), ImPlotFlags_Legend, 0, 0)) {
ImGui::PlotPieChart(labels1, pre_normalized, 4, center, radius);
ImGui::EndPlot();
@ -238,7 +238,7 @@ void ShowImPlotDemoWindow(bool* p_open) {
{0.7412f, 0.0f, 0.1490f, 1.0f},
};
ImGui::SetPlotPalette(YlOrRd, 5);
SetNextPlotRange(0,1,0,1,ImGuiCond_Always);
SetNextPlotLimits(0,1,0,1,ImGuiCond_Always);
static const char* labels2[] = {"One","Two","Three","Four","Five"};
static float not_normalized[] = {1,2,3,4,5};
if (ImGui::BeginPlot("##Pie2", NULL, NULL, ImVec2(250,250), ImPlotFlags_Legend, 0, 0)) {
@ -264,14 +264,14 @@ void ShowImPlotDemoWindow(bool* p_open) {
sdata2.AddPoint(t, mouse.y * 0.0005f);
rdata2.AddPoint(t, mouse.y * 0.0005f);
}
ImGui::SetNextPlotRangeX(t - 10, t, paused ? ImGuiCond_Once : ImGuiCond_Always);
ImGui::SetNextPlotLimitsX(t - 10, t, paused ? ImGuiCond_Once : ImGuiCond_Always);
static int rt_axis = ImAxisFlags_Default & ~ImAxisFlags_TickLabels;
if (ImGui::BeginPlot("##Scrolling", NULL, NULL, {-1,150}, ImPlotFlags_Default, rt_axis, rt_axis)) {
ImGui::Plot("Data 1", &sdata1.Data[0].x, &sdata1.Data[0].y, sdata1.Data.size(), sdata1.Offset, 2 * sizeof(float));
ImGui::Plot("Data 2", &sdata2.Data[0].x, &sdata2.Data[0].y, sdata2.Data.size(), sdata2.Offset, 2 * sizeof(float));
ImGui::EndPlot();
}
ImGui::SetNextPlotRangeX(0, 10, ImGuiCond_Always);
ImGui::SetNextPlotLimitsX(0, 10, ImGuiCond_Always);
if (ImGui::BeginPlot("##Rolling", NULL, NULL, {-1,150}, ImPlotFlags_Default, rt_axis, rt_axis)) {
ImGui::Plot("Data 1", &rdata1.Data[0].x, &rdata1.Data[0].y, rdata1.Data.size(), 0, 2 * sizeof(float));
ImGui::Plot("Data 2", &rdata2.Data[0].x, &rdata2.Data[0].y, rdata2.Data.size(), 0, 2 * sizeof(float));
@ -281,7 +281,7 @@ void ShowImPlotDemoWindow(bool* p_open) {
//-------------------------------------------------------------------------
if (ImGui::CollapsingHeader("Markers and Labels")) {
ImGui::SetNextPlotRange(0, 10, 0, 12);
ImGui::SetNextPlotLimits(0, 10, 0, 12);
if (ImGui::BeginPlot("##MarkerStyles", NULL, NULL, ImVec2(-1,300), 0, 0, 0)) {
float xs[2] = {1,4};
float ys[2] = {10,11};
@ -365,7 +365,7 @@ void ShowImPlotDemoWindow(bool* p_open) {
ys2[i] = log(xs[i]);
ys3[i] = pow(10.0f, xs[i]);
}
ImGui::SetNextPlotRange(0.1f, 100, 0, 10);
ImGui::SetNextPlotLimits(0.1f, 100, 0, 10);
if (ImGui::BeginPlot("Log Plot", NULL, NULL, ImVec2(-1,300), ImPlotFlags_Default, ImAxisFlags_Default | ImAxisFlags_LogScale )) {
ImGui::Plot("f(x) = x", xs, xs, 1001);
ImGui::Plot("f(x) = sin(x)+1", xs, ys1, 1001);
@ -375,13 +375,72 @@ void ShowImPlotDemoWindow(bool* p_open) {
}
}
//-------------------------------------------------------------------------
if (ImGui::CollapsingHeader("Multiple Y-Axes")) {
static ImVec4 txt_col = ImGui::GetStyle().Colors[ImGuiCol_Text];
txt_col.w = 0.25f;
static ImVec4 y1_col = txt_col;
static ImVec4 y2_col = txt_col;
static ImVec4 y3_col = txt_col;
static float xs[1001], xs2[1001], ys1[1001], ys2[1001], ys3[1001];
static bool y2_axis = true;
static bool y3_axis = false;
ImGui::Checkbox("Y-Axis 2", &y2_axis);
ImGui::SameLine();
ImGui::Checkbox("Y-Axis 3", &y3_axis);
ImGui::SameLine();
ImGui::ColorEdit4("##Col1", &y1_col.x, ImGuiColorEditFlags_NoInputs);
ImGui::SameLine();
ImGui::ColorEdit4("##Col2", &y2_col.x, ImGuiColorEditFlags_NoInputs);
ImGui::SameLine();
ImGui::ColorEdit4("##Col3", &y3_col.x, ImGuiColorEditFlags_NoInputs);
for (int i = 0; i < 1001; ++i) {
xs[i] = (float)(i*0.1f);
ys1[i] = sin(xs[i]) * 3 + 1;
ys2[i] = cos(xs[i]) * 0.2f + 0.5f;
ys3[i] = sin(xs[i]+0.5f) * 100 + 200;
xs2[i] = xs[i] + 10.0f;
}
ImGui::SetNextPlotLimits(0.1f, 100, 0, 10);
ImGui::SetNextPlotLimitsY(0, 1, ImGuiCond_Once, 1);
ImGui::SetNextPlotLimitsY(0, 300, ImGuiCond_Once, 2);
ImGui::PushPlotColor(ImPlotCol_YAxis, y1_col);
ImGui::PushPlotColor(ImPlotCol_YAxis2, y2_col);
ImGui::PushPlotColor(ImPlotCol_YAxis3, y3_col);
if (ImGui::BeginPlot("Multi-Axis Plot", NULL, NULL, ImVec2(-1,300),
ImPlotFlags_Default |
(y2_axis ? ImPlotFlags_YAxis2 : 0) |
(y3_axis ? ImPlotFlags_YAxis3 : 0))) {
ImGui::Plot("f(x) = x", xs, xs, 1001);
ImGui::Plot("f(x) = sin(x)*3+1", xs, ys1, 1001);
if (y2_axis) {
ImGui::SetPlotYAxis(1);
ImGui::Plot("f(x) = cos(x)*.2+.5 (Y2)", xs, ys2, 1001);
}
if (y3_axis) {
ImGui::SetPlotYAxis(2);
ImGui::Plot("f(x) = sin(x+.5)*100+200 (Y3)", xs2, ys3, 1001);
}
ImGui::EndPlot();
}
ImGui::PopPlotColor(3);
}
//-------------------------------------------------------------------------
if (ImGui::CollapsingHeader("Querying")) {
ImGui::BulletText("Ctrl + click in the plot area to draw points.");
ImGui::BulletText("Middle click (or Ctrl + right click) and drag to query points.");
ImGui::BulletText("Hold the Alt and/or Shift keys to expand the query range.");
ImGui::BulletText("Middle click (or Ctrl + right click) and drag to create a query rect.");
ImGui::Indent();
ImGui::BulletText("Hold Alt to expand query horizontally.");
ImGui::BulletText("Hold Shift to expand query vertically.");
ImGui::BulletText("The query rect can be dragged after it's created.");
ImGui::Unindent();
static ImVector<ImVec2> data;
ImPlotRange range, query;
if (ImGui::BeginPlot("##Drawing", NULL, NULL, ImVec2(-1,300), ImPlotFlags_Default, ImAxisFlags_GridLines, ImAxisFlags_GridLines)) {
ImPlotLimits range, query;
if (ImGui::BeginPlot("##Drawing", NULL, NULL, ImVec2(-1,300), ImPlotFlags_Default | ImPlotFlags_Query, ImAxisFlags_GridLines, ImAxisFlags_GridLines)) {
if (ImGui::IsPlotHovered() && ImGui::IsMouseClicked(0) && ImGui::GetIO().KeyCtrl)
data.push_back(ImGui::GetPlotMousePos());
ImGui::PushPlotStyleVar(ImPlotStyleVar_LineWeight, 0);
@ -389,7 +448,7 @@ void ShowImPlotDemoWindow(bool* p_open) {
if (data.size() > 0)
ImGui::Plot("Points", &data[0].x, &data[0].y, data.size(), 0, 2 * sizeof(float));
if (ImGui::IsPlotQueried() && data.size() > 0) {
ImPlotRange range = ImGui::GetPlotQuery();
ImPlotLimits range = ImGui::GetPlotQuery();
int cnt = 0;
ImVec2 avg;
for (int i = 0; i < data.size(); ++i) {
@ -406,12 +465,12 @@ void ShowImPlotDemoWindow(bool* p_open) {
}
}
ImGui::PopPlotStyleVar(2);
range = ImGui::GetPlotRange();
range = ImGui::GetPlotLimits();
query = ImGui::GetPlotQuery();
ImGui::EndPlot();
}
ImGui::Text("The current plot range is: [%g,%g,%g,%g]", range.XMin, range.XMax, range.YMin, range.YMax);
ImGui::Text("The current query range is: [%g,%g,%g,%g]", query.XMin, query.XMax, query.YMin, query.YMax);
ImGui::Text("The current plot limits are: [%g,%g,%g,%g]", range.X.Min, range.X.Max, range.Y.Min, range.Y.Max);
ImGui::Text("The current query limits are: [%g,%g,%g,%g]", query.X.Min, query.X.Max, query.Y.Min, query.Y.Max);
}
//-------------------------------------------------------------------------
if (ImGui::CollapsingHeader("Views")) {
@ -425,24 +484,23 @@ void ShowImPlotDemoWindow(bool* p_open) {
for (size_t i = 0; i < 512; ++i) {
const float t = i / sampling_freq;
x_data[i] = t;
const float arg = 2 * 3.14 * freq * t;
const float arg = 2 * 3.14f * freq * t;
y_data1[i] = sin(arg);
y_data2[i] = y_data1[i] * -0.6 + sin(2 * arg) * 0.4;
y_data3[i] = y_data2[i] * -0.6 + sin(3 * arg) * 0.4;
y_data2[i] = y_data1[i] * -0.6f + sin(2 * arg) * 0.4f;
y_data3[i] = y_data2[i] * -0.6f + sin(3 * arg) * 0.4f;
}
ImGui::BulletText("Query the first plot to render a subview in the second plot.");
ImGui::BulletText("Toggle \"Pixel Query\" in the context menu and then pan the plot.");
ImGui::SetNextPlotRange(0,0.01f,-1,1);
ImGui::BulletText("Query the first plot to render a subview in the second plot (see above for controls).");
ImGui::SetNextPlotLimits(0,0.01f,-1,1);
ImAxisFlags flgs = ImAxisFlags_Default & ~ImAxisFlags_TickLabels;
ImPlotRange query;
if (ImGui::BeginPlot("##View1",NULL,NULL,ImVec2(-1,150), ImPlotFlags_Default, flgs, flgs)) {
ImPlotLimits query;
if (ImGui::BeginPlot("##View1",NULL,NULL,ImVec2(-1,150), ImPlotFlags_Default | ImPlotFlags_Query, flgs, flgs)) {
ImGui::Plot("Signal 1", x_data, y_data1, 512);
ImGui::Plot("Signal 2", x_data, y_data2, 512);
ImGui::Plot("Signal 3", x_data, y_data3, 512);
query = ImGui::GetPlotQuery();
ImGui::EndPlot();
}
ImGui::SetNextPlotRange(query.XMin, query.XMax, query.YMin, query.YMax, ImGuiCond_Always);
ImGui::SetNextPlotLimits(query.X.Min, query.X.Max, query.Y.Min, query.Y.Max, ImGuiCond_Always);
if (ImGui::BeginPlot("##View2",NULL,NULL,ImVec2(-1,150), 0, 0, 0)) {
ImGui::Plot("Signal 1", x_data, y_data1, 512);
ImGui::Plot("Signal 2", x_data, y_data2, 512);
@ -450,12 +508,9 @@ void ShowImPlotDemoWindow(bool* p_open) {
ImGui::EndPlot();
}
}
//-------------------------------------------------------------------------
if (ImGui::CollapsingHeader("Drag and Drop")) {
srand(10000000 * ImGui::GetTime());
srand((int)(10000000 * ImGui::GetTime()));
static bool paused = false;
static bool init = true;
static ScrollingData data[10];
@ -500,7 +555,7 @@ void ShowImPlotDemoWindow(bool* p_open) {
data[i].Data.back().y + (0.005f + 0.0002f * (float)rand() / float(RAND_MAX)) * (-1 + 2 * (float)rand() / float(RAND_MAX)));
}
}
ImGui::SetNextPlotRangeX(t - 10, t, paused ? ImGuiCond_Once : ImGuiCond_Always);
ImGui::SetNextPlotLimitsX(t - 10, t, paused ? ImGuiCond_Once : ImGuiCond_Always);
if (ImGui::BeginPlot("##DND", NULL, NULL, ImVec2(-1,300), ImPlotFlags_Default)) {
for (int i = 0; i < 10; ++i) {
if (show[i]) {
@ -518,6 +573,7 @@ void ShowImPlotDemoWindow(bool* p_open) {
}
ImGui::EndDragDropTarget();
}
ImGui::Text("Test");
}
if (ImGui::CollapsingHeader("Digital and Analog Signals")) {
@ -604,8 +660,8 @@ void ShowImPlotDemoWindow(bool* p_open) {
if (showAnalog[i])
dataAnalog[i].AddPoint(t, sin(2*t) - cos(2*t));
}
ImGui::SetNextPlotRangeY(-1, 1);
ImGui::SetNextPlotRangeX(t - 10.0f, t, paused ? ImGuiCond_Once : ImGuiCond_Always);
ImGui::SetNextPlotLimitsY(-1, 1);
ImGui::SetNextPlotLimitsX(t - 10.0f, t, paused ? ImGuiCond_Once : ImGuiCond_Always);
if (ImGui::BeginPlot("##Digital", NULL, NULL, ImVec2(-1,300), ImPlotFlags_Default)) {
for (int i = 0; i < K_PLOT_DIGITAL_CH_COUNT; ++i) {
if (showDigital[i]) {
@ -653,7 +709,7 @@ void ShowImPlotDemoWindow(bool* p_open) {
ImGui::PushPlotColor(ImPlotCol_XAxis, IM_COL32(192, 192, 192, 192));
ImGui::PushPlotColor(ImPlotCol_YAxis, IM_COL32(192, 192, 192, 192));
ImGui::PushPlotStyleVar(ImPlotStyleVar_LineWeight, 2);
ImGui::SetNextPlotRange(-0.5f, 9.5f, -0.5f, 9.5f);
ImGui::SetNextPlotLimits(-0.5f, 9.5f, -0.5f, 9.5f);
if (ImGui::BeginPlot("##Custom", NULL, NULL, {-1,300}, ImPlotFlags_Default & ~ImPlotFlags_Legend, 0)) {
float lin[10] = {8,8,9,7,8,8,8,9,7,8};
float bar[10] = {1,2,5,3,4,1,2,5,3,4};
@ -688,7 +744,7 @@ void ShowImPlotDemoWindow(bool* p_open) {
static BenchmarkItem items[n_items];
ImGui::BulletText("Make sure VSync is disabled.");
ImGui::BulletText("%d lines with %d points each @ %.3f FPS.",n_items,1000,ImGui::GetIO().Framerate);
SetNextPlotRange(0,1,0,1, ImGuiCond_Always);
SetNextPlotLimits(0,1,0,1, ImGuiCond_Always);
if (ImGui::BeginPlot("##Bench",NULL,NULL,{-1,300},ImPlotFlags_Default | ImPlotFlags_NoChild)) {
char buff[16];
for (int i = 0; i < 100; ++i) {
@ -699,6 +755,7 @@ void ShowImPlotDemoWindow(bool* p_open) {
}
ImGui::EndPlot();
}
ImGui::Text("Test");
}
//-------------------------------------------------------------------------
ImGui::End();