gwm17/implot
1
0
Fork 0
mirror of https://github.com/gwm17/implot.git synced 2024-10-09 23:57:26 -04:00
Code Issues Projects Releases Wiki Activity

Merge branch 'shaded'

Browse Source
This commit is contained in:
Evan Pezent 2020-06-14 08:28:28 -05:00
parent 11ba96f088 07aed7d079
commit 504b1ea155
3 changed files with 658 additions and 523 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1056
implot.cpp
View File

File diff suppressed because it is too large Load Diff

33
implot.h
View File

@ -20,7 +20,7 @@
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
// ImPlot v0.3 WIP
// ImPlot v0.4 WIP
#pragma once
#include "imgui.h"
@ -45,12 +45,11 @@ enum ImPlotFlags_ {
ImPlotFlags_Query = 1 << 4, // the user will be able to draw query rects with middle-mouse
ImPlotFlags_ContextMenu = 1 << 5, // the user will be able to open a context menu with double-right click
ImPlotFlags_Crosshairs = 1 << 6, // the default mouse cursor will be replaced with a crosshair when hovered
ImPlotFlags_CullData = 1 << 7, // plot data outside the plot area will be culled from rendering
ImPlotFlags_AntiAliased = 1 << 8, // lines and fills will be anti-aliased (not recommended)
ImPlotFlags_NoChild = 1 << 9, // a child window region will not be used to capture mouse scroll (can boost performance for single ImGui window applications)
ImPlotFlags_YAxis2 = 1 << 10, // enable a 2nd y axis
ImPlotFlags_YAxis3 = 1 << 11, // enable a 3rd y axis
ImPlotFlags_Default = ImPlotFlags_MousePos | ImPlotFlags_Legend | ImPlotFlags_Highlight | ImPlotFlags_BoxSelect | ImPlotFlags_ContextMenu | ImPlotFlags_CullData
ImPlotFlags_AntiAliased = 1 << 7, // lines and fills will be anti-aliased (not recommended)
ImPlotFlags_NoChild = 1 << 8, // a child window region will not be used to capture mouse scroll (can boost performance for single ImGui window applications)
ImPlotFlags_YAxis2 = 1 << 9, // enable a 2nd y-axis
ImPlotFlags_YAxis3 = 1 << 10, // enable a 3rd y-axis
ImPlotFlags_Default = ImPlotFlags_MousePos | ImPlotFlags_Legend | ImPlotFlags_Highlight | ImPlotFlags_BoxSelect | ImPlotFlags_ContextMenu
};
// Options for plot axes (X and Y).
@ -61,10 +60,9 @@ enum ImPlotAxisFlags_ {
ImPlotAxisFlags_Invert = 1 << 3, // the axis will be inverted
ImPlotAxisFlags_LockMin = 1 << 4, // the axis minimum value will be locked when panning/zooming
ImPlotAxisFlags_LockMax = 1 << 5, // the axis maximum value will be locked when panning/zooming
ImPlotAxisFlags_Adaptive = 1 << 6, // grid divisions will adapt to the current pixel size the axis
ImPlotAxisFlags_LogScale = 1 << 7, // a logartithmic (base 10) axis scale will be used
ImPlotAxisFlags_Scientific = 1 << 8, // scientific notation will be used for tick labels if displayed (WIP, not very good yet)
ImPlotAxisFlags_Default = ImPlotAxisFlags_GridLines | ImPlotAxisFlags_TickMarks | ImPlotAxisFlags_TickLabels | ImPlotAxisFlags_Adaptive,
ImPlotAxisFlags_LogScale = 1 << 6, // a logartithmic (base 10) axis scale will be used
ImPlotAxisFlags_Scientific = 1 << 7, // scientific notation will be used for tick labels if displayed (WIP, not very good yet)
ImPlotAxisFlags_Default = ImPlotAxisFlags_GridLines | ImPlotAxisFlags_TickMarks | ImPlotAxisFlags_TickLabels,
ImPlotAxisFlags_Auxiliary = ImPlotAxisFlags_Default & ~ImPlotAxisFlags_GridLines,
};
@ -93,6 +91,7 @@ enum ImPlotStyleVar_ {
ImPlotStyleVar_Marker, // int, marker specification
ImPlotStyleVar_MarkerSize, // float, marker size in pixels (roughly the marker's "radius")
ImPlotStyleVar_MarkerWeight, // float, outline weight of markers in pixels
ImPlotStyleVar_FillAlpha, // float, alpha modifier applied to all plot item fills
ImPlotStyleVar_ErrorBarSize, // float, error bar whisker width in pixels
ImPlotStyleVar_ErrorBarWeight, // float, error bar whisker weight in pixels
ImPlotStyleVar_DigitalBitHeight, // float, digital channels bit height (at 1) in pixels
@ -164,6 +163,7 @@ struct ImPlotStyle {
ImPlotMarker Marker; // = ImPlotMarker_None, marker specification
float MarkerSize; // = 4, marker size in pixels (roughly the marker's "radius")
float MarkerWeight; // = 1, outline weight of markers in pixels
float FillAlpha; // = 1, alpha modifier applied to plot fills
float ErrorBarSize; // = 5, error bar whisker width in pixels
float ErrorBarWeight; // = 1.5, error bar whisker weight in pixels
float DigitalBitHeight; // = 8, digital channels bit height (at y = 1.0f) in pixels
@ -218,6 +218,12 @@ void PlotScatter(const char* label_id, const ImVec2* data, int count, int offset
void PlotScatter(const char* label_id, const ImPlotPoint* data, int count, int offset = 0);
void PlotScatter(const char* label_id, ImPlotPoint (*getter)(void* data, int idx), void* data, int count, int offset = 0);
// Plots a shaded (filled) region between two lines, or a line and a horizontal reference.
void PlotShaded(const char* label_id, const float* xs, const float* ys1, const float* ys2, int count, int offset = 0, int stride = sizeof(float));
void PlotShaded(const char* label_id, const double* xs, const double* ys1, const double* ys2, int count, int offset = 0, int stride = sizeof(double));
void PlotShaded(const char* label_id, const float* xs, const float* ys, int count, float y_ref = 0, int offset = 0, int stride = sizeof(float));
void PlotShaded(const char* label_id, const double* xs, const double* ys, int count, double y_ref = 0, int offset = 0, int stride = sizeof(double));
// Plots a vertical bar graph.
void PlotBars(const char* label_id, const float* values, int count, float width = 0.67f, float shift = 0, int offset = 0, int stride = sizeof(float));
void PlotBars(const char* label_id, const double* values, int count, double width = 0.67f, double shift = 0, int offset = 0, int stride = sizeof(double));
@ -283,6 +289,9 @@ ImPlotLimits GetPlotQuery(int y_axis = -1);
// Provides access to plot style structure for permanant modifications to colors, sizes, etc.
ImPlotStyle& GetStyle();
// Special color used to indicate that a style color should be deduced automatically from defaults or colormaps.
#define IMPLOT_COL_AUTO ImVec4(0,0,0,-1)
// Temporarily modify a plot color. Don't forget to call PopStyleColor!
void PushStyleColor(ImPlotCol idx, ImU32 col);
// Temporarily modify a plot color. Don't forget to call PopStyleColor!
@ -301,7 +310,7 @@ void PopStyleVar(int count = 1);
void SetColormap(ImPlotColormap colormap, int samples = 0);
// Sets a custom colormap.
void SetColormap(const ImVec4* colors, int num_colors);
// Returns the size of the current colormap
// Returns the size of the current colormap.
int GetColormapSize();
// Returns a color from the Color map given an index >= 0 (modulo will be performed)
ImVec4 GetColormapColor(int index);

74
implot_demo.cpp
View File

@ -20,7 +20,7 @@
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
// ImPlot v0.3 WIP
// ImPlot v0.4 WIP
#include "implot.h"
#include <math.h>
@ -35,7 +35,7 @@
/// NB: You don't ever need to typdef of define values for ImPlot. This
/// is only being done here for the sake of demoing both precision types.
// #define IMPLOT_DEMO_USE_DOUBLE
#define IMPLOT_DEMO_USE_DOUBLE
#ifdef IMPLOT_DEMO_USE_DOUBLE
typedef double t_float;
typedef ImPlotPoint t_float2;
@ -137,7 +137,7 @@ void ShowDemoWindow(bool* p_open) {
ImGui::EndMenuBar();
}
//-------------------------------------------------------------------------
ImGui::Text("ImPlot says hello. (0.3 WIP)");
ImGui::Text("ImPlot says hello. (0.4 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.");
@ -171,7 +171,6 @@ void ShowDemoWindow(bool* p_open) {
#else
ImGui::BulletText("The demo data precision is: float");
#endif
}
//-------------------------------------------------------------------------
if (ImGui::CollapsingHeader("Line Plots")) {
@ -198,7 +197,7 @@ void ShowDemoWindow(bool* p_open) {
}
}
//-------------------------------------------------------------------------
if (ImGui::CollapsingHeader("Filled Plots")) {
if (ImGui::CollapsingHeader("Filled Line Plots")) {
static t_float xs1[101], ys1[101], ys2[101], ys3[101];
srand(0);
for (int i = 0; i < 101; ++i) {
@ -207,20 +206,51 @@ void ShowDemoWindow(bool* p_open) {
ys2[i] = RandomRange(275,350);
ys3[i] = RandomRange(150,225);
}
static bool show_lines = true;
static bool show_fills = true;
static float fill_ref = 0;
ImGui::Checkbox("Lines",&show_lines); ImGui::SameLine();
ImGui::Checkbox("Fills",&show_fills);
ImGui::DragFloat("Reference",&fill_ref, 1, -100, 500);
ImPlot::SetNextPlotLimits(0,100,0,500);
if (ImPlot::BeginPlot("Stock Prices", "Days", "Price")) {
ImPlot::PushStyleColor(ImPlotCol_Line, ImVec4(1,1,0,1));
ImPlot::PushStyleColor(ImPlotCol_Fill, ImVec4(1,1,0,0.25f));
if (show_fills) {
ImPlot::PushStyleVar(ImPlotStyleVar_FillAlpha, 0.25f);
ImPlot::PlotShaded("Stock 1", xs1, ys1, 101, fill_ref);
ImPlot::PlotShaded("Stock 2", xs1, ys2, 101, fill_ref);
ImPlot::PlotShaded("Stock 3", xs1, ys3, 101, fill_ref);
ImPlot::PopStyleVar();
}
if (show_lines) {
ImPlot::PlotLine("Stock 1", xs1, ys1, 101);
ImPlot::PopStyleColor(2);
ImPlot::PushStyleColor(ImPlotCol_Line, ImVec4(1,0,1,1));
ImPlot::PushStyleColor(ImPlotCol_Fill, ImVec4(1,0,1,0.25f));
ImPlot::PlotLine("Stock 2", xs1, ys2, 101);
ImPlot::PopStyleColor(2);
ImPlot::PushStyleColor(ImPlotCol_Line, ImVec4(1,0,0,1));
ImPlot::PushStyleColor(ImPlotCol_Fill, ImVec4(1,0,0,0.25f));
ImPlot::PlotLine("Stock 3", xs1, ys3, 101);
ImPlot::PopStyleColor(2);
}
ImPlot::EndPlot();
}
}
//-------------------------------------------------------------------------
if (ImGui::CollapsingHeader("Shaded Plots")) {
static t_float xs[1001], ys[1001], ys1[1001], ys2[1001], ys3[1001], ys4[1001];
srand(0);
for (int i = 0; i < 1001; ++i) {
xs[i] = i * 0.001f;
ys[i] = 0.25f + 0.25f * Sin(25 * xs[i]) * Sin(5 * xs[i]) + RandomRange(-0.01f, 0.01f);
ys1[i] = ys[i] + RandomRange(0.1f, 0.12f);
ys2[i] = ys[i] - RandomRange(0.1f, 0.12f);
ys3[i] = 0.75f + 0.2f * Sin(25 * xs[i]);
ys4[i] = 0.75f + 0.1f * Cos(25 * xs[i]);
}
static float alpha = 0.25f;
ImGui::DragFloat("Alpha",&alpha,0.01f,0,1);
if (ImPlot::BeginPlot("Shaded Plots")) {
ImPlot::PushStyleVar(ImPlotStyleVar_FillAlpha, alpha);
ImPlot::PlotShaded("Uncertain Data",xs,ys1,ys2,1001);
ImPlot::PlotLine("Uncertain Data", xs, ys, 1001);
ImPlot::PlotShaded("Overlapping",xs,ys3,ys4,1001);
ImPlot::PlotLine("Overlapping",xs,ys3,1001);
ImPlot::PlotLine("Overlapping",xs,ys4,1001);
ImPlot::PopStyleVar();
ImPlot::EndPlot();
}
}
@ -241,11 +271,9 @@ void ShowDemoWindow(bool* p_open) {
ImPlot::PlotScatter("Data 1", xs1, ys1, 100);
ImPlot::PushStyleVar(ImPlotStyleVar_MarkerSize, 6);
ImPlot::PushStyleVar(ImPlotStyleVar_Marker, ImPlotMarker_Square);
ImPlot::PushStyleColor(ImPlotCol_MarkerFill, ImVec4(1,0,0,0.25f));
ImPlot::PushStyleColor(ImPlotCol_MarkerOutline, ImVec4(0,0,0,0));
ImPlot::PushStyleVar(ImPlotStyleVar_FillAlpha, 0.25f);
ImPlot::PlotScatter("Data 2", xs2, ys2, 50);
ImPlot::PopStyleColor(2);
ImPlot::PopStyleVar(2);
ImPlot::PopStyleVar(3);
ImPlot::EndPlot();
}
}
@ -277,7 +305,6 @@ void ShowDemoWindow(bool* p_open) {
ImPlot::PlotBars("Final Exam", final, 10, 0.2f, 0);
ImPlot::PlotBars("Course Grade", grade, 10, 0.2f, 0.2f);
}
ImPlot::SetColormap(ImPlotColormap_Default);
ImPlot::EndPlot();
}
}
@ -300,7 +327,7 @@ void ShowDemoWindow(bool* p_open) {
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
// error bars can be grouped with the associated item by using the same label ID
ImPlot::PlotErrorBars("Bar", xs, bar, err1, 5);
ImPlot::PushStyleVar(ImPlotStyleVar_Marker, ImPlotMarker_Circle);
ImPlot::PushStyleVar(ImPlotStyleVar_MarkerSize, 3);
@ -415,9 +442,9 @@ void ShowDemoWindow(bool* p_open) {
static int rt_axis = ImPlotAxisFlags_Default & ~ImPlotAxisFlags_TickLabels;
if (ImPlot::BeginPlot("##Scrolling", NULL, NULL, ImVec2(-1,150), ImPlotFlags_Default, rt_axis, rt_axis | ImPlotAxisFlags_LockMin)) {
ImPlot::PlotLine("Data 1", &sdata1.Data[0].x, &sdata1.Data[0].y, sdata1.Data.size(), sdata1.Offset, 2 * sizeof(t_float));
ImPlot::PushStyleColor(ImPlotCol_Fill, ImVec4(1,0,0,0.25f));
ImPlot::PlotLine("Data 2", &sdata2.Data[0].x, &sdata2.Data[0].y, sdata2.Data.size(), sdata2.Offset, 2 * sizeof(t_float));
ImPlot::PopStyleColor();
ImPlot::PushStyleVar(ImPlotStyleVar_FillAlpha, 0.25f);
ImPlot::PlotShaded("Data 2", &sdata2.Data[0].x, &sdata2.Data[0].y, sdata2.Data.size(), 0, sdata2.Offset, 2 * sizeof(t_float));
ImPlot::PopStyleVar();
ImPlot::EndPlot();
}
ImPlot::SetNextPlotLimitsX(0, history, ImGuiCond_Always);
@ -712,6 +739,7 @@ void ShowDemoWindow(bool* p_open) {
}
ImGui::EndGroup();
ImGui::SameLine();
srand((unsigned int)ImGui::GetTime()*10000000);
static t_float t = 0;
if (!paused) {
t += ImGui::GetIO().DeltaTime;