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Add ImPlotFlags_Equal and simplify axis-related structs in implot_internal.h (#147)

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* prototyping equal axes

* equal proto

* more refactors

* euqal axes almost perfect

* fitting axis equal working

* fitting axis equal working

* finish equal axis
This commit is contained in:
Evan Pezent 2020-11-15 21:47:06 -06:00 committed by GitHub
parent 48c0d6fe38
commit 40cbe88673
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5 changed files with 539 additions and 447 deletions
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727
implot.cpp
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11
implot.h
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@ -72,11 +72,12 @@ enum ImPlotFlags_ {
ImPlotFlags_NoMousePos = 1 << 4, // the mouse position, in plot coordinates, will not be displayed inside of the plot ImPlotFlags_NoMousePos = 1 << 4, // the mouse position, in plot coordinates, will not be displayed inside of the plot
ImPlotFlags_NoHighlight = 1 << 5, // plot items will not be highlighted when their legend entry is hovered ImPlotFlags_NoHighlight = 1 << 5, // plot items will not be highlighted when their legend entry is hovered
ImPlotFlags_NoChild = 1 << 6, // a child window region will not be used to capture mouse scroll (can boost performance for single ImGui window applications) ImPlotFlags_NoChild = 1 << 6, // a child window region will not be used to capture mouse scroll (can boost performance for single ImGui window applications)
ImPlotFlags_YAxis2 = 1 << 7, // enable a 2nd y-axis on the right side ImPlotFlags_Equal = 1 << 7, // primary x and y axes will be constrained to have the same units/pixel (does not apply to auxiliary y axes)
ImPlotFlags_YAxis3 = 1 << 8, // enable a 3rd y-axis on the right side ImPlotFlags_YAxis2 = 1 << 8, // enable a 2nd y-axis on the right side
ImPlotFlags_Query = 1 << 9, // the user will be able to draw query rects with middle-mouse ImPlotFlags_YAxis3 = 1 << 9, // enable a 3rd y-axis on the right side
ImPlotFlags_Crosshairs = 1 << 10, // the default mouse cursor will be replaced with a crosshair when hovered ImPlotFlags_Query = 1 << 10, // the user will be able to draw query rects with middle-mouse
ImPlotFlags_AntiAliased = 1 << 11, // plot lines will be software anti-aliased (not recommended for density plots, prefer MSAA) ImPlotFlags_Crosshairs = 1 << 11, // the default mouse cursor will be replaced with a crosshair when hovered
ImPlotFlags_AntiAliased = 1 << 12, // plot lines will be software anti-aliased (not recommended for density plots, prefer MSAA)
ImPlotFlags_CanvasOnly = ImPlotFlags_NoTitle | ImPlotFlags_NoLegend | ImPlotFlags_NoMenus | ImPlotFlags_NoBoxSelect | ImPlotFlags_NoMousePos ImPlotFlags_CanvasOnly = ImPlotFlags_NoTitle | ImPlotFlags_NoLegend | ImPlotFlags_NoMenus | ImPlotFlags_NoBoxSelect | ImPlotFlags_NoMousePos
}; };

25
implot_demo.cpp
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@ -33,6 +33,10 @@
#define sprintf sprintf_s #define sprintf sprintf_s
#endif #endif
#ifndef PI
#define PI 3.14159265358979323846
#endif
// Encapsulates examples for customizing ImPlot. // Encapsulates examples for customizing ImPlot.
namespace MyImPlot { namespace MyImPlot {
@ -447,7 +451,7 @@ void ShowDemoWindow(bool* p_open) {
} }
ImPlot::SetNextPlotLimits(0,1,0,1,ImGuiCond_Always); ImPlot::SetNextPlotLimits(0,1,0,1,ImGuiCond_Always);
if (ImPlot::BeginPlot("##Pie1", NULL, NULL, ImVec2(250,250), ImPlotFlags_NoMousePos, ImPlotAxisFlags_NoDecorations, ImPlotAxisFlags_NoDecorations)) { if (ImPlot::BeginPlot("##Pie1", NULL, NULL, ImVec2(250,250), ImPlotFlags_Equal | ImPlotFlags_NoMousePos, ImPlotAxisFlags_NoDecorations, ImPlotAxisFlags_NoDecorations)) {
ImPlot::PlotPieChart(labels1, data1, 4, 0.5, 0.5, 0.4, normalize, "%.2f"); ImPlot::PlotPieChart(labels1, data1, 4, 0.5, 0.5, 0.4, normalize, "%.2f");
ImPlot::EndPlot(); ImPlot::EndPlot();
} }
@ -459,7 +463,7 @@ void ShowDemoWindow(bool* p_open) {
ImPlot::PushColormap(ImPlotColormap_Pastel); ImPlot::PushColormap(ImPlotColormap_Pastel);
ImPlot::SetNextPlotLimits(0,1,0,1,ImGuiCond_Always); ImPlot::SetNextPlotLimits(0,1,0,1,ImGuiCond_Always);
if (ImPlot::BeginPlot("##Pie2", NULL, NULL, ImVec2(250,250), ImPlotFlags_NoMousePos, ImPlotAxisFlags_NoDecorations, ImPlotAxisFlags_NoDecorations)) { if (ImPlot::BeginPlot("##Pie2", NULL, NULL, ImVec2(250,250), ImPlotFlags_Equal | ImPlotFlags_NoMousePos, ImPlotAxisFlags_NoDecorations, ImPlotAxisFlags_NoDecorations)) {
ImPlot::PlotPieChart(labels2, data2, 5, 0.5, 0.5, 0.4, true, "%.0f", 180); ImPlot::PlotPieChart(labels2, data2, 5, 0.5, 0.5, 0.4, true, "%.0f", 180);
ImPlot::EndPlot(); ImPlot::EndPlot();
} }
@ -737,6 +741,19 @@ void ShowDemoWindow(bool* p_open) {
} }
} }
//------------------------------------------------------------------------- //-------------------------------------------------------------------------
if (ImGui::CollapsingHeader("Equal Axes")) {
static double xs[1000], ys[1000];
for (int i = 0; i < 1000; ++i) {
double angle = i * 2 * PI / 999.0;
xs[i] = cos(angle); ys[i] = sin(angle);
}
ImPlot::SetNextPlotLimits(-1,1,-1,1);
if (ImPlot::BeginPlot("",0,0,ImVec2(-1,0),ImPlotFlags_Equal)) {
ImPlot::PlotLine("Circle",xs,ys,1000);
ImPlot::EndPlot();
}
}
//-------------------------------------------------------------------------
if (ImGui::CollapsingHeader("Querying")) { if (ImGui::CollapsingHeader("Querying")) {
static ImVector<ImPlotPoint> data; static ImVector<ImPlotPoint> data;
static ImPlotLimits range, query; static ImPlotLimits range, query;
@ -839,7 +856,7 @@ void ShowDemoWindow(bool* p_open) {
static MyImPlot::WaveData data3(0.001, 0.2, 6, 0.5); static MyImPlot::WaveData data3(0.001, 0.2, 6, 0.5);
ImPlot::PlotLineG("Item 1", MyImPlot::SineWave, &data1, 1000); // "Item 1" added to legend ImPlot::PlotLineG("Item 1", MyImPlot::SineWave, &data1, 1000); // "Item 1" added to legend
ImPlot::PlotLineG("Item 2##IDText", MyImPlot::SawWave, &data2, 1000); // "Item 2" added to legend, text after ## used for ID only ImPlot::PlotLineG("Item 2##IDText", MyImPlot::SawWave, &data2, 1000); // "Item 2" added to legend, text after ## used for ID only
ImPlot::PlotLineG("##NotDisplayed", MyImPlot::SawWave, &data3, 1000); // plotted, but not added to legend ImPlot::PlotLineG("##NotListed", MyImPlot::SawWave, &data3, 1000); // plotted, but not added to legend
ImPlot::PlotLineG("Item 3", MyImPlot::SineWave, &data1, 1000); // "Item 3" added to legend ImPlot::PlotLineG("Item 3", MyImPlot::SineWave, &data1, 1000); // "Item 3" added to legend
ImPlot::PlotLineG("Item 3", MyImPlot::SawWave, &data2, 1000); // combined with previous "Item 3" ImPlot::PlotLineG("Item 3", MyImPlot::SawWave, &data2, 1000); // combined with previous "Item 3"
ImPlot::EndPlot(); ImPlot::EndPlot();
@ -1174,7 +1191,7 @@ void ShowDemoWindow(bool* p_open) {
ImGui::BulletText("The offset value indicates which circle point index is considered the first."); ImGui::BulletText("The offset value indicates which circle point index is considered the first.");
ImGui::BulletText("Offsets can be negative and/or larger than the actual data count."); ImGui::BulletText("Offsets can be negative and/or larger than the actual data count.");
ImGui::SliderInt("Offset", &offset, -2*k_points_per, 2*k_points_per); ImGui::SliderInt("Offset", &offset, -2*k_points_per, 2*k_points_per);
if (ImPlot::BeginPlot("##strideoffset")) { if (ImPlot::BeginPlot("##strideoffset",0,0,ImVec2(-1,0), ImPlotFlags_Equal)) {
ImPlot::PushColormap(ImPlotColormap_Jet); ImPlot::PushColormap(ImPlotColormap_Jet);
char buff[16]; char buff[16];
for (int c = 0; c < k_circles; ++c) { for (int c = 0; c < k_circles; ++c) {

135
implot_internal.h
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@ -107,6 +107,8 @@ inline double ImConstrainInf(double val) { return val == HUGE_VAL ? DBL_MAX : v
inline double ImConstrainLog(double val) { return val <= 0 ? 0.001f : val; } inline double ImConstrainLog(double val) { return val <= 0 ? 0.001f : val; }
// Turns numbers less than 0 to zero // Turns numbers less than 0 to zero
inline double ImConstrainTime(double val) { return val < IMPLOT_MIN_TIME ? IMPLOT_MIN_TIME : (val > IMPLOT_MAX_TIME ? IMPLOT_MAX_TIME : val); } inline double ImConstrainTime(double val) { return val < IMPLOT_MIN_TIME ? IMPLOT_MIN_TIME : (val > IMPLOT_MAX_TIME ? IMPLOT_MAX_TIME : val); }
// True if two numbers are approximately equal using units in the last place.
inline bool ImAlmostEqual(double v1, double v2, int ulp = 2) { return ImAbs(v1-v2) < DBL_EPSILON * ImAbs(v1+v2) * ulp || ImAbs(v1-v2) < DBL_MIN; }
// Offset calculator helper // Offset calculator helper
template <int Count> template <int Count>
@ -119,7 +121,7 @@ struct ImOffsetCalculator {
int Offsets[Count]; int Offsets[Count];
}; };
// Character buffer writer helper // Character buffer writer helper (FIXME: Can't we replace this with ImGuiTextBuffer?)
struct ImBufferWriter struct ImBufferWriter
{ {
char* Buffer; char* Buffer;
@ -205,7 +207,7 @@ enum ImPlotTimeFmt_ { // default [ 24 Hour Clock ]
// [SECTION] ImPlot Structs // [SECTION] ImPlot Structs
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
// Combined data/time format spec // Combined date/time format spec
struct ImPlotDateTimeFmt { struct ImPlotDateTimeFmt {
ImPlotDateTimeFmt(ImPlotDateFmt date_fmt, ImPlotTimeFmt time_fmt, bool use_24_hr_clk = false, bool use_iso_8601 = false) { ImPlotDateTimeFmt(ImPlotDateFmt date_fmt, ImPlotTimeFmt time_fmt, bool use_24_hr_clk = false, bool use_iso_8601 = false) {
Date = date_fmt; Date = date_fmt;
@ -382,24 +384,31 @@ struct ImPlotAxis
ImPlotAxisFlags Flags; ImPlotAxisFlags Flags;
ImPlotAxisFlags PreviousFlags; ImPlotAxisFlags PreviousFlags;
ImPlotRange Range; ImPlotRange Range;
ImPlotOrientation Direction; float Pixels;
ImPlotOrientation Orientation;
bool Dragging; bool Dragging;
bool HoveredExt; bool ExtHovered;
bool HoveredTot; bool AllHovered;
bool Present;
bool HasRange;
double* LinkedMin; double* LinkedMin;
double* LinkedMax; double* LinkedMax;
ImPlotTime PickerTimeMin, PickerTimeMax; ImPlotTime PickerTimeMin, PickerTimeMax;
int PickerLevel; int PickerLevel;
ImU32 ColorMaj, ColorMin, ColorTxt;
ImGuiCond RangeCond;
ImRect HoverRect;
ImPlotAxis() { ImPlotAxis() {
Flags = PreviousFlags = ImPlotAxisFlags_None; Flags = PreviousFlags = ImPlotAxisFlags_None;
Range.Min = 0; Range.Min = 0;
Range.Max = 1; Range.Max = 1;
Dragging = false; Dragging = false;
HoveredExt = false; ExtHovered = false;
HoveredTot = false; AllHovered = false;
LinkedMin = LinkedMax = NULL; LinkedMin = LinkedMax = NULL;
PickerLevel = 0; PickerLevel = 0;
ColorMaj = ColorMin = ColorTxt = 0;
} }
bool SetMin(double _min) { bool SetMin(double _min) {
@ -440,6 +449,21 @@ struct ImPlotAxis
SetRange(range.Min, range.Max); SetRange(range.Min, range.Max);
} }
void SetAspect(double unit_per_pix) {
double new_size = unit_per_pix * Pixels;
double delta = (new_size - Range.Size()) * 0.5f;
if (IsLocked())
return;
else if (IsLockedMin() && !IsLockedMax())
SetRange(Range.Min, Range.Max + 2*delta);
else if (!IsLockedMin() && IsLockedMax())
SetRange(Range.Min - 2*delta, Range.Max);
else
SetRange(Range.Min - delta, Range.Max + delta);
}
double GetAspect() const { return Range.Size() / Pixels; }
void Constrain() { void Constrain() {
Range.Min = ImConstrainNan(ImConstrainInf(Range.Min)); Range.Min = ImConstrainNan(ImConstrainInf(Range.Min));
Range.Max = ImConstrainNan(ImConstrainInf(Range.Max)); Range.Max = ImConstrainNan(ImConstrainInf(Range.Max));
@ -454,42 +478,15 @@ struct ImPlotAxis
if (Range.Max <= Range.Min) if (Range.Max <= Range.Min)
Range.Max = Range.Min + DBL_EPSILON; Range.Max = Range.Min + DBL_EPSILON;
} }
};
// Axis state information only needed between BeginPlot/EndPlot inline bool IsLabeled() const { return !ImHasFlag(Flags, ImPlotAxisFlags_NoTickLabels); }
struct ImPlotAxisState inline bool IsInverted() const { return ImHasFlag(Flags, ImPlotAxisFlags_Invert); }
{ inline bool IsAlwaysLocked() const { return HasRange && RangeCond == ImGuiCond_Always; }
ImPlotAxis* Axis; inline bool IsLockedMin() const { return ImHasFlag(Flags, ImPlotAxisFlags_LockMin) || IsAlwaysLocked(); }
ImGuiCond RangeCond; inline bool IsLockedMax() const { return ImHasFlag(Flags, ImPlotAxisFlags_LockMax) || IsAlwaysLocked(); }
bool HasRange; inline bool IsLocked() const { return !Present || ((IsLockedMin() && IsLockedMax()) || IsAlwaysLocked()); }
bool Present; inline bool IsTime() const { return ImHasFlag(Flags, ImPlotAxisFlags_Time); }
bool HasLabels; inline bool IsLog() const { return ImHasFlag(Flags, ImPlotAxisFlags_LogScale); }
bool Invert;
bool LockMin;
bool LockMax;
bool Lock;
bool IsTime;
ImPlotAxisState(ImPlotAxis* axis, bool has_range, ImGuiCond range_cond, bool present) {
Axis = axis;
HasRange = has_range;
RangeCond = range_cond;
Present = present;
HasLabels = !ImHasFlag(Axis->Flags, ImPlotAxisFlags_NoTickLabels);
Invert = ImHasFlag(Axis->Flags, ImPlotAxisFlags_Invert);
LockMin = ImHasFlag(Axis->Flags, ImPlotAxisFlags_LockMin) || (HasRange && RangeCond == ImGuiCond_Always);
LockMax = ImHasFlag(Axis->Flags, ImPlotAxisFlags_LockMax) || (HasRange && RangeCond == ImGuiCond_Always);
Lock = !Present || ((LockMin && LockMax) || (HasRange && RangeCond == ImGuiCond_Always));
IsTime = ImHasFlag(Axis->Flags, ImPlotAxisFlags_Time);
}
ImPlotAxisState() { }
};
struct ImPlotAxisColor
{
ImU32 Major, Minor, MajTxt, MinTxt;
ImPlotAxisColor() { Major = Minor = MajTxt = MinTxt = 0; }
}; };
// State information for Plot items // State information for Plot items
@ -541,20 +538,26 @@ struct ImPlotPlot
bool DraggingQuery; bool DraggingQuery;
bool LegendHovered; bool LegendHovered;
bool LegendOutside; bool LegendOutside;
bool LegendFlipSide; bool LegendFlipSideNextFrame;
bool FrameHovered;
bool PlotHovered;
int ColormapIdx; int ColormapIdx;
int CurrentYAxis; int CurrentYAxis;
ImPlotLocation MousePosLocation; ImPlotLocation MousePosLocation;
ImPlotLocation LegendLocation; ImPlotLocation LegendLocation;
ImPlotOrientation LegendOrientation; ImPlotOrientation LegendOrientation;
ImRect FrameRect;
ImRect CanvasRect;
ImRect PlotRect;
ImRect AxesRect;
ImPlotPlot() { ImPlotPlot() {
Flags = PreviousFlags = ImPlotFlags_None; Flags = PreviousFlags = ImPlotFlags_None;
XAxis.Direction = ImPlotOrientation_Horizontal; XAxis.Orientation = ImPlotOrientation_Horizontal;
for (int i = 0; i < IMPLOT_Y_AXES; ++i) for (int i = 0; i < IMPLOT_Y_AXES; ++i)
YAxis[i].Direction = ImPlotOrientation_Vertical; YAxis[i].Orientation = ImPlotOrientation_Vertical;
SelectStart = QueryStart = ImVec2(0,0); SelectStart = QueryStart = ImVec2(0,0);
Selecting = Querying = Queried = DraggingQuery = LegendHovered = LegendOutside = LegendFlipSide = false; Selecting = Querying = Queried = DraggingQuery = LegendHovered = LegendOutside = LegendFlipSideNextFrame = false;
ColormapIdx = CurrentYAxis = 0; ColormapIdx = CurrentYAxis = 0;
LegendLocation = ImPlotLocation_North | ImPlotLocation_West; LegendLocation = ImPlotLocation_North | ImPlotLocation_West;
LegendOrientation = ImPlotOrientation_Vertical; LegendOrientation = ImPlotOrientation_Vertical;
@ -564,6 +567,8 @@ struct ImPlotPlot
int GetLegendCount() const { return LegendData.Indices.size(); } int GetLegendCount() const { return LegendData.Indices.size(); }
ImPlotItem* GetLegendItem(int i); ImPlotItem* GetLegendItem(int i);
const char* GetLegendLabel(int i); const char* GetLegendLabel(int i);
inline bool IsLocked() const { return XAxis.IsLocked() && YAxis[0].IsLocked() && YAxis[1].IsLocked() && YAxis[2].IsLocked(); }
}; };
// Temporary data storage for upcoming plot // Temporary data storage for upcoming plot
@ -584,7 +589,9 @@ struct ImPlotNextPlotData
double* LinkedYmin[IMPLOT_Y_AXES]; double* LinkedYmin[IMPLOT_Y_AXES];
double* LinkedYmax[IMPLOT_Y_AXES]; double* LinkedYmax[IMPLOT_Y_AXES];
ImPlotNextPlotData() { ImPlotNextPlotData() { Reset(); }
void Reset() {
HasXRange = false; HasXRange = false;
ShowDefaultTicksX = true; ShowDefaultTicksX = true;
FitX = false; FitX = false;
@ -596,6 +603,7 @@ struct ImPlotNextPlotData
LinkedYmin[i] = LinkedYmax[i] = NULL; LinkedYmin[i] = LinkedYmax[i] = NULL;
} }
} }
}; };
// Temporary data storage for upcoming item // Temporary data storage for upcoming item
@ -617,7 +625,8 @@ struct ImPlotNextItemData {
bool HasHidden; bool HasHidden;
bool Hidden; bool Hidden;
ImGuiCond HiddenCond; ImGuiCond HiddenCond;
ImPlotNextItemData() { ImPlotNextItemData() { Reset(); }
void Reset() {
for (int i = 0; i < 5; ++i) for (int i = 0; i < 5; ++i)
Colors[i] = IMPLOT_AUTO_COL; Colors[i] = IMPLOT_AUTO_COL;
LineWeight = MarkerSize = MarkerWeight = FillAlpha = ErrorBarSize = ErrorBarWeight = DigitalBitHeight = DigitalBitGap = IMPLOT_AUTO; LineWeight = MarkerSize = MarkerWeight = FillAlpha = ErrorBarSize = ErrorBarWeight = DigitalBitHeight = DigitalBitGap = IMPLOT_AUTO;
@ -634,20 +643,6 @@ struct ImPlotContext {
ImPlotItem* CurrentItem; ImPlotItem* CurrentItem;
ImPlotItem* PreviousItem; ImPlotItem* PreviousItem;
// Bounding Boxes
ImRect BB_Frame;
ImRect BB_Canvas;
ImRect BB_Plot;
ImRect BB_Axes;
ImRect BB_X;
ImRect BB_Y[IMPLOT_Y_AXES];
// Axis States
ImPlotAxisColor Col_X;
ImPlotAxisColor Col_Y[IMPLOT_Y_AXES];
ImPlotAxisState X;
ImPlotAxisState Y[IMPLOT_Y_AXES];
// Tick Marks and Labels // Tick Marks and Labels
ImPlotTickCollection XTicks; ImPlotTickCollection XTicks;
ImPlotTickCollection YTicks[IMPLOT_Y_AXES]; ImPlotTickCollection YTicks[IMPLOT_Y_AXES];
@ -671,16 +666,11 @@ struct ImPlotContext {
bool FitX; bool FitX;
bool FitY[IMPLOT_Y_AXES]; bool FitY[IMPLOT_Y_AXES];
// Hover states
bool Hov_Frame;
bool Hov_Plot;
// Axis Rendering Flags // Axis Rendering Flags
bool RenderX; bool RenderX;
bool RenderY[IMPLOT_Y_AXES]; bool RenderY[IMPLOT_Y_AXES];
// Axis Locking Flags // Axis Locking Flags
bool LockPlot;
bool ChildWindowMade; bool ChildWindowMade;
// Style and Colormaps // Style and Colormaps
@ -704,17 +694,6 @@ struct ImPlotContext {
ImPlotPoint MousePos[IMPLOT_Y_AXES]; ImPlotPoint MousePos[IMPLOT_Y_AXES];
}; };
struct ImPlotAxisScale
{
ImPlotPoint Min, Max;
ImPlotAxisScale(int y_axis, float tx, float ty, float zoom_rate) {
ImPlotContext& gp = *GImPlot;
Min = ImPlot::PixelsToPlot(gp.BB_Plot.Min - gp.BB_Plot.GetSize() * ImVec2(tx * zoom_rate, ty * zoom_rate), y_axis);
Max = ImPlot::PixelsToPlot(gp.BB_Plot.Max + gp.BB_Plot.GetSize() * ImVec2((1 - tx) * zoom_rate, (1 - ty) * zoom_rate), y_axis);
}
};
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
// [SECTION] Internal API // [SECTION] Internal API
// No guarantee of forward compatibility here! // No guarantee of forward compatibility here!

36
implot_items.cpp
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@ -162,7 +162,7 @@ bool BeginItem(const char* label_id, ImPlotCol recolor_from) {
} }
if (!item->Show) { if (!item->Show) {
// reset next item data // reset next item data
gp.NextItemData = ImPlotNextItemData(); gp.NextItemData.Reset();
gp.PreviousItem = item; gp.PreviousItem = item;
gp.CurrentItem = NULL; gp.CurrentItem = NULL;
return false; return false;
@ -210,7 +210,7 @@ void EndItem() {
// pop rendering clip rect // pop rendering clip rect
PopPlotClipRect(); PopPlotClipRect();
// reset next item data // reset next item data
gp.NextItemData = ImPlotNextItemData(); gp.NextItemData.Reset();
// set current item // set current item
gp.PreviousItem = gp.CurrentItem; gp.PreviousItem = gp.CurrentItem;
gp.CurrentItem = NULL; gp.CurrentItem = NULL;
@ -730,13 +730,13 @@ inline void RenderLineStrip(const Getter& getter, const Transformer& transformer
ImVec2 p1 = transformer(getter(0)); ImVec2 p1 = transformer(getter(0));
for (int i = 1; i < getter.Count; ++i) { for (int i = 1; i < getter.Count; ++i) {
ImVec2 p2 = transformer(getter(i)); ImVec2 p2 = transformer(getter(i));
if (gp.BB_Plot.Overlaps(ImRect(ImMin(p1, p2), ImMax(p1, p2)))) if (gp.CurrentPlot->PlotRect.Overlaps(ImRect(ImMin(p1, p2), ImMax(p1, p2))))
DrawList.AddLine(p1, p2, col, line_weight); DrawList.AddLine(p1, p2, col, line_weight);
p1 = p2; p1 = p2;
} }
} }
else { else {
RenderPrimitives(LineStripRenderer<Getter,Transformer>(getter, transformer, col, line_weight), DrawList, gp.BB_Plot); RenderPrimitives(LineStripRenderer<Getter,Transformer>(getter, transformer, col, line_weight), DrawList, gp.CurrentPlot->PlotRect);
} }
} }
@ -748,12 +748,12 @@ inline void RenderLineSegments(const Getter1& getter1, const Getter2& getter2, c
for (int i = 0; i < I; ++i) { for (int i = 0; i < I; ++i) {
ImVec2 p1 = transformer(getter1(i)); ImVec2 p1 = transformer(getter1(i));
ImVec2 p2 = transformer(getter2(i)); ImVec2 p2 = transformer(getter2(i));
if (gp.BB_Plot.Overlaps(ImRect(ImMin(p1, p2), ImMax(p1, p2)))) if (gp.CurrentPlot->PlotRect.Overlaps(ImRect(ImMin(p1, p2), ImMax(p1, p2))))
DrawList.AddLine(p1, p2, col, line_weight); DrawList.AddLine(p1, p2, col, line_weight);
} }
} }
else { else {
RenderPrimitives(LineSegmentsRenderer<Getter1,Getter2,Transformer>(getter1, getter2, transformer, col, line_weight), DrawList, gp.BB_Plot); RenderPrimitives(LineSegmentsRenderer<Getter1,Getter2,Transformer>(getter1, getter2, transformer, col, line_weight), DrawList, gp.CurrentPlot->PlotRect);
} }
} }
@ -764,7 +764,7 @@ inline void RenderStairs(const Getter& getter, const Transformer& transformer, I
ImVec2 p1 = transformer(getter(0)); ImVec2 p1 = transformer(getter(0));
for (int i = 1; i < getter.Count; ++i) { for (int i = 1; i < getter.Count; ++i) {
ImVec2 p2 = transformer(getter(i)); ImVec2 p2 = transformer(getter(i));
if (gp.BB_Plot.Overlaps(ImRect(ImMin(p1, p2), ImMax(p1, p2)))) { if (gp.CurrentPlot->PlotRect.Overlaps(ImRect(ImMin(p1, p2), ImMax(p1, p2)))) {
ImVec2 p12(p2.x, p1.y); ImVec2 p12(p2.x, p1.y);
DrawList.AddLine(p1, p12, col, line_weight); DrawList.AddLine(p1, p12, col, line_weight);
DrawList.AddLine(p12, p2, col, line_weight); DrawList.AddLine(p12, p2, col, line_weight);
@ -773,7 +773,7 @@ inline void RenderStairs(const Getter& getter, const Transformer& transformer, I
} }
} }
else { else {
RenderPrimitives(StairsRenderer<Getter,Transformer>(getter, transformer, col, line_weight), DrawList, gp.BB_Plot); RenderPrimitives(StairsRenderer<Getter,Transformer>(getter, transformer, col, line_weight), DrawList, gp.CurrentPlot->PlotRect);
} }
} }
@ -881,7 +881,7 @@ inline void RenderMarkers(Getter getter, Transformer transformer, ImDrawList& Dr
ImPlotContext& gp = *GImPlot; ImPlotContext& gp = *GImPlot;
for (int i = 0; i < getter.Count; ++i) { for (int i = 0; i < getter.Count; ++i) {
ImVec2 c = transformer(getter(i)); ImVec2 c = transformer(getter(i));
if (gp.BB_Plot.Contains(c)) if (gp.CurrentPlot->PlotRect.Contains(c))
marker_table[marker](DrawList, c, size, rend_mk_line, col_mk_line, rend_mk_fill, col_mk_fill, weight); marker_table[marker](DrawList, c, size, rend_mk_line, col_mk_line, rend_mk_fill, col_mk_fill, weight);
} }
} }
@ -1135,10 +1135,10 @@ inline void PlotShadedEx(const char* label_id, const Getter1& getter1, const Get
if (s.RenderFill) { if (s.RenderFill) {
ImU32 col = ImGui::GetColorU32(s.Colors[ImPlotCol_Fill]); ImU32 col = ImGui::GetColorU32(s.Colors[ImPlotCol_Fill]);
switch (GetCurrentScale()) { switch (GetCurrentScale()) {
case ImPlotScale_LinLin: RenderPrimitives(ShadedRenderer<Getter1,Getter2,TransformerLinLin>(getter1,getter2,TransformerLinLin(), col), DrawList, GImPlot->BB_Plot); break; case ImPlotScale_LinLin: RenderPrimitives(ShadedRenderer<Getter1,Getter2,TransformerLinLin>(getter1,getter2,TransformerLinLin(), col), DrawList, GImPlot->CurrentPlot->PlotRect); break;
case ImPlotScale_LogLin: RenderPrimitives(ShadedRenderer<Getter1,Getter2,TransformerLogLin>(getter1,getter2,TransformerLogLin(), col), DrawList, GImPlot->BB_Plot); break; case ImPlotScale_LogLin: RenderPrimitives(ShadedRenderer<Getter1,Getter2,TransformerLogLin>(getter1,getter2,TransformerLogLin(), col), DrawList, GImPlot->CurrentPlot->PlotRect); break;
case ImPlotScale_LinLog: RenderPrimitives(ShadedRenderer<Getter1,Getter2,TransformerLinLog>(getter1,getter2,TransformerLinLog(), col), DrawList, GImPlot->BB_Plot); break; case ImPlotScale_LinLog: RenderPrimitives(ShadedRenderer<Getter1,Getter2,TransformerLinLog>(getter1,getter2,TransformerLinLog(), col), DrawList, GImPlot->CurrentPlot->PlotRect); break;
case ImPlotScale_LogLog: RenderPrimitives(ShadedRenderer<Getter1,Getter2,TransformerLogLog>(getter1,getter2,TransformerLogLog(), col), DrawList, GImPlot->BB_Plot); break; case ImPlotScale_LogLog: RenderPrimitives(ShadedRenderer<Getter1,Getter2,TransformerLogLog>(getter1,getter2,TransformerLogLog(), col), DrawList, GImPlot->CurrentPlot->PlotRect); break;
} }
} }
EndItem(); EndItem();
@ -1777,7 +1777,7 @@ inline void PlotDigitalEx(const char* label_id, Getter getter) {
if (pMin.x > gp.PixelRange[y_axis].Max.x) pMin.x = gp.PixelRange[y_axis].Max.x; if (pMin.x > gp.PixelRange[y_axis].Max.x) pMin.x = gp.PixelRange[y_axis].Max.x;
if (pMax.x > gp.PixelRange[y_axis].Max.x) pMax.x = gp.PixelRange[y_axis].Max.x; if (pMax.x > gp.PixelRange[y_axis].Max.x) pMax.x = gp.PixelRange[y_axis].Max.x;
//plot a rectangle that extends up to x2 with y1 height //plot a rectangle that extends up to x2 with y1 height
if ((pMax.x > pMin.x) && (gp.BB_Plot.Contains(pMin) || gp.BB_Plot.Contains(pMax))) { if ((pMax.x > pMin.x) && (gp.CurrentPlot->PlotRect.Contains(pMin) || gp.CurrentPlot->PlotRect.Contains(pMax))) {
// ImVec4 colAlpha = item->Color; // ImVec4 colAlpha = item->Color;
// colAlpha.w = item->Highlight ? 1.0f : 0.9f; // colAlpha.w = item->Highlight ? 1.0f : 0.9f;
DrawList.AddRectFilled(pMin, pMax, ImGui::GetColorU32(s.Colors[ImPlotCol_Fill])); DrawList.AddRectFilled(pMin, pMax, ImGui::GetColorU32(s.Colors[ImPlotCol_Fill]));
@ -1832,10 +1832,10 @@ void PlotRectsEx(const char* label_id, const Getter& getter) {
ImDrawList& DrawList = *GetPlotDrawList(); ImDrawList& DrawList = *GetPlotDrawList();
ImU32 col = ImGui::GetColorU32(s.Colors[ImPlotCol_Fill]); ImU32 col = ImGui::GetColorU32(s.Colors[ImPlotCol_Fill]);
switch (GetCurrentScale()) { switch (GetCurrentScale()) {
case ImPlotScale_LinLin: RenderPrimitives(RectRenderer<Getter,TransformerLinLin>(getter, TransformerLinLin(), col), DrawList, GImPlot->BB_Plot); break; case ImPlotScale_LinLin: RenderPrimitives(RectRenderer<Getter,TransformerLinLin>(getter, TransformerLinLin(), col), DrawList, GImPlot->CurrentPlot->PlotRect); break;
case ImPlotScale_LogLin: RenderPrimitives(RectRenderer<Getter,TransformerLogLin>(getter, TransformerLogLin(), col), DrawList, GImPlot->BB_Plot); break; case ImPlotScale_LogLin: RenderPrimitives(RectRenderer<Getter,TransformerLogLin>(getter, TransformerLogLin(), col), DrawList, GImPlot->CurrentPlot->PlotRect); break;
case ImPlotScale_LinLog: RenderPrimitives(RectRenderer<Getter,TransformerLinLog>(getter, TransformerLinLog(), col), DrawList, GImPlot->BB_Plot); break; case ImPlotScale_LinLog: RenderPrimitives(RectRenderer<Getter,TransformerLinLog>(getter, TransformerLinLog(), col), DrawList, GImPlot->CurrentPlot->PlotRect); break;
case ImPlotScale_LogLog: RenderPrimitives(RectRenderer<Getter,TransformerLogLog>(getter, TransformerLogLog(), col), DrawList, GImPlot->BB_Plot); break; case ImPlotScale_LogLog: RenderPrimitives(RectRenderer<Getter,TransformerLogLog>(getter, TransformerLogLog(), col), DrawList, GImPlot->CurrentPlot->PlotRect); break;
} }
} }
EndItem(); EndItem();