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implot/implot_items.cpp
Evan Pezent 3e96fd7c02
improve indexing, line rendering performance by 45% (#270) 
* add IndexData and Indexers

* simplify transformers

* 30% improvement

* moving around

* add TODO.md

* fix bar plot aliasing

* finishup indexing

* remove debug bools
2021-07-30 20:27:02 -07:00

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// MIT License
// Copyright (c) 2020 Evan Pezent
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
// ImPlot v0.12 WIP
#include "implot.h"
#include "implot_internal.h"
#ifdef _MSC_VER
#define sprintf sprintf_s
#endif
#define SQRT_1_2 0.70710678118f
#define SQRT_3_2 0.86602540378f
#ifndef IMPLOT_NO_FORCE_INLINE
#ifdef _MSC_VER
#define IMPLOT_INLINE __forceinline
#elif defined(__GNUC__)
#define IMPLOT_INLINE inline __attribute__((__always_inline__))
#elif defined(__CLANG__)
#if __has_attribute(__always_inline__)
#define IMPLOT_INLINE inline __attribute__((__always_inline__))
#else
#define IMPLOT_INLINE inline
#endif
#else
#define IMPLOT_INLINE inline
#endif
#else
#define IMPLOT_INLINE inline
#endif
#if defined __SSE__ || defined __x86_64__ || defined _M_X64
static IMPLOT_INLINE float ImInvSqrt(float x) { return _mm_cvtss_f32(_mm_rsqrt_ss(_mm_set_ss(x))); }
#else
static IMPLOT_INLINE float ImInvSqrt(float x) { return 1.0f / sqrtf(x); }
#endif
#define IMPLOT_NORMALIZE2F_OVER_ZERO(VX,VY) do { float d2 = VX*VX + VY*VY; if (d2 > 0.0f) { float inv_len = ImInvSqrt(d2); VX *= inv_len; VY *= inv_len; } } while (0)
// Support for pre-1.82 versions. Users on 1.82+ can use 0 (default) flags to mean "all corners" but in order to support older versions we are more explicit.
#if (IMGUI_VERSION_NUM < 18102) && !defined(ImDrawFlags_RoundCornersAll)
#define ImDrawFlags_RoundCornersAll ImDrawCornerFlags_All
#endif
namespace ImPlot {
//-----------------------------------------------------------------------------
// Utils
//-----------------------------------------------------------------------------
// Calc maximum index size of ImDrawIdx
template <typename T>
struct MaxIdx { static const unsigned int Value; };
template <> const unsigned int MaxIdx<unsigned short>::Value = 65535;
template <> const unsigned int MaxIdx<unsigned int>::Value = 4294967295;
//-----------------------------------------------------------------------------
// Item Utils
//-----------------------------------------------------------------------------
ImPlotItem* RegisterOrGetItem(const char* label_id, bool* just_created) {
ImPlotContext& gp = *GImPlot;
ImPlotItemGroup& Items = *gp.CurrentItems;
ImGuiID id = Items.GetItemID(label_id);
if (just_created != NULL)
*just_created = Items.GetItem(id) == NULL;
ImPlotItem* item = Items.GetOrAddItem(id);
if (item->SeenThisFrame)
return item;
item->SeenThisFrame = true;
int idx = Items.GetItemIndex(item);
item->ID = id;
if (ImGui::FindRenderedTextEnd(label_id, NULL) != label_id) {
Items.Legend.Indices.push_back(idx);
item->NameOffset = Items.Legend.Labels.size();
Items.Legend.Labels.append(label_id, label_id + strlen(label_id) + 1);
}
else {
item->Show = true;
}
return item;
}
ImPlotItem* GetItem(const char* label_id) {
ImPlotContext& gp = *GImPlot;
return gp.CurrentItems->GetItem(label_id);
}
ImPlotItem* GetCurrentItem() {
ImPlotContext& gp = *GImPlot;
return gp.CurrentItem;
}
void SetNextLineStyle(const ImVec4& col, float weight) {
ImPlotContext& gp = *GImPlot;
gp.NextItemData.Colors[ImPlotCol_Line] = col;
gp.NextItemData.LineWeight = weight;
}
void SetNextFillStyle(const ImVec4& col, float alpha) {
ImPlotContext& gp = *GImPlot;
gp.NextItemData.Colors[ImPlotCol_Fill] = col;
gp.NextItemData.FillAlpha = alpha;
}
void SetNextMarkerStyle(ImPlotMarker marker, float size, const ImVec4& fill, float weight, const ImVec4& outline) {
ImPlotContext& gp = *GImPlot;
gp.NextItemData.Marker = marker;
gp.NextItemData.Colors[ImPlotCol_MarkerFill] = fill;
gp.NextItemData.MarkerSize = size;
gp.NextItemData.Colors[ImPlotCol_MarkerOutline] = outline;
gp.NextItemData.MarkerWeight = weight;
}
void SetNextErrorBarStyle(const ImVec4& col, float size, float weight) {
ImPlotContext& gp = *GImPlot;
gp.NextItemData.Colors[ImPlotCol_ErrorBar] = col;
gp.NextItemData.ErrorBarSize = size;
gp.NextItemData.ErrorBarWeight = weight;
}
ImVec4 GetLastItemColor() {
ImPlotContext& gp = *GImPlot;
if (gp.PreviousItem)
return ImGui::ColorConvertU32ToFloat4(gp.PreviousItem->Color);
return ImVec4();
}
void HideNextItem(bool hidden, ImGuiCond cond) {
ImPlotContext& gp = *GImPlot;
gp.NextItemData.HasHidden = true;
gp.NextItemData.Hidden = hidden;
gp.NextItemData.HiddenCond = cond;
}
void BustItemCache() {
ImPlotContext& gp = *GImPlot;
for (int p = 0; p < gp.Plots.GetBufSize(); ++p) {
ImPlotPlot& plot = *gp.Plots.GetByIndex(p);
plot.Items.Reset();
}
for (int p = 0; p < gp.Subplots.GetBufSize(); ++p) {
ImPlotSubplot& subplot = *gp.Subplots.GetByIndex(p);
subplot.Items.Reset();
}
}
void BustColorCache(const char* plot_title_id) {
ImPlotContext& gp = *GImPlot;
if (plot_title_id == NULL) {
BustItemCache();
}
else {
ImGuiID id = ImGui::GetCurrentWindow()->GetID(plot_title_id);
ImPlotPlot* plot = gp.Plots.GetByKey(id);
if (plot != NULL)
plot->Items.Reset();
else {
ImPlotSubplot* subplot = gp.Subplots.GetByKey(id);
if (subplot != NULL)
subplot->Items.Reset();
}
}
}
//-----------------------------------------------------------------------------
// Begin/EndItem
//-----------------------------------------------------------------------------
// Begins a new item. Returns false if the item should not be plotted.
bool BeginItem(const char* label_id, ImPlotCol recolor_from) {
ImPlotContext& gp = *GImPlot;
IM_ASSERT_USER_ERROR(gp.CurrentPlot != NULL, "PlotX() needs to be called between BeginPlot() and EndPlot()!");
bool just_created;
ImPlotItem* item = RegisterOrGetItem(label_id, &just_created);
// set current item
gp.CurrentItem = item;
ImPlotNextItemData& s = gp.NextItemData;
// set/override item color
if (recolor_from != -1) {
if (!IsColorAuto(s.Colors[recolor_from]))
item->Color = ImGui::ColorConvertFloat4ToU32(s.Colors[recolor_from]);
else if (!IsColorAuto(gp.Style.Colors[recolor_from]))
item->Color = ImGui::ColorConvertFloat4ToU32(gp.Style.Colors[recolor_from]);
else if (just_created)
item->Color = NextColormapColorU32();
}
else if (just_created) {
item->Color = NextColormapColorU32();
}
// hide/show item
if (gp.NextItemData.HasHidden) {
if (just_created || gp.NextItemData.HiddenCond == ImGuiCond_Always)
item->Show = !gp.NextItemData.Hidden;
}
if (!item->Show) {
// reset next item data
gp.NextItemData.Reset();
gp.PreviousItem = item;
gp.CurrentItem = NULL;
return false;
}
else {
ImVec4 item_color = ImGui::ColorConvertU32ToFloat4(item->Color);
// stage next item colors
s.Colors[ImPlotCol_Line] = IsColorAuto(s.Colors[ImPlotCol_Line]) ? ( IsColorAuto(ImPlotCol_Line) ? item_color : gp.Style.Colors[ImPlotCol_Line] ) : s.Colors[ImPlotCol_Line];
s.Colors[ImPlotCol_Fill] = IsColorAuto(s.Colors[ImPlotCol_Fill]) ? ( IsColorAuto(ImPlotCol_Fill) ? item_color : gp.Style.Colors[ImPlotCol_Fill] ) : s.Colors[ImPlotCol_Fill];
s.Colors[ImPlotCol_MarkerOutline] = IsColorAuto(s.Colors[ImPlotCol_MarkerOutline]) ? ( IsColorAuto(ImPlotCol_MarkerOutline) ? s.Colors[ImPlotCol_Line] : gp.Style.Colors[ImPlotCol_MarkerOutline] ) : s.Colors[ImPlotCol_MarkerOutline];
s.Colors[ImPlotCol_MarkerFill] = IsColorAuto(s.Colors[ImPlotCol_MarkerFill]) ? ( IsColorAuto(ImPlotCol_MarkerFill) ? s.Colors[ImPlotCol_Line] : gp.Style.Colors[ImPlotCol_MarkerFill] ) : s.Colors[ImPlotCol_MarkerFill];
s.Colors[ImPlotCol_ErrorBar] = IsColorAuto(s.Colors[ImPlotCol_ErrorBar]) ? ( GetStyleColorVec4(ImPlotCol_ErrorBar) ) : s.Colors[ImPlotCol_ErrorBar];
// stage next item style vars
s.LineWeight = s.LineWeight < 0 ? gp.Style.LineWeight : s.LineWeight;
s.Marker = s.Marker < 0 ? gp.Style.Marker : s.Marker;
s.MarkerSize = s.MarkerSize < 0 ? gp.Style.MarkerSize : s.MarkerSize;
s.MarkerWeight = s.MarkerWeight < 0 ? gp.Style.MarkerWeight : s.MarkerWeight;
s.FillAlpha = s.FillAlpha < 0 ? gp.Style.FillAlpha : s.FillAlpha;
s.ErrorBarSize = s.ErrorBarSize < 0 ? gp.Style.ErrorBarSize : s.ErrorBarSize;
s.ErrorBarWeight = s.ErrorBarWeight < 0 ? gp.Style.ErrorBarWeight : s.ErrorBarWeight;
s.DigitalBitHeight = s.DigitalBitHeight < 0 ? gp.Style.DigitalBitHeight : s.DigitalBitHeight;
s.DigitalBitGap = s.DigitalBitGap < 0 ? gp.Style.DigitalBitGap : s.DigitalBitGap;
// apply alpha modifier(s)
s.Colors[ImPlotCol_Fill].w *= s.FillAlpha;
// s.Colors[ImPlotCol_MarkerFill].w *= s.FillAlpha; // TODO: this should be separate, if it at all
// apply highlight mods
if (item->LegendHovered && !ImHasFlag(gp.CurrentPlot->Flags, ImPlotFlags_NoHighlight)) {
s.LineWeight *= 2;
s.MarkerWeight *= 2;
// TODO: highlight fills?
}
// set render flags
s.RenderLine = s.Colors[ImPlotCol_Line].w > 0 && s.LineWeight > 0;
s.RenderFill = s.Colors[ImPlotCol_Fill].w > 0;
s.RenderMarkerLine = s.Colors[ImPlotCol_MarkerOutline].w > 0 && s.MarkerWeight > 0;
s.RenderMarkerFill = s.Colors[ImPlotCol_MarkerFill].w > 0;
// push rendering clip rect
PushPlotClipRect();
return true;
}
}
// Ends an item (call only if BeginItem returns true)
void EndItem() {
ImPlotContext& gp = *GImPlot;
// pop rendering clip rect
PopPlotClipRect();
// reset next item data
gp.NextItemData.Reset();
// set current item
gp.PreviousItem = gp.CurrentItem;
gp.CurrentItem = NULL;
}
//-----------------------------------------------------------------------------
// INDEXERS
//-----------------------------------------------------------------------------
// Offsets and strides a data buffer
template <typename T>
IMPLOT_INLINE T IndexData(const T* data, int idx, int count, int offset, int stride) {
const int s = ((offset == 0) << 0) | ((stride == sizeof(float)) << 1);
switch (s) {
case 3 : return data[idx];
case 2 : return data[(offset + idx) % count];
case 1 : return *(const T*)(const void*)((const unsigned char*)data + (size_t)((idx) ) * stride);
case 0 : return *(const T*)(const void*)((const unsigned char*)data + (size_t)((offset + idx) % count) * stride);
default: return T(0);
}
}
//-----------------------------------------------------------------------------
// GETTERS
//-----------------------------------------------------------------------------
// Getters can be thought of as iterators that convert user data (e.g. raw arrays)
// to ImPlotPoints
// Interprets an array of Y points as ImPlotPoints where the X value is the index
template <typename T>
struct GetterYs {
GetterYs(const T* ys, int count, double xscale, double x0, int offset, int stride) :
Ys(ys),
Count(count),
XScale(xscale),
X0(x0),
Offset(count ? ImPosMod(offset, count) : 0),
Stride(stride)
{ }
template <typename I> IMPLOT_INLINE ImPlotPoint operator()(I idx) const {
return ImPlotPoint(X0 + XScale * idx, (double)IndexData(Ys, idx, Count, Offset, Stride));
}
const T* const Ys;
const int Count;
const double XScale;
const double X0;
const int Offset;
const int Stride;
};
// Interprets separate arrays for X and Y points as ImPlotPoints
template <typename T>
struct GetterXsYs {
GetterXsYs(const T* xs, const T* ys, int count, int offset, int stride) :
Xs(xs),
Ys(ys),
Count(count),
Offset(count ? ImPosMod(offset, count) : 0),
Stride(stride)
{ }
template <typename I> IMPLOT_INLINE ImPlotPoint operator()(I idx) const {
return ImPlotPoint((double)IndexData(Xs, idx, Count, Offset, Stride), (double)IndexData(Ys, idx, Count, Offset, Stride));
}
const T* const Xs;
const T* const Ys;
const int Count;
const int Offset;
const int Stride;
};
// Always returns a constant Y reference value where the X value is the index
struct GetterYRef {
GetterYRef(double y_ref, int count, double xscale, double x0) :
YRef(y_ref),
Count(count),
XScale(xscale),
X0(x0)
{ }
template <typename I> IMPLOT_INLINE ImPlotPoint operator()(I idx) const {
return ImPlotPoint(X0 + XScale*idx, YRef);
}
const double YRef;
const int Count;
const double XScale;
const double X0;
};
// Interprets an array of X points as ImPlotPoints where the Y value is a constant reference value
template <typename T>
struct GetterXsYRef {
GetterXsYRef(const T* xs, double y_ref, int count, int offset, int stride) :
Xs(xs),
YRef(y_ref),
Count(count),
Offset(count ? ImPosMod(offset, count) : 0),
Stride(stride)
{ }
template <typename I> IMPLOT_INLINE ImPlotPoint operator()(I idx) const {
return ImPlotPoint((double)IndexData(Xs, idx, Count, Offset, Stride), YRef);
}
const T* const Xs;
const double YRef;
const int Count;
const int Offset;
const int Stride;
};
// Interprets an array of Y points as ImPlotPoints where the X value is a constant reference value
template <typename T>
struct GetterXRefYs {
GetterXRefYs(double x_ref, const T* ys, int count, int offset, int stride) :
XRef(x_ref),
Ys(ys),
Count(count),
Offset(count ? ImPosMod(offset, count) : 0),
Stride(stride)
{ }
template <typename I> IMPLOT_INLINE ImPlotPoint operator()(I idx) const {
return ImPlotPoint(XRef, (double)IndexData(Ys, idx, Count, Offset, Stride));
}
const double XRef;
const T* const Ys;
const int Count;
const int Offset;
const int Stride;
};
/// Interprets a user's function pointer as ImPlotPoints
struct GetterFuncPtr {
GetterFuncPtr(ImPlotPoint (*getter)(void* data, int idx), void* data, int count) :
Getter(getter),
Data(data),
Count(count)
{ }
template <typename I> IMPLOT_INLINE ImPlotPoint operator()(I idx) const {
return Getter(Data, idx);
}
ImPlotPoint (* const Getter)(void* data, int idx);
void* const Data;
const int Count;
};
template <typename T>
struct GetterBarV {
const T* Ys; double XShift; int Count; int Offset; int Stride;
GetterBarV(const T* ys, double xshift, int count, int offset, int stride) { Ys = ys; XShift = xshift; Count = count; Offset = offset; Stride = stride; }
template <typename I> IMPLOT_INLINE ImPlotPoint operator()(I idx) const { return ImPlotPoint((double)idx + (double)XShift, (double)IndexData(Ys, idx, Count, Offset, Stride)); }
};
template <typename T>
struct GetterBarH {
const T* Xs; double YShift; int Count; int Offset; int Stride;
GetterBarH(const T* xs, double yshift, int count, int offset, int stride) { Xs = xs; YShift = yshift; Count = count; Offset = offset; Stride = stride; }
template <typename I> IMPLOT_INLINE ImPlotPoint operator()(I idx) const { return ImPlotPoint((double)IndexData(Xs, idx, Count, Offset, Stride), (double)idx + (double)YShift); }
};
template <typename T>
struct GetterError {
GetterError(const T* xs, const T* ys, const T* neg, const T* pos, int count, int offset, int stride) :
Xs(xs),
Ys(ys),
Neg(neg),
Pos(pos),
Count(count),
Offset(count ? ImPosMod(offset, count) : 0),
Stride(stride)
{ }
template <typename I> IMPLOT_INLINE ImPlotPointError operator()(I idx) const {
return ImPlotPointError((double)IndexData(Xs, idx, Count, Offset, Stride),
(double)IndexData(Ys, idx, Count, Offset, Stride),
(double)IndexData(Neg, idx, Count, Offset, Stride),
(double)IndexData(Pos, idx, Count, Offset, Stride));
}
const T* const Xs;
const T* const Ys;
const T* const Neg;
const T* const Pos;
const int Count;
const int Offset;
const int Stride;
};
//-----------------------------------------------------------------------------
// TRANSFORMERS
//-----------------------------------------------------------------------------
// Transforms convert points in plot space (i.e. ImPlotPoint) to pixel space (i.e. ImVec2)
struct TransformerLin {
TransformerLin(double pixMin, double pltMin, double, double m, double ) : PixMin(pixMin), PltMin(pltMin), M(m) { }
template <typename T> IMPLOT_INLINE float operator()(T p) const { return (float)(PixMin + M * (p - PltMin)); }
double PixMin, PltMin, M;
};
struct TransformerLog {
TransformerLog(double pixMin, double pltMin, double pltMax, double m, double den) : Den(den), PltMin(pltMin), PltMax(pltMax), PixMin(pixMin), M(m) { }
template <typename T> IMPLOT_INLINE float operator()(T p) const {
p = p <= 0.0 ? IMPLOT_LOG_ZERO : p;
double t = ImLog10(p / PltMin) / Den;
p = ImLerp(PltMin, PltMax, (float)t);
return (float)(PixMin + M * (p - PltMin));
}
double Den, PltMin, PltMax, PixMin, M;
};
template <typename TransformerX, typename TransformerY>
struct TransformerXY {
TransformerXY() :
YAxis(GetCurrentYAxis()),
Tx(GImPlot->PixelRange[YAxis].Min.x, GImPlot->CurrentPlot->XAxis.Range.Min, GImPlot->CurrentPlot->XAxis.Range.Max, GImPlot->Mx, GImPlot->LogDenX),
Ty(GImPlot->PixelRange[YAxis].Min.y, GImPlot->CurrentPlot->YAxis[YAxis].Range.Min, GImPlot->CurrentPlot->YAxis[YAxis].Range.Max, GImPlot->My[YAxis], GImPlot->LogDenY[YAxis])
{ }
template <typename P> IMPLOT_INLINE ImVec2 operator()(const P& plt) const {
ImVec2 out;
out.x = Tx(plt.x);
out.y = Ty(plt.y);
return out;
}
int YAxis;
TransformerX Tx;
TransformerY Ty;
};
typedef TransformerXY<TransformerLin,TransformerLin> TransformerLinLin;
typedef TransformerXY<TransformerLin,TransformerLog> TransformerLinLog;
typedef TransformerXY<TransformerLog,TransformerLin> TransformerLogLin;
typedef TransformerXY<TransformerLog,TransformerLog> TransformerLogLog;
//-----------------------------------------------------------------------------
// PRIMITIVE RENDERERS
//-----------------------------------------------------------------------------
IMPLOT_INLINE void PrimLine(const ImVec2& P1, const ImVec2& P2, float half_weight, ImU32 col, ImDrawList& DrawList, ImVec2 uv) {
float dx = P2.x - P1.x;
float dy = P2.y - P1.y;
IMPLOT_NORMALIZE2F_OVER_ZERO(dx, dy);
dx *= half_weight;
dy *= half_weight;
DrawList._VtxWritePtr[0].pos.x = P1.x + dy;
DrawList._VtxWritePtr[0].pos.y = P1.y - dx;
DrawList._VtxWritePtr[0].uv = uv;
DrawList._VtxWritePtr[0].col = col;
DrawList._VtxWritePtr[1].pos.x = P2.x + dy;
DrawList._VtxWritePtr[1].pos.y = P2.y - dx;
DrawList._VtxWritePtr[1].uv = uv;
DrawList._VtxWritePtr[1].col = col;
DrawList._VtxWritePtr[2].pos.x = P2.x - dy;
DrawList._VtxWritePtr[2].pos.y = P2.y + dx;
DrawList._VtxWritePtr[2].uv = uv;
DrawList._VtxWritePtr[2].col = col;
DrawList._VtxWritePtr[3].pos.x = P1.x - dy;
DrawList._VtxWritePtr[3].pos.y = P1.y + dx;
DrawList._VtxWritePtr[3].uv = uv;
DrawList._VtxWritePtr[3].col = col;
DrawList._VtxWritePtr += 4;
DrawList._IdxWritePtr[0] = (ImDrawIdx)(DrawList._VtxCurrentIdx);
DrawList._IdxWritePtr[1] = (ImDrawIdx)(DrawList._VtxCurrentIdx + 1);
DrawList._IdxWritePtr[2] = (ImDrawIdx)(DrawList._VtxCurrentIdx + 2);
DrawList._IdxWritePtr[3] = (ImDrawIdx)(DrawList._VtxCurrentIdx);
DrawList._IdxWritePtr[4] = (ImDrawIdx)(DrawList._VtxCurrentIdx + 2);
DrawList._IdxWritePtr[5] = (ImDrawIdx)(DrawList._VtxCurrentIdx + 3);
DrawList._IdxWritePtr += 6;
DrawList._VtxCurrentIdx += 4;
}
IMPLOT_INLINE void PrimRectFilled(const ImVec2& Pmin, const ImVec2& Pmax, ImU32 col, ImDrawList& DrawList, ImVec2 uv) {
DrawList._VtxWritePtr[0].pos = Pmin;
DrawList._VtxWritePtr[0].uv = uv;
DrawList._VtxWritePtr[0].col = col;
DrawList._VtxWritePtr[1].pos = Pmax;
DrawList._VtxWritePtr[1].uv = uv;
DrawList._VtxWritePtr[1].col = col;
DrawList._VtxWritePtr[2].pos.x = Pmin.x;
DrawList._VtxWritePtr[2].pos.y = Pmax.y;
DrawList._VtxWritePtr[2].uv = uv;
DrawList._VtxWritePtr[2].col = col;
DrawList._VtxWritePtr[3].pos.x = Pmax.x;
DrawList._VtxWritePtr[3].pos.y = Pmin.y;
DrawList._VtxWritePtr[3].uv = uv;
DrawList._VtxWritePtr[3].col = col;
DrawList._VtxWritePtr += 4;
DrawList._IdxWritePtr[0] = (ImDrawIdx)(DrawList._VtxCurrentIdx);
DrawList._IdxWritePtr[1] = (ImDrawIdx)(DrawList._VtxCurrentIdx + 1);
DrawList._IdxWritePtr[2] = (ImDrawIdx)(DrawList._VtxCurrentIdx + 2);
DrawList._IdxWritePtr[3] = (ImDrawIdx)(DrawList._VtxCurrentIdx);
DrawList._IdxWritePtr[4] = (ImDrawIdx)(DrawList._VtxCurrentIdx + 1);
DrawList._IdxWritePtr[5] = (ImDrawIdx)(DrawList._VtxCurrentIdx + 3);
DrawList._IdxWritePtr += 6;
DrawList._VtxCurrentIdx += 4;
}
template <typename TGetter, typename TTransformer>
struct LineStripRenderer {
IMPLOT_INLINE LineStripRenderer(const TGetter& getter, const TTransformer& transformer, ImU32 col, float weight) :
Getter(getter),
Transformer(transformer),
Prims(Getter.Count - 1),
Col(col),
HalfWeight(weight/2)
{
P1 = Transformer(Getter(0));
}
IMPLOT_INLINE bool operator()(ImDrawList& DrawList, const ImRect& cull_rect, const ImVec2& uv, int prim) const {
ImVec2 P2 = Transformer(Getter(prim + 1));
if (!cull_rect.Overlaps(ImRect(ImMin(P1, P2), ImMax(P1, P2)))) {
P1 = P2;
return false;
}
PrimLine(P1,P2,HalfWeight,Col,DrawList,uv);
P1 = P2;
return true;
}
const TGetter& Getter;
const TTransformer& Transformer;
const int Prims;
const ImU32 Col;
const float HalfWeight;
mutable ImVec2 P1;
static const int IdxConsumed = 6;
static const int VtxConsumed = 4;
};
template <typename TGetter1, typename TGetter2, typename TTransformer>
struct LineSegmentsRenderer {
IMPLOT_INLINE LineSegmentsRenderer(const TGetter1& getter1, const TGetter2& getter2, const TTransformer& transformer, ImU32 col, float weight) :
Getter1(getter1),
Getter2(getter2),
Transformer(transformer),
Prims(ImMin(Getter1.Count, Getter2.Count)),
Col(col),
HalfWeight(weight/2)
{}
IMPLOT_INLINE bool operator()(ImDrawList& DrawList, const ImRect& cull_rect, const ImVec2& uv, int prim) const {
ImVec2 P1 = Transformer(Getter1(prim));
ImVec2 P2 = Transformer(Getter2(prim));
if (!cull_rect.Overlaps(ImRect(ImMin(P1, P2), ImMax(P1, P2))))
return false;
PrimLine(P1,P2,HalfWeight,Col,DrawList,uv);
return true;
}
const TGetter1& Getter1;
const TGetter2& Getter2;
const TTransformer& Transformer;
const int Prims;
const ImU32 Col;
const float HalfWeight;
static const int IdxConsumed = 6;
static const int VtxConsumed = 4;
};
template <typename TGetter, typename TTransformer>
struct StairsRenderer {
IMPLOT_INLINE StairsRenderer(const TGetter& getter, const TTransformer& transformer, ImU32 col, float weight) :
Getter(getter),
Transformer(transformer),
Prims(Getter.Count - 1),
Col(col),
HalfWeight(weight * 0.5f)
{
P1 = Transformer(Getter(0));
}
IMPLOT_INLINE bool operator()(ImDrawList& DrawList, const ImRect& cull_rect, const ImVec2& uv, int prim) const {
ImVec2 P2 = Transformer(Getter(prim + 1));
if (!cull_rect.Overlaps(ImRect(ImMin(P1, P2), ImMax(P1, P2)))) {
P1 = P2;
return false;
}
PrimRectFilled(ImVec2(P1.x, P1.y + HalfWeight), ImVec2(P2.x, P1.y - HalfWeight), Col, DrawList, uv);
PrimRectFilled(ImVec2(P2.x - HalfWeight, P2.y), ImVec2(P2.x + HalfWeight, P1.y), Col, DrawList, uv);
P1 = P2;
return true;
}
const TGetter& Getter;
const TTransformer& Transformer;
const int Prims;
const ImU32 Col;
const float HalfWeight;
mutable ImVec2 P1;
static const int IdxConsumed = 12;
static const int VtxConsumed = 8;
};
template <typename TGetter1, typename TGetter2, typename TTransformer>
struct ShadedRenderer {
IMPLOT_INLINE ShadedRenderer(const TGetter1& getter1, const TGetter2& getter2, const TTransformer& transformer, ImU32 col) :
Getter1(getter1),
Getter2(getter2),
Transformer(transformer),
Prims(ImMin(Getter1.Count, Getter2.Count) - 1),
Col(col)
{
P11 = Transformer(Getter1(0));
P12 = Transformer(Getter2(0));
}
IMPLOT_INLINE bool operator()(ImDrawList& DrawList, const ImRect& cull_rect, const ImVec2& uv, int prim) const {
ImVec2 P21 = Transformer(Getter1(prim+1));
ImVec2 P22 = Transformer(Getter2(prim+1));
ImRect rect(ImMin(ImMin(ImMin(P11,P12),P21),P22), ImMax(ImMax(ImMax(P11,P12),P21),P22));
if (!cull_rect.Overlaps(rect)) {
P11 = P21;
P12 = P22;
return false;
}
const int intersect = (P11.y > P12.y && P22.y > P21.y) || (P12.y > P11.y && P21.y > P22.y);
ImVec2 intersection = Intersection(P11,P21,P12,P22);
DrawList._VtxWritePtr[0].pos = P11;
DrawList._VtxWritePtr[0].uv = uv;
DrawList._VtxWritePtr[0].col = Col;
DrawList._VtxWritePtr[1].pos = P21;
DrawList._VtxWritePtr[1].uv = uv;
DrawList._VtxWritePtr[1].col = Col;
DrawList._VtxWritePtr[2].pos = intersection;
DrawList._VtxWritePtr[2].uv = uv;
DrawList._VtxWritePtr[2].col = Col;
DrawList._VtxWritePtr[3].pos = P12;
DrawList._VtxWritePtr[3].uv = uv;
DrawList._VtxWritePtr[3].col = Col;
DrawList._VtxWritePtr[4].pos = P22;
DrawList._VtxWritePtr[4].uv = uv;
DrawList._VtxWritePtr[4].col = Col;
DrawList._VtxWritePtr += 5;
DrawList._IdxWritePtr[0] = (ImDrawIdx)(DrawList._VtxCurrentIdx);
DrawList._IdxWritePtr[1] = (ImDrawIdx)(DrawList._VtxCurrentIdx + 1 + intersect);
DrawList._IdxWritePtr[2] = (ImDrawIdx)(DrawList._VtxCurrentIdx + 3);
DrawList._IdxWritePtr[3] = (ImDrawIdx)(DrawList._VtxCurrentIdx + 1);
DrawList._IdxWritePtr[4] = (ImDrawIdx)(DrawList._VtxCurrentIdx + 4);
DrawList._IdxWritePtr[5] = (ImDrawIdx)(DrawList._VtxCurrentIdx + 3 - intersect);
DrawList._IdxWritePtr += 6;
DrawList._VtxCurrentIdx += 5;
P11 = P21;
P12 = P22;
return true;
}
const TGetter1& Getter1;
const TGetter2& Getter2;
const TTransformer& Transformer;
const int Prims;
const ImU32 Col;
mutable ImVec2 P11;
mutable ImVec2 P12;
static const int IdxConsumed = 6;
static const int VtxConsumed = 5;
};
/// Renders primitive shapes in bulk as efficiently as possible.
template <typename Renderer>
IMPLOT_INLINE void RenderPrimitives(const Renderer& renderer, ImDrawList& DrawList, const ImRect& cull_rect) {
unsigned int prims = renderer.Prims;
unsigned int prims_culled = 0;
unsigned int idx = 0;
const ImVec2 uv = DrawList._Data->TexUvWhitePixel;
while (prims) {
// find how many can be reserved up to end of current draw command's limit
unsigned int cnt = ImMin(prims, (MaxIdx<ImDrawIdx>::Value - DrawList._VtxCurrentIdx) / Renderer::VtxConsumed);
// make sure at least this many elements can be rendered to avoid situations where at the end of buffer this slow path is not taken all the time
if (cnt >= ImMin(64u, prims)) {
if (prims_culled >= cnt)
prims_culled -= cnt; // reuse previous reservation
else {
DrawList.PrimReserve((cnt - prims_culled) * Renderer::IdxConsumed, (cnt - prims_culled) * Renderer::VtxConsumed); // add more elements to previous reservation
prims_culled = 0;
}
}
else
{
if (prims_culled > 0) {
DrawList.PrimUnreserve(prims_culled * Renderer::IdxConsumed, prims_culled * Renderer::VtxConsumed);
prims_culled = 0;
}
cnt = ImMin(prims, (MaxIdx<ImDrawIdx>::Value - 0/*DrawList._VtxCurrentIdx*/) / Renderer::VtxConsumed);
DrawList.PrimReserve(cnt * Renderer::IdxConsumed, cnt * Renderer::VtxConsumed); // reserve new draw command
}
prims -= cnt;
for (unsigned int ie = idx + cnt; idx != ie; ++idx) {
if (!renderer(DrawList, cull_rect, uv, idx))
prims_culled++;
}
}
if (prims_culled > 0)
DrawList.PrimUnreserve(prims_culled * Renderer::IdxConsumed, prims_culled * Renderer::VtxConsumed);
}
template <typename Getter, typename Transformer>
IMPLOT_INLINE void RenderLineStrip(const Getter& getter, const Transformer& transformer, ImDrawList& DrawList, float line_weight, ImU32 col) {
ImPlotContext& gp = *GImPlot;
if (ImHasFlag(gp.CurrentPlot->Flags, ImPlotFlags_AntiAliased) || gp.Style.AntiAliasedLines) {
ImVec2 p1 = transformer(getter(0));
for (int i = 1; i < getter.Count; ++i) {
ImVec2 p2 = transformer(getter(i));
if (gp.CurrentPlot->PlotRect.Overlaps(ImRect(ImMin(p1, p2), ImMax(p1, p2))))
DrawList.AddLine(p1, p2, col, line_weight);
p1 = p2;
}
}
else {
RenderPrimitives(LineStripRenderer<Getter,Transformer>(getter, transformer, col, line_weight), DrawList, gp.CurrentPlot->PlotRect);
}
}
template <typename Getter1, typename Getter2, typename Transformer>
IMPLOT_INLINE void RenderLineSegments(const Getter1& getter1, const Getter2& getter2, const Transformer& transformer, ImDrawList& DrawList, float line_weight, ImU32 col) {
ImPlotContext& gp = *GImPlot;
if (ImHasFlag(gp.CurrentPlot->Flags, ImPlotFlags_AntiAliased) || gp.Style.AntiAliasedLines) {
int I = ImMin(getter1.Count, getter2.Count);
for (int i = 0; i < I; ++i) {
ImVec2 p1 = transformer(getter1(i));
ImVec2 p2 = transformer(getter2(i));
if (gp.CurrentPlot->PlotRect.Overlaps(ImRect(ImMin(p1, p2), ImMax(p1, p2))))
DrawList.AddLine(p1, p2, col, line_weight);
}
}
else {
RenderPrimitives(LineSegmentsRenderer<Getter1,Getter2,Transformer>(getter1, getter2, transformer, col, line_weight), DrawList, gp.CurrentPlot->PlotRect);
}
}
template <typename Getter, typename Transformer>
IMPLOT_INLINE void RenderStairs(const Getter& getter, const Transformer& transformer, ImDrawList& DrawList, float line_weight, ImU32 col) {
ImPlotContext& gp = *GImPlot;
if (ImHasFlag(gp.CurrentPlot->Flags, ImPlotFlags_AntiAliased) || gp.Style.AntiAliasedLines) {
ImVec2 p1 = transformer(getter(0));
for (int i = 1; i < getter.Count; ++i) {
ImVec2 p2 = transformer(getter(i));
if (gp.CurrentPlot->PlotRect.Overlaps(ImRect(ImMin(p1, p2), ImMax(p1, p2)))) {
ImVec2 p12(p2.x, p1.y);
DrawList.AddLine(p1, p12, col, line_weight);
DrawList.AddLine(p12, p2, col, line_weight);
}
p1 = p2;
}
}
else {
RenderPrimitives(StairsRenderer<Getter,Transformer>(getter, transformer, col, line_weight), DrawList, gp.CurrentPlot->PlotRect);
}
}
//-----------------------------------------------------------------------------
// MARKER RENDERERS
//-----------------------------------------------------------------------------
IMPLOT_INLINE void TransformMarker(ImVec2* points, int n, const ImVec2& c, float s) {
for (int i = 0; i < n; ++i) {
points[i].x = c.x + points[i].x * s;
points[i].y = c.y + points[i].y * s;
}
}
IMPLOT_INLINE void RenderMarkerGeneral(ImDrawList& DrawList, ImVec2* points, int n, const ImVec2& c, float s, bool outline, ImU32 col_outline, bool fill, ImU32 col_fill, float weight) {
TransformMarker(points, n, c, s);
if (fill)
DrawList.AddConvexPolyFilled(points, n, col_fill);
if (outline && !(fill && col_outline == col_fill)) {
for (int i = 0; i < n; ++i)
DrawList.AddLine(points[i], points[(i+1)%n], col_outline, weight);
}
}
IMPLOT_INLINE void RenderMarkerCircle(ImDrawList& DrawList, const ImVec2& c, float s, bool outline, ImU32 col_outline, bool fill, ImU32 col_fill, float weight) {
ImVec2 marker[10] = {ImVec2(1.0f, 0.0f),
ImVec2(0.809017f, 0.58778524f),
ImVec2(0.30901697f, 0.95105654f),
ImVec2(-0.30901703f, 0.9510565f),
ImVec2(-0.80901706f, 0.5877852f),
ImVec2(-1.0f, 0.0f),
ImVec2(-0.80901694f, -0.58778536f),
ImVec2(-0.3090171f, -0.9510565f),
ImVec2(0.30901712f, -0.9510565f),
ImVec2(0.80901694f, -0.5877853f)};
RenderMarkerGeneral(DrawList, marker, 10, c, s, outline, col_outline, fill, col_fill, weight);
}
IMPLOT_INLINE void RenderMarkerDiamond(ImDrawList& DrawList, const ImVec2& c, float s, bool outline, ImU32 col_outline, bool fill, ImU32 col_fill, float weight) {
ImVec2 marker[4] = {ImVec2(1, 0), ImVec2(0, -1), ImVec2(-1, 0), ImVec2(0, 1)};
RenderMarkerGeneral(DrawList, marker, 4, c, s, outline, col_outline, fill, col_fill, weight);
}
IMPLOT_INLINE void RenderMarkerSquare(ImDrawList& DrawList, const ImVec2& c, float s, bool outline, ImU32 col_outline, bool fill, ImU32 col_fill, float weight) {
ImVec2 marker[4] = {ImVec2(SQRT_1_2,SQRT_1_2),ImVec2(SQRT_1_2,-SQRT_1_2),ImVec2(-SQRT_1_2,-SQRT_1_2),ImVec2(-SQRT_1_2,SQRT_1_2)};
RenderMarkerGeneral(DrawList, marker, 4, c, s, outline, col_outline, fill, col_fill, weight);
}
IMPLOT_INLINE void RenderMarkerUp(ImDrawList& DrawList, const ImVec2& c, float s, bool outline, ImU32 col_outline, bool fill, ImU32 col_fill, float weight) {
ImVec2 marker[3] = {ImVec2(SQRT_3_2,0.5f),ImVec2(0,-1),ImVec2(-SQRT_3_2,0.5f)};
RenderMarkerGeneral(DrawList, marker, 3, c, s, outline, col_outline, fill, col_fill, weight);
}
IMPLOT_INLINE void RenderMarkerDown(ImDrawList& DrawList, const ImVec2& c, float s, bool outline, ImU32 col_outline, bool fill, ImU32 col_fill, float weight) {
ImVec2 marker[3] = {ImVec2(SQRT_3_2,-0.5f),ImVec2(0,1),ImVec2(-SQRT_3_2,-0.5f)};
RenderMarkerGeneral(DrawList, marker, 3, c, s, outline, col_outline, fill, col_fill, weight);
}
IMPLOT_INLINE void RenderMarkerLeft(ImDrawList& DrawList, const ImVec2& c, float s, bool outline, ImU32 col_outline, bool fill, ImU32 col_fill, float weight) {
ImVec2 marker[3] = {ImVec2(-1,0), ImVec2(0.5, SQRT_3_2), ImVec2(0.5, -SQRT_3_2)};
RenderMarkerGeneral(DrawList, marker, 3, c, s, outline, col_outline, fill, col_fill, weight);
}
IMPLOT_INLINE void RenderMarkerRight(ImDrawList& DrawList, const ImVec2& c, float s, bool outline, ImU32 col_outline, bool fill, ImU32 col_fill, float weight) {
ImVec2 marker[3] = {ImVec2(1,0), ImVec2(-0.5, SQRT_3_2), ImVec2(-0.5, -SQRT_3_2)};
RenderMarkerGeneral(DrawList, marker, 3, c, s, outline, col_outline, fill, col_fill, weight);
}
IMPLOT_INLINE void RenderMarkerAsterisk(ImDrawList& DrawList, const ImVec2& c, float s, bool /*outline*/, ImU32 col_outline, bool /*fill*/, ImU32 /*col_fill*/, float weight) {
ImVec2 marker[6] = {ImVec2(SQRT_3_2, 0.5f), ImVec2(0, -1), ImVec2(-SQRT_3_2, 0.5f), ImVec2(SQRT_3_2, -0.5f), ImVec2(0, 1), ImVec2(-SQRT_3_2, -0.5f)};
TransformMarker(marker, 6, c, s);
DrawList.AddLine(marker[0], marker[5], col_outline, weight);
DrawList.AddLine(marker[1], marker[4], col_outline, weight);
DrawList.AddLine(marker[2], marker[3], col_outline, weight);
}
IMPLOT_INLINE void RenderMarkerPlus(ImDrawList& DrawList, const ImVec2& c, float s, bool /*outline*/, ImU32 col_outline, bool /*fill*/, ImU32 /*col_fill*/, float weight) {
ImVec2 marker[4] = {ImVec2(1, 0), ImVec2(0, -1), ImVec2(-1, 0), ImVec2(0, 1)};
TransformMarker(marker, 4, c, s);
DrawList.AddLine(marker[0], marker[2], col_outline, weight);
DrawList.AddLine(marker[1], marker[3], col_outline, weight);
}
IMPLOT_INLINE void RenderMarkerCross(ImDrawList& DrawList, const ImVec2& c, float s, bool /*outline*/, ImU32 col_outline, bool /*fill*/, ImU32 /*col_fill*/, float weight) {
ImVec2 marker[4] = {ImVec2(SQRT_1_2,SQRT_1_2),ImVec2(SQRT_1_2,-SQRT_1_2),ImVec2(-SQRT_1_2,-SQRT_1_2),ImVec2(-SQRT_1_2,SQRT_1_2)};
TransformMarker(marker, 4, c, s);
DrawList.AddLine(marker[0], marker[2], col_outline, weight);
DrawList.AddLine(marker[1], marker[3], col_outline, weight);
}
template <typename Transformer, typename Getter>
IMPLOT_INLINE void RenderMarkers(Getter getter, Transformer transformer, ImDrawList& DrawList, ImPlotMarker marker, float size, bool rend_mk_line, ImU32 col_mk_line, float weight, bool rend_mk_fill, ImU32 col_mk_fill) {
static void (*marker_table[ImPlotMarker_COUNT])(ImDrawList&, const ImVec2&, float s, bool, ImU32, bool, ImU32, float) = {
RenderMarkerCircle,
RenderMarkerSquare,
RenderMarkerDiamond ,
RenderMarkerUp ,
RenderMarkerDown ,
RenderMarkerLeft,
RenderMarkerRight,
RenderMarkerCross,
RenderMarkerPlus,
RenderMarkerAsterisk
};
ImPlotContext& gp = *GImPlot;
const ImRect& rect = gp.CurrentPlot->PlotRect;
for (int i = 0; i < getter.Count; ++i) {
ImVec2 c = transformer(getter(i));
if (c.x >= rect.Min.x && c.y >= rect.Min.y && c.x <= rect.Max.x && c.y <= rect.Max.y)
marker_table[marker](DrawList, c, size, rend_mk_line, col_mk_line, rend_mk_fill, col_mk_fill, weight);
}
}
//-----------------------------------------------------------------------------
// PLOT LINE
//-----------------------------------------------------------------------------
template <typename Getter>
IMPLOT_INLINE void PlotLineEx(const char* label_id, const Getter& getter) {
if (BeginItem(label_id, ImPlotCol_Line)) {
if (FitThisFrame()) {
for (int i = 0; i < getter.Count; ++i) {
ImPlotPoint p = getter(i);
FitPoint(p);
}
}
const ImPlotNextItemData& s = GetItemData();
ImDrawList& DrawList = *GetPlotDrawList();
if (getter.Count > 1 && s.RenderLine) {
const ImU32 col_line = ImGui::GetColorU32(s.Colors[ImPlotCol_Line]);
switch (GetCurrentScale()) {
case ImPlotScale_LinLin: RenderLineStrip(getter, TransformerLinLin(), DrawList, s.LineWeight, col_line); break;
case ImPlotScale_LogLin: RenderLineStrip(getter, TransformerLogLin(), DrawList, s.LineWeight, col_line); break;
case ImPlotScale_LinLog: RenderLineStrip(getter, TransformerLinLog(), DrawList, s.LineWeight, col_line); break;
case ImPlotScale_LogLog: RenderLineStrip(getter, TransformerLogLog(), DrawList, s.LineWeight, col_line); break;
}
}
// render markers
if (s.Marker != ImPlotMarker_None) {
PopPlotClipRect();
PushPlotClipRect(s.MarkerSize);
const ImU32 col_line = ImGui::GetColorU32(s.Colors[ImPlotCol_MarkerOutline]);
const ImU32 col_fill = ImGui::GetColorU32(s.Colors[ImPlotCol_MarkerFill]);
switch (GetCurrentScale()) {
case ImPlotScale_LinLin: RenderMarkers(getter, TransformerLinLin(), DrawList, s.Marker, s.MarkerSize, s.RenderMarkerLine, col_line, s.MarkerWeight, s.RenderMarkerFill, col_fill); break;
case ImPlotScale_LogLin: RenderMarkers(getter, TransformerLogLin(), DrawList, s.Marker, s.MarkerSize, s.RenderMarkerLine, col_line, s.MarkerWeight, s.RenderMarkerFill, col_fill); break;
case ImPlotScale_LinLog: RenderMarkers(getter, TransformerLinLog(), DrawList, s.Marker, s.MarkerSize, s.RenderMarkerLine, col_line, s.MarkerWeight, s.RenderMarkerFill, col_fill); break;
case ImPlotScale_LogLog: RenderMarkers(getter, TransformerLogLog(), DrawList, s.Marker, s.MarkerSize, s.RenderMarkerLine, col_line, s.MarkerWeight, s.RenderMarkerFill, col_fill); break;
}
}
EndItem();
}
}
template <typename T>
void PlotLine(const char* label_id, const T* values, int count, double xscale, double x0, int offset, int stride) {
GetterYs<T> getter(values,count,xscale,x0,offset,stride);
PlotLineEx(label_id, getter);
}
template IMPLOT_API void PlotLine<ImS8> (const char* label_id, const ImS8* values, int count, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotLine<ImU8> (const char* label_id, const ImU8* values, int count, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotLine<ImS16>(const char* label_id, const ImS16* values, int count, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotLine<ImU16>(const char* label_id, const ImU16* values, int count, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotLine<ImS32>(const char* label_id, const ImS32* values, int count, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotLine<ImU32>(const char* label_id, const ImU32* values, int count, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotLine<ImS64>(const char* label_id, const ImS64* values, int count, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotLine<ImU64>(const char* label_id, const ImU64* values, int count, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotLine<float>(const char* label_id, const float* values, int count, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotLine<double>(const char* label_id, const double* values, int count, double xscale, double x0, int offset, int stride);
template <typename T>
void PlotLine(const char* label_id, const T* xs, const T* ys, int count, int offset, int stride) {
GetterXsYs<T> getter(xs,ys,count,offset,stride);
return PlotLineEx(label_id, getter);
}
template IMPLOT_API void PlotLine<ImS8>(const char* label_id, const ImS8* xs, const ImS8* ys, int count, int offset, int stride);
template IMPLOT_API void PlotLine<ImU8>(const char* label_id, const ImU8* xs, const ImU8* ys, int count, int offset, int stride);
template IMPLOT_API void PlotLine<ImS16>(const char* label_id, const ImS16* xs, const ImS16* ys, int count, int offset, int stride);
template IMPLOT_API void PlotLine<ImU16>(const char* label_id, const ImU16* xs, const ImU16* ys, int count, int offset, int stride);
template IMPLOT_API void PlotLine<ImS32>(const char* label_id, const ImS32* xs, const ImS32* ys, int count, int offset, int stride);
template IMPLOT_API void PlotLine<ImU32>(const char* label_id, const ImU32* xs, const ImU32* ys, int count, int offset, int stride);
template IMPLOT_API void PlotLine<ImS64>(const char* label_id, const ImS64* xs, const ImS64* ys, int count, int offset, int stride);
template IMPLOT_API void PlotLine<ImU64>(const char* label_id, const ImU64* xs, const ImU64* ys, int count, int offset, int stride);
template IMPLOT_API void PlotLine<float>(const char* label_id, const float* xs, const float* ys, int count, int offset, int stride);
template IMPLOT_API void PlotLine<double>(const char* label_id, const double* xs, const double* ys, int count, int offset, int stride);
// custom
void PlotLineG(const char* label_id, ImPlotPoint (*getter_func)(void* data, int idx), void* data, int count) {
GetterFuncPtr getter(getter_func,data, count);
return PlotLineEx(label_id, getter);
}
//-----------------------------------------------------------------------------
// PLOT SCATTER
//-----------------------------------------------------------------------------
template <typename Getter>
IMPLOT_INLINE void PlotScatterEx(const char* label_id, const Getter& getter) {
if (BeginItem(label_id, ImPlotCol_MarkerOutline)) {
if (FitThisFrame()) {
for (int i = 0; i < getter.Count; ++i) {
ImPlotPoint p = getter(i);
FitPoint(p);
}
}
const ImPlotNextItemData& s = GetItemData();
ImDrawList& DrawList = *GetPlotDrawList();
// render markers
ImPlotMarker marker = s.Marker == ImPlotMarker_None ? ImPlotMarker_Circle : s.Marker;
if (marker != ImPlotMarker_None) {
PopPlotClipRect();
PushPlotClipRect(s.MarkerSize);
const ImU32 col_line = ImGui::GetColorU32(s.Colors[ImPlotCol_MarkerOutline]);
const ImU32 col_fill = ImGui::GetColorU32(s.Colors[ImPlotCol_MarkerFill]);
switch (GetCurrentScale()) {
case ImPlotScale_LinLin: RenderMarkers(getter, TransformerLinLin(), DrawList, marker, s.MarkerSize, s.RenderMarkerLine, col_line, s.MarkerWeight, s.RenderMarkerFill, col_fill); break;
case ImPlotScale_LogLin: RenderMarkers(getter, TransformerLogLin(), DrawList, marker, s.MarkerSize, s.RenderMarkerLine, col_line, s.MarkerWeight, s.RenderMarkerFill, col_fill); break;
case ImPlotScale_LinLog: RenderMarkers(getter, TransformerLinLog(), DrawList, marker, s.MarkerSize, s.RenderMarkerLine, col_line, s.MarkerWeight, s.RenderMarkerFill, col_fill); break;
case ImPlotScale_LogLog: RenderMarkers(getter, TransformerLogLog(), DrawList, marker, s.MarkerSize, s.RenderMarkerLine, col_line, s.MarkerWeight, s.RenderMarkerFill, col_fill); break;
}
}
EndItem();
}
}
template <typename T>
void PlotScatter(const char* label_id, const T* values, int count, double xscale, double x0, int offset, int stride) {
GetterYs<T> getter(values,count,xscale,x0,offset,stride);
PlotScatterEx(label_id, getter);
}
template IMPLOT_API void PlotScatter<ImS8>(const char* label_id, const ImS8* values, int count, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotScatter<ImU8>(const char* label_id, const ImU8* values, int count, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotScatter<ImS16>(const char* label_id, const ImS16* values, int count, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotScatter<ImU16>(const char* label_id, const ImU16* values, int count, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotScatter<ImS32>(const char* label_id, const ImS32* values, int count, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotScatter<ImU32>(const char* label_id, const ImU32* values, int count, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotScatter<ImS64>(const char* label_id, const ImS64* values, int count, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotScatter<ImU64>(const char* label_id, const ImU64* values, int count, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotScatter<float>(const char* label_id, const float* values, int count, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotScatter<double>(const char* label_id, const double* values, int count, double xscale, double x0, int offset, int stride);
template <typename T>
void PlotScatter(const char* label_id, const T* xs, const T* ys, int count, int offset, int stride) {
GetterXsYs<T> getter(xs,ys,count,offset,stride);
return PlotScatterEx(label_id, getter);
}
template IMPLOT_API void PlotScatter<ImS8>(const char* label_id, const ImS8* xs, const ImS8* ys, int count, int offset, int stride);
template IMPLOT_API void PlotScatter<ImU8>(const char* label_id, const ImU8* xs, const ImU8* ys, int count, int offset, int stride);
template IMPLOT_API void PlotScatter<ImS16>(const char* label_id, const ImS16* xs, const ImS16* ys, int count, int offset, int stride);
template IMPLOT_API void PlotScatter<ImU16>(const char* label_id, const ImU16* xs, const ImU16* ys, int count, int offset, int stride);
template IMPLOT_API void PlotScatter<ImS32>(const char* label_id, const ImS32* xs, const ImS32* ys, int count, int offset, int stride);
template IMPLOT_API void PlotScatter<ImU32>(const char* label_id, const ImU32* xs, const ImU32* ys, int count, int offset, int stride);
template IMPLOT_API void PlotScatter<ImS64>(const char* label_id, const ImS64* xs, const ImS64* ys, int count, int offset, int stride);
template IMPLOT_API void PlotScatter<ImU64>(const char* label_id, const ImU64* xs, const ImU64* ys, int count, int offset, int stride);
template IMPLOT_API void PlotScatter<float>(const char* label_id, const float* xs, const float* ys, int count, int offset, int stride);
template IMPLOT_API void PlotScatter<double>(const char* label_id, const double* xs, const double* ys, int count, int offset, int stride);
// custom
void PlotScatterG(const char* label_id, ImPlotPoint (*getter_func)(void* data, int idx), void* data, int count) {
GetterFuncPtr getter(getter_func,data, count);
return PlotScatterEx(label_id, getter);
}
//-----------------------------------------------------------------------------
// PLOT STAIRS
//-----------------------------------------------------------------------------
template <typename Getter>
IMPLOT_INLINE void PlotStairsEx(const char* label_id, const Getter& getter) {
if (BeginItem(label_id, ImPlotCol_Line)) {
if (FitThisFrame()) {
for (int i = 0; i < getter.Count; ++i) {
ImPlotPoint p = getter(i);
FitPoint(p);
}
}
const ImPlotNextItemData& s = GetItemData();
ImDrawList& DrawList = *GetPlotDrawList();
if (getter.Count > 1 && s.RenderLine) {
const ImU32 col_line = ImGui::GetColorU32(s.Colors[ImPlotCol_Line]);
switch (GetCurrentScale()) {
case ImPlotScale_LinLin: RenderStairs(getter, TransformerLinLin(), DrawList, s.LineWeight, col_line); break;
case ImPlotScale_LogLin: RenderStairs(getter, TransformerLogLin(), DrawList, s.LineWeight, col_line); break;
case ImPlotScale_LinLog: RenderStairs(getter, TransformerLinLog(), DrawList, s.LineWeight, col_line); break;
case ImPlotScale_LogLog: RenderStairs(getter, TransformerLogLog(), DrawList, s.LineWeight, col_line); break;
}
}
// render markers
if (s.Marker != ImPlotMarker_None) {
PopPlotClipRect();
PushPlotClipRect(s.MarkerSize);
const ImU32 col_line = ImGui::GetColorU32(s.Colors[ImPlotCol_MarkerOutline]);
const ImU32 col_fill = ImGui::GetColorU32(s.Colors[ImPlotCol_MarkerFill]);
switch (GetCurrentScale()) {
case ImPlotScale_LinLin: RenderMarkers(getter, TransformerLinLin(), DrawList, s.Marker, s.MarkerSize, s.RenderMarkerLine, col_line, s.MarkerWeight, s.RenderMarkerFill, col_fill); break;
case ImPlotScale_LogLin: RenderMarkers(getter, TransformerLogLin(), DrawList, s.Marker, s.MarkerSize, s.RenderMarkerLine, col_line, s.MarkerWeight, s.RenderMarkerFill, col_fill); break;
case ImPlotScale_LinLog: RenderMarkers(getter, TransformerLinLog(), DrawList, s.Marker, s.MarkerSize, s.RenderMarkerLine, col_line, s.MarkerWeight, s.RenderMarkerFill, col_fill); break;
case ImPlotScale_LogLog: RenderMarkers(getter, TransformerLogLog(), DrawList, s.Marker, s.MarkerSize, s.RenderMarkerLine, col_line, s.MarkerWeight, s.RenderMarkerFill, col_fill); break;
}
}
EndItem();
}
}
template <typename T>
void PlotStairs(const char* label_id, const T* values, int count, double xscale, double x0, int offset, int stride) {
GetterYs<T> getter(values,count,xscale,x0,offset,stride);
PlotStairsEx(label_id, getter);
}
template IMPLOT_API void PlotStairs<ImS8> (const char* label_id, const ImS8* values, int count, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotStairs<ImU8> (const char* label_id, const ImU8* values, int count, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotStairs<ImS16>(const char* label_id, const ImS16* values, int count, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotStairs<ImU16>(const char* label_id, const ImU16* values, int count, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotStairs<ImS32>(const char* label_id, const ImS32* values, int count, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotStairs<ImU32>(const char* label_id, const ImU32* values, int count, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotStairs<ImS64>(const char* label_id, const ImS64* values, int count, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotStairs<ImU64>(const char* label_id, const ImU64* values, int count, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotStairs<float>(const char* label_id, const float* values, int count, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotStairs<double>(const char* label_id, const double* values, int count, double xscale, double x0, int offset, int stride);
template <typename T>
void PlotStairs(const char* label_id, const T* xs, const T* ys, int count, int offset, int stride) {
GetterXsYs<T> getter(xs,ys,count,offset,stride);
return PlotStairsEx(label_id, getter);
}
template IMPLOT_API void PlotStairs<ImS8>(const char* label_id, const ImS8* xs, const ImS8* ys, int count, int offset, int stride);
template IMPLOT_API void PlotStairs<ImU8>(const char* label_id, const ImU8* xs, const ImU8* ys, int count, int offset, int stride);
template IMPLOT_API void PlotStairs<ImS16>(const char* label_id, const ImS16* xs, const ImS16* ys, int count, int offset, int stride);
template IMPLOT_API void PlotStairs<ImU16>(const char* label_id, const ImU16* xs, const ImU16* ys, int count, int offset, int stride);
template IMPLOT_API void PlotStairs<ImS32>(const char* label_id, const ImS32* xs, const ImS32* ys, int count, int offset, int stride);
template IMPLOT_API void PlotStairs<ImU32>(const char* label_id, const ImU32* xs, const ImU32* ys, int count, int offset, int stride);
template IMPLOT_API void PlotStairs<ImS64>(const char* label_id, const ImS64* xs, const ImS64* ys, int count, int offset, int stride);
template IMPLOT_API void PlotStairs<ImU64>(const char* label_id, const ImU64* xs, const ImU64* ys, int count, int offset, int stride);
template IMPLOT_API void PlotStairs<float>(const char* label_id, const float* xs, const float* ys, int count, int offset, int stride);
template IMPLOT_API void PlotStairs<double>(const char* label_id, const double* xs, const double* ys, int count, int offset, int stride);
// custom
void PlotStairsG(const char* label_id, ImPlotPoint (*getter_func)(void* data, int idx), void* data, int count) {
GetterFuncPtr getter(getter_func,data, count);
return PlotStairsEx(label_id, getter);
}
//-----------------------------------------------------------------------------
// PLOT SHADED
//-----------------------------------------------------------------------------
template <typename Getter1, typename Getter2>
IMPLOT_INLINE void PlotShadedEx(const char* label_id, const Getter1& getter1, const Getter2& getter2, bool fit2) {
if (BeginItem(label_id, ImPlotCol_Fill)) {
if (FitThisFrame()) {
for (int i = 0; i < getter1.Count; ++i)
FitPoint(getter1(i));
if (fit2) {
for (int i = 0; i < getter2.Count; ++i)
FitPoint(getter2(i));
}
}
const ImPlotNextItemData& s = GetItemData();
ImDrawList & DrawList = *GetPlotDrawList();
if (s.RenderFill) {
ImU32 col = ImGui::GetColorU32(s.Colors[ImPlotCol_Fill]);
switch (GetCurrentScale()) {
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->CurrentPlot->PlotRect); 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->CurrentPlot->PlotRect); break;
}
}
EndItem();
}
}
template <typename T>
void PlotShaded(const char* label_id, const T* values, int count, double y_ref, double xscale, double x0, int offset, int stride) {
bool fit2 = true;
if (y_ref == -HUGE_VAL) {
fit2 = false;
y_ref = GetPlotLimits().Y.Min;
}
if (y_ref == HUGE_VAL) {
fit2 = false;
y_ref = GetPlotLimits().Y.Max;
}
GetterYs<T> getter1(values,count,xscale,x0,offset,stride);
GetterYRef getter2(y_ref,count,xscale,x0);
PlotShadedEx(label_id, getter1, getter2, fit2);
}
template IMPLOT_API void PlotShaded<ImS8>(const char* label_id, const ImS8* values, int count, double y_ref, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotShaded<ImU8>(const char* label_id, const ImU8* values, int count, double y_ref, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotShaded<ImS16>(const char* label_id, const ImS16* values, int count, double y_ref, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotShaded<ImU16>(const char* label_id, const ImU16* values, int count, double y_ref, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotShaded<ImS32>(const char* label_id, const ImS32* values, int count, double y_ref, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotShaded<ImU32>(const char* label_id, const ImU32* values, int count, double y_ref, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotShaded<ImS64>(const char* label_id, const ImS64* values, int count, double y_ref, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotShaded<ImU64>(const char* label_id, const ImU64* values, int count, double y_ref, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotShaded<float>(const char* label_id, const float* values, int count, double y_ref, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotShaded<double>(const char* label_id, const double* values, int count, double y_ref, double xscale, double x0, int offset, int stride);
template <typename T>
void PlotShaded(const char* label_id, const T* xs, const T* ys, int count, double y_ref, int offset, int stride) {
bool fit2 = true;
if (y_ref == -HUGE_VAL) {
fit2 = false;
y_ref = GetPlotLimits().Y.Min;
}
if (y_ref == HUGE_VAL) {
fit2 = false;
y_ref = GetPlotLimits().Y.Max;
}
GetterXsYs<T> getter1(xs, ys, count, offset, stride);
GetterXsYRef<T> getter2(xs, y_ref, count, offset, stride);
PlotShadedEx(label_id, getter1, getter2, fit2);
}
template IMPLOT_API void PlotShaded<ImS8>(const char* label_id, const ImS8* xs, const ImS8* ys, int count, double y_ref, int offset, int stride);
template IMPLOT_API void PlotShaded<ImU8>(const char* label_id, const ImU8* xs, const ImU8* ys, int count, double y_ref, int offset, int stride);
template IMPLOT_API void PlotShaded<ImS16>(const char* label_id, const ImS16* xs, const ImS16* ys, int count, double y_ref, int offset, int stride);
template IMPLOT_API void PlotShaded<ImU16>(const char* label_id, const ImU16* xs, const ImU16* ys, int count, double y_ref, int offset, int stride);
template IMPLOT_API void PlotShaded<ImS32>(const char* label_id, const ImS32* xs, const ImS32* ys, int count, double y_ref, int offset, int stride);
template IMPLOT_API void PlotShaded<ImU32>(const char* label_id, const ImU32* xs, const ImU32* ys, int count, double y_ref, int offset, int stride);
template IMPLOT_API void PlotShaded<ImS64>(const char* label_id, const ImS64* xs, const ImS64* ys, int count, double y_ref, int offset, int stride);
template IMPLOT_API void PlotShaded<ImU64>(const char* label_id, const ImU64* xs, const ImU64* ys, int count, double y_ref, int offset, int stride);
template IMPLOT_API void PlotShaded<float>(const char* label_id, const float* xs, const float* ys, int count, double y_ref, int offset, int stride);
template IMPLOT_API void PlotShaded<double>(const char* label_id, const double* xs, const double* ys, int count, double y_ref, int offset, int stride);
template <typename T>
void PlotShaded(const char* label_id, const T* xs, const T* ys1, const T* ys2, int count, int offset, int stride) {
GetterXsYs<T> getter1(xs, ys1, count, offset, stride);
GetterXsYs<T> getter2(xs, ys2, count, offset, stride);
PlotShadedEx(label_id, getter1, getter2, true);
}
template IMPLOT_API void PlotShaded<ImS8>(const char* label_id, const ImS8* xs, const ImS8* ys1, const ImS8* ys2, int count, int offset, int stride);
template IMPLOT_API void PlotShaded<ImU8>(const char* label_id, const ImU8* xs, const ImU8* ys1, const ImU8* ys2, int count, int offset, int stride);
template IMPLOT_API void PlotShaded<ImS16>(const char* label_id, const ImS16* xs, const ImS16* ys1, const ImS16* ys2, int count, int offset, int stride);
template IMPLOT_API void PlotShaded<ImU16>(const char* label_id, const ImU16* xs, const ImU16* ys1, const ImU16* ys2, int count, int offset, int stride);
template IMPLOT_API void PlotShaded<ImS32>(const char* label_id, const ImS32* xs, const ImS32* ys1, const ImS32* ys2, int count, int offset, int stride);
template IMPLOT_API void PlotShaded<ImU32>(const char* label_id, const ImU32* xs, const ImU32* ys1, const ImU32* ys2, int count, int offset, int stride);
template IMPLOT_API void PlotShaded<ImS64>(const char* label_id, const ImS64* xs, const ImS64* ys1, const ImS64* ys2, int count, int offset, int stride);
template IMPLOT_API void PlotShaded<ImU64>(const char* label_id, const ImU64* xs, const ImU64* ys1, const ImU64* ys2, int count, int offset, int stride);
template IMPLOT_API void PlotShaded<float>(const char* label_id, const float* xs, const float* ys1, const float* ys2, int count, int offset, int stride);
template IMPLOT_API void PlotShaded<double>(const char* label_id, const double* xs, const double* ys1, const double* ys2, int count, int offset, int stride);
// custom
void PlotShadedG(const char* label_id, ImPlotPoint (*g1)(void* data, int idx), void* data1, ImPlotPoint (*g2)(void* data, int idx), void* data2, int count) {
GetterFuncPtr getter1(g1, data1, count);
GetterFuncPtr getter2(g2, data2, count);
PlotShadedEx(label_id, getter1, getter2, true);
}
//-----------------------------------------------------------------------------
// PLOT BAR
//-----------------------------------------------------------------------------
// TODO: Migrate to RenderPrimitives
template <typename Getter>
void PlotBarsEx(const char* label_id, const Getter& getter, double width) {
if (BeginItem(label_id, ImPlotCol_Fill)) {
const double half_width = width / 2;
if (FitThisFrame()) {
for (int i = 0; i < getter.Count; ++i) {
ImPlotPoint p = getter(i);
FitPoint(ImPlotPoint(p.x - half_width, p.y));
FitPoint(ImPlotPoint(p.x + half_width, 0));
}
}
const ImPlotNextItemData& s = GetItemData();
ImDrawList& DrawList = *GetPlotDrawList();
ImU32 col_line = ImGui::GetColorU32(s.Colors[ImPlotCol_Line]);
ImU32 col_fill = ImGui::GetColorU32(s.Colors[ImPlotCol_Fill]);
bool rend_line = s.RenderLine;
if (s.RenderFill && col_line == col_fill)
rend_line = false;
for (int i = 0; i < getter.Count; ++i) {
ImPlotPoint p = getter(i);
if (p.y == 0)
continue;
ImVec2 a = PlotToPixels(p.x - half_width, p.y);
ImVec2 b = PlotToPixels(p.x + half_width, 0);
float width_px = ImAbs(a.x-b.x);
if (width_px < 1.0f) {
a.x += a.x > b.x ? (1-width_px) / 2 : (width_px-1) / 2;
b.x += b.x > a.x ? (1-width_px) / 2 : (width_px-1) / 2;
}
// a.x = IM_ROUND(a.x);
// b.x = IM_ROUND(b.x);
if (s.RenderFill)
DrawList.AddRectFilled(a, b, col_fill);
if (rend_line)
DrawList.AddRect(a, b, col_line, 0, ImDrawFlags_RoundCornersAll, s.LineWeight);
}
EndItem();
}
}
template <typename T>
void PlotBars(const char* label_id, const T* values, int count, double width, double shift, int offset, int stride) {
GetterBarV<T> getter(values,shift,count,offset,stride);
PlotBarsEx(label_id, getter, width);
}
template IMPLOT_API void PlotBars<ImS8>(const char* label_id, const ImS8* values, int count, double width, double shift, int offset, int stride);
template IMPLOT_API void PlotBars<ImU8>(const char* label_id, const ImU8* values, int count, double width, double shift, int offset, int stride);
template IMPLOT_API void PlotBars<ImS16>(const char* label_id, const ImS16* values, int count, double width, double shift, int offset, int stride);
template IMPLOT_API void PlotBars<ImU16>(const char* label_id, const ImU16* values, int count, double width, double shift, int offset, int stride);
template IMPLOT_API void PlotBars<ImS32>(const char* label_id, const ImS32* values, int count, double width, double shift, int offset, int stride);
template IMPLOT_API void PlotBars<ImU32>(const char* label_id, const ImU32* values, int count, double width, double shift, int offset, int stride);
template IMPLOT_API void PlotBars<ImS64>(const char* label_id, const ImS64* values, int count, double width, double shift, int offset, int stride);
template IMPLOT_API void PlotBars<ImU64>(const char* label_id, const ImU64* values, int count, double width, double shift, int offset, int stride);
template IMPLOT_API void PlotBars<float>(const char* label_id, const float* values, int count, double width, double shift, int offset, int stride);
template IMPLOT_API void PlotBars<double>(const char* label_id, const double* values, int count, double width, double shift, int offset, int stride);
template <typename T>
void PlotBars(const char* label_id, const T* xs, const T* ys, int count, double width, int offset, int stride) {
GetterXsYs<T> getter(xs,ys,count,offset,stride);
PlotBarsEx(label_id, getter, width);
}
template IMPLOT_API void PlotBars<ImS8>(const char* label_id, const ImS8* xs, const ImS8* ys, int count, double width, int offset, int stride);
template IMPLOT_API void PlotBars<ImU8>(const char* label_id, const ImU8* xs, const ImU8* ys, int count, double width, int offset, int stride);
template IMPLOT_API void PlotBars<ImS16>(const char* label_id, const ImS16* xs, const ImS16* ys, int count, double width, int offset, int stride);
template IMPLOT_API void PlotBars<ImU16>(const char* label_id, const ImU16* xs, const ImU16* ys, int count, double width, int offset, int stride);
template IMPLOT_API void PlotBars<ImS32>(const char* label_id, const ImS32* xs, const ImS32* ys, int count, double width, int offset, int stride);
template IMPLOT_API void PlotBars<ImU32>(const char* label_id, const ImU32* xs, const ImU32* ys, int count, double width, int offset, int stride);
template IMPLOT_API void PlotBars<ImS64>(const char* label_id, const ImS64* xs, const ImS64* ys, int count, double width, int offset, int stride);
template IMPLOT_API void PlotBars<ImU64>(const char* label_id, const ImU64* xs, const ImU64* ys, int count, double width, int offset, int stride);
template IMPLOT_API void PlotBars<float>(const char* label_id, const float* xs, const float* ys, int count, double width, int offset, int stride);
template IMPLOT_API void PlotBars<double>(const char* label_id, const double* xs, const double* ys, int count, double width, int offset, int stride);
// custom
void PlotBarsG(const char* label_id, ImPlotPoint (*getter_func)(void* data, int idx), void* data, int count, double width) {
GetterFuncPtr getter(getter_func, data, count);
PlotBarsEx(label_id, getter, width);
}
//-----------------------------------------------------------------------------
// PLOT BAR H
//-----------------------------------------------------------------------------
// TODO: Migrate to RenderPrimitives
template <typename Getter, typename THeight>
void PlotBarsHEx(const char* label_id, const Getter& getter, THeight height) {
if (BeginItem(label_id, ImPlotCol_Fill)) {
const THeight half_height = height / 2;
if (FitThisFrame()) {
for (int i = 0; i < getter.Count; ++i) {
ImPlotPoint p = getter(i);
FitPoint(ImPlotPoint(0, p.y - half_height));
FitPoint(ImPlotPoint(p.x, p.y + half_height));
}
}
const ImPlotNextItemData& s = GetItemData();
ImDrawList& DrawList = *GetPlotDrawList();
ImU32 col_line = ImGui::GetColorU32(s.Colors[ImPlotCol_Line]);
ImU32 col_fill = ImGui::GetColorU32(s.Colors[ImPlotCol_Fill]);
bool rend_line = s.RenderLine;
if (s.RenderFill && col_line == col_fill)
rend_line = false;
for (int i = 0; i < getter.Count; ++i) {
ImPlotPoint p = getter(i);
if (p.x == 0)
continue;
ImVec2 a = PlotToPixels(0, p.y - half_height);
ImVec2 b = PlotToPixels(p.x, p.y + half_height);
if (s.RenderFill)
DrawList.AddRectFilled(a, b, col_fill);
if (rend_line)
DrawList.AddRect(a, b, col_line, 0, ImDrawFlags_RoundCornersAll, s.LineWeight);
}
EndItem();
}
}
template <typename T>
void PlotBarsH(const char* label_id, const T* values, int count, double height, double shift, int offset, int stride) {
GetterBarH<T> getter(values,shift,count,offset,stride);
PlotBarsHEx(label_id, getter, height);
}
template IMPLOT_API void PlotBarsH<ImS8>(const char* label_id, const ImS8* values, int count, double height, double shift, int offset, int stride);
template IMPLOT_API void PlotBarsH<ImU8>(const char* label_id, const ImU8* values, int count, double height, double shift, int offset, int stride);
template IMPLOT_API void PlotBarsH<ImS16>(const char* label_id, const ImS16* values, int count, double height, double shift, int offset, int stride);
template IMPLOT_API void PlotBarsH<ImU16>(const char* label_id, const ImU16* values, int count, double height, double shift, int offset, int stride);
template IMPLOT_API void PlotBarsH<ImS32>(const char* label_id, const ImS32* values, int count, double height, double shift, int offset, int stride);
template IMPLOT_API void PlotBarsH<ImU32>(const char* label_id, const ImU32* values, int count, double height, double shift, int offset, int stride);
template IMPLOT_API void PlotBarsH<ImS64>(const char* label_id, const ImS64* values, int count, double height, double shift, int offset, int stride);
template IMPLOT_API void PlotBarsH<ImU64>(const char* label_id, const ImU64* values, int count, double height, double shift, int offset, int stride);
template IMPLOT_API void PlotBarsH<float>(const char* label_id, const float* values, int count, double height, double shift, int offset, int stride);
template IMPLOT_API void PlotBarsH<double>(const char* label_id, const double* values, int count, double height, double shift, int offset, int stride);
template <typename T>
void PlotBarsH(const char* label_id, const T* xs, const T* ys, int count, double height, int offset, int stride) {
GetterXsYs<T> getter(xs,ys,count,offset,stride);
PlotBarsHEx(label_id, getter, height);
}
template IMPLOT_API void PlotBarsH<ImS8>(const char* label_id, const ImS8* xs, const ImS8* ys, int count, double height, int offset, int stride);
template IMPLOT_API void PlotBarsH<ImU8>(const char* label_id, const ImU8* xs, const ImU8* ys, int count, double height, int offset, int stride);
template IMPLOT_API void PlotBarsH<ImS16>(const char* label_id, const ImS16* xs, const ImS16* ys, int count, double height, int offset, int stride);
template IMPLOT_API void PlotBarsH<ImU16>(const char* label_id, const ImU16* xs, const ImU16* ys, int count, double height, int offset, int stride);
template IMPLOT_API void PlotBarsH<ImS32>(const char* label_id, const ImS32* xs, const ImS32* ys, int count, double height, int offset, int stride);
template IMPLOT_API void PlotBarsH<ImU32>(const char* label_id, const ImU32* xs, const ImU32* ys, int count, double height, int offset, int stride);
template IMPLOT_API void PlotBarsH<ImS64>(const char* label_id, const ImS64* xs, const ImS64* ys, int count, double height, int offset, int stride);
template IMPLOT_API void PlotBarsH<ImU64>(const char* label_id, const ImU64* xs, const ImU64* ys, int count, double height, int offset, int stride);
template IMPLOT_API void PlotBarsH<float>(const char* label_id, const float* xs, const float* ys, int count, double height, int offset, int stride);
template IMPLOT_API void PlotBarsH<double>(const char* label_id, const double* xs, const double* ys, int count, double height, int offset, int stride);
// custom
void PlotBarsHG(const char* label_id, ImPlotPoint (*getter_func)(void* data, int idx), void* data, int count, double height) {
GetterFuncPtr getter(getter_func, data, count);
PlotBarsHEx(label_id, getter, height);
}
//-----------------------------------------------------------------------------
// PLOT ERROR BARS
//-----------------------------------------------------------------------------
template <typename Getter>
void PlotErrorBarsEx(const char* label_id, const Getter& getter) {
if (BeginItem(label_id)) {
if (FitThisFrame()) {
for (int i = 0; i < getter.Count; ++i) {
ImPlotPointError e = getter(i);
FitPoint(ImPlotPoint(e.X , e.Y - e.Neg));
FitPoint(ImPlotPoint(e.X , e.Y + e.Pos ));
}
}
const ImPlotNextItemData& s = GetItemData();
ImDrawList& DrawList = *GetPlotDrawList();
const ImU32 col = ImGui::GetColorU32(s.Colors[ImPlotCol_ErrorBar]);
const bool rend_whisker = s.ErrorBarSize > 0;
const float half_whisker = s.ErrorBarSize * 0.5f;
for (int i = 0; i < getter.Count; ++i) {
ImPlotPointError e = getter(i);
ImVec2 p1 = PlotToPixels(e.X, e.Y - e.Neg);
ImVec2 p2 = PlotToPixels(e.X, e.Y + e.Pos);
DrawList.AddLine(p1,p2,col, s.ErrorBarWeight);
if (rend_whisker) {
DrawList.AddLine(p1 - ImVec2(half_whisker, 0), p1 + ImVec2(half_whisker, 0), col, s.ErrorBarWeight);
DrawList.AddLine(p2 - ImVec2(half_whisker, 0), p2 + ImVec2(half_whisker, 0), col, s.ErrorBarWeight);
}
}
EndItem();
}
}
template <typename T>
void PlotErrorBars(const char* label_id, const T* xs, const T* ys, const T* err, int count, int offset, int stride) {
GetterError<T> getter(xs, ys, err, err, count, offset, stride);
PlotErrorBarsEx(label_id, getter);
}
template IMPLOT_API void PlotErrorBars<ImS8>(const char* label_id, const ImS8* xs, const ImS8* ys, const ImS8* err, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBars<ImU8>(const char* label_id, const ImU8* xs, const ImU8* ys, const ImU8* err, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBars<ImS16>(const char* label_id, const ImS16* xs, const ImS16* ys, const ImS16* err, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBars<ImU16>(const char* label_id, const ImU16* xs, const ImU16* ys, const ImU16* err, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBars<ImS32>(const char* label_id, const ImS32* xs, const ImS32* ys, const ImS32* err, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBars<ImU32>(const char* label_id, const ImU32* xs, const ImU32* ys, const ImU32* err, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBars<ImS64>(const char* label_id, const ImS64* xs, const ImS64* ys, const ImS64* err, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBars<ImU64>(const char* label_id, const ImU64* xs, const ImU64* ys, const ImU64* err, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBars<float>(const char* label_id, const float* xs, const float* ys, const float* err, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBars<double>(const char* label_id, const double* xs, const double* ys, const double* err, int count, int offset, int stride);
template <typename T>
void PlotErrorBars(const char* label_id, const T* xs, const T* ys, const T* neg, const T* pos, int count, int offset, int stride) {
GetterError<T> getter(xs, ys, neg, pos, count, offset, stride);
PlotErrorBarsEx(label_id, getter);
}
template IMPLOT_API void PlotErrorBars<ImS8>(const char* label_id, const ImS8* xs, const ImS8* ys, const ImS8* neg, const ImS8* pos, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBars<ImU8>(const char* label_id, const ImU8* xs, const ImU8* ys, const ImU8* neg, const ImU8* pos, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBars<ImS16>(const char* label_id, const ImS16* xs, const ImS16* ys, const ImS16* neg, const ImS16* pos, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBars<ImU16>(const char* label_id, const ImU16* xs, const ImU16* ys, const ImU16* neg, const ImU16* pos, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBars<ImS32>(const char* label_id, const ImS32* xs, const ImS32* ys, const ImS32* neg, const ImS32* pos, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBars<ImU32>(const char* label_id, const ImU32* xs, const ImU32* ys, const ImU32* neg, const ImU32* pos, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBars<ImS64>(const char* label_id, const ImS64* xs, const ImS64* ys, const ImS64* neg, const ImS64* pos, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBars<ImU64>(const char* label_id, const ImU64* xs, const ImU64* ys, const ImU64* neg, const ImU64* pos, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBars<float>(const char* label_id, const float* xs, const float* ys, const float* neg, const float* pos, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBars<double>(const char* label_id, const double* xs, const double* ys, const double* neg, const double* pos, int count, int offset, int stride);
//-----------------------------------------------------------------------------
// PLOT ERROR BARS H
//-----------------------------------------------------------------------------
template <typename Getter>
void PlotErrorBarsHEx(const char* label_id, const Getter& getter) {
if (BeginItem(label_id)) {
if (FitThisFrame()) {
for (int i = 0; i < getter.Count; ++i) {
ImPlotPointError e = getter(i);
FitPoint(ImPlotPoint(e.X - e.Neg, e.Y));
FitPoint(ImPlotPoint(e.X + e.Pos, e.Y));
}
}
const ImPlotNextItemData& s = GetItemData();
ImDrawList& DrawList = *GetPlotDrawList();
const ImU32 col = ImGui::GetColorU32(s.Colors[ImPlotCol_ErrorBar]);
const bool rend_whisker = s.ErrorBarSize > 0;
const float half_whisker = s.ErrorBarSize * 0.5f;
for (int i = 0; i < getter.Count; ++i) {
ImPlotPointError e = getter(i);
ImVec2 p1 = PlotToPixels(e.X - e.Neg, e.Y);
ImVec2 p2 = PlotToPixels(e.X + e.Pos, e.Y);
DrawList.AddLine(p1, p2, col, s.ErrorBarWeight);
if (rend_whisker) {
DrawList.AddLine(p1 - ImVec2(0, half_whisker), p1 + ImVec2(0, half_whisker), col, s.ErrorBarWeight);
DrawList.AddLine(p2 - ImVec2(0, half_whisker), p2 + ImVec2(0, half_whisker), col, s.ErrorBarWeight);
}
}
EndItem();
}
}
template <typename T>
void PlotErrorBarsH(const char* label_id, const T* xs, const T* ys, const T* err, int count, int offset, int stride) {
GetterError<T> getter(xs, ys, err, err, count, offset, stride);
PlotErrorBarsHEx(label_id, getter);
}
template IMPLOT_API void PlotErrorBarsH<ImS8>(const char* label_id, const ImS8* xs, const ImS8* ys, const ImS8* err, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBarsH<ImU8>(const char* label_id, const ImU8* xs, const ImU8* ys, const ImU8* err, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBarsH<ImS16>(const char* label_id, const ImS16* xs, const ImS16* ys, const ImS16* err, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBarsH<ImU16>(const char* label_id, const ImU16* xs, const ImU16* ys, const ImU16* err, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBarsH<ImS32>(const char* label_id, const ImS32* xs, const ImS32* ys, const ImS32* err, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBarsH<ImU32>(const char* label_id, const ImU32* xs, const ImU32* ys, const ImU32* err, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBarsH<ImS64>(const char* label_id, const ImS64* xs, const ImS64* ys, const ImS64* err, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBarsH<ImU64>(const char* label_id, const ImU64* xs, const ImU64* ys, const ImU64* err, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBarsH<float>(const char* label_id, const float* xs, const float* ys, const float* err, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBarsH<double>(const char* label_id, const double* xs, const double* ys, const double* err, int count, int offset, int stride);
template <typename T>
void PlotErrorBarsH(const char* label_id, const T* xs, const T* ys, const T* neg, const T* pos, int count, int offset, int stride) {
GetterError<T> getter(xs, ys, neg, pos, count, offset, stride);
PlotErrorBarsHEx(label_id, getter);
}
template IMPLOT_API void PlotErrorBarsH<ImS8>(const char* label_id, const ImS8* xs, const ImS8* ys, const ImS8* neg, const ImS8* pos, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBarsH<ImU8>(const char* label_id, const ImU8* xs, const ImU8* ys, const ImU8* neg, const ImU8* pos, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBarsH<ImS16>(const char* label_id, const ImS16* xs, const ImS16* ys, const ImS16* neg, const ImS16* pos, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBarsH<ImU16>(const char* label_id, const ImU16* xs, const ImU16* ys, const ImU16* neg, const ImU16* pos, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBarsH<ImS32>(const char* label_id, const ImS32* xs, const ImS32* ys, const ImS32* neg, const ImS32* pos, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBarsH<ImU32>(const char* label_id, const ImU32* xs, const ImU32* ys, const ImU32* neg, const ImU32* pos, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBarsH<ImS64>(const char* label_id, const ImS64* xs, const ImS64* ys, const ImS64* neg, const ImS64* pos, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBarsH<ImU64>(const char* label_id, const ImU64* xs, const ImU64* ys, const ImU64* neg, const ImU64* pos, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBarsH<float>(const char* label_id, const float* xs, const float* ys, const float* neg, const float* pos, int count, int offset, int stride);
template IMPLOT_API void PlotErrorBarsH<double>(const char* label_id, const double* xs, const double* ys, const double* neg, const double* pos, int count, int offset, int stride);
//-----------------------------------------------------------------------------
// PLOT STEMS
//-----------------------------------------------------------------------------
template <typename GetterM, typename GetterB>
IMPLOT_INLINE void PlotStemsEx(const char* label_id, const GetterM& get_mark, const GetterB& get_base) {
if (BeginItem(label_id, ImPlotCol_Line)) {
if (FitThisFrame()) {
for (int i = 0; i < get_base.Count; ++i) {
FitPoint(get_mark(i));
FitPoint(get_base(i));
}
}
const ImPlotNextItemData& s = GetItemData();
ImDrawList& DrawList = *GetPlotDrawList();
// render stems
if (s.RenderLine) {
const ImU32 col_line = ImGui::GetColorU32(s.Colors[ImPlotCol_Line]);
switch (GetCurrentScale()) {
case ImPlotScale_LinLin: RenderLineSegments(get_mark, get_base, TransformerLinLin(), DrawList, s.LineWeight, col_line); break;
case ImPlotScale_LogLin: RenderLineSegments(get_mark, get_base, TransformerLogLin(), DrawList, s.LineWeight, col_line); break;
case ImPlotScale_LinLog: RenderLineSegments(get_mark, get_base, TransformerLinLog(), DrawList, s.LineWeight, col_line); break;
case ImPlotScale_LogLog: RenderLineSegments(get_mark, get_base, TransformerLogLog(), DrawList, s.LineWeight, col_line); break;
}
}
// render markers
ImPlotMarker marker = s.Marker == ImPlotMarker_None ? ImPlotMarker_Circle : s.Marker;
if (marker != ImPlotMarker_None) {
PopPlotClipRect();
PushPlotClipRect(s.MarkerSize);
const ImU32 col_line = ImGui::GetColorU32(s.Colors[ImPlotCol_MarkerOutline]);
const ImU32 col_fill = ImGui::GetColorU32(s.Colors[ImPlotCol_MarkerFill]);
switch (GetCurrentScale()) {
case ImPlotScale_LinLin: RenderMarkers(get_mark, TransformerLinLin(), DrawList, marker, s.MarkerSize, s.RenderMarkerLine, col_line, s.MarkerWeight, s.RenderMarkerFill, col_fill); break;
case ImPlotScale_LogLin: RenderMarkers(get_mark, TransformerLogLin(), DrawList, marker, s.MarkerSize, s.RenderMarkerLine, col_line, s.MarkerWeight, s.RenderMarkerFill, col_fill); break;
case ImPlotScale_LinLog: RenderMarkers(get_mark, TransformerLinLog(), DrawList, marker, s.MarkerSize, s.RenderMarkerLine, col_line, s.MarkerWeight, s.RenderMarkerFill, col_fill); break;
case ImPlotScale_LogLog: RenderMarkers(get_mark, TransformerLogLog(), DrawList, marker, s.MarkerSize, s.RenderMarkerLine, col_line, s.MarkerWeight, s.RenderMarkerFill, col_fill); break;
}
}
EndItem();
}
}
template <typename T>
void PlotStems(const char* label_id, const T* values, int count, double y_ref, double xscale, double x0, int offset, int stride) {
GetterYs<T> get_mark(values,count,xscale,x0,offset,stride);
GetterYRef get_base(y_ref,count,xscale,x0);
PlotStemsEx(label_id, get_mark, get_base);
}
template IMPLOT_API void PlotStems<ImS8>(const char* label_id, const ImS8* values, int count, double y_ref, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotStems<ImU8>(const char* label_id, const ImU8* values, int count, double y_ref, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotStems<ImS16>(const char* label_id, const ImS16* values, int count, double y_ref, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotStems<ImU16>(const char* label_id, const ImU16* values, int count, double y_ref, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotStems<ImS32>(const char* label_id, const ImS32* values, int count, double y_ref, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotStems<ImU32>(const char* label_id, const ImU32* values, int count, double y_ref, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotStems<ImS64>(const char* label_id, const ImS64* values, int count, double y_ref, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotStems<ImU64>(const char* label_id, const ImU64* values, int count, double y_ref, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotStems<float>(const char* label_id, const float* values, int count, double y_ref, double xscale, double x0, int offset, int stride);
template IMPLOT_API void PlotStems<double>(const char* label_id, const double* values, int count, double y_ref, double xscale, double x0, int offset, int stride);
template <typename T>
void PlotStems(const char* label_id, const T* xs, const T* ys, int count, double y_ref, int offset, int stride) {
GetterXsYs<T> get_mark(xs,ys,count,offset,stride);
GetterXsYRef<T> get_base(xs,y_ref,count,offset,stride);
PlotStemsEx(label_id, get_mark, get_base);
}
template IMPLOT_API void PlotStems<ImS8>(const char* label_id, const ImS8* xs, const ImS8* ys, int count, double y_ref, int offset, int stride);
template IMPLOT_API void PlotStems<ImU8>(const char* label_id, const ImU8* xs, const ImU8* ys, int count, double y_ref, int offset, int stride);
template IMPLOT_API void PlotStems<ImS16>(const char* label_id, const ImS16* xs, const ImS16* ys, int count, double y_ref, int offset, int stride);
template IMPLOT_API void PlotStems<ImU16>(const char* label_id, const ImU16* xs, const ImU16* ys, int count, double y_ref, int offset, int stride);
template IMPLOT_API void PlotStems<ImS32>(const char* label_id, const ImS32* xs, const ImS32* ys, int count, double y_ref, int offset, int stride);
template IMPLOT_API void PlotStems<ImU32>(const char* label_id, const ImU32* xs, const ImU32* ys, int count, double y_ref, int offset, int stride);
template IMPLOT_API void PlotStems<ImS64>(const char* label_id, const ImS64* xs, const ImS64* ys, int count, double y_ref, int offset, int stride);
template IMPLOT_API void PlotStems<ImU64>(const char* label_id, const ImU64* xs, const ImU64* ys, int count, double y_ref, int offset, int stride);
template IMPLOT_API void PlotStems<float>(const char* label_id, const float* xs, const float* ys, int count, double y_ref, int offset, int stride);
template IMPLOT_API void PlotStems<double>(const char* label_id, const double* xs, const double* ys, int count, double y_ref, int offset, int stride);
//-----------------------------------------------------------------------------
// INFINITE LINES
//-----------------------------------------------------------------------------
template <typename T>
void PlotVLines(const char* label_id, const T* xs, int count, int offset, int stride) {
if (BeginItem(label_id, ImPlotCol_Line)) {
const ImPlotLimits lims = GetPlotLimits();
GetterXsYRef<T> get_min(xs,lims.Y.Min,count,offset,stride);
GetterXsYRef<T> get_max(xs,lims.Y.Max,count,offset,stride);
if (FitThisFrame()) {
for (int i = 0; i < get_min.Count; ++i)
FitPointX(get_min(i).x);
}
const ImPlotNextItemData& s = GetItemData();
ImDrawList& DrawList = *GetPlotDrawList();
// render stems
if (s.RenderLine) {
const ImU32 col_line = ImGui::GetColorU32(s.Colors[ImPlotCol_Line]);
switch (GetCurrentScale()) {
case ImPlotScale_LinLin: RenderLineSegments(get_min, get_max, TransformerLinLin(), DrawList, s.LineWeight, col_line); break;
case ImPlotScale_LogLin: RenderLineSegments(get_min, get_max, TransformerLogLin(), DrawList, s.LineWeight, col_line); break;
case ImPlotScale_LinLog: RenderLineSegments(get_min, get_max, TransformerLinLog(), DrawList, s.LineWeight, col_line); break;
case ImPlotScale_LogLog: RenderLineSegments(get_min, get_max, TransformerLogLog(), DrawList, s.LineWeight, col_line); break;
}
}
EndItem();
}
}
template IMPLOT_API void PlotVLines<ImS8>(const char* label_id, const ImS8* xs, int count, int offset, int stride);
template IMPLOT_API void PlotVLines<ImU8>(const char* label_id, const ImU8* xs, int count, int offset, int stride);
template IMPLOT_API void PlotVLines<ImS16>(const char* label_id, const ImS16* xs, int count, int offset, int stride);
template IMPLOT_API void PlotVLines<ImU16>(const char* label_id, const ImU16* xs, int count, int offset, int stride);
template IMPLOT_API void PlotVLines<ImS32>(const char* label_id, const ImS32* xs, int count, int offset, int stride);
template IMPLOT_API void PlotVLines<ImU32>(const char* label_id, const ImU32* xs, int count, int offset, int stride);
template IMPLOT_API void PlotVLines<ImS64>(const char* label_id, const ImS64* xs, int count, int offset, int stride);
template IMPLOT_API void PlotVLines<ImU64>(const char* label_id, const ImU64* xs, int count, int offset, int stride);
template IMPLOT_API void PlotVLines<float>(const char* label_id, const float* xs, int count, int offset, int stride);
template IMPLOT_API void PlotVLines<double>(const char* label_id, const double* xs, int count, int offset, int stride);
template <typename T>
void PlotHLines(const char* label_id, const T* ys, int count, int offset, int stride) {
if (BeginItem(label_id, ImPlotCol_Line)) {
const ImPlotLimits lims = GetPlotLimits();
GetterXRefYs<T> get_min(lims.X.Min,ys,count,offset,stride);
GetterXRefYs<T> get_max(lims.X.Max,ys,count,offset,stride);
if (FitThisFrame()) {
for (int i = 0; i < get_min.Count; ++i)
FitPointY(get_min(i).y);
}
const ImPlotNextItemData& s = GetItemData();
ImDrawList& DrawList = *GetPlotDrawList();
// render stems
if (s.RenderLine) {
const ImU32 col_line = ImGui::GetColorU32(s.Colors[ImPlotCol_Line]);
switch (GetCurrentScale()) {
case ImPlotScale_LinLin: RenderLineSegments(get_min, get_max, TransformerLinLin(), DrawList, s.LineWeight, col_line); break;
case ImPlotScale_LogLin: RenderLineSegments(get_min, get_max, TransformerLogLin(), DrawList, s.LineWeight, col_line); break;
case ImPlotScale_LinLog: RenderLineSegments(get_min, get_max, TransformerLinLog(), DrawList, s.LineWeight, col_line); break;
case ImPlotScale_LogLog: RenderLineSegments(get_min, get_max, TransformerLogLog(), DrawList, s.LineWeight, col_line); break;
}
}
EndItem();
}
}
template IMPLOT_API void PlotHLines<ImS8>(const char* label_id, const ImS8* ys, int count, int offset, int stride);
template IMPLOT_API void PlotHLines<ImU8>(const char* label_id, const ImU8* ys, int count, int offset, int stride);
template IMPLOT_API void PlotHLines<ImS16>(const char* label_id, const ImS16* ys, int count, int offset, int stride);
template IMPLOT_API void PlotHLines<ImU16>(const char* label_id, const ImU16* ys, int count, int offset, int stride);
template IMPLOT_API void PlotHLines<ImS32>(const char* label_id, const ImS32* ys, int count, int offset, int stride);
template IMPLOT_API void PlotHLines<ImU32>(const char* label_id, const ImU32* ys, int count, int offset, int stride);
template IMPLOT_API void PlotHLines<ImS64>(const char* label_id, const ImS64* ys, int count, int offset, int stride);
template IMPLOT_API void PlotHLines<ImU64>(const char* label_id, const ImU64* ys, int count, int offset, int stride);
template IMPLOT_API void PlotHLines<float>(const char* label_id, const float* ys, int count, int offset, int stride);
template IMPLOT_API void PlotHLines<double>(const char* label_id, const double* ys, int count, int offset, int stride);
//-----------------------------------------------------------------------------
// PLOT PIE CHART
//-----------------------------------------------------------------------------
IMPLOT_INLINE void RenderPieSlice(ImDrawList& DrawList, const ImPlotPoint& center, double radius, double a0, double a1, ImU32 col) {
static const float resolution = 50 / (2 * IM_PI);
static ImVec2 buffer[50];
buffer[0] = PlotToPixels(center);
int n = ImMax(3, (int)((a1 - a0) * resolution));
double da = (a1 - a0) / (n - 1);
for (int i = 0; i < n; ++i) {
double a = a0 + i * da;
buffer[i + 1] = PlotToPixels(center.x + radius * cos(a), center.y + radius * sin(a));
}
DrawList.AddConvexPolyFilled(buffer, n + 1, col);
}
template <typename T>
void PlotPieChart(const char* const label_ids[], const T* values, int count, double x, double y, double radius, bool normalize, const char* fmt, double angle0) {
IM_ASSERT_USER_ERROR(GImPlot->CurrentPlot != NULL, "PlotPieChart() needs to be called between BeginPlot() and EndPlot()!");
ImDrawList & DrawList = *GetPlotDrawList();
double sum = 0;
for (int i = 0; i < count; ++i)
sum += (double)values[i];
normalize = normalize || sum > 1.0;
ImPlotPoint center(x,y);
PushPlotClipRect();
double a0 = angle0 * 2 * IM_PI / 360.0;
double a1 = angle0 * 2 * IM_PI / 360.0;
for (int i = 0; i < count; ++i) {
double percent = normalize ? (double)values[i] / sum : (double)values[i];
a1 = a0 + 2 * IM_PI * percent;
if (BeginItem(label_ids[i])) {
if (FitThisFrame()) {
FitPoint(ImPlotPoint(x-radius,y-radius));
FitPoint(ImPlotPoint(x+radius,y+radius));
}
ImU32 col = GetCurrentItem()->Color;
if (percent < 0.5) {
RenderPieSlice(DrawList, center, radius, a0, a1, col);
}
else {
RenderPieSlice(DrawList, center, radius, a0, a0 + (a1 - a0) * 0.5, col);
RenderPieSlice(DrawList, center, radius, a0 + (a1 - a0) * 0.5, a1, col);
}
EndItem();
}
a0 = a1;
}
if (fmt != NULL) {
a0 = angle0 * 2 * IM_PI / 360.0;
a1 = angle0 * 2 * IM_PI / 360.0;
char buffer[32];
for (int i = 0; i < count; ++i) {
ImPlotItem* item = GetItem(label_ids[i]);
double percent = normalize ? (double)values[i] / sum : (double)values[i];
a1 = a0 + 2 * IM_PI * percent;
if (item->Show) {
sprintf(buffer, fmt, (double)values[i]);
ImVec2 size = ImGui::CalcTextSize(buffer);
double angle = a0 + (a1 - a0) * 0.5;
ImVec2 pos = PlotToPixels(center.x + 0.5 * radius * cos(angle), center.y + 0.5 * radius * sin(angle));
ImU32 col = CalcTextColor(ImGui::ColorConvertU32ToFloat4(item->Color));
DrawList.AddText(pos - size * 0.5f, col, buffer);
}
a0 = a1;
}
}
PopPlotClipRect();
}
template IMPLOT_API void PlotPieChart<ImS8>(const char* const label_ids[], const ImS8* values, int count, double x, double y, double radius, bool normalize, const char* fmt, double angle0);
template IMPLOT_API void PlotPieChart<ImU8>(const char* const label_ids[], const ImU8* values, int count, double x, double y, double radius, bool normalize, const char* fmt, double angle0);
template IMPLOT_API void PlotPieChart<ImS16>(const char* const label_ids[], const ImS16* values, int count, double x, double y, double radius, bool normalize, const char* fmt, double angle0);
template IMPLOT_API void PlotPieChart<ImU16>(const char* const label_ids[], const ImU16* values, int count, double x, double y, double radius, bool normalize, const char* fmt, double angle0);
template IMPLOT_API void PlotPieChart<ImS32>(const char* const label_ids[], const ImS32* values, int count, double x, double y, double radius, bool normalize, const char* fmt, double angle0);
template IMPLOT_API void PlotPieChart<ImU32>(const char* const label_ids[], const ImU32* values, int count, double x, double y, double radius, bool normalize, const char* fmt, double angle0);
template IMPLOT_API void PlotPieChart<ImS64>(const char* const label_ids[], const ImS64* values, int count, double x, double y, double radius, bool normalize, const char* fmt, double angle0);
template IMPLOT_API void PlotPieChart<ImU64>(const char* const label_ids[], const ImU64* values, int count, double x, double y, double radius, bool normalize, const char* fmt, double angle0);
template IMPLOT_API void PlotPieChart<float>(const char* const label_ids[], const float* values, int count, double x, double y, double radius, bool normalize, const char* fmt, double angle0);
template IMPLOT_API void PlotPieChart<double>(const char* const label_ids[], const double* values, int count, double x, double y, double radius, bool normalize, const char* fmt, double angle0);
//-----------------------------------------------------------------------------
// PLOT HEATMAP
//-----------------------------------------------------------------------------
struct RectInfo {
ImPlotPoint Min, Max;
ImU32 Color;
};
template <typename TGetter, typename TTransformer>
struct RectRenderer {
IMPLOT_INLINE RectRenderer(const TGetter& getter, const TTransformer& transformer) :
Getter(getter),
Transformer(transformer),
Prims(Getter.Count)
{}
IMPLOT_INLINE bool operator()(ImDrawList& DrawList, const ImRect& cull_rect, const ImVec2& uv, int prim) const {
RectInfo rect = Getter(prim);
ImVec2 P1 = Transformer(rect.Min);
ImVec2 P2 = Transformer(rect.Max);
if ((rect.Color & IM_COL32_A_MASK) == 0 || !cull_rect.Overlaps(ImRect(ImMin(P1, P2), ImMax(P1, P2))))
return false;
DrawList._VtxWritePtr[0].pos = P1;
DrawList._VtxWritePtr[0].uv = uv;
DrawList._VtxWritePtr[0].col = rect.Color;
DrawList._VtxWritePtr[1].pos.x = P1.x;
DrawList._VtxWritePtr[1].pos.y = P2.y;
DrawList._VtxWritePtr[1].uv = uv;
DrawList._VtxWritePtr[1].col = rect.Color;
DrawList._VtxWritePtr[2].pos = P2;
DrawList._VtxWritePtr[2].uv = uv;
DrawList._VtxWritePtr[2].col = rect.Color;
DrawList._VtxWritePtr[3].pos.x = P2.x;
DrawList._VtxWritePtr[3].pos.y = P1.y;
DrawList._VtxWritePtr[3].uv = uv;
DrawList._VtxWritePtr[3].col = rect.Color;
DrawList._VtxWritePtr += 4;
DrawList._IdxWritePtr[0] = (ImDrawIdx)(DrawList._VtxCurrentIdx);
DrawList._IdxWritePtr[1] = (ImDrawIdx)(DrawList._VtxCurrentIdx + 1);
DrawList._IdxWritePtr[2] = (ImDrawIdx)(DrawList._VtxCurrentIdx + 3);
DrawList._IdxWritePtr[3] = (ImDrawIdx)(DrawList._VtxCurrentIdx + 1);
DrawList._IdxWritePtr[4] = (ImDrawIdx)(DrawList._VtxCurrentIdx + 2);
DrawList._IdxWritePtr[5] = (ImDrawIdx)(DrawList._VtxCurrentIdx + 3);
DrawList._IdxWritePtr += 6;
DrawList._VtxCurrentIdx += 4;
return true;
}
const TGetter& Getter;
const TTransformer& Transformer;
const int Prims;
static const int IdxConsumed = 6;
static const int VtxConsumed = 4;
};
template <typename T>
struct GetterHeatmap {
GetterHeatmap(const T* values, int rows, int cols, double scale_min, double scale_max, double width, double height, double xref, double yref, double ydir) :
Values(values),
Count(rows*cols),
Rows(rows),
Cols(cols),
ScaleMin(scale_min),
ScaleMax(scale_max),
Width(width),
Height(height),
XRef(xref),
YRef(yref),
YDir(ydir),
HalfSize(Width*0.5, Height*0.5)
{ }
template <typename I> IMPLOT_INLINE RectInfo operator()(I idx) const {
double val = (double)Values[idx];
const int r = idx / Cols;
const int c = idx % Cols;
const ImPlotPoint p(XRef + HalfSize.x + c*Width, YRef + YDir * (HalfSize.y + r*Height));
RectInfo rect;
rect.Min.x = p.x - HalfSize.x;
rect.Min.y = p.y - HalfSize.y;
rect.Max.x = p.x + HalfSize.x;
rect.Max.y = p.y + HalfSize.y;
const float t = ImClamp((float)ImRemap01(val, ScaleMin, ScaleMax),0.0f,1.0f);
rect.Color = GImPlot->ColormapData.LerpTable(GImPlot->Style.Colormap, t);
return rect;
}
const T* const Values;
const int Count, Rows, Cols;
const double ScaleMin, ScaleMax, Width, Height, XRef, YRef, YDir;
const ImPlotPoint HalfSize;
};
template <typename T, typename Transformer>
void RenderHeatmap(Transformer transformer, ImDrawList& DrawList, const T* values, int rows, int cols, double scale_min, double scale_max, const char* fmt, const ImPlotPoint& bounds_min, const ImPlotPoint& bounds_max, bool reverse_y) {
ImPlotContext& gp = *GImPlot;
if (scale_min == 0 && scale_max == 0) {
T temp_min, temp_max;
ImMinMaxArray(values,rows*cols,&temp_min,&temp_max);
scale_min = (double)temp_min;
scale_max = (double)temp_max;
}
if (scale_min == scale_max) {
ImVec2 a = transformer(bounds_min);
ImVec2 b = transformer(bounds_max);
ImU32 col = GetColormapColorU32(0,gp.Style.Colormap);
DrawList.AddRectFilled(a, b, col);
return;
}
const double yref = reverse_y ? bounds_max.y : bounds_min.y;
const double ydir = reverse_y ? -1 : 1;
GetterHeatmap<T> getter(values, rows, cols, scale_min, scale_max, (bounds_max.x - bounds_min.x) / cols, (bounds_max.y - bounds_min.y) / rows, bounds_min.x, yref, ydir);
switch (GetCurrentScale()) {
case ImPlotScale_LinLin: RenderPrimitives(RectRenderer<GetterHeatmap<T>, TransformerLinLin>(getter, TransformerLinLin()), DrawList, gp.CurrentPlot->PlotRect); break;
case ImPlotScale_LogLin: RenderPrimitives(RectRenderer<GetterHeatmap<T>, TransformerLogLin>(getter, TransformerLogLin()), DrawList, gp.CurrentPlot->PlotRect); break;;
case ImPlotScale_LinLog: RenderPrimitives(RectRenderer<GetterHeatmap<T>, TransformerLinLog>(getter, TransformerLinLog()), DrawList, gp.CurrentPlot->PlotRect); break;;
case ImPlotScale_LogLog: RenderPrimitives(RectRenderer<GetterHeatmap<T>, TransformerLogLog>(getter, TransformerLogLog()), DrawList, gp.CurrentPlot->PlotRect); break;;
}
if (fmt != NULL) {
const double w = (bounds_max.x - bounds_min.x) / cols;
const double h = (bounds_max.y - bounds_min.y) / rows;
const ImPlotPoint half_size(w*0.5,h*0.5);
int i = 0;
for (int r = 0; r < rows; ++r) {
for (int c = 0; c < cols; ++c) {
ImPlotPoint p;
p.x = bounds_min.x + 0.5*w + c*w;
p.y = yref + ydir * (0.5*h + r*h);
ImVec2 px = transformer(p);
char buff[32];
sprintf(buff, fmt, values[i]);
ImVec2 size = ImGui::CalcTextSize(buff);
double t = ImClamp(ImRemap01((double)values[i], scale_min, scale_max),0.0,1.0);
ImVec4 color = SampleColormap((float)t);
ImU32 col = CalcTextColor(color);
DrawList.AddText(px - size * 0.5f, col, buff);
i++;
}
}
}
}
template <typename T>
void PlotHeatmap(const char* label_id, const T* values, int rows, int cols, double scale_min, double scale_max, const char* fmt, const ImPlotPoint& bounds_min, const ImPlotPoint& bounds_max) {
if (BeginItem(label_id)) {
if (FitThisFrame()) {
FitPoint(bounds_min);
FitPoint(bounds_max);
}
ImDrawList& DrawList = *GetPlotDrawList();
switch (GetCurrentScale()) {
case ImPlotScale_LinLin: RenderHeatmap(TransformerLinLin(), DrawList, values, rows, cols, scale_min, scale_max, fmt, bounds_min, bounds_max, true); break;
case ImPlotScale_LogLin: RenderHeatmap(TransformerLogLin(), DrawList, values, rows, cols, scale_min, scale_max, fmt, bounds_min, bounds_max, true); break;
case ImPlotScale_LinLog: RenderHeatmap(TransformerLinLog(), DrawList, values, rows, cols, scale_min, scale_max, fmt, bounds_min, bounds_max, true); break;
case ImPlotScale_LogLog: RenderHeatmap(TransformerLogLog(), DrawList, values, rows, cols, scale_min, scale_max, fmt, bounds_min, bounds_max, true); break;
}
EndItem();
}
}
template IMPLOT_API void PlotHeatmap<ImS8>(const char* label_id, const ImS8* values, int rows, int cols, double scale_min, double scale_max, const char* fmt, const ImPlotPoint& bounds_min, const ImPlotPoint& bounds_max);
template IMPLOT_API void PlotHeatmap<ImU8>(const char* label_id, const ImU8* values, int rows, int cols, double scale_min, double scale_max, const char* fmt, const ImPlotPoint& bounds_min, const ImPlotPoint& bounds_max);
template IMPLOT_API void PlotHeatmap<ImS16>(const char* label_id, const ImS16* values, int rows, int cols, double scale_min, double scale_max, const char* fmt, const ImPlotPoint& bounds_min, const ImPlotPoint& bounds_max);
template IMPLOT_API void PlotHeatmap<ImU16>(const char* label_id, const ImU16* values, int rows, int cols, double scale_min, double scale_max, const char* fmt, const ImPlotPoint& bounds_min, const ImPlotPoint& bounds_max);
template IMPLOT_API void PlotHeatmap<ImS32>(const char* label_id, const ImS32* values, int rows, int cols, double scale_min, double scale_max, const char* fmt, const ImPlotPoint& bounds_min, const ImPlotPoint& bounds_max);
template IMPLOT_API void PlotHeatmap<ImU32>(const char* label_id, const ImU32* values, int rows, int cols, double scale_min, double scale_max, const char* fmt, const ImPlotPoint& bounds_min, const ImPlotPoint& bounds_max);
template IMPLOT_API void PlotHeatmap<ImS64>(const char* label_id, const ImS64* values, int rows, int cols, double scale_min, double scale_max, const char* fmt, const ImPlotPoint& bounds_min, const ImPlotPoint& bounds_max);
template IMPLOT_API void PlotHeatmap<ImU64>(const char* label_id, const ImU64* values, int rows, int cols, double scale_min, double scale_max, const char* fmt, const ImPlotPoint& bounds_min, const ImPlotPoint& bounds_max);
template IMPLOT_API void PlotHeatmap<float>(const char* label_id, const float* values, int rows, int cols, double scale_min, double scale_max, const char* fmt, const ImPlotPoint& bounds_min, const ImPlotPoint& bounds_max);
template IMPLOT_API void PlotHeatmap<double>(const char* label_id, const double* values, int rows, int cols, double scale_min, double scale_max, const char* fmt, const ImPlotPoint& bounds_min, const ImPlotPoint& bounds_max);
//-----------------------------------------------------------------------------
// PLOT HISTOGRAM
//-----------------------------------------------------------------------------
template <typename T>
double PlotHistogram(const char* label_id, const T* values, int count, int bins, bool cumulative, bool density, ImPlotRange range, bool outliers, double bar_scale) {
if (count <= 0 || bins == 0)
return 0;
if (range.Min == 0 && range.Max == 0) {
T Min, Max;
ImMinMaxArray(values, count, &Min, &Max);
range.Min = (double)Min;
range.Max = (double)Max;
}
double width;
if (bins < 0)
CalculateBins(values, count, bins, range, bins, width);
else
width = range.Size() / bins;
ImVector<double>& bin_centers = GImPlot->Temp1;
ImVector<double>& bin_counts = GImPlot->Temp2;
bin_centers.resize(bins);
bin_counts.resize(bins);
int below = 0;
for (int b = 0; b < bins; ++b) {
bin_centers[b] = range.Min + b * width + width * 0.5;
bin_counts[b] = 0;
}
int counted = 0;
double max_count = 0;
for (int i = 0; i < count; ++i) {
double val = (double)values[i];
if (range.Contains(val)) {
const int b = ImClamp((int)((val - range.Min) / width), 0, bins - 1);
bin_counts[b] += 1.0;
if (bin_counts[b] > max_count)
max_count = bin_counts[b];
counted++;
}
else if (val < range.Min) {
below++;
}
}
if (cumulative && density) {
if (outliers)
bin_counts[0] += below;
for (int b = 1; b < bins; ++b)
bin_counts[b] += bin_counts[b-1];
double scale = 1.0 / (outliers ? count : counted);
for (int b = 0; b < bins; ++b)
bin_counts[b] *= scale;
max_count = bin_counts[bins-1];
}
else if (cumulative) {
if (outliers)
bin_counts[0] += below;
for (int b = 1; b < bins; ++b)
bin_counts[b] += bin_counts[b-1];
max_count = bin_counts[bins-1];
}
else if (density) {
double scale = 1.0 / ((outliers ? count : counted) * width);
for (int b = 0; b < bins; ++b)
bin_counts[b] *= scale;
max_count *= scale;
}
PlotBars(label_id, &bin_centers.Data[0], &bin_counts.Data[0], bins, bar_scale*width);
return max_count;
}
template IMPLOT_API double PlotHistogram<ImS8>(const char* label_id, const ImS8* values, int count, int bins, bool cumulative, bool density, ImPlotRange range, bool outliers, double bar_scale);
template IMPLOT_API double PlotHistogram<ImU8>(const char* label_id, const ImU8* values, int count, int bins, bool cumulative, bool density, ImPlotRange range, bool outliers, double bar_scale);
template IMPLOT_API double PlotHistogram<ImS16>(const char* label_id, const ImS16* values, int count, int bins, bool cumulative, bool density, ImPlotRange range, bool outliers, double bar_scale);
template IMPLOT_API double PlotHistogram<ImU16>(const char* label_id, const ImU16* values, int count, int bins, bool cumulative, bool density, ImPlotRange range, bool outliers, double bar_scale);
template IMPLOT_API double PlotHistogram<ImS32>(const char* label_id, const ImS32* values, int count, int bins, bool cumulative, bool density, ImPlotRange range, bool outliers, double bar_scale);
template IMPLOT_API double PlotHistogram<ImU32>(const char* label_id, const ImU32* values, int count, int bins, bool cumulative, bool density, ImPlotRange range, bool outliers, double bar_scale);
template IMPLOT_API double PlotHistogram<ImS64>(const char* label_id, const ImS64* values, int count, int bins, bool cumulative, bool density, ImPlotRange range, bool outliers, double bar_scale);
template IMPLOT_API double PlotHistogram<ImU64>(const char* label_id, const ImU64* values, int count, int bins, bool cumulative, bool density, ImPlotRange range, bool outliers, double bar_scale);
template IMPLOT_API double PlotHistogram<float>(const char* label_id, const float* values, int count, int bins, bool cumulative, bool density, ImPlotRange range, bool outliers, double bar_scale);
template IMPLOT_API double PlotHistogram<double>(const char* label_id, const double* values, int count, int bins, bool cumulative, bool density, ImPlotRange range, bool outliers, double bar_scale);
//-----------------------------------------------------------------------------
// PLOT HISTOGRAM 2D
//-----------------------------------------------------------------------------
template <typename T>
double PlotHistogram2D(const char* label_id, const T* xs, const T* ys, int count, int x_bins, int y_bins, bool density, ImPlotLimits range, bool outliers) {
if (count <= 0 || x_bins == 0 || y_bins == 0)
return 0;
if (range.X.Min == 0 && range.X.Max == 0) {
T Min, Max;
ImMinMaxArray(xs, count, &Min, &Max);
range.X.Min = (double)Min;
range.X.Max = (double)Max;
}
if (range.Y.Min == 0 && range.Y.Max == 0) {
T Min, Max;
ImMinMaxArray(ys, count, &Min, &Max);
range.Y.Min = (double)Min;
range.Y.Max = (double)Max;
}
double width, height;
if (x_bins < 0)
CalculateBins(xs, count, x_bins, range.X, x_bins, width);
else
width = range.X.Size() / x_bins;
if (y_bins < 0)
CalculateBins(ys, count, y_bins, range.Y, y_bins, height);
else
height = range.Y.Size() / y_bins;
const int bins = x_bins * y_bins;
ImVector<double>& bin_counts = GImPlot->Temp1;
bin_counts.resize(bins);
for (int b = 0; b < bins; ++b)
bin_counts[b] = 0;
int counted = 0;
double max_count = 0;
for (int i = 0; i < count; ++i) {
if (range.Contains((double)xs[i], (double)ys[i])) {
const int xb = ImClamp( (int)((double)(xs[i] - range.X.Min) / width) , 0, x_bins - 1);
const int yb = ImClamp( (int)((double)(ys[i] - range.Y.Min) / height) , 0, y_bins - 1);
const int b = yb * x_bins + xb;
bin_counts[b] += 1.0;
if (bin_counts[b] > max_count)
max_count = bin_counts[b];
counted++;
}
}
if (density) {
double scale = 1.0 / ((outliers ? count : counted) * width * height);
for (int b = 0; b < bins; ++b)
bin_counts[b] *= scale;
max_count *= scale;
}
if (BeginItem(label_id)) {
if (FitThisFrame()) {
FitPoint(range.Min());
FitPoint(range.Max());
}
ImDrawList& DrawList = *GetPlotDrawList();
switch (GetCurrentScale()) {
case ImPlotScale_LinLin: RenderHeatmap(TransformerLinLin(), DrawList, &bin_counts.Data[0], y_bins, x_bins, 0, max_count, NULL, range.Min(), range.Max(), false); break;
case ImPlotScale_LogLin: RenderHeatmap(TransformerLogLin(), DrawList, &bin_counts.Data[0], y_bins, x_bins, 0, max_count, NULL, range.Min(), range.Max(), false); break;
case ImPlotScale_LinLog: RenderHeatmap(TransformerLinLog(), DrawList, &bin_counts.Data[0], y_bins, x_bins, 0, max_count, NULL, range.Min(), range.Max(), false); break;
case ImPlotScale_LogLog: RenderHeatmap(TransformerLogLog(), DrawList, &bin_counts.Data[0], y_bins, x_bins, 0, max_count, NULL, range.Min(), range.Max(), false); break;
}
EndItem();
}
return max_count;
}
template IMPLOT_API double PlotHistogram2D<ImS8>(const char* label_id, const ImS8* xs, const ImS8* ys, int count, int x_bins, int y_bins, bool density, ImPlotLimits range, bool outliers);
template IMPLOT_API double PlotHistogram2D<ImU8>(const char* label_id, const ImU8* xs, const ImU8* ys, int count, int x_bins, int y_bins, bool density, ImPlotLimits range, bool outliers);
template IMPLOT_API double PlotHistogram2D<ImS16>(const char* label_id, const ImS16* xs, const ImS16* ys, int count, int x_bins, int y_bins, bool density, ImPlotLimits range, bool outliers);
template IMPLOT_API double PlotHistogram2D<ImU16>(const char* label_id, const ImU16* xs, const ImU16* ys, int count, int x_bins, int y_bins, bool density, ImPlotLimits range, bool outliers);
template IMPLOT_API double PlotHistogram2D<ImS32>(const char* label_id, const ImS32* xs, const ImS32* ys, int count, int x_bins, int y_bins, bool density, ImPlotLimits range, bool outliers);
template IMPLOT_API double PlotHistogram2D<ImU32>(const char* label_id, const ImU32* xs, const ImU32* ys, int count, int x_bins, int y_bins, bool density, ImPlotLimits range, bool outliers);
template IMPLOT_API double PlotHistogram2D<ImS64>(const char* label_id, const ImS64* xs, const ImS64* ys, int count, int x_bins, int y_bins, bool density, ImPlotLimits range, bool outliers);
template IMPLOT_API double PlotHistogram2D<ImU64>(const char* label_id, const ImU64* xs, const ImU64* ys, int count, int x_bins, int y_bins, bool density, ImPlotLimits range, bool outliers);
template IMPLOT_API double PlotHistogram2D<float>(const char* label_id, const float* xs, const float* ys, int count, int x_bins, int y_bins, bool density, ImPlotLimits range, bool outliers);
template IMPLOT_API double PlotHistogram2D<double>(const char* label_id, const double* xs, const double* ys, int count, int x_bins, int y_bins, bool density, ImPlotLimits range, bool outliers);
//-----------------------------------------------------------------------------
// PLOT DIGITAL
//-----------------------------------------------------------------------------
// TODO: Make this behave like all the other plot types (.e. not fixed in y axis)
template <typename Getter>
IMPLOT_INLINE void PlotDigitalEx(const char* label_id, Getter getter) {
if (BeginItem(label_id, ImPlotCol_Fill)) {
ImPlotContext& gp = *GImPlot;
ImDrawList& DrawList = *GetPlotDrawList();
const ImPlotNextItemData& s = GetItemData();
if (getter.Count > 1 && s.RenderFill) {
const int y_axis = GetCurrentYAxis();
int pixYMax = 0;
ImPlotPoint itemData1 = getter(0);
for (int i = 0; i < getter.Count; ++i) {
ImPlotPoint itemData2 = getter(i);
if (ImNanOrInf(itemData1.y)) {
itemData1 = itemData2;
continue;
}
if (ImNanOrInf(itemData2.y)) itemData2.y = ImConstrainNan(ImConstrainInf(itemData2.y));
int pixY_0 = (int)(s.LineWeight);
itemData1.y = ImMax(0.0, itemData1.y);
float pixY_1_float = s.DigitalBitHeight * (float)itemData1.y;
int pixY_1 = (int)(pixY_1_float); //allow only positive values
int pixY_chPosOffset = (int)(ImMax(s.DigitalBitHeight, pixY_1_float) + s.DigitalBitGap);
pixYMax = ImMax(pixYMax, pixY_chPosOffset);
ImVec2 pMin = PlotToPixels(itemData1);
ImVec2 pMax = PlotToPixels(itemData2);
int pixY_Offset = 20; //20 pixel from bottom due to mouse cursor label
pMin.y = (gp.PixelRange[y_axis].Min.y) + ((-gp.DigitalPlotOffset) - pixY_Offset);
pMax.y = (gp.PixelRange[y_axis].Min.y) + ((-gp.DigitalPlotOffset) - pixY_0 - pixY_1 - pixY_Offset);
//plot only one rectangle for same digital state
while (((i+2) < getter.Count) && (itemData1.y == itemData2.y)) {
const int in = (i + 1);
itemData2 = getter(in);
if (ImNanOrInf(itemData2.y)) break;
pMax.x = PlotToPixels(itemData2).x;
i++;
}
//do not extend plot outside plot range
if (pMin.x < gp.PixelRange[y_axis].Min.x) pMin.x = gp.PixelRange[y_axis].Min.x;
if (pMax.x < gp.PixelRange[y_axis].Min.x) pMax.x = gp.PixelRange[y_axis].Min.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;
//plot a rectangle that extends up to x2 with y1 height
if ((pMax.x > pMin.x) && (gp.CurrentPlot->PlotRect.Contains(pMin) || gp.CurrentPlot->PlotRect.Contains(pMax))) {
// ImVec4 colAlpha = item->Color;
// colAlpha.w = item->Highlight ? 1.0f : 0.9f;
DrawList.AddRectFilled(pMin, pMax, ImGui::GetColorU32(s.Colors[ImPlotCol_Fill]));
}
itemData1 = itemData2;
}
gp.DigitalPlotItemCnt++;
gp.DigitalPlotOffset += pixYMax;
}
EndItem();
}
}
template <typename T>
void PlotDigital(const char* label_id, const T* xs, const T* ys, int count, int offset, int stride) {
GetterXsYs<T> getter(xs,ys,count,offset,stride);
return PlotDigitalEx(label_id, getter);
}
template IMPLOT_API void PlotDigital<ImS8>(const char* label_id, const ImS8* xs, const ImS8* ys, int count, int offset, int stride);
template IMPLOT_API void PlotDigital<ImU8>(const char* label_id, const ImU8* xs, const ImU8* ys, int count, int offset, int stride);
template IMPLOT_API void PlotDigital<ImS16>(const char* label_id, const ImS16* xs, const ImS16* ys, int count, int offset, int stride);
template IMPLOT_API void PlotDigital<ImU16>(const char* label_id, const ImU16* xs, const ImU16* ys, int count, int offset, int stride);
template IMPLOT_API void PlotDigital<ImS32>(const char* label_id, const ImS32* xs, const ImS32* ys, int count, int offset, int stride);
template IMPLOT_API void PlotDigital<ImU32>(const char* label_id, const ImU32* xs, const ImU32* ys, int count, int offset, int stride);
template IMPLOT_API void PlotDigital<ImS64>(const char* label_id, const ImS64* xs, const ImS64* ys, int count, int offset, int stride);
template IMPLOT_API void PlotDigital<ImU64>(const char* label_id, const ImU64* xs, const ImU64* ys, int count, int offset, int stride);
template IMPLOT_API void PlotDigital<float>(const char* label_id, const float* xs, const float* ys, int count, int offset, int stride);
template IMPLOT_API void PlotDigital<double>(const char* label_id, const double* xs, const double* ys, int count, int offset, int stride);
// custom
void PlotDigitalG(const char* label_id, ImPlotPoint (*getter_func)(void* data, int idx), void* data, int count) {
GetterFuncPtr getter(getter_func,data,count);
return PlotDigitalEx(label_id, getter);
}
//-----------------------------------------------------------------------------
// PLOT IMAGE
//-----------------------------------------------------------------------------
void PlotImage(const char* label_id, ImTextureID user_texture_id, const ImPlotPoint& bmin, const ImPlotPoint& bmax, const ImVec2& uv0, const ImVec2& uv1, const ImVec4& tint_col) {
if (BeginItem(label_id)) {
if (FitThisFrame()) {
FitPoint(bmin);
FitPoint(bmax);
}
ImU32 tint_col32 = ImGui::ColorConvertFloat4ToU32(tint_col);
GetCurrentItem()->Color = tint_col32;
ImDrawList& DrawList = *GetPlotDrawList();
ImVec2 p1 = PlotToPixels(bmin.x, bmax.y);
ImVec2 p2 = PlotToPixels(bmax.x, bmin.y);
PushPlotClipRect();
DrawList.AddImage(user_texture_id, p1, p2, uv0, uv1, tint_col32);
PopPlotClipRect();
EndItem();
}
}
//-----------------------------------------------------------------------------
// PLOT TEXT
//-----------------------------------------------------------------------------
// double
void PlotText(const char* text, double x, double y, bool vertical, const ImVec2& pixel_offset) {
IM_ASSERT_USER_ERROR(GImPlot->CurrentPlot != NULL, "PlotText() needs to be called between BeginPlot() and EndPlot()!");
ImDrawList & DrawList = *GetPlotDrawList();
PushPlotClipRect();
ImU32 colTxt = GetStyleColorU32(ImPlotCol_InlayText);
if (vertical) {
ImVec2 ctr = CalcTextSizeVertical(text) * 0.5f;
ImVec2 pos = PlotToPixels(ImPlotPoint(x,y)) + ImVec2(-ctr.x, ctr.y) + pixel_offset;
AddTextVertical(&DrawList, pos, colTxt, text);
}
else {
ImVec2 pos = PlotToPixels(ImPlotPoint(x,y)) - ImGui::CalcTextSize(text) * 0.5f + pixel_offset;
DrawList.AddText(pos, colTxt, text);
}
PopPlotClipRect();
}
//-----------------------------------------------------------------------------
// PLOT DUMMY
//-----------------------------------------------------------------------------
void PlotDummy(const char* label_id) {
if (BeginItem(label_id, ImPlotCol_Line))
EndItem();
}
} // namespace ImPlot
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