gwm17/implot
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Misc changes

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- Rename implot_gpu.h -> implot_backend.h
- Rename IMPLOT_ENABLE_OPENGL3_ACCELERATION -> IMPLOT_BACKEND_ENABLE_OPENGL3
- Use gp.CurrentItem->ID over gp.CurrentPlot->ID
- Add flags for different features supported by backends
This commit is contained in:
marcizhu 2021-06-23 11:43:12 +02:00
parent 50407e5279
commit 541521fe69
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GPG Key ID: 2D8FA5B173E88095
4 changed files with 26 additions and 12 deletions
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22
backends/implot_gpu.h → backends/implot_backend.h
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@ -26,6 +26,12 @@
#include "../implot.h"
#ifdef IMPLOT_BACKEND_ENABLE_OPENGL3
#define IMPLOT_BACKEND_ENABLED
#define IMPLOT_BACKEND_HAS_HEATMAP
#define IMPLOT_BACKEND_HAS_COLORMAP
#endif
namespace ImPlot {
namespace Backend {
@ -136,19 +142,27 @@ IMPLOT_API void BustPlotCache();
/** @brief Bust item cache. Called from @ref ImPlot::BustItemCache() */
IMPLOT_API void BustItemCache();
}
}
#if !defined(IMPLOT_ENABLE_OPENGL3_ACCELERATION)
namespace ImPlot {
namespace Backend {
#ifndef IMPLOT_BACKEND_ENABLED
// Dummy implementation for backend functions
inline void* CreateContext() { return nullptr; }
inline void DestroyContext() {}
inline void AddColormap(const ImU32*, int, bool) {}
inline void BustPlotCache() {}
inline void BustItemCache() {}
#endif
#ifndef IMPLOT_BACKEND_HAS_COLORMAP
inline void AddColormap(const ImU32*, int, bool) {}
#endif
}
}

4
backends/implot_opengl3.cpp
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@ -1,8 +1,8 @@
#ifdef IMPLOT_ENABLE_OPENGL3_ACCELERATION
#ifdef IMPLOT_BACKEND_ENABLE_OPENGL3
#include "../implot.h"
#include "../implot_internal.h"
#include "implot_gpu.h"
#include "implot_backend.h"
#if defined(IMGUI_IMPL_OPENGL_ES2)
#include <GLES2/gl2.h>

2
implot_internal.h
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@ -37,7 +37,7 @@
#include <time.h>
#include "imgui_internal.h"
#include "backends/implot_gpu.h"
#include "backends/implot_backend.h"
#ifndef IMPLOT_VERSION
#error Must include implot.h before implot_internal.h

10
implot_items.cpp
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@ -24,7 +24,7 @@
#include "implot.h"
#include "implot_internal.h"
#include "backends/implot_gpu.h"
#include "backends/implot_backend.h"
#ifdef _MSC_VER
#define sprintf sprintf_s
@ -1892,13 +1892,13 @@ void RenderHeatmap(Transformer transformer, ImDrawList& DrawList, const T* value
}
const double yref = reverse_y ? bounds_max.y : bounds_min.y;
const double ydir = reverse_y ? -1 : 1;
#ifdef IMPLOT_ENABLE_OPENGL3_ACCELERATION
// NOTE: Order is important!
#ifdef IMPLOT_BACKEND_HAS_HEATMAP
ImVec2 bmin = transformer(bounds_min);
ImVec2 bmax = transformer(bounds_max);
Backend::RenderHeatmap(gp.CurrentPlot->ID, DrawList, bmin, bmax, scale_min, scale_max, gp.Style.Colormap);
Backend::SetHeatmapData(gp.CurrentPlot->ID, values, rows, cols);
// NOTE: Order is important!
Backend::RenderHeatmap(gp.CurrentItem->ID, DrawList, bmin, bmax, scale_min, scale_max, gp.Style.Colormap);
Backend::SetHeatmapData(gp.CurrentItem->ID, values, rows, cols);
#else
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()) {