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tweak CalcTextColor

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Evan Pezent 2020-09-22 17:23:50 -05:00 committed by GitHub
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commit 90cbb561f0
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implot_internal.h
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@ -834,7 +834,7 @@ IMPLOT_API void AddTextVertical(ImDrawList *DrawList, ImVec2 pos, ImU32 col, con
// Calculates the size of vertical text // Calculates the size of vertical text
inline ImVec2 CalcTextSizeVertical(const char *text) { ImVec2 sz = ImGui::CalcTextSize(text); return ImVec2(sz.y, sz.x); } inline ImVec2 CalcTextSizeVertical(const char *text) { ImVec2 sz = ImGui::CalcTextSize(text); return ImVec2(sz.y, sz.x); }
// Returns white or black text given background color // Returns white or black text given background color
inline ImU32 CalcTextColor(const ImVec4& bg) { return (bg.x * 0.299 + bg.y * 0.587 + bg.z * 0.114) > 0.729 ? IM_COL32_BLACK : IM_COL32_WHITE; } inline ImU32 CalcTextColor(const ImVec4& bg) { return (bg.x * 0.299 + bg.y * 0.587 + bg.z * 0.114) > 0.5 ? IM_COL32_BLACK : IM_COL32_WHITE; }
// Clamps a label position so that it fits a rect defined by Min/Max // Clamps a label position so that it fits a rect defined by Min/Max
inline ImVec2 ClampLabelPos(ImVec2 pos, const ImVec2& size, const ImVec2& Min, const ImVec2& Max) { inline ImVec2 ClampLabelPos(ImVec2 pos, const ImVec2& size, const ImVec2& Min, const ImVec2& Max) {