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PlotHistogram: Fixed zero-line position when manually specifying min<0 and max>0. (#4349)

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+ amended demo tweaks by ocornut
This commit is contained in:
Filippo Crocchini
2021-07-22 00:29:42 +02:00
committed by ocornut
parent 03ce17f0a5
commit eb6c16d3dd
3 changed files with 6 additions and 5 deletions
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2
imgui_widgets.cpp
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@@ -6471,7 +6471,7 @@ int ImGui::PlotEx(ImGuiPlotType plot_type, const char* label, float (*values_get
float v0 = values_getter(data, (0 + values_offset) % values_count);
float t0 = 0.0f;
ImVec2 tp0 = ImVec2( t0, 1.0f - ImSaturate((v0 - scale_min) * inv_scale) ); // Point in the normalized space of our target rectangle
float histogram_zero_line_t = (scale_min * scale_max < 0.0f) ? (-scale_min * inv_scale) : (scale_min < 0.0f ? 0.0f : 1.0f); // Where does the zero line stands
float histogram_zero_line_t = (scale_min * scale_max < 0.0f) ? (1 + scale_min * inv_scale) : (scale_min < 0.0f ? 0.0f : 1.0f); // Where does the zero line stands
const ImU32 col_base = GetColorU32((plot_type == ImGuiPlotType_Lines) ? ImGuiCol_PlotLines : ImGuiCol_PlotHistogram);
const ImU32 col_hovered = GetColorU32((plot_type == ImGuiPlotType_Lines) ? ImGuiCol_PlotLinesHovered : ImGuiCol_PlotHistogramHovered);