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@@ -1429,7 +1429,10 @@ void ImDrawListSplitter::Split(ImDrawList* draw_list, int channels_count)
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IM_ASSERT(_Current == 0 && _Count <= 1 && "Nested channel splitting is not supported. Please use separate instances of ImDrawListSplitter.");
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int old_channels_count = _Channels.Size;
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if (old_channels_count < channels_count)
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+ {
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+ _Channels.reserve(channels_count); // Avoid over reserving since this is likely to stay stable
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_Channels.resize(channels_count);
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+ }
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_Count = channels_count;
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// Channels[] (24/32 bytes each) hold storage that we'll swap with draw_list->_CmdBuffer/_IdxBuffer
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ocornut