If I draw an SVG item at (0, 0) with 64x64, the actual displayed SVG item is from (-0.5, -0.5) with 65x65. I measured this by drawing the boundingbox behind the SVG item. And the SVG item is sticking out at all sides by a half unit on the QGraphicsScene.If I draw an SVG item at (0, 0) with 64x64, the
阅读背景：
Qt QGraphicsSvgItem呈现太大(每边0.5个单元)
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