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C++ Box::CalculatePointWithPivot方法代码示例

本文整理汇总了C++中Box::CalculatePointWithPivot方法的典型用法代码示例。如果您正苦于以下问题:C++ Box::CalculatePointWithPivot方法的具体用法?C++ Box::CalculatePointWithPivot怎么用?C++ Box::CalculatePointWithPivot使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在Box的用法示例。


在下文中一共展示了Box::CalculatePointWithPivot方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1:

	void Transform2D::ApplyAnchors(const Box& prevBounds)
	{
		const Transform2D* parent = m_node.GetParent();
		const Transform2D* constThis = this;
		if (nullptr == parent)
			return;

		const Box& parentBounds = parent->GetWorldBounds();
		Box newBounds = constThis->GetWorldBounds();

		// min.x
		{
			// 
			const float anchorInf = 1.0f - (m_anchor.lowerBound.x * 2.0f);
			const float diff = parentBounds.lowerBound.x - prevBounds.lowerBound.x;
			const float endDistance = diff * anchorInf;
			m_dimensions.x += -endDistance;
			newBounds.lowerBound.x += endDistance;
		}

		// max.x
		{
			const float anchorInf = 1.0f - ((1.0f - m_anchor.upperBound.x) * 2.0f);
			const float diff = parentBounds.upperBound.x - prevBounds.upperBound.x;
			const float endDistance = diff * anchorInf;
			m_dimensions.x += endDistance;
			newBounds.upperBound.x += endDistance;
		}

		// min.y
		{
			const float anchorInf = 1.0f - (m_anchor.lowerBound.y * 2.0f);
			const float diff = parentBounds.lowerBound.y - prevBounds.lowerBound.y;
			const float endDistance = diff * anchorInf;
			m_dimensions.y += -endDistance;
			newBounds.lowerBound.y += endDistance;
		}

		// max.y
		{
			const float anchorInf = 1.0f - ((1.0f - m_anchor.upperBound.y) * 2.0f);
			const float diff = parentBounds.upperBound.y - prevBounds.upperBound.y;
			const float endDistance = diff * anchorInf;
			m_dimensions.y += endDistance;
			newBounds.upperBound.y += endDistance;
		}

		m_position = (newBounds.CalculatePointWithPivot(m_pivot) - parentBounds.CalculateCenter()) / parent->GetWorldTransform().CalculateScale();
	}
开发者ID:kingnobody8,项目名称:astrotether,代码行数:49,代码来源:transform.cpp


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