예제 #1
0
void ccContourExtractorDlg::zoomOn(const ccBBox& box)
{
	if (!m_glWindow)
		return;

	float pixSize = std::max(box.getDiagVec().x / std::max(20,m_glWindow->width()-20), box.getDiagVec().y / std::max(20,m_glWindow->height()-20));
	m_glWindow->setPixelSize(pixSize);
	m_glWindow->setCameraPos(CCVector3d::fromArray(box.getCenter().u));
}
예제 #2
0
//Helper
void MakeSquare(ccBBox& box, int pivotType, int defaultDim = -1)
{
	assert(defaultDim<3);
	assert(pivotType>=0 && pivotType<3);

	CCVector3 W = box.getDiagVec();
	if (W.x != W.y || W.x != W.z)
	{
		if (defaultDim < 0)
		{
			//we take the largest one!
			defaultDim = 0;
			if (W.u[1] > W.u[defaultDim])
				defaultDim = 1;
			if (W.u[2] > W.u[defaultDim])
				defaultDim = 2;
		}

		CCVector3 newW(W.u[defaultDim], W.u[defaultDim], W.u[defaultDim]);
		switch(pivotType)
		{
		case 0: //min corner
			{
				CCVector3 A = box.minCorner();
				box = ccBBox(A, A + newW);
			}
			break;
		case 1: //center
			{
				CCVector3 C = box.getCenter();
				box = ccBBox(C - newW / 2.0, C + newW / 2.0);
			}
			break;
		case 2: //max corner
			{
				CCVector3 B = box.maxCorner();
				box = ccBBox(B-newW,B);
			}
			break;
		}
	}
}