Method _rebuildGeometry

MyGUIEngine/src/MyGUI_PolygonalSkin.cpp:274–502

	}

	void PolygonalSkin::_rebuildGeometry()
	{
		if (mLinePoints.size() < 2)
			return;
		if (!mRenderItem || !mRenderItem->getRenderTarget())
			return;

		mGeometryOutdated = false;

		// using mCurrentCoord as rectangle where we draw polygons

		// base texture coordinates
		FloatPoint baseVerticiesUV[4] = {
			FloatPoint(mCurrentTexture.left, mCurrentTexture.top),
			FloatPoint(mCurrentTexture.right, mCurrentTexture.top),
			FloatPoint(mCurrentTexture.right, mCurrentTexture.bottom),
			FloatPoint(mCurrentTexture.left, mCurrentTexture.bottom)};

		// UV vectors
		FloatPoint vectorU = baseVerticiesUV[1] - baseVerticiesUV[0];
		//FloatPoint vectorV = baseVerticiesUV[3] - baseVerticiesUV[0];

		mResultVerticiesPos.clear();
		mResultVerticiesUV.clear();
		// add first two verticies
		FloatPoint normal = _getPerpendicular(mLinePoints[0], mLinePoints[1]);

		FloatPoint points[2] = {mLinePoints[0] + normal, mLinePoints[0] - normal};
		FloatPoint pointsUV[2] = {baseVerticiesUV[0], baseVerticiesUV[3]};

		bool draw = true;
		size_t stroke = 0;

		// add other verticies
		float currentLength = 0.0f;
		for (size_t i = 1; i < mLinePoints.size(); ++i)
		{
			if (mLineStroke != 0)
			{
				stroke++;
				if (stroke == mLineStroke)
				{
					stroke = 0;
					draw = !draw;
				}
			}

			currentLength +=
				len(mLinePoints[i - 1].left - mLinePoints[i].left, mLinePoints[i - 1].top - mLinePoints[i].top);

			// getting normal between previous and next point
			if (i != mLinePoints.size() - 1)
				normal = _getMiddleLine(mLinePoints[i - 1], mLinePoints[i + 1], mLinePoints[i]);
			else
				normal = _getPerpendicular(mLinePoints[i - 1], mLinePoints[i]);

			bool edge = false;
			bool sharp = false;