Method LoadMergedLayerTexture

BeefySysLib/img/PSDReader.cpp:1743–1814

}

Texture* PSDReader::LoadMergedLayerTexture(const std::vector<int>& layerIndices, int* ofsX, int* ofsY)
{
	AutoPerf gPerf("PSDReader::LoadMergedLayerTexture");

	LayerInfoMap groupMap;

	if (layerIndices.size() == 0)
		return NULL;	

	IntSet layerSet;

	// Fix up the layer set - add parents and remove children whose parents don't appear in the list
	for (int indexIdx = 0; indexIdx < (int) layerIndices.size(); indexIdx++)
	{
		PSDLayerInfo* layerInfo = mPSDLayerInfoVector[layerIndices[indexIdx]];
		layerSet.insert(layerInfo->mIdx);		
	}
	
	
	for (int indexIdx = 0; indexIdx < (int) layerIndices.size(); indexIdx++)
	{
		PSDLayerInfo* layerInfo = mPSDLayerInfoVector[layerIndices[indexIdx]];
		
		PSDLayerInfo* parentCheck = layerInfo->mParent;
		bool includeLayer = true;

		if (!layerInfo->mBaseClipping)
		{
			int baseIdx = layerInfo->mIdx + 1;
			while (baseIdx < (int) mPSDLayerInfoVector.size())
			{
				PSDLayerInfo* baseCheck = mPSDLayerInfoVector[baseIdx];
				if (baseCheck->mBaseClipping)
				{
					includeLayer &= baseCheck->mVisible;
					break;
				}
				baseIdx++;
			}
		}

		while (parentCheck != NULL)
		{
			includeLayer &= layerSet.find(parentCheck->mIdx) != layerSet.end();
			parentCheck = parentCheck->mParent;
		}

		if (!includeLayer)
			layerSet.erase(layerSet.find(layerInfo->mIdx));				
	}

	std::vector<int> aLayerIndices;

	// Composite
	IntSet::reverse_iterator revItr = layerSet.rbegin();
	while (revItr != layerSet.rend())
	{
		//PSDLayerInfo* layerInfo = mPSDLayerInfoVector[*revItr];