C++ CGrowableArray::last方法代码示例

//.........这里部分代码省略.........
		if(!FillBatch(batch, &pui32Idx[i * 3], pVtx, nStride, nOffsetWeight, eTypeWeight, nOffsetIdx, eTypeIdx, nVertexBones))
		{
			free(pui32IdxNew);
			return PVR_FAIL;
		}

		for(iBatch = lBatch.begin(); iBatch != lBatch.end(); ++iBatch)
		{
			if(iBatch->Contains(batch))
			{
				ppBatch[i] = &*iBatch;
				break;
			}
		}

		_ASSERT(iBatch != lBatch.end());
	}

	// Now that we know how many batches there are, we can allocate the output arrays
	CPVRTBoneBatches::nBatchBoneMax = nBatchBoneMax;
	pnBatches		= (int*) calloc(lBatch.size() * nBatchBoneMax, sizeof(*pnBatches));
	pnBatchBoneCnt	= (int*) calloc(lBatch.size(), sizeof(*pnBatchBoneCnt));
	pnBatchOffset	= (int*) calloc(lBatch.size(), sizeof(*pnBatchOffset));

	// Create the new triangle index list, the new vertex list, and the batch information.
	nTriCnt = 0;
	nBatchCnt = 0;

	for(iBatch = lBatch.begin(); iBatch != lBatch.end(); ++iBatch)
	{
		// Write pnBatches, pnBatchBoneCnt and pnBatchOffset for this batch.
		iBatch->Write(&pnBatches[nBatchCnt * nBatchBoneMax], &pnBatchBoneCnt[nBatchCnt]);
		pnBatchOffset[nBatchCnt] = nTriCnt;
		++nBatchCnt;

		// Copy any triangle indices for this batch
		for(i = 0; i < nTriNum; ++i)
		{
			if(ppBatch[i] != &*iBatch)
				continue;

			for(j = 0; j < 3; ++j)
			{
				ui32SrcIdx = pui32Idx[3 * i + j];

				// Get desired bone indices for this vertex/tri
				pV = &pVtx[ui32SrcIdx * nStride];

				PVRTVertexRead(&vWeight, &pV[nOffsetWeight], eTypeWeight, nVertexBones);
				PVRTVertexRead(&vIdx, &pV[nOffsetIdx], eTypeIdx, nVertexBones);

				iBatch->GetVertexBoneIndices(&vIdx.x, &vWeight.x, nVertexBones);
				_ASSERT(vIdx.x == 0 || vIdx.x != vIdx.y);

				// Check the list of copies of this vertex for one with suitable bone indices
				for(k = 0; k < (int)pvDup[ui32SrcIdx].size(); ++k)
				{
					pV2 = pVtxBuf->at(pvDup[ui32SrcIdx][k]);

					PVRTVertexRead(&vWeight2, &pV2[nOffsetWeight], eTypeWeight, nVertexBones);
					PVRTVertexRead(&vIdx2, &pV2[nOffsetIdx], eTypeIdx, nVertexBones);

					if(BonesMatch(&vIdx2.x, &vIdx.x))
					{
						pui32IdxNew[3 * nTriCnt + j] = pvDup[ui32SrcIdx][k];
						break;
					}
				}

				if(k != (int)pvDup[ui32SrcIdx].size())
					continue;

				//	Did not find a suitable duplicate of the vertex, so create one
				pVtxBuf->Append(pV, 1);
				pvDup[ui32SrcIdx].push_back(pVtxBuf->size() - 1);

				PVRTVertexWrite(&pVtxBuf->last()[nOffsetIdx], eTypeIdx, nVertexBones, &vIdx);

				pui32IdxNew[3 * nTriCnt + j] = pVtxBuf->size() - 1;
			}
			++nTriCnt;
		}
	}
	_ASSERTE(nTriCnt == nTriNum);
	_ASSERTE(nBatchCnt == (int)lBatch.size());

	//	Copy indices to output
	memcpy(pui32Idx, pui32IdxNew, nTriNum * 3 * sizeof(*pui32IdxNew));

	//	Move vertices to output
	*pnVtxNumOut = pVtxBuf->Surrender(pVtxOut);

	//	Free working memory
	delete [] pvDup;
	delete pVtxBuf;
	FREE(ppBatch);
	FREE(pui32IdxNew);

	return PVR_SUCCESS;
}