示例#1
0
bool sendVoxelsOperation(OctreeElement* element, void* extraData) {
    VoxelTreeElement* voxel = static_cast<VoxelTreeElement*>(element);
    SendVoxelsOperationArgs* args = static_cast<SendVoxelsOperationArgs*>(extraData);
    if (voxel->isColored()) {
        const unsigned char* nodeOctalCode = voxel->getOctalCode();
        unsigned char* codeColorBuffer = NULL;
        int codeLength  = 0;
        int bytesInCode = 0;
        int codeAndColorLength;
        
        // If the newBase is NULL, then don't rebase
        if (args->newBaseOctCode) {
            codeColorBuffer = rebaseOctalCode(nodeOctalCode, args->newBaseOctCode, true);
            codeLength  = numberOfThreeBitSectionsInCode(codeColorBuffer);
            bytesInCode = bytesRequiredForCodeLength(codeLength);
            codeAndColorLength = bytesInCode + SIZE_OF_COLOR_DATA;
        } else {
            codeLength  = numberOfThreeBitSectionsInCode(nodeOctalCode);
            bytesInCode = bytesRequiredForCodeLength(codeLength);
            codeAndColorLength = bytesInCode + SIZE_OF_COLOR_DATA;
            codeColorBuffer = new unsigned char[codeAndColorLength];
            memcpy(codeColorBuffer, nodeOctalCode, bytesInCode);
        }
        
        // copy the colors over
        codeColorBuffer[bytesInCode + RED_INDEX] = voxel->getColor()[RED_INDEX];
        codeColorBuffer[bytesInCode + GREEN_INDEX] = voxel->getColor()[GREEN_INDEX];
        codeColorBuffer[bytesInCode + BLUE_INDEX] = voxel->getColor()[BLUE_INDEX];
        args->packetSender->queueVoxelEditMessage(PacketTypeVoxelSetDestructive,
                                                  codeColorBuffer, codeAndColorLength);
        
        delete[] codeColorBuffer;
    }
    return true; // keep going
}