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C++ ContigPath::rbegin方法代码示例

本文整理汇总了C++中ContigPath::rbegin方法的典型用法代码示例。如果您正苦于以下问题:C++ ContigPath::rbegin方法的具体用法?C++ ContigPath::rbegin怎么用?C++ ContigPath::rbegin使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在ContigPath的用法示例。


在下文中一共展示了ContigPath::rbegin方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: constructAmbiguousPath

/** Return an ambiguous path that agrees with all the given paths. */
static ContigPath constructAmbiguousPath(const Graph &g,
		const ContigNode& origin, const ContigPaths& paths)
{
	assert(!paths.empty());

	// Find the size of the smallest path.
	const ContigPath& firstSol = paths.front();
	size_t min_len = firstSol.size();
	for (ContigPaths::const_iterator it = paths.begin() + 1;
			it != paths.end(); ++it)
		min_len = min(min_len, it->size());

	// Find the longest prefix.
	ContigPath vppath;
	size_t longestPrefix;
	bool commonPrefix = true;
	for (longestPrefix = 0;
			longestPrefix < min_len; longestPrefix++) {
		const ContigNode& common_path_node = firstSol[longestPrefix];
		for (ContigPaths::const_iterator solIter = paths.begin();
				solIter != paths.end(); ++solIter) {
			const ContigNode& pathnode = (*solIter)[longestPrefix];
			if (pathnode != common_path_node) {
				// Found the longest prefix.
				commonPrefix = false;
				break;
			}
		}
		if (!commonPrefix)
			break;
		vppath.push_back(common_path_node);
	}

	// Find the longest suffix.
	ContigPath vspath;
	size_t longestSuffix;
	bool commonSuffix = true;
	for (longestSuffix = 0;
			longestSuffix < min_len-longestPrefix; longestSuffix++) {
		const ContigNode& common_path_node
			= firstSol[firstSol.size()-longestSuffix-1];
		for (ContigPaths::const_iterator solIter = paths.begin();
				solIter != paths.end(); ++solIter) {
			const ContigNode& pathnode
				= (*solIter)[solIter->size()-longestSuffix-1];
			if (pathnode != common_path_node) {
				// Found the longest suffix.
				commonSuffix = false;
				break;
			}
		}
		if (!commonSuffix)
			break;
		vspath.push_back(common_path_node);
	}

	ContigPath out;
	out.reserve(vppath.size() + 1 + vspath.size());
	out.insert(out.end(), vppath.begin(), vppath.end());
	if (longestSuffix > 0) {
		const ContigPath& longestPath(
				*max_element(paths.begin(), paths.end(),
					ComparePathLength(g, origin)));
		unsigned length = calculatePathLength(g, origin, longestPath,
				longestPrefix, longestSuffix);

		// Account for the overlap on the right.
		int dist = length + getDistance(g,
				longestSuffix == longestPath.size() ? origin
				: *(longestPath.rbegin() + longestSuffix),
				*(longestPath.rbegin() + longestSuffix - 1));

		// Add k-1 because it is the convention.
		int numN = dist + opt::k - 1;
		assert(numN > 0);

		out.push_back(ContigNode(numN, 'N'));
		out.insert(out.end(), vspath.rbegin(), vspath.rend());
	}
	return out;
}
开发者ID:genome-vendor,项目名称:abyss,代码行数:82,代码来源:SimpleGraph.cpp


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