进行了变量名修改
parent
6dc7119923
commit
24e968cbf1
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@ -77,13 +77,13 @@ void CubicBezier::splitBezierCubic(double t, vector<LinePtr>& res) {
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void CubicBezier::monotonization(vector <LinePtr>& res) {
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void CubicBezier::monotonization(vector <LinePtr>& res) {
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transformToCubic();
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transformToCubic();
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vector<double> re;
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vector<double> breakPointsT;
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re.clear();
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breakPointsT.clear();
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findPointsOfDivison(vX, re);
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findPointsOfDivison(vX, breakPointsT);
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findPointsOfDivison(vY, re);
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findPointsOfDivison(vY, breakPointsT);
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sort(re.begin(), re.end());
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sort(breakPointsT.begin(), breakPointsT.end());
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double lt = -1, x = 0, y = 0;
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double lt = -1, x = 0, y = 0;
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for (double&t : re) {
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for (double&t : breakPointsT) {
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if (fabs(t - lt) <= eps) continue;
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if (fabs(t - lt) <= eps) continue;
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splitBezierCubic(t, res);
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splitBezierCubic(t, res);
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lt = t;
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lt = t;
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@ -91,12 +91,12 @@ void CubicBezier::monotonization(vector <LinePtr>& res) {
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}
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}
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double CubicBezier::findTByValue(double value, bool isY) {
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double CubicBezier::findTByValue(double value, bool isY) {
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double l = 0, r = 1, be = 0;
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double l = 0, r = 1, valueBegin = 0;
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if (isY) be = vY[0];
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if (isY) valueBegin = vY[0];
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else be = vX[0];
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else valueBegin = vX[0];
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while (fabs(r-l) > eps) {
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while (fabs(r-l) > eps) {
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double mid = (l + r) / 2, midValue = getLineValueByT(mid, isY);
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double mid = (l + r) / 2, midValue = getLineValueByT(mid, isY);
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if (fabs(midValue - be) > fabs(value - be)) {
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if (fabs(midValue - valueBegin) > fabs(value - valueBegin)) {
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r = mid;
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r = mid;
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}
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}
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else {
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else {
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@ -107,12 +107,12 @@ double CubicBezier::findTByValue(double value, bool isY) {
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}
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}
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int CubicBezier::judgeBoundIntersection(double xy, double l, double r, bool isY) {
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int CubicBezier::judgeBoundIntersection(double xy, double l, double r, bool isY) {
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double be = *vX.begin(), en = *vX.rbegin();
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double valueBegin = *vX.begin(), valueEnd = *vX.rbegin();
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if (isY) {
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if (isY) {
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be = *vY.begin();
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valueBegin = *vY.begin();
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en = *vY.rbegin();
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valueEnd = *vY.rbegin();
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}
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}
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if ((be - xy) * (en - xy) >= eps) return 0;
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if ((valueBegin - xy) * (valueEnd - xy) >= eps) return 0;
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double t = findTByValue(xy, isY);
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double t = findTByValue(xy, isY);
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double value = getLineValueByT(t, !isY);
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double value = getLineValueByT(t, !isY);
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if (l <= value && value <= r && fabs(t) > eps && fabs(1 - t) > eps) {
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if (l <= value && value <= r && fabs(t) > eps && fabs(1 - t) > eps) {
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@ -61,13 +61,13 @@ Point Line::getEnd() {
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}
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}
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int Line::direction(bool isY) {
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int Line::direction(bool isY) {
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float be = *vX.begin(), en = *vX.rbegin();
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float valueBegin = *vX.begin(), valueEnd = *vX.rbegin();
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if (isY) {
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if (isY) {
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be = *vY.begin();
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valueBegin = *vY.begin();
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en = *vY.rbegin();
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valueEnd = *vY.rbegin();
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}
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}
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if (fabs(en - be) <= eps) return 0;
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if (fabs(valueEnd - valueBegin) <= eps) return 0;
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else if (be < en) return 1;
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else if (valueBegin < valueEnd) return 1;
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else return 2;
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else return 2;
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}
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}
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@ -47,7 +47,7 @@ void ShortCutTree::generateShortCutsegmentement(ShortCutNode& nowTreeNode) {
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Point p = {0, 0};
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Point p = {0, 0};
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vector<int> v;
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vector<int> v;
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for (int & lineIndex : nowTreeNode.lineSet) {
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for (int & lineIndex : nowTreeNode.lineSet) {
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int type = allLine[lineIndex]->judgeBoundIntersection(nowTreeNode.bound.z(), nowTreeNode.bound.y(), nowTreeNode.bound.w(), false), be, en;
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int type = allLine[lineIndex]->judgeBoundIntersection(nowTreeNode.bound.z(), nowTreeNode.bound.y(), nowTreeNode.bound.w(), false), lineIndexBegin, lineIndexEnd;
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if (type >= 2) {
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if (type >= 2) {
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v.push_back(numLine);
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v.push_back(numLine);
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if (type == 2) {
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if (type == 2) {
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@ -56,23 +56,23 @@ void ShortCutTree::generateShortCutsegmentement(ShortCutNode& nowTreeNode) {
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if (type == 3) {
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if (type == 3) {
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p = allLine[lineIndex]->getBegin();
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p = allLine[lineIndex]->getBegin();
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}
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}
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be = getPointIndex({ p.x, nowTreeNode.bound.w() });
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lineIndexBegin = getPointIndex({ p.x, nowTreeNode.bound.w() });
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en = getPointIndex(p);
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lineIndexEnd = getPointIndex(p);
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lineIndexs.push_back(be);
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lineIndexs.push_back(lineIndexBegin);
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lineIndexs.push_back(be);
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lineIndexs.push_back(lineIndexBegin);
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lineIndexs.push_back(en);
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lineIndexs.push_back(lineIndexEnd);
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lineIndexs.push_back(en);
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lineIndexs.push_back(lineIndexEnd);
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numLine++;
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numLine++;
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}
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}
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}
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}
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if (nowTreeNode.windingIncrement != 0) {
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if (nowTreeNode.windingIncrement != 0) {
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v.push_back(numLine);
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v.push_back(numLine);
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int be = getPointIndex({ nowTreeNode.bound.z(), nowTreeNode.bound.y()});
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int lineIndexBegin = getPointIndex({ nowTreeNode.bound.z(), nowTreeNode.bound.y()});
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int en = getPointIndex({ nowTreeNode.bound.z(), nowTreeNode.bound.w() });
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int lineIndexEnd = getPointIndex({ nowTreeNode.bound.z(), nowTreeNode.bound.w() });
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lineIndexs.push_back(be);
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lineIndexs.push_back(lineIndexBegin);
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lineIndexs.push_back(be);
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lineIndexs.push_back(lineIndexBegin);
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lineIndexs.push_back(en);
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lineIndexs.push_back(lineIndexEnd);
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lineIndexs.push_back(en);
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lineIndexs.push_back(lineIndexEnd);
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numLine++;
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numLine++;
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}
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}
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for (int& lineIndex : v) {
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for (int& lineIndex : v) {
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@ -1,37 +1,37 @@
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#include "StraightLine.h"
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#include "StraightLine.h"
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double StraightLine::getLineValueByT(double t, bool isY) {
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double StraightLine::getLineValueByT(double t, bool isY) {
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float pBe, pEn;
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float valueBegin, valueEnd;
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if (isY) {
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if (isY) {
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pBe = *vY.begin();
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valueBegin = *vY.begin();
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pEn = *vY.rbegin();
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valueEnd = *vY.rbegin();
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}
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}
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else {
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else {
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pBe = *vX.begin();
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valueBegin = *vX.begin();
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pEn = *vY.rbegin();
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valueEnd = *vY.rbegin();
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}
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}
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return t * (pEn - pBe) + pBe;
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return t * (valueEnd - valueBegin) + valueBegin;
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}
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}
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double StraightLine::findTByValue(double value, bool isY) {
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double StraightLine::findTByValue(double value, bool isY) {
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Point be = getPointByIndex(0), en = getPointByIndex(1);
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Point pointBegin = getPointByIndex(0), pointEnd = getPointByIndex(1);
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if (!isY) {
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if (!isY) {
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if(fabs(be.x - en.x) <= eps) return 0;
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if(fabs(pointBegin.x - pointEnd.x) <= eps) return 0;
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return (value - be.x) / (en.x - be.x);
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return (value - pointBegin.x) / (pointEnd.x - pointBegin.x);
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}
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}
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else {
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else {
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if (fabs(be.y - en.y) <= eps) return 0;
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if (fabs(pointBegin.y - pointEnd.y) <= eps) return 0;
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return (value - be.y) / (en.y - be.y);
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return (value - pointBegin.y) / (pointEnd.y - pointBegin.y);
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}
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}
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}
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}
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int StraightLine::judgeBoundIntersection(double xy, double l, double r, bool isY) {
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int StraightLine::judgeBoundIntersection(double xy, double l, double r, bool isY) {
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Point be = getBegin(), en = getEnd();
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Point pointBegin = getBegin(), pointEnd = getEnd();
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if (isY) {
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if (isY) {
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swap(be.x, be.y);
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swap(pointBegin.x, pointBegin.y);
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swap(en.x, en.y);
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swap(pointEnd.x, pointEnd.y);
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}
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}
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if ((be.x - xy) * (en.x - xy) >= eps) return 0;
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if ((pointBegin.x - xy) * (pointEnd.x - xy) >= eps) return 0;
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if (direction(isY)) {
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if (direction(isY)) {
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float t = findTByValue(xy, isY);
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float t = findTByValue(xy, isY);
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float value = getLineValueByT(t, !isY);
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float value = getLineValueByT(t, !isY);
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@ -40,8 +40,8 @@ int StraightLine::judgeBoundIntersection(double xy, double l, double r, bool isY
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}
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}
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return 0;
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return 0;
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} else {
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} else {
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if (be.y <= l && en.y < l) return 0;
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if (pointBegin.y <= l && pointEnd.y < l) return 0;
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if (be.y >= r && en.y > r) return 0;
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if (pointBegin.y >= r && pointEnd.y > r) return 0;
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return 1;
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return 1;
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}
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}
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return 0;
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return 0;
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