lxm_library_java/lunar-java
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Merge branch 'v1.1.0-SNAPSHOT'

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6tail
2020-07-15 19:05:48 +08:00
parent 21bd8acfdd 6c584bc689
commit 99347bf757
2 changed files with 21 additions and 14 deletions
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33
src/main/java/com/nlf/calendar/Lunar.java
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@@ -208,10 +208,10 @@ public class Lunar{
t /= 10; t /= 10;
double v = 0, tn = 1; double v = 0, tn = 1;
int n1,n2; int n1,n2;
double N; double m;
double c; double c;
int pn = 1; int pn = 1;
double n0, N0 = XL0[pn + 1] - XL0[pn]; double n0, m0 = XL0[pn + 1] - XL0[pn];
for (int i = 0; i < 6; i++, tn *= t) { for (int i = 0; i < 6; i++, tn *= t) {
n1 = (int)XL0[pn + i]; n1 = (int)XL0[pn + i];
n2 = (int)XL0[pn + 1 + i]; n2 = (int)XL0[pn + 1 + i];
@@ -220,18 +220,18 @@ public class Lunar{
continue; continue;
} }
if (n < 0) { if (n < 0) {
N = n2; m = n2;
} else { } else {
N = (int) Math.floor(3 * n * n0 / N0 + 0.5) + n1; m = (int)(3 * n * n0 / m0 + 0.5) + n1;
if (i != 0) { if (i != 0) {
N += 3; m += 3;
} }
if (N > n2) { if (m > n2) {
N = n2; m = n2;
} }
} }
c = 0; c = 0;
for (int j = n1; j < N; j += 3) { for (int j = n1; j < m; j += 3) {
c += XL0[j] * Math.cos(XL0[j + 1] + t * XL0[j + 2]); c += XL0[j] * Math.cos(XL0[j + 1] + t * XL0[j + 2]);
} }
v += c * tn; v += c * tn;
@@ -299,15 +299,15 @@ public class Lunar{
} }
private double qiLow(double w){ private double qiLow(double w){
double t, L, v = 628.3319653318; double t, l, v = 628.3319653318;
t = (w - 4.895062166) / v; t = (w - 4.895062166) / v;
t -= (53 * t * t + 334116 * Math.cos(4.67 + 628.307585 * t) + 2061 * Math.cos(2.678 + 628.3076 * t) * t) / v / 10000000; t -= (53 * t * t + 334116 * Math.cos(4.67 + 628.307585 * t) + 2061 * Math.cos(2.678 + 628.3076 * t) * t) / v / 10000000;
L = 48950621.66 + 6283319653.318 * t + 53 * t * t + 334166 * Math.cos(4.669257 + 628.307585 * t) + 3489 * Math.cos(4.6261 + 1256.61517 * t) + 2060.6 * Math.cos(2.67823 + 628.307585 * t) * t - 994 - 834 * Math.sin(2.1824 - 33.75705 * t); l = 48950621.66 + 6283319653.318 * t + 53 * t * t + 334166 * Math.cos(4.669257 + 628.307585 * t) + 3489 * Math.cos(4.6261 + 1256.61517 * t) + 2060.6 * Math.cos(2.67823 + 628.307585 * t) * t - 994 - 834 * Math.sin(2.1824 - 33.75705 * t);
t -= (L / 10000000 - w) / 628.332 + (32 * (t + 1.8) * (t + 1.8) - 20) / 86400 / 36525; t -= (l / 10000000 - w) / 628.332 + (32 * (t + 1.8) * (t + 1.8) - 20) / 86400 / 36525;
return t * 36525 + 8 / 24; return t * 36525 + 8 / 24;
} }
private double S_aLon_t2(double w){ private double saLonT2(double w){
double t, v = 628.3319653318; double t, v = 628.3319653318;
t = (w - 1.75347 - Math.PI) / v; t = (w - 1.75347 - Math.PI) / v;
t -= (0.000005297 * t * t + 0.0334166 * Math.cos(4.669257 + 628.307585 * t) + 0.0002061 * Math.cos(2.67823 + 628.307585 * t) * t) / v; t -= (0.000005297 * t * t + 0.0334166 * Math.cos(4.669257 + 628.307585 * t) + 0.0002061 * Math.cos(2.67823 + 628.307585 * t) * t) / v;
@@ -316,7 +316,7 @@ public class Lunar{
} }
private double qiHigh(double w){ private double qiHigh(double w){
double t = S_aLon_t2(w) * 36525; double t = saLonT2(w) * 36525;
t = t - dtT(t) + 8 / 24; t = t - dtT(t) + 8 / 24;
double v = ((t + 0.5) % 1) * 86400; double v = ((t + 0.5) % 1) * 86400;
if (v < 1200 || v > 86400 - 1200){ if (v < 1200 || v > 86400 - 1200){
@@ -390,6 +390,9 @@ public class Lunar{
double q = calcJieQi(w + 15.2184 * i); double q = calcJieQi(w + 15.2184 * i);
jieQi.put(JIE_QI[(i + size) % size], Solar.fromJulianDay(qiAccurate2(q) + Solar.J2000)); jieQi.put(JIE_QI[(i + size) % size], Solar.fromJulianDay(qiAccurate2(q) + Solar.J2000));
} }
//追加下一农历年的冬至
double q = calcJieQi(w + 15.2184 * size);
jieQi.put("DONG_ZHI", Solar.fromJulianDay(qiAccurate2(q) + Solar.J2000));
} }
/** /**
@@ -945,6 +948,10 @@ public class Lunar{
return qi; return qi;
} }
} }
Solar d = jieQi.get("DONG_ZHI");
if(d.getYear()==solar.getYear()&&d.getMonth()==solar.getMonth()&&d.getDay()==solar.getDay()){
return "冬至";
}
return ""; return "";
} }

2
src/test/java/test/JiQiTest.java → src/test/java/test/JieQiTest.java
View File

@@ -12,7 +12,7 @@ import java.util.Map;
* *
* @author 6tail * @author 6tail
*/ */
public class JiQiTest { public class JieQiTest {
@Test @Test
public void test2022() { public void test2022() {