diff options
| author | bjculkin <bjculkin@BECK-DZ9BJB2.wvu-ad.wvu.edu> | 2018-04-11 15:29:25 -0400 |
|---|---|---|
| committer | bjculkin <bjculkin@BECK-DZ9BJB2.wvu-ad.wvu.edu> | 2018-04-11 15:29:25 -0400 |
| commit | dcb6c2159446135a142cad41eec185bb24c45bfb (patch) | |
| tree | 965dcc07fc0256a9a8254d5f968e316a1e928617 /CSMath/src/bezier/transforms/TDHPointRotation.java | |
| parent | 8ecf52b6c5821e5c3de8a0f5c9e7ed3e357cb282 (diff) | |
Split #9 into one class/file
Diffstat (limited to 'CSMath/src/bezier/transforms/TDHPointRotation.java')
| -rw-r--r-- | CSMath/src/bezier/transforms/TDHPointRotation.java | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/CSMath/src/bezier/transforms/TDHPointRotation.java b/CSMath/src/bezier/transforms/TDHPointRotation.java new file mode 100644 index 0000000..30f1854 --- /dev/null +++ b/CSMath/src/bezier/transforms/TDHPointRotation.java @@ -0,0 +1,67 @@ +package bezier.transforms;
+
+import bezier.TDHPoint;
+
+public class TDHPointRotation extends TDHRotation {
+ public final double x0;
+ public final double y0;
+
+ public TDHPointRotation(double theta, double x0, double y0) {
+ super(theta);
+
+ this.x0 = x0;
+ this.y0 = y0;
+ }
+
+ @Override
+ public TDHTransformType type() {
+ return TDHTransformType.ROTATION;
+ }
+
+ @Override
+ public TDHPoint transform(TDHPoint punkt) {
+ double x1 = (punkt.x * Math.cos(theta)) - (punkt.y * Math.sin(theta));
+ double y1 = (punkt.x * Math.sin(theta)) - (punkt.y * Math.cos(theta));
+
+ double x2 = (-x0 * Math.cos(theta)) + (y0 * Math.sin(theta)) + x0;
+ double y2 = (-x0 * Math.sin(theta)) - (y0 * Math.cos(theta)) + y0;
+
+ double x = x1 + (punkt.z * x2);
+ double y = y1 + (punkt.z * y2);
+
+ return new TDHPoint(x, y, punkt.z);
+ }
+
+ @Override
+ public int hashCode() {
+ final int prime = 31;
+ int result = super.hashCode();
+ long temp;
+ temp = Double.doubleToLongBits(x0);
+ result = prime * result + (int) (temp ^ (temp >>> 32));
+ temp = Double.doubleToLongBits(y0);
+ result = prime * result + (int) (temp ^ (temp >>> 32));
+ return result;
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj)
+ return true;
+ if (!super.equals(obj))
+ return false;
+ if (getClass() != obj.getClass())
+ return false;
+ TDHPointRotation other = (TDHPointRotation) obj;
+ if (Double.doubleToLongBits(x0) != Double.doubleToLongBits(other.x0))
+ return false;
+ if (Double.doubleToLongBits(y0) != Double.doubleToLongBits(other.y0))
+ return false;
+ return true;
+ }
+
+ @Override
+ public String toString() {
+ return "TDHPointRotation [x0=" + x0 + ", y0=" + y0 + "]";
+ }
+}
\ No newline at end of file |