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fix compile + use mutable vector for affine transform + fix bstats package

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This commit is contained in:
Jesse Boyd
2019-04-07 20:43:59 +10:00
parent 1529c187d2
commit 093542c337
5 changed files with 90 additions and 74 deletions
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30
worldedit-core/src/main/java/com/sk89q/worldedit/math/transform/AffineTransform.java
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@ -6,6 +6,7 @@ import java.io.Serializable;
import com.sk89q.worldedit.math.MutableBlockVector3;
import com.sk89q.worldedit.math.BlockVector3;
import com.sk89q.worldedit.math.MathUtils;
import com.sk89q.worldedit.math.MutableVector3;
import com.sk89q.worldedit.math.Vector3;
/**
@ -17,7 +18,7 @@ import com.sk89q.worldedit.math.Vector3;
*/
public class AffineTransform implements Transform, Serializable {
private transient MutableBlockVector3 mutable = new MutableBlockVector3();
private AffineTransform inverse;
/**
* coefficients for x coordinate.
@ -162,8 +163,9 @@ public class AffineTransform implements Transform, Serializable {
*/
@Override
public AffineTransform inverse() {
if (inverse != null) return inverse;
double det = this.determinant();
return new AffineTransform(
return inverse = new AffineTransform(
(m11 * m22 - m21 * m12) / det,
(m02 * m21 - m22 * m01) / det,
(m01 * m12 - m11 * m02) / det,
@ -290,16 +292,23 @@ public class AffineTransform implements Transform, Serializable {
return scale(vec.getX(), vec.getY(), vec.getZ());
}
public boolean isScaled(Vector3 vector) {
boolean flip = false;
if (vector.getX() != 0 && m00 < 0) flip = !flip;
if (vector.getY() != 0 && m11 < 0) flip = !flip;
if (vector.getZ() != 0 && m22 < 0) flip = !flip;
return flip;
}
@Override
public Vector3 apply(Vector3 vector) {
return Vector3.at(
vector.getX() * m00 + vector.getY() * m01 + vector.getZ() * m02 + m03,
vector.getX() * m10 + vector.getY() * m11 + vector.getZ() * m12 + m13,
vector.getX() * m20 + vector.getY() * m21 + vector.getZ() * m22 + m23);
// mutable.mutX((vector.getX() * m00 + vector.getY() * m01 + vector.getZ() * m02 + m03));
// mutable.mutY((vector.getX() * m10 + vector.getY() * m11 + vector.getZ() * m12 + m13));
// mutable.mutZ((vector.getX() * m20 + vector.getY() * m21 + vector.getZ() * m22 + m23));
// return mutable;
double x = (vector.getX() * m00 + vector.getY() * m01 + vector.getZ() * m02 + m03);
double y = (vector.getX() * m10 + vector.getY() * m11 + vector.getZ() * m12 + m13);
double z = (vector.getX() * m20 + vector.getY() * m21 + vector.getZ() * m22 + m23);
vector = vector.mutX(x);
vector = vector.mutY(y);
vector = vector.mutZ(z);
return vector;
}
public AffineTransform combine(AffineTransform other) {
@ -324,7 +333,6 @@ public class AffineTransform implements Transform, Serializable {
private void readObject(java.io.ObjectInputStream stream) throws IOException, ClassNotFoundException {
stream.defaultReadObject();
mutable = new MutableBlockVector3();
}