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authorSven Göthel <[email protected]>2024-02-12 06:45:49 +0100
committerSven Göthel <[email protected]>2024-02-12 06:45:49 +0100
commitc4f14aa011c567b54667ed2209c2f48363998644 (patch)
tree6ffbccad3a602d1463111c06285fb678b1395ff2 /src/jogl/classes
parentf3d181114f804661c92485864047291651880718 (diff)
VectorUtil: Remove unused isInCircleVec2f() and triAreaVec2f(), now using *2d() variants
Diffstat (limited to 'src/jogl/classes')
-rw-r--r--src/jogl/classes/com/jogamp/math/VectorUtil.java42
1 files changed, 8 insertions, 34 deletions
diff --git a/src/jogl/classes/com/jogamp/math/VectorUtil.java b/src/jogl/classes/com/jogamp/math/VectorUtil.java
index 7e66f0b4f..059bf59b2 100644
--- a/src/jogl/classes/com/jogamp/math/VectorUtil.java
+++ b/src/jogl/classes/com/jogamp/math/VectorUtil.java
@@ -1,5 +1,5 @@
/**
- * Copyright 2010-2023 JogAmp Community. All rights reserved.
+ * Copyright 2010-2024 JogAmp Community. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
@@ -286,6 +286,7 @@ public final class VectorUtil {
return FloatUtil.isZero( determinantVec3(v1, v2, v3), FloatUtil.EPSILON );
}
+ public static final double InCircleDThreshold = DoubleUtil.EPSILON;
/**
* Check if vertices in triangle circumcircle given {@code d} vertex, from paper by Guibas and Stolfi (1985).
* @param a triangle vertex 1
@@ -294,27 +295,6 @@ public final class VectorUtil {
* @param d vertex in question
* @return true if the vertex d is inside the circle defined by the vertices a, b, c.
*/
- public static boolean isInCircleVec2f(final Vert2fImmutable a, final Vert2fImmutable b, final Vert2fImmutable c, final Vert2fImmutable d) {
- // Operation costs:
- // - 4x (triAreaVec2: 5+, 2*) -> 20+, 8*
- // - plus 7+, 12* -> 27+, 20*
- return (a.x() * a.x() + a.y() * a.y()) * triAreaVec2f(b, c, d) -
- (b.x() * b.x() + b.y() * b.y()) * triAreaVec2f(a, c, d) +
- (c.x() * c.x() + c.y() * c.y()) * triAreaVec2f(a, b, d) -
- (d.x() * d.x() + d.y() * d.y()) * triAreaVec2f(a, b, c) > InCircleFThreshold;
- }
- public static final float InCircleFThreshold = FloatUtil.EPSILON;
- public static float inCircleVec2fVal(final Vert2fImmutable a, final Vert2fImmutable b, final Vert2fImmutable c, final Vert2fImmutable d) {
- // Operation costs:
- // - 4x (triAreaVec2: 5+, 2*) -> 20+, 8*
- // - plus 7+, 12* -> 27+, 20*
- return (a.x() * a.x() + a.y() * a.y()) * triAreaVec2f(b, c, d) -
- (b.x() * b.x() + b.y() * b.y()) * triAreaVec2f(a, c, d) +
- (c.x() * c.x() + c.y() * c.y()) * triAreaVec2f(a, b, d) -
- (d.x() * d.x() + d.y() * d.y()) * triAreaVec2f(a, b, c);
- }
-
- public static final double InCircleDThreshold = DoubleUtil.EPSILON;
public static boolean isInCircleVec2d(final Vert2fImmutable a, final Vert2fImmutable b, final Vert2fImmutable c, final Vert2fImmutable d) {
return inCircleVec2dVal(a, b, c, d) > InCircleDThreshold;
}
@@ -322,14 +302,12 @@ public final class VectorUtil {
// Operation costs:
// - 4x (triAreaVec2: 5+, 2*) -> 20+, 8*
// - plus 7+, 12* -> 27+, 20*
- return sqlend(a) * triAreaVec2d(b, c, d) -
- sqlend(b) * triAreaVec2d(a, c, d) +
- sqlend(c) * triAreaVec2d(a, b, d) -
- sqlend(d) * triAreaVec2d(a, b, c);
- }
- private static double sqlend(final Vert2fImmutable a) {
- final double x = a.x();
- final double y = a.y();
+ return sqlend(a.x(), a.y()) * triAreaVec2d(b, c, d) -
+ sqlend(b.x(), b.y()) * triAreaVec2d(a, c, d) +
+ sqlend(c.x(), c.y()) * triAreaVec2d(a, b, d) -
+ sqlend(d.x(), d.y()) * triAreaVec2d(a, b, c);
+ }
+ private static double sqlend(final double x, final double y) {
return x*x + y*y;
}
@@ -345,10 +323,6 @@ public final class VectorUtil {
* @param c third vertex
* @return area > 0 CCW, ..
*/
- public static float triAreaVec2f(final Vert2fImmutable a, final Vert2fImmutable b, final Vert2fImmutable c){
- return (b.x() - a.x()) * (c.y() - a.y()) - (b.y() - a.y()) * (c.x() - a.x());
- }
-
public static double triAreaVec2d(final Vert2fImmutable a, final Vert2fImmutable b, final Vert2fImmutable c){
return triAreaVec2d(a.x(), a.y(), b.x(), b.y(), c.x(), c.y());
}