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speedup bounds calcs

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RandomityGuy 2022-11-13 13:39:00 +05:30
parent cf3b6f5ac2
commit f89e557662
2 changed files with 27 additions and 3 deletions
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5
src/Util.hx
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@ -9,6 +9,11 @@ import h3d.Vector;
import src.Settings;
class Util {
public static function mat3x3equal(a:Matrix, b:Matrix) {
return a._11 == b._11 && a._12 == b._12 && a._13 == b._13 && a._21 == b._21 && a._22 == b._22 && a._23 == b._23 && a._31 == b._31 && a._32 == b._32
&& a._33 == b._33;
}
public static function adjustedMod(a:Float, n:Float) {
var r1 = a % n;
var r2 = (r1 + n) % n;

25
src/collision/CollisionEntity.hx
View file

@ -12,6 +12,7 @@ import octree.IOctreeObject;
import h3d.Matrix;
import h3d.col.Bounds;
import src.PathedInterior;
import src.Util;
class CollisionEntity implements IOctreeObject {
public var boundingBox:Bounds;
@ -63,9 +64,27 @@ class CollisionEntity implements IOctreeObject {
public function setTransform(transform:Matrix) {
if (this.transform.equal(transform))
return;
this.transform.load(transform);
this.invTransform = transform.getInverse();
generateBoundingBox();
// Speedup
if (Util.mat3x3equal(this.transform, transform)) {
var oldPos = this.transform.getPosition();
var newPos = transform.getPosition();
this.transform.setPosition(newPos);
this.invTransform.setPosition(newPos.multiply(-1));
if (this.boundingBox == null)
generateBoundingBox();
else {
this.boundingBox.xMin += newPos.x - oldPos.x;
this.boundingBox.xMax += newPos.x - oldPos.x;
this.boundingBox.yMin += newPos.y - oldPos.y;
this.boundingBox.yMax += newPos.y - oldPos.y;
this.boundingBox.zMin += newPos.z - oldPos.z;
this.boundingBox.zMax += newPos.z - oldPos.z;
}
} else {
this.transform.load(transform);
this.invTransform = transform.getInverse();
generateBoundingBox();
}
}
public function generateBoundingBox() {