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Improve bone FK node to accept transform in world space

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This commit is contained in:
QuantumCoderQC 2021-05-20 18:06:45 +02:00
parent e7c1855b81
commit 6ded7e61f4
1 changed files with 18 additions and 10 deletions
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28
Sources/armory/logicnode/BoneFKNode.hx
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@ -1,5 +1,7 @@
package armory.logicnode;
import iron.math.Quat;
import iron.math.Vec4;
import iron.object.Object;
import iron.object.BoneAnimation;
import iron.math.Mat4;
@ -26,21 +28,27 @@ class BoneFKNode extends LogicNode {
var anim = object.animation != null ? cast(object.animation, BoneAnimation) : null;
if (anim == null) anim = object.getParentArmature(object.name);
// Manipulating bone in world space
// Get bone in armature
var bone = anim.getBone(boneName);
/* m = anim.getBoneMat(bone);
w = anim.getAbsMat(bone); */
function moveBone() {
/* m.setFrom(w);
m.multmat(transform);
iw.getInverse(w);
m.multmat(iw); */
//trace("Perform FK");
anim.setBoneMatFromWorldMat(transform.clone(), bone);
var t2 = Mat4.identity();
var loc= new Vec4();
var rot = new Quat();
var scl = new Vec4();
//Set scale to Armature scale. Bone scaling not yet implemented
t2.setFrom(transform);
t2.decompose(loc, rot, scl);
scl = object.transform.world.getScale();
t2.compose(loc, rot, scl);
//Set the bone local transform from world transform
anim.setBoneMatFromWorldMat(t2, bone);
//Remove this method from animation loop after FK
anim.removeUpdate(moveBone);
//trace("FK removed");
notified = false;
}