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noRotation transformMode experimentation.

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NathanSweet 2016-09-23 10:58:15 +02:00
parent 367cf651cf
commit 2ea42d4cae
1 changed files with 29 additions and 0 deletions
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29
spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/Bone.java
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@ -155,6 +155,35 @@ public class Bone implements Updatable {
} }
case noRotation: { case noRotation: {
if (false) { if (false) {
// Simple loop.
// 1) Inherits scale in the wrong direction.
// 2) Doesn't flip.
float rotationY = rotation + 90 + shearY;
float la = cosDeg(rotation + shearX) * scaleX;
float lb = cosDeg(rotationY) * scaleY;
float lc = sinDeg(rotation + shearX) * scaleX;
float ld = sinDeg(rotationY) * scaleY;
Bone current = parent;
while (current != null) {
float ca = Math.abs(current.ascaleX);
float cb = 0;
float cc = 0;
float cd = Math.abs(current.ascaleY);
float za = ca * la + cb * lc;
float zb = ca * lb + cb * ld;
float zc = cc * la + cd * lc;
float zd = cc * lb + cd * ld;
la = za;
lb = zb;
lc = zc;
ld = zd;
current = current.parent;
}
a = la;
b = lb;
c = lc;
d = ld;
} else if (false) {
// Summing parent rotations. // Summing parent rotations.
// 1) Negative parent scale causes bone to rotate. // 1) Negative parent scale causes bone to rotate.
float sum = 0; float sum = 0;