UnityMirror/spine-runtimes
1
0
Fork 0
mirror of https://github.com/EsotericSoftware/spine-runtimes.git synced 2026-02-04 14:24:53 +08:00
Code Issues Packages Projects Releases Wiki Activity

Mix transform constraint scale and shear offsets.

Browse Source
This commit is contained in:
NathanSweet 2016-04-29 20:02:50 +02:00
parent 188bf8dc03
commit 55f6db3af9
1 changed files with 6 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/TransformConstraint.java
View File

@ -71,12 +71,12 @@ public class TransformConstraint implements Updatable {
if (scaleMix > 0) {
float bs = (float)Math.sqrt(bone.a * bone.a + bone.c * bone.c);
float ts = (float)Math.sqrt(target.a * target.a + target.c * target.c);
float s = (bs > 0.00001f ? (bs + (ts - bs) * scaleMix) / bs : 0) + offsetScaleX;
float s = (bs > 0.00001f ? (bs + (ts - bs + offsetScaleX) * scaleMix) / bs : 0);
bone.a *= s;
bone.c *= s;
bs = (float)Math.sqrt(bone.b * bone.b + bone.d * bone.d);
ts = (float)Math.sqrt(target.b * target.b + target.d * target.d);
s = (bs > 0.00001f ? (bs + (ts - bs) * scaleMix) / bs : 0) + offsetScaleY;
s = (bs > 0.00001f ? (bs + (ts - bs + offsetScaleY) * scaleMix) / bs : 0);
bone.b *= s;
bone.d *= s;
}
@ -84,14 +84,14 @@ public class TransformConstraint implements Updatable {
if (shearMix > 0) {
float b = bone.b, d = bone.d;
float by = atan2(d, b);
float r = (atan2(target.d, target.b) - atan2(target.c, target.a)) - (by - atan2(bone.c, bone.a));
float r = atan2(target.d, target.b) - atan2(target.c, target.a) - (by - atan2(bone.c, bone.a));
if (r > PI)
r -= PI2;
else if (r < -PI) r += PI2;
r = by + r * shearMix;
r = by + (r + offsetShearY * degRad) * shearMix;
float s = (float)Math.sqrt(b * b + d * d);
bone.b = cos(r + offsetShearY * degRad) * s;
bone.d = sin(r + offsetShearY * degRad) * s;
bone.b = cos(r) * s;
bone.d = sin(r) * s;
}
float translateMix = this.translateMix;