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[csharp] Port of commit 98c5be6. Use delta for physics limit, apply limit to scale.

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This commit is contained in:
Harald Csaszar 2024-03-07 15:24:42 +01:00
parent 98c5be690a
commit d1c09687e8
3 changed files with 16 additions and 9 deletions
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21
spine-csharp/src/PhysicsConstraint.cs
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@ -147,7 +147,8 @@ namespace Spine {
Reset();
goto case Physics.Update; // Fall through.
case Physics.Update:
remaining += Math.Max(skeleton.time - lastTime, 0);
float delta = Math.Max(skeleton.time - lastTime, 0);
remaining += delta;
lastTime = skeleton.time;
float bx = bone.worldX, by = bone.worldY;
@ -156,7 +157,7 @@ namespace Spine {
ux = bx;
uy = by;
} else {
float a = this.remaining, i = inertia, q = data.limit, t = data.step, f = skeleton.data.referenceScale;
float a = this.remaining, i = inertia, q = data.limit * delta, t = data.step, f = skeleton.data.referenceScale;
if (x || y) {
if (x) {
float u = (ux - bx) * i;
@ -190,12 +191,18 @@ namespace Spine {
}
if (rotateOrShearX || scaleX) {
float ca = (float)Math.Atan2(bone.c, bone.a), c, s, mr = 0;
float dx = cx - bone.worldX, dy = cy - bone.worldY;
if (dx > q)
dx = q;
else if (dx < -q)
dx = -q;
if (dy > q)
dy = q;
else if (dy < -q)
dy = -q;
if (rotateOrShearX) {
mr = (data.rotate + data.shearX) * mix;
float dx = cx - bone.worldX, dy = cy - bone.worldY;
float r = (float)Math.Atan2((dy > q ? q : dy < -q ? -q : dy) + ty, (dx > q ? q : dx < -q ? -q : dx) + tx) - ca
- rotateOffset * mr;
float r = (float)Math.Atan2(dy + ty, dx + tx) - ca - rotateOffset * mr;
rotateOffset += (r - (float)Math.Ceiling(r * MathUtils.InvPI2 - 0.5f) * MathUtils.PI2) * i;
r = rotateOffset * mr + ca;
c = (float)Math.Cos(r);
@ -208,7 +215,7 @@ namespace Spine {
c = (float)Math.Cos(ca);
s = (float)Math.Sin(ca);
float r = l * bone.WorldScaleX;
if (r > 0) scaleOffset += ((cx - bone.worldX) * c + (cy - bone.worldY) * s) * i / r;
if (r > 0) scaleOffset += (dx * c + dy * s) * i / r;
}
a = this.remaining;
if (a >= t) {

2
spine-csharp/src/SkeletonBinary.cs
View File

@ -321,7 +321,7 @@ namespace Spine {
if ((flags & 8) != 0) data.rotate = input.ReadFloat();
if ((flags & 16) != 0) data.scaleX = input.ReadFloat();
if ((flags & 32) != 0) data.shearX = input.ReadFloat();
data.limit = ((flags & 64) != 0 ? input.ReadFloat() : 500) * scale;
data.limit = ((flags & 64) != 0 ? input.ReadFloat() : 5000) * scale;
data.step = 1f / input.ReadUByte();
data.inertia = input.ReadFloat();
data.strength = input.ReadFloat();

2
spine-csharp/src/SkeletonJson.cs
View File

@ -303,7 +303,7 @@ namespace Spine {
data.rotate = GetFloat(constraintMap, "rotate", 0);
data.scaleX = GetFloat(constraintMap, "scaleX", 0);
data.shearX = GetFloat(constraintMap, "shearX", 0);
data.limit = GetFloat(constraintMap, "limit", 500) * scale;
data.limit = GetFloat(constraintMap, "limit", 5000) * scale;
data.step = 1f / GetInt(constraintMap, "fps", 60);
data.inertia = GetFloat(constraintMap, "inertia", 1);
data.strength = GetFloat(constraintMap, "strength", 100);