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[lua] Fix applying flipping for noScale/noScaleOrReflection transform mode. See #951

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This commit is contained in:
badlogic 2017-07-19 14:02:25 +02:00
parent d2f6758e42
commit 4a69af12e2
1 changed files with 6 additions and 6 deletions
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12
spine-lua/Bone.lua
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@ -190,16 +190,16 @@ function Bone:updateWorldTransformWith (x, y, rotation, scaleX, scaleY, shearX,
local lb = math_cos(math_rad(90 + shearY)) * scaleY;
local lc = math_sin(math_rad(shearX)) * scaleX;
local ld = math_sin(90 + shearY) * scaleY;
local flip = self.skeleton.flipX ~= self.skeleton.flipY
if transformMode ~= TransformMode.noScaleOrReflection then flip = pa * pd - pb * pc < 0 end
if flip then
zb = -zb
zd = -zd
end
self.a = za * la + zb * lc
self.b = za * lb + zb * ld
self.c = zc * la + zd * lc
self.d = zc * lb + zd * ld
local flip = self.skeleton.flipX ~= self.skeleton.flipY
if transformMode ~= TransformMode.noScaleOrReflection then flip = pa * pd - pb * pc < 0 end
if flip then
self.b = -self.b
self.d = -self.d
end
return
end