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[TS] WebKit 602 disappearing graphics bug (#1093)

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* Added a fix for the iOS 10 issue described at http://esotericsoftware.com/forum/iOS-10-disappearing-graphics-10109

* Renamed uselessFunction and updated documentation
This commit is contained in:
smaren 2018-04-04 11:39:31 +02:00 committed by Mario Zechner
parent 0a61f34c61
commit c28bbebf80
2 changed files with 11 additions and 1 deletions
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7
spine-ts/core/src/AnimationState.ts
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@ -172,8 +172,11 @@ module spine {
let pose = timelineData[ii] >= AnimationState.FIRST ? MixPose.setup : currentPose; let pose = timelineData[ii] >= AnimationState.FIRST ? MixPose.setup : currentPose;
if (timeline instanceof RotateTimeline) { if (timeline instanceof RotateTimeline) {
this.applyRotateTimeline(timeline, skeleton, animationTime, mix, pose, timelinesRotation, ii << 1, firstFrame); this.applyRotateTimeline(timeline, skeleton, animationTime, mix, pose, timelinesRotation, ii << 1, firstFrame);
} else } else {
// This fixes the WebKit 602 specific issue described at http://esotericsoftware.com/forum/iOS-10-disappearing-graphics-10109
Utils.webkit602BugfixHelper(mix, pose);
timeline.apply(skeleton, animationLast, animationTime, events, mix, pose, MixDirection.in); timeline.apply(skeleton, animationLast, animationTime, events, mix, pose, MixDirection.in);
}
} }
} }
this.queueEvents(current, animationTime); this.queueEvents(current, animationTime);
@ -242,6 +245,8 @@ module spine {
if (timeline instanceof RotateTimeline) if (timeline instanceof RotateTimeline)
this.applyRotateTimeline(timeline, skeleton, animationTime, alpha, pose, timelinesRotation, i << 1, firstFrame); this.applyRotateTimeline(timeline, skeleton, animationTime, alpha, pose, timelinesRotation, i << 1, firstFrame);
else { else {
// This fixes the WebKit 602 specific issue described at http://esotericsoftware.com/forum/iOS-10-disappearing-graphics-10109
Utils.webkit602BugfixHelper(alpha, pose);
timeline.apply(skeleton, animationLast, animationTime, events, alpha, pose, MixDirection.out); timeline.apply(skeleton, animationLast, animationTime, events, alpha, pose, MixDirection.out);
} }
} }

5
spine-ts/core/src/Utils.ts
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@ -259,6 +259,11 @@ module spine {
static toSinglePrecision (value: number) { static toSinglePrecision (value: number) {
return Utils.SUPPORTS_TYPED_ARRAYS ? Math.fround(value) : value; return Utils.SUPPORTS_TYPED_ARRAYS ? Math.fround(value) : value;
} }
// This function is used to fix WebKit 602 specific issue described at http://esotericsoftware.com/forum/iOS-10-disappearing-graphics-10109
static webkit602BugfixHelper (alpha: number, pose: MixPose) {
}
} }
export class DebugUtils { export class DebugUtils {