refactor codes #17793
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refactor codes #17793
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@cocos-robot run test cases |
minggo
commented
Oct 31, 2024
| return result; | ||
| if (!this.horizontal) vector.x = 0; | ||
| if (!this.vertical) vector.y = 0; | ||
| return vector; |
minggo
commented
Oct 31, 2024
| @@ -1536,96 +1580,100 @@ export class ScrollView extends ViewGroup { | |||
| _tempVec3_1.set(_tempVec2_1.x, _tempVec2_1.y, 0); | |||
| uiTransformComp.convertToNodeSpaceAR(_tempVec3, _tempVec3); | |||
| uiTransformComp.convertToNodeSpaceAR(_tempVec3_1, _tempVec3_1); | |||
| Vec3.subtract(vec, _tempVec3, _tempVec3_1); | |||
| Vec3.subtract(out, _tempVec3, _tempVec3_1); | |||
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Just use out instead, don't have to create a new temple object vec.
👍 Package size ⤵ -1030 bytes, old: 5429602, new: 5428572Interface Check ReportThis pull request does not change any public interfaces ! |
minggo
commented
Oct 31, 2024
| const item = listener; | ||
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| if (this.node === item) { | ||
| if (this.node === listener) { |
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item is not needed, just delete it.
minggo
commented
Oct 31, 2024
| clonedDeltaMove.multiplyScalar(factor); | ||
| targetDelta.set(clonedDeltaMove); | ||
| targetDelta.set(deltaMove); | ||
| targetDelta.multiplyScalar(factor + 1); |
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// clonedDeltaMove = deltaMove
const clonedDeltaMove = deltaMove.clone();
// clonedDeltaMove = clonedDeltaMove * factor = deltaMove * factor
clonedDeltaMove.multiplyScalar(factor);
// targetDelta = clonedDeltaMove = deltaMove * factor
targetDelta.set(clonedDeltaMove);
// targetDelta = targetDelta + deltaMove = deltaMove * factor + deltaMove = deltaMove * (factor + 1)
targetDelta.add(deltaMove); 
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Why does the factor need to be increased?
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Please refer to the comment above.
minggo
commented
Oct 31, 2024
| @@ -1240,13 +1276,12 @@ export class ScrollView extends ViewGroup { | |||
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| const originalMoveLength = deltaMove.length(); | |||
| let factor = targetDelta.length() / originalMoveLength; | |||
| targetDelta.add(deltaMove); | |||
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as targetDelta will be set in if (this.brake > 0 && factor > 7), so move it to else block bellow.
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@minggo, Please check the result of
Task Details |
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@minggo, Please check the result of
Task Details |
qiuguohua
approved these changes
Nov 4, 2024
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Re: #17715