flutter/flame
1
0
Fork 0
mirror of https://github.com/flame-engine/flame.git synced 2025-11-01 19:12:31 +08:00
Code Issues Packages Projects Releases Wiki Activity

Use a list of vector2 for MoveEffect

Browse Source
This commit is contained in:
Lukas Klingsbo
2020-10-04 21:26:04 +02:00
committed by Lukas Klingsbo
parent 6432f00a60
commit 079828a6f8
4 changed files with 25 additions and 20 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
doc/examples/effects/sequence_effect/lib/main.dart
View File

@ -72,14 +72,15 @@ class MyGame extends BaseGame with TapDetector {
final combination = CombinedEffect(
effects: [move2, rotate],
isAlternating: true,
isAlternating: false,
isInfinite: true,
);
final sequence = SequenceEffect(
effects: [move1, scale, combination],
isInfinite: false,
isAlternating: true,
isInfinite: true,
isAlternating: false,
);
greenSquare.addEffect(sequence);
greenSquare.addEffect(combination);
}
}

2
lib/effects/effects.dart
View File

@ -60,7 +60,7 @@ abstract class PositionComponentEffect {
if (isAlternating) {
curveDirection = isMax() ? -1 : (isMin() ? 1 : curveDirection);
} else if (isInfinite && isMax()) {
reset();
currentTime = 0.0;
}
final driftMultiplier = (isAlternating && isMax() ? 2 : 1) * curveDirection;
if (!hasFinished()) {

16
lib/effects/move_effect.dart
View File

@ -25,7 +25,6 @@ class MoveEffect extends PositionComponentEffect {
double speed;
Curve curve;
Vector2 _startPosition;
Vector2 _peakPosition;
MoveEffect({
@required this.path,
@ -61,10 +60,10 @@ class MoveEffect extends PositionComponentEffect {
} else {
_movePath = path;
}
print(_movePath);
_peakPosition = isRelative ? path.last : path.last - _startPosition;
if (!isAlternating) {
endPosition = _peakPosition;
endPosition = _movePath.last;
} else {
endPosition = _startPosition;
}
double pathLength = 0;
@ -91,9 +90,16 @@ class MoveEffect extends PositionComponentEffect {
);
lastPosition = v;
}
print(_percentagePath);
travelTime = pathLength / speed;
}
@override
void reset() {
super.reset();
if(_percentagePath?.isNotEmpty ?? false) {
_currentSubPath = _percentagePath.first;
}
}
@override
void update(double dt) {

18
lib/effects/sequence_effect.dart
View File

@ -63,9 +63,9 @@ class SequenceEffect extends PositionComponentEffect {
_driftModifier = currentEffect.driftTime;
_currentIndex++;
final iterationSize = isAlternating ? effects.length * 2 : effects.length;
if (_currentIndex != 0 &&
_currentIndex == iterationSize &&
(currentEffect.isAlternating ||
if (_currentIndex != 0
&& _currentIndex == iterationSize
&& (currentEffect.isAlternating ||
currentEffect.isAlternating == isAlternating)) {
isInfinite ? reset() : dispose();
return;
@ -92,12 +92,10 @@ class SequenceEffect extends PositionComponentEffect {
@override
void reset() {
super.reset();
effects.forEach((e) => e.reset());
if (component != null) {
component.position = originalPosition;
component.angle = originalAngle;
component.size = originalSize;
initialize(component);
}
component.position = originalPosition;
component.angle = originalAngle;
component.size = originalSize;
initialize(component);
//effects.forEach((e) => e.reset());
}
}