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Correctly calculates gravity in particle systems

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This commit is contained in:
Viktor Lidholt 2016-02-16 18:25:04 -08:00
parent ccf08e98de
commit ecfc303270
1 changed files with 1 additions and 1 deletions
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2
packages/flutter_sprites/lib/src/particle_system.dart
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@ -252,7 +252,7 @@ class ParticleSystem extends Node {
particle.dir += accel; particle.dir += accel;
} else if (gravity[0] != 0.0 || gravity[1] != 0) { } else if (gravity[0] != 0.0 || gravity[1] != 0) {
// gravity // gravity
Vector2 accel = gravity.scale(dt); Vector2 accel = new Vector2.copy(gravity).scale(dt);
particle.dir += accel; particle.dir += accel;
} }