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| author | Rémi Verschelde <rverschelde@gmail.com> | 2019-06-11 18:56:07 +0200 |
|---|---|---|
| committer | Rémi Verschelde <rverschelde@gmail.com> | 2019-06-11 18:56:07 +0200 |
| commit | 9206bcabaa115ad38c917521d9c1aabd25f4ec6b (patch) | |
| tree | aa41f1802bbdcb82c6a1e5d89699fb99e77824b5 /scene/2d/cpu_particles_2d.cpp | |
| parent | 15425b450f6c531271be637aecd7fe3cb7d314ba (diff) | |
| download | redot-engine-9206bcabaa115ad38c917521d9c1aabd25f4ec6b.tar.gz | |
CPUParticles: Fix inconsistent tangential acceleration
The tangential acceleration for both CPUParticles2D and CPUParticles had been
badly converted from their GPU counterpart (ParticlesMaterial).
This fixes it and ensures that both GPU and CPU particles behave the same with
regard to tangential acceleration.
Diffstat (limited to 'scene/2d/cpu_particles_2d.cpp')
| -rw-r--r-- | scene/2d/cpu_particles_2d.cpp | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/scene/2d/cpu_particles_2d.cpp b/scene/2d/cpu_particles_2d.cpp index ff27e0a29a..f021665f38 100644 --- a/scene/2d/cpu_particles_2d.cpp +++ b/scene/2d/cpu_particles_2d.cpp @@ -748,7 +748,7 @@ void CPUParticles2D::_particles_process(float p_delta) { force += diff.length() > 0.0 ? diff.normalized() * (parameters[PARAM_RADIAL_ACCEL] + tex_radial_accel) * Math::lerp(1.0f, rand_from_seed(alt_seed), randomness[PARAM_RADIAL_ACCEL]) : Vector2(); //apply tangential acceleration; Vector2 yx = Vector2(diff.y, diff.x); - force += yx.length() > 0.0 ? (yx * Vector2(-1.0, 1.0)) * ((parameters[PARAM_TANGENTIAL_ACCEL] + tex_tangential_accel) * Math::lerp(1.0f, rand_from_seed(alt_seed), randomness[PARAM_TANGENTIAL_ACCEL])) : Vector2(); + force += yx.length() > 0.0 ? (yx * Vector2(-1.0, 1.0)).normalized() * ((parameters[PARAM_TANGENTIAL_ACCEL] + tex_tangential_accel) * Math::lerp(1.0f, rand_from_seed(alt_seed), randomness[PARAM_TANGENTIAL_ACCEL])) : Vector2(); //apply attractor forces p.velocity += force * local_delta; //orbit velocity @@ -1174,15 +1174,16 @@ void CPUParticles2D::_bind_methods() { ADD_PROPERTY(PropertyInfo(Variant::BOOL, "emitting"), "set_emitting", "is_emitting"); ADD_PROPERTY(PropertyInfo(Variant::INT, "amount", PROPERTY_HINT_EXP_RANGE, "1,1000000,1"), "set_amount", "get_amount"); ADD_GROUP("Time", ""); - ADD_PROPERTY(PropertyInfo(Variant::REAL, "lifetime", PROPERTY_HINT_EXP_RANGE, "0.01,600.0,0.01,or_greater"), "set_lifetime", "get_lifetime"); + ADD_PROPERTY(PropertyInfo(Variant::REAL, "lifetime", PROPERTY_HINT_RANGE, "0.01,600.0,0.01,or_greater"), "set_lifetime", "get_lifetime"); ADD_PROPERTY(PropertyInfo(Variant::BOOL, "one_shot"), "set_one_shot", "get_one_shot"); - ADD_PROPERTY(PropertyInfo(Variant::REAL, "preprocess", PROPERTY_HINT_EXP_RANGE, "0.00,600.0,0.01"), "set_pre_process_time", "get_pre_process_time"); + ADD_PROPERTY(PropertyInfo(Variant::REAL, "preprocess", PROPERTY_HINT_RANGE, "0.00,600.0,0.01"), "set_pre_process_time", "get_pre_process_time"); ADD_PROPERTY(PropertyInfo(Variant::REAL, "speed_scale", PROPERTY_HINT_RANGE, "0,64,0.01"), "set_speed_scale", "get_speed_scale"); ADD_PROPERTY(PropertyInfo(Variant::REAL, "explosiveness", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_explosiveness_ratio", "get_explosiveness_ratio"); ADD_PROPERTY(PropertyInfo(Variant::REAL, "randomness", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_randomness_ratio", "get_randomness_ratio"); ADD_PROPERTY(PropertyInfo(Variant::INT, "fixed_fps", PROPERTY_HINT_RANGE, "0,1000,1"), "set_fixed_fps", "get_fixed_fps"); ADD_PROPERTY(PropertyInfo(Variant::BOOL, "fract_delta"), "set_fractional_delta", "get_fractional_delta"); ADD_GROUP("Drawing", ""); + // No visibility_rect property contrarily to Particles2D, it's updated automatically. ADD_PROPERTY(PropertyInfo(Variant::BOOL, "local_coords"), "set_use_local_coordinates", "get_use_local_coordinates"); ADD_PROPERTY(PropertyInfo(Variant::INT, "draw_order", PROPERTY_HINT_ENUM, "Index,Lifetime"), "set_draw_order", "get_draw_order"); ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "texture", PROPERTY_HINT_RESOURCE_TYPE, "Texture"), "set_texture", "get_texture"); |