diff options
Diffstat (limited to 'scene/2d/gpu_particles_2d.cpp')
| -rw-r--r-- | scene/2d/gpu_particles_2d.cpp | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/scene/2d/gpu_particles_2d.cpp b/scene/2d/gpu_particles_2d.cpp index b6d1e5c934..11c036ac9c 100644 --- a/scene/2d/gpu_particles_2d.cpp +++ b/scene/2d/gpu_particles_2d.cpp @@ -335,6 +335,42 @@ Ref<Texture2D> GPUParticles2D::get_texture() const { void GPUParticles2D::_validate_property(PropertyInfo &property) const { } +void GPUParticles2D::emit_particle(const Transform2D &p_transform2d, const Vector2 &p_velocity2d, const Color &p_color, const Color &p_custom, uint32_t p_emit_flags) { + Transform3D transform; + transform.basis.set_axis(0, Vector3(p_transform2d.get_axis(0).x, p_transform2d.get_axis(0).y, 0)); + transform.basis.set_axis(1, Vector3(p_transform2d.get_axis(1).x, p_transform2d.get_axis(1).y, 0)); + transform.set_origin(Vector3(p_transform2d.get_origin().x, p_transform2d.get_origin().y, 0)); + Vector3 velocity = Vector3(p_velocity2d.x, p_velocity2d.y, 0); + + RS::get_singleton()->particles_emit(particles, transform, velocity, p_color, p_custom, p_emit_flags); +} + +void GPUParticles2D::_attach_sub_emitter() { + Node *n = get_node_or_null(sub_emitter); + if (n) { + GPUParticles2D *sen = Object::cast_to<GPUParticles2D>(n); + if (sen && sen != this) { + RS::get_singleton()->particles_set_subemitter(particles, sen->particles); + } + } +} + +void GPUParticles2D::set_sub_emitter(const NodePath &p_path) { + if (is_inside_tree()) { + RS::get_singleton()->particles_set_subemitter(particles, RID()); + } + + sub_emitter = p_path; + + if (is_inside_tree() && sub_emitter != NodePath()) { + _attach_sub_emitter(); + } +} + +NodePath GPUParticles2D::get_sub_emitter() const { + return sub_emitter; +} + void GPUParticles2D::restart() { RS::get_singleton()->particles_restart(particles); RS::get_singleton()->particles_set_emitting(particles, true); @@ -462,6 +498,16 @@ void GPUParticles2D::_notification(int p_what) { #endif } + if (p_what == NOTIFICATION_ENTER_TREE) { + if (sub_emitter != NodePath()) { + _attach_sub_emitter(); + } + } + + if (p_what == NOTIFICATION_EXIT_TREE) { + RS::get_singleton()->particles_set_subemitter(particles, RID()); + } + if (p_what == NOTIFICATION_PAUSED || p_what == NOTIFICATION_UNPAUSED) { if (can_process()) { RS::get_singleton()->particles_set_speed_scale(particles, speed_scale); @@ -523,6 +569,11 @@ void GPUParticles2D::_bind_methods() { ClassDB::bind_method(D_METHOD("restart"), &GPUParticles2D::restart); + ClassDB::bind_method(D_METHOD("set_sub_emitter", "path"), &GPUParticles2D::set_sub_emitter); + ClassDB::bind_method(D_METHOD("get_sub_emitter"), &GPUParticles2D::get_sub_emitter); + + ClassDB::bind_method(D_METHOD("emit_particle", "xform", "velocity", "color", "custom", "flags"), &GPUParticles2D::emit_particle); + ClassDB::bind_method(D_METHOD("set_trail_enabled", "enabled"), &GPUParticles2D::set_trail_enabled); ClassDB::bind_method(D_METHOD("set_trail_length", "secs"), &GPUParticles2D::set_trail_length); @@ -538,6 +589,7 @@ void GPUParticles2D::_bind_methods() { ADD_PROPERTY(PropertyInfo(Variant::BOOL, "emitting"), "set_emitting", "is_emitting"); ADD_PROPERTY_DEFAULT("emitting", true); // Workaround for doctool in headless mode, as dummy rasterizer always returns false. ADD_PROPERTY(PropertyInfo(Variant::INT, "amount", PROPERTY_HINT_RANGE, "1,1000000,1,exp"), "set_amount", "get_amount"); + ADD_PROPERTY(PropertyInfo(Variant::NODE_PATH, "sub_emitter", PROPERTY_HINT_NODE_PATH_VALID_TYPES, "GPUParticles2D"), "set_sub_emitter", "get_sub_emitter"); ADD_GROUP("Time", ""); ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "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"); @@ -566,6 +618,12 @@ void GPUParticles2D::_bind_methods() { BIND_ENUM_CONSTANT(DRAW_ORDER_INDEX); BIND_ENUM_CONSTANT(DRAW_ORDER_LIFETIME); BIND_ENUM_CONSTANT(DRAW_ORDER_REVERSE_LIFETIME); + + BIND_ENUM_CONSTANT(EMIT_FLAG_POSITION); + BIND_ENUM_CONSTANT(EMIT_FLAG_ROTATION_SCALE); + BIND_ENUM_CONSTANT(EMIT_FLAG_VELOCITY); + BIND_ENUM_CONSTANT(EMIT_FLAG_COLOR); + BIND_ENUM_CONSTANT(EMIT_FLAG_CUSTOM); } GPUParticles2D::GPUParticles2D() { |