diff options
Diffstat (limited to 'scene/2d/cpu_particles_2d.cpp')
| -rw-r--r-- | scene/2d/cpu_particles_2d.cpp | 35 |
1 files changed, 29 insertions, 6 deletions
diff --git a/scene/2d/cpu_particles_2d.cpp b/scene/2d/cpu_particles_2d.cpp index b836497627..3bc212ffca 100644 --- a/scene/2d/cpu_particles_2d.cpp +++ b/scene/2d/cpu_particles_2d.cpp @@ -155,7 +155,7 @@ void CPUParticles2D::_update_mesh_texture() { Vector<Vector2> vertices; vertices.push_back(-tex_size * 0.5); vertices.push_back(-tex_size * 0.5 + Vector2(tex_size.x, 0)); - vertices.push_back(-tex_size * 0.5 + Vector2(tex_size.x, tex_size.y)); + vertices.push_back(-tex_size * 0.5 + tex_size); vertices.push_back(-tex_size * 0.5 + Vector2(0, tex_size.y)); Vector<Vector2> uvs; AtlasTexture *atlas_texure = Object::cast_to<AtlasTexture>(*texture); @@ -398,6 +398,14 @@ Ref<Gradient> CPUParticles2D::get_color_ramp() const { return color_ramp; } +void CPUParticles2D::set_color_initial_ramp(const Ref<Gradient> &p_ramp) { + color_initial_ramp = p_ramp; +} + +Ref<Gradient> CPUParticles2D::get_color_initial_ramp() const { + return color_initial_ramp; +} + void CPUParticles2D::set_particle_flag(ParticleFlags p_particle_flag, bool p_enable) { ERR_FAIL_INDEX(p_particle_flag, PARTICLE_FLAG_MAX); particle_flags[p_particle_flag] = p_enable; @@ -727,9 +735,15 @@ void CPUParticles2D::_particles_process(double p_delta) { p.hue_rot_rand = Math::randf(); p.anim_offset_rand = Math::randf(); - real_t angle1_rad = Math::atan2(direction.y, direction.x) + Math::deg2rad((Math::randf() * 2.0 - 1.0) * spread); + if (color_initial_ramp.is_valid()) { + p.start_color_rand = color_initial_ramp->get_color_at_offset(Math::randf()); + } else { + p.start_color_rand = Color(1, 1, 1, 1); + } + + real_t angle1_rad = direction.angle() + Math::deg2rad((Math::randf() * 2.0 - 1.0) * spread); Vector2 rot = Vector2(Math::cos(angle1_rad), Math::sin(angle1_rad)); - p.velocity = rot * Math::lerp(parameters_min[PARAM_INITIAL_LINEAR_VELOCITY], parameters_min[PARAM_INITIAL_LINEAR_VELOCITY], Math::randf()); + p.velocity = rot * Math::lerp(parameters_min[PARAM_INITIAL_LINEAR_VELOCITY], parameters_min[PARAM_INITIAL_LINEAR_VELOCITY], (real_t)Math::randf()); real_t base_angle = tex_angle * Math::lerp(parameters_min[PARAM_ANGLE], parameters_max[PARAM_ANGLE], p.angle_rand); p.rotation = Math::deg2rad(base_angle); @@ -890,7 +904,7 @@ void CPUParticles2D::_particles_process(double p_delta) { real_t base_angle = (tex_angle)*Math::lerp(parameters_min[PARAM_ANGLE], parameters_max[PARAM_ANGLE], p.angle_rand); base_angle += p.custom[1] * lifetime * tex_angular_velocity * Math::lerp(parameters_min[PARAM_ANGULAR_VELOCITY], parameters_max[PARAM_ANGULAR_VELOCITY], rand_from_seed(alt_seed)); p.rotation = Math::deg2rad(base_angle); //angle - p.custom[2] = tex_anim_offset * Math::lerp(parameters_min[PARAM_ANIM_OFFSET], parameters_max[PARAM_ANIM_OFFSET], p.anim_offset_rand) + p.custom[1] * tex_anim_speed * Math::lerp(parameters_min[PARAM_ANIM_SPEED], parameters_max[PARAM_ANIM_SPEED], rand_from_seed(alt_seed)); + p.custom[2] = tex_anim_offset * Math::lerp(parameters_min[PARAM_ANIM_OFFSET], parameters_max[PARAM_ANIM_OFFSET], p.anim_offset_rand) + tv * tex_anim_speed * Math::lerp(parameters_min[PARAM_ANIM_SPEED], parameters_max[PARAM_ANIM_SPEED], rand_from_seed(alt_seed)); } //apply color //apply hue rotation @@ -946,7 +960,7 @@ void CPUParticles2D::_particles_process(double p_delta) { p.color.g = color_rgb.y; p.color.b = color_rgb.z; - p.color *= p.base_color; + p.color *= p.base_color * p.start_color_rand; if (particle_flags[PARTICLE_FLAG_ALIGN_Y_TO_VELOCITY]) { if (p.velocity.length() > 0.0) { @@ -1168,11 +1182,16 @@ void CPUParticles2D::convert_from_particles(Node *p_particles) { set_color(material->get_color()); - Ref<GradientTexture> gt = material->get_color_ramp(); + Ref<GradientTexture1D> gt = material->get_color_ramp(); if (gt.is_valid()) { set_color_ramp(gt->get_gradient()); } + Ref<GradientTexture1D> gti = material->get_color_initial_ramp(); + if (gti.is_valid()) { + set_color_initial_ramp(gti->get_gradient()); + } + set_particle_flag(PARTICLE_FLAG_ALIGN_Y_TO_VELOCITY, material->get_particle_flag(ParticlesMaterial::PARTICLE_FLAG_ALIGN_Y_TO_VELOCITY)); set_emission_shape(EmissionShape(material->get_emission_shape())); @@ -1295,6 +1314,9 @@ void CPUParticles2D::_bind_methods() { ClassDB::bind_method(D_METHOD("set_color_ramp", "ramp"), &CPUParticles2D::set_color_ramp); ClassDB::bind_method(D_METHOD("get_color_ramp"), &CPUParticles2D::get_color_ramp); + ClassDB::bind_method(D_METHOD("set_color_initial_ramp", "ramp"), &CPUParticles2D::set_color_initial_ramp); + ClassDB::bind_method(D_METHOD("get_color_initial_ramp"), &CPUParticles2D::get_color_initial_ramp); + ClassDB::bind_method(D_METHOD("set_particle_flag", "particle_flag", "enable"), &CPUParticles2D::set_particle_flag); ClassDB::bind_method(D_METHOD("get_particle_flag", "particle_flag"), &CPUParticles2D::get_particle_flag); @@ -1386,6 +1408,7 @@ void CPUParticles2D::_bind_methods() { ADD_GROUP("Color", ""); ADD_PROPERTY(PropertyInfo(Variant::COLOR, "color"), "set_color", "get_color"); ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "color_ramp", PROPERTY_HINT_RESOURCE_TYPE, "Gradient"), "set_color_ramp", "get_color_ramp"); + ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "color_initial_ramp", PROPERTY_HINT_RESOURCE_TYPE, "Gradient"), "set_color_initial_ramp", "get_color_initial_ramp"); ADD_GROUP("Hue Variation", "hue_"); ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "hue_variation_min", PROPERTY_HINT_RANGE, "-1,1,0.01"), "set_param_min", "get_param_min", PARAM_HUE_VARIATION); |