summaryrefslogtreecommitdiff
path: root/scene/3d/cpu_particles_3d.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'scene/3d/cpu_particles_3d.cpp')
-rw-r--r--scene/3d/cpu_particles_3d.cpp57
1 files changed, 40 insertions, 17 deletions
diff --git a/scene/3d/cpu_particles_3d.cpp b/scene/3d/cpu_particles_3d.cpp
index 5f13ed3c66..e3d551d782 100644
--- a/scene/3d/cpu_particles_3d.cpp
+++ b/scene/3d/cpu_particles_3d.cpp
@@ -5,8 +5,8 @@
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
-/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
+/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
@@ -368,6 +368,14 @@ Ref<Gradient> CPUParticles3D::get_color_ramp() const {
return color_ramp;
}
+void CPUParticles3D::set_color_initial_ramp(const Ref<Gradient> &p_ramp) {
+ color_initial_ramp = p_ramp;
+}
+
+Ref<Gradient> CPUParticles3D::get_color_initial_ramp() const {
+ return color_initial_ramp;
+}
+
void CPUParticles3D::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;
@@ -748,10 +756,16 @@ void CPUParticles3D::_particles_process(double p_delta) {
p.hue_rot_rand = Math::randf();
p.anim_offset_rand = Math::randf();
+ 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);
+ }
+
if (particle_flags[PARTICLE_FLAG_DISABLE_Z]) {
real_t angle1_rad = Math::atan2(direction.y, direction.x) + Math::deg2rad((Math::randf() * 2.0 - 1.0) * spread);
Vector3 rot = Vector3(Math::cos(angle1_rad), Math::sin(angle1_rad), 0.0);
- p.velocity = rot * Math::lerp(parameters_min[PARAM_INITIAL_LINEAR_VELOCITY], parameters_max[PARAM_INITIAL_LINEAR_VELOCITY], Math::randf());
+ p.velocity = rot * Math::lerp(parameters_min[PARAM_INITIAL_LINEAR_VELOCITY], parameters_max[PARAM_INITIAL_LINEAR_VELOCITY], (real_t)Math::randf());
} else {
//initiate velocity spread in 3D
real_t angle1_rad = Math::deg2rad((Math::randf() * (real_t)2.0 - (real_t)1.0) * spread);
@@ -775,7 +789,7 @@ void CPUParticles3D::_particles_process(double p_delta) {
binormal.normalize();
Vector3 normal = binormal.cross(direction_nrm);
spread_direction = binormal * spread_direction.x + normal * spread_direction.y + direction_nrm * spread_direction.z;
- p.velocity = spread_direction * Math::lerp(parameters_min[PARAM_INITIAL_LINEAR_VELOCITY], parameters_max[PARAM_INITIAL_LINEAR_VELOCITY], float(Math::randf()));
+ p.velocity = spread_direction * Math::lerp(parameters_min[PARAM_INITIAL_LINEAR_VELOCITY], parameters_max[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);
@@ -881,53 +895,53 @@ void CPUParticles3D::_particles_process(double p_delta) {
p.custom[1] = p.time / lifetime;
tv = p.time / p.lifetime;
- real_t tex_linear_velocity = 0.0;
+ real_t tex_linear_velocity = 1.0;
if (curve_parameters[PARAM_INITIAL_LINEAR_VELOCITY].is_valid()) {
tex_linear_velocity = curve_parameters[PARAM_INITIAL_LINEAR_VELOCITY]->interpolate(tv);
}
- real_t tex_orbit_velocity = 0.0;
+ real_t tex_orbit_velocity = 1.0;
if (particle_flags[PARTICLE_FLAG_DISABLE_Z]) {
if (curve_parameters[PARAM_ORBIT_VELOCITY].is_valid()) {
tex_orbit_velocity = curve_parameters[PARAM_ORBIT_VELOCITY]->interpolate(tv);
}
}
- real_t tex_angular_velocity = 0.0;
+ real_t tex_angular_velocity = 1.0;
if (curve_parameters[PARAM_ANGULAR_VELOCITY].is_valid()) {
tex_angular_velocity = curve_parameters[PARAM_ANGULAR_VELOCITY]->interpolate(tv);
}
- real_t tex_linear_accel = 0.0;
+ real_t tex_linear_accel = 1.0;
if (curve_parameters[PARAM_LINEAR_ACCEL].is_valid()) {
tex_linear_accel = curve_parameters[PARAM_LINEAR_ACCEL]->interpolate(tv);
}
- real_t tex_tangential_accel = 0.0;
+ real_t tex_tangential_accel = 1.0;
if (curve_parameters[PARAM_TANGENTIAL_ACCEL].is_valid()) {
tex_tangential_accel = curve_parameters[PARAM_TANGENTIAL_ACCEL]->interpolate(tv);
}
- real_t tex_radial_accel = 0.0;
+ real_t tex_radial_accel = 1.0;
if (curve_parameters[PARAM_RADIAL_ACCEL].is_valid()) {
tex_radial_accel = curve_parameters[PARAM_RADIAL_ACCEL]->interpolate(tv);
}
- real_t tex_damping = 0.0;
+ real_t tex_damping = 1.0;
if (curve_parameters[PARAM_DAMPING].is_valid()) {
tex_damping = curve_parameters[PARAM_DAMPING]->interpolate(tv);
}
- real_t tex_angle = 0.0;
+ real_t tex_angle = 1.0;
if (curve_parameters[PARAM_ANGLE].is_valid()) {
tex_angle = curve_parameters[PARAM_ANGLE]->interpolate(tv);
}
- real_t tex_anim_speed = 0.0;
+ real_t tex_anim_speed = 1.0;
if (curve_parameters[PARAM_ANIM_SPEED].is_valid()) {
tex_anim_speed = curve_parameters[PARAM_ANIM_SPEED]->interpolate(tv);
}
- real_t tex_anim_offset = 0.0;
+ real_t tex_anim_offset = 1.0;
if (curve_parameters[PARAM_ANIM_OFFSET].is_valid()) {
tex_anim_offset = curve_parameters[PARAM_ANIM_OFFSET]->interpolate(tv);
}
@@ -984,7 +998,7 @@ void CPUParticles3D::_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.custom[0] = 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)); //angle
+ 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)); //angle
}
//apply color
//apply hue rotation
@@ -1046,7 +1060,7 @@ void CPUParticles3D::_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_DISABLE_Z]) {
if (particle_flags[PARTICLE_FLAG_ALIGN_Y_TO_VELOCITY]) {
@@ -1328,11 +1342,16 @@ void CPUParticles3D::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_particle_flag(PARTICLE_FLAG_ROTATE_Y, material->get_particle_flag(ParticlesMaterial::PARTICLE_FLAG_ROTATE_Y));
set_particle_flag(PARTICLE_FLAG_DISABLE_Z, material->get_particle_flag(ParticlesMaterial::PARTICLE_FLAG_DISABLE_Z));
@@ -1459,6 +1478,9 @@ void CPUParticles3D::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_color_ramp", "ramp"), &CPUParticles3D::set_color_ramp);
ClassDB::bind_method(D_METHOD("get_color_ramp"), &CPUParticles3D::get_color_ramp);
+ ClassDB::bind_method(D_METHOD("set_color_initial_ramp", "ramp"), &CPUParticles3D::set_color_initial_ramp);
+ ClassDB::bind_method(D_METHOD("get_color_initial_ramp"), &CPUParticles3D::get_color_initial_ramp);
+
ClassDB::bind_method(D_METHOD("set_particle_flag", "particle_flag", "enable"), &CPUParticles3D::set_particle_flag);
ClassDB::bind_method(D_METHOD("get_particle_flag", "particle_flag"), &CPUParticles3D::get_particle_flag);
@@ -1572,6 +1594,7 @@ void CPUParticles3D::_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);
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-19 22:14:46 +0000