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Diffstat (limited to 'scene/2d/cpu_particles_2d.cpp')
-rw-r--r--scene/2d/cpu_particles_2d.cpp81
1 files changed, 30 insertions, 51 deletions
diff --git a/scene/2d/cpu_particles_2d.cpp b/scene/2d/cpu_particles_2d.cpp
index 3649746c40..0e51264171 100644
--- a/scene/2d/cpu_particles_2d.cpp
+++ b/scene/2d/cpu_particles_2d.cpp
@@ -5,8 +5,8 @@
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
-/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
+/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2021 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 */
@@ -60,7 +60,7 @@ void CPUParticles2D::set_amount(int p_amount) {
}
particle_data.resize((8 + 4 + 4) * p_amount);
- RS::get_singleton()->multimesh_allocate(multimesh, p_amount, RS::MULTIMESH_TRANSFORM_2D, true, true);
+ RS::get_singleton()->multimesh_allocate_data(multimesh, p_amount, RS::MULTIMESH_TRANSFORM_2D, true, true);
particle_order.resize(p_amount);
}
@@ -410,7 +410,7 @@ bool CPUParticles2D::get_particle_flag(ParticleFlags p_particle_flag) const {
void CPUParticles2D::set_emission_shape(EmissionShape p_shape) {
ERR_FAIL_INDEX(p_shape, EMISSION_SHAPE_MAX);
emission_shape = p_shape;
- _change_notify();
+ notify_property_list_changed();
}
void CPUParticles2D::set_emission_sphere_radius(float p_radius) {
@@ -599,7 +599,7 @@ void CPUParticles2D::_particles_process(float p_delta) {
cycle++;
if (one_shot && cycle > 0) {
set_emitting(false);
- _change_notify();
+ notify_property_list_changed();
}
}
@@ -671,6 +671,8 @@ void CPUParticles2D::_particles_process(float p_delta) {
restart = true;
}
+ float tv = 0.0;
+
if (restart) {
if (!emitting) {
p.active = false;
@@ -685,12 +687,12 @@ void CPUParticles2D::_particles_process(float p_delta) {
float tex_angle = 0.0;
if (curve_parameters[PARAM_ANGLE].is_valid()) {
- tex_angle = curve_parameters[PARAM_ANGLE]->interpolate(0);
+ tex_angle = curve_parameters[PARAM_ANGLE]->interpolate(tv);
}
float tex_anim_offset = 0.0;
if (curve_parameters[PARAM_ANGLE].is_valid()) {
- tex_anim_offset = curve_parameters[PARAM_ANGLE]->interpolate(0);
+ tex_anim_offset = curve_parameters[PARAM_ANGLE]->interpolate(tv);
}
p.seed = Math::rand();
@@ -700,7 +702,7 @@ void CPUParticles2D::_particles_process(float p_delta) {
p.hue_rot_rand = Math::randf();
p.anim_offset_rand = Math::randf();
- float angle1_rad = Math::atan2(direction.y, direction.x) + (Math::randf() * 2.0 - 1.0) * Math_PI * spread / 180.0;
+ float angle1_rad = Math::atan2(direction.y, direction.x) + Math::deg2rad((Math::randf() * 2.0 - 1.0) * spread);
Vector2 rot = Vector2(Math::cos(angle1_rad), Math::sin(angle1_rad));
p.velocity = rot * parameters[PARAM_INITIAL_LINEAR_VELOCITY] * Math::lerp(1.0f, float(Math::randf()), randomness[PARAM_INITIAL_LINEAR_VELOCITY]);
@@ -721,7 +723,7 @@ void CPUParticles2D::_particles_process(float p_delta) {
//do none
} break;
case EMISSION_SHAPE_SPHERE: {
- float s = Math::randf(), t = 2.0 * Math_PI * Math::randf();
+ float s = Math::randf(), t = Math_TAU * Math::randf();
float radius = emission_sphere_radius * Math::sqrt(1.0 - s * s);
p.transform[2] = Vector2(Math::cos(t), Math::sin(t)) * radius;
} break;
@@ -743,7 +745,7 @@ void CPUParticles2D::_particles_process(float p_delta) {
Vector2 normal = emission_normals.get(random_idx);
Transform2D m2;
m2.set_axis(0, normal);
- m2.set_axis(1, normal.tangent());
+ m2.set_axis(1, normal.orthogonal());
p.velocity = m2.basis_xform(p.velocity);
}
@@ -765,59 +767,61 @@ void CPUParticles2D::_particles_process(float p_delta) {
continue;
} else if (p.time > p.lifetime) {
p.active = false;
+ tv = 1.0;
} else {
uint32_t alt_seed = p.seed;
p.time += local_delta;
p.custom[1] = p.time / lifetime;
+ tv = p.time / p.lifetime;
float tex_linear_velocity = 0.0;
if (curve_parameters[PARAM_INITIAL_LINEAR_VELOCITY].is_valid()) {
- tex_linear_velocity = curve_parameters[PARAM_INITIAL_LINEAR_VELOCITY]->interpolate(p.custom[1]);
+ tex_linear_velocity = curve_parameters[PARAM_INITIAL_LINEAR_VELOCITY]->interpolate(tv);
}
float tex_orbit_velocity = 0.0;
if (curve_parameters[PARAM_ORBIT_VELOCITY].is_valid()) {
- tex_orbit_velocity = curve_parameters[PARAM_ORBIT_VELOCITY]->interpolate(p.custom[1]);
+ tex_orbit_velocity = curve_parameters[PARAM_ORBIT_VELOCITY]->interpolate(tv);
}
float tex_angular_velocity = 0.0;
if (curve_parameters[PARAM_ANGULAR_VELOCITY].is_valid()) {
- tex_angular_velocity = curve_parameters[PARAM_ANGULAR_VELOCITY]->interpolate(p.custom[1]);
+ tex_angular_velocity = curve_parameters[PARAM_ANGULAR_VELOCITY]->interpolate(tv);
}
float tex_linear_accel = 0.0;
if (curve_parameters[PARAM_LINEAR_ACCEL].is_valid()) {
- tex_linear_accel = curve_parameters[PARAM_LINEAR_ACCEL]->interpolate(p.custom[1]);
+ tex_linear_accel = curve_parameters[PARAM_LINEAR_ACCEL]->interpolate(tv);
}
float tex_tangential_accel = 0.0;
if (curve_parameters[PARAM_TANGENTIAL_ACCEL].is_valid()) {
- tex_tangential_accel = curve_parameters[PARAM_TANGENTIAL_ACCEL]->interpolate(p.custom[1]);
+ tex_tangential_accel = curve_parameters[PARAM_TANGENTIAL_ACCEL]->interpolate(tv);
}
float tex_radial_accel = 0.0;
if (curve_parameters[PARAM_RADIAL_ACCEL].is_valid()) {
- tex_radial_accel = curve_parameters[PARAM_RADIAL_ACCEL]->interpolate(p.custom[1]);
+ tex_radial_accel = curve_parameters[PARAM_RADIAL_ACCEL]->interpolate(tv);
}
float tex_damping = 0.0;
if (curve_parameters[PARAM_DAMPING].is_valid()) {
- tex_damping = curve_parameters[PARAM_DAMPING]->interpolate(p.custom[1]);
+ tex_damping = curve_parameters[PARAM_DAMPING]->interpolate(tv);
}
float tex_angle = 0.0;
if (curve_parameters[PARAM_ANGLE].is_valid()) {
- tex_angle = curve_parameters[PARAM_ANGLE]->interpolate(p.custom[1]);
+ tex_angle = curve_parameters[PARAM_ANGLE]->interpolate(tv);
}
float tex_anim_speed = 0.0;
if (curve_parameters[PARAM_ANIM_SPEED].is_valid()) {
- tex_anim_speed = curve_parameters[PARAM_ANIM_SPEED]->interpolate(p.custom[1]);
+ tex_anim_speed = curve_parameters[PARAM_ANIM_SPEED]->interpolate(tv);
}
float tex_anim_offset = 0.0;
if (curve_parameters[PARAM_ANIM_OFFSET].is_valid()) {
- tex_anim_offset = curve_parameters[PARAM_ANIM_OFFSET]->interpolate(p.custom[1]);
+ tex_anim_offset = curve_parameters[PARAM_ANIM_OFFSET]->interpolate(tv);
}
Vector2 force = gravity;
@@ -837,7 +841,7 @@ void CPUParticles2D::_particles_process(float p_delta) {
//orbit velocity
float orbit_amount = (parameters[PARAM_ORBIT_VELOCITY] + tex_orbit_velocity) * Math::lerp(1.0f, rand_from_seed(alt_seed), randomness[PARAM_ORBIT_VELOCITY]);
if (orbit_amount != 0.0) {
- float ang = orbit_amount * local_delta * Math_PI * 2.0;
+ float ang = orbit_amount * local_delta * Math_TAU;
// Not sure why the ParticlesMaterial code uses a clockwise rotation matrix,
// but we use -ang here to reproduce its behavior.
Transform2D rot = Transform2D(-ang, Vector2());
@@ -869,15 +873,15 @@ void CPUParticles2D::_particles_process(float p_delta) {
float tex_scale = 1.0;
if (curve_parameters[PARAM_SCALE].is_valid()) {
- tex_scale = curve_parameters[PARAM_SCALE]->interpolate(p.custom[1]);
+ tex_scale = curve_parameters[PARAM_SCALE]->interpolate(tv);
}
float tex_hue_variation = 0.0;
if (curve_parameters[PARAM_HUE_VARIATION].is_valid()) {
- tex_hue_variation = curve_parameters[PARAM_HUE_VARIATION]->interpolate(p.custom[1]);
+ tex_hue_variation = curve_parameters[PARAM_HUE_VARIATION]->interpolate(tv);
}
- float hue_rot_angle = (parameters[PARAM_HUE_VARIATION] + tex_hue_variation) * Math_PI * 2.0 * Math::lerp(1.0f, p.hue_rot_rand * 2.0f - 1.0f, randomness[PARAM_HUE_VARIATION]);
+ float hue_rot_angle = (parameters[PARAM_HUE_VARIATION] + tex_hue_variation) * Math_TAU * Math::lerp(1.0f, p.hue_rot_rand * 2.0f - 1.0f, randomness[PARAM_HUE_VARIATION]);
float hue_rot_c = Math::cos(hue_rot_angle);
float hue_rot_s = Math::sin(hue_rot_angle);
@@ -893,7 +897,7 @@ void CPUParticles2D::_particles_process(float p_delta) {
}
if (color_ramp.is_valid()) {
- p.color = color_ramp->get_color_at_offset(p.custom[1]) * color;
+ p.color = color_ramp->get_color_at_offset(tv) * color;
} else {
p.color = color;
}
@@ -908,7 +912,7 @@ void CPUParticles2D::_particles_process(float p_delta) {
if (particle_flags[PARTICLE_FLAG_ALIGN_Y_TO_VELOCITY]) {
if (p.velocity.length() > 0.0) {
p.transform.elements[1] = p.velocity.normalized();
- p.transform.elements[0] = p.transform.elements[1].tangent();
+ p.transform.elements[0] = p.transform.elements[1].orthogonal();
}
} else {
@@ -1365,34 +1369,14 @@ void CPUParticles2D::_bind_methods() {
}
CPUParticles2D::CPUParticles2D() {
- time = 0;
- inactive_time = 0;
- frame_remainder = 0;
- cycle = 0;
- redraw = false;
- emitting = false;
-
mesh = RenderingServer::get_singleton()->mesh_create();
multimesh = RenderingServer::get_singleton()->multimesh_create();
RenderingServer::get_singleton()->multimesh_set_mesh(multimesh, mesh);
set_emitting(true);
- set_one_shot(false);
set_amount(8);
- set_lifetime(1);
- set_fixed_fps(0);
- set_fractional_delta(true);
- set_pre_process_time(0);
- set_explosiveness_ratio(0);
- set_randomness_ratio(0);
- set_lifetime_randomness(0);
set_use_local_coordinates(true);
- set_draw_order(DRAW_ORDER_INDEX);
- set_speed_scale(1);
-
- set_direction(Vector2(1, 0));
- set_spread(45);
set_param(PARAM_INITIAL_LINEAR_VELOCITY, 0);
set_param(PARAM_ANGULAR_VELOCITY, 0);
set_param(PARAM_ORBIT_VELOCITY, 0);
@@ -1405,11 +1389,6 @@ CPUParticles2D::CPUParticles2D() {
set_param(PARAM_HUE_VARIATION, 0);
set_param(PARAM_ANIM_SPEED, 0);
set_param(PARAM_ANIM_OFFSET, 0);
- set_emission_shape(EMISSION_SHAPE_POINT);
- set_emission_sphere_radius(1);
- set_emission_rect_extents(Vector2(1, 1));
-
- set_gravity(Vector2(0, 98));
for (int i = 0; i < PARAM_MAX; i++) {
set_param_randomness(Parameter(i), 0);
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-23 13:21:09 +0000