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-rw-r--r--doc/classes/CPUParticles.xml30
-rw-r--r--doc/classes/CPUParticles2D.xml12
-rw-r--r--scene/2d/cpu_particles_2d.cpp50
-rw-r--r--scene/2d/cpu_particles_2d.h2
-rw-r--r--scene/3d/cpu_particles.cpp42
-rw-r--r--scene/3d/cpu_particles.h2
6 files changed, 72 insertions, 66 deletions
diff --git a/doc/classes/CPUParticles.xml b/doc/classes/CPUParticles.xml
index 599c067328..5458a87a9e 100644
--- a/doc/classes/CPUParticles.xml
+++ b/doc/classes/CPUParticles.xml
@@ -116,6 +116,12 @@
</member>
<member name="one_shot" type="bool" setter="set_one_shot" getter="get_one_shot">
</member>
+ <member name="orbit_velocity" type="float" setter="set_param" getter="get_param">
+ </member>
+ <member name="orbit_velocity_curve" type="Curve" setter="set_param_curve" getter="get_param_curve">
+ </member>
+ <member name="orbit_velocity_random" type="float" setter="set_param_randomness" getter="get_param_randomness">
+ </member>
<member name="preprocess" type="float" setter="set_pre_process_time" getter="get_pre_process_time">
</member>
<member name="radial_accel" type="float" setter="set_param" getter="get_param">
@@ -154,30 +160,34 @@
</constant>
<constant name="PARAM_ANGULAR_VELOCITY" value="1" enum="Parameter">
</constant>
- <constant name="PARAM_LINEAR_ACCEL" value="2" enum="Parameter">
+ <constant name="PARAM_ORBIT_VELOCITY" value="2" enum="Parameter">
</constant>
- <constant name="PARAM_RADIAL_ACCEL" value="3" enum="Parameter">
+ <constant name="PARAM_LINEAR_ACCEL" value="3" enum="Parameter">
</constant>
- <constant name="PARAM_TANGENTIAL_ACCEL" value="4" enum="Parameter">
+ <constant name="PARAM_RADIAL_ACCEL" value="4" enum="Parameter">
</constant>
- <constant name="PARAM_DAMPING" value="5" enum="Parameter">
+ <constant name="PARAM_TANGENTIAL_ACCEL" value="5" enum="Parameter">
</constant>
- <constant name="PARAM_ANGLE" value="6" enum="Parameter">
+ <constant name="PARAM_DAMPING" value="6" enum="Parameter">
</constant>
- <constant name="PARAM_SCALE" value="7" enum="Parameter">
+ <constant name="PARAM_ANGLE" value="7" enum="Parameter">
</constant>
- <constant name="PARAM_HUE_VARIATION" value="8" enum="Parameter">
+ <constant name="PARAM_SCALE" value="8" enum="Parameter">
</constant>
- <constant name="PARAM_ANIM_SPEED" value="9" enum="Parameter">
+ <constant name="PARAM_HUE_VARIATION" value="9" enum="Parameter">
</constant>
- <constant name="PARAM_ANIM_OFFSET" value="10" enum="Parameter">
+ <constant name="PARAM_ANIM_SPEED" value="10" enum="Parameter">
</constant>
- <constant name="PARAM_MAX" value="11" enum="Parameter">
+ <constant name="PARAM_ANIM_OFFSET" value="11" enum="Parameter">
+ </constant>
+ <constant name="PARAM_MAX" value="12" enum="Parameter">
</constant>
<constant name="FLAG_ALIGN_Y_TO_VELOCITY" value="0" enum="Flags">
</constant>
<constant name="FLAG_ROTATE_Y" value="1" enum="Flags">
</constant>
+ <constant name="FLAG_DISABLE_Z" value="2" enum="Flags">
+ </constant>
<constant name="FLAG_MAX" value="3" enum="Flags">
</constant>
<constant name="EMISSION_SHAPE_POINT" value="0" enum="EmissionShape">
diff --git a/doc/classes/CPUParticles2D.xml b/doc/classes/CPUParticles2D.xml
index e1f71e3600..17c68ccb87 100644
--- a/doc/classes/CPUParticles2D.xml
+++ b/doc/classes/CPUParticles2D.xml
@@ -111,6 +111,12 @@
</member>
<member name="one_shot" type="bool" setter="set_one_shot" getter="get_one_shot">
</member>
+ <member name="orbit_velocity" type="float" setter="set_param" getter="get_param">
+ </member>
+ <member name="orbit_velocity_curve" type="Curve" setter="set_param_curve" getter="get_param_curve">
+ </member>
+ <member name="orbit_velocity_random" type="float" setter="set_param_randomness" getter="get_param_randomness">
+ </member>
<member name="preprocess" type="float" setter="set_pre_process_time" getter="get_pre_process_time">
</member>
<member name="radial_accel" type="float" setter="set_param" getter="get_param">
@@ -173,7 +179,11 @@
</constant>
<constant name="FLAG_ALIGN_Y_TO_VELOCITY" value="0" enum="Flags">
</constant>
- <constant name="FLAG_MAX" value="1" enum="Flags">
+ <constant name="FLAG_ROTATE_Y" value="1" enum="Flags">
+ </constant>
+ <constant name="FLAG_DISABLE_Z" value="2" enum="Flags">
+ </constant>
+ <constant name="FLAG_MAX" value="3" enum="Flags">
</constant>
<constant name="EMISSION_SHAPE_POINT" value="0" enum="EmissionShape">
</constant>
diff --git a/scene/2d/cpu_particles_2d.cpp b/scene/2d/cpu_particles_2d.cpp
index 2b1009a2d1..536a05dceb 100644
--- a/scene/2d/cpu_particles_2d.cpp
+++ b/scene/2d/cpu_particles_2d.cpp
@@ -29,8 +29,9 @@
/*************************************************************************/
#include "cpu_particles_2d.h"
-#include "particles_2d.h"
+
#include "scene/2d/canvas_item.h"
+#include "scene/2d/particles_2d.h"
#include "scene/resources/particles_material.h"
#include "servers/visual_server.h"
@@ -324,9 +325,9 @@ void CPUParticles2D::set_param_curve(Parameter p_param, const Ref<Curve> &p_curv
case PARAM_ANGULAR_VELOCITY: {
_adjust_curve_range(p_curve, -360, 360);
} break;
- /*case PARAM_ORBIT_VELOCITY: {
+ case PARAM_ORBIT_VELOCITY: {
_adjust_curve_range(p_curve, -500, 500);
- } break;*/
+ } break;
case PARAM_LINEAR_ACCEL: {
_adjust_curve_range(p_curve, -200, 200);
} break;
@@ -489,12 +490,6 @@ void CPUParticles2D::_validate_property(PropertyInfo &property) const {
if (property.name == "emission_colors" && emission_shape != EMISSION_SHAPE_POINTS && emission_shape != EMISSION_SHAPE_DIRECTED_POINTS) {
property.usage = 0;
}
-
- /*
- if (property.name.begins_with("orbit_") && !flags[FLAG_DISABLE_Z]) {
- property.usage = 0;
- }
- */
}
static uint32_t idhash(uint32_t x) {
@@ -695,16 +690,12 @@ void CPUParticles2D::_particles_process(float p_delta) {
if (curve_parameters[PARAM_INITIAL_LINEAR_VELOCITY].is_valid()) {
tex_linear_velocity = curve_parameters[PARAM_INITIAL_LINEAR_VELOCITY]->interpolate(p.custom[1]);
}
- /*
- float tex_orbit_velocity = 0.0;
- if (flags[FLAG_DISABLE_Z]) {
-
- if (curve_parameters[PARAM_INITIAL_ORBIT_VELOCITY].is_valid()) {
- tex_orbit_velocity = curve_parameters[PARAM_INITIAL_ORBIT_VELOCITY]->interpolate(p.custom[1]);
- }
+ 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]);
}
-*/
+
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]);
@@ -759,18 +750,15 @@ void CPUParticles2D::_particles_process(float p_delta) {
//apply attractor forces
p.velocity += force * local_delta;
//orbit velocity
-#if 0
- if (flags[FLAG_DISABLE_Z]) {
-
- float orbit_amount = (orbit_velocity + tex_orbit_velocity) * mix(1.0, rand_from_seed(alt_seed), orbit_velocity_random);
- if (orbit_amount != 0.0) {
- float ang = orbit_amount * DELTA * pi * 2.0;
- mat2 rot = mat2(vec2(cos(ang), -sin(ang)), vec2(sin(ang), cos(ang)));
- TRANSFORM[3].xy -= diff.xy;
- TRANSFORM[3].xy += rot * diff.xy;
- }
+ 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;
+ // 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());
+ p.transform[2] -= diff;
+ p.transform[2] += rot.basis_xform(diff);
}
-#endif
if (curve_parameters[PARAM_INITIAL_LINEAR_VELOCITY].is_valid()) {
p.velocity = p.velocity.normalized() * tex_linear_velocity;
}
@@ -1271,12 +1259,10 @@ void CPUParticles2D::_bind_methods() {
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "angular_velocity", PROPERTY_HINT_RANGE, "-720,720,0.01,or_lesser,or_greater"), "set_param", "get_param", PARAM_ANGULAR_VELOCITY);
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "angular_velocity_random", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_param_randomness", "get_param_randomness", PARAM_ANGULAR_VELOCITY);
ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "angular_velocity_curve", PROPERTY_HINT_RESOURCE_TYPE, "Curve"), "set_param_curve", "get_param_curve", PARAM_ANGULAR_VELOCITY);
- /*
ADD_GROUP("Orbit Velocity", "orbit_");
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "orbit_velocity", PROPERTY_HINT_RANGE, "-1000,1000,0.01,or_lesser,or_greater"), "set_param", "get_param", PARAM_ORBIT_VELOCITY);
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "orbit_velocity_random", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_param_randomness", "get_param_randomness", PARAM_ORBIT_VELOCITY);
ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "orbit_velocity_curve", PROPERTY_HINT_RESOURCE_TYPE, "Curve"), "set_param_curve", "get_param_curve", PARAM_ORBIT_VELOCITY);
-*/
ADD_GROUP("Linear Accel", "linear_");
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "linear_accel", PROPERTY_HINT_RANGE, "-100,100,0.01,or_lesser,or_greater"), "set_param", "get_param", PARAM_LINEAR_ACCEL);
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "linear_accel_random", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_param_randomness", "get_param_randomness", PARAM_LINEAR_ACCEL);
@@ -1332,6 +1318,8 @@ void CPUParticles2D::_bind_methods() {
BIND_ENUM_CONSTANT(PARAM_MAX);
BIND_ENUM_CONSTANT(FLAG_ALIGN_Y_TO_VELOCITY);
+ BIND_ENUM_CONSTANT(FLAG_ROTATE_Y); // Unused, but exposed for consistency with 3D.
+ BIND_ENUM_CONSTANT(FLAG_DISABLE_Z); // Unused, but exposed for consistency with 3D.
BIND_ENUM_CONSTANT(FLAG_MAX);
BIND_ENUM_CONSTANT(EMISSION_SHAPE_POINT);
@@ -1370,7 +1358,7 @@ CPUParticles2D::CPUParticles2D() {
set_spread(45);
set_flatness(0);
set_param(PARAM_INITIAL_LINEAR_VELOCITY, 1);
- //set_param(PARAM_ORBIT_VELOCITY, 0);
+ set_param(PARAM_ORBIT_VELOCITY, 0);
set_param(PARAM_LINEAR_ACCEL, 0);
set_param(PARAM_ANGULAR_VELOCITY, 0);
set_param(PARAM_RADIAL_ACCEL, 0);
diff --git a/scene/2d/cpu_particles_2d.h b/scene/2d/cpu_particles_2d.h
index 81343a4604..79444407ee 100644
--- a/scene/2d/cpu_particles_2d.h
+++ b/scene/2d/cpu_particles_2d.h
@@ -68,6 +68,8 @@ public:
enum Flags {
FLAG_ALIGN_Y_TO_VELOCITY,
+ FLAG_ROTATE_Y, // Unused, but exposed for consistency with 3D.
+ FLAG_DISABLE_Z, // Unused, but exposed for consistency with 3D.
FLAG_MAX
};
diff --git a/scene/3d/cpu_particles.cpp b/scene/3d/cpu_particles.cpp
index a81071492b..b42649b35a 100644
--- a/scene/3d/cpu_particles.cpp
+++ b/scene/3d/cpu_particles.cpp
@@ -302,9 +302,9 @@ void CPUParticles::set_param_curve(Parameter p_param, const Ref<Curve> &p_curve)
case PARAM_ANGULAR_VELOCITY: {
_adjust_curve_range(p_curve, -360, 360);
} break;
- /*case PARAM_ORBIT_VELOCITY: {
+ case PARAM_ORBIT_VELOCITY: {
_adjust_curve_range(p_curve, -500, 500);
- } break;*/
+ } break;
case PARAM_LINEAR_ACCEL: {
_adjust_curve_range(p_curve, -200, 200);
} break;
@@ -461,11 +461,10 @@ void CPUParticles::_validate_property(PropertyInfo &property) const {
if (property.name == "emission_normals" && emission_shape != EMISSION_SHAPE_DIRECTED_POINTS) {
property.usage = 0;
}
- /*
+
if (property.name.begins_with("orbit_") && !flags[FLAG_DISABLE_Z]) {
property.usage = 0;
}
- */
}
static uint32_t idhash(uint32_t x) {
@@ -698,16 +697,14 @@ void CPUParticles::_particles_process(float p_delta) {
if (curve_parameters[PARAM_INITIAL_LINEAR_VELOCITY].is_valid()) {
tex_linear_velocity = curve_parameters[PARAM_INITIAL_LINEAR_VELOCITY]->interpolate(p.custom[1]);
}
- /*
- float tex_orbit_velocity = 0.0;
+ float tex_orbit_velocity = 0.0;
if (flags[FLAG_DISABLE_Z]) {
-
- if (curve_parameters[PARAM_INITIAL_ORBIT_VELOCITY].is_valid()) {
- tex_orbit_velocity = curve_parameters[PARAM_INITIAL_ORBIT_VELOCITY]->interpolate(p.custom[1]);
+ if (curve_parameters[PARAM_ORBIT_VELOCITY].is_valid()) {
+ tex_orbit_velocity = curve_parameters[PARAM_ORBIT_VELOCITY]->interpolate(p.custom[1]);
}
}
-*/
+
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]);
@@ -772,18 +769,18 @@ void CPUParticles::_particles_process(float p_delta) {
//apply attractor forces
p.velocity += force * local_delta;
//orbit velocity
-#if 0
if (flags[FLAG_DISABLE_Z]) {
-
- float orbit_amount = (orbit_velocity + tex_orbit_velocity) * mix(1.0, rand_from_seed(alt_seed), orbit_velocity_random);
+ 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 * DELTA * pi * 2.0;
- mat2 rot = mat2(vec2(cos(ang), -sin(ang)), vec2(sin(ang), cos(ang)));
- TRANSFORM[3].xy -= diff.xy;
- TRANSFORM[3].xy += rot * diff.xy;
+ float ang = orbit_amount * local_delta * Math_PI * 2.0;
+ // 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());
+ Vector2 rotv = rot.basis_xform(Vector2(diff.x, diff.y));
+ p.transform.origin -= Vector3(diff.x, diff.y, 0);
+ p.transform.origin += Vector3(rotv.x, rotv.y, 0);
}
}
-#endif
if (curve_parameters[PARAM_INITIAL_LINEAR_VELOCITY].is_valid()) {
p.velocity = p.velocity.normalized() * tex_linear_velocity;
}
@@ -1179,7 +1176,7 @@ void CPUParticles::convert_from_particles(Node *p_particles) {
CONVERT_PARAM(PARAM_INITIAL_LINEAR_VELOCITY);
CONVERT_PARAM(PARAM_ANGULAR_VELOCITY);
- // CONVERT_PARAM(PARAM_ORBIT_VELOCITY);
+ CONVERT_PARAM(PARAM_ORBIT_VELOCITY);
CONVERT_PARAM(PARAM_LINEAR_ACCEL);
CONVERT_PARAM(PARAM_RADIAL_ACCEL);
CONVERT_PARAM(PARAM_TANGENTIAL_ACCEL);
@@ -1322,12 +1319,10 @@ void CPUParticles::_bind_methods() {
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "angular_velocity", PROPERTY_HINT_RANGE, "-720,720,0.01,or_lesser,or_greater"), "set_param", "get_param", PARAM_ANGULAR_VELOCITY);
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "angular_velocity_random", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_param_randomness", "get_param_randomness", PARAM_ANGULAR_VELOCITY);
ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "angular_velocity_curve", PROPERTY_HINT_RESOURCE_TYPE, "Curve"), "set_param_curve", "get_param_curve", PARAM_ANGULAR_VELOCITY);
- /*
ADD_GROUP("Orbit Velocity", "orbit_");
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "orbit_velocity", PROPERTY_HINT_RANGE, "-1000,1000,0.01,or_lesser,or_greater"), "set_param", "get_param", PARAM_ORBIT_VELOCITY);
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "orbit_velocity_random", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_param_randomness", "get_param_randomness", PARAM_ORBIT_VELOCITY);
ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "orbit_velocity_curve", PROPERTY_HINT_RESOURCE_TYPE, "Curve"), "set_param_curve", "get_param_curve", PARAM_ORBIT_VELOCITY);
-*/
ADD_GROUP("Linear Accel", "linear_");
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "linear_accel", PROPERTY_HINT_RANGE, "-100,100,0.01,or_lesser,or_greater"), "set_param", "get_param", PARAM_LINEAR_ACCEL);
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "linear_accel_random", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_param_randomness", "get_param_randomness", PARAM_LINEAR_ACCEL);
@@ -1370,7 +1365,7 @@ void CPUParticles::_bind_methods() {
BIND_ENUM_CONSTANT(PARAM_INITIAL_LINEAR_VELOCITY);
BIND_ENUM_CONSTANT(PARAM_ANGULAR_VELOCITY);
- //BIND_ENUM_CONSTANT(PARAM_ORBIT_VELOCITY);
+ BIND_ENUM_CONSTANT(PARAM_ORBIT_VELOCITY);
BIND_ENUM_CONSTANT(PARAM_LINEAR_ACCEL);
BIND_ENUM_CONSTANT(PARAM_RADIAL_ACCEL);
BIND_ENUM_CONSTANT(PARAM_TANGENTIAL_ACCEL);
@@ -1384,6 +1379,7 @@ void CPUParticles::_bind_methods() {
BIND_ENUM_CONSTANT(FLAG_ALIGN_Y_TO_VELOCITY);
BIND_ENUM_CONSTANT(FLAG_ROTATE_Y);
+ BIND_ENUM_CONSTANT(FLAG_DISABLE_Z);
BIND_ENUM_CONSTANT(FLAG_MAX);
BIND_ENUM_CONSTANT(EMISSION_SHAPE_POINT);
@@ -1422,7 +1418,7 @@ CPUParticles::CPUParticles() {
set_spread(45);
set_flatness(0);
set_param(PARAM_INITIAL_LINEAR_VELOCITY, 1);
- //set_param(PARAM_ORBIT_VELOCITY, 0);
+ set_param(PARAM_ORBIT_VELOCITY, 0);
set_param(PARAM_LINEAR_ACCEL, 0);
set_param(PARAM_RADIAL_ACCEL, 0);
set_param(PARAM_TANGENTIAL_ACCEL, 0);
diff --git a/scene/3d/cpu_particles.h b/scene/3d/cpu_particles.h
index b863a3cb3f..6a989251f1 100644
--- a/scene/3d/cpu_particles.h
+++ b/scene/3d/cpu_particles.h
@@ -53,7 +53,7 @@ public:
PARAM_INITIAL_LINEAR_VELOCITY,
PARAM_ANGULAR_VELOCITY,
- //PARAM_ORBIT_VELOCITY,
+ PARAM_ORBIT_VELOCITY,
PARAM_LINEAR_ACCEL,
PARAM_RADIAL_ACCEL,
PARAM_TANGENTIAL_ACCEL,
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-30 16:14:40 +0000