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-rw-r--r--scene/resources/particles_material.cpp124
1 files changed, 86 insertions, 38 deletions
diff --git a/scene/resources/particles_material.cpp b/scene/resources/particles_material.cpp
index 364ec9bb19..969743f78c 100644
--- a/scene/resources/particles_material.cpp
+++ b/scene/resources/particles_material.cpp
@@ -5,8 +5,8 @@
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
-/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */
+/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2019 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 */
@@ -31,7 +31,7 @@
#include "particles_material.h"
Mutex *ParticlesMaterial::material_mutex = NULL;
-SelfList<ParticlesMaterial>::List ParticlesMaterial::dirty_materials;
+SelfList<ParticlesMaterial>::List *ParticlesMaterial::dirty_materials = NULL;
Map<ParticlesMaterial::MaterialKey, ParticlesMaterial::ShaderData> ParticlesMaterial::shader_map;
ParticlesMaterial::ShaderNames *ParticlesMaterial::shader_names = NULL;
@@ -41,8 +41,11 @@ void ParticlesMaterial::init_shaders() {
material_mutex = Mutex::create();
#endif
+ dirty_materials = memnew(SelfList<ParticlesMaterial>::List);
+
shader_names = memnew(ShaderNames);
+ shader_names->direction = "direction";
shader_names->spread = "spread";
shader_names->flatness = "flatness";
shader_names->initial_linear_velocity = "initial_linear_velocity";
@@ -98,6 +101,8 @@ void ParticlesMaterial::init_shaders() {
shader_names->trail_color_modifier = "trail_color_modifier";
shader_names->gravity = "gravity";
+
+ shader_names->lifetime_randomness = "lifetime_randomness";
}
void ParticlesMaterial::finish_shaders() {
@@ -106,12 +111,15 @@ void ParticlesMaterial::finish_shaders() {
memdelete(material_mutex);
#endif
+ memdelete(dirty_materials);
+ dirty_materials = NULL;
+
memdelete(shader_names);
}
void ParticlesMaterial::_update_shader() {
- dirty_materials.remove(&element);
+ dirty_materials->remove(&element);
MaterialKey mk = _compute_key();
if (mk.key == current_key.key)
@@ -139,6 +147,7 @@ void ParticlesMaterial::_update_shader() {
String code = "shader_type particles;\n";
+ code += "uniform vec3 direction;\n";
code += "uniform float spread;\n";
code += "uniform float flatness;\n";
code += "uniform float initial_linear_velocity;\n";
@@ -166,6 +175,7 @@ void ParticlesMaterial::_update_shader() {
code += "uniform float hue_variation_random;\n";
code += "uniform float anim_speed_random;\n";
code += "uniform float anim_offset_random;\n";
+ code += "uniform float lifetime_randomness;\n";
switch (emission_shape) {
case EMISSION_SHAPE_POINT: {
@@ -179,7 +189,8 @@ void ParticlesMaterial::_update_shader() {
} break;
case EMISSION_SHAPE_DIRECTED_POINTS: {
code += "uniform sampler2D emission_texture_normal : hint_black;\n";
- } //fallthrough
+ FALLTHROUGH;
+ }
case EMISSION_SHAPE_POINTS: {
code += "uniform sampler2D emission_texture_points : hint_black;\n";
code += "uniform int emission_texture_point_count;\n";
@@ -277,7 +288,11 @@ void ParticlesMaterial::_update_shader() {
code += " ivec2 emission_tex_size = textureSize(emission_texture_points, 0);\n";
code += " ivec2 emission_tex_ofs = ivec2(point % emission_tex_size.x, point / emission_tex_size.x);\n";
}
- code += " if (RESTART) {\n";
+ code += " bool restart = false;\n";
+ code += " if (CUSTOM.y > CUSTOM.w) {\n";
+ code += " restart = true;\n";
+ code += " }\n\n";
+ code += " if (RESTART || restart) {\n";
if (tex_parameters[PARAM_INITIAL_LINEAR_VELOCITY].is_valid())
code += " float tex_linear_velocity = textureLod(linear_velocity_texture, vec2(0.0, 0.0), 0.0).r;\n";
@@ -298,25 +313,26 @@ void ParticlesMaterial::_update_shader() {
if (flags[FLAG_DISABLE_Z]) {
- code += " float angle1_rad = rand_from_seed_m1_p1(alt_seed) * spread_rad;\n";
+ code += " float angle1_rad = atan(direction.y, direction.x) + rand_from_seed_m1_p1(alt_seed) * spread_rad;\n";
code += " vec3 rot = vec3(cos(angle1_rad), sin(angle1_rad), 0.0);\n";
code += " VELOCITY = rot * initial_linear_velocity * mix(1.0, rand_from_seed(alt_seed), initial_linear_velocity_random);\n";
} else {
//initiate velocity spread in 3D
- code += " float angle1_rad = rand_from_seed_m1_p1(alt_seed) * spread_rad;\n";
- code += " float angle2_rad = rand_from_seed_m1_p1(alt_seed) * spread_rad * (1.0 - flatness);\n";
- code += " vec3 direction_xz = vec3(sin(angle1_rad), 0, cos(angle1_rad));\n";
- code += " vec3 direction_yz = vec3(0, sin(angle2_rad), cos(angle2_rad));\n";
- code += " direction_yz.z = direction_yz.z / sqrt(direction_yz.z); // better uniform distribution\n";
- code += " vec3 direction = vec3(direction_xz.x * direction_yz.z, direction_yz.y, direction_xz.z * direction_yz.z);\n";
- code += " direction = normalize(direction);\n";
- code += " VELOCITY = direction * initial_linear_velocity * mix(1.0, rand_from_seed(alt_seed), initial_linear_velocity_random);\n";
+ code += " float angle1_rad = atan(direction.x, direction.z) + rand_from_seed_m1_p1(alt_seed) * spread_rad;\n";
+ code += " float angle2_rad = atan(direction.y, abs(direction.z)) + rand_from_seed_m1_p1(alt_seed) * spread_rad * (1.0 - flatness);\n";
+ code += " vec3 direction_xz = vec3(sin(angle1_rad), 0.0, cos(angle1_rad));\n";
+ code += " vec3 direction_yz = vec3(0.0, sin(angle2_rad), cos(angle2_rad));\n";
+ code += " direction_yz.z = direction_yz.z / max(0.0001,sqrt(abs(direction_yz.z))); // better uniform distribution\n";
+ code += " vec3 vec_direction = vec3(direction_xz.x * direction_yz.z, direction_yz.y, direction_xz.z * direction_yz.z);\n";
+ code += " vec_direction = normalize(vec_direction);\n";
+ code += " VELOCITY = vec_direction * initial_linear_velocity * mix(1.0, rand_from_seed(alt_seed), initial_linear_velocity_random);\n";
}
code += " float base_angle = (initial_angle + tex_angle) * mix(1.0, angle_rand, initial_angle_random);\n";
code += " CUSTOM.x = base_angle * degree_to_rad;\n"; // angle
code += " CUSTOM.y = 0.0;\n"; // phase
+ code += " CUSTOM.w = LIFETIME * (1.0 - lifetime_randomness * rand_from_seed(alt_seed));\n";
code += " CUSTOM.z = (anim_offset + tex_anim_offset) * mix(1.0, anim_offset_rand, anim_offset_random);\n"; // animation offset (0-1)
switch (emission_shape) {
@@ -324,7 +340,10 @@ void ParticlesMaterial::_update_shader() {
//do none
} break;
case EMISSION_SHAPE_SPHERE: {
- code += " TRANSFORM[3].xyz = normalize(vec3(rand_from_seed(alt_seed) * 2.0 - 1.0, rand_from_seed(alt_seed) * 2.0 - 1.0, rand_from_seed(alt_seed) * 2.0 - 1.0)) * emission_sphere_radius;\n";
+ code += " float s = rand_from_seed(alt_seed) * 2.0 - 1.0;\n";
+ code += " float t = rand_from_seed(alt_seed) * 2.0 * pi;\n";
+ code += " float radius = emission_sphere_radius * sqrt(1.0 - s * s);\n";
+ code += " TRANSFORM[3].xyz = vec3(radius * cos(t), radius * sin(t), emission_sphere_radius * s);\n";
} break;
case EMISSION_SHAPE_BOX: {
code += " TRANSFORM[3].xyz = vec3(rand_from_seed(alt_seed) * 2.0 - 1.0, rand_from_seed(alt_seed) * 2.0 - 1.0, rand_from_seed(alt_seed) * 2.0 - 1.0) * emission_box_extents;\n";
@@ -342,7 +361,7 @@ void ParticlesMaterial::_update_shader() {
code += " VELOCITY.xy = rotm * VELOCITY.xy;\n";
} else {
code += " vec3 normal = texelFetch(emission_texture_normal, emission_tex_ofs, 0).xyz;\n";
- code += " vec3 v0 = abs(normal.z) < 0.999 ? vec3(0.0, 0.0, 1.0) : vec3(0, 1.0, 0.0);\n";
+ code += " vec3 v0 = abs(normal.z) < 0.999 ? vec3(0.0, 0.0, 1.0) : vec3(0.0, 1.0, 0.0);\n";
code += " vec3 tangent = normalize(cross(v0, normal));\n";
code += " vec3 bitangent = normalize(cross(tangent, normal));\n";
code += " VELOCITY = mat3(tangent, bitangent, normal) * VELOCITY;\n";
@@ -463,12 +482,6 @@ void ParticlesMaterial::_update_shader() {
code += " base_angle += CUSTOM.y * LIFETIME * (angular_velocity + tex_angular_velocity) * mix(1.0, rand_from_seed(alt_seed) * 2.0 - 1.0, angular_velocity_random);\n";
code += " CUSTOM.x = base_angle * degree_to_rad;\n"; // angle
code += " CUSTOM.z = (anim_offset + tex_anim_offset) * mix(1.0, anim_offset_rand, anim_offset_random) + CUSTOM.y * (anim_speed + tex_anim_speed) * mix(1.0, rand_from_seed(alt_seed), anim_speed_random);\n"; // angle
- if (flags[FLAG_ANIM_LOOP]) {
- code += " CUSTOM.z = mod(CUSTOM.z, 1.0);\n"; // loop
-
- } else {
- code += " CUSTOM.z = clamp(CUSTOM.z, 0.0, 1.0);\n"; // 0 to 1 only
- }
code += " }\n";
// apply color
// apply hue rotation
@@ -554,8 +567,8 @@ void ParticlesMaterial::_update_shader() {
}
}
//scale by scale
- code += " float base_scale = mix(scale * tex_scale, 1.0, scale_random * scale_rand);\n";
- code += " if (base_scale == 0.0) {\n";
+ code += " float base_scale = tex_scale * mix(scale, 1.0, scale_random * scale_rand);\n";
+ code += " if (base_scale < 0.000001) {\n";
code += " base_scale = 0.000001;\n";
code += " }\n";
if (trail_size_modifier.is_valid()) {
@@ -571,6 +584,9 @@ void ParticlesMaterial::_update_shader() {
code += " VELOCITY.z = 0.0;\n";
code += " TRANSFORM[3].z = 0.0;\n";
}
+ code += " if (CUSTOM.y > CUSTOM.w) {";
+ code += " ACTIVE = false;\n";
+ code += " }\n";
code += "}\n";
code += "\n";
@@ -590,9 +606,9 @@ void ParticlesMaterial::flush_changes() {
if (material_mutex)
material_mutex->lock();
- while (dirty_materials.first()) {
+ while (dirty_materials->first()) {
- dirty_materials.first()->self()->_update_shader();
+ dirty_materials->first()->self()->_update_shader();
}
if (material_mutex)
@@ -605,7 +621,7 @@ void ParticlesMaterial::_queue_shader_change() {
material_mutex->lock();
if (!element.in_list()) {
- dirty_materials.add(&element);
+ dirty_materials->add(&element);
}
if (material_mutex)
@@ -627,6 +643,17 @@ bool ParticlesMaterial::_is_shader_dirty() const {
return dirty;
}
+void ParticlesMaterial::set_direction(Vector3 p_direction) {
+
+ direction = p_direction;
+ VisualServer::get_singleton()->material_set_param(_get_material(), shader_names->direction, direction);
+}
+
+Vector3 ParticlesMaterial::get_direction() const {
+
+ return direction;
+}
+
void ParticlesMaterial::set_spread(float p_spread) {
spread = p_spread;
@@ -691,6 +718,7 @@ void ParticlesMaterial::set_param(Parameter p_param, float p_value) {
case PARAM_ANIM_OFFSET: {
VisualServer::get_singleton()->material_set_param(_get_material(), shader_names->anim_offset, p_value);
} break;
+ case PARAM_MAX: break; // Can't happen, but silences warning
}
}
float ParticlesMaterial::get_param(Parameter p_param) const {
@@ -743,6 +771,7 @@ void ParticlesMaterial::set_param_randomness(Parameter p_param, float p_value) {
case PARAM_ANIM_OFFSET: {
VisualServer::get_singleton()->material_set_param(_get_material(), shader_names->anim_offset_random, p_value);
} break;
+ case PARAM_MAX: break; // Can't happen, but silences warning
}
}
float ParticlesMaterial::get_param_randomness(Parameter p_param) const {
@@ -801,12 +830,7 @@ void ParticlesMaterial::set_param_texture(Parameter p_param, const Ref<Texture>
} break;
case PARAM_SCALE: {
VisualServer::get_singleton()->material_set_param(_get_material(), shader_names->scale_texture, p_texture);
-
- Ref<CurveTexture> curve_tex = p_texture;
- if (curve_tex.is_valid()) {
- curve_tex->ensure_default_setup();
- }
-
+ _adjust_curve_range(p_texture, 0, 1);
} break;
case PARAM_HUE_VARIATION: {
VisualServer::get_singleton()->material_set_param(_get_material(), shader_names->hue_variation_texture, p_texture);
@@ -819,6 +843,7 @@ void ParticlesMaterial::set_param_texture(Parameter p_param, const Ref<Texture>
case PARAM_ANIM_OFFSET: {
VisualServer::get_singleton()->material_set_param(_get_material(), shader_names->anim_offset_texture, p_texture);
} break;
+ case PARAM_MAX: break; // Can't happen, but silences warning
}
_queue_shader_change();
@@ -1000,6 +1025,17 @@ Vector3 ParticlesMaterial::get_gravity() const {
return gravity;
}
+void ParticlesMaterial::set_lifetime_randomness(float p_lifetime) {
+
+ lifetime_randomness = p_lifetime;
+ VisualServer::get_singleton()->material_set_param(_get_material(), shader_names->lifetime_randomness, lifetime_randomness);
+}
+
+float ParticlesMaterial::get_lifetime_randomness() const {
+
+ return lifetime_randomness;
+}
+
RID ParticlesMaterial::get_shader_rid() const {
ERR_FAIL_COND_V(!shader_map.has(current_key), RID());
@@ -1044,6 +1080,9 @@ Shader::Mode ParticlesMaterial::get_shader_mode() const {
void ParticlesMaterial::_bind_methods() {
+ ClassDB::bind_method(D_METHOD("set_direction", "degrees"), &ParticlesMaterial::set_direction);
+ ClassDB::bind_method(D_METHOD("get_direction"), &ParticlesMaterial::get_direction);
+
ClassDB::bind_method(D_METHOD("set_spread", "degrees"), &ParticlesMaterial::set_spread);
ClassDB::bind_method(D_METHOD("get_spread"), &ParticlesMaterial::get_spread);
@@ -1101,6 +1140,11 @@ void ParticlesMaterial::_bind_methods() {
ClassDB::bind_method(D_METHOD("get_gravity"), &ParticlesMaterial::get_gravity);
ClassDB::bind_method(D_METHOD("set_gravity", "accel_vec"), &ParticlesMaterial::set_gravity);
+ ClassDB::bind_method(D_METHOD("set_lifetime_randomness", "randomness"), &ParticlesMaterial::set_lifetime_randomness);
+ ClassDB::bind_method(D_METHOD("get_lifetime_randomness"), &ParticlesMaterial::get_lifetime_randomness);
+
+ ADD_GROUP("Time", "");
+ ADD_PROPERTY(PropertyInfo(Variant::REAL, "lifetime_randomness", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_lifetime_randomness", "get_lifetime_randomness");
ADD_GROUP("Trail", "trail_");
ADD_PROPERTY(PropertyInfo(Variant::INT, "trail_divisor", PROPERTY_HINT_RANGE, "1,1000000,1"), "set_trail_divisor", "get_trail_divisor");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "trail_size_modifier", PROPERTY_HINT_RESOURCE_TYPE, "CurveTexture"), "set_trail_size_modifier", "get_trail_size_modifier");
@@ -1117,7 +1161,8 @@ void ParticlesMaterial::_bind_methods() {
ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "flag_align_y"), "set_flag", "get_flag", FLAG_ALIGN_Y_TO_VELOCITY);
ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "flag_rotate_y"), "set_flag", "get_flag", FLAG_ROTATE_Y);
ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "flag_disable_z"), "set_flag", "get_flag", FLAG_DISABLE_Z);
- ADD_GROUP("Spread", "");
+ ADD_GROUP("Direction", "");
+ ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "direction"), "set_direction", "get_direction");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "spread", PROPERTY_HINT_RANGE, "0,180,0.01"), "set_spread", "get_spread");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "flatness", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_flatness", "get_flatness");
ADD_GROUP("Gravity", "");
@@ -1126,7 +1171,7 @@ void ParticlesMaterial::_bind_methods() {
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "initial_velocity", PROPERTY_HINT_RANGE, "0,1000,0.01,or_lesser,or_greater"), "set_param", "get_param", PARAM_INITIAL_LINEAR_VELOCITY);
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "initial_velocity_random", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_param_randomness", "get_param_randomness", PARAM_INITIAL_LINEAR_VELOCITY);
ADD_GROUP("Angular Velocity", "angular_");
- ADD_PROPERTYI(PropertyInfo(Variant::REAL, "angular_velocity", PROPERTY_HINT_RANGE, "-360,360,0.01"), "set_param", "get_param", PARAM_ANGULAR_VELOCITY);
+ 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, "CurveTexture"), "set_param_texture", "get_param_texture", PARAM_ANGULAR_VELOCITY);
ADD_GROUP("Orbit Velocity", "orbit_");
@@ -1162,7 +1207,7 @@ void ParticlesMaterial::_bind_methods() {
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "color_ramp", PROPERTY_HINT_RESOURCE_TYPE, "GradientTexture"), "set_color_ramp", "get_color_ramp");
ADD_GROUP("Hue Variation", "hue_");
- ADD_PROPERTYI(PropertyInfo(Variant::REAL, "hue_variation", PROPERTY_HINT_RANGE, "-1,1,0.1"), "set_param", "get_param", PARAM_HUE_VARIATION);
+ ADD_PROPERTYI(PropertyInfo(Variant::REAL, "hue_variation", PROPERTY_HINT_RANGE, "-1,1,0.01"), "set_param", "get_param", PARAM_HUE_VARIATION);
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "hue_variation_random", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_param_randomness", "get_param_randomness", PARAM_HUE_VARIATION);
ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "hue_variation_curve", PROPERTY_HINT_RESOURCE_TYPE, "CurveTexture"), "set_param_texture", "get_param_texture", PARAM_HUE_VARIATION);
ADD_GROUP("Animation", "anim_");
@@ -1172,7 +1217,6 @@ void ParticlesMaterial::_bind_methods() {
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "anim_offset", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_param", "get_param", PARAM_ANIM_OFFSET);
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "anim_offset_random", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_param_randomness", "get_param_randomness", PARAM_ANIM_OFFSET);
ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "anim_offset_curve", PROPERTY_HINT_RESOURCE_TYPE, "CurveTexture"), "set_param_texture", "get_param_texture", PARAM_ANIM_OFFSET);
- ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "anim_loop"), "set_flag", "get_flag", FLAG_ANIM_LOOP);
BIND_ENUM_CONSTANT(PARAM_INITIAL_LINEAR_VELOCITY);
BIND_ENUM_CONSTANT(PARAM_ANGULAR_VELOCITY);
@@ -1190,6 +1234,7 @@ void ParticlesMaterial::_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);
@@ -1202,9 +1247,11 @@ void ParticlesMaterial::_bind_methods() {
ParticlesMaterial::ParticlesMaterial() :
element(this) {
+ set_direction(Vector3(1, 0, 0));
set_spread(45);
set_flatness(0);
set_param(PARAM_INITIAL_LINEAR_VELOCITY, 0);
+ set_param(PARAM_ANGULAR_VELOCITY, 0);
set_param(PARAM_ORBIT_VELOCITY, 0);
set_param(PARAM_LINEAR_ACCEL, 0);
set_param(PARAM_RADIAL_ACCEL, 0);
@@ -1220,6 +1267,7 @@ ParticlesMaterial::ParticlesMaterial() :
set_emission_box_extents(Vector3(1, 1, 1));
set_trail_divisor(1);
set_gravity(Vector3(0, -9.8, 0));
+ set_lifetime_randomness(0);
emission_point_count = 1;
for (int i = 0; i < PARAM_MAX; i++) {
generated by cgit v1.2.3 (git 2.25.1) at 2025-12-16 14:36:06 +0000