906882ee66
* Particle shaders now have start() and process() * Particle collision happens between them. * The RESTART property is kept, so porting an old shader is still possible. This fixes the problem of particle collisions not functioning on the first particle frame.
1428 lines
64 KiB
C++
1428 lines
64 KiB
C++
/*************************************************************************/
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/* particles_material.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "particles_material.h"
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Mutex ParticlesMaterial::material_mutex;
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SelfList<ParticlesMaterial>::List *ParticlesMaterial::dirty_materials = nullptr;
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Map<ParticlesMaterial::MaterialKey, ParticlesMaterial::ShaderData> ParticlesMaterial::shader_map;
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ParticlesMaterial::ShaderNames *ParticlesMaterial::shader_names = nullptr;
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void ParticlesMaterial::init_shaders() {
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dirty_materials = memnew(SelfList<ParticlesMaterial>::List);
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shader_names = memnew(ShaderNames);
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shader_names->direction = "direction";
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shader_names->spread = "spread";
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shader_names->flatness = "flatness";
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shader_names->initial_linear_velocity = "initial_linear_velocity";
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shader_names->initial_angle = "initial_angle";
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shader_names->angular_velocity = "angular_velocity";
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shader_names->orbit_velocity = "orbit_velocity";
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shader_names->linear_accel = "linear_accel";
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shader_names->radial_accel = "radial_accel";
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shader_names->tangent_accel = "tangent_accel";
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shader_names->damping = "damping";
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shader_names->scale = "scale";
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shader_names->hue_variation = "hue_variation";
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shader_names->anim_speed = "anim_speed";
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shader_names->anim_offset = "anim_offset";
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shader_names->initial_linear_velocity_random = "initial_linear_velocity_random";
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shader_names->initial_angle_random = "initial_angle_random";
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shader_names->angular_velocity_random = "angular_velocity_random";
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shader_names->orbit_velocity_random = "orbit_velocity_random";
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shader_names->linear_accel_random = "linear_accel_random";
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shader_names->radial_accel_random = "radial_accel_random";
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shader_names->tangent_accel_random = "tangent_accel_random";
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shader_names->damping_random = "damping_random";
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shader_names->scale_random = "scale_random";
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shader_names->hue_variation_random = "hue_variation_random";
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shader_names->anim_speed_random = "anim_speed_random";
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shader_names->anim_offset_random = "anim_offset_random";
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shader_names->angle_texture = "angle_texture";
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shader_names->angular_velocity_texture = "angular_velocity_texture";
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shader_names->orbit_velocity_texture = "orbit_velocity_texture";
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shader_names->linear_accel_texture = "linear_accel_texture";
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shader_names->radial_accel_texture = "radial_accel_texture";
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shader_names->tangent_accel_texture = "tangent_accel_texture";
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shader_names->damping_texture = "damping_texture";
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shader_names->scale_texture = "scale_texture";
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shader_names->hue_variation_texture = "hue_variation_texture";
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shader_names->anim_speed_texture = "anim_speed_texture";
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shader_names->anim_offset_texture = "anim_offset_texture";
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shader_names->color = "color_value";
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shader_names->color_ramp = "color_ramp";
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shader_names->emission_sphere_radius = "emission_sphere_radius";
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shader_names->emission_box_extents = "emission_box_extents";
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shader_names->emission_texture_point_count = "emission_texture_point_count";
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shader_names->emission_texture_points = "emission_texture_points";
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shader_names->emission_texture_normal = "emission_texture_normal";
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shader_names->emission_texture_color = "emission_texture_color";
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shader_names->gravity = "gravity";
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shader_names->lifetime_randomness = "lifetime_randomness";
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shader_names->sub_emitter_frequency = "sub_emitter_frequency";
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shader_names->sub_emitter_amount_at_end = "sub_emitter_amount_at_end";
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shader_names->sub_emitter_keep_velocity = "sub_emitter_keep_velocity";
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shader_names->collision_friction = "collision_friction";
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shader_names->collision_bounce = "collision_bounce";
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}
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void ParticlesMaterial::finish_shaders() {
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memdelete(dirty_materials);
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dirty_materials = nullptr;
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memdelete(shader_names);
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}
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void ParticlesMaterial::_update_shader() {
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dirty_materials->remove(&element);
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MaterialKey mk = _compute_key();
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if (mk.key == current_key.key) {
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return; //no update required in the end
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}
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if (shader_map.has(current_key)) {
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shader_map[current_key].users--;
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if (shader_map[current_key].users == 0) {
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//deallocate shader, as it's no longer in use
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RS::get_singleton()->free(shader_map[current_key].shader);
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shader_map.erase(current_key);
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}
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}
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current_key = mk;
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if (shader_map.has(mk)) {
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RS::get_singleton()->material_set_shader(_get_material(), shader_map[mk].shader);
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shader_map[mk].users++;
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return;
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}
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//must create a shader!
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String code = "shader_type particles;\n";
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if (collision_scale) {
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code += "render_mode collision_use_scale;\n";
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}
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code += "uniform vec3 direction;\n";
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code += "uniform float spread;\n";
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code += "uniform float flatness;\n";
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code += "uniform float initial_linear_velocity;\n";
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code += "uniform float initial_angle;\n";
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code += "uniform float angular_velocity;\n";
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code += "uniform float orbit_velocity;\n";
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code += "uniform float linear_accel;\n";
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code += "uniform float radial_accel;\n";
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code += "uniform float tangent_accel;\n";
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code += "uniform float damping;\n";
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code += "uniform float scale;\n";
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code += "uniform float hue_variation;\n";
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code += "uniform float anim_speed;\n";
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code += "uniform float anim_offset;\n";
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code += "uniform float initial_linear_velocity_random;\n";
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code += "uniform float initial_angle_random;\n";
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code += "uniform float angular_velocity_random;\n";
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code += "uniform float orbit_velocity_random;\n";
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code += "uniform float linear_accel_random;\n";
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code += "uniform float radial_accel_random;\n";
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code += "uniform float tangent_accel_random;\n";
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code += "uniform float damping_random;\n";
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code += "uniform float scale_random;\n";
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code += "uniform float hue_variation_random;\n";
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code += "uniform float anim_speed_random;\n";
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code += "uniform float anim_offset_random;\n";
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code += "uniform float lifetime_randomness;\n";
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switch (emission_shape) {
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case EMISSION_SHAPE_POINT: {
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//do none
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} break;
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case EMISSION_SHAPE_SPHERE: {
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code += "uniform float emission_sphere_radius;\n";
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} break;
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case EMISSION_SHAPE_BOX: {
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code += "uniform vec3 emission_box_extents;\n";
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} break;
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case EMISSION_SHAPE_DIRECTED_POINTS: {
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code += "uniform sampler2D emission_texture_normal : hint_black;\n";
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[[fallthrough]];
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}
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case EMISSION_SHAPE_POINTS: {
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code += "uniform sampler2D emission_texture_points : hint_black;\n";
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code += "uniform int emission_texture_point_count;\n";
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if (emission_color_texture.is_valid()) {
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code += "uniform sampler2D emission_texture_color : hint_white;\n";
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}
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} break;
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case EMISSION_SHAPE_MAX: { // Max value for validity check.
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break;
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}
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}
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if (sub_emitter_mode != SUB_EMITTER_DISABLED) {
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if (sub_emitter_mode == SUB_EMITTER_CONSTANT) {
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code += "uniform float sub_emitter_frequency;\n";
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}
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if (sub_emitter_mode == SUB_EMITTER_AT_END) {
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code += "uniform int sub_emitter_amount_at_end;\n";
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}
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code += "uniform bool sub_emitter_keep_velocity;\n";
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}
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code += "uniform vec4 color_value : hint_color;\n";
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code += "uniform vec3 gravity;\n";
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if (color_ramp.is_valid()) {
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code += "uniform sampler2D color_ramp;\n";
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}
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if (tex_parameters[PARAM_INITIAL_LINEAR_VELOCITY].is_valid()) {
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code += "uniform sampler2D linear_velocity_texture;\n";
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}
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if (tex_parameters[PARAM_ORBIT_VELOCITY].is_valid()) {
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code += "uniform sampler2D orbit_velocity_texture;\n";
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}
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if (tex_parameters[PARAM_ANGULAR_VELOCITY].is_valid()) {
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code += "uniform sampler2D angular_velocity_texture;\n";
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}
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if (tex_parameters[PARAM_LINEAR_ACCEL].is_valid()) {
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code += "uniform sampler2D linear_accel_texture;\n";
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}
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if (tex_parameters[PARAM_RADIAL_ACCEL].is_valid()) {
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code += "uniform sampler2D radial_accel_texture;\n";
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}
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if (tex_parameters[PARAM_TANGENTIAL_ACCEL].is_valid()) {
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code += "uniform sampler2D tangent_accel_texture;\n";
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}
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if (tex_parameters[PARAM_DAMPING].is_valid()) {
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code += "uniform sampler2D damping_texture;\n";
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}
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if (tex_parameters[PARAM_ANGLE].is_valid()) {
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code += "uniform sampler2D angle_texture;\n";
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}
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if (tex_parameters[PARAM_SCALE].is_valid()) {
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code += "uniform sampler2D scale_texture;\n";
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}
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if (tex_parameters[PARAM_HUE_VARIATION].is_valid()) {
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code += "uniform sampler2D hue_variation_texture;\n";
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}
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if (tex_parameters[PARAM_ANIM_SPEED].is_valid()) {
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code += "uniform sampler2D anim_speed_texture;\n";
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}
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if (tex_parameters[PARAM_ANIM_OFFSET].is_valid()) {
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code += "uniform sampler2D anim_offset_texture;\n";
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}
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if (collision_enabled) {
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code += "uniform float collision_friction;\n";
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code += "uniform float collision_bounce;\n";
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}
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//need a random function
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code += "\n\n";
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code += "float rand_from_seed(inout uint seed) {\n";
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code += " int k;\n";
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code += " int s = int(seed);\n";
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code += " if (s == 0)\n";
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code += " s = 305420679;\n";
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code += " k = s / 127773;\n";
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code += " s = 16807 * (s - k * 127773) - 2836 * k;\n";
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code += " if (s < 0)\n";
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code += " s += 2147483647;\n";
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code += " seed = uint(s);\n";
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code += " return float(seed % uint(65536)) / 65535.0;\n";
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code += "}\n";
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code += "\n";
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code += "float rand_from_seed_m1_p1(inout uint seed) {\n";
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code += " return rand_from_seed(seed) * 2.0 - 1.0;\n";
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code += "}\n";
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code += "\n";
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//improve seed quality
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code += "uint hash(uint x) {\n";
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code += " x = ((x >> uint(16)) ^ x) * uint(73244475);\n";
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code += " x = ((x >> uint(16)) ^ x) * uint(73244475);\n";
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code += " x = (x >> uint(16)) ^ x;\n";
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code += " return x;\n";
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code += "}\n";
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code += "\n";
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code += "void start() {\n";
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code += " uint base_number = NUMBER;\n";
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code += " uint alt_seed = hash(base_number + uint(1) + RANDOM_SEED);\n";
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code += " float angle_rand = rand_from_seed(alt_seed);\n";
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code += " float scale_rand = rand_from_seed(alt_seed);\n";
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code += " float hue_rot_rand = rand_from_seed(alt_seed);\n";
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code += " float anim_offset_rand = rand_from_seed(alt_seed);\n";
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code += " float pi = 3.14159;\n";
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code += " float degree_to_rad = pi / 180.0;\n";
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code += "\n";
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if (emission_shape == EMISSION_SHAPE_POINTS || emission_shape == EMISSION_SHAPE_DIRECTED_POINTS) {
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code += " int point = min(emission_texture_point_count - 1, int(rand_from_seed(alt_seed) * float(emission_texture_point_count)));\n";
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code += " ivec2 emission_tex_size = textureSize(emission_texture_points, 0);\n";
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code += " ivec2 emission_tex_ofs = ivec2(point % emission_tex_size.x, point / emission_tex_size.x);\n";
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}
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if (tex_parameters[PARAM_ANGLE].is_valid()) {
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code += " float tex_angle = textureLod(angle_texture, vec2(0.0, 0.0), 0.0).r;\n";
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} else {
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code += " float tex_angle = 0.0;\n";
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}
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if (tex_parameters[PARAM_ANIM_OFFSET].is_valid()) {
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code += " float tex_anim_offset = textureLod(anim_offset_texture, vec2(0.0, 0.0), 0.0).r;\n";
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} else {
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code += " float tex_anim_offset = 0.0;\n";
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}
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code += " float spread_rad = spread * degree_to_rad;\n";
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code += " if (RESTART_VELOCITY) {\n";
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if (tex_parameters[PARAM_INITIAL_LINEAR_VELOCITY].is_valid()) {
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code += " float tex_linear_velocity = textureLod(linear_velocity_texture, vec2(0.0, 0.0), 0.0).r;\n";
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} else {
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code += " float tex_linear_velocity = 0.0;\n";
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}
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if (particle_flags[PARTICLE_FLAG_DISABLE_Z]) {
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code += " float angle1_rad = rand_from_seed_m1_p1(alt_seed) * spread_rad;\n";
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code += " angle1_rad += direction.x != 0.0 ? atan(direction.y, direction.x) : sign(direction.y) * (pi / 2.0);\n";
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code += " vec3 rot = vec3(cos(angle1_rad), sin(angle1_rad), 0.0);\n";
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code += " VELOCITY = rot * initial_linear_velocity * mix(1.0, rand_from_seed(alt_seed), initial_linear_velocity_random);\n";
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} else {
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//initiate velocity spread in 3D
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code += " float angle1_rad = rand_from_seed_m1_p1(alt_seed) * spread_rad;\n";
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code += " float angle2_rad = rand_from_seed_m1_p1(alt_seed) * spread_rad * (1.0 - flatness);\n";
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code += " vec3 direction_xz = vec3(sin(angle1_rad), 0.0, cos(angle1_rad));\n";
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code += " vec3 direction_yz = vec3(0.0, sin(angle2_rad), cos(angle2_rad));\n";
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code += " direction_yz.z = direction_yz.z / max(0.0001,sqrt(abs(direction_yz.z))); // better uniform distribution\n";
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code += " vec3 spread_direction = vec3(direction_xz.x * direction_yz.z, direction_yz.y, direction_xz.z * direction_yz.z);\n";
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code += " vec3 direction_nrm = normalize(direction);\n";
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code += " // rotate spread to direction\n";
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code += " vec3 binormal = cross(vec3(0.0, 1.0, 0.0), direction_nrm);\n";
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code += " if (length(binormal) < 0.0001) {\n";
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code += " // direction is parallel to Y. Choose Z as the binormal.\n";
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code += " binormal = vec3(0.0, 0.0, 1.0);\n";
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code += " }\n";
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code += " binormal = normalize(binormal);\n";
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code += " vec3 normal = cross(binormal, direction_nrm);\n";
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code += " spread_direction = binormal * spread_direction.x + normal * spread_direction.y + direction_nrm * spread_direction.z;\n";
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code += " VELOCITY = spread_direction * initial_linear_velocity * mix(1.0, rand_from_seed(alt_seed), initial_linear_velocity_random);\n";
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}
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code += " }\n";
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code += " float base_angle = (initial_angle + tex_angle) * mix(1.0, angle_rand, initial_angle_random);\n";
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code += " CUSTOM.x = base_angle * degree_to_rad;\n"; // angle
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code += " CUSTOM.y = 0.0;\n"; // phase
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code += " CUSTOM.w = (1.0 - lifetime_randomness * rand_from_seed(alt_seed));\n";
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code += " CUSTOM.z = (anim_offset + tex_anim_offset) * mix(1.0, anim_offset_rand, anim_offset_random);\n"; // animation offset (0-1)
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code += " if (RESTART_POSITION) {\n";
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switch (emission_shape) {
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case EMISSION_SHAPE_POINT: {
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//do none, identity (will later be multiplied by emission transform)
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code += " TRANSFORM = mat4(vec4(1,0,0,0),vec4(0,1,0,0),vec4(0,0,1,0),vec4(0,0,0,1));\n";
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} break;
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case EMISSION_SHAPE_SPHERE: {
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code += " float s = rand_from_seed(alt_seed) * 2.0 - 1.0;\n";
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code += " float t = rand_from_seed(alt_seed) * 2.0 * pi;\n";
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code += " float radius = emission_sphere_radius * sqrt(1.0 - s * s);\n";
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code += " TRANSFORM[3].xyz = vec3(radius * cos(t), radius * sin(t), emission_sphere_radius * s);\n";
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} break;
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case EMISSION_SHAPE_BOX: {
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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";
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} break;
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case EMISSION_SHAPE_POINTS:
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case EMISSION_SHAPE_DIRECTED_POINTS: {
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code += " TRANSFORM[3].xyz = texelFetch(emission_texture_points, emission_tex_ofs, 0).xyz;\n";
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if (emission_shape == EMISSION_SHAPE_DIRECTED_POINTS) {
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if (particle_flags[PARTICLE_FLAG_DISABLE_Z]) {
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code += " mat2 rotm;";
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code += " rotm[0] = texelFetch(emission_texture_normal, emission_tex_ofs, 0).xy;\n";
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code += " rotm[1] = rotm[0].yx * vec2(1.0, -1.0);\n";
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code += " if (RESTART_VELOCITY) VELOCITY.xy = rotm * VELOCITY.xy;\n";
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} 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(0.0, 1.0, 0.0);\n";
|
|
code += " vec3 tangent = normalize(cross(v0, normal));\n";
|
|
code += " vec3 bitangent = normalize(cross(tangent, normal));\n";
|
|
code += " if (RESTART_VELOCITY) VELOCITY = mat3(tangent, bitangent, normal) * VELOCITY;\n";
|
|
}
|
|
}
|
|
} break;
|
|
case EMISSION_SHAPE_MAX: { // Max value for validity check.
|
|
break;
|
|
}
|
|
}
|
|
|
|
code += " if (RESTART_VELOCITY) VELOCITY = (EMISSION_TRANSFORM * vec4(VELOCITY, 0.0)).xyz;\n";
|
|
code += " TRANSFORM = EMISSION_TRANSFORM * TRANSFORM;\n";
|
|
if (particle_flags[PARTICLE_FLAG_DISABLE_Z]) {
|
|
code += " VELOCITY.z = 0.0;\n";
|
|
code += " TRANSFORM[3].z = 0.0;\n";
|
|
}
|
|
code += " }\n";
|
|
code += "}\n\n";
|
|
|
|
code += "void process() {\n";
|
|
code += " uint base_number = NUMBER;\n";
|
|
code += " uint alt_seed = hash(base_number + uint(1) + RANDOM_SEED);\n";
|
|
code += " float angle_rand = rand_from_seed(alt_seed);\n";
|
|
code += " float scale_rand = rand_from_seed(alt_seed);\n";
|
|
code += " float hue_rot_rand = rand_from_seed(alt_seed);\n";
|
|
code += " float anim_offset_rand = rand_from_seed(alt_seed);\n";
|
|
code += " float pi = 3.14159;\n";
|
|
code += " float degree_to_rad = pi / 180.0;\n";
|
|
code += "\n";
|
|
|
|
code += " CUSTOM.y += DELTA / LIFETIME;\n";
|
|
code += " float tv = CUSTOM.y / CUSTOM.w;\n";
|
|
if (tex_parameters[PARAM_INITIAL_LINEAR_VELOCITY].is_valid()) {
|
|
code += " float tex_linear_velocity = textureLod(linear_velocity_texture, vec2(tv, 0.0), 0.0).r;\n";
|
|
} else {
|
|
code += " float tex_linear_velocity = 0.0;\n";
|
|
}
|
|
|
|
if (particle_flags[PARTICLE_FLAG_DISABLE_Z]) {
|
|
if (tex_parameters[PARAM_ORBIT_VELOCITY].is_valid()) {
|
|
code += " float tex_orbit_velocity = textureLod(orbit_velocity_texture, vec2(tv, 0.0), 0.0).r;\n";
|
|
} else {
|
|
code += " float tex_orbit_velocity = 0.0;\n";
|
|
}
|
|
}
|
|
|
|
if (tex_parameters[PARAM_ANGULAR_VELOCITY].is_valid()) {
|
|
code += " float tex_angular_velocity = textureLod(angular_velocity_texture, vec2(tv, 0.0), 0.0).r;\n";
|
|
} else {
|
|
code += " float tex_angular_velocity = 0.0;\n";
|
|
}
|
|
|
|
if (tex_parameters[PARAM_LINEAR_ACCEL].is_valid()) {
|
|
code += " float tex_linear_accel = textureLod(linear_accel_texture, vec2(tv, 0.0), 0.0).r;\n";
|
|
} else {
|
|
code += " float tex_linear_accel = 0.0;\n";
|
|
}
|
|
|
|
if (tex_parameters[PARAM_RADIAL_ACCEL].is_valid()) {
|
|
code += " float tex_radial_accel = textureLod(radial_accel_texture, vec2(tv, 0.0), 0.0).r;\n";
|
|
} else {
|
|
code += " float tex_radial_accel = 0.0;\n";
|
|
}
|
|
|
|
if (tex_parameters[PARAM_TANGENTIAL_ACCEL].is_valid()) {
|
|
code += " float tex_tangent_accel = textureLod(tangent_accel_texture, vec2(tv, 0.0), 0.0).r;\n";
|
|
} else {
|
|
code += " float tex_tangent_accel = 0.0;\n";
|
|
}
|
|
|
|
if (tex_parameters[PARAM_DAMPING].is_valid()) {
|
|
code += " float tex_damping = textureLod(damping_texture, vec2(tv, 0.0), 0.0).r;\n";
|
|
} else {
|
|
code += " float tex_damping = 0.0;\n";
|
|
}
|
|
|
|
if (tex_parameters[PARAM_ANGLE].is_valid()) {
|
|
code += " float tex_angle = textureLod(angle_texture, vec2(tv, 0.0), 0.0).r;\n";
|
|
} else {
|
|
code += " float tex_angle = 0.0;\n";
|
|
}
|
|
|
|
if (tex_parameters[PARAM_ANIM_SPEED].is_valid()) {
|
|
code += " float tex_anim_speed = textureLod(anim_speed_texture, vec2(tv, 0.0), 0.0).r;\n";
|
|
} else {
|
|
code += " float tex_anim_speed = 0.0;\n";
|
|
}
|
|
|
|
if (tex_parameters[PARAM_ANIM_OFFSET].is_valid()) {
|
|
code += " float tex_anim_offset = textureLod(anim_offset_texture, vec2(tv, 0.0), 0.0).r;\n";
|
|
} else {
|
|
code += " float tex_anim_offset = 0.0;\n";
|
|
}
|
|
|
|
code += " vec3 force = gravity;\n";
|
|
code += " vec3 pos = TRANSFORM[3].xyz;\n";
|
|
if (particle_flags[PARTICLE_FLAG_DISABLE_Z]) {
|
|
code += " pos.z = 0.0;\n";
|
|
}
|
|
code += " // apply linear acceleration\n";
|
|
code += " force += length(VELOCITY) > 0.0 ? normalize(VELOCITY) * (linear_accel + tex_linear_accel) * mix(1.0, rand_from_seed(alt_seed), linear_accel_random) : vec3(0.0);\n";
|
|
code += " // apply radial acceleration\n";
|
|
code += " vec3 org = EMISSION_TRANSFORM[3].xyz;\n";
|
|
code += " vec3 diff = pos - org;\n";
|
|
code += " force += length(diff) > 0.0 ? normalize(diff) * (radial_accel + tex_radial_accel) * mix(1.0, rand_from_seed(alt_seed), radial_accel_random) : vec3(0.0);\n";
|
|
code += " // apply tangential acceleration;\n";
|
|
if (particle_flags[PARTICLE_FLAG_DISABLE_Z]) {
|
|
code += " force += length(diff.yx) > 0.0 ? vec3(normalize(diff.yx * vec2(-1.0, 1.0)), 0.0) * ((tangent_accel + tex_tangent_accel) * mix(1.0, rand_from_seed(alt_seed), tangent_accel_random)) : vec3(0.0);\n";
|
|
|
|
} else {
|
|
code += " vec3 crossDiff = cross(normalize(diff), normalize(gravity));\n";
|
|
code += " force += length(crossDiff) > 0.0 ? normalize(crossDiff) * ((tangent_accel + tex_tangent_accel) * mix(1.0, rand_from_seed(alt_seed), tangent_accel_random)) : vec3(0.0);\n";
|
|
}
|
|
if (attractor_interaction_enabled) {
|
|
code += " force += ATTRACTOR_FORCE;\n\n";
|
|
}
|
|
|
|
code += " // apply attractor forces\n";
|
|
code += " VELOCITY += force * DELTA;\n";
|
|
code += " // orbit velocity\n";
|
|
if (particle_flags[PARTICLE_FLAG_DISABLE_Z]) {
|
|
code += " float orbit_amount = (orbit_velocity + tex_orbit_velocity) * mix(1.0, rand_from_seed(alt_seed), orbit_velocity_random);\n";
|
|
code += " if (orbit_amount != 0.0) {\n";
|
|
code += " float ang = orbit_amount * DELTA * pi * 2.0;\n";
|
|
code += " mat2 rot = mat2(vec2(cos(ang), -sin(ang)), vec2(sin(ang), cos(ang)));\n";
|
|
code += " TRANSFORM[3].xy -= diff.xy;\n";
|
|
code += " TRANSFORM[3].xy += rot * diff.xy;\n";
|
|
code += " }\n";
|
|
}
|
|
|
|
if (tex_parameters[PARAM_INITIAL_LINEAR_VELOCITY].is_valid()) {
|
|
code += " VELOCITY = normalize(VELOCITY) * tex_linear_velocity;\n";
|
|
}
|
|
code += " if (damping + tex_damping > 0.0) {\n";
|
|
code += " float v = length(VELOCITY);\n";
|
|
code += " float damp = (damping + tex_damping) * mix(1.0, rand_from_seed(alt_seed), damping_random);\n";
|
|
code += " v -= damp * DELTA;\n";
|
|
code += " if (v < 0.0) {\n";
|
|
code += " VELOCITY = vec3(0.0);\n";
|
|
code += " } else {\n";
|
|
code += " VELOCITY = normalize(VELOCITY) * v;\n";
|
|
code += " }\n";
|
|
code += " }\n";
|
|
code += " float base_angle = (initial_angle + tex_angle) * mix(1.0, angle_rand, initial_angle_random);\n";
|
|
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
|
|
|
|
// apply color
|
|
// apply hue rotation
|
|
if (tex_parameters[PARAM_SCALE].is_valid()) {
|
|
code += " float tex_scale = textureLod(scale_texture, vec2(tv, 0.0), 0.0).r;\n";
|
|
} else {
|
|
code += " float tex_scale = 1.0;\n";
|
|
}
|
|
|
|
if (tex_parameters[PARAM_HUE_VARIATION].is_valid()) {
|
|
code += " float tex_hue_variation = textureLod(hue_variation_texture, vec2(tv, 0.0), 0.0).r;\n";
|
|
} else {
|
|
code += " float tex_hue_variation = 0.0;\n";
|
|
}
|
|
|
|
code += " float hue_rot_angle = (hue_variation + tex_hue_variation) * pi * 2.0 * mix(1.0, hue_rot_rand * 2.0 - 1.0, hue_variation_random);\n";
|
|
code += " float hue_rot_c = cos(hue_rot_angle);\n";
|
|
code += " float hue_rot_s = sin(hue_rot_angle);\n";
|
|
code += " mat4 hue_rot_mat = mat4(vec4(0.299, 0.587, 0.114, 0.0),\n";
|
|
code += " vec4(0.299, 0.587, 0.114, 0.0),\n";
|
|
code += " vec4(0.299, 0.587, 0.114, 0.0),\n";
|
|
code += " vec4(0.000, 0.000, 0.000, 1.0)) +\n";
|
|
code += " mat4(vec4(0.701, -0.587, -0.114, 0.0),\n";
|
|
code += " vec4(-0.299, 0.413, -0.114, 0.0),\n";
|
|
code += " vec4(-0.300, -0.588, 0.886, 0.0),\n";
|
|
code += " vec4(0.000, 0.000, 0.000, 0.0)) * hue_rot_c +\n";
|
|
code += " mat4(vec4(0.168, 0.330, -0.497, 0.0),\n";
|
|
code += " vec4(-0.328, 0.035, 0.292, 0.0),\n";
|
|
code += " vec4(1.250, -1.050, -0.203, 0.0),\n";
|
|
code += " vec4(0.000, 0.000, 0.000, 0.0)) * hue_rot_s;\n";
|
|
if (color_ramp.is_valid()) {
|
|
code += " COLOR = hue_rot_mat * textureLod(color_ramp, vec2(tv, 0.0), 0.0);\n";
|
|
} else {
|
|
code += " COLOR = hue_rot_mat * color_value;\n";
|
|
}
|
|
if (emission_color_texture.is_valid() && (emission_shape == EMISSION_SHAPE_POINTS || emission_shape == EMISSION_SHAPE_DIRECTED_POINTS)) {
|
|
code += " COLOR *= texelFetch(emission_texture_color, emission_tex_ofs, 0);\n";
|
|
}
|
|
code += "\n";
|
|
|
|
if (particle_flags[PARTICLE_FLAG_DISABLE_Z]) {
|
|
if (particle_flags[PARTICLE_FLAG_ALIGN_Y_TO_VELOCITY]) {
|
|
code += " if (length(VELOCITY) > 0.0) {\n";
|
|
code += " TRANSFORM[1].xyz = normalize(VELOCITY);\n";
|
|
code += " } else {\n";
|
|
code += " TRANSFORM[1].xyz = normalize(TRANSFORM[1].xyz);\n";
|
|
code += " }\n";
|
|
code += " TRANSFORM[0].xyz = normalize(cross(TRANSFORM[1].xyz, TRANSFORM[2].xyz));\n";
|
|
code += " TRANSFORM[2] = vec4(0.0, 0.0, 1.0, 0.0);\n";
|
|
} else {
|
|
code += " TRANSFORM[0] = vec4(cos(CUSTOM.x), -sin(CUSTOM.x), 0.0, 0.0);\n";
|
|
code += " TRANSFORM[1] = vec4(sin(CUSTOM.x), cos(CUSTOM.x), 0.0, 0.0);\n";
|
|
code += " TRANSFORM[2] = vec4(0.0, 0.0, 1.0, 0.0);\n";
|
|
}
|
|
|
|
} else {
|
|
// orient particle Y towards velocity
|
|
if (particle_flags[PARTICLE_FLAG_ALIGN_Y_TO_VELOCITY]) {
|
|
code += " if (length(VELOCITY) > 0.0) {\n";
|
|
code += " TRANSFORM[1].xyz = normalize(VELOCITY);\n";
|
|
code += " } else {\n";
|
|
code += " TRANSFORM[1].xyz = normalize(TRANSFORM[1].xyz);\n";
|
|
code += " }\n";
|
|
code += " if (TRANSFORM[1].xyz == normalize(TRANSFORM[0].xyz)) {\n";
|
|
code += " TRANSFORM[0].xyz = normalize(cross(normalize(TRANSFORM[1].xyz), normalize(TRANSFORM[2].xyz)));\n";
|
|
code += " TRANSFORM[2].xyz = normalize(cross(normalize(TRANSFORM[0].xyz), normalize(TRANSFORM[1].xyz)));\n";
|
|
code += " } else {\n";
|
|
code += " TRANSFORM[2].xyz = normalize(cross(normalize(TRANSFORM[0].xyz), normalize(TRANSFORM[1].xyz)));\n";
|
|
code += " TRANSFORM[0].xyz = normalize(cross(normalize(TRANSFORM[1].xyz), normalize(TRANSFORM[2].xyz)));\n";
|
|
code += " }\n";
|
|
} else {
|
|
code += " TRANSFORM[0].xyz = normalize(TRANSFORM[0].xyz);\n";
|
|
code += " TRANSFORM[1].xyz = normalize(TRANSFORM[1].xyz);\n";
|
|
code += " TRANSFORM[2].xyz = normalize(TRANSFORM[2].xyz);\n";
|
|
}
|
|
// turn particle by rotation in Y
|
|
if (particle_flags[PARTICLE_FLAG_ROTATE_Y]) {
|
|
code += " TRANSFORM = TRANSFORM * mat4(vec4(cos(CUSTOM.x), 0.0, -sin(CUSTOM.x), 0.0), vec4(0.0, 1.0, 0.0, 0.0), vec4(sin(CUSTOM.x), 0.0, cos(CUSTOM.x), 0.0), vec4(0.0, 0.0, 0.0, 1.0));\n";
|
|
}
|
|
}
|
|
//scale by scale
|
|
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";
|
|
|
|
code += " TRANSFORM[0].xyz *= base_scale;\n";
|
|
code += " TRANSFORM[1].xyz *= base_scale;\n";
|
|
code += " TRANSFORM[2].xyz *= base_scale;\n";
|
|
if (particle_flags[PARTICLE_FLAG_DISABLE_Z]) {
|
|
code += " VELOCITY.z = 0.0;\n";
|
|
code += " TRANSFORM[3].z = 0.0;\n";
|
|
}
|
|
if (collision_enabled) {
|
|
code += " if (COLLIDED) {\n";
|
|
code += " TRANSFORM[3].xyz+=COLLISION_NORMAL * COLLISION_DEPTH;\n";
|
|
code += " VELOCITY -= COLLISION_NORMAL * dot(COLLISION_NORMAL, VELOCITY) * (1.0 + collision_bounce);\n";
|
|
code += " VELOCITY = mix(VELOCITY,vec3(0.0),collision_friction * DELTA * 100.0);\n";
|
|
code += " }\n";
|
|
}
|
|
if (sub_emitter_mode != SUB_EMITTER_DISABLED) {
|
|
code += " int emit_count = 0;\n";
|
|
switch (sub_emitter_mode) {
|
|
case SUB_EMITTER_CONSTANT: {
|
|
code += " float interval_from = CUSTOM.y * LIFETIME - DELTA;\n";
|
|
code += " float interval_rem = sub_emitter_frequency - mod(interval_from,sub_emitter_frequency);\n";
|
|
code += " if (DELTA >= interval_rem) emit_count = 1;\n";
|
|
} break;
|
|
case SUB_EMITTER_AT_COLLISION: {
|
|
//not implemented yet
|
|
code += " if (COLLIDED) emit_count = 1;\n";
|
|
} break;
|
|
case SUB_EMITTER_AT_END: {
|
|
//not implemented yet
|
|
code += " float unit_delta = DELTA/LIFETIME;\n";
|
|
code += " float end_time = CUSTOM.w * 0.95;\n"; // if we do at the end we might miss it, as it can just get deactivated by emitter
|
|
code += " if (CUSTOM.y < end_time && (CUSTOM.y + unit_delta) >= end_time) emit_count = sub_emitter_amount_at_end;\n";
|
|
} break;
|
|
default: {
|
|
}
|
|
}
|
|
code += " for(int i=0;i<emit_count;i++) {\n";
|
|
code += " uint flags = FLAG_EMIT_POSITION|FLAG_EMIT_ROT_SCALE;\n";
|
|
code += " if (sub_emitter_keep_velocity) flags|=FLAG_EMIT_VELOCITY;\n";
|
|
code += " emit_subparticle(TRANSFORM,VELOCITY,vec4(0.0),vec4(0.0),flags);\n";
|
|
code += " }";
|
|
}
|
|
|
|
code += " if (CUSTOM.y > CUSTOM.w) {\n";
|
|
code += " ACTIVE = false;\n";
|
|
code += " }\n";
|
|
code += "}\n";
|
|
code += "\n";
|
|
|
|
ShaderData shader_data;
|
|
shader_data.shader = RS::get_singleton()->shader_create();
|
|
shader_data.users = 1;
|
|
|
|
RS::get_singleton()->shader_set_code(shader_data.shader, code);
|
|
|
|
shader_map[mk] = shader_data;
|
|
|
|
RS::get_singleton()->material_set_shader(_get_material(), shader_data.shader);
|
|
}
|
|
|
|
void ParticlesMaterial::flush_changes() {
|
|
MutexLock lock(material_mutex);
|
|
|
|
while (dirty_materials->first()) {
|
|
dirty_materials->first()->self()->_update_shader();
|
|
}
|
|
}
|
|
|
|
void ParticlesMaterial::_queue_shader_change() {
|
|
MutexLock lock(material_mutex);
|
|
|
|
if (!element.in_list()) {
|
|
dirty_materials->add(&element);
|
|
}
|
|
}
|
|
|
|
bool ParticlesMaterial::_is_shader_dirty() const {
|
|
MutexLock lock(material_mutex);
|
|
|
|
return element.in_list();
|
|
}
|
|
|
|
void ParticlesMaterial::set_direction(Vector3 p_direction) {
|
|
direction = p_direction;
|
|
RenderingServer::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;
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->spread, p_spread);
|
|
}
|
|
|
|
float ParticlesMaterial::get_spread() const {
|
|
return spread;
|
|
}
|
|
|
|
void ParticlesMaterial::set_flatness(float p_flatness) {
|
|
flatness = p_flatness;
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->flatness, p_flatness);
|
|
}
|
|
|
|
float ParticlesMaterial::get_flatness() const {
|
|
return flatness;
|
|
}
|
|
|
|
void ParticlesMaterial::set_param(Parameter p_param, float p_value) {
|
|
ERR_FAIL_INDEX(p_param, PARAM_MAX);
|
|
|
|
parameters[p_param] = p_value;
|
|
|
|
switch (p_param) {
|
|
case PARAM_INITIAL_LINEAR_VELOCITY: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->initial_linear_velocity, p_value);
|
|
} break;
|
|
case PARAM_ANGULAR_VELOCITY: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->angular_velocity, p_value);
|
|
} break;
|
|
case PARAM_ORBIT_VELOCITY: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->orbit_velocity, p_value);
|
|
} break;
|
|
case PARAM_LINEAR_ACCEL: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->linear_accel, p_value);
|
|
} break;
|
|
case PARAM_RADIAL_ACCEL: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->radial_accel, p_value);
|
|
} break;
|
|
case PARAM_TANGENTIAL_ACCEL: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->tangent_accel, p_value);
|
|
} break;
|
|
case PARAM_DAMPING: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->damping, p_value);
|
|
} break;
|
|
case PARAM_ANGLE: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->initial_angle, p_value);
|
|
} break;
|
|
case PARAM_SCALE: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->scale, p_value);
|
|
} break;
|
|
case PARAM_HUE_VARIATION: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->hue_variation, p_value);
|
|
} break;
|
|
case PARAM_ANIM_SPEED: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->anim_speed, p_value);
|
|
} break;
|
|
case PARAM_ANIM_OFFSET: {
|
|
RenderingServer::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 {
|
|
ERR_FAIL_INDEX_V(p_param, PARAM_MAX, 0);
|
|
|
|
return parameters[p_param];
|
|
}
|
|
|
|
void ParticlesMaterial::set_param_randomness(Parameter p_param, float p_value) {
|
|
ERR_FAIL_INDEX(p_param, PARAM_MAX);
|
|
|
|
randomness[p_param] = p_value;
|
|
|
|
switch (p_param) {
|
|
case PARAM_INITIAL_LINEAR_VELOCITY: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->initial_linear_velocity_random, p_value);
|
|
} break;
|
|
case PARAM_ANGULAR_VELOCITY: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->angular_velocity_random, p_value);
|
|
} break;
|
|
case PARAM_ORBIT_VELOCITY: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->orbit_velocity_random, p_value);
|
|
} break;
|
|
case PARAM_LINEAR_ACCEL: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->linear_accel_random, p_value);
|
|
} break;
|
|
case PARAM_RADIAL_ACCEL: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->radial_accel_random, p_value);
|
|
} break;
|
|
case PARAM_TANGENTIAL_ACCEL: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->tangent_accel_random, p_value);
|
|
} break;
|
|
case PARAM_DAMPING: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->damping_random, p_value);
|
|
} break;
|
|
case PARAM_ANGLE: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->initial_angle_random, p_value);
|
|
} break;
|
|
case PARAM_SCALE: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->scale_random, p_value);
|
|
} break;
|
|
case PARAM_HUE_VARIATION: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->hue_variation_random, p_value);
|
|
} break;
|
|
case PARAM_ANIM_SPEED: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->anim_speed_random, p_value);
|
|
} break;
|
|
case PARAM_ANIM_OFFSET: {
|
|
RenderingServer::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 {
|
|
ERR_FAIL_INDEX_V(p_param, PARAM_MAX, 0);
|
|
|
|
return randomness[p_param];
|
|
}
|
|
|
|
static void _adjust_curve_range(const Ref<Texture2D> &p_texture, float p_min, float p_max) {
|
|
Ref<CurveTexture> curve_tex = p_texture;
|
|
if (!curve_tex.is_valid()) {
|
|
return;
|
|
}
|
|
|
|
curve_tex->ensure_default_setup(p_min, p_max);
|
|
}
|
|
|
|
void ParticlesMaterial::set_param_texture(Parameter p_param, const Ref<Texture2D> &p_texture) {
|
|
ERR_FAIL_INDEX(p_param, PARAM_MAX);
|
|
|
|
tex_parameters[p_param] = p_texture;
|
|
|
|
switch (p_param) {
|
|
case PARAM_INITIAL_LINEAR_VELOCITY: {
|
|
//do none for this one
|
|
} break;
|
|
case PARAM_ANGULAR_VELOCITY: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->angular_velocity_texture, p_texture);
|
|
_adjust_curve_range(p_texture, -360, 360);
|
|
} break;
|
|
case PARAM_ORBIT_VELOCITY: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->orbit_velocity_texture, p_texture);
|
|
_adjust_curve_range(p_texture, -500, 500);
|
|
} break;
|
|
case PARAM_LINEAR_ACCEL: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->linear_accel_texture, p_texture);
|
|
_adjust_curve_range(p_texture, -200, 200);
|
|
} break;
|
|
case PARAM_RADIAL_ACCEL: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->radial_accel_texture, p_texture);
|
|
_adjust_curve_range(p_texture, -200, 200);
|
|
} break;
|
|
case PARAM_TANGENTIAL_ACCEL: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->tangent_accel_texture, p_texture);
|
|
_adjust_curve_range(p_texture, -200, 200);
|
|
} break;
|
|
case PARAM_DAMPING: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->damping_texture, p_texture);
|
|
_adjust_curve_range(p_texture, 0, 100);
|
|
} break;
|
|
case PARAM_ANGLE: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->angle_texture, p_texture);
|
|
_adjust_curve_range(p_texture, -360, 360);
|
|
} break;
|
|
case PARAM_SCALE: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->scale_texture, p_texture);
|
|
_adjust_curve_range(p_texture, 0, 1);
|
|
} break;
|
|
case PARAM_HUE_VARIATION: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->hue_variation_texture, p_texture);
|
|
_adjust_curve_range(p_texture, -1, 1);
|
|
} break;
|
|
case PARAM_ANIM_SPEED: {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->anim_speed_texture, p_texture);
|
|
_adjust_curve_range(p_texture, 0, 200);
|
|
} break;
|
|
case PARAM_ANIM_OFFSET: {
|
|
RenderingServer::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();
|
|
}
|
|
|
|
Ref<Texture2D> ParticlesMaterial::get_param_texture(Parameter p_param) const {
|
|
ERR_FAIL_INDEX_V(p_param, PARAM_MAX, Ref<Texture2D>());
|
|
|
|
return tex_parameters[p_param];
|
|
}
|
|
|
|
void ParticlesMaterial::set_color(const Color &p_color) {
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->color, p_color);
|
|
color = p_color;
|
|
}
|
|
|
|
Color ParticlesMaterial::get_color() const {
|
|
return color;
|
|
}
|
|
|
|
void ParticlesMaterial::set_color_ramp(const Ref<Texture2D> &p_texture) {
|
|
color_ramp = p_texture;
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->color_ramp, p_texture);
|
|
_queue_shader_change();
|
|
notify_property_list_changed();
|
|
}
|
|
|
|
Ref<Texture2D> ParticlesMaterial::get_color_ramp() const {
|
|
return color_ramp;
|
|
}
|
|
|
|
void ParticlesMaterial::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;
|
|
_queue_shader_change();
|
|
if (p_particle_flag == PARTICLE_FLAG_DISABLE_Z) {
|
|
notify_property_list_changed();
|
|
}
|
|
}
|
|
|
|
bool ParticlesMaterial::get_particle_flag(ParticleFlags p_particle_flag) const {
|
|
ERR_FAIL_INDEX_V(p_particle_flag, PARTICLE_FLAG_MAX, false);
|
|
return particle_flags[p_particle_flag];
|
|
}
|
|
|
|
void ParticlesMaterial::set_emission_shape(EmissionShape p_shape) {
|
|
ERR_FAIL_INDEX(p_shape, EMISSION_SHAPE_MAX);
|
|
emission_shape = p_shape;
|
|
notify_property_list_changed();
|
|
_queue_shader_change();
|
|
}
|
|
|
|
void ParticlesMaterial::set_emission_sphere_radius(float p_radius) {
|
|
emission_sphere_radius = p_radius;
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->emission_sphere_radius, p_radius);
|
|
}
|
|
|
|
void ParticlesMaterial::set_emission_box_extents(Vector3 p_extents) {
|
|
emission_box_extents = p_extents;
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->emission_box_extents, p_extents);
|
|
}
|
|
|
|
void ParticlesMaterial::set_emission_point_texture(const Ref<Texture2D> &p_points) {
|
|
emission_point_texture = p_points;
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->emission_texture_points, p_points);
|
|
}
|
|
|
|
void ParticlesMaterial::set_emission_normal_texture(const Ref<Texture2D> &p_normals) {
|
|
emission_normal_texture = p_normals;
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->emission_texture_normal, p_normals);
|
|
}
|
|
|
|
void ParticlesMaterial::set_emission_color_texture(const Ref<Texture2D> &p_colors) {
|
|
emission_color_texture = p_colors;
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->emission_texture_color, p_colors);
|
|
_queue_shader_change();
|
|
}
|
|
|
|
void ParticlesMaterial::set_emission_point_count(int p_count) {
|
|
emission_point_count = p_count;
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->emission_texture_point_count, p_count);
|
|
}
|
|
|
|
ParticlesMaterial::EmissionShape ParticlesMaterial::get_emission_shape() const {
|
|
return emission_shape;
|
|
}
|
|
|
|
float ParticlesMaterial::get_emission_sphere_radius() const {
|
|
return emission_sphere_radius;
|
|
}
|
|
|
|
Vector3 ParticlesMaterial::get_emission_box_extents() const {
|
|
return emission_box_extents;
|
|
}
|
|
|
|
Ref<Texture2D> ParticlesMaterial::get_emission_point_texture() const {
|
|
return emission_point_texture;
|
|
}
|
|
|
|
Ref<Texture2D> ParticlesMaterial::get_emission_normal_texture() const {
|
|
return emission_normal_texture;
|
|
}
|
|
|
|
Ref<Texture2D> ParticlesMaterial::get_emission_color_texture() const {
|
|
return emission_color_texture;
|
|
}
|
|
|
|
int ParticlesMaterial::get_emission_point_count() const {
|
|
return emission_point_count;
|
|
}
|
|
|
|
void ParticlesMaterial::set_gravity(const Vector3 &p_gravity) {
|
|
gravity = p_gravity;
|
|
Vector3 gset = gravity;
|
|
if (gset == Vector3()) {
|
|
gset = Vector3(0, -0.000001, 0); //as gravity is used as upvector in some calculations
|
|
}
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->gravity, gset);
|
|
}
|
|
|
|
Vector3 ParticlesMaterial::get_gravity() const {
|
|
return gravity;
|
|
}
|
|
|
|
void ParticlesMaterial::set_lifetime_randomness(float p_lifetime) {
|
|
lifetime_randomness = p_lifetime;
|
|
RenderingServer::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());
|
|
return shader_map[current_key].shader;
|
|
}
|
|
|
|
void ParticlesMaterial::_validate_property(PropertyInfo &property) const {
|
|
if (property.name == "color" && color_ramp.is_valid()) {
|
|
property.usage = 0;
|
|
}
|
|
|
|
if (property.name == "emission_sphere_radius" && emission_shape != EMISSION_SHAPE_SPHERE) {
|
|
property.usage = 0;
|
|
}
|
|
|
|
if (property.name == "emission_box_extents" && emission_shape != EMISSION_SHAPE_BOX) {
|
|
property.usage = 0;
|
|
}
|
|
|
|
if ((property.name == "emission_point_texture" || property.name == "emission_color_texture") && (emission_shape < EMISSION_SHAPE_POINTS)) {
|
|
property.usage = 0;
|
|
}
|
|
|
|
if (property.name == "emission_normal_texture" && emission_shape != EMISSION_SHAPE_DIRECTED_POINTS) {
|
|
property.usage = 0;
|
|
}
|
|
|
|
if (property.name == "emission_point_count" && (emission_shape != EMISSION_SHAPE_POINTS && emission_shape != EMISSION_SHAPE_DIRECTED_POINTS)) {
|
|
property.usage = 0;
|
|
}
|
|
|
|
if (property.name == "sub_emitter_frequency" && sub_emitter_mode != SUB_EMITTER_CONSTANT) {
|
|
property.usage = 0;
|
|
}
|
|
|
|
if (property.name == "sub_emitter_amount_at_end" && sub_emitter_mode != SUB_EMITTER_AT_END) {
|
|
property.usage = 0;
|
|
}
|
|
|
|
if (property.name.begins_with("orbit_") && !particle_flags[PARTICLE_FLAG_DISABLE_Z]) {
|
|
property.usage = 0;
|
|
}
|
|
}
|
|
|
|
void ParticlesMaterial::set_sub_emitter_mode(SubEmitterMode p_sub_emitter_mode) {
|
|
sub_emitter_mode = p_sub_emitter_mode;
|
|
_queue_shader_change();
|
|
notify_property_list_changed();
|
|
}
|
|
|
|
ParticlesMaterial::SubEmitterMode ParticlesMaterial::get_sub_emitter_mode() const {
|
|
return sub_emitter_mode;
|
|
}
|
|
|
|
void ParticlesMaterial::set_sub_emitter_frequency(float p_frequency) {
|
|
sub_emitter_frequency = p_frequency;
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->sub_emitter_frequency, 1.0 / p_frequency); //pass delta instead of frequency, since its easier to compute
|
|
}
|
|
float ParticlesMaterial::get_sub_emitter_frequency() const {
|
|
return sub_emitter_frequency;
|
|
}
|
|
|
|
void ParticlesMaterial::set_sub_emitter_amount_at_end(int p_amount) {
|
|
sub_emitter_amount_at_end = p_amount;
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->sub_emitter_amount_at_end, p_amount);
|
|
}
|
|
|
|
int ParticlesMaterial::get_sub_emitter_amount_at_end() const {
|
|
return sub_emitter_amount_at_end;
|
|
}
|
|
|
|
void ParticlesMaterial::set_sub_emitter_keep_velocity(bool p_enable) {
|
|
sub_emitter_keep_velocity = p_enable;
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->sub_emitter_keep_velocity, p_enable);
|
|
}
|
|
bool ParticlesMaterial::get_sub_emitter_keep_velocity() const {
|
|
return sub_emitter_keep_velocity;
|
|
}
|
|
|
|
void ParticlesMaterial::set_attractor_interaction_enabled(bool p_enable) {
|
|
attractor_interaction_enabled = p_enable;
|
|
_queue_shader_change();
|
|
}
|
|
|
|
bool ParticlesMaterial::is_attractor_interaction_enabled() const {
|
|
return attractor_interaction_enabled;
|
|
}
|
|
|
|
void ParticlesMaterial::set_collision_enabled(bool p_enabled) {
|
|
collision_enabled = p_enabled;
|
|
_queue_shader_change();
|
|
}
|
|
|
|
bool ParticlesMaterial::is_collision_enabled() const {
|
|
return collision_enabled;
|
|
}
|
|
|
|
void ParticlesMaterial::set_collision_use_scale(bool p_scale) {
|
|
collision_scale = p_scale;
|
|
_queue_shader_change();
|
|
}
|
|
|
|
bool ParticlesMaterial::is_collision_using_scale() const {
|
|
return collision_scale;
|
|
}
|
|
|
|
void ParticlesMaterial::set_collision_friction(float p_friction) {
|
|
collision_friction = p_friction;
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->collision_friction, p_friction);
|
|
}
|
|
|
|
float ParticlesMaterial::get_collision_friction() const {
|
|
return collision_friction;
|
|
}
|
|
|
|
void ParticlesMaterial::set_collision_bounce(float p_bounce) {
|
|
collision_bounce = p_bounce;
|
|
RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->collision_bounce, p_bounce);
|
|
}
|
|
|
|
float ParticlesMaterial::get_collision_bounce() const {
|
|
return collision_bounce;
|
|
}
|
|
|
|
Shader::Mode ParticlesMaterial::get_shader_mode() const {
|
|
return Shader::MODE_PARTICLES;
|
|
}
|
|
|
|
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);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_flatness", "amount"), &ParticlesMaterial::set_flatness);
|
|
ClassDB::bind_method(D_METHOD("get_flatness"), &ParticlesMaterial::get_flatness);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_param", "param", "value"), &ParticlesMaterial::set_param);
|
|
ClassDB::bind_method(D_METHOD("get_param", "param"), &ParticlesMaterial::get_param);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_param_randomness", "param", "randomness"), &ParticlesMaterial::set_param_randomness);
|
|
ClassDB::bind_method(D_METHOD("get_param_randomness", "param"), &ParticlesMaterial::get_param_randomness);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_param_texture", "param", "texture"), &ParticlesMaterial::set_param_texture);
|
|
ClassDB::bind_method(D_METHOD("get_param_texture", "param"), &ParticlesMaterial::get_param_texture);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_color", "color"), &ParticlesMaterial::set_color);
|
|
ClassDB::bind_method(D_METHOD("get_color"), &ParticlesMaterial::get_color);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_color_ramp", "ramp"), &ParticlesMaterial::set_color_ramp);
|
|
ClassDB::bind_method(D_METHOD("get_color_ramp"), &ParticlesMaterial::get_color_ramp);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_particle_flag", "particle_flag", "enable"), &ParticlesMaterial::set_particle_flag);
|
|
ClassDB::bind_method(D_METHOD("get_particle_flag", "particle_flag"), &ParticlesMaterial::get_particle_flag);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_emission_shape", "shape"), &ParticlesMaterial::set_emission_shape);
|
|
ClassDB::bind_method(D_METHOD("get_emission_shape"), &ParticlesMaterial::get_emission_shape);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_emission_sphere_radius", "radius"), &ParticlesMaterial::set_emission_sphere_radius);
|
|
ClassDB::bind_method(D_METHOD("get_emission_sphere_radius"), &ParticlesMaterial::get_emission_sphere_radius);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_emission_box_extents", "extents"), &ParticlesMaterial::set_emission_box_extents);
|
|
ClassDB::bind_method(D_METHOD("get_emission_box_extents"), &ParticlesMaterial::get_emission_box_extents);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_emission_point_texture", "texture"), &ParticlesMaterial::set_emission_point_texture);
|
|
ClassDB::bind_method(D_METHOD("get_emission_point_texture"), &ParticlesMaterial::get_emission_point_texture);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_emission_normal_texture", "texture"), &ParticlesMaterial::set_emission_normal_texture);
|
|
ClassDB::bind_method(D_METHOD("get_emission_normal_texture"), &ParticlesMaterial::get_emission_normal_texture);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_emission_color_texture", "texture"), &ParticlesMaterial::set_emission_color_texture);
|
|
ClassDB::bind_method(D_METHOD("get_emission_color_texture"), &ParticlesMaterial::get_emission_color_texture);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_emission_point_count", "point_count"), &ParticlesMaterial::set_emission_point_count);
|
|
ClassDB::bind_method(D_METHOD("get_emission_point_count"), &ParticlesMaterial::get_emission_point_count);
|
|
|
|
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);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_sub_emitter_mode"), &ParticlesMaterial::get_sub_emitter_mode);
|
|
ClassDB::bind_method(D_METHOD("set_sub_emitter_mode", "mode"), &ParticlesMaterial::set_sub_emitter_mode);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_sub_emitter_frequency"), &ParticlesMaterial::get_sub_emitter_frequency);
|
|
ClassDB::bind_method(D_METHOD("set_sub_emitter_frequency", "hz"), &ParticlesMaterial::set_sub_emitter_frequency);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_sub_emitter_amount_at_end"), &ParticlesMaterial::get_sub_emitter_amount_at_end);
|
|
ClassDB::bind_method(D_METHOD("set_sub_emitter_amount_at_end", "amount"), &ParticlesMaterial::set_sub_emitter_amount_at_end);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_sub_emitter_keep_velocity"), &ParticlesMaterial::get_sub_emitter_keep_velocity);
|
|
ClassDB::bind_method(D_METHOD("set_sub_emitter_keep_velocity", "enable"), &ParticlesMaterial::set_sub_emitter_keep_velocity);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_attractor_interaction_enabled", "enabled"), &ParticlesMaterial::set_attractor_interaction_enabled);
|
|
ClassDB::bind_method(D_METHOD("is_attractor_interaction_enabled"), &ParticlesMaterial::is_attractor_interaction_enabled);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_collision_enabled", "enabled"), &ParticlesMaterial::set_collision_enabled);
|
|
ClassDB::bind_method(D_METHOD("is_collision_enabled"), &ParticlesMaterial::is_collision_enabled);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_collision_use_scale", "radius"), &ParticlesMaterial::set_collision_use_scale);
|
|
ClassDB::bind_method(D_METHOD("is_collision_using_scale"), &ParticlesMaterial::is_collision_using_scale);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_collision_friction", "friction"), &ParticlesMaterial::set_collision_friction);
|
|
ClassDB::bind_method(D_METHOD("get_collision_friction"), &ParticlesMaterial::get_collision_friction);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_collision_bounce", "bounce"), &ParticlesMaterial::set_collision_bounce);
|
|
ClassDB::bind_method(D_METHOD("get_collision_bounce"), &ParticlesMaterial::get_collision_bounce);
|
|
|
|
ADD_GROUP("Time", "");
|
|
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "lifetime_randomness", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_lifetime_randomness", "get_lifetime_randomness");
|
|
|
|
ADD_GROUP("Emission Shape", "emission_");
|
|
ADD_PROPERTY(PropertyInfo(Variant::INT, "emission_shape", PROPERTY_HINT_ENUM, "Point,Sphere,Box,Points,Directed Points"), "set_emission_shape", "get_emission_shape");
|
|
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "emission_sphere_radius", PROPERTY_HINT_RANGE, "0.01,128,0.01,or_greater"), "set_emission_sphere_radius", "get_emission_sphere_radius");
|
|
ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "emission_box_extents"), "set_emission_box_extents", "get_emission_box_extents");
|
|
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "emission_point_texture", PROPERTY_HINT_RESOURCE_TYPE, "Texture2D"), "set_emission_point_texture", "get_emission_point_texture");
|
|
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "emission_normal_texture", PROPERTY_HINT_RESOURCE_TYPE, "Texture2D"), "set_emission_normal_texture", "get_emission_normal_texture");
|
|
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "emission_color_texture", PROPERTY_HINT_RESOURCE_TYPE, "Texture2D"), "set_emission_color_texture", "get_emission_color_texture");
|
|
ADD_PROPERTY(PropertyInfo(Variant::INT, "emission_point_count", PROPERTY_HINT_RANGE, "0,1000000,1"), "set_emission_point_count", "get_emission_point_count");
|
|
ADD_GROUP("ParticleFlags", "particle_flag_");
|
|
ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "particle_flag_align_y"), "set_particle_flag", "get_particle_flag", PARTICLE_FLAG_ALIGN_Y_TO_VELOCITY);
|
|
ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "particle_flag_rotate_y"), "set_particle_flag", "get_particle_flag", PARTICLE_FLAG_ROTATE_Y);
|
|
ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "particle_flag_disable_z"), "set_particle_flag", "get_particle_flag", PARTICLE_FLAG_DISABLE_Z);
|
|
ADD_GROUP("Direction", "");
|
|
ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "direction"), "set_direction", "get_direction");
|
|
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "spread", PROPERTY_HINT_RANGE, "0,180,0.01"), "set_spread", "get_spread");
|
|
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "flatness", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_flatness", "get_flatness");
|
|
ADD_GROUP("Gravity", "");
|
|
ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "gravity"), "set_gravity", "get_gravity");
|
|
ADD_GROUP("Initial Velocity", "initial_");
|
|
ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "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::FLOAT, "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::FLOAT, "angular_velocity", PROPERTY_HINT_RANGE, "-720,720,0.01,or_lesser,or_greater"), "set_param", "get_param", PARAM_ANGULAR_VELOCITY);
|
|
ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "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_");
|
|
ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "orbit_velocity", PROPERTY_HINT_RANGE, "-1000,1000,0.01,or_lesser,or_greater"), "set_param", "get_param", PARAM_ORBIT_VELOCITY);
|
|
ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "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, "CurveTexture"), "set_param_texture", "get_param_texture", PARAM_ORBIT_VELOCITY);
|
|
ADD_GROUP("Linear Accel", "linear_");
|
|
ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "linear_accel", PROPERTY_HINT_RANGE, "-100,100,0.01,or_lesser,or_greater"), "set_param", "get_param", PARAM_LINEAR_ACCEL);
|
|
ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "linear_accel_random", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_param_randomness", "get_param_randomness", PARAM_LINEAR_ACCEL);
|
|
ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "linear_accel_curve", PROPERTY_HINT_RESOURCE_TYPE, "CurveTexture"), "set_param_texture", "get_param_texture", PARAM_LINEAR_ACCEL);
|
|
ADD_GROUP("Radial Accel", "radial_");
|
|
ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "radial_accel", PROPERTY_HINT_RANGE, "-100,100,0.01,or_lesser,or_greater"), "set_param", "get_param", PARAM_RADIAL_ACCEL);
|
|
ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "radial_accel_random", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_param_randomness", "get_param_randomness", PARAM_RADIAL_ACCEL);
|
|
ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "radial_accel_curve", PROPERTY_HINT_RESOURCE_TYPE, "CurveTexture"), "set_param_texture", "get_param_texture", PARAM_RADIAL_ACCEL);
|
|
ADD_GROUP("Tangential Accel", "tangential_");
|
|
ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "tangential_accel", PROPERTY_HINT_RANGE, "-100,100,0.01,or_lesser,or_greater"), "set_param", "get_param", PARAM_TANGENTIAL_ACCEL);
|
|
ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "tangential_accel_random", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_param_randomness", "get_param_randomness", PARAM_TANGENTIAL_ACCEL);
|
|
ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "tangential_accel_curve", PROPERTY_HINT_RESOURCE_TYPE, "CurveTexture"), "set_param_texture", "get_param_texture", PARAM_TANGENTIAL_ACCEL);
|
|
ADD_GROUP("Damping", "");
|
|
ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "damping", PROPERTY_HINT_RANGE, "0,100,0.01,or_greater"), "set_param", "get_param", PARAM_DAMPING);
|
|
ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "damping_random", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_param_randomness", "get_param_randomness", PARAM_DAMPING);
|
|
ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "damping_curve", PROPERTY_HINT_RESOURCE_TYPE, "CurveTexture"), "set_param_texture", "get_param_texture", PARAM_DAMPING);
|
|
ADD_GROUP("Angle", "");
|
|
ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "angle", PROPERTY_HINT_RANGE, "-720,720,0.1,or_lesser,or_greater"), "set_param", "get_param", PARAM_ANGLE);
|
|
ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "angle_random", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_param_randomness", "get_param_randomness", PARAM_ANGLE);
|
|
ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "angle_curve", PROPERTY_HINT_RESOURCE_TYPE, "CurveTexture"), "set_param_texture", "get_param_texture", PARAM_ANGLE);
|
|
ADD_GROUP("Scale", "");
|
|
ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "scale", PROPERTY_HINT_RANGE, "0,1000,0.01,or_greater"), "set_param", "get_param", PARAM_SCALE);
|
|
ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "scale_random", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_param_randomness", "get_param_randomness", PARAM_SCALE);
|
|
ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "scale_curve", PROPERTY_HINT_RESOURCE_TYPE, "CurveTexture"), "set_param_texture", "get_param_texture", PARAM_SCALE);
|
|
ADD_GROUP("Color", "");
|
|
ADD_PROPERTY(PropertyInfo(Variant::COLOR, "color"), "set_color", "get_color");
|
|
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::FLOAT, "hue_variation", PROPERTY_HINT_RANGE, "-1,1,0.01"), "set_param", "get_param", PARAM_HUE_VARIATION);
|
|
ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "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_");
|
|
ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "anim_speed", PROPERTY_HINT_RANGE, "0,128,0.01,or_greater"), "set_param", "get_param", PARAM_ANIM_SPEED);
|
|
ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "anim_speed_random", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_param_randomness", "get_param_randomness", PARAM_ANIM_SPEED);
|
|
ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "anim_speed_curve", PROPERTY_HINT_RESOURCE_TYPE, "CurveTexture"), "set_param_texture", "get_param_texture", PARAM_ANIM_SPEED);
|
|
ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "anim_offset", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_param", "get_param", PARAM_ANIM_OFFSET);
|
|
ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "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_GROUP("Sub Emitter", "sub_emitter_");
|
|
ADD_PROPERTY(PropertyInfo(Variant::INT, "sub_emitter_mode", PROPERTY_HINT_ENUM, "Disabled,Constant,AtEnd,AtCollision"), "set_sub_emitter_mode", "get_sub_emitter_mode");
|
|
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "sub_emitter_frequency", PROPERTY_HINT_RANGE, "0.01,100,0.01"), "set_sub_emitter_frequency", "get_sub_emitter_frequency");
|
|
ADD_PROPERTY(PropertyInfo(Variant::INT, "sub_emitter_amount_at_end", PROPERTY_HINT_RANGE, "1,32,1"), "set_sub_emitter_amount_at_end", "get_sub_emitter_amount_at_end");
|
|
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "sub_emitter_keep_velocity"), "set_sub_emitter_keep_velocity", "get_sub_emitter_keep_velocity");
|
|
|
|
ADD_GROUP("Attractor Interaction", "attractor_interaction_");
|
|
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "attractor_interaction_enabled"), "set_attractor_interaction_enabled", "is_attractor_interaction_enabled");
|
|
ADD_GROUP("Collision", "collision_");
|
|
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "collision_enabled"), "set_collision_enabled", "is_collision_enabled");
|
|
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "collision_friction", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_collision_friction", "get_collision_friction");
|
|
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "collision_bounce", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_collision_bounce", "get_collision_bounce");
|
|
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "collision_use_scale"), "set_collision_use_scale", "is_collision_using_scale");
|
|
|
|
BIND_ENUM_CONSTANT(PARAM_INITIAL_LINEAR_VELOCITY);
|
|
BIND_ENUM_CONSTANT(PARAM_ANGULAR_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);
|
|
BIND_ENUM_CONSTANT(PARAM_DAMPING);
|
|
BIND_ENUM_CONSTANT(PARAM_ANGLE);
|
|
BIND_ENUM_CONSTANT(PARAM_SCALE);
|
|
BIND_ENUM_CONSTANT(PARAM_HUE_VARIATION);
|
|
BIND_ENUM_CONSTANT(PARAM_ANIM_SPEED);
|
|
BIND_ENUM_CONSTANT(PARAM_ANIM_OFFSET);
|
|
BIND_ENUM_CONSTANT(PARAM_MAX);
|
|
|
|
BIND_ENUM_CONSTANT(PARTICLE_FLAG_ALIGN_Y_TO_VELOCITY);
|
|
BIND_ENUM_CONSTANT(PARTICLE_FLAG_ROTATE_Y);
|
|
BIND_ENUM_CONSTANT(PARTICLE_FLAG_DISABLE_Z);
|
|
BIND_ENUM_CONSTANT(PARTICLE_FLAG_MAX);
|
|
|
|
BIND_ENUM_CONSTANT(EMISSION_SHAPE_POINT);
|
|
BIND_ENUM_CONSTANT(EMISSION_SHAPE_SPHERE);
|
|
BIND_ENUM_CONSTANT(EMISSION_SHAPE_BOX);
|
|
BIND_ENUM_CONSTANT(EMISSION_SHAPE_POINTS);
|
|
BIND_ENUM_CONSTANT(EMISSION_SHAPE_DIRECTED_POINTS);
|
|
BIND_ENUM_CONSTANT(EMISSION_SHAPE_MAX);
|
|
|
|
BIND_ENUM_CONSTANT(SUB_EMITTER_DISABLED);
|
|
BIND_ENUM_CONSTANT(SUB_EMITTER_CONSTANT);
|
|
BIND_ENUM_CONSTANT(SUB_EMITTER_AT_END);
|
|
BIND_ENUM_CONSTANT(SUB_EMITTER_AT_COLLISION);
|
|
BIND_ENUM_CONSTANT(SUB_EMITTER_MAX);
|
|
}
|
|
|
|
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);
|
|
set_param(PARAM_TANGENTIAL_ACCEL, 0);
|
|
set_param(PARAM_DAMPING, 0);
|
|
set_param(PARAM_ANGLE, 0);
|
|
set_param(PARAM_SCALE, 1);
|
|
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_box_extents(Vector3(1, 1, 1));
|
|
set_gravity(Vector3(0, -9.8, 0));
|
|
set_lifetime_randomness(0);
|
|
|
|
set_sub_emitter_mode(SUB_EMITTER_DISABLED);
|
|
set_sub_emitter_frequency(4);
|
|
set_sub_emitter_amount_at_end(1);
|
|
set_sub_emitter_keep_velocity(false);
|
|
|
|
set_attractor_interaction_enabled(true);
|
|
set_collision_enabled(true);
|
|
set_collision_bounce(0.0);
|
|
set_collision_friction(0.0);
|
|
set_collision_use_scale(false);
|
|
|
|
for (int i = 0; i < PARAM_MAX; i++) {
|
|
set_param_randomness(Parameter(i), 0);
|
|
}
|
|
|
|
for (int i = 0; i < PARTICLE_FLAG_MAX; i++) {
|
|
particle_flags[i] = false;
|
|
}
|
|
|
|
set_color(Color(1, 1, 1, 1));
|
|
|
|
current_key.invalid_key = 1;
|
|
|
|
_queue_shader_change();
|
|
}
|
|
|
|
ParticlesMaterial::~ParticlesMaterial() {
|
|
MutexLock lock(material_mutex);
|
|
|
|
if (shader_map.has(current_key)) {
|
|
shader_map[current_key].users--;
|
|
if (shader_map[current_key].users == 0) {
|
|
//deallocate shader, as it's no longer in use
|
|
RS::get_singleton()->free(shader_map[current_key].shader);
|
|
shader_map.erase(current_key);
|
|
}
|
|
|
|
RS::get_singleton()->material_set_shader(_get_material(), RID());
|
|
}
|
|
}
|