diff options
Diffstat (limited to 'scene/3d/cpu_particles.cpp')
| -rw-r--r-- | scene/3d/cpu_particles.cpp | 1546 |
1 files changed, 0 insertions, 1546 deletions
diff --git a/scene/3d/cpu_particles.cpp b/scene/3d/cpu_particles.cpp deleted file mode 100644 index bde578d0af..0000000000 --- a/scene/3d/cpu_particles.cpp +++ /dev/null @@ -1,1546 +0,0 @@ -/*************************************************************************/ -/* cpu_particles.cpp */ -/*************************************************************************/ -/* This file is part of: */ -/* GODOT ENGINE */ -/* https://godotengine.org */ -/*************************************************************************/ -/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */ -/* Copyright (c) 2014-2020 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 */ -/* "Software"), to deal in the Software without restriction, including */ -/* without limitation the rights to use, copy, modify, merge, publish, */ -/* distribute, sublicense, and/or sell copies of the Software, and to */ -/* permit persons to whom the Software is furnished to do so, subject to */ -/* the following conditions: */ -/* */ -/* The above copyright notice and this permission notice shall be */ -/* included in all copies or substantial portions of the Software. */ -/* */ -/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ -/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ -/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ -/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ -/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ -/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ -/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ -/*************************************************************************/ - -#include "cpu_particles.h" - -#include "scene/3d/camera.h" -#include "scene/3d/particles.h" -#include "scene/resources/particles_material.h" -#include "servers/visual_server.h" - -AABB CPUParticles::get_aabb() const { - - return AABB(); -} -Vector<Face3> CPUParticles::get_faces(uint32_t p_usage_flags) const { - - return Vector<Face3>(); -} - -void CPUParticles::set_emitting(bool p_emitting) { - - if (emitting == p_emitting) - return; - - emitting = p_emitting; - if (emitting) { - set_process_internal(true); - - // first update before rendering to avoid one frame delay after emitting starts - if (time == 0) - _update_internal(); - } -} - -void CPUParticles::set_amount(int p_amount) { - - ERR_FAIL_COND_MSG(p_amount < 1, "Amount of particles must be greater than 0."); - - particles.resize(p_amount); - { - Particle *w = particles.ptrw(); - - for (int i = 0; i < p_amount; i++) { - w[i].active = false; - } - } - - particle_data.resize((12 + 4 + 4) * p_amount); - VS::get_singleton()->multimesh_allocate(multimesh, p_amount, VS::MULTIMESH_TRANSFORM_3D, true, true); - - particle_order.resize(p_amount); -} -void CPUParticles::set_lifetime(float p_lifetime) { - - ERR_FAIL_COND_MSG(p_lifetime <= 0, "Particles lifetime must be greater than 0."); - lifetime = p_lifetime; -} - -void CPUParticles::set_one_shot(bool p_one_shot) { - - one_shot = p_one_shot; -} - -void CPUParticles::set_pre_process_time(float p_time) { - - pre_process_time = p_time; -} -void CPUParticles::set_explosiveness_ratio(float p_ratio) { - - explosiveness_ratio = p_ratio; -} -void CPUParticles::set_randomness_ratio(float p_ratio) { - - randomness_ratio = p_ratio; -} -void CPUParticles::set_lifetime_randomness(float p_random) { - - lifetime_randomness = p_random; -} -void CPUParticles::set_use_local_coordinates(bool p_enable) { - - local_coords = p_enable; -} -void CPUParticles::set_speed_scale(float p_scale) { - - speed_scale = p_scale; -} - -bool CPUParticles::is_emitting() const { - - return emitting; -} -int CPUParticles::get_amount() const { - - return particles.size(); -} -float CPUParticles::get_lifetime() const { - - return lifetime; -} -bool CPUParticles::get_one_shot() const { - - return one_shot; -} - -float CPUParticles::get_pre_process_time() const { - - return pre_process_time; -} -float CPUParticles::get_explosiveness_ratio() const { - - return explosiveness_ratio; -} -float CPUParticles::get_randomness_ratio() const { - - return randomness_ratio; -} -float CPUParticles::get_lifetime_randomness() const { - - return lifetime_randomness; -} - -bool CPUParticles::get_use_local_coordinates() const { - - return local_coords; -} - -float CPUParticles::get_speed_scale() const { - - return speed_scale; -} - -void CPUParticles::set_draw_order(DrawOrder p_order) { - - draw_order = p_order; -} - -CPUParticles::DrawOrder CPUParticles::get_draw_order() const { - - return draw_order; -} - -void CPUParticles::set_mesh(const Ref<Mesh> &p_mesh) { - - mesh = p_mesh; - if (mesh.is_valid()) { - VS::get_singleton()->multimesh_set_mesh(multimesh, mesh->get_rid()); - } else { - VS::get_singleton()->multimesh_set_mesh(multimesh, RID()); - } -} - -Ref<Mesh> CPUParticles::get_mesh() const { - - return mesh; -} - -void CPUParticles::set_fixed_fps(int p_count) { - fixed_fps = p_count; -} - -int CPUParticles::get_fixed_fps() const { - return fixed_fps; -} - -void CPUParticles::set_fractional_delta(bool p_enable) { - fractional_delta = p_enable; -} - -bool CPUParticles::get_fractional_delta() const { - return fractional_delta; -} - -String CPUParticles::get_configuration_warning() const { - - String warnings; - - bool mesh_found = false; - bool anim_material_found = false; - - if (get_mesh().is_valid()) { - mesh_found = true; - for (int j = 0; j < get_mesh()->get_surface_count(); j++) { - anim_material_found = Object::cast_to<ShaderMaterial>(get_mesh()->surface_get_material(j).ptr()) != NULL; - StandardMaterial3D *spat = Object::cast_to<StandardMaterial3D>(get_mesh()->surface_get_material(j).ptr()); - anim_material_found = anim_material_found || (spat && spat->get_billboard_mode() == StandardMaterial3D::BILLBOARD_PARTICLES); - } - } - - anim_material_found = anim_material_found || Object::cast_to<ShaderMaterial>(get_material_override().ptr()) != NULL; - StandardMaterial3D *spat = Object::cast_to<StandardMaterial3D>(get_material_override().ptr()); - anim_material_found = anim_material_found || (spat && spat->get_billboard_mode() == StandardMaterial3D::BILLBOARD_PARTICLES); - - if (!mesh_found) { - if (warnings != String()) - warnings += "\n"; - warnings += "- " + TTR("Nothing is visible because no mesh has been assigned."); - } - - if (!anim_material_found && (get_param(PARAM_ANIM_SPEED) != 0.0 || get_param(PARAM_ANIM_OFFSET) != 0.0 || - get_param_curve(PARAM_ANIM_SPEED).is_valid() || get_param_curve(PARAM_ANIM_OFFSET).is_valid())) { - if (warnings != String()) - warnings += "\n"; - warnings += "- " + TTR("CPUParticles animation requires the usage of a StandardMaterial3D whose Billboard Mode is set to \"Particle Billboard\"."); - } - - return warnings; -} - -void CPUParticles::restart() { - - time = 0; - inactive_time = 0; - frame_remainder = 0; - cycle = 0; - emitting = false; - - { - int pc = particles.size(); - Particle *w = particles.ptrw(); - - for (int i = 0; i < pc; i++) { - w[i].active = false; - } - } - - set_emitting(true); -} - -void CPUParticles::set_direction(Vector3 p_direction) { - - direction = p_direction; -} - -Vector3 CPUParticles::get_direction() const { - - return direction; -} - -void CPUParticles::set_spread(float p_spread) { - - spread = p_spread; -} - -float CPUParticles::get_spread() const { - - return spread; -} - -void CPUParticles::set_flatness(float p_flatness) { - - flatness = p_flatness; -} -float CPUParticles::get_flatness() const { - - return flatness; -} - -void CPUParticles::set_param(Parameter p_param, float p_value) { - - ERR_FAIL_INDEX(p_param, PARAM_MAX); - - parameters[p_param] = p_value; -} -float CPUParticles::get_param(Parameter p_param) const { - - ERR_FAIL_INDEX_V(p_param, PARAM_MAX, 0); - - return parameters[p_param]; -} - -void CPUParticles::set_param_randomness(Parameter p_param, float p_value) { - - ERR_FAIL_INDEX(p_param, PARAM_MAX); - - randomness[p_param] = p_value; -} -float CPUParticles::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<Curve> &p_curve, float p_min, float p_max) { - - Ref<Curve> curve = p_curve; - if (!curve.is_valid()) - return; - - curve->ensure_default_setup(p_min, p_max); -} - -void CPUParticles::set_param_curve(Parameter p_param, const Ref<Curve> &p_curve) { - - ERR_FAIL_INDEX(p_param, PARAM_MAX); - - curve_parameters[p_param] = p_curve; - - switch (p_param) { - case PARAM_INITIAL_LINEAR_VELOCITY: { - //do none for this one - } break; - case PARAM_ANGULAR_VELOCITY: { - _adjust_curve_range(p_curve, -360, 360); - } break; - case PARAM_ORBIT_VELOCITY: { - _adjust_curve_range(p_curve, -500, 500); - } break; - case PARAM_LINEAR_ACCEL: { - _adjust_curve_range(p_curve, -200, 200); - } break; - case PARAM_RADIAL_ACCEL: { - _adjust_curve_range(p_curve, -200, 200); - } break; - case PARAM_TANGENTIAL_ACCEL: { - _adjust_curve_range(p_curve, -200, 200); - } break; - case PARAM_DAMPING: { - _adjust_curve_range(p_curve, 0, 100); - } break; - case PARAM_ANGLE: { - _adjust_curve_range(p_curve, -360, 360); - } break; - case PARAM_SCALE: { - - } break; - case PARAM_HUE_VARIATION: { - _adjust_curve_range(p_curve, -1, 1); - } break; - case PARAM_ANIM_SPEED: { - _adjust_curve_range(p_curve, 0, 200); - } break; - case PARAM_ANIM_OFFSET: { - } break; - default: { - } - } -} -Ref<Curve> CPUParticles::get_param_curve(Parameter p_param) const { - - ERR_FAIL_INDEX_V(p_param, PARAM_MAX, Ref<Curve>()); - - return curve_parameters[p_param]; -} - -void CPUParticles::set_color(const Color &p_color) { - - color = p_color; -} - -Color CPUParticles::get_color() const { - - return color; -} - -void CPUParticles::set_color_ramp(const Ref<Gradient> &p_ramp) { - - color_ramp = p_ramp; -} - -Ref<Gradient> CPUParticles::get_color_ramp() const { - - return color_ramp; -} - -void CPUParticles::set_particle_flag(Flags p_flag, bool p_enable) { - ERR_FAIL_INDEX(p_flag, FLAG_MAX); - flags[p_flag] = p_enable; - if (p_flag == FLAG_DISABLE_Z) { - _change_notify(); - } -} - -bool CPUParticles::get_particle_flag(Flags p_flag) const { - ERR_FAIL_INDEX_V(p_flag, FLAG_MAX, false); - return flags[p_flag]; -} - -void CPUParticles::set_emission_shape(EmissionShape p_shape) { - ERR_FAIL_INDEX(p_shape, EMISSION_SHAPE_MAX); - emission_shape = p_shape; -} - -void CPUParticles::set_emission_sphere_radius(float p_radius) { - - emission_sphere_radius = p_radius; -} - -void CPUParticles::set_emission_box_extents(Vector3 p_extents) { - - emission_box_extents = p_extents; -} - -void CPUParticles::set_emission_points(const Vector<Vector3> &p_points) { - - emission_points = p_points; -} - -void CPUParticles::set_emission_normals(const Vector<Vector3> &p_normals) { - - emission_normals = p_normals; -} - -void CPUParticles::set_emission_colors(const Vector<Color> &p_colors) { - - emission_colors = p_colors; -} - -float CPUParticles::get_emission_sphere_radius() const { - - return emission_sphere_radius; -} -Vector3 CPUParticles::get_emission_box_extents() const { - - return emission_box_extents; -} -Vector<Vector3> CPUParticles::get_emission_points() const { - - return emission_points; -} -Vector<Vector3> CPUParticles::get_emission_normals() const { - - return emission_normals; -} - -Vector<Color> CPUParticles::get_emission_colors() const { - - return emission_colors; -} - -CPUParticles::EmissionShape CPUParticles::get_emission_shape() const { - return emission_shape; -} -void CPUParticles::set_gravity(const Vector3 &p_gravity) { - - gravity = p_gravity; -} - -Vector3 CPUParticles::get_gravity() const { - - return gravity; -} - -void CPUParticles::_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_normals" && emission_shape != EMISSION_SHAPE_DIRECTED_POINTS) { - property.usage = 0; - } - - if (property.name.begins_with("orbit_") && !flags[FLAG_DISABLE_Z]) { - property.usage = 0; - } -} - -static uint32_t idhash(uint32_t x) { - - x = ((x >> uint32_t(16)) ^ x) * uint32_t(0x45d9f3b); - x = ((x >> uint32_t(16)) ^ x) * uint32_t(0x45d9f3b); - x = (x >> uint32_t(16)) ^ x; - return x; -} - -static float rand_from_seed(uint32_t &seed) { - int k; - int s = int(seed); - if (s == 0) - s = 305420679; - k = s / 127773; - s = 16807 * (s - k * 127773) - 2836 * k; - if (s < 0) - s += 2147483647; - seed = uint32_t(s); - return float(seed % uint32_t(65536)) / 65535.0; -} - -void CPUParticles::_update_internal() { - - if (particles.size() == 0 || !is_visible_in_tree()) { - _set_redraw(false); - return; - } - - float delta = get_process_delta_time(); - if (emitting) { - inactive_time = 0; - } else { - inactive_time += delta; - if (inactive_time > lifetime * 1.2) { - set_process_internal(false); - _set_redraw(false); - - //reset variables - time = 0; - inactive_time = 0; - frame_remainder = 0; - cycle = 0; - return; - } - } - _set_redraw(true); - - bool processed = false; - - if (time == 0 && pre_process_time > 0.0) { - - float frame_time; - if (fixed_fps > 0) - frame_time = 1.0 / fixed_fps; - else - frame_time = 1.0 / 30.0; - - float todo = pre_process_time; - - while (todo >= 0) { - _particles_process(frame_time); - processed = true; - todo -= frame_time; - } - } - - if (fixed_fps > 0) { - float frame_time = 1.0 / fixed_fps; - float decr = frame_time; - - float ldelta = delta; - if (ldelta > 0.1) { //avoid recursive stalls if fps goes below 10 - ldelta = 0.1; - } else if (ldelta <= 0.0) { //unlikely but.. - ldelta = 0.001; - } - float todo = frame_remainder + ldelta; - - while (todo >= frame_time) { - _particles_process(frame_time); - processed = true; - todo -= decr; - } - - frame_remainder = todo; - - } else { - _particles_process(delta); - processed = true; - } - - if (processed) { - _update_particle_data_buffer(); - } -} - -void CPUParticles::_particles_process(float p_delta) { - - p_delta *= speed_scale; - - int pcount = particles.size(); - Particle *w = particles.ptrw(); - - Particle *parray = w; - - float prev_time = time; - time += p_delta; - if (time > lifetime) { - time = Math::fmod(time, lifetime); - cycle++; - if (one_shot && cycle > 0) { - set_emitting(false); - _change_notify(); - } - } - - Transform emission_xform; - Basis velocity_xform; - if (!local_coords) { - emission_xform = get_global_transform(); - velocity_xform = emission_xform.basis; - } - - float system_phase = time / lifetime; - - for (int i = 0; i < pcount; i++) { - - Particle &p = parray[i]; - - if (!emitting && !p.active) - continue; - - float local_delta = p_delta; - - // The phase is a ratio between 0 (birth) and 1 (end of life) for each particle. - // While we use time in tests later on, for randomness we use the phase as done in the - // original shader code, and we later multiply by lifetime to get the time. - float restart_phase = float(i) / float(pcount); - - if (randomness_ratio > 0.0) { - uint32_t seed = cycle; - if (restart_phase >= system_phase) { - seed -= uint32_t(1); - } - seed *= uint32_t(pcount); - seed += uint32_t(i); - float random = float(idhash(seed) % uint32_t(65536)) / 65536.0; - restart_phase += randomness_ratio * random * 1.0 / float(pcount); - } - - restart_phase *= (1.0 - explosiveness_ratio); - float restart_time = restart_phase * lifetime; - bool restart = false; - - if (time > prev_time) { - // restart_time >= prev_time is used so particles emit in the first frame they are processed - - if (restart_time >= prev_time && restart_time < time) { - restart = true; - if (fractional_delta) { - local_delta = time - restart_time; - } - } - - } else if (local_delta > 0.0) { - if (restart_time >= prev_time) { - restart = true; - if (fractional_delta) { - local_delta = lifetime - restart_time + time; - } - - } else if (restart_time < time) { - restart = true; - if (fractional_delta) { - local_delta = time - restart_time; - } - } - } - - if (p.time * (1.0 - explosiveness_ratio) > p.lifetime) { - restart = true; - } - - if (restart) { - - if (!emitting) { - p.active = false; - continue; - } - p.active = true; - - /*float tex_linear_velocity = 0; - if (curve_parameters[PARAM_INITIAL_LINEAR_VELOCITY].is_valid()) { - tex_linear_velocity = curve_parameters[PARAM_INITIAL_LINEAR_VELOCITY]->interpolate(0); - }*/ - - float tex_angle = 0.0; - if (curve_parameters[PARAM_ANGLE].is_valid()) { - tex_angle = curve_parameters[PARAM_ANGLE]->interpolate(0); - } - - float tex_anim_offset = 0.0; - if (curve_parameters[PARAM_ANGLE].is_valid()) { - tex_anim_offset = curve_parameters[PARAM_ANGLE]->interpolate(0); - } - - p.seed = Math::rand(); - - p.angle_rand = Math::randf(); - p.scale_rand = Math::randf(); - p.hue_rot_rand = Math::randf(); - p.anim_offset_rand = Math::randf(); - - if (flags[FLAG_DISABLE_Z]) { - float angle1_rad = Math::atan2(direction.y, direction.x) + (Math::randf() * 2.0 - 1.0) * Math_PI * spread / 180.0; - Vector3 rot = Vector3(Math::cos(angle1_rad), Math::sin(angle1_rad), 0.0); - p.velocity = rot * parameters[PARAM_INITIAL_LINEAR_VELOCITY] * Math::lerp(1.0f, float(Math::randf()), randomness[PARAM_INITIAL_LINEAR_VELOCITY]); - } else { - //initiate velocity spread in 3D - float angle1_rad = Math::atan2(direction.x, direction.z) + (Math::randf() * 2.0 - 1.0) * Math_PI * spread / 180.0; - float angle2_rad = Math::atan2(direction.y, Math::abs(direction.z)) + (Math::randf() * 2.0 - 1.0) * (1.0 - flatness) * Math_PI * spread / 180.0; - - Vector3 direction_xz = Vector3(Math::sin(angle1_rad), 0, Math::cos(angle1_rad)); - Vector3 direction_yz = Vector3(0, Math::sin(angle2_rad), Math::cos(angle2_rad)); - direction_yz.z = direction_yz.z / MAX(0.0001, Math::sqrt(ABS(direction_yz.z))); //better uniform distribution - Vector3 direction = Vector3(direction_xz.x * direction_yz.z, direction_yz.y, direction_xz.z * direction_yz.z); - direction.normalize(); - p.velocity = direction * parameters[PARAM_INITIAL_LINEAR_VELOCITY] * Math::lerp(1.0f, float(Math::randf()), randomness[PARAM_INITIAL_LINEAR_VELOCITY]); - } - - float base_angle = (parameters[PARAM_ANGLE] + tex_angle) * Math::lerp(1.0f, p.angle_rand, randomness[PARAM_ANGLE]); - p.custom[0] = Math::deg2rad(base_angle); //angle - p.custom[1] = 0.0; //phase - p.custom[2] = (parameters[PARAM_ANIM_OFFSET] + tex_anim_offset) * Math::lerp(1.0f, p.anim_offset_rand, randomness[PARAM_ANIM_OFFSET]); //animation offset (0-1) - p.transform = Transform(); - p.time = 0; - p.lifetime = lifetime * (1.0 - Math::randf() * lifetime_randomness); - p.base_color = Color(1, 1, 1, 1); - - switch (emission_shape) { - case EMISSION_SHAPE_POINT: { - //do none - } break; - case EMISSION_SHAPE_SPHERE: { - float s = 2.0 * Math::randf() - 1.0, t = 2.0 * Math_PI * Math::randf(); - float radius = emission_sphere_radius * Math::sqrt(1.0 - s * s); - p.transform.origin = Vector3(radius * Math::cos(t), radius * Math::sin(t), emission_sphere_radius * s); - } break; - case EMISSION_SHAPE_BOX: { - p.transform.origin = Vector3(Math::randf() * 2.0 - 1.0, Math::randf() * 2.0 - 1.0, Math::randf() * 2.0 - 1.0) * emission_box_extents; - } break; - case EMISSION_SHAPE_POINTS: - case EMISSION_SHAPE_DIRECTED_POINTS: { - - int pc = emission_points.size(); - if (pc == 0) - break; - - int random_idx = Math::rand() % pc; - - p.transform.origin = emission_points.get(random_idx); - - if (emission_shape == EMISSION_SHAPE_DIRECTED_POINTS && emission_normals.size() == pc) { - if (flags[FLAG_DISABLE_Z]) { - /* - mat2 rotm; - "; - rotm[0] = texelFetch(emission_texture_normal, emission_tex_ofs, 0).xy; - rotm[1] = rotm[0].yx * vec2(1.0, -1.0); - VELOCITY.xy = rotm * VELOCITY.xy; - */ - } else { - Vector3 normal = emission_normals.get(random_idx); - Vector3 v0 = Math::abs(normal.z) < 0.999 ? Vector3(0.0, 0.0, 1.0) : Vector3(0, 1.0, 0.0); - Vector3 tangent = v0.cross(normal).normalized(); - Vector3 bitangent = tangent.cross(normal).normalized(); - Basis m3; - m3.set_axis(0, tangent); - m3.set_axis(1, bitangent); - m3.set_axis(2, normal); - p.velocity = m3.xform(p.velocity); - } - } - - if (emission_colors.size() == pc) { - p.base_color = emission_colors.get(random_idx); - } - } break; - case EMISSION_SHAPE_MAX: { // Max value for validity check. - break; - } - } - - if (!local_coords) { - p.velocity = velocity_xform.xform(p.velocity); - p.transform = emission_xform * p.transform; - } - - if (flags[FLAG_DISABLE_Z]) { - p.velocity.z = 0.0; - p.transform.origin.z = 0.0; - } - - } else if (!p.active) { - continue; - } else if (p.time > p.lifetime) { - p.active = false; - } else { - - uint32_t alt_seed = p.seed; - - p.time += local_delta; - p.custom[1] = p.time / lifetime; - - float tex_linear_velocity = 0.0; - if (curve_parameters[PARAM_INITIAL_LINEAR_VELOCITY].is_valid()) { - tex_linear_velocity = curve_parameters[PARAM_INITIAL_LINEAR_VELOCITY]->interpolate(p.custom[1]); - } - - float tex_orbit_velocity = 0.0; - if (flags[FLAG_DISABLE_Z]) { - if (curve_parameters[PARAM_ORBIT_VELOCITY].is_valid()) { - tex_orbit_velocity = curve_parameters[PARAM_ORBIT_VELOCITY]->interpolate(p.custom[1]); - } - } - - float tex_angular_velocity = 0.0; - if (curve_parameters[PARAM_ANGULAR_VELOCITY].is_valid()) { - tex_angular_velocity = curve_parameters[PARAM_ANGULAR_VELOCITY]->interpolate(p.custom[1]); - } - - float tex_linear_accel = 0.0; - if (curve_parameters[PARAM_LINEAR_ACCEL].is_valid()) { - tex_linear_accel = curve_parameters[PARAM_LINEAR_ACCEL]->interpolate(p.custom[1]); - } - - float tex_tangential_accel = 0.0; - if (curve_parameters[PARAM_TANGENTIAL_ACCEL].is_valid()) { - tex_tangential_accel = curve_parameters[PARAM_TANGENTIAL_ACCEL]->interpolate(p.custom[1]); - } - - float tex_radial_accel = 0.0; - if (curve_parameters[PARAM_RADIAL_ACCEL].is_valid()) { - tex_radial_accel = curve_parameters[PARAM_RADIAL_ACCEL]->interpolate(p.custom[1]); - } - - float tex_damping = 0.0; - if (curve_parameters[PARAM_DAMPING].is_valid()) { - tex_damping = curve_parameters[PARAM_DAMPING]->interpolate(p.custom[1]); - } - - float tex_angle = 0.0; - if (curve_parameters[PARAM_ANGLE].is_valid()) { - tex_angle = curve_parameters[PARAM_ANGLE]->interpolate(p.custom[1]); - } - float tex_anim_speed = 0.0; - if (curve_parameters[PARAM_ANIM_SPEED].is_valid()) { - tex_anim_speed = curve_parameters[PARAM_ANIM_SPEED]->interpolate(p.custom[1]); - } - - float tex_anim_offset = 0.0; - if (curve_parameters[PARAM_ANIM_OFFSET].is_valid()) { - tex_anim_offset = curve_parameters[PARAM_ANIM_OFFSET]->interpolate(p.custom[1]); - } - - Vector3 force = gravity; - Vector3 position = p.transform.origin; - if (flags[FLAG_DISABLE_Z]) { - position.z = 0.0; - } - //apply linear acceleration - force += p.velocity.length() > 0.0 ? p.velocity.normalized() * (parameters[PARAM_LINEAR_ACCEL] + tex_linear_accel) * Math::lerp(1.0f, rand_from_seed(alt_seed), randomness[PARAM_LINEAR_ACCEL]) : Vector3(); - //apply radial acceleration - Vector3 org = emission_xform.origin; - Vector3 diff = position - org; - force += diff.length() > 0.0 ? diff.normalized() * (parameters[PARAM_RADIAL_ACCEL] + tex_radial_accel) * Math::lerp(1.0f, rand_from_seed(alt_seed), randomness[PARAM_RADIAL_ACCEL]) : Vector3(); - //apply tangential acceleration; - if (flags[FLAG_DISABLE_Z]) { - - Vector2 yx = Vector2(diff.y, diff.x); - Vector2 yx2 = (yx * Vector2(-1.0, 1.0)).normalized(); - force += yx.length() > 0.0 ? Vector3(yx2.x, yx2.y, 0.0) * ((parameters[PARAM_TANGENTIAL_ACCEL] + tex_tangential_accel) * Math::lerp(1.0f, rand_from_seed(alt_seed), randomness[PARAM_TANGENTIAL_ACCEL])) : Vector3(); - - } else { - Vector3 crossDiff = diff.normalized().cross(gravity.normalized()); - force += crossDiff.length() > 0.0 ? crossDiff.normalized() * ((parameters[PARAM_TANGENTIAL_ACCEL] + tex_tangential_accel) * Math::lerp(1.0f, rand_from_seed(alt_seed), randomness[PARAM_TANGENTIAL_ACCEL])) : Vector3(); - } - //apply attractor forces - p.velocity += force * local_delta; - //orbit velocity - if (flags[FLAG_DISABLE_Z]) { - float orbit_amount = (parameters[PARAM_ORBIT_VELOCITY] + tex_orbit_velocity) * Math::lerp(1.0f, rand_from_seed(alt_seed), randomness[PARAM_ORBIT_VELOCITY]); - if (orbit_amount != 0.0) { - float ang = orbit_amount * local_delta * Math_PI * 2.0; - // Not sure why the ParticlesMaterial code uses a clockwise rotation matrix, - // but we use -ang here to reproduce its behavior. - Transform2D rot = Transform2D(-ang, Vector2()); - Vector2 rotv = rot.basis_xform(Vector2(diff.x, diff.y)); - p.transform.origin -= Vector3(diff.x, diff.y, 0); - p.transform.origin += Vector3(rotv.x, rotv.y, 0); - } - } - if (curve_parameters[PARAM_INITIAL_LINEAR_VELOCITY].is_valid()) { - p.velocity = p.velocity.normalized() * tex_linear_velocity; - } - if (parameters[PARAM_DAMPING] + tex_damping > 0.0) { - - float v = p.velocity.length(); - float damp = (parameters[PARAM_DAMPING] + tex_damping) * Math::lerp(1.0f, rand_from_seed(alt_seed), randomness[PARAM_DAMPING]); - v -= damp * local_delta; - if (v < 0.0) { - p.velocity = Vector3(); - } else { - p.velocity = p.velocity.normalized() * v; - } - } - float base_angle = (parameters[PARAM_ANGLE] + tex_angle) * Math::lerp(1.0f, p.angle_rand, randomness[PARAM_ANGLE]); - base_angle += p.custom[1] * lifetime * (parameters[PARAM_ANGULAR_VELOCITY] + tex_angular_velocity) * Math::lerp(1.0f, rand_from_seed(alt_seed) * 2.0f - 1.0f, randomness[PARAM_ANGULAR_VELOCITY]); - p.custom[0] = Math::deg2rad(base_angle); //angle - p.custom[2] = (parameters[PARAM_ANIM_OFFSET] + tex_anim_offset) * Math::lerp(1.0f, p.anim_offset_rand, randomness[PARAM_ANIM_OFFSET]) + p.custom[1] * (parameters[PARAM_ANIM_SPEED] + tex_anim_speed) * Math::lerp(1.0f, rand_from_seed(alt_seed), randomness[PARAM_ANIM_SPEED]); //angle - } - //apply color - //apply hue rotation - - float tex_scale = 1.0; - if (curve_parameters[PARAM_SCALE].is_valid()) { - tex_scale = curve_parameters[PARAM_SCALE]->interpolate(p.custom[1]); - } - - float tex_hue_variation = 0.0; - if (curve_parameters[PARAM_HUE_VARIATION].is_valid()) { - tex_hue_variation = curve_parameters[PARAM_HUE_VARIATION]->interpolate(p.custom[1]); - } - - float hue_rot_angle = (parameters[PARAM_HUE_VARIATION] + tex_hue_variation) * Math_PI * 2.0 * Math::lerp(1.0f, p.hue_rot_rand * 2.0f - 1.0f, randomness[PARAM_HUE_VARIATION]); - float hue_rot_c = Math::cos(hue_rot_angle); - float hue_rot_s = Math::sin(hue_rot_angle); - - Basis hue_rot_mat; - { - Basis mat1(0.299, 0.587, 0.114, 0.299, 0.587, 0.114, 0.299, 0.587, 0.114); - Basis mat2(0.701, -0.587, -0.114, -0.299, 0.413, -0.114, -0.300, -0.588, 0.886); - Basis mat3(0.168, 0.330, -0.497, -0.328, 0.035, 0.292, 1.250, -1.050, -0.203); - - for (int j = 0; j < 3; j++) { - hue_rot_mat[j] = mat1[j] + mat2[j] * hue_rot_c + mat3[j] * hue_rot_s; - } - } - - if (color_ramp.is_valid()) { - p.color = color_ramp->get_color_at_offset(p.custom[1]) * color; - } else { - p.color = color; - } - - Vector3 color_rgb = hue_rot_mat.xform_inv(Vector3(p.color.r, p.color.g, p.color.b)); - p.color.r = color_rgb.x; - p.color.g = color_rgb.y; - p.color.b = color_rgb.z; - - p.color *= p.base_color; - - if (flags[FLAG_DISABLE_Z]) { - - if (flags[FLAG_ALIGN_Y_TO_VELOCITY]) { - if (p.velocity.length() > 0.0) { - p.transform.basis.set_axis(1, p.velocity.normalized()); - } else { - p.transform.basis.set_axis(1, p.transform.basis.get_axis(1)); - } - p.transform.basis.set_axis(0, p.transform.basis.get_axis(1).cross(p.transform.basis.get_axis(2)).normalized()); - p.transform.basis.set_axis(2, Vector3(0, 0, 1)); - - } else { - p.transform.basis.set_axis(0, Vector3(Math::cos(p.custom[0]), -Math::sin(p.custom[0]), 0.0)); - p.transform.basis.set_axis(1, Vector3(Math::sin(p.custom[0]), Math::cos(p.custom[0]), 0.0)); - p.transform.basis.set_axis(2, Vector3(0, 0, 1)); - } - - } else { - //orient particle Y towards velocity - if (flags[FLAG_ALIGN_Y_TO_VELOCITY]) { - if (p.velocity.length() > 0.0) { - p.transform.basis.set_axis(1, p.velocity.normalized()); - } else { - p.transform.basis.set_axis(1, p.transform.basis.get_axis(1).normalized()); - } - if (p.transform.basis.get_axis(1) == p.transform.basis.get_axis(0)) { - p.transform.basis.set_axis(0, p.transform.basis.get_axis(1).cross(p.transform.basis.get_axis(2)).normalized()); - p.transform.basis.set_axis(2, p.transform.basis.get_axis(0).cross(p.transform.basis.get_axis(1)).normalized()); - } else { - p.transform.basis.set_axis(2, p.transform.basis.get_axis(0).cross(p.transform.basis.get_axis(1)).normalized()); - p.transform.basis.set_axis(0, p.transform.basis.get_axis(1).cross(p.transform.basis.get_axis(2)).normalized()); - } - } else { - p.transform.basis.orthonormalize(); - } - - //turn particle by rotation in Y - if (flags[FLAG_ROTATE_Y]) { - Basis rot_y(Vector3(0, 1, 0), p.custom[0]); - p.transform.basis = p.transform.basis * rot_y; - } - } - - //scale by scale - float base_scale = tex_scale * Math::lerp(parameters[PARAM_SCALE], 1.0f, p.scale_rand * randomness[PARAM_SCALE]); - if (base_scale < 0.000001) base_scale = 0.000001; - - p.transform.basis.scale(Vector3(1, 1, 1) * base_scale); - - if (flags[FLAG_DISABLE_Z]) { - p.velocity.z = 0.0; - p.transform.origin.z = 0.0; - } - - p.transform.origin += p.velocity * local_delta; - } -} - -void CPUParticles::_update_particle_data_buffer() { - MutexLock lock(update_mutex); - - int pc = particles.size(); - - int *ow; - int *order = NULL; - - float *w = particle_data.ptrw(); - const Particle *r = particles.ptr(); - float *ptr = w; - - if (draw_order != DRAW_ORDER_INDEX) { - ow = particle_order.ptrw(); - order = ow; - - for (int i = 0; i < pc; i++) { - order[i] = i; - } - if (draw_order == DRAW_ORDER_LIFETIME) { - SortArray<int, SortLifetime> sorter; - sorter.compare.particles = r; - sorter.sort(order, pc); - } else if (draw_order == DRAW_ORDER_VIEW_DEPTH) { - Camera *c = get_viewport()->get_camera(); - if (c) { - Vector3 dir = c->get_global_transform().basis.get_axis(2); //far away to close - - if (local_coords) { - - // will look different from Particles in editor as this is based on the camera in the scenetree - // and not the editor camera - dir = inv_emission_transform.xform(dir).normalized(); - } else { - dir = dir.normalized(); - } - - SortArray<int, SortAxis> sorter; - sorter.compare.particles = r; - sorter.compare.axis = dir; - sorter.sort(order, pc); - } - } - } - - for (int i = 0; i < pc; i++) { - - int idx = order ? order[i] : i; - - Transform t = r[idx].transform; - - if (!local_coords) { - t = inv_emission_transform * t; - } - - if (r[idx].active) { - ptr[0] = t.basis.elements[0][0]; - ptr[1] = t.basis.elements[0][1]; - ptr[2] = t.basis.elements[0][2]; - ptr[3] = t.origin.x; - ptr[4] = t.basis.elements[1][0]; - ptr[5] = t.basis.elements[1][1]; - ptr[6] = t.basis.elements[1][2]; - ptr[7] = t.origin.y; - ptr[8] = t.basis.elements[2][0]; - ptr[9] = t.basis.elements[2][1]; - ptr[10] = t.basis.elements[2][2]; - ptr[11] = t.origin.z; - } else { - zeromem(ptr, sizeof(float) * 12); - } - - Color c = r[idx].color; - - ptr[12] = c.r; - ptr[13] = c.g; - ptr[14] = c.b; - ptr[15] = c.a; - - ptr[16] = r[idx].custom[0]; - ptr[17] = r[idx].custom[1]; - ptr[18] = r[idx].custom[2]; - ptr[19] = r[idx].custom[3]; - - ptr += 20; - } - - can_update = true; -} - -void CPUParticles::_set_redraw(bool p_redraw) { - if (redraw == p_redraw) - return; - redraw = p_redraw; - - { - MutexLock lock(update_mutex); - - if (redraw) { - VS::get_singleton()->connect("frame_pre_draw", callable_mp(this, &CPUParticles::_update_render_thread)); - VS::get_singleton()->instance_geometry_set_flag(get_instance(), VS::INSTANCE_FLAG_DRAW_NEXT_FRAME_IF_VISIBLE, true); - VS::get_singleton()->multimesh_set_visible_instances(multimesh, -1); - } else { - if (VS::get_singleton()->is_connected("frame_pre_draw", callable_mp(this, &CPUParticles::_update_render_thread))) { - VS::get_singleton()->disconnect("frame_pre_draw", callable_mp(this, &CPUParticles::_update_render_thread)); - } - VS::get_singleton()->instance_geometry_set_flag(get_instance(), VS::INSTANCE_FLAG_DRAW_NEXT_FRAME_IF_VISIBLE, false); - VS::get_singleton()->multimesh_set_visible_instances(multimesh, 0); - } - } -} - -void CPUParticles::_update_render_thread() { - - MutexLock lock(update_mutex); - - if (can_update) { - VS::get_singleton()->multimesh_set_buffer(multimesh, particle_data); - can_update = false; //wait for next time - } -} - -void CPUParticles::_notification(int p_what) { - - if (p_what == NOTIFICATION_ENTER_TREE) { - set_process_internal(emitting); - - // first update before rendering to avoid one frame delay after emitting starts - if (emitting && (time == 0)) - _update_internal(); - } - - if (p_what == NOTIFICATION_EXIT_TREE) { - _set_redraw(false); - } - - if (p_what == NOTIFICATION_VISIBILITY_CHANGED) { - // first update before rendering to avoid one frame delay after emitting starts - if (emitting && (time == 0)) - _update_internal(); - } - - if (p_what == NOTIFICATION_INTERNAL_PROCESS) { - _update_internal(); - } - - if (p_what == NOTIFICATION_TRANSFORM_CHANGED) { - - inv_emission_transform = get_global_transform().affine_inverse(); - - if (!local_coords) { - - int pc = particles.size(); - - float *w = particle_data.ptrw(); - const Particle *r = particles.ptr(); - float *ptr = w; - - for (int i = 0; i < pc; i++) { - - Transform t = inv_emission_transform * r[i].transform; - - if (r[i].active) { - ptr[0] = t.basis.elements[0][0]; - ptr[1] = t.basis.elements[0][1]; - ptr[2] = t.basis.elements[0][2]; - ptr[3] = t.origin.x; - ptr[4] = t.basis.elements[1][0]; - ptr[5] = t.basis.elements[1][1]; - ptr[6] = t.basis.elements[1][2]; - ptr[7] = t.origin.y; - ptr[8] = t.basis.elements[2][0]; - ptr[9] = t.basis.elements[2][1]; - ptr[10] = t.basis.elements[2][2]; - ptr[11] = t.origin.z; - } else { - zeromem(ptr, sizeof(float) * 12); - } - - ptr += 20; - } - - can_update = true; - } - } -} - -void CPUParticles::convert_from_particles(Node *p_particles) { - - Particles *particles = Object::cast_to<Particles>(p_particles); - ERR_FAIL_COND_MSG(!particles, "Only Particles nodes can be converted to CPUParticles."); - - set_emitting(particles->is_emitting()); - set_amount(particles->get_amount()); - set_lifetime(particles->get_lifetime()); - set_one_shot(particles->get_one_shot()); - set_pre_process_time(particles->get_pre_process_time()); - set_explosiveness_ratio(particles->get_explosiveness_ratio()); - set_randomness_ratio(particles->get_randomness_ratio()); - set_use_local_coordinates(particles->get_use_local_coordinates()); - set_fixed_fps(particles->get_fixed_fps()); - set_fractional_delta(particles->get_fractional_delta()); - set_speed_scale(particles->get_speed_scale()); - set_draw_order(DrawOrder(particles->get_draw_order())); - set_mesh(particles->get_draw_pass_mesh(0)); - - Ref<ParticlesMaterial> material = particles->get_process_material(); - if (material.is_null()) - return; - - set_direction(material->get_direction()); - set_spread(material->get_spread()); - set_flatness(material->get_flatness()); - - set_color(material->get_color()); - - Ref<GradientTexture> gt = material->get_color_ramp(); - if (gt.is_valid()) { - set_color_ramp(gt->get_gradient()); - } - - set_particle_flag(FLAG_ALIGN_Y_TO_VELOCITY, material->get_flag(ParticlesMaterial::FLAG_ALIGN_Y_TO_VELOCITY)); - set_particle_flag(FLAG_ROTATE_Y, material->get_flag(ParticlesMaterial::FLAG_ROTATE_Y)); - set_particle_flag(FLAG_DISABLE_Z, material->get_flag(ParticlesMaterial::FLAG_DISABLE_Z)); - - set_emission_shape(EmissionShape(material->get_emission_shape())); - set_emission_sphere_radius(material->get_emission_sphere_radius()); - set_emission_box_extents(material->get_emission_box_extents()); - - set_gravity(material->get_gravity()); - set_lifetime_randomness(material->get_lifetime_randomness()); - -#define CONVERT_PARAM(m_param) \ - set_param(m_param, material->get_param(ParticlesMaterial::m_param)); \ - { \ - Ref<CurveTexture> ctex = material->get_param_texture(ParticlesMaterial::m_param); \ - if (ctex.is_valid()) set_param_curve(m_param, ctex->get_curve()); \ - } \ - set_param_randomness(m_param, material->get_param_randomness(ParticlesMaterial::m_param)); - - CONVERT_PARAM(PARAM_INITIAL_LINEAR_VELOCITY); - CONVERT_PARAM(PARAM_ANGULAR_VELOCITY); - CONVERT_PARAM(PARAM_ORBIT_VELOCITY); - CONVERT_PARAM(PARAM_LINEAR_ACCEL); - CONVERT_PARAM(PARAM_RADIAL_ACCEL); - CONVERT_PARAM(PARAM_TANGENTIAL_ACCEL); - CONVERT_PARAM(PARAM_DAMPING); - CONVERT_PARAM(PARAM_ANGLE); - CONVERT_PARAM(PARAM_SCALE); - CONVERT_PARAM(PARAM_HUE_VARIATION); - CONVERT_PARAM(PARAM_ANIM_SPEED); - CONVERT_PARAM(PARAM_ANIM_OFFSET); - -#undef CONVERT_PARAM -} - -void CPUParticles::_bind_methods() { - - ClassDB::bind_method(D_METHOD("set_emitting", "emitting"), &CPUParticles::set_emitting); - ClassDB::bind_method(D_METHOD("set_amount", "amount"), &CPUParticles::set_amount); - ClassDB::bind_method(D_METHOD("set_lifetime", "secs"), &CPUParticles::set_lifetime); - ClassDB::bind_method(D_METHOD("set_one_shot", "enable"), &CPUParticles::set_one_shot); - ClassDB::bind_method(D_METHOD("set_pre_process_time", "secs"), &CPUParticles::set_pre_process_time); - ClassDB::bind_method(D_METHOD("set_explosiveness_ratio", "ratio"), &CPUParticles::set_explosiveness_ratio); - ClassDB::bind_method(D_METHOD("set_randomness_ratio", "ratio"), &CPUParticles::set_randomness_ratio); - ClassDB::bind_method(D_METHOD("set_lifetime_randomness", "random"), &CPUParticles::set_lifetime_randomness); - ClassDB::bind_method(D_METHOD("set_use_local_coordinates", "enable"), &CPUParticles::set_use_local_coordinates); - ClassDB::bind_method(D_METHOD("set_fixed_fps", "fps"), &CPUParticles::set_fixed_fps); - ClassDB::bind_method(D_METHOD("set_fractional_delta", "enable"), &CPUParticles::set_fractional_delta); - ClassDB::bind_method(D_METHOD("set_speed_scale", "scale"), &CPUParticles::set_speed_scale); - - ClassDB::bind_method(D_METHOD("is_emitting"), &CPUParticles::is_emitting); - ClassDB::bind_method(D_METHOD("get_amount"), &CPUParticles::get_amount); - ClassDB::bind_method(D_METHOD("get_lifetime"), &CPUParticles::get_lifetime); - ClassDB::bind_method(D_METHOD("get_one_shot"), &CPUParticles::get_one_shot); - ClassDB::bind_method(D_METHOD("get_pre_process_time"), &CPUParticles::get_pre_process_time); - ClassDB::bind_method(D_METHOD("get_explosiveness_ratio"), &CPUParticles::get_explosiveness_ratio); - ClassDB::bind_method(D_METHOD("get_randomness_ratio"), &CPUParticles::get_randomness_ratio); - ClassDB::bind_method(D_METHOD("get_lifetime_randomness"), &CPUParticles::get_lifetime_randomness); - ClassDB::bind_method(D_METHOD("get_use_local_coordinates"), &CPUParticles::get_use_local_coordinates); - ClassDB::bind_method(D_METHOD("get_fixed_fps"), &CPUParticles::get_fixed_fps); - ClassDB::bind_method(D_METHOD("get_fractional_delta"), &CPUParticles::get_fractional_delta); - ClassDB::bind_method(D_METHOD("get_speed_scale"), &CPUParticles::get_speed_scale); - - ClassDB::bind_method(D_METHOD("set_draw_order", "order"), &CPUParticles::set_draw_order); - - ClassDB::bind_method(D_METHOD("get_draw_order"), &CPUParticles::get_draw_order); - - ClassDB::bind_method(D_METHOD("set_mesh", "mesh"), &CPUParticles::set_mesh); - ClassDB::bind_method(D_METHOD("get_mesh"), &CPUParticles::get_mesh); - - ClassDB::bind_method(D_METHOD("restart"), &CPUParticles::restart); - - ADD_PROPERTY(PropertyInfo(Variant::BOOL, "emitting"), "set_emitting", "is_emitting"); - ADD_PROPERTY(PropertyInfo(Variant::INT, "amount", PROPERTY_HINT_EXP_RANGE, "1,1000000,1"), "set_amount", "get_amount"); - ADD_GROUP("Time", ""); - ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "lifetime", PROPERTY_HINT_EXP_RANGE, "0.01,600.0,0.01,or_greater"), "set_lifetime", "get_lifetime"); - ADD_PROPERTY(PropertyInfo(Variant::BOOL, "one_shot"), "set_one_shot", "get_one_shot"); - ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "preprocess", PROPERTY_HINT_EXP_RANGE, "0.00,600.0,0.01"), "set_pre_process_time", "get_pre_process_time"); - ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "speed_scale", PROPERTY_HINT_RANGE, "0,64,0.01"), "set_speed_scale", "get_speed_scale"); - ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "explosiveness", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_explosiveness_ratio", "get_explosiveness_ratio"); - ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "randomness", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_randomness_ratio", "get_randomness_ratio"); - ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "lifetime_randomness", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_lifetime_randomness", "get_lifetime_randomness"); - ADD_PROPERTY(PropertyInfo(Variant::INT, "fixed_fps", PROPERTY_HINT_RANGE, "0,1000,1"), "set_fixed_fps", "get_fixed_fps"); - ADD_PROPERTY(PropertyInfo(Variant::BOOL, "fract_delta"), "set_fractional_delta", "get_fractional_delta"); - ADD_GROUP("Drawing", ""); - ADD_PROPERTY(PropertyInfo(Variant::BOOL, "local_coords"), "set_use_local_coordinates", "get_use_local_coordinates"); - ADD_PROPERTY(PropertyInfo(Variant::INT, "draw_order", PROPERTY_HINT_ENUM, "Index,Lifetime,View Depth"), "set_draw_order", "get_draw_order"); - ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "mesh", PROPERTY_HINT_RESOURCE_TYPE, "Mesh"), "set_mesh", "get_mesh"); - - BIND_ENUM_CONSTANT(DRAW_ORDER_INDEX); - BIND_ENUM_CONSTANT(DRAW_ORDER_LIFETIME); - BIND_ENUM_CONSTANT(DRAW_ORDER_VIEW_DEPTH); - - //////////////////////////////// - - ClassDB::bind_method(D_METHOD("set_direction", "direction"), &CPUParticles::set_direction); - ClassDB::bind_method(D_METHOD("get_direction"), &CPUParticles::get_direction); - - ClassDB::bind_method(D_METHOD("set_spread", "degrees"), &CPUParticles::set_spread); - ClassDB::bind_method(D_METHOD("get_spread"), &CPUParticles::get_spread); - - ClassDB::bind_method(D_METHOD("set_flatness", "amount"), &CPUParticles::set_flatness); - ClassDB::bind_method(D_METHOD("get_flatness"), &CPUParticles::get_flatness); - - ClassDB::bind_method(D_METHOD("set_param", "param", "value"), &CPUParticles::set_param); - ClassDB::bind_method(D_METHOD("get_param", "param"), &CPUParticles::get_param); - - ClassDB::bind_method(D_METHOD("set_param_randomness", "param", "randomness"), &CPUParticles::set_param_randomness); - ClassDB::bind_method(D_METHOD("get_param_randomness", "param"), &CPUParticles::get_param_randomness); - - ClassDB::bind_method(D_METHOD("set_param_curve", "param", "curve"), &CPUParticles::set_param_curve); - ClassDB::bind_method(D_METHOD("get_param_curve", "param"), &CPUParticles::get_param_curve); - - ClassDB::bind_method(D_METHOD("set_color", "color"), &CPUParticles::set_color); - ClassDB::bind_method(D_METHOD("get_color"), &CPUParticles::get_color); - - ClassDB::bind_method(D_METHOD("set_color_ramp", "ramp"), &CPUParticles::set_color_ramp); - ClassDB::bind_method(D_METHOD("get_color_ramp"), &CPUParticles::get_color_ramp); - - ClassDB::bind_method(D_METHOD("set_particle_flag", "flag", "enable"), &CPUParticles::set_particle_flag); - ClassDB::bind_method(D_METHOD("get_particle_flag", "flag"), &CPUParticles::get_particle_flag); - - ClassDB::bind_method(D_METHOD("set_emission_shape", "shape"), &CPUParticles::set_emission_shape); - ClassDB::bind_method(D_METHOD("get_emission_shape"), &CPUParticles::get_emission_shape); - - ClassDB::bind_method(D_METHOD("set_emission_sphere_radius", "radius"), &CPUParticles::set_emission_sphere_radius); - ClassDB::bind_method(D_METHOD("get_emission_sphere_radius"), &CPUParticles::get_emission_sphere_radius); - - ClassDB::bind_method(D_METHOD("set_emission_box_extents", "extents"), &CPUParticles::set_emission_box_extents); - ClassDB::bind_method(D_METHOD("get_emission_box_extents"), &CPUParticles::get_emission_box_extents); - - ClassDB::bind_method(D_METHOD("set_emission_points", "array"), &CPUParticles::set_emission_points); - ClassDB::bind_method(D_METHOD("get_emission_points"), &CPUParticles::get_emission_points); - - ClassDB::bind_method(D_METHOD("set_emission_normals", "array"), &CPUParticles::set_emission_normals); - ClassDB::bind_method(D_METHOD("get_emission_normals"), &CPUParticles::get_emission_normals); - - ClassDB::bind_method(D_METHOD("set_emission_colors", "array"), &CPUParticles::set_emission_colors); - ClassDB::bind_method(D_METHOD("get_emission_colors"), &CPUParticles::get_emission_colors); - - ClassDB::bind_method(D_METHOD("get_gravity"), &CPUParticles::get_gravity); - ClassDB::bind_method(D_METHOD("set_gravity", "accel_vec"), &CPUParticles::set_gravity); - - ClassDB::bind_method(D_METHOD("convert_from_particles", "particles"), &CPUParticles::convert_from_particles); - - 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"), "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::PACKED_VECTOR3_ARRAY, "emission_points"), "set_emission_points", "get_emission_points"); - ADD_PROPERTY(PropertyInfo(Variant::PACKED_VECTOR3_ARRAY, "emission_normals"), "set_emission_normals", "get_emission_normals"); - ADD_PROPERTY(PropertyInfo(Variant::PACKED_COLOR_ARRAY, "emission_colors"), "set_emission_colors", "get_emission_colors"); - ADD_GROUP("Flags", "flag_"); - ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "flag_align_y"), "set_particle_flag", "get_particle_flag", FLAG_ALIGN_Y_TO_VELOCITY); - ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "flag_rotate_y"), "set_particle_flag", "get_particle_flag", FLAG_ROTATE_Y); - ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "flag_disable_z"), "set_particle_flag", "get_particle_flag", 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_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, "Curve"), "set_param_curve", "get_param_curve", 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, "Curve"), "set_param_curve", "get_param_curve", 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, "Curve"), "set_param_curve", "get_param_curve", 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, "Curve"), "set_param_curve", "get_param_curve", 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, "Curve"), "set_param_curve", "get_param_curve", PARAM_TANGENTIAL_ACCEL); - ADD_GROUP("Damping", ""); - ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "damping", PROPERTY_HINT_RANGE, "0,100,0.01"), "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, "Curve"), "set_param_curve", "get_param_curve", 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, "Curve"), "set_param_curve", "get_param_curve", PARAM_ANGLE); - ADD_GROUP("Scale", ""); - ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "scale_amount", PROPERTY_HINT_RANGE, "0,1000,0.01,or_greater"), "set_param", "get_param", PARAM_SCALE); - ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "scale_amount_random", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_param_randomness", "get_param_randomness", PARAM_SCALE); - ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "scale_amount_curve", PROPERTY_HINT_RESOURCE_TYPE, "Curve"), "set_param_curve", "get_param_curve", 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, "Gradient"), "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, "Curve"), "set_param_curve", "get_param_curve", 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, "Curve"), "set_param_curve", "get_param_curve", 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, "Curve"), "set_param_curve", "get_param_curve", PARAM_ANIM_OFFSET); - - 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(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); - 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); -} - -CPUParticles::CPUParticles() { - - time = 0; - inactive_time = 0; - frame_remainder = 0; - cycle = 0; - redraw = false; - emitting = false; - - set_notify_transform(true); - - multimesh = VisualServer::get_singleton()->multimesh_create(); - VisualServer::get_singleton()->multimesh_set_visible_instances(multimesh, 0); - set_base(multimesh); - - set_emitting(true); - set_one_shot(false); - set_amount(8); - set_lifetime(1); - set_fixed_fps(0); - set_fractional_delta(true); - set_pre_process_time(0); - set_explosiveness_ratio(0); - set_randomness_ratio(0); - set_lifetime_randomness(0); - set_use_local_coordinates(true); - - set_draw_order(DRAW_ORDER_INDEX); - set_speed_scale(1); - - set_direction(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)); - - for (int i = 0; i < PARAM_MAX; i++) { - set_param_randomness(Parameter(i), 0); - } - - for (int i = 0; i < FLAG_MAX; i++) { - flags[i] = false; - } - - can_update = false; - - set_color(Color(1, 1, 1, 1)); -} - -CPUParticles::~CPUParticles() { - VS::get_singleton()->free(multimesh); -} |