/*************************************************************************/ /* cpu_particles.cpp */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /*************************************************************************/ /* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */ /* Copyright (c) 2014-2018 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(); } PoolVector CPUParticles::get_faces(uint32_t p_usage_flags) const { return PoolVector(); } void CPUParticles::set_emitting(bool p_emitting) { emitting = p_emitting; if (!is_processing_internal()) { set_process_internal(true); if (is_inside_tree()) { #ifndef NO_THREADS update_mutex->lock(); #endif VS::get_singleton()->connect("frame_pre_draw", this, "_update_render_thread"); VS::get_singleton()->instance_geometry_set_flag(get_instance(), VS::INSTANCE_FLAG_DRAW_NEXT_FRAME_IF_VISIBLE, true); #ifndef NO_THREADS update_mutex->unlock(); #endif } } } void CPUParticles::set_amount(int p_amount) { ERR_FAIL_COND(p_amount < 1); particles.resize(p_amount); { PoolVector::Write w = particles.write(); for (int i = 0; i < p_amount; i++) { w[i].active = false; } } particle_data.resize((12 + 4 + 1) * p_amount); VS::get_singleton()->multimesh_allocate(multimesh, p_amount, VS::MULTIMESH_TRANSFORM_3D, VS::MULTIMESH_COLOR_8BIT, VS::MULTIMESH_CUSTOM_DATA_FLOAT); particle_order.resize(p_amount); } void CPUParticles::set_lifetime(float p_lifetime) { ERR_FAIL_COND(p_lifetime <= 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_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; } 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 &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 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(get_mesh()->surface_get_material(j).ptr()) != NULL; SpatialMaterial *spat = Object::cast_to(get_mesh()->surface_get_material(j).ptr()); anim_material_found = anim_material_found || (spat && spat->get_billboard_mode() == SpatialMaterial::BILLBOARD_PARTICLES); } } anim_material_found = anim_material_found || Object::cast_to(get_material_override().ptr()) != NULL; SpatialMaterial *spat = Object::cast_to(get_material_override().ptr()); anim_material_found = anim_material_found || (spat && spat->get_billboard_mode() == SpatialMaterial::BILLBOARD_PARTICLES); if (!mesh_found) { if (warnings != String()) warnings += "\n"; warnings += "- " + TTR("Nothing is visible because no mesh has not 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 SpatialMaterial with \"Billboard Particles\" enabled."); } return warnings; } void CPUParticles::restart() { time = 0; inactive_time = 0; frame_remainder = 0; cycle = 0; { int pc = particles.size(); PoolVector::Write w = particles.write(); for (int i = 0; i < pc; i++) { w[i].active = false; } } } 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 &p_curve, float p_min, float p_max) { Ref 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 &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 CPUParticles::get_param_curve(Parameter p_param) const { ERR_FAIL_INDEX_V(p_param, PARAM_MAX, Ref()); 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 &p_ramp) { color_ramp = p_ramp; } Ref 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) { 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 PoolVector &p_points) { emission_points = p_points; } void CPUParticles::set_emission_normals(const PoolVector &p_normals) { emission_normals = p_normals; } void CPUParticles::set_emission_colors(const PoolVector &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; } PoolVector CPUParticles::get_emission_points() const { return emission_points; } PoolVector CPUParticles::get_emission_normals() const { return emission_normals; } PoolVector 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::_particles_process(float p_delta) { p_delta *= speed_scale; int pcount = particles.size(); PoolVector::Write w = particles.write(); Particle *parray = w.ptr(); float prev_time = time; time += p_delta; if (time > lifetime) { time = Math::fmod(time, lifetime); cycle++; if (one_shot && cycle > 0) { emitting = false; } } Transform emission_xform; Basis velocity_xform; if (!local_coords) { emission_xform = get_global_transform(); velocity_xform = emission_xform.basis.inverse().transposed(); } for (int i = 0; i < pcount; i++) { Particle &p = parray[i]; if (!emitting && !p.active) continue; float restart_time = (float(i) / float(pcount)) * lifetime; float local_delta = p_delta; if (randomness_ratio > 0.0) { uint32_t seed = cycle; if (restart_time >= time) { seed -= uint32_t(1); } seed *= uint32_t(pcount); seed += uint32_t(i); float random = float(idhash(seed) % uint32_t(65536)) / 65536.0; restart_time += randomness_ratio * random * 1.0 / float(pcount); } restart_time *= (1.0 - explosiveness_ratio); 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) * lifetime; } } } else if (local_delta > 0.0) { if (restart_time >= prev_time) { restart = true; if (fractional_delta) { local_delta = (1.0 - restart_time + time) * lifetime; } } else if (restart_time < time) { restart = true; if (fractional_delta) { local_delta = (time - restart_time) * lifetime; } } } 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(); float angle1_rad; float angle2_rad; if (flags[FLAG_DISABLE_Z]) { angle1_rad = (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 angle1_rad = (Math::randf() * 2.0 - 1.0) * Math_PI * spread / 180.0; angle2_rad = (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.base_color = Color(1, 1, 1, 1); switch (emission_shape) { case EMISSION_SHAPE_POINT: { //do none } break; case EMISSION_SHAPE_SPHERE: { p.transform.origin = Vector3(Math::randf() * 2.0 - 1.0, Math::randf() * 2.0 - 1.0, Math::randf() * 2.0 - 1.0).normalized() * emission_sphere_radius; } 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; } 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 { 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_INITIAL_ORBIT_VELOCITY].is_valid()) { tex_orbit_velocity = curve_parameters[PARAM_INITIAL_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]) { Vector3 yx = Vector3(diff.y, 0, diff.x); force += yx.length() > 0.0 ? (yx * Vector3(-1.0, 0, 1.0)) * ((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 0 if (flags[FLAG_DISABLE_Z]) { float orbit_amount = (orbit_velocity + tex_orbit_velocity) * mix(1.0, rand_from_seed(alt_seed), orbit_velocity_random); if (orbit_amount != 0.0) { float ang = orbit_amount * DELTA * pi * 2.0; mat2 rot = mat2(vec2(cos(ang), -sin(ang)), vec2(sin(ang), cos(ang))); TRANSFORM[3].xy -= diff.xy; TRANSFORM[3].xy += rot * diff.xy; } } #endif 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 = Math::lerp(parameters[PARAM_SCALE] * tex_scale, 1.0f, p.scale_rand * randomness[PARAM_SCALE]); if (base_scale == 0.0) 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() { #ifndef NO_THREADS update_mutex->lock(); #endif { int pc = particles.size(); PoolVector::Write ow; int *order = NULL; PoolVector::Write w = particle_data.write(); PoolVector::Read r = particles.read(); float *ptr = w.ptr(); Transform un_transform; if (!local_coords) { un_transform = get_global_transform().affine_inverse(); } if (draw_order != DRAW_ORDER_INDEX) { ow = particle_order.write(); order = ow.ptr(); for (int i = 0; i < pc; i++) { order[i] = i; } if (draw_order == DRAW_ORDER_LIFETIME) { SortArray sorter; sorter.compare.particles = r.ptr(); 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) { dir = un_transform.basis.xform(dir).normalized(); } SortArray sorter; sorter.compare.particles = r.ptr(); 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 = un_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; uint8_t *data8 = (uint8_t *)&ptr[12]; data8[0] = CLAMP(c.r * 255.0, 0, 255); data8[1] = CLAMP(c.g * 255.0, 0, 255); data8[2] = CLAMP(c.b * 255.0, 0, 255); data8[3] = CLAMP(c.a * 255.0, 0, 255); ptr[13] = r[idx].custom[0]; ptr[14] = r[idx].custom[1]; ptr[15] = r[idx].custom[2]; ptr[16] = r[idx].custom[3]; ptr += 17; } can_update = true; } #ifndef NO_THREADS update_mutex->unlock(); #endif } void CPUParticles::_update_render_thread() { #ifndef NO_THREADS update_mutex->lock(); #endif if (can_update) { VS::get_singleton()->multimesh_set_as_bulk_array(multimesh, particle_data); can_update = false; //wait for next time } #ifndef NO_THREADS update_mutex->unlock(); #endif } void CPUParticles::_notification(int p_what) { if (p_what == NOTIFICATION_ENTER_TREE) { if (is_processing_internal()) { #ifndef NO_THREADS update_mutex->lock(); #endif VS::get_singleton()->connect("frame_pre_draw", this, "_update_render_thread"); VS::get_singleton()->instance_geometry_set_flag(get_instance(), VS::INSTANCE_FLAG_DRAW_NEXT_FRAME_IF_VISIBLE, true); #ifndef NO_THREADS update_mutex->unlock(); #endif } } if (p_what == NOTIFICATION_EXIT_TREE) { if (is_processing_internal()) { #ifndef NO_THREADS update_mutex->lock(); #endif VS::get_singleton()->disconnect("frame_pre_draw", this, "_update_render_thread"); VS::get_singleton()->instance_geometry_set_flag(get_instance(), VS::INSTANCE_FLAG_DRAW_NEXT_FRAME_IF_VISIBLE, false); #ifndef NO_THREADS update_mutex->unlock(); #endif } } if (p_what == NOTIFICATION_PAUSED || p_what == NOTIFICATION_UNPAUSED) { } if (p_what == NOTIFICATION_INTERNAL_PROCESS) { if (particles.size() == 0 || !is_visible_in_tree()) 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); #ifndef NO_THREADS update_mutex->lock(); #endif VS::get_singleton()->disconnect("frame_pre_draw", this, "_update_render_thread"); VS::get_singleton()->instance_geometry_set_flag(get_instance(), VS::INSTANCE_FLAG_DRAW_NEXT_FRAME_IF_VISIBLE, false); #ifndef NO_THREADS update_mutex->unlock(); #endif //reset variables time = 0; inactive_time = 0; frame_remainder = 0; cycle = 0; return; } } 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::convert_from_particles(Node *p_particles) { Particles *particles = Object::cast_to(p_particles); ERR_FAIL_COND(!particles); 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 material = particles->get_process_material(); if (material.is_null()) return; set_spread(material->get_spread()); set_flatness(material->get_flatness()); set_color(material->get_color()); Ref 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()); #define CONVERT_PARAM(m_param) \ set_param(m_param, material->get_param(ParticlesMaterial::m_param)); \ { \ Ref 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_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_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::REAL, "lifetime", PROPERTY_HINT_EXP_RANGE, "0.01,600.0,0.01"), "set_lifetime", "get_lifetime"); ADD_PROPERTY(PropertyInfo(Variant::BOOL, "one_shot"), "set_one_shot", "get_one_shot"); ADD_PROPERTY(PropertyInfo(Variant::REAL, "preprocess", PROPERTY_HINT_EXP_RANGE, "0.00,600.0,0.01"), "set_pre_process_time", "get_pre_process_time"); ADD_PROPERTY(PropertyInfo(Variant::REAL, "speed_scale", PROPERTY_HINT_RANGE, "0,64,0.01"), "set_speed_scale", "get_speed_scale"); ADD_PROPERTY(PropertyInfo(Variant::REAL, "explosiveness", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_explosiveness_ratio", "get_explosiveness_ratio"); ADD_PROPERTY(PropertyInfo(Variant::REAL, "randomness", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_randomness_ratio", "get_randomness_ratio"); 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_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); ClassDB::bind_method(D_METHOD("_update_render_thread"), &CPUParticles::_update_render_thread); 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::REAL, "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::POOL_VECTOR3_ARRAY, "emission_points"), "set_emission_points", "get_emission_points"); ADD_PROPERTY(PropertyInfo(Variant::POOL_VECTOR3_ARRAY, "emission_normals"), "set_emission_normals", "get_emission_normals"); ADD_PROPERTY(PropertyInfo(Variant::POOL_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("Spread", ""); ADD_PROPERTY(PropertyInfo(Variant::REAL, "spread", PROPERTY_HINT_RANGE, "0,180,0.01"), "set_spread", "get_spread"); ADD_PROPERTY(PropertyInfo(Variant::REAL, "flatness", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_flatness", "get_flatness"); ADD_GROUP("Gravity", ""); ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "gravity"), "set_gravity", "get_gravity"); ADD_GROUP("Initial Velocity", "initial_"); ADD_PROPERTYI(PropertyInfo(Variant::REAL, "initial_velocity", PROPERTY_HINT_RANGE, "0,1000,0.01,or_greater"), "set_param", "get_param", PARAM_INITIAL_LINEAR_VELOCITY); ADD_PROPERTYI(PropertyInfo(Variant::REAL, "initial_velocity_random", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_param_randomness", "get_param_randomness", PARAM_INITIAL_LINEAR_VELOCITY); ADD_GROUP("Angular Velocity", "angular_"); ADD_PROPERTYI(PropertyInfo(Variant::REAL, "angular_velocity", PROPERTY_HINT_RANGE, "-720,720,0.01,or_lesser,or_greater"), "set_param", "get_param", PARAM_ANGULAR_VELOCITY); ADD_PROPERTYI(PropertyInfo(Variant::REAL, "angular_velocity_random", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_param_randomness", "get_param_randomness", PARAM_ANGULAR_VELOCITY); ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "angular_velocity_curve", PROPERTY_HINT_RESOURCE_TYPE, "Curve"), "set_param_curve", "get_param_curve", PARAM_ANGULAR_VELOCITY); /* ADD_GROUP("Orbit Velocity", "orbit_"); ADD_PROPERTYI(PropertyInfo(Variant::REAL, "orbit_velocity", PROPERTY_HINT_RANGE, "-1000,1000,0.01,or_lesser,or_greater"), "set_param", "get_param", PARAM_ORBIT_VELOCITY); ADD_PROPERTYI(PropertyInfo(Variant::REAL, "orbit_velocity_random", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_param_randomness", "get_param_randomness", PARAM_ORBIT_VELOCITY); ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "orbit_velocity_curve", PROPERTY_HINT_RESOURCE_TYPE, "Curve"), "set_param_curve", "get_param_curve", PARAM_ORBIT_VELOCITY); */ ADD_GROUP("Linear Accel", "linear_"); ADD_PROPERTYI(PropertyInfo(Variant::REAL, "linear_accel", PROPERTY_HINT_RANGE, "-100,100,0.01,or_lesser,or_greater"), "set_param", "get_param", PARAM_LINEAR_ACCEL); ADD_PROPERTYI(PropertyInfo(Variant::REAL, "linear_accel_random", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_param_randomness", "get_param_randomness", PARAM_LINEAR_ACCEL); 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::REAL, "radial_accel", PROPERTY_HINT_RANGE, "-100,100,0.01,or_lesser,or_greater"), "set_param", "get_param", PARAM_RADIAL_ACCEL); ADD_PROPERTYI(PropertyInfo(Variant::REAL, "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::REAL, "tangential_accel", PROPERTY_HINT_RANGE, "-100,100,0.01,or_lesser,or_greater"), "set_param", "get_param", PARAM_TANGENTIAL_ACCEL); ADD_PROPERTYI(PropertyInfo(Variant::REAL, "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::REAL, "damping", PROPERTY_HINT_RANGE, "0,100,0.01"), "set_param", "get_param", PARAM_DAMPING); ADD_PROPERTYI(PropertyInfo(Variant::REAL, "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::REAL, "angle", PROPERTY_HINT_RANGE, "-720,720,0.1,or_lesser,or_greater"), "set_param", "get_param", PARAM_ANGLE); ADD_PROPERTYI(PropertyInfo(Variant::REAL, "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::REAL, "scale", PROPERTY_HINT_RANGE, "0,1000,0.01,or_greater"), "set_param", "get_param", PARAM_SCALE); ADD_PROPERTYI(PropertyInfo(Variant::REAL, "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, "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::REAL, "hue_variation", PROPERTY_HINT_RANGE, "-1,1,0.01"), "set_param", "get_param", PARAM_HUE_VARIATION); ADD_PROPERTYI(PropertyInfo(Variant::REAL, "hue_variation_random", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_param_randomness", "get_param_randomness", PARAM_HUE_VARIATION); ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "hue_variation_curve", PROPERTY_HINT_RESOURCE_TYPE, "Curve"), "set_param_curve", "get_param_curve", PARAM_HUE_VARIATION); ADD_GROUP("Animation", "anim_"); ADD_PROPERTYI(PropertyInfo(Variant::REAL, "anim_speed", PROPERTY_HINT_RANGE, "0,128,0.01,or_greater"), "set_param", "get_param", PARAM_ANIM_SPEED); ADD_PROPERTYI(PropertyInfo(Variant::REAL, "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::REAL, "anim_offset", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_param", "get_param", PARAM_ANIM_OFFSET); ADD_PROPERTYI(PropertyInfo(Variant::REAL, "anim_offset_random", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_param_randomness", "get_param_randomness", PARAM_ANIM_OFFSET); ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "anim_offset_curve", PROPERTY_HINT_RESOURCE_TYPE, "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_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); } CPUParticles::CPUParticles() { time = 0; inactive_time = 0; frame_remainder = 0; cycle = 0; multimesh = VisualServer::get_singleton()->multimesh_create(); 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_use_local_coordinates(true); set_draw_order(DRAW_ORDER_INDEX); set_speed_scale(1); set_spread(45); set_flatness(0); set_param(PARAM_INITIAL_LINEAR_VELOCITY, 1); //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)); #ifndef NO_THREADS update_mutex = Mutex::create(); #endif } CPUParticles::~CPUParticles() { VS::get_singleton()->free(multimesh); #ifndef NO_THREADS memdelete(update_mutex); #endif }