@@ -1,5 +1,5 @@
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import { TypeStore } from "./../engine_typestore"
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// Import types
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import { __Ignore } from "../../engine-components/codegen/components";
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import { AlignmentConstraint } from "../../engine-components/AlignmentConstraint";
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import { XRGrabRendering } from "../../engine-components/WebXRGrabRendering";
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import { XRRig } from "../../engine-components/WebXRRig";
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import { XRState } from "../../engine-components/XRFlag";
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// Register types
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TypeStore.add("__Ignore", __Ignore);
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TypeStore.add("AlignmentConstraint", AlignmentConstraint);
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@@ -243,28 +243,31 @@
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return null;
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}
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isKeyDown(keyCode: KeyCode | string) {
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if (!this.context.application.isVisible || !this.context.application.hasFocus) return false;
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const codes = this.getCodeForCommonKeyName(keyCode);
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if (codes !== null) {
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for (const code of codes) if (this.isKeyDown(code)) return true;
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return false;
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}
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return this.
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return this.keysPressed[keyCode]?.startFrame === this.context.time.frameCount && this.keysPressed[keyCode].pressed;
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}
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isKeyUp(keyCode: KeyCode | string) {
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if (!this.context.application.isVisible || !this.context.application.hasFocus) return false;
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const codes = this.getCodeForCommonKeyName(keyCode);
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if (codes !== null) {
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for (const code of codes) if (this.isKeyUp(code)) return true;
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return false;
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}
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return this.
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return this.keysPressed[keyCode]?.frame === this.context.time.frameCount && !this.keysPressed[keyCode].pressed;
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}
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isKeyPressed(keyCode: KeyCode | string) {
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if (!this.context.application.isVisible || !this.context.application.hasFocus) return false;
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const codes = this.getCodeForCommonKeyName(keyCode);
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if (codes !== null) {
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for (const code of codes) if (this.isKeyPressed(code)) return true;
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return false;
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}
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return this.
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return this.keysPressed[keyCode]?.pressed;// && time.frameCount - this.keysPressed[keyCode].frame < 100;
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}
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// utility helper for mapping common names to actual codes; e.g. "Shift" -> "ShiftLeft" and "ShiftRight" or "a" -> "KeyA"
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@@ -1,1484 +1,1484 @@
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import { Color, Matrix4, Object3D, PointLightShadow, Quaternion, Vector3, Vector2, Euler, Vector4, DirectionalLightHelper } from "three";
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import { Mathf } from "../engine/engine_math";
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import { serializable } from "../engine/engine_serialization";
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import { RGBAColor } from "./js-extensions/RGBAColor";
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import { AnimationCurve } from "./AnimationCurve";
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import { Vec2, Vec3 } from "../engine/engine_types";
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import { Context } from "../engine/engine_setup";
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import { EmitterShape, FrameOverLife, Particle, ShapeJSON } from "three.quarks";
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import { createNoise4D, NoiseFunction4D } from 'simplex-noise';
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import { Gizmos } from "../engine/engine_gizmos";
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import { getParam } from "../engine/engine_utils";
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const debug = getParam("debugparticles");
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declare type Color4 = { r: number, g: number, b: number, a: number };
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declare type ColorKey = { time: number, color: Color4 };
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declare type AlphaKey = { time: number, alpha: number };
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export interface IParticleSystem {
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get currentParticles(): number;
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get maxParticles(): number;
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get time(): number;
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get deltaTime(): number;
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get duration(): number;
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readonly main: MainModule;
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get container(): Object3D;
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get worldspace(): boolean;
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get worldPos(): Vector3;
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get worldQuaternion(): Quaternion;
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get worldQuaternionInverted(): Quaternion;
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get worldScale(): Vector3;
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get matrixWorld(): Matrix4;
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}
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export enum ParticleSystemRenderMode {
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Billboard = 0,
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Stretch = 1,
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HorizontalBillboard = 2,
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VerticalBillboard = 3,
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Mesh = 4,
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// None = 5,
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}
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export class Gradient {
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@serializable()
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alphaKeys!: Array<AlphaKey>;
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@serializable()
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colorKeys!: Array<ColorKey>;
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get duration(): number {
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return 1;
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}
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evaluate(time: number, target: RGBAColor) {
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// target.r = this.colorKeys[0].color.r;
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// target.g = this.colorKeys[0].color.g;
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// target.b = this.colorKeys[0].color.b;
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// target.alpha = this.alphaKeys[0].alpha;
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// return;
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let closestAlpha: AlphaKey | undefined = undefined;
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let closestAlphaIndex = 0;
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let closestColor: ColorKey | null = null;
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let closestColorIndex = 0;
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for (let i = 0; i < this.alphaKeys.length; i++) {
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const key = this.alphaKeys[i];
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if (key.time < time || !closestAlpha) {
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closestAlpha = key;
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closestAlphaIndex = i;
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}
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}
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for (let i = 0; i < this.colorKeys.length; i++) {
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const key = this.colorKeys[i];
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if (key.time < time || !closestColor) {
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closestColor = key;
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closestColorIndex = i;
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}
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}
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if (closestColor) {
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const hasNextColor = closestColorIndex + 1 < this.colorKeys.length;
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if (hasNextColor) {
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const nextColor = this.colorKeys[closestColorIndex + 1];
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const t = Mathf.remap(time, closestColor.time, nextColor.time, 0, 1);
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target.r = Mathf.lerp(closestColor.color.r, nextColor.color.r, t);
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target.g = Mathf.lerp(closestColor.color.g, nextColor.color.g, t);
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target.b = Mathf.lerp(closestColor.color.b, nextColor.color.b, t);
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}
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else {
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target.r = closestColor.color.r;
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target.g = closestColor.color.g;
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target.b = closestColor.color.b;
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}
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}
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if (closestAlpha) {
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const hasNextAlpha = closestAlphaIndex + 1 < this.alphaKeys.length;
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if (hasNextAlpha) {
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const nextAlpha = this.alphaKeys[closestAlphaIndex + 1];
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const t = Mathf.remap(time, closestAlpha.time, nextAlpha.time, 0, 1);
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target.alpha = Mathf.lerp(closestAlpha.alpha, nextAlpha.alpha, t);
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}
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else {
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target.alpha = closestAlpha.alpha;
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}
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}
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return target;
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}
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}
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export enum ParticleSystemCurveMode {
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Constant = 0,
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Curve = 1,
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TwoCurves = 2,
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TwoConstants = 3
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}
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export enum ParticleSystemGradientMode {
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Color = 0,
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Gradient = 1,
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TwoColors = 2,
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TwoGradients = 3,
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RandomColor = 4,
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}
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export enum ParticleSystemSimulationSpace {
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Local = 0,
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World = 1,
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Custom = 2
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}
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export enum ParticleSystemShapeType {
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Sphere = 0,
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SphereShell = 1,
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Hemisphere = 2,
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HemisphereShell = 3,
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Cone = 4,
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Box = 5,
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Mesh = 6,
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ConeShell = 7,
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ConeVolume = 8,
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ConeVolumeShell = 9,
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Circle = 10,
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CircleEdge = 11,
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SingleSidedEdge = 12,
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MeshRenderer = 13,
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SkinnedMeshRenderer = 14,
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BoxShell = 15,
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BoxEdge = 16,
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Donut = 17,
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Rectangle = 18,
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Sprite = 19,
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SpriteRenderer = 20
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}
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export enum ParticleSystemShapeMultiModeValue {
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Random = 0,
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Loop = 1,
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PingPong = 2,
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BurstSpread = 3,
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}
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export class MinMaxCurve {
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@serializable()
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mode!: ParticleSystemCurveMode;
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@serializable()
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constant!: number;
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@serializable()
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constantMin!: number;
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@serializable()
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constantMax!: number;
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@serializable(AnimationCurve)
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curve?: AnimationCurve;
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@serializable(AnimationCurve)
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curveMin?: AnimationCurve;
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@serializable(AnimationCurve)
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curveMax?: AnimationCurve;
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@serializable()
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curveMultiplier?: number;
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evaluate(t01: number, lerpFactor?: number): number {
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const t = lerpFactor === undefined ? Math.random() : lerpFactor;
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switch (this.mode) {
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case ParticleSystemCurveMode.Constant:
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return this.constant;
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case ParticleSystemCurveMode.Curve:
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t01 = Mathf.clamp01(t01);
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return this.curve!.evaluate(t01) * this.curveMultiplier!;
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case ParticleSystemCurveMode.TwoCurves:
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const t1 = t01 * this.curveMin!.duration;
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const t2 = t01 * this.curveMax!.duration;
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return Mathf.lerp(this.curveMin!.evaluate(t1), this.curveMax!.evaluate(t2), t % 1) * this.curveMultiplier!;
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case ParticleSystemCurveMode.TwoConstants:
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return Mathf.lerp(this.constantMin, this.constantMax, t % 1)
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default:
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this.curveMax!.evaluate(t01) * this.curveMultiplier!;
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break;
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}
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return 0;
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}
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getMax(): number {
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switch (this.mode) {
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case ParticleSystemCurveMode.Constant:
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return this.constant;
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case ParticleSystemCurveMode.Curve:
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return this.getMaxFromCurve(this.curve!) * this.curveMultiplier!;
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case ParticleSystemCurveMode.TwoCurves:
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return Math.max(this.getMaxFromCurve(this.curveMin), this.getMaxFromCurve(this.curveMax)) * this.curveMultiplier!;
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case ParticleSystemCurveMode.TwoConstants:
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return Math.max(this.constantMin, this.constantMax);
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default:
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return 0;
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}
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}
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private getMaxFromCurve(curve?: AnimationCurve) {
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if (!curve) return 0;
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let maxNumber = Number.MIN_VALUE;
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for (let i = 0; i < curve!.keys.length; i++) {
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const key = curve!.keys[i];
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if (key.value > maxNumber) {
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maxNumber = key.value;
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}
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}
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return maxNumber;
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}
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}
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export class MinMaxGradient {
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mode!: ParticleSystemGradientMode;
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@serializable(RGBAColor)
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color!: RGBAColor;
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@serializable(RGBAColor)
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colorMin!: RGBAColor;
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@serializable(RGBAColor)
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colorMax!: RGBAColor;
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@serializable(Gradient)
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gradient!: Gradient;
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@serializable(Gradient)
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gradientMin!: Gradient;
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@serializable(Gradient)
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gradientMax!: Gradient;
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private static _temp: RGBAColor = new RGBAColor(0, 0, 0, 1);
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private static _temp2: RGBAColor = new RGBAColor(0, 0, 0, 1);
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evaluate(t01: number, lerpFactor?: number): RGBAColor {
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const t = lerpFactor === undefined ? Math.random() : lerpFactor;
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switch (this.mode) {
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case ParticleSystemGradientMode.Color:
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return this.color;
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case ParticleSystemGradientMode.Gradient:
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this.gradient.evaluate(t01, MinMaxGradient._temp);
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return MinMaxGradient._temp
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case ParticleSystemGradientMode.TwoColors:
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const col1 = MinMaxGradient._temp.lerpColors(this.colorMin, this.colorMax, t);
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return col1;
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case ParticleSystemGradientMode.TwoGradients:
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this.gradientMin.evaluate(t01, MinMaxGradient._temp);
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this.gradientMax.evaluate(t01, MinMaxGradient._temp2);
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return MinMaxGradient._temp.lerp(MinMaxGradient._temp2, t);
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}
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// console.warn("Not implemented", ParticleSystemGradientMode[this.mode]);
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MinMaxGradient._temp.set(0xff00ff)
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MinMaxGradient._temp.alpha = 1;
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return MinMaxGradient._temp;
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}
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}
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272
|
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273
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declare type ParticleSystemScalingMode = {
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Hierarchy: number;
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Local: number;
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Shape: number;
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}
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278
|
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279
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export class MainModule {
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cullingMode!: number;
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duration!: number;
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emitterVelocityMode!: number;
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flipRotation!: number;
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@serializable(MinMaxCurve)
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gravityModifier!: MinMaxCurve;
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gravityModifierMultiplier!: number;
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loop!: boolean;
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maxParticles!: number;
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playOnAwake!: boolean;
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prewarm!: boolean;
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ringBufferLoopRange!: { x: number, y: number };
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ringBufferMode!: boolean;
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scalingMode!: ParticleSystemScalingMode;
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simulationSpace!: ParticleSystemSimulationSpace;
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simulationSpeed!: number;
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@serializable(MinMaxGradient)
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startColor!: MinMaxGradient;
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@serializable(MinMaxCurve)
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startDelay!: MinMaxCurve;
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startDelayMultiplier!: number;
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@serializable(MinMaxCurve)
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startLifetime!: MinMaxCurve;
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startLifetimeMultiplier!: number;
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@serializable(MinMaxCurve)
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startRotation!: MinMaxCurve;
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startRotationMultiplier!: number;
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startRotation3D!: boolean;
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@serializable(MinMaxCurve)
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startRotationX!: MinMaxCurve;
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310
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startRotationXMultiplier!: number;
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@serializable(MinMaxCurve)
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312
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startRotationY!: MinMaxCurve;
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313
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startRotationYMultiplier!: number;
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314
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@serializable(MinMaxCurve)
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315
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startRotationZ!: MinMaxCurve;
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316
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startRotationZMultiplier!: number;
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317
|
-
@serializable(MinMaxCurve)
|
318
|
-
startSize!: MinMaxCurve;
|
319
|
-
startSize3D!: boolean;
|
320
|
-
startSizeMultiplier!: number;
|
321
|
-
@serializable(MinMaxCurve)
|
322
|
-
startSizeX!: MinMaxCurve;
|
323
|
-
startSizeXMultiplier!: number;
|
324
|
-
@serializable(MinMaxCurve)
|
325
|
-
startSizeY!: MinMaxCurve;
|
326
|
-
startSizeYMultiplier!: number;
|
327
|
-
@serializable(MinMaxCurve)
|
328
|
-
startSizeZ!: MinMaxCurve;
|
329
|
-
startSizeZMultiplier!: number;
|
330
|
-
@serializable(MinMaxCurve)
|
331
|
-
startSpeed!: MinMaxCurve;
|
332
|
-
startSpeedMultiplier!: number;
|
333
|
-
stopAction!: number;
|
334
|
-
useUnscaledTime!: boolean;
|
335
|
-
}
|
336
|
-
|
337
|
-
|
338
|
-
export class ParticleBurst {
|
339
|
-
cycleCount!: number;
|
340
|
-
maxCount!: number;
|
341
|
-
minCount!: number;
|
342
|
-
probability!: number;
|
343
|
-
repeatInterval!: number;
|
344
|
-
time!: number;
|
345
|
-
count!: {
|
346
|
-
constant: number;
|
347
|
-
constantMax: number;
|
348
|
-
constantMin: number;
|
349
|
-
curve?: AnimationCurve;
|
350
|
-
curveMax?: AnimationCurve;
|
351
|
-
curveMin?: AnimationCurve;
|
352
|
-
curveMultiplier?: number;
|
353
|
-
mode: ParticleSystemCurveMode;
|
354
|
-
}
|
355
|
-
|
356
|
-
|
357
|
-
private _performed: number = 0;
|
358
|
-
|
359
|
-
|
360
|
-
reset() {
|
361
|
-
this._performed = 0;
|
362
|
-
}
|
363
|
-
run(time: number): number {
|
364
|
-
if (time <= this.time) {
|
365
|
-
this.reset();
|
366
|
-
return 0;
|
367
|
-
}
|
368
|
-
let amount = 0;
|
369
|
-
if (this.cycleCount === 0 || this._performed < this.cycleCount) {
|
370
|
-
const nextTime = this.time + this.repeatInterval * this._performed;
|
371
|
-
if (time >= nextTime) {
|
372
|
-
this._performed += 1;
|
373
|
-
if (Math.random() < this.probability) {
|
374
|
-
switch (this.count.mode) {
|
375
|
-
case ParticleSystemCurveMode.Constant:
|
376
|
-
amount = this.count.constant;
|
377
|
-
break;
|
378
|
-
case ParticleSystemCurveMode.TwoConstants:
|
379
|
-
amount = Mathf.lerp(this.count.constantMin, this.count.constantMax, Math.random());
|
380
|
-
break;
|
381
|
-
case ParticleSystemCurveMode.Curve:
|
382
|
-
amount = this.count.curve!.evaluate(Math.random());
|
383
|
-
break;
|
384
|
-
case ParticleSystemCurveMode.TwoCurves:
|
385
|
-
const t = Math.random();
|
386
|
-
amount = Mathf.lerp(this.count.curveMin!.evaluate(t), this.count.curveMax!.evaluate(t), Math.random());
|
387
|
-
break;
|
388
|
-
}
|
389
|
-
}
|
390
|
-
}
|
391
|
-
}
|
392
|
-
return amount;
|
393
|
-
}
|
394
|
-
}
|
395
|
-
|
396
|
-
export class EmissionModule {
|
397
|
-
|
398
|
-
@serializable()
|
399
|
-
enabled!: boolean;
|
400
|
-
|
401
|
-
|
402
|
-
get burstCount() {
|
403
|
-
return this.bursts?.length ?? 0;
|
404
|
-
}
|
405
|
-
|
406
|
-
@serializable()
|
407
|
-
bursts!: ParticleBurst[];
|
408
|
-
|
409
|
-
@serializable(MinMaxCurve)
|
410
|
-
rateOverTime!: MinMaxCurve;
|
411
|
-
@serializable()
|
412
|
-
rateOverTimeMultiplier!: number;
|
413
|
-
|
414
|
-
@serializable(MinMaxCurve)
|
415
|
-
rateOverDistance!: MinMaxCurve;
|
416
|
-
@serializable()
|
417
|
-
rateOverDistanceMultiplier!: number;
|
418
|
-
|
419
|
-
|
420
|
-
/** set from system */
|
421
|
-
system!: IParticleSystem;
|
422
|
-
|
423
|
-
reset() {
|
424
|
-
this.bursts?.forEach(b => b.reset());
|
425
|
-
}
|
426
|
-
|
427
|
-
getBurst() {
|
428
|
-
let amount = 0;
|
429
|
-
if (this.burstCount > 0) {
|
430
|
-
for (let i = 0; i < this.burstCount; i++) {
|
431
|
-
const burst = this.bursts[i];
|
432
|
-
if (burst.time >= this.system.time) {
|
433
|
-
burst.reset();
|
434
|
-
}
|
435
|
-
amount += Math.round(burst.run(this.system.time));
|
436
|
-
}
|
437
|
-
}
|
438
|
-
return amount;
|
439
|
-
}
|
440
|
-
}
|
441
|
-
|
442
|
-
export class ColorOverLifetimeModule {
|
443
|
-
enabled!: boolean;
|
444
|
-
@serializable(MinMaxGradient)
|
445
|
-
color!: MinMaxGradient;
|
446
|
-
}
|
447
|
-
|
448
|
-
export class SizeOverLifetimeModule {
|
449
|
-
enabled!: boolean;
|
450
|
-
separateAxes!: boolean;
|
451
|
-
@serializable(MinMaxCurve)
|
452
|
-
size!: MinMaxCurve;
|
453
|
-
sizeMultiplier!: number;
|
454
|
-
@serializable(MinMaxCurve)
|
455
|
-
x!: MinMaxCurve;
|
456
|
-
xMultiplier!: number;
|
457
|
-
@serializable(MinMaxCurve)
|
458
|
-
y!: MinMaxCurve;
|
459
|
-
yMultiplier!: number;
|
460
|
-
@serializable(MinMaxCurve)
|
461
|
-
z!: MinMaxCurve;
|
462
|
-
zMultiplier!: number;
|
463
|
-
|
464
|
-
private _time: number = 0;
|
465
|
-
private _temp = new Vector3();
|
466
|
-
|
467
|
-
evaluate(t01: number, target?: Vec3, lerpFactor?: number) {
|
468
|
-
if (!target) target = this._temp;
|
469
|
-
|
470
|
-
if (!this.enabled) {
|
471
|
-
target.x = target.y = target.z = 1;
|
472
|
-
return target;
|
473
|
-
}
|
474
|
-
|
475
|
-
if (!this.separateAxes) {
|
476
|
-
const scale = this.size.evaluate(t01, lerpFactor) * this.sizeMultiplier;
|
477
|
-
target.x = scale;
|
478
|
-
// target.y = scale;
|
479
|
-
// target.z = scale;
|
480
|
-
}
|
481
|
-
else {
|
482
|
-
target.x = this.x.evaluate(t01, lerpFactor) * this.xMultiplier;
|
483
|
-
target.y = this.y.evaluate(t01, lerpFactor) * this.yMultiplier;
|
484
|
-
target.z = this.z.evaluate(t01, lerpFactor) * this.zMultiplier;
|
485
|
-
}
|
486
|
-
return target;
|
487
|
-
}
|
488
|
-
}
|
489
|
-
|
490
|
-
export class ShapeModule implements EmitterShape {
|
491
|
-
|
492
|
-
// Emittershape start
|
493
|
-
get type(): string {
|
494
|
-
return ParticleSystemShapeType[this.shapeType];
|
495
|
-
}
|
496
|
-
initialize(particle: Particle): void {
|
497
|
-
this.getPosition();
|
498
|
-
particle.position.copy(this._vector);
|
499
|
-
}
|
500
|
-
toJSON(): ShapeJSON {
|
501
|
-
return this;
|
502
|
-
}
|
503
|
-
clone(): EmitterShape {
|
504
|
-
return new ShapeModule();
|
505
|
-
}
|
506
|
-
// EmitterShape end
|
507
|
-
|
508
|
-
@serializable()
|
509
|
-
shapeType: ParticleSystemShapeType = ParticleSystemShapeType.Box;
|
510
|
-
@serializable()
|
511
|
-
enabled: boolean = true;
|
512
|
-
@serializable()
|
513
|
-
alignToDirection: boolean = false;
|
514
|
-
@serializable()
|
515
|
-
angle: number = 0;
|
516
|
-
@serializable()
|
517
|
-
arc: number = 360;
|
518
|
-
@serializable()
|
519
|
-
arcSpread!: number;
|
520
|
-
@serializable()
|
521
|
-
arcSpeedMultiplier!: number;
|
522
|
-
@serializable()
|
523
|
-
arcMode!: ParticleSystemShapeMultiModeValue;
|
524
|
-
|
525
|
-
|
526
|
-
@serializable(Vector3)
|
527
|
-
boxThickness!: Vector3;
|
528
|
-
@serializable(Vector3)
|
529
|
-
position!: Vector3;
|
530
|
-
@serializable(Vector3)
|
531
|
-
rotation!: Vector3;
|
532
|
-
private _rotation: Euler = new Euler();
|
533
|
-
@serializable(Vector3)
|
534
|
-
scale!: Vector3;
|
535
|
-
|
536
|
-
@serializable()
|
537
|
-
radius!: number;
|
538
|
-
@serializable()
|
539
|
-
radiusThickness!: number;
|
540
|
-
@serializable()
|
541
|
-
sphericalDirectionAmount!: number;
|
542
|
-
@serializable()
|
543
|
-
randomDirectionAmount!: number;
|
544
|
-
@serializable()
|
545
|
-
randomPositionAmount!: number;
|
546
|
-
|
547
|
-
private system!: IParticleSystem;
|
548
|
-
private _space?: ParticleSystemSimulationSpace;
|
549
|
-
private readonly _worldSpaceMatrix: Matrix4 = new Matrix4();
|
550
|
-
private readonly _worldSpaceMatrixInverse: Matrix4 = new Matrix4();
|
551
|
-
|
552
|
-
constructor() {
|
553
|
-
if (debug)
|
554
|
-
console.log(this);
|
555
|
-
}
|
556
|
-
|
557
|
-
update(system: IParticleSystem, _context: Context, simulationSpace: ParticleSystemSimulationSpace, obj: Object3D) {
|
558
|
-
this.system = system;
|
559
|
-
this._space = simulationSpace;
|
560
|
-
if (simulationSpace === ParticleSystemSimulationSpace.World) {
|
561
|
-
this._worldSpaceMatrix.copy(obj.matrixWorld);
|
562
|
-
// set scale to 1
|
563
|
-
this._worldSpaceMatrix.elements[0] = 1;
|
564
|
-
this._worldSpaceMatrix.elements[5] = 1;
|
565
|
-
this._worldSpaceMatrix.elements[10] = 1;
|
566
|
-
this._worldSpaceMatrixInverse.copy(this._worldSpaceMatrix).invert();
|
567
|
-
}
|
568
|
-
}
|
569
|
-
|
570
|
-
private applyRotation(vector: Vector3) {
|
571
|
-
const isRotated = this.rotation.x !== 0 || this.rotation.y !== 0 || this.rotation.z !== 0;
|
572
|
-
if (isRotated) {
|
573
|
-
// console.log(this._rotation);
|
574
|
-
// TODO: we need to convert this to threejs euler
|
575
|
-
this._rotation.x = Mathf.toRadians(this.rotation.x);
|
576
|
-
this._rotation.y = Mathf.toRadians(this.rotation.y);
|
577
|
-
this._rotation.z = Mathf.toRadians(this.rotation.z);
|
578
|
-
this._rotation.order = 'ZYX';
|
579
|
-
vector.applyEuler(this._rotation);
|
580
|
-
// this._quat.setFromEuler(this._rotation);
|
581
|
-
// // this._quat.invert();
|
582
|
-
// this._quat.x *= -1;
|
583
|
-
// // this._quat.y *= -1;
|
584
|
-
// // this._quat.z *= -1;
|
585
|
-
// this._quat.w *= -1;
|
586
|
-
// vector.applyQuaternion(this._quat);
|
587
|
-
|
588
|
-
}
|
589
|
-
return isRotated;
|
590
|
-
}
|
591
|
-
|
592
|
-
/** nebula implementations: */
|
593
|
-
|
594
|
-
/** initializer implementation */
|
595
|
-
private _vector: Vector3 = new Vector3(0, 0, 0);
|
596
|
-
private _temp: Vector3 = new Vector3(0, 0, 0);
|
597
|
-
/** called by nebula on initialize */
|
598
|
-
get vector() {
|
599
|
-
return this._vector;
|
600
|
-
}
|
601
|
-
getPosition(): void {
|
602
|
-
this._vector.set(0, 0, 0);
|
603
|
-
const pos = this._temp.copy(this.position);
|
604
|
-
const isWorldSpace = this._space === ParticleSystemSimulationSpace.World;
|
605
|
-
if (isWorldSpace) {
|
606
|
-
pos.applyQuaternion(this.system.worldQuaternion);
|
607
|
-
}
|
608
|
-
let radius = this.radius;
|
609
|
-
if (isWorldSpace) radius *= this.system.worldScale.x;
|
610
|
-
if (this.enabled) {
|
611
|
-
switch (this.shapeType) {
|
612
|
-
case ParticleSystemShapeType.Box:
|
613
|
-
if (debug) Gizmos.DrawBox(this.position, this.scale, 0xdddddd, 1);
|
614
|
-
this._vector.x = Math.random() * this.scale.x - this.scale.x / 2;
|
615
|
-
this._vector.y = Math.random() * this.scale.y - this.scale.y / 2;
|
616
|
-
this._vector.z = Math.random() * this.scale.z - this.scale.z / 2;
|
617
|
-
this._vector.add(pos);
|
618
|
-
break;
|
619
|
-
case ParticleSystemShapeType.Cone:
|
620
|
-
this.randomConePoint(this.position, this.angle, radius, this.radiusThickness, this.arc, this.arcMode, this._vector);
|
621
|
-
break;
|
622
|
-
case ParticleSystemShapeType.Sphere:
|
623
|
-
this.randomSpherePoint(this.position, radius, this.radiusThickness, this.arc, this._vector);
|
624
|
-
break;
|
625
|
-
case ParticleSystemShapeType.Circle:
|
626
|
-
this.randomCirclePoint(this.position, radius, this.radiusThickness, this.arc, this._vector);
|
627
|
-
break;
|
628
|
-
default:
|
629
|
-
this._vector.set(0, 0, 0);
|
630
|
-
break;
|
631
|
-
// case ParticleSystemShapeType.Hemisphere:
|
632
|
-
// randomSpherePoint(this.position.x, this.position.y, this.position.z, this.radius, this.radiusThickness, 180, this._vector);
|
633
|
-
// break;
|
634
|
-
}
|
635
|
-
|
636
|
-
this.randomizePosition(this._vector, this.randomPositionAmount);
|
637
|
-
}
|
638
|
-
|
639
|
-
this.applyRotation(this._vector);
|
640
|
-
|
641
|
-
if (isWorldSpace) {
|
642
|
-
this._vector.applyQuaternion(this.system.worldQuaternion);
|
643
|
-
this._vector.add(this.system.worldPos);
|
644
|
-
}
|
645
|
-
|
646
|
-
if (debug) {
|
647
|
-
Gizmos.DrawSphere(this._vector, .03, 0xff0000, .5, true);
|
648
|
-
}
|
649
|
-
}
|
650
|
-
|
651
|
-
|
652
|
-
|
653
|
-
private _dir: Vector3 = new Vector3();
|
654
|
-
|
655
|
-
getDirection(pos: Vec3): Vector3 {
|
656
|
-
if (!this.enabled) {
|
657
|
-
this._dir.set(0, 0, 1);
|
658
|
-
return this._dir;
|
659
|
-
}
|
660
|
-
switch (this.shapeType) {
|
661
|
-
case ParticleSystemShapeType.Box:
|
662
|
-
this._dir.set(0, 0, 1);
|
663
|
-
break;
|
664
|
-
case ParticleSystemShapeType.Cone:
|
665
|
-
this._dir.set(0, 0, 1);
|
666
|
-
// apply cone angle
|
667
|
-
// this._dir.applyAxisAngle(new Vector3(0, 1, 0), Mathf.toRadians(this.angle));
|
668
|
-
break;
|
669
|
-
case ParticleSystemShapeType.Circle:
|
670
|
-
case ParticleSystemShapeType.Sphere:
|
671
|
-
const rx = pos.x;
|
672
|
-
const ry = pos.y;
|
673
|
-
const rz = pos.z;
|
674
|
-
this._dir.set(rx, ry, rz)
|
675
|
-
if (this.system?.worldspace)
|
676
|
-
this._dir.sub(this.system.worldPos)
|
677
|
-
else
|
678
|
-
this._dir.sub(this.position)
|
679
|
-
break;
|
680
|
-
default:
|
681
|
-
this._dir.set(0, 0, 1);
|
682
|
-
break;
|
683
|
-
}
|
684
|
-
if (this._space === ParticleSystemSimulationSpace.World) {
|
685
|
-
this._dir.applyQuaternion(this.system.worldQuaternion);
|
686
|
-
}
|
687
|
-
this.applyRotation(this._dir);
|
688
|
-
this._dir.normalize();
|
689
|
-
this.spherizeDirection(this._dir, this.sphericalDirectionAmount);
|
690
|
-
this.randomizeDirection(this._dir, this.randomDirectionAmount);
|
691
|
-
if (debug) {
|
692
|
-
Gizmos.DrawSphere(pos, .01, 0x883300, .5, true);
|
693
|
-
Gizmos.DrawDirection(pos, this._dir, 0x883300, .5, true);
|
694
|
-
}
|
695
|
-
return this._dir;
|
696
|
-
}
|
697
|
-
|
698
|
-
private static _randomQuat = new Quaternion();
|
699
|
-
private static _tempVec = new Vector3();
|
700
|
-
|
701
|
-
private randomizePosition(pos: Vector3, amount: number) {
|
702
|
-
if (amount <= 0) return;
|
703
|
-
const rp = ShapeModule._tempVec;
|
704
|
-
rp.set(Math.random() * 2 - 1, Math.random() * 2 - 1, Math.random() * 2 - 1);
|
705
|
-
rp.x *= amount * this.scale.x;
|
706
|
-
rp.y *= amount * this.scale.y;
|
707
|
-
rp.z *= amount * this.scale.z;
|
708
|
-
pos.add(rp);
|
709
|
-
}
|
710
|
-
|
711
|
-
private randomizeDirection(direction: Vector3, amount: number) {
|
712
|
-
if (amount === 0) return;
|
713
|
-
const randomQuat = ShapeModule._randomQuat;
|
714
|
-
const tempVec = ShapeModule._tempVec;
|
715
|
-
tempVec.set(Math.random() - .5, Math.random() - .5, Math.random() - .5).normalize();
|
716
|
-
randomQuat.setFromAxisAngle(tempVec, amount * Math.random() * Math.PI);
|
717
|
-
direction.applyQuaternion(randomQuat);
|
718
|
-
}
|
719
|
-
|
720
|
-
private spherizeDirection(dir: Vector3, amount: number) {
|
721
|
-
if (amount === 0) return;
|
722
|
-
const theta = Math.random() * Math.PI * 2;
|
723
|
-
const phi = Math.acos(1 - Math.random() * 2);
|
724
|
-
const x = Math.sin(phi) * Math.cos(theta);
|
725
|
-
const y = Math.sin(phi) * Math.sin(theta);
|
726
|
-
const z = Math.cos(phi);
|
727
|
-
const v = new Vector3(x, y, z);
|
728
|
-
dir.lerp(v, amount);
|
729
|
-
}
|
730
|
-
|
731
|
-
private randomSpherePoint(pos: Vec3, radius: number, thickness: number, arc: number, vec: Vec3) {
|
732
|
-
const u = Math.random();
|
733
|
-
const v = Math.random();
|
734
|
-
const theta = 2 * Math.PI * u * (arc / 360);
|
735
|
-
const phi = Math.acos(2 * v - 1);
|
736
|
-
const r = Mathf.lerp(1, 1 - (Math.pow(1 - Math.random(), Math.PI)), thickness) * (radius);
|
737
|
-
const x = pos.x + this.scale.x * (-r * Math.sin(phi) * Math.cos(theta));
|
738
|
-
const y = pos.y + this.scale.y * (r * Math.sin(phi) * Math.sin(theta));
|
739
|
-
const z = pos.z + this.scale.z * (r * Math.cos(phi));
|
740
|
-
vec.x = x;
|
741
|
-
vec.y = y;
|
742
|
-
vec.z = z;
|
743
|
-
}
|
744
|
-
|
745
|
-
private randomCirclePoint(pos:Vec3, radius:number, thickness:number, arg:number, vec:Vec3){
|
746
|
-
const u = Math.random();
|
747
|
-
const theta = 2 * Math.PI * u * (arg / 360);
|
748
|
-
const r = Mathf.lerp(1, 1 - (Math.pow(1 - Math.random(), Math.PI)), thickness) * (radius);
|
749
|
-
const x = pos.x + this.scale.x * r * Math.cos(theta);
|
750
|
-
const y = pos.y + this.scale.y * r * Math.sin(theta);
|
751
|
-
const z = pos.z;
|
752
|
-
vec.x = x;
|
753
|
-
vec.y = y;
|
754
|
-
vec.z = z;
|
755
|
-
}
|
756
|
-
|
757
|
-
private _loopTime: number = 0;
|
758
|
-
private _loopDirection: number = 1;
|
759
|
-
|
760
|
-
private randomConePoint(pos: Vec3, _angle: number, radius: number, thickness: number, arc: number, arcMode: ParticleSystemShapeMultiModeValue, vec: Vec3) {
|
761
|
-
let u = 0;
|
762
|
-
let v = 0;
|
763
|
-
switch (arcMode) {
|
764
|
-
case ParticleSystemShapeMultiModeValue.Random:
|
765
|
-
u = Math.random();
|
766
|
-
v = Math.random();
|
767
|
-
break;
|
768
|
-
case ParticleSystemShapeMultiModeValue.PingPong:
|
769
|
-
if (this._loopTime > 1) this._loopDirection = -1;
|
770
|
-
if (this._loopTime < 0) this._loopDirection = 1;
|
771
|
-
// continue with loop
|
772
|
-
|
773
|
-
case ParticleSystemShapeMultiModeValue.Loop:
|
774
|
-
u = .5;
|
775
|
-
v = Math.random()
|
776
|
-
this._loopTime += this.system.deltaTime * this._loopDirection;
|
777
|
-
break;
|
778
|
-
}
|
779
|
-
|
780
|
-
let theta = 2 * Math.PI * u * (arc / 360);
|
781
|
-
switch (arcMode) {
|
782
|
-
case ParticleSystemShapeMultiModeValue.PingPong:
|
783
|
-
case ParticleSystemShapeMultiModeValue.Loop:
|
784
|
-
theta += Math.PI + .5;
|
785
|
-
theta += this._loopTime * Math.PI * 2;
|
786
|
-
theta %= Mathf.toRadians(arc);
|
787
|
-
break;
|
788
|
-
}
|
789
|
-
|
790
|
-
const phi = Math.acos(2 * v - 1);
|
791
|
-
const r = Mathf.lerp(1, 1 - (Math.pow(1 - Math.random(), Math.PI)), thickness) * radius;
|
792
|
-
const x = pos.x + (-r * Math.sin(phi) * Math.cos(theta));
|
793
|
-
const y = pos.y + (r * Math.sin(phi) * Math.sin(theta));
|
794
|
-
const z = pos.z;
|
795
|
-
vec.x = x * this.scale.x;
|
796
|
-
vec.y = y * this.scale.y;
|
797
|
-
vec.z = z * this.scale.z;
|
798
|
-
}
|
799
|
-
}
|
800
|
-
|
801
|
-
|
802
|
-
|
803
|
-
|
804
|
-
|
805
|
-
export class NoiseModule {
|
806
|
-
@serializable()
|
807
|
-
damping!: boolean;
|
808
|
-
@serializable()
|
809
|
-
enabled!: boolean;
|
810
|
-
@serializable()
|
811
|
-
frequency!: number;
|
812
|
-
@serializable()
|
813
|
-
octaveCount!: number;
|
814
|
-
@serializable()
|
815
|
-
octaveMultiplier!: number;
|
816
|
-
@serializable()
|
817
|
-
octaveScale!: number;
|
818
|
-
@serializable(MinMaxCurve)
|
819
|
-
positionAmount!: MinMaxCurve;
|
820
|
-
@serializable()
|
821
|
-
quality!: number;
|
822
|
-
|
823
|
-
@serializable(MinMaxCurve)
|
824
|
-
remap!: MinMaxCurve;
|
825
|
-
@serializable()
|
826
|
-
remapEnabled!: boolean;
|
827
|
-
@serializable()
|
828
|
-
remapMultiplier!: number;
|
829
|
-
@serializable(MinMaxCurve)
|
830
|
-
remapX!: MinMaxCurve;
|
831
|
-
@serializable()
|
832
|
-
remapXMultiplier!: number;
|
833
|
-
@serializable(MinMaxCurve)
|
834
|
-
remapY!: MinMaxCurve;
|
835
|
-
@serializable()
|
836
|
-
remapYMultiplier!: number;
|
837
|
-
@serializable(MinMaxCurve)
|
838
|
-
remapZ!: MinMaxCurve;
|
839
|
-
@serializable()
|
840
|
-
remapZMultiplier!: number;
|
841
|
-
|
842
|
-
@serializable()
|
843
|
-
scrollSpeedMultiplier!: number;
|
844
|
-
@serializable()
|
845
|
-
separateAxes!: boolean;
|
846
|
-
@serializable()
|
847
|
-
strengthMultiplier!: number;
|
848
|
-
@serializable(MinMaxCurve)
|
849
|
-
strengthX!: MinMaxCurve;
|
850
|
-
@serializable()
|
851
|
-
strengthXMultiplier!: number;
|
852
|
-
@serializable(MinMaxCurve)
|
853
|
-
strengthY!: MinMaxCurve;
|
854
|
-
@serializable()
|
855
|
-
strengthYMultiplier!: number;
|
856
|
-
@serializable(MinMaxCurve)
|
857
|
-
strengthZ!: MinMaxCurve;
|
858
|
-
@serializable()
|
859
|
-
strengthZMultiplier!: number;
|
860
|
-
|
861
|
-
|
862
|
-
private _noise?: NoiseFunction4D;
|
863
|
-
private _time: number = 0;
|
864
|
-
|
865
|
-
update(context: Context) {
|
866
|
-
this._time += context.time.deltaTime * this.scrollSpeedMultiplier;
|
867
|
-
}
|
868
|
-
|
869
|
-
/** nebula implementations: */
|
870
|
-
private _temp: Vector3 = new Vector3();
|
871
|
-
apply(_index: number, pos: Vec3, vel: Vec3, _deltaTime: number, age: number, life: number) {
|
872
|
-
if (!this.enabled) return;
|
873
|
-
if (!this._noise) {
|
874
|
-
this._noise = createNoise4D(() => 0);
|
875
|
-
}
|
876
|
-
const temp = this._temp.set(pos.x, pos.y, pos.z).multiplyScalar(this.frequency);
|
877
|
-
const nx = this._noise(temp.x, temp.y, temp.z, this._time);
|
878
|
-
const ny = this._noise(temp.x, temp.y, temp.z, this._time + 1000 * this.frequency);
|
879
|
-
const nz = this._noise(temp.x, temp.y, temp.z, this._time + 2000 * this.frequency);
|
880
|
-
this._temp.set(nx, ny, nz).normalize()
|
881
|
-
|
882
|
-
const t = age / life;
|
883
|
-
let strengthFactor = this.positionAmount.evaluate(t);
|
884
|
-
if (!this.separateAxes) {
|
885
|
-
if (this.strengthX) {
|
886
|
-
strengthFactor *= this.strengthX.evaluate(t) * 1.5;
|
887
|
-
}
|
888
|
-
// strengthFactor *= this.strengthMultiplier;
|
889
|
-
// strengthFactor *= deltaTime;
|
890
|
-
this._temp.multiplyScalar(strengthFactor);
|
891
|
-
}
|
892
|
-
else {
|
893
|
-
this._temp.x *= strengthFactor * this.strengthXMultiplier
|
894
|
-
this._temp.y *= strengthFactor * this.strengthYMultiplier;
|
895
|
-
this._temp.z *= strengthFactor * this.strengthZMultiplier;
|
896
|
-
}
|
897
|
-
// this._temp.setLength(strengthFactor * deltaTime);
|
898
|
-
vel.x += this._temp.x;
|
899
|
-
vel.y += this._temp.y;
|
900
|
-
vel.z += this._temp.z;
|
901
|
-
}
|
902
|
-
}
|
903
|
-
|
904
|
-
export enum ParticleSystemTrailMode {
|
905
|
-
PerParticle,
|
906
|
-
Ribbon,
|
907
|
-
}
|
908
|
-
|
909
|
-
export enum ParticleSystemTrailTextureMode {
|
910
|
-
Stretch = 0,
|
911
|
-
Tile = 1,
|
912
|
-
DistributePerSegment = 2,
|
913
|
-
RepeatPerSegment = 3,
|
914
|
-
}
|
915
|
-
|
916
|
-
export class TrailModule {
|
917
|
-
|
918
|
-
@serializable()
|
919
|
-
enabled!: boolean;
|
920
|
-
|
921
|
-
@serializable()
|
922
|
-
attachRibbonToTransform = false;
|
923
|
-
|
924
|
-
@serializable(MinMaxGradient)
|
925
|
-
colorOverLifetime!: MinMaxGradient;
|
926
|
-
|
927
|
-
@serializable(MinMaxGradient)
|
928
|
-
colorOverTrail!: MinMaxGradient;
|
929
|
-
|
930
|
-
@serializable()
|
931
|
-
dieWithParticles: boolean = true;
|
932
|
-
|
933
|
-
@serializable()
|
934
|
-
inheritParticleColor: boolean = true;
|
935
|
-
|
936
|
-
@serializable(MinMaxCurve)
|
937
|
-
lifetime!: MinMaxCurve;
|
938
|
-
@serializable()
|
939
|
-
lifetimeMultiplier!: number;
|
940
|
-
|
941
|
-
@serializable()
|
942
|
-
minVertexDistance: number = .2;
|
943
|
-
|
944
|
-
@serializable()
|
945
|
-
mode: ParticleSystemTrailMode = ParticleSystemTrailMode.PerParticle;
|
946
|
-
|
947
|
-
@serializable()
|
948
|
-
ratio: number = 1;
|
949
|
-
|
950
|
-
@serializable()
|
951
|
-
ribbonCount: number = 1;
|
952
|
-
|
953
|
-
@serializable()
|
954
|
-
shadowBias: number = 0;
|
955
|
-
|
956
|
-
@serializable()
|
957
|
-
sizeAffectsLifetime: boolean = false;
|
958
|
-
|
959
|
-
@serializable()
|
960
|
-
sizeAffectsWidth: boolean = false;
|
961
|
-
|
962
|
-
@serializable()
|
963
|
-
splitSubEmitterRibbons: boolean = false;
|
964
|
-
|
965
|
-
@serializable()
|
966
|
-
textureMode: ParticleSystemTrailTextureMode = ParticleSystemTrailTextureMode.Stretch;
|
967
|
-
|
968
|
-
@serializable(MinMaxCurve)
|
969
|
-
widthOverTrail!: MinMaxCurve;
|
970
|
-
@serializable()
|
971
|
-
widthOverTrailMultiplier!: number;
|
972
|
-
|
973
|
-
@serializable()
|
974
|
-
worldSpace: boolean = false;
|
975
|
-
|
976
|
-
getWidth(size: number, _life01: number, pos01: number) {
|
977
|
-
let res = this.widthOverTrail.evaluate(pos01);
|
978
|
-
if (pos01 === 0) res = size;
|
979
|
-
size *= res;
|
980
|
-
return size;
|
981
|
-
}
|
982
|
-
|
983
|
-
getColor(color: Vector4, life01: number, pos01: number) {
|
984
|
-
const overTrail = this.colorOverTrail.evaluate(pos01);
|
985
|
-
const overLife = this.colorOverLifetime.evaluate(life01);
|
986
|
-
color.x *= overTrail.r * overLife.r;
|
987
|
-
color.y *= overTrail.g * overLife.g;
|
988
|
-
color.z *= overTrail.b * overLife.b;
|
989
|
-
color.w *= overTrail.alpha * overLife.alpha;
|
990
|
-
}
|
991
|
-
}
|
992
|
-
|
993
|
-
export class VelocityOverLifetimeModule {
|
994
|
-
@serializable()
|
995
|
-
enabled!: boolean;
|
996
|
-
|
997
|
-
@serializable()
|
998
|
-
space: ParticleSystemSimulationSpace = ParticleSystemSimulationSpace.Local;
|
999
|
-
|
1000
|
-
@serializable(MinMaxCurve)
|
1001
|
-
orbitalX!: MinMaxCurve;
|
1002
|
-
@serializable(MinMaxCurve)
|
1003
|
-
orbitalY!: MinMaxCurve;
|
1004
|
-
@serializable(MinMaxCurve)
|
1005
|
-
orbitalZ!: MinMaxCurve;
|
1006
|
-
|
1007
|
-
@serializable()
|
1008
|
-
orbitalXMultiplier!: number;
|
1009
|
-
@serializable()
|
1010
|
-
orbitalYMultiplier!: number;
|
1011
|
-
@serializable()
|
1012
|
-
orbitalZMultiplier!: number;
|
1013
|
-
|
1014
|
-
@serializable()
|
1015
|
-
orbitalOffsetX!: number;
|
1016
|
-
@serializable()
|
1017
|
-
orbitalOffsetY!: number;
|
1018
|
-
@serializable()
|
1019
|
-
orbitalOffsetZ!: number;
|
1020
|
-
|
1021
|
-
@serializable(MinMaxCurve)
|
1022
|
-
speedModifier!: MinMaxCurve;
|
1023
|
-
@serializable()
|
1024
|
-
speedModifierMultiplier!: number;
|
1025
|
-
@serializable(MinMaxCurve)
|
1026
|
-
x!: MinMaxCurve;
|
1027
|
-
@serializable()
|
1028
|
-
xMultiplier!: number;
|
1029
|
-
@serializable(MinMaxCurve)
|
1030
|
-
y!: MinMaxCurve;
|
1031
|
-
@serializable()
|
1032
|
-
yMultiplier!: number;
|
1033
|
-
@serializable(MinMaxCurve)
|
1034
|
-
z!: MinMaxCurve;
|
1035
|
-
@serializable()
|
1036
|
-
zMultiplier!: number;
|
1037
|
-
|
1038
|
-
private _system?: IParticleSystem;
|
1039
|
-
// private _worldRotation: Quaternion = new Quaternion();
|
1040
|
-
|
1041
|
-
update(system: IParticleSystem) {
|
1042
|
-
this._system = system;
|
1043
|
-
}
|
1044
|
-
|
1045
|
-
private _temp: Vector3 = new Vector3();
|
1046
|
-
private _temp2: Vector3 = new Vector3();
|
1047
|
-
private _temp3: Vector3 = new Vector3();
|
1048
|
-
private _hasOrbital = false;
|
1049
|
-
private _index = 0;
|
1050
|
-
private _orbitalMatrix: Matrix4 = new Matrix4();
|
1051
|
-
|
1052
|
-
init(particle: object) {
|
1053
|
-
if (this._index == 0) particle["debug"] = true;
|
1054
|
-
this._index += 1;
|
1055
|
-
particle["orbitx"] = this.orbitalX.evaluate(Math.random());
|
1056
|
-
particle["orbity"] = this.orbitalY.evaluate(Math.random());
|
1057
|
-
particle["orbitz"] = this.orbitalZ.evaluate(Math.random());
|
1058
|
-
// console.log(particle["orbitx"], particle["orbity"], particle["orbitz"])
|
1059
|
-
this._hasOrbital = particle["orbitx"] != 0 || particle["orbity"] != 0 || particle["orbitz"] != 0;
|
1060
|
-
}
|
1061
|
-
|
1062
|
-
apply(_particle: object, _index: number, _pos: Vec3, vel: Vec3, _dt: number, age: number, life: number) {
|
1063
|
-
if (!this.enabled) return;
|
1064
|
-
const t = age / life;
|
1065
|
-
|
1066
|
-
const speed = this.speedModifier.evaluate(t) * this.speedModifierMultiplier;
|
1067
|
-
const x = this.x.evaluate(t);
|
1068
|
-
const y = this.y.evaluate(t);
|
1069
|
-
const z = this.z.evaluate(t);
|
1070
|
-
this._temp.set(-x, y, z);
|
1071
|
-
if (this._system) {
|
1072
|
-
// if (this.space === ParticleSystemSimulationSpace.World) {
|
1073
|
-
// this._temp.applyQuaternion(this._system.worldQuaternionInverted);
|
1074
|
-
// }
|
1075
|
-
// if (this._system.main.simulationSpace === ParticleSystemSimulationSpace.World) {
|
1076
|
-
// this._temp.applyQuaternion(this._system.worldQuaternion);
|
1077
|
-
// }
|
1078
|
-
}
|
1079
|
-
|
1080
|
-
if (this._hasOrbital) {
|
1081
|
-
const position = this._system?.worldPos;
|
1082
|
-
if (position) {
|
1083
|
-
|
1084
|
-
// TODO: we absolutely need to fix this, this is a hack for a specific usecase and doesnt work yet correctly
|
1085
|
-
// https://github.com/needle-tools/needle-tiny/issues/710
|
1086
|
-
|
1087
|
-
const pos = this._temp2.set(_pos.x, _pos.y, _pos.z);
|
1088
|
-
|
1089
|
-
const ox = this.orbitalXMultiplier;// particle["orbitx"];
|
1090
|
-
const oy = this.orbitalYMultiplier;// particle["orbity"];
|
1091
|
-
const oz = this.orbitalZMultiplier;// particle["orbitz"];
|
1092
|
-
const angle = speed * Math.PI * 2 * 10; // < Oh god
|
1093
|
-
|
1094
|
-
const cosX = Math.cos(angle * ox);
|
1095
|
-
const sinX = Math.sin(angle * ox);
|
1096
|
-
const cosY = Math.cos(angle * oy);
|
1097
|
-
const sinY = Math.sin(angle * oy);
|
1098
|
-
const cosZ = Math.cos(angle * oz);
|
1099
|
-
const sinZ = Math.sin(angle * oz);
|
1100
|
-
|
1101
|
-
const newX = pos.x * (cosY * cosZ) + pos.y * (cosY * sinZ) + pos.z * (-sinY);
|
1102
|
-
const newY = pos.x * (sinX * sinY * cosZ - cosX * sinZ) + pos.y * (sinX * sinY * sinZ + cosX * cosZ) + pos.z * (sinX * cosY);
|
1103
|
-
const newZ = pos.x * (cosX * sinY * cosZ + sinX * sinZ) + pos.y * (cosX * sinY * sinZ - sinX * cosZ) + pos.z * (cosX * cosY);
|
1104
|
-
|
1105
|
-
// pos.x += this.orbitalOffsetX;
|
1106
|
-
// pos.y += this.orbitalOffsetY;
|
1107
|
-
// pos.z += this.orbitalOffsetZ;
|
1108
|
-
const v = this._temp3.set(pos.x - newX, pos.y - newY, pos.z - newZ);
|
1109
|
-
v.normalize();
|
1110
|
-
v.multiplyScalar(.2 / _dt * (Math.max(this.orbitalXMultiplier, this.orbitalYMultiplier, this.orbitalZMultiplier)));
|
1111
|
-
vel.x += v.x;
|
1112
|
-
vel.y += v.y;
|
1113
|
-
vel.z += v.z;
|
1114
|
-
}
|
1115
|
-
}
|
1116
|
-
|
1117
|
-
vel.x += this._temp.x;
|
1118
|
-
vel.y += this._temp.y;
|
1119
|
-
vel.z += this._temp.z;
|
1120
|
-
vel.x *= speed;
|
1121
|
-
vel.y *= speed;
|
1122
|
-
vel.z *= speed;
|
1123
|
-
}
|
1124
|
-
}
|
1125
|
-
|
1126
|
-
|
1127
|
-
|
1128
|
-
enum ParticleSystemAnimationTimeMode {
|
1129
|
-
Lifetime,
|
1130
|
-
Speed,
|
1131
|
-
FPS,
|
1132
|
-
}
|
1133
|
-
|
1134
|
-
enum ParticleSystemAnimationMode {
|
1135
|
-
Grid,
|
1136
|
-
Sprites,
|
1137
|
-
}
|
1138
|
-
|
1139
|
-
enum ParticleSystemAnimationRowMode {
|
1140
|
-
Custom,
|
1141
|
-
Random,
|
1142
|
-
MeshIndex,
|
1143
|
-
}
|
1144
|
-
|
1145
|
-
enum ParticleSystemAnimationType {
|
1146
|
-
WholeSheet,
|
1147
|
-
SingleRow,
|
1148
|
-
}
|
1149
|
-
|
1150
|
-
export class TextureSheetAnimationModule {
|
1151
|
-
|
1152
|
-
@serializable()
|
1153
|
-
animation!: ParticleSystemAnimationType;
|
1154
|
-
|
1155
|
-
@serializable()
|
1156
|
-
enabled!: boolean;
|
1157
|
-
|
1158
|
-
@serializable()
|
1159
|
-
cycleCount!: number;
|
1160
|
-
|
1161
|
-
@serializable(MinMaxCurve)
|
1162
|
-
frameOverTime!: MinMaxCurve;
|
1163
|
-
@serializable()
|
1164
|
-
frameOverTimeMultiplier!: number;
|
1165
|
-
|
1166
|
-
@serializable()
|
1167
|
-
numTilesX!: number;
|
1168
|
-
@serializable()
|
1169
|
-
numTilesY!: number;
|
1170
|
-
|
1171
|
-
@serializable(MinMaxCurve)
|
1172
|
-
startFrame!: MinMaxCurve;
|
1173
|
-
@serializable()
|
1174
|
-
startFrameMultiplier!: number;
|
1175
|
-
|
1176
|
-
@serializable()
|
1177
|
-
rowMode!: ParticleSystemAnimationRowMode;
|
1178
|
-
@serializable()
|
1179
|
-
rowIndex!: number;
|
1180
|
-
|
1181
|
-
@serializable()
|
1182
|
-
spriteCount!: number;
|
1183
|
-
|
1184
|
-
@serializable()
|
1185
|
-
timeMode!: ParticleSystemAnimationTimeMode;
|
1186
|
-
|
1187
|
-
private sampleOnceAtStart(): boolean {
|
1188
|
-
if (this.timeMode === ParticleSystemAnimationTimeMode.Lifetime) {
|
1189
|
-
switch (this.frameOverTime.mode) {
|
1190
|
-
case ParticleSystemCurveMode.Constant:
|
1191
|
-
case ParticleSystemCurveMode.TwoConstants:
|
1192
|
-
case ParticleSystemCurveMode.TwoCurves:
|
1193
|
-
case ParticleSystemCurveMode.Curve:
|
1194
|
-
return true;
|
1195
|
-
}
|
1196
|
-
}
|
1197
|
-
return false;
|
1198
|
-
}
|
1199
|
-
|
1200
|
-
getStartIndex(): number {
|
1201
|
-
if (this.sampleOnceAtStart()) {
|
1202
|
-
const start = Math.random();
|
1203
|
-
return start * (this.numTilesX * this.numTilesY);
|
1204
|
-
}
|
1205
|
-
return 0;
|
1206
|
-
}
|
1207
|
-
|
1208
|
-
evaluate(t01: number): number | undefined {
|
1209
|
-
if (this.sampleOnceAtStart()) {
|
1210
|
-
return undefined;
|
1211
|
-
}
|
1212
|
-
return this.getIndex(t01);
|
1213
|
-
}
|
1214
|
-
|
1215
|
-
private getIndex(t01: number): number {
|
1216
|
-
const tiles = this.numTilesX * this.numTilesY;
|
1217
|
-
t01 = t01 * this.cycleCount;
|
1218
|
-
let index = this.frameOverTime.evaluate(t01 % 1);
|
1219
|
-
index *= this.frameOverTimeMultiplier;
|
1220
|
-
index *= tiles;
|
1221
|
-
index = index % tiles;
|
1222
|
-
index = Math.floor(index);
|
1223
|
-
return index;
|
1224
|
-
}
|
1225
|
-
}
|
1226
|
-
|
1227
|
-
|
1228
|
-
export class RotationOverLifetimeModule {
|
1229
|
-
@serializable()
|
1230
|
-
enabled!: boolean;
|
1231
|
-
|
1232
|
-
@serializable()
|
1233
|
-
separateAxes!: boolean;
|
1234
|
-
|
1235
|
-
@serializable(MinMaxCurve)
|
1236
|
-
x!: MinMaxCurve;
|
1237
|
-
@serializable()
|
1238
|
-
xMultiplier!: number;
|
1239
|
-
@serializable(MinMaxCurve)
|
1240
|
-
y!: MinMaxCurve;
|
1241
|
-
@serializable()
|
1242
|
-
yMultiplier!: number;
|
1243
|
-
@serializable(MinMaxCurve)
|
1244
|
-
z!: MinMaxCurve;
|
1245
|
-
@serializable()
|
1246
|
-
zMultiplier!: number;
|
1247
|
-
|
1248
|
-
evaluate(t01: number, t: number): number {
|
1249
|
-
if (!this.enabled) return 0;
|
1250
|
-
if (!this.separateAxes) {
|
1251
|
-
const rot = this.z.evaluate(t01, t) * -1;
|
1252
|
-
return rot;
|
1253
|
-
}
|
1254
|
-
return 0;
|
1255
|
-
}
|
1256
|
-
}
|
1257
|
-
|
1258
|
-
export class RotationBySpeedModule {
|
1259
|
-
@serializable()
|
1260
|
-
enabled!: boolean;
|
1261
|
-
|
1262
|
-
@serializable()
|
1263
|
-
range!: Vec2;
|
1264
|
-
|
1265
|
-
@serializable()
|
1266
|
-
separateAxes!: boolean;
|
1267
|
-
|
1268
|
-
@serializable(MinMaxCurve)
|
1269
|
-
x!: MinMaxCurve;
|
1270
|
-
@serializable()
|
1271
|
-
xMultiplier!: number;
|
1272
|
-
@serializable(MinMaxCurve)
|
1273
|
-
y!: MinMaxCurve;
|
1274
|
-
@serializable()
|
1275
|
-
yMultiplier!: number;
|
1276
|
-
@serializable(MinMaxCurve)
|
1277
|
-
z!: MinMaxCurve;
|
1278
|
-
@serializable()
|
1279
|
-
zMultiplier!: number;
|
1280
|
-
|
1281
|
-
evaluate(_t01: number, speed: number): number {
|
1282
|
-
if (!this.enabled) return 0;
|
1283
|
-
if (!this.separateAxes) {
|
1284
|
-
const t = Mathf.lerp(this.range.x, this.range.y, speed);
|
1285
|
-
const rot = this.z.evaluate(t) * -1;
|
1286
|
-
return rot;
|
1287
|
-
}
|
1288
|
-
return 0;
|
1289
|
-
}
|
1290
|
-
}
|
1291
|
-
|
1292
|
-
|
1293
|
-
export class LimitVelocityOverLifetimeModule {
|
1294
|
-
@serializable()
|
1295
|
-
enabled!: boolean;
|
1296
|
-
|
1297
|
-
@serializable()
|
1298
|
-
dampen!: number;
|
1299
|
-
|
1300
|
-
@serializable(MinMaxCurve)
|
1301
|
-
drag!: MinMaxCurve;
|
1302
|
-
@serializable()
|
1303
|
-
dragMultiplier!: number;
|
1304
|
-
|
1305
|
-
@serializable(MinMaxCurve)
|
1306
|
-
limit!: MinMaxCurve;
|
1307
|
-
@serializable()
|
1308
|
-
limitMultiplier!: number;
|
1309
|
-
|
1310
|
-
@serializable()
|
1311
|
-
separateAxes!: boolean;
|
1312
|
-
|
1313
|
-
@serializable(MinMaxCurve)
|
1314
|
-
limitX!: MinMaxCurve;
|
1315
|
-
@serializable()
|
1316
|
-
limitXMultiplier!: number;
|
1317
|
-
@serializable(MinMaxCurve)
|
1318
|
-
limitY!: MinMaxCurve;
|
1319
|
-
@serializable()
|
1320
|
-
limitYMultiplier!: number;
|
1321
|
-
@serializable(MinMaxCurve)
|
1322
|
-
limitZ!: MinMaxCurve;
|
1323
|
-
@serializable()
|
1324
|
-
limitZMultiplier!: number;
|
1325
|
-
|
1326
|
-
@serializable()
|
1327
|
-
multiplyDragByParticleSize: boolean = false;
|
1328
|
-
@serializable()
|
1329
|
-
multiplyDragByParticleVelocity: boolean = false;
|
1330
|
-
|
1331
|
-
@serializable()
|
1332
|
-
space!: ParticleSystemSimulationSpace;
|
1333
|
-
|
1334
|
-
private _temp: Vector3 = new Vector3();
|
1335
|
-
private _temp2: Vector3 = new Vector3();
|
1336
|
-
|
1337
|
-
apply(_position: Vec3, baseVelocity: Vector3, currentVelocity: Vector3, _size: number, t01: number, _dt: number, _scale: number) {
|
1338
|
-
if (!this.enabled) return;
|
1339
|
-
// if (this.separateAxes) {
|
1340
|
-
// // const maxX = this.limitX.evaluate(t01) * this.limitXMultiplier;
|
1341
|
-
// // const maxY = this.limitY.evaluate(t01) * this.limitYMultiplier;
|
1342
|
-
// // const maxZ = this.limitZ.evaluate(t01) * this.limitZMultiplier;
|
1343
|
-
|
1344
|
-
// }
|
1345
|
-
// else
|
1346
|
-
{
|
1347
|
-
const max = this.limit.evaluate(t01) * this.limitMultiplier;
|
1348
|
-
const speed = baseVelocity.length();
|
1349
|
-
if (speed > max) {
|
1350
|
-
this._temp.copy(baseVelocity).normalize().multiplyScalar(max);
|
1351
|
-
let t = this.dampen * .5;
|
1352
|
-
// t *= scale;
|
1353
|
-
baseVelocity.x = Mathf.lerp(baseVelocity.x, this._temp.x, t);
|
1354
|
-
baseVelocity.y = Mathf.lerp(baseVelocity.y, this._temp.y, t);
|
1355
|
-
baseVelocity.z = Mathf.lerp(baseVelocity.z, this._temp.z, t);
|
1356
|
-
|
1357
|
-
// this._temp2.set(0, 0, 0);
|
1358
|
-
currentVelocity.x = Mathf.lerp(currentVelocity.x, this._temp.x, t);
|
1359
|
-
currentVelocity.y = Mathf.lerp(currentVelocity.y, this._temp.y, t);
|
1360
|
-
currentVelocity.z = Mathf.lerp(currentVelocity.z, this._temp.z, t);
|
1361
|
-
}
|
1362
|
-
// vel.multiplyScalar(dragFactor);
|
1363
|
-
}
|
1364
|
-
// vel.x *= 0.3;
|
1365
|
-
// vel.y *= 0.3;
|
1366
|
-
// vel.z *= 0.3;
|
1367
|
-
}
|
1368
|
-
}
|
1369
|
-
|
1370
|
-
|
1371
|
-
export enum ParticleSystemInheritVelocityMode {
|
1372
|
-
Initial,
|
1373
|
-
Current,
|
1374
|
-
}
|
1375
|
-
|
1376
|
-
export class InheritVelocityModule {
|
1377
|
-
|
1378
|
-
@serializable()
|
1379
|
-
enabled!: boolean;
|
1380
|
-
|
1381
|
-
@serializable(MinMaxCurve)
|
1382
|
-
curve!: MinMaxCurve;
|
1383
|
-
@serializable()
|
1384
|
-
curveMultiplier!: number;
|
1385
|
-
|
1386
|
-
@serializable()
|
1387
|
-
mode!: ParticleSystemInheritVelocityMode;
|
1388
|
-
|
1389
|
-
system!: IParticleSystem;
|
1390
|
-
private _lastWorldPosition!: Vector3;
|
1391
|
-
private _velocity: Vector3 = new Vector3();
|
1392
|
-
private _temp: Vector3 = new Vector3();
|
1393
|
-
|
1394
|
-
update(_context: Context) {
|
1395
|
-
if (!this.enabled) return;
|
1396
|
-
if (this.system.worldspace === false) return;
|
1397
|
-
if (this._lastWorldPosition) {
|
1398
|
-
this._velocity.copy(this.system.worldPos).sub(this._lastWorldPosition).multiplyScalar(1 / this.system.deltaTime);
|
1399
|
-
this._lastWorldPosition.copy(this.system.worldPos);
|
1400
|
-
}
|
1401
|
-
else {
|
1402
|
-
this._velocity.set(0, 0, 0);
|
1403
|
-
this._lastWorldPosition = this.system.worldPos.clone();
|
1404
|
-
}
|
1405
|
-
}
|
1406
|
-
|
1407
|
-
// TODO: make work for subsystems
|
1408
|
-
applyInitial(vel: Vector3) {
|
1409
|
-
if (!this.enabled) return;
|
1410
|
-
if (this.system.worldspace === false) return;
|
1411
|
-
if (this.mode === ParticleSystemInheritVelocityMode.Initial) {
|
1412
|
-
const factor = this.curve.evaluate(Math.random(), Math.random());
|
1413
|
-
this._temp.copy(this._velocity).multiplyScalar(factor);
|
1414
|
-
vel.add(this._temp);
|
1415
|
-
}
|
1416
|
-
}
|
1417
|
-
|
1418
|
-
applyCurrent(vel: Vector3, t01: number, lerpFactor: number) {
|
1419
|
-
if (!this.enabled) return;
|
1420
|
-
if (this.system.worldspace === false) return;
|
1421
|
-
if (this.mode === ParticleSystemInheritVelocityMode.Current) {
|
1422
|
-
const factor = this.curve.evaluate(t01, lerpFactor);
|
1423
|
-
this._temp.copy(this._velocity).multiplyScalar(factor);
|
1424
|
-
vel.add(this._temp);
|
1425
|
-
}
|
1426
|
-
}
|
1427
|
-
}
|
1428
|
-
|
1429
|
-
|
1430
|
-
export class SizeBySpeedModule {
|
1431
|
-
@serializable()
|
1432
|
-
enabled!: boolean;
|
1433
|
-
|
1434
|
-
@serializable(Vector2)
|
1435
|
-
range!: Vector2;
|
1436
|
-
@serializable()
|
1437
|
-
separateAxes!: boolean;
|
1438
|
-
|
1439
|
-
@serializable(MinMaxCurve)
|
1440
|
-
size!: MinMaxCurve;
|
1441
|
-
@serializable()
|
1442
|
-
sizeMultiplier!: number;
|
1443
|
-
|
1444
|
-
@serializable(MinMaxCurve)
|
1445
|
-
x!: MinMaxCurve;
|
1446
|
-
@serializable()
|
1447
|
-
xMultiplier!: number;
|
1448
|
-
@serializable(MinMaxCurve)
|
1449
|
-
y!: MinMaxCurve;
|
1450
|
-
@serializable()
|
1451
|
-
yMultiplier!: number;
|
1452
|
-
@serializable(MinMaxCurve)
|
1453
|
-
z!: MinMaxCurve;
|
1454
|
-
@serializable()
|
1455
|
-
zMultiplier!: number;
|
1456
|
-
|
1457
|
-
evaluate(vel: Vector3, _t01: number, lerpFactor: number, size: number): number {
|
1458
|
-
|
1459
|
-
const speed = vel.length();
|
1460
|
-
const x = Mathf.remap(speed, this.range.x, this.range.y, 0, 1);
|
1461
|
-
const factor = this.size.evaluate(x, lerpFactor);
|
1462
|
-
// return size;
|
1463
|
-
return size * factor;
|
1464
|
-
}
|
1465
|
-
}
|
1466
|
-
|
1467
|
-
export class ColorBySpeedModule {
|
1468
|
-
@serializable()
|
1469
|
-
enabled!: boolean;
|
1470
|
-
@serializable(Vector2)
|
1471
|
-
range!: Vector2;
|
1472
|
-
@serializable(MinMaxGradient)
|
1473
|
-
color!: MinMaxGradient;
|
1474
|
-
|
1475
|
-
evaluate(vel: Vector3, lerpFactor: number, color: Vector4) {
|
1476
|
-
const speed = vel.length();
|
1477
|
-
const x = Mathf.remap(speed, this.range.x, this.range.y, 0, 1);
|
1478
|
-
const res = this.color.evaluate(x, lerpFactor);
|
1479
|
-
color.x *= res.r;
|
1480
|
-
color.y *= res.g;
|
1481
|
-
color.z *= res.b;
|
1482
|
-
color.w *= res.alpha;
|
1483
|
-
}
|
1
|
+
import { Color, Matrix4, Object3D, PointLightShadow, Quaternion, Vector3, Vector2, Euler, Vector4, DirectionalLightHelper } from "three";
|
2
|
+
import { Mathf } from "../engine/engine_math";
|
3
|
+
import { serializable } from "../engine/engine_serialization";
|
4
|
+
import { RGBAColor } from "./js-extensions/RGBAColor";
|
5
|
+
import { AnimationCurve } from "./AnimationCurve";
|
6
|
+
import { Vec2, Vec3 } from "../engine/engine_types";
|
7
|
+
import { Context } from "../engine/engine_setup";
|
8
|
+
import { EmitterShape, FrameOverLife, Particle, ShapeJSON } from "three.quarks";
|
9
|
+
import { createNoise4D, NoiseFunction4D } from 'simplex-noise';
|
10
|
+
import { Gizmos } from "../engine/engine_gizmos";
|
11
|
+
import { getParam } from "../engine/engine_utils";
|
12
|
+
|
13
|
+
const debug = getParam("debugparticles");
|
14
|
+
|
15
|
+
declare type Color4 = { r: number, g: number, b: number, a: number };
|
16
|
+
declare type ColorKey = { time: number, color: Color4 };
|
17
|
+
declare type AlphaKey = { time: number, alpha: number };
|
18
|
+
|
19
|
+
export interface IParticleSystem {
|
20
|
+
get currentParticles(): number;
|
21
|
+
get maxParticles(): number;
|
22
|
+
get time(): number;
|
23
|
+
get deltaTime(): number;
|
24
|
+
get duration(): number;
|
25
|
+
readonly main: MainModule;
|
26
|
+
get container(): Object3D;
|
27
|
+
get worldspace(): boolean;
|
28
|
+
get worldPos(): Vector3;
|
29
|
+
get worldQuaternion(): Quaternion;
|
30
|
+
get worldQuaternionInverted(): Quaternion;
|
31
|
+
get worldScale(): Vector3;
|
32
|
+
get matrixWorld(): Matrix4;
|
33
|
+
}
|
34
|
+
|
35
|
+
|
36
|
+
export enum ParticleSystemRenderMode {
|
37
|
+
Billboard = 0,
|
38
|
+
Stretch = 1,
|
39
|
+
HorizontalBillboard = 2,
|
40
|
+
VerticalBillboard = 3,
|
41
|
+
Mesh = 4,
|
42
|
+
// None = 5,
|
43
|
+
}
|
44
|
+
|
45
|
+
|
46
|
+
export class Gradient {
|
47
|
+
@serializable()
|
48
|
+
alphaKeys!: Array<AlphaKey>;
|
49
|
+
@serializable()
|
50
|
+
colorKeys!: Array<ColorKey>;
|
51
|
+
|
52
|
+
get duration(): number {
|
53
|
+
return 1;
|
54
|
+
}
|
55
|
+
|
56
|
+
evaluate(time: number, target: RGBAColor) {
|
57
|
+
|
58
|
+
// target.r = this.colorKeys[0].color.r;
|
59
|
+
// target.g = this.colorKeys[0].color.g;
|
60
|
+
// target.b = this.colorKeys[0].color.b;
|
61
|
+
// target.alpha = this.alphaKeys[0].alpha;
|
62
|
+
// return;
|
63
|
+
|
64
|
+
let closestAlpha: AlphaKey | undefined = undefined;
|
65
|
+
let closestAlphaIndex = 0;
|
66
|
+
let closestColor: ColorKey | null = null;
|
67
|
+
let closestColorIndex = 0;
|
68
|
+
for (let i = 0; i < this.alphaKeys.length; i++) {
|
69
|
+
const key = this.alphaKeys[i];
|
70
|
+
if (key.time < time || !closestAlpha) {
|
71
|
+
closestAlpha = key;
|
72
|
+
closestAlphaIndex = i;
|
73
|
+
}
|
74
|
+
}
|
75
|
+
for (let i = 0; i < this.colorKeys.length; i++) {
|
76
|
+
const key = this.colorKeys[i];
|
77
|
+
if (key.time < time || !closestColor) {
|
78
|
+
closestColor = key;
|
79
|
+
closestColorIndex = i;
|
80
|
+
}
|
81
|
+
}
|
82
|
+
if (closestColor) {
|
83
|
+
const hasNextColor = closestColorIndex + 1 < this.colorKeys.length;
|
84
|
+
if (hasNextColor) {
|
85
|
+
const nextColor = this.colorKeys[closestColorIndex + 1];
|
86
|
+
const t = Mathf.remap(time, closestColor.time, nextColor.time, 0, 1);
|
87
|
+
target.r = Mathf.lerp(closestColor.color.r, nextColor.color.r, t);
|
88
|
+
target.g = Mathf.lerp(closestColor.color.g, nextColor.color.g, t);
|
89
|
+
target.b = Mathf.lerp(closestColor.color.b, nextColor.color.b, t);
|
90
|
+
}
|
91
|
+
else {
|
92
|
+
target.r = closestColor.color.r;
|
93
|
+
target.g = closestColor.color.g;
|
94
|
+
target.b = closestColor.color.b;
|
95
|
+
}
|
96
|
+
}
|
97
|
+
if (closestAlpha) {
|
98
|
+
const hasNextAlpha = closestAlphaIndex + 1 < this.alphaKeys.length;
|
99
|
+
if (hasNextAlpha) {
|
100
|
+
const nextAlpha = this.alphaKeys[closestAlphaIndex + 1];
|
101
|
+
const t = Mathf.remap(time, closestAlpha.time, nextAlpha.time, 0, 1);
|
102
|
+
target.alpha = Mathf.lerp(closestAlpha.alpha, nextAlpha.alpha, t);
|
103
|
+
}
|
104
|
+
else {
|
105
|
+
target.alpha = closestAlpha.alpha;
|
106
|
+
}
|
107
|
+
}
|
108
|
+
return target;
|
109
|
+
}
|
110
|
+
}
|
111
|
+
|
112
|
+
export enum ParticleSystemCurveMode {
|
113
|
+
Constant = 0,
|
114
|
+
Curve = 1,
|
115
|
+
TwoCurves = 2,
|
116
|
+
TwoConstants = 3
|
117
|
+
}
|
118
|
+
|
119
|
+
export enum ParticleSystemGradientMode {
|
120
|
+
Color = 0,
|
121
|
+
Gradient = 1,
|
122
|
+
TwoColors = 2,
|
123
|
+
TwoGradients = 3,
|
124
|
+
RandomColor = 4,
|
125
|
+
}
|
126
|
+
|
127
|
+
export enum ParticleSystemSimulationSpace {
|
128
|
+
Local = 0,
|
129
|
+
World = 1,
|
130
|
+
Custom = 2
|
131
|
+
}
|
132
|
+
|
133
|
+
export enum ParticleSystemShapeType {
|
134
|
+
Sphere = 0,
|
135
|
+
SphereShell = 1,
|
136
|
+
Hemisphere = 2,
|
137
|
+
HemisphereShell = 3,
|
138
|
+
Cone = 4,
|
139
|
+
Box = 5,
|
140
|
+
Mesh = 6,
|
141
|
+
ConeShell = 7,
|
142
|
+
ConeVolume = 8,
|
143
|
+
ConeVolumeShell = 9,
|
144
|
+
Circle = 10,
|
145
|
+
CircleEdge = 11,
|
146
|
+
SingleSidedEdge = 12,
|
147
|
+
MeshRenderer = 13,
|
148
|
+
SkinnedMeshRenderer = 14,
|
149
|
+
BoxShell = 15,
|
150
|
+
BoxEdge = 16,
|
151
|
+
Donut = 17,
|
152
|
+
Rectangle = 18,
|
153
|
+
Sprite = 19,
|
154
|
+
SpriteRenderer = 20
|
155
|
+
}
|
156
|
+
|
157
|
+
export enum ParticleSystemShapeMultiModeValue {
|
158
|
+
Random = 0,
|
159
|
+
Loop = 1,
|
160
|
+
PingPong = 2,
|
161
|
+
BurstSpread = 3,
|
162
|
+
}
|
163
|
+
|
164
|
+
export class MinMaxCurve {
|
165
|
+
@serializable()
|
166
|
+
mode!: ParticleSystemCurveMode;
|
167
|
+
@serializable()
|
168
|
+
constant!: number;
|
169
|
+
@serializable()
|
170
|
+
constantMin!: number;
|
171
|
+
@serializable()
|
172
|
+
constantMax!: number;
|
173
|
+
@serializable(AnimationCurve)
|
174
|
+
curve?: AnimationCurve;
|
175
|
+
@serializable(AnimationCurve)
|
176
|
+
curveMin?: AnimationCurve;
|
177
|
+
@serializable(AnimationCurve)
|
178
|
+
curveMax?: AnimationCurve;
|
179
|
+
@serializable()
|
180
|
+
curveMultiplier?: number;
|
181
|
+
|
182
|
+
evaluate(t01: number, lerpFactor?: number): number {
|
183
|
+
const t = lerpFactor === undefined ? Math.random() : lerpFactor;
|
184
|
+
switch (this.mode) {
|
185
|
+
case ParticleSystemCurveMode.Constant:
|
186
|
+
return this.constant;
|
187
|
+
case ParticleSystemCurveMode.Curve:
|
188
|
+
t01 = Mathf.clamp01(t01);
|
189
|
+
return this.curve!.evaluate(t01) * this.curveMultiplier!;
|
190
|
+
case ParticleSystemCurveMode.TwoCurves:
|
191
|
+
const t1 = t01 * this.curveMin!.duration;
|
192
|
+
const t2 = t01 * this.curveMax!.duration;
|
193
|
+
return Mathf.lerp(this.curveMin!.evaluate(t1), this.curveMax!.evaluate(t2), t % 1) * this.curveMultiplier!;
|
194
|
+
case ParticleSystemCurveMode.TwoConstants:
|
195
|
+
return Mathf.lerp(this.constantMin, this.constantMax, t % 1)
|
196
|
+
default:
|
197
|
+
this.curveMax!.evaluate(t01) * this.curveMultiplier!;
|
198
|
+
break;
|
199
|
+
}
|
200
|
+
return 0;
|
201
|
+
}
|
202
|
+
|
203
|
+
getMax(): number {
|
204
|
+
switch (this.mode) {
|
205
|
+
case ParticleSystemCurveMode.Constant:
|
206
|
+
return this.constant;
|
207
|
+
case ParticleSystemCurveMode.Curve:
|
208
|
+
return this.getMaxFromCurve(this.curve!) * this.curveMultiplier!;
|
209
|
+
case ParticleSystemCurveMode.TwoCurves:
|
210
|
+
return Math.max(this.getMaxFromCurve(this.curveMin), this.getMaxFromCurve(this.curveMax)) * this.curveMultiplier!;
|
211
|
+
case ParticleSystemCurveMode.TwoConstants:
|
212
|
+
return Math.max(this.constantMin, this.constantMax);
|
213
|
+
default:
|
214
|
+
return 0;
|
215
|
+
}
|
216
|
+
}
|
217
|
+
|
218
|
+
private getMaxFromCurve(curve?: AnimationCurve) {
|
219
|
+
if (!curve) return 0;
|
220
|
+
let maxNumber = Number.MIN_VALUE;
|
221
|
+
for (let i = 0; i < curve!.keys.length; i++) {
|
222
|
+
const key = curve!.keys[i];
|
223
|
+
if (key.value > maxNumber) {
|
224
|
+
maxNumber = key.value;
|
225
|
+
}
|
226
|
+
}
|
227
|
+
return maxNumber;
|
228
|
+
}
|
229
|
+
}
|
230
|
+
|
231
|
+
export class MinMaxGradient {
|
232
|
+
mode!: ParticleSystemGradientMode;
|
233
|
+
@serializable(RGBAColor)
|
234
|
+
color!: RGBAColor;
|
235
|
+
@serializable(RGBAColor)
|
236
|
+
colorMin!: RGBAColor;
|
237
|
+
@serializable(RGBAColor)
|
238
|
+
colorMax!: RGBAColor;
|
239
|
+
@serializable(Gradient)
|
240
|
+
gradient!: Gradient;
|
241
|
+
@serializable(Gradient)
|
242
|
+
gradientMin!: Gradient;
|
243
|
+
@serializable(Gradient)
|
244
|
+
gradientMax!: Gradient;
|
245
|
+
|
246
|
+
private static _temp: RGBAColor = new RGBAColor(0, 0, 0, 1);
|
247
|
+
private static _temp2: RGBAColor = new RGBAColor(0, 0, 0, 1);
|
248
|
+
|
249
|
+
evaluate(t01: number, lerpFactor?: number): RGBAColor {
|
250
|
+
const t = lerpFactor === undefined ? Math.random() : lerpFactor;
|
251
|
+
switch (this.mode) {
|
252
|
+
case ParticleSystemGradientMode.Color:
|
253
|
+
return this.color;
|
254
|
+
case ParticleSystemGradientMode.Gradient:
|
255
|
+
this.gradient.evaluate(t01, MinMaxGradient._temp);
|
256
|
+
return MinMaxGradient._temp
|
257
|
+
case ParticleSystemGradientMode.TwoColors:
|
258
|
+
const col1 = MinMaxGradient._temp.lerpColors(this.colorMin, this.colorMax, t);
|
259
|
+
return col1;
|
260
|
+
case ParticleSystemGradientMode.TwoGradients:
|
261
|
+
this.gradientMin.evaluate(t01, MinMaxGradient._temp);
|
262
|
+
this.gradientMax.evaluate(t01, MinMaxGradient._temp2);
|
263
|
+
return MinMaxGradient._temp.lerp(MinMaxGradient._temp2, t);
|
264
|
+
|
265
|
+
}
|
266
|
+
// console.warn("Not implemented", ParticleSystemGradientMode[this.mode]);
|
267
|
+
MinMaxGradient._temp.set(0xff00ff)
|
268
|
+
MinMaxGradient._temp.alpha = 1;
|
269
|
+
return MinMaxGradient._temp;
|
270
|
+
}
|
271
|
+
}
|
272
|
+
|
273
|
+
declare type ParticleSystemScalingMode = {
|
274
|
+
Hierarchy: number;
|
275
|
+
Local: number;
|
276
|
+
Shape: number;
|
277
|
+
}
|
278
|
+
|
279
|
+
export class MainModule {
|
280
|
+
cullingMode!: number;
|
281
|
+
duration!: number;
|
282
|
+
emitterVelocityMode!: number;
|
283
|
+
flipRotation!: number;
|
284
|
+
@serializable(MinMaxCurve)
|
285
|
+
gravityModifier!: MinMaxCurve;
|
286
|
+
gravityModifierMultiplier!: number;
|
287
|
+
loop!: boolean;
|
288
|
+
maxParticles!: number;
|
289
|
+
playOnAwake!: boolean;
|
290
|
+
prewarm!: boolean;
|
291
|
+
ringBufferLoopRange!: { x: number, y: number };
|
292
|
+
ringBufferMode!: boolean;
|
293
|
+
scalingMode!: ParticleSystemScalingMode;
|
294
|
+
simulationSpace!: ParticleSystemSimulationSpace;
|
295
|
+
simulationSpeed!: number;
|
296
|
+
@serializable(MinMaxGradient)
|
297
|
+
startColor!: MinMaxGradient;
|
298
|
+
@serializable(MinMaxCurve)
|
299
|
+
startDelay!: MinMaxCurve;
|
300
|
+
startDelayMultiplier!: number;
|
301
|
+
@serializable(MinMaxCurve)
|
302
|
+
startLifetime!: MinMaxCurve;
|
303
|
+
startLifetimeMultiplier!: number;
|
304
|
+
@serializable(MinMaxCurve)
|
305
|
+
startRotation!: MinMaxCurve;
|
306
|
+
startRotationMultiplier!: number;
|
307
|
+
startRotation3D!: boolean;
|
308
|
+
@serializable(MinMaxCurve)
|
309
|
+
startRotationX!: MinMaxCurve;
|
310
|
+
startRotationXMultiplier!: number;
|
311
|
+
@serializable(MinMaxCurve)
|
312
|
+
startRotationY!: MinMaxCurve;
|
313
|
+
startRotationYMultiplier!: number;
|
314
|
+
@serializable(MinMaxCurve)
|
315
|
+
startRotationZ!: MinMaxCurve;
|
316
|
+
startRotationZMultiplier!: number;
|
317
|
+
@serializable(MinMaxCurve)
|
318
|
+
startSize!: MinMaxCurve;
|
319
|
+
startSize3D!: boolean;
|
320
|
+
startSizeMultiplier!: number;
|
321
|
+
@serializable(MinMaxCurve)
|
322
|
+
startSizeX!: MinMaxCurve;
|
323
|
+
startSizeXMultiplier!: number;
|
324
|
+
@serializable(MinMaxCurve)
|
325
|
+
startSizeY!: MinMaxCurve;
|
326
|
+
startSizeYMultiplier!: number;
|
327
|
+
@serializable(MinMaxCurve)
|
328
|
+
startSizeZ!: MinMaxCurve;
|
329
|
+
startSizeZMultiplier!: number;
|
330
|
+
@serializable(MinMaxCurve)
|
331
|
+
startSpeed!: MinMaxCurve;
|
332
|
+
startSpeedMultiplier!: number;
|
333
|
+
stopAction!: number;
|
334
|
+
useUnscaledTime!: boolean;
|
335
|
+
}
|
336
|
+
|
337
|
+
|
338
|
+
export class ParticleBurst {
|
339
|
+
cycleCount!: number;
|
340
|
+
maxCount!: number;
|
341
|
+
minCount!: number;
|
342
|
+
probability!: number;
|
343
|
+
repeatInterval!: number;
|
344
|
+
time!: number;
|
345
|
+
count!: {
|
346
|
+
constant: number;
|
347
|
+
constantMax: number;
|
348
|
+
constantMin: number;
|
349
|
+
curve?: AnimationCurve;
|
350
|
+
curveMax?: AnimationCurve;
|
351
|
+
curveMin?: AnimationCurve;
|
352
|
+
curveMultiplier?: number;
|
353
|
+
mode: ParticleSystemCurveMode;
|
354
|
+
}
|
355
|
+
|
356
|
+
|
357
|
+
private _performed: number = 0;
|
358
|
+
|
359
|
+
|
360
|
+
reset() {
|
361
|
+
this._performed = 0;
|
362
|
+
}
|
363
|
+
run(time: number): number {
|
364
|
+
if (time <= this.time) {
|
365
|
+
this.reset();
|
366
|
+
return 0;
|
367
|
+
}
|
368
|
+
let amount = 0;
|
369
|
+
if (this.cycleCount === 0 || this._performed < this.cycleCount) {
|
370
|
+
const nextTime = this.time + this.repeatInterval * this._performed;
|
371
|
+
if (time >= nextTime) {
|
372
|
+
this._performed += 1;
|
373
|
+
if (Math.random() < this.probability) {
|
374
|
+
switch (this.count.mode) {
|
375
|
+
case ParticleSystemCurveMode.Constant:
|
376
|
+
amount = this.count.constant;
|
377
|
+
break;
|
378
|
+
case ParticleSystemCurveMode.TwoConstants:
|
379
|
+
amount = Mathf.lerp(this.count.constantMin, this.count.constantMax, Math.random());
|
380
|
+
break;
|
381
|
+
case ParticleSystemCurveMode.Curve:
|
382
|
+
amount = this.count.curve!.evaluate(Math.random());
|
383
|
+
break;
|
384
|
+
case ParticleSystemCurveMode.TwoCurves:
|
385
|
+
const t = Math.random();
|
386
|
+
amount = Mathf.lerp(this.count.curveMin!.evaluate(t), this.count.curveMax!.evaluate(t), Math.random());
|
387
|
+
break;
|
388
|
+
}
|
389
|
+
}
|
390
|
+
}
|
391
|
+
}
|
392
|
+
return amount;
|
393
|
+
}
|
394
|
+
}
|
395
|
+
|
396
|
+
export class EmissionModule {
|
397
|
+
|
398
|
+
@serializable()
|
399
|
+
enabled!: boolean;
|
400
|
+
|
401
|
+
|
402
|
+
get burstCount() {
|
403
|
+
return this.bursts?.length ?? 0;
|
404
|
+
}
|
405
|
+
|
406
|
+
@serializable()
|
407
|
+
bursts!: ParticleBurst[];
|
408
|
+
|
409
|
+
@serializable(MinMaxCurve)
|
410
|
+
rateOverTime!: MinMaxCurve;
|
411
|
+
@serializable()
|
412
|
+
rateOverTimeMultiplier!: number;
|
413
|
+
|
414
|
+
@serializable(MinMaxCurve)
|
415
|
+
rateOverDistance!: MinMaxCurve;
|
416
|
+
@serializable()
|
417
|
+
rateOverDistanceMultiplier!: number;
|
418
|
+
|
419
|
+
|
420
|
+
/** set from system */
|
421
|
+
system!: IParticleSystem;
|
422
|
+
|
423
|
+
reset() {
|
424
|
+
this.bursts?.forEach(b => b.reset());
|
425
|
+
}
|
426
|
+
|
427
|
+
getBurst() {
|
428
|
+
let amount = 0;
|
429
|
+
if (this.burstCount > 0) {
|
430
|
+
for (let i = 0; i < this.burstCount; i++) {
|
431
|
+
const burst = this.bursts[i];
|
432
|
+
if (burst.time >= this.system.time) {
|
433
|
+
burst.reset();
|
434
|
+
}
|
435
|
+
amount += Math.round(burst.run(this.system.time));
|
436
|
+
}
|
437
|
+
}
|
438
|
+
return amount;
|
439
|
+
}
|
440
|
+
}
|
441
|
+
|
442
|
+
export class ColorOverLifetimeModule {
|
443
|
+
enabled!: boolean;
|
444
|
+
@serializable(MinMaxGradient)
|
445
|
+
color!: MinMaxGradient;
|
446
|
+
}
|
447
|
+
|
448
|
+
export class SizeOverLifetimeModule {
|
449
|
+
enabled!: boolean;
|
450
|
+
separateAxes!: boolean;
|
451
|
+
@serializable(MinMaxCurve)
|
452
|
+
size!: MinMaxCurve;
|
453
|
+
sizeMultiplier!: number;
|
454
|
+
@serializable(MinMaxCurve)
|
455
|
+
x!: MinMaxCurve;
|
456
|
+
xMultiplier!: number;
|
457
|
+
@serializable(MinMaxCurve)
|
458
|
+
y!: MinMaxCurve;
|
459
|
+
yMultiplier!: number;
|
460
|
+
@serializable(MinMaxCurve)
|
461
|
+
z!: MinMaxCurve;
|
462
|
+
zMultiplier!: number;
|
463
|
+
|
464
|
+
private _time: number = 0;
|
465
|
+
private _temp = new Vector3();
|
466
|
+
|
467
|
+
evaluate(t01: number, target?: Vec3, lerpFactor?: number) {
|
468
|
+
if (!target) target = this._temp;
|
469
|
+
|
470
|
+
if (!this.enabled) {
|
471
|
+
target.x = target.y = target.z = 1;
|
472
|
+
return target;
|
473
|
+
}
|
474
|
+
|
475
|
+
if (!this.separateAxes) {
|
476
|
+
const scale = this.size.evaluate(t01, lerpFactor) * this.sizeMultiplier;
|
477
|
+
target.x = scale;
|
478
|
+
// target.y = scale;
|
479
|
+
// target.z = scale;
|
480
|
+
}
|
481
|
+
else {
|
482
|
+
target.x = this.x.evaluate(t01, lerpFactor) * this.xMultiplier;
|
483
|
+
target.y = this.y.evaluate(t01, lerpFactor) * this.yMultiplier;
|
484
|
+
target.z = this.z.evaluate(t01, lerpFactor) * this.zMultiplier;
|
485
|
+
}
|
486
|
+
return target;
|
487
|
+
}
|
488
|
+
}
|
489
|
+
|
490
|
+
export class ShapeModule implements EmitterShape {
|
491
|
+
|
492
|
+
// Emittershape start
|
493
|
+
get type(): string {
|
494
|
+
return ParticleSystemShapeType[this.shapeType];
|
495
|
+
}
|
496
|
+
initialize(particle: Particle): void {
|
497
|
+
this.getPosition();
|
498
|
+
particle.position.copy(this._vector);
|
499
|
+
}
|
500
|
+
toJSON(): ShapeJSON {
|
501
|
+
return this;
|
502
|
+
}
|
503
|
+
clone(): EmitterShape {
|
504
|
+
return new ShapeModule();
|
505
|
+
}
|
506
|
+
// EmitterShape end
|
507
|
+
|
508
|
+
@serializable()
|
509
|
+
shapeType: ParticleSystemShapeType = ParticleSystemShapeType.Box;
|
510
|
+
@serializable()
|
511
|
+
enabled: boolean = true;
|
512
|
+
@serializable()
|
513
|
+
alignToDirection: boolean = false;
|
514
|
+
@serializable()
|
515
|
+
angle: number = 0;
|
516
|
+
@serializable()
|
517
|
+
arc: number = 360;
|
518
|
+
@serializable()
|
519
|
+
arcSpread!: number;
|
520
|
+
@serializable()
|
521
|
+
arcSpeedMultiplier!: number;
|
522
|
+
@serializable()
|
523
|
+
arcMode!: ParticleSystemShapeMultiModeValue;
|
524
|
+
|
525
|
+
|
526
|
+
@serializable(Vector3)
|
527
|
+
boxThickness!: Vector3;
|
528
|
+
@serializable(Vector3)
|
529
|
+
position!: Vector3;
|
530
|
+
@serializable(Vector3)
|
531
|
+
rotation!: Vector3;
|
532
|
+
private _rotation: Euler = new Euler();
|
533
|
+
@serializable(Vector3)
|
534
|
+
scale!: Vector3;
|
535
|
+
|
536
|
+
@serializable()
|
537
|
+
radius!: number;
|
538
|
+
@serializable()
|
539
|
+
radiusThickness!: number;
|
540
|
+
@serializable()
|
541
|
+
sphericalDirectionAmount!: number;
|
542
|
+
@serializable()
|
543
|
+
randomDirectionAmount!: number;
|
544
|
+
@serializable()
|
545
|
+
randomPositionAmount!: number;
|
546
|
+
|
547
|
+
private system!: IParticleSystem;
|
548
|
+
private _space?: ParticleSystemSimulationSpace;
|
549
|
+
private readonly _worldSpaceMatrix: Matrix4 = new Matrix4();
|
550
|
+
private readonly _worldSpaceMatrixInverse: Matrix4 = new Matrix4();
|
551
|
+
|
552
|
+
constructor() {
|
553
|
+
if (debug)
|
554
|
+
console.log(this);
|
555
|
+
}
|
556
|
+
|
557
|
+
update(system: IParticleSystem, _context: Context, simulationSpace: ParticleSystemSimulationSpace, obj: Object3D) {
|
558
|
+
this.system = system;
|
559
|
+
this._space = simulationSpace;
|
560
|
+
if (simulationSpace === ParticleSystemSimulationSpace.World) {
|
561
|
+
this._worldSpaceMatrix.copy(obj.matrixWorld);
|
562
|
+
// set scale to 1
|
563
|
+
this._worldSpaceMatrix.elements[0] = 1;
|
564
|
+
this._worldSpaceMatrix.elements[5] = 1;
|
565
|
+
this._worldSpaceMatrix.elements[10] = 1;
|
566
|
+
this._worldSpaceMatrixInverse.copy(this._worldSpaceMatrix).invert();
|
567
|
+
}
|
568
|
+
}
|
569
|
+
|
570
|
+
private applyRotation(vector: Vector3) {
|
571
|
+
const isRotated = this.rotation.x !== 0 || this.rotation.y !== 0 || this.rotation.z !== 0;
|
572
|
+
if (isRotated) {
|
573
|
+
// console.log(this._rotation);
|
574
|
+
// TODO: we need to convert this to threejs euler
|
575
|
+
this._rotation.x = Mathf.toRadians(this.rotation.x);
|
576
|
+
this._rotation.y = Mathf.toRadians(this.rotation.y);
|
577
|
+
this._rotation.z = Mathf.toRadians(this.rotation.z);
|
578
|
+
this._rotation.order = 'ZYX';
|
579
|
+
vector.applyEuler(this._rotation);
|
580
|
+
// this._quat.setFromEuler(this._rotation);
|
581
|
+
// // this._quat.invert();
|
582
|
+
// this._quat.x *= -1;
|
583
|
+
// // this._quat.y *= -1;
|
584
|
+
// // this._quat.z *= -1;
|
585
|
+
// this._quat.w *= -1;
|
586
|
+
// vector.applyQuaternion(this._quat);
|
587
|
+
|
588
|
+
}
|
589
|
+
return isRotated;
|
590
|
+
}
|
591
|
+
|
592
|
+
/** nebula implementations: */
|
593
|
+
|
594
|
+
/** initializer implementation */
|
595
|
+
private _vector: Vector3 = new Vector3(0, 0, 0);
|
596
|
+
private _temp: Vector3 = new Vector3(0, 0, 0);
|
597
|
+
/** called by nebula on initialize */
|
598
|
+
get vector() {
|
599
|
+
return this._vector;
|
600
|
+
}
|
601
|
+
getPosition(): void {
|
602
|
+
this._vector.set(0, 0, 0);
|
603
|
+
const pos = this._temp.copy(this.position);
|
604
|
+
const isWorldSpace = this._space === ParticleSystemSimulationSpace.World;
|
605
|
+
if (isWorldSpace) {
|
606
|
+
pos.applyQuaternion(this.system.worldQuaternion);
|
607
|
+
}
|
608
|
+
let radius = this.radius;
|
609
|
+
if (isWorldSpace) radius *= this.system.worldScale.x;
|
610
|
+
if (this.enabled) {
|
611
|
+
switch (this.shapeType) {
|
612
|
+
case ParticleSystemShapeType.Box:
|
613
|
+
if (debug) Gizmos.DrawBox(this.position, this.scale, 0xdddddd, 1);
|
614
|
+
this._vector.x = Math.random() * this.scale.x - this.scale.x / 2;
|
615
|
+
this._vector.y = Math.random() * this.scale.y - this.scale.y / 2;
|
616
|
+
this._vector.z = Math.random() * this.scale.z - this.scale.z / 2;
|
617
|
+
this._vector.add(pos);
|
618
|
+
break;
|
619
|
+
case ParticleSystemShapeType.Cone:
|
620
|
+
this.randomConePoint(this.position, this.angle, radius, this.radiusThickness, this.arc, this.arcMode, this._vector);
|
621
|
+
break;
|
622
|
+
case ParticleSystemShapeType.Sphere:
|
623
|
+
this.randomSpherePoint(this.position, radius, this.radiusThickness, this.arc, this._vector);
|
624
|
+
break;
|
625
|
+
case ParticleSystemShapeType.Circle:
|
626
|
+
this.randomCirclePoint(this.position, radius, this.radiusThickness, this.arc, this._vector);
|
627
|
+
break;
|
628
|
+
default:
|
629
|
+
this._vector.set(0, 0, 0);
|
630
|
+
break;
|
631
|
+
// case ParticleSystemShapeType.Hemisphere:
|
632
|
+
// randomSpherePoint(this.position.x, this.position.y, this.position.z, this.radius, this.radiusThickness, 180, this._vector);
|
633
|
+
// break;
|
634
|
+
}
|
635
|
+
|
636
|
+
this.randomizePosition(this._vector, this.randomPositionAmount);
|
637
|
+
}
|
638
|
+
|
639
|
+
this.applyRotation(this._vector);
|
640
|
+
|
641
|
+
if (isWorldSpace) {
|
642
|
+
this._vector.applyQuaternion(this.system.worldQuaternion);
|
643
|
+
this._vector.add(this.system.worldPos);
|
644
|
+
}
|
645
|
+
|
646
|
+
if (debug) {
|
647
|
+
Gizmos.DrawSphere(this._vector, .03, 0xff0000, .5, true);
|
648
|
+
}
|
649
|
+
}
|
650
|
+
|
651
|
+
|
652
|
+
|
653
|
+
private _dir: Vector3 = new Vector3();
|
654
|
+
|
655
|
+
getDirection(pos: Vec3): Vector3 {
|
656
|
+
if (!this.enabled) {
|
657
|
+
this._dir.set(0, 0, 1);
|
658
|
+
return this._dir;
|
659
|
+
}
|
660
|
+
switch (this.shapeType) {
|
661
|
+
case ParticleSystemShapeType.Box:
|
662
|
+
this._dir.set(0, 0, 1);
|
663
|
+
break;
|
664
|
+
case ParticleSystemShapeType.Cone:
|
665
|
+
this._dir.set(0, 0, 1);
|
666
|
+
// apply cone angle
|
667
|
+
// this._dir.applyAxisAngle(new Vector3(0, 1, 0), Mathf.toRadians(this.angle));
|
668
|
+
break;
|
669
|
+
case ParticleSystemShapeType.Circle:
|
670
|
+
case ParticleSystemShapeType.Sphere:
|
671
|
+
const rx = pos.x;
|
672
|
+
const ry = pos.y;
|
673
|
+
const rz = pos.z;
|
674
|
+
this._dir.set(rx, ry, rz)
|
675
|
+
if (this.system?.worldspace)
|
676
|
+
this._dir.sub(this.system.worldPos)
|
677
|
+
else
|
678
|
+
this._dir.sub(this.position)
|
679
|
+
break;
|
680
|
+
default:
|
681
|
+
this._dir.set(0, 0, 1);
|
682
|
+
break;
|
683
|
+
}
|
684
|
+
if (this._space === ParticleSystemSimulationSpace.World) {
|
685
|
+
this._dir.applyQuaternion(this.system.worldQuaternion);
|
686
|
+
}
|
687
|
+
this.applyRotation(this._dir);
|
688
|
+
this._dir.normalize();
|
689
|
+
this.spherizeDirection(this._dir, this.sphericalDirectionAmount);
|
690
|
+
this.randomizeDirection(this._dir, this.randomDirectionAmount);
|
691
|
+
if (debug) {
|
692
|
+
Gizmos.DrawSphere(pos, .01, 0x883300, .5, true);
|
693
|
+
Gizmos.DrawDirection(pos, this._dir, 0x883300, .5, true);
|
694
|
+
}
|
695
|
+
return this._dir;
|
696
|
+
}
|
697
|
+
|
698
|
+
private static _randomQuat = new Quaternion();
|
699
|
+
private static _tempVec = new Vector3();
|
700
|
+
|
701
|
+
private randomizePosition(pos: Vector3, amount: number) {
|
702
|
+
if (amount <= 0) return;
|
703
|
+
const rp = ShapeModule._tempVec;
|
704
|
+
rp.set(Math.random() * 2 - 1, Math.random() * 2 - 1, Math.random() * 2 - 1);
|
705
|
+
rp.x *= amount * this.scale.x;
|
706
|
+
rp.y *= amount * this.scale.y;
|
707
|
+
rp.z *= amount * this.scale.z;
|
708
|
+
pos.add(rp);
|
709
|
+
}
|
710
|
+
|
711
|
+
private randomizeDirection(direction: Vector3, amount: number) {
|
712
|
+
if (amount === 0) return;
|
713
|
+
const randomQuat = ShapeModule._randomQuat;
|
714
|
+
const tempVec = ShapeModule._tempVec;
|
715
|
+
tempVec.set(Math.random() - .5, Math.random() - .5, Math.random() - .5).normalize();
|
716
|
+
randomQuat.setFromAxisAngle(tempVec, amount * Math.random() * Math.PI);
|
717
|
+
direction.applyQuaternion(randomQuat);
|
718
|
+
}
|
719
|
+
|
720
|
+
private spherizeDirection(dir: Vector3, amount: number) {
|
721
|
+
if (amount === 0) return;
|
722
|
+
const theta = Math.random() * Math.PI * 2;
|
723
|
+
const phi = Math.acos(1 - Math.random() * 2);
|
724
|
+
const x = Math.sin(phi) * Math.cos(theta);
|
725
|
+
const y = Math.sin(phi) * Math.sin(theta);
|
726
|
+
const z = Math.cos(phi);
|
727
|
+
const v = new Vector3(x, y, z);
|
728
|
+
dir.lerp(v, amount);
|
729
|
+
}
|
730
|
+
|
731
|
+
private randomSpherePoint(pos: Vec3, radius: number, thickness: number, arc: number, vec: Vec3) {
|
732
|
+
const u = Math.random();
|
733
|
+
const v = Math.random();
|
734
|
+
const theta = 2 * Math.PI * u * (arc / 360);
|
735
|
+
const phi = Math.acos(2 * v - 1);
|
736
|
+
const r = Mathf.lerp(1, 1 - (Math.pow(1 - Math.random(), Math.PI)), thickness) * (radius);
|
737
|
+
const x = pos.x + this.scale.x * (-r * Math.sin(phi) * Math.cos(theta));
|
738
|
+
const y = pos.y + this.scale.y * (r * Math.sin(phi) * Math.sin(theta));
|
739
|
+
const z = pos.z + this.scale.z * (r * Math.cos(phi));
|
740
|
+
vec.x = x;
|
741
|
+
vec.y = y;
|
742
|
+
vec.z = z;
|
743
|
+
}
|
744
|
+
|
745
|
+
private randomCirclePoint(pos:Vec3, radius:number, thickness:number, arg:number, vec:Vec3){
|
746
|
+
const u = Math.random();
|
747
|
+
const theta = 2 * Math.PI * u * (arg / 360);
|
748
|
+
const r = Mathf.lerp(1, 1 - (Math.pow(1 - Math.random(), Math.PI)), thickness) * (radius);
|
749
|
+
const x = pos.x + this.scale.x * r * Math.cos(theta);
|
750
|
+
const y = pos.y + this.scale.y * r * Math.sin(theta);
|
751
|
+
const z = pos.z;
|
752
|
+
vec.x = x;
|
753
|
+
vec.y = y;
|
754
|
+
vec.z = z;
|
755
|
+
}
|
756
|
+
|
757
|
+
private _loopTime: number = 0;
|
758
|
+
private _loopDirection: number = 1;
|
759
|
+
|
760
|
+
private randomConePoint(pos: Vec3, _angle: number, radius: number, thickness: number, arc: number, arcMode: ParticleSystemShapeMultiModeValue, vec: Vec3) {
|
761
|
+
let u = 0;
|
762
|
+
let v = 0;
|
763
|
+
switch (arcMode) {
|
764
|
+
case ParticleSystemShapeMultiModeValue.Random:
|
765
|
+
u = Math.random();
|
766
|
+
v = Math.random();
|
767
|
+
break;
|
768
|
+
case ParticleSystemShapeMultiModeValue.PingPong:
|
769
|
+
if (this._loopTime > 1) this._loopDirection = -1;
|
770
|
+
if (this._loopTime < 0) this._loopDirection = 1;
|
771
|
+
// continue with loop
|
772
|
+
|
773
|
+
case ParticleSystemShapeMultiModeValue.Loop:
|
774
|
+
u = .5;
|
775
|
+
v = Math.random()
|
776
|
+
this._loopTime += this.system.deltaTime * this._loopDirection;
|
777
|
+
break;
|
778
|
+
}
|
779
|
+
|
780
|
+
let theta = 2 * Math.PI * u * (arc / 360);
|
781
|
+
switch (arcMode) {
|
782
|
+
case ParticleSystemShapeMultiModeValue.PingPong:
|
783
|
+
case ParticleSystemShapeMultiModeValue.Loop:
|
784
|
+
theta += Math.PI + .5;
|
785
|
+
theta += this._loopTime * Math.PI * 2;
|
786
|
+
theta %= Mathf.toRadians(arc);
|
787
|
+
break;
|
788
|
+
}
|
789
|
+
|
790
|
+
const phi = Math.acos(2 * v - 1);
|
791
|
+
const r = Mathf.lerp(1, 1 - (Math.pow(1 - Math.random(), Math.PI)), thickness) * radius;
|
792
|
+
const x = pos.x + (-r * Math.sin(phi) * Math.cos(theta));
|
793
|
+
const y = pos.y + (r * Math.sin(phi) * Math.sin(theta));
|
794
|
+
const z = pos.z;
|
795
|
+
vec.x = x * this.scale.x;
|
796
|
+
vec.y = y * this.scale.y;
|
797
|
+
vec.z = z * this.scale.z;
|
798
|
+
}
|
799
|
+
}
|
800
|
+
|
801
|
+
|
802
|
+
|
803
|
+
|
804
|
+
|
805
|
+
export class NoiseModule {
|
806
|
+
@serializable()
|
807
|
+
damping!: boolean;
|
808
|
+
@serializable()
|
809
|
+
enabled!: boolean;
|
810
|
+
@serializable()
|
811
|
+
frequency!: number;
|
812
|
+
@serializable()
|
813
|
+
octaveCount!: number;
|
814
|
+
@serializable()
|
815
|
+
octaveMultiplier!: number;
|
816
|
+
@serializable()
|
817
|
+
octaveScale!: number;
|
818
|
+
@serializable(MinMaxCurve)
|
819
|
+
positionAmount!: MinMaxCurve;
|
820
|
+
@serializable()
|
821
|
+
quality!: number;
|
822
|
+
|
823
|
+
@serializable(MinMaxCurve)
|
824
|
+
remap!: MinMaxCurve;
|
825
|
+
@serializable()
|
826
|
+
remapEnabled!: boolean;
|
827
|
+
@serializable()
|
828
|
+
remapMultiplier!: number;
|
829
|
+
@serializable(MinMaxCurve)
|
830
|
+
remapX!: MinMaxCurve;
|
831
|
+
@serializable()
|
832
|
+
remapXMultiplier!: number;
|
833
|
+
@serializable(MinMaxCurve)
|
834
|
+
remapY!: MinMaxCurve;
|
835
|
+
@serializable()
|
836
|
+
remapYMultiplier!: number;
|
837
|
+
@serializable(MinMaxCurve)
|
838
|
+
remapZ!: MinMaxCurve;
|
839
|
+
@serializable()
|
840
|
+
remapZMultiplier!: number;
|
841
|
+
|
842
|
+
@serializable()
|
843
|
+
scrollSpeedMultiplier!: number;
|
844
|
+
@serializable()
|
845
|
+
separateAxes!: boolean;
|
846
|
+
@serializable()
|
847
|
+
strengthMultiplier!: number;
|
848
|
+
@serializable(MinMaxCurve)
|
849
|
+
strengthX!: MinMaxCurve;
|
850
|
+
@serializable()
|
851
|
+
strengthXMultiplier!: number;
|
852
|
+
@serializable(MinMaxCurve)
|
853
|
+
strengthY!: MinMaxCurve;
|
854
|
+
@serializable()
|
855
|
+
strengthYMultiplier!: number;
|
856
|
+
@serializable(MinMaxCurve)
|
857
|
+
strengthZ!: MinMaxCurve;
|
858
|
+
@serializable()
|
859
|
+
strengthZMultiplier!: number;
|
860
|
+
|
861
|
+
|
862
|
+
private _noise?: NoiseFunction4D;
|
863
|
+
private _time: number = 0;
|
864
|
+
|
865
|
+
update(context: Context) {
|
866
|
+
this._time += context.time.deltaTime * this.scrollSpeedMultiplier;
|
867
|
+
}
|
868
|
+
|
869
|
+
/** nebula implementations: */
|
870
|
+
private _temp: Vector3 = new Vector3();
|
871
|
+
apply(_index: number, pos: Vec3, vel: Vec3, _deltaTime: number, age: number, life: number) {
|
872
|
+
if (!this.enabled) return;
|
873
|
+
if (!this._noise) {
|
874
|
+
this._noise = createNoise4D(() => 0);
|
875
|
+
}
|
876
|
+
const temp = this._temp.set(pos.x, pos.y, pos.z).multiplyScalar(this.frequency);
|
877
|
+
const nx = this._noise(temp.x, temp.y, temp.z, this._time);
|
878
|
+
const ny = this._noise(temp.x, temp.y, temp.z, this._time + 1000 * this.frequency);
|
879
|
+
const nz = this._noise(temp.x, temp.y, temp.z, this._time + 2000 * this.frequency);
|
880
|
+
this._temp.set(nx, ny, nz).normalize()
|
881
|
+
|
882
|
+
const t = age / life;
|
883
|
+
let strengthFactor = this.positionAmount.evaluate(t);
|
884
|
+
if (!this.separateAxes) {
|
885
|
+
if (this.strengthX) {
|
886
|
+
strengthFactor *= this.strengthX.evaluate(t) * 1.5;
|
887
|
+
}
|
888
|
+
// strengthFactor *= this.strengthMultiplier;
|
889
|
+
// strengthFactor *= deltaTime;
|
890
|
+
this._temp.multiplyScalar(strengthFactor);
|
891
|
+
}
|
892
|
+
else {
|
893
|
+
this._temp.x *= strengthFactor * this.strengthXMultiplier
|
894
|
+
this._temp.y *= strengthFactor * this.strengthYMultiplier;
|
895
|
+
this._temp.z *= strengthFactor * this.strengthZMultiplier;
|
896
|
+
}
|
897
|
+
// this._temp.setLength(strengthFactor * deltaTime);
|
898
|
+
vel.x += this._temp.x;
|
899
|
+
vel.y += this._temp.y;
|
900
|
+
vel.z += this._temp.z;
|
901
|
+
}
|
902
|
+
}
|
903
|
+
|
904
|
+
export enum ParticleSystemTrailMode {
|
905
|
+
PerParticle,
|
906
|
+
Ribbon,
|
907
|
+
}
|
908
|
+
|
909
|
+
export enum ParticleSystemTrailTextureMode {
|
910
|
+
Stretch = 0,
|
911
|
+
Tile = 1,
|
912
|
+
DistributePerSegment = 2,
|
913
|
+
RepeatPerSegment = 3,
|
914
|
+
}
|
915
|
+
|
916
|
+
export class TrailModule {
|
917
|
+
|
918
|
+
@serializable()
|
919
|
+
enabled!: boolean;
|
920
|
+
|
921
|
+
@serializable()
|
922
|
+
attachRibbonToTransform = false;
|
923
|
+
|
924
|
+
@serializable(MinMaxGradient)
|
925
|
+
colorOverLifetime!: MinMaxGradient;
|
926
|
+
|
927
|
+
@serializable(MinMaxGradient)
|
928
|
+
colorOverTrail!: MinMaxGradient;
|
929
|
+
|
930
|
+
@serializable()
|
931
|
+
dieWithParticles: boolean = true;
|
932
|
+
|
933
|
+
@serializable()
|
934
|
+
inheritParticleColor: boolean = true;
|
935
|
+
|
936
|
+
@serializable(MinMaxCurve)
|
937
|
+
lifetime!: MinMaxCurve;
|
938
|
+
@serializable()
|
939
|
+
lifetimeMultiplier!: number;
|
940
|
+
|
941
|
+
@serializable()
|
942
|
+
minVertexDistance: number = .2;
|
943
|
+
|
944
|
+
@serializable()
|
945
|
+
mode: ParticleSystemTrailMode = ParticleSystemTrailMode.PerParticle;
|
946
|
+
|
947
|
+
@serializable()
|
948
|
+
ratio: number = 1;
|
949
|
+
|
950
|
+
@serializable()
|
951
|
+
ribbonCount: number = 1;
|
952
|
+
|
953
|
+
@serializable()
|
954
|
+
shadowBias: number = 0;
|
955
|
+
|
956
|
+
@serializable()
|
957
|
+
sizeAffectsLifetime: boolean = false;
|
958
|
+
|
959
|
+
@serializable()
|
960
|
+
sizeAffectsWidth: boolean = false;
|
961
|
+
|
962
|
+
@serializable()
|
963
|
+
splitSubEmitterRibbons: boolean = false;
|
964
|
+
|
965
|
+
@serializable()
|
966
|
+
textureMode: ParticleSystemTrailTextureMode = ParticleSystemTrailTextureMode.Stretch;
|
967
|
+
|
968
|
+
@serializable(MinMaxCurve)
|
969
|
+
widthOverTrail!: MinMaxCurve;
|
970
|
+
@serializable()
|
971
|
+
widthOverTrailMultiplier!: number;
|
972
|
+
|
973
|
+
@serializable()
|
974
|
+
worldSpace: boolean = false;
|
975
|
+
|
976
|
+
getWidth(size: number, _life01: number, pos01: number) {
|
977
|
+
let res = this.widthOverTrail.evaluate(pos01);
|
978
|
+
if (pos01 === 0) res = size;
|
979
|
+
size *= res;
|
980
|
+
return size;
|
981
|
+
}
|
982
|
+
|
983
|
+
getColor(color: Vector4, life01: number, pos01: number) {
|
984
|
+
const overTrail = this.colorOverTrail.evaluate(pos01);
|
985
|
+
const overLife = this.colorOverLifetime.evaluate(life01);
|
986
|
+
color.x *= overTrail.r * overLife.r;
|
987
|
+
color.y *= overTrail.g * overLife.g;
|
988
|
+
color.z *= overTrail.b * overLife.b;
|
989
|
+
color.w *= overTrail.alpha * overLife.alpha;
|
990
|
+
}
|
991
|
+
}
|
992
|
+
|
993
|
+
export class VelocityOverLifetimeModule {
|
994
|
+
@serializable()
|
995
|
+
enabled!: boolean;
|
996
|
+
|
997
|
+
@serializable()
|
998
|
+
space: ParticleSystemSimulationSpace = ParticleSystemSimulationSpace.Local;
|
999
|
+
|
1000
|
+
@serializable(MinMaxCurve)
|
1001
|
+
orbitalX!: MinMaxCurve;
|
1002
|
+
@serializable(MinMaxCurve)
|
1003
|
+
orbitalY!: MinMaxCurve;
|
1004
|
+
@serializable(MinMaxCurve)
|
1005
|
+
orbitalZ!: MinMaxCurve;
|
1006
|
+
|
1007
|
+
@serializable()
|
1008
|
+
orbitalXMultiplier!: number;
|
1009
|
+
@serializable()
|
1010
|
+
orbitalYMultiplier!: number;
|
1011
|
+
@serializable()
|
1012
|
+
orbitalZMultiplier!: number;
|
1013
|
+
|
1014
|
+
@serializable()
|
1015
|
+
orbitalOffsetX!: number;
|
1016
|
+
@serializable()
|
1017
|
+
orbitalOffsetY!: number;
|
1018
|
+
@serializable()
|
1019
|
+
orbitalOffsetZ!: number;
|
1020
|
+
|
1021
|
+
@serializable(MinMaxCurve)
|
1022
|
+
speedModifier!: MinMaxCurve;
|
1023
|
+
@serializable()
|
1024
|
+
speedModifierMultiplier!: number;
|
1025
|
+
@serializable(MinMaxCurve)
|
1026
|
+
x!: MinMaxCurve;
|
1027
|
+
@serializable()
|
1028
|
+
xMultiplier!: number;
|
1029
|
+
@serializable(MinMaxCurve)
|
1030
|
+
y!: MinMaxCurve;
|
1031
|
+
@serializable()
|
1032
|
+
yMultiplier!: number;
|
1033
|
+
@serializable(MinMaxCurve)
|
1034
|
+
z!: MinMaxCurve;
|
1035
|
+
@serializable()
|
1036
|
+
zMultiplier!: number;
|
1037
|
+
|
1038
|
+
private _system?: IParticleSystem;
|
1039
|
+
// private _worldRotation: Quaternion = new Quaternion();
|
1040
|
+
|
1041
|
+
update(system: IParticleSystem) {
|
1042
|
+
this._system = system;
|
1043
|
+
}
|
1044
|
+
|
1045
|
+
private _temp: Vector3 = new Vector3();
|
1046
|
+
private _temp2: Vector3 = new Vector3();
|
1047
|
+
private _temp3: Vector3 = new Vector3();
|
1048
|
+
private _hasOrbital = false;
|
1049
|
+
private _index = 0;
|
1050
|
+
private _orbitalMatrix: Matrix4 = new Matrix4();
|
1051
|
+
|
1052
|
+
init(particle: object) {
|
1053
|
+
if (this._index == 0) particle["debug"] = true;
|
1054
|
+
this._index += 1;
|
1055
|
+
particle["orbitx"] = this.orbitalX.evaluate(Math.random());
|
1056
|
+
particle["orbity"] = this.orbitalY.evaluate(Math.random());
|
1057
|
+
particle["orbitz"] = this.orbitalZ.evaluate(Math.random());
|
1058
|
+
// console.log(particle["orbitx"], particle["orbity"], particle["orbitz"])
|
1059
|
+
this._hasOrbital = particle["orbitx"] != 0 || particle["orbity"] != 0 || particle["orbitz"] != 0;
|
1060
|
+
}
|
1061
|
+
|
1062
|
+
apply(_particle: object, _index: number, _pos: Vec3, vel: Vec3, _dt: number, age: number, life: number) {
|
1063
|
+
if (!this.enabled) return;
|
1064
|
+
const t = age / life;
|
1065
|
+
|
1066
|
+
const speed = this.speedModifier.evaluate(t) * this.speedModifierMultiplier;
|
1067
|
+
const x = this.x.evaluate(t);
|
1068
|
+
const y = this.y.evaluate(t);
|
1069
|
+
const z = this.z.evaluate(t);
|
1070
|
+
this._temp.set(-x, y, z);
|
1071
|
+
if (this._system) {
|
1072
|
+
// if (this.space === ParticleSystemSimulationSpace.World) {
|
1073
|
+
// this._temp.applyQuaternion(this._system.worldQuaternionInverted);
|
1074
|
+
// }
|
1075
|
+
// if (this._system.main.simulationSpace === ParticleSystemSimulationSpace.World) {
|
1076
|
+
// this._temp.applyQuaternion(this._system.worldQuaternion);
|
1077
|
+
// }
|
1078
|
+
}
|
1079
|
+
|
1080
|
+
if (this._hasOrbital) {
|
1081
|
+
const position = this._system?.worldPos;
|
1082
|
+
if (position) {
|
1083
|
+
|
1084
|
+
// TODO: we absolutely need to fix this, this is a hack for a specific usecase and doesnt work yet correctly
|
1085
|
+
// https://github.com/needle-tools/needle-tiny/issues/710
|
1086
|
+
|
1087
|
+
const pos = this._temp2.set(_pos.x, _pos.y, _pos.z);
|
1088
|
+
|
1089
|
+
const ox = this.orbitalXMultiplier;// particle["orbitx"];
|
1090
|
+
const oy = this.orbitalYMultiplier;// particle["orbity"];
|
1091
|
+
const oz = this.orbitalZMultiplier;// particle["orbitz"];
|
1092
|
+
const angle = speed * Math.PI * 2 * 10; // < Oh god
|
1093
|
+
|
1094
|
+
const cosX = Math.cos(angle * ox);
|
1095
|
+
const sinX = Math.sin(angle * ox);
|
1096
|
+
const cosY = Math.cos(angle * oy);
|
1097
|
+
const sinY = Math.sin(angle * oy);
|
1098
|
+
const cosZ = Math.cos(angle * oz);
|
1099
|
+
const sinZ = Math.sin(angle * oz);
|
1100
|
+
|
1101
|
+
const newX = pos.x * (cosY * cosZ) + pos.y * (cosY * sinZ) + pos.z * (-sinY);
|
1102
|
+
const newY = pos.x * (sinX * sinY * cosZ - cosX * sinZ) + pos.y * (sinX * sinY * sinZ + cosX * cosZ) + pos.z * (sinX * cosY);
|
1103
|
+
const newZ = pos.x * (cosX * sinY * cosZ + sinX * sinZ) + pos.y * (cosX * sinY * sinZ - sinX * cosZ) + pos.z * (cosX * cosY);
|
1104
|
+
|
1105
|
+
// pos.x += this.orbitalOffsetX;
|
1106
|
+
// pos.y += this.orbitalOffsetY;
|
1107
|
+
// pos.z += this.orbitalOffsetZ;
|
1108
|
+
const v = this._temp3.set(pos.x - newX, pos.y - newY, pos.z - newZ);
|
1109
|
+
v.normalize();
|
1110
|
+
v.multiplyScalar(.2 / _dt * (Math.max(this.orbitalXMultiplier, this.orbitalYMultiplier, this.orbitalZMultiplier)));
|
1111
|
+
vel.x += v.x;
|
1112
|
+
vel.y += v.y;
|
1113
|
+
vel.z += v.z;
|
1114
|
+
}
|
1115
|
+
}
|
1116
|
+
|
1117
|
+
vel.x += this._temp.x;
|
1118
|
+
vel.y += this._temp.y;
|
1119
|
+
vel.z += this._temp.z;
|
1120
|
+
vel.x *= speed;
|
1121
|
+
vel.y *= speed;
|
1122
|
+
vel.z *= speed;
|
1123
|
+
}
|
1124
|
+
}
|
1125
|
+
|
1126
|
+
|
1127
|
+
|
1128
|
+
enum ParticleSystemAnimationTimeMode {
|
1129
|
+
Lifetime,
|
1130
|
+
Speed,
|
1131
|
+
FPS,
|
1132
|
+
}
|
1133
|
+
|
1134
|
+
enum ParticleSystemAnimationMode {
|
1135
|
+
Grid,
|
1136
|
+
Sprites,
|
1137
|
+
}
|
1138
|
+
|
1139
|
+
enum ParticleSystemAnimationRowMode {
|
1140
|
+
Custom,
|
1141
|
+
Random,
|
1142
|
+
MeshIndex,
|
1143
|
+
}
|
1144
|
+
|
1145
|
+
enum ParticleSystemAnimationType {
|
1146
|
+
WholeSheet,
|
1147
|
+
SingleRow,
|
1148
|
+
}
|
1149
|
+
|
1150
|
+
export class TextureSheetAnimationModule {
|
1151
|
+
|
1152
|
+
@serializable()
|
1153
|
+
animation!: ParticleSystemAnimationType;
|
1154
|
+
|
1155
|
+
@serializable()
|
1156
|
+
enabled!: boolean;
|
1157
|
+
|
1158
|
+
@serializable()
|
1159
|
+
cycleCount!: number;
|
1160
|
+
|
1161
|
+
@serializable(MinMaxCurve)
|
1162
|
+
frameOverTime!: MinMaxCurve;
|
1163
|
+
@serializable()
|
1164
|
+
frameOverTimeMultiplier!: number;
|
1165
|
+
|
1166
|
+
@serializable()
|
1167
|
+
numTilesX!: number;
|
1168
|
+
@serializable()
|
1169
|
+
numTilesY!: number;
|
1170
|
+
|
1171
|
+
@serializable(MinMaxCurve)
|
1172
|
+
startFrame!: MinMaxCurve;
|
1173
|
+
@serializable()
|
1174
|
+
startFrameMultiplier!: number;
|
1175
|
+
|
1176
|
+
@serializable()
|
1177
|
+
rowMode!: ParticleSystemAnimationRowMode;
|
1178
|
+
@serializable()
|
1179
|
+
rowIndex!: number;
|
1180
|
+
|
1181
|
+
@serializable()
|
1182
|
+
spriteCount!: number;
|
1183
|
+
|
1184
|
+
@serializable()
|
1185
|
+
timeMode!: ParticleSystemAnimationTimeMode;
|
1186
|
+
|
1187
|
+
private sampleOnceAtStart(): boolean {
|