react-ogl
Version:
A barebones react renderer for OGL.
172 lines (171 loc) • 6.32 kB
TypeScript
import type * as OGL from 'ogl';
import type * as React from 'react';
import type { UseBoundStore, StoreApi } from 'zustand';
type Mutable<P> = {
[K in keyof P]: P[K] | Readonly<P[K]>;
};
type NonFunctionKeys<P> = {
[K in keyof P]-?: P[K] extends Function ? never : K;
}[keyof P];
type Overwrite<P, O> = Omit<P, NonFunctionKeys<O>> & O;
type Filter<T, O> = T extends [] ? [] : T extends [infer H, ...infer R] ? H extends O ? Filter<R, O> : [H, ...Filter<R, O>] : T;
export interface OGLEvent<TEvent extends Event> extends Partial<OGL.RaycastHit> {
nativeEvent: TEvent;
}
export interface EventHandlers {
/** Fired when the mesh is clicked or tapped. */
onClick?: (event: OGLEvent<MouseEvent>) => void;
/** Fired when a pointer becomes inactive over the mesh. */
onPointerUp?: (event: OGLEvent<PointerEvent>) => void;
/** Fired when a pointer becomes active over the mesh. */
onPointerDown?: (event: OGLEvent<PointerEvent>) => void;
/** Fired when a pointer moves over the mesh. */
onPointerMove?: (event: OGLEvent<PointerEvent>) => void;
/** Fired when a pointer enters the mesh's bounds. */
onPointerOver?: (event: OGLEvent<PointerEvent>) => void;
/** Fired when a pointer leaves the mesh's bounds. */
onPointerOut?: (event: OGLEvent<PointerEvent>) => void;
}
export interface XRManager {
session: XRSession | null;
setSession(session: XRSession | null): void;
connect(session: XRSession): void;
disconnect(): void;
}
export interface EventManager {
connected: boolean;
connect: (target: HTMLCanvasElement, state: RootState) => void;
disconnect: (target: HTMLCanvasElement, state: RootState) => void;
[name: string]: any;
}
export interface Size {
width: number;
height: number;
}
export type Frameloop = 'always' | 'never';
export type Subscription = (state: RootState, time: number, frame?: XRFrame) => any;
export interface RootState {
set: StoreApi<RootState>['setState'];
get: StoreApi<RootState>['getState'];
size: Size;
xr: XRManager;
orthographic: boolean;
frameloop: Frameloop;
renderer: OGL.Renderer;
gl: OGL.OGLRenderingContext;
scene: OGL.Transform;
camera: OGL.Camera;
priority: number;
subscribed: React.RefObject<Subscription>[];
subscribe: (refCallback: React.RefObject<Subscription>, renderPriority?: number) => void;
unsubscribe: (refCallback: React.RefObject<Subscription>, renderPriority?: number) => void;
events?: EventManager;
mouse?: OGL.Vec2;
raycaster?: OGL.Raycast;
hovered?: Map<number, Instance<OGL.Mesh>['object']>;
[key: string]: any;
}
export type Act = <T = any>(cb: () => Promise<T>) => Promise<T>;
export type RootStore = UseBoundStore<StoreApi<RootState>>;
export interface Root {
render: (element: React.ReactNode) => RootStore;
unmount: () => void;
}
export type DPR = [number, number] | number;
export interface RenderProps {
size?: Size;
orthographic?: boolean;
frameloop?: Frameloop;
renderer?: ((canvas: HTMLCanvasElement) => OGL.Renderer) | OGL.Renderer | OGLElement<typeof OGL.Renderer> | Partial<OGL.RendererOptions>;
gl?: OGL.OGLRenderingContext;
dpr?: DPR;
camera?: OGL.Camera | OGLElement<typeof OGL.Camera> | Partial<OGL.CameraOptions>;
scene?: OGL.Transform;
events?: EventManager;
onCreated?: (state: RootState) => any;
}
export type Attach<O = any> = string | ((parent: any, self: O) => () => void);
export type ConstructorRepresentation = new (...args: any[]) => any;
export interface Catalogue {
[name: string]: ConstructorRepresentation;
}
export type Args<T> = T extends ConstructorRepresentation ? ConstructorParameters<T> : any[];
export interface InstanceProps<T = any> {
args?: Filter<Args<T>, OGL.OGLRenderingContext>;
object?: T;
visible?: boolean;
dispose?: null;
attach?: Attach<T>;
}
export interface Instance<O = any> {
root: RootStore;
parent: Instance | null;
children: Instance[];
type: string;
props: InstanceProps<O> & Record<string, unknown>;
object: O & {
__ogl?: Instance<O>;
__handlers: Partial<EventHandlers>;
};
isHidden: boolean;
}
interface MathRepresentation {
set(...args: any[]): any;
}
type MathProps<P> = {
[K in keyof P]: P[K] extends infer M ? (M extends MathRepresentation ? M | Parameters<M['set']> | number : {}) : {};
};
type EventProps<P> = P extends OGL.Mesh ? Partial<EventHandlers> : {};
interface ReactProps<P> {
children?: React.ReactNode;
ref?: React.Ref<P>;
key?: React.Key;
}
type OGLElementProps<T extends ConstructorRepresentation, P = InstanceType<T>> = Partial<Overwrite<P, ReactProps<P> & MathProps<P> & EventProps<P>>>;
export type OGLElement<T extends ConstructorRepresentation> = Mutable<Overwrite<OGLElementProps<T>, Omit<InstanceProps<InstanceType<T>>, 'object'>>>;
type OGLExports = typeof OGL;
type OGLElementsImpl = {
[K in keyof OGLExports as Uncapitalize<K>]: OGLExports[K] extends ConstructorRepresentation ? OGLElement<OGLExports[K]> : never;
};
type ColorNames = 'black' | 'white' | 'red' | 'green' | 'blue' | 'fuchsia' | 'cyan' | 'yellow' | 'orange';
type UniformValue = ColorNames | number | number[] | OGL.Texture | OGL.Texture[];
type UniformRepresentation = UniformValue | {
[structName: string]: UniformValue;
};
type UniformList = {
[uniform: string]: UniformRepresentation | {
value: UniformRepresentation;
};
};
export interface OGLElements extends OGLElementsImpl {
primitive: Omit<OGLElement<any>, 'args'> & {
object: any;
};
program: Overwrite<OGLElement<typeof OGL.Program>, {
vertex?: string;
fragment?: string;
uniforms?: UniformList;
}>;
geometry: OGLElement<typeof OGL.Geometry> & {
[name: string]: Partial<Omit<OGL.Attribute, 'data'>> & Required<Pick<OGL.Attribute, 'data'>>;
};
}
declare module 'react' {
namespace JSX {
interface IntrinsicElements extends OGLElements {
}
}
}
declare module 'react/jsx-runtime' {
namespace JSX {
interface IntrinsicElements extends OGLElements {
}
}
}
declare module 'react/jsx-dev-runtime' {
namespace JSX {
interface IntrinsicElements extends OGLElements {
}
}
}
export {};