three
Version:
JavaScript 3D library
100 lines (70 loc) • 2.4 kB
JavaScript
import { Fn, vec4 } from '../tsl/TSLBase.js';
import { mix, min, step } from '../math/MathNode.js';
export const blendBurn = /*@__PURE__*/ Fn( ( [ base, blend ] ) => {
return min( 1.0, base.oneMinus().div( blend ) ).oneMinus();
} ).setLayout( {
name: 'blendBurn',
type: 'vec3',
inputs: [
{ name: 'base', type: 'vec3' },
{ name: 'blend', type: 'vec3' }
]
} );
export const blendDodge = /*@__PURE__*/ Fn( ( [ base, blend ] ) => {
return min( base.div( blend.oneMinus() ), 1.0 );
} ).setLayout( {
name: 'blendDodge',
type: 'vec3',
inputs: [
{ name: 'base', type: 'vec3' },
{ name: 'blend', type: 'vec3' }
]
} );
export const blendScreen = /*@__PURE__*/ Fn( ( [ base, blend ] ) => {
return base.oneMinus().mul( blend.oneMinus() ).oneMinus();
} ).setLayout( {
name: 'blendScreen',
type: 'vec3',
inputs: [
{ name: 'base', type: 'vec3' },
{ name: 'blend', type: 'vec3' }
]
} );
export const blendOverlay = /*@__PURE__*/ Fn( ( [ base, blend ] ) => {
return mix( base.mul( 2.0 ).mul( blend ), base.oneMinus().mul( 2.0 ).mul( blend.oneMinus() ).oneMinus(), step( 0.5, base ) );
} ).setLayout( {
name: 'blendOverlay',
type: 'vec3',
inputs: [
{ name: 'base', type: 'vec3' },
{ name: 'blend', type: 'vec3' }
]
} );
export const blendColor = /*@__PURE__*/ Fn( ( [ base, blend ] ) => {
const outAlpha = blend.a.add( base.a.mul( blend.a.oneMinus() ) );
return vec4( blend.rgb.mul( blend.a ).add( base.rgb.mul( base.a ).mul( blend.a.oneMinus() ) ).div( outAlpha ), outAlpha );
} ).setLayout( {
name: 'blendColor',
type: 'vec4',
inputs: [
{ name: 'base', type: 'vec4' },
{ name: 'blend', type: 'vec4' }
]
} );
// deprecated
export const burn = ( ...params ) => { // @deprecated, r171
console.warn( 'THREE.TSL: "burn" has been renamed. Use "blendBurn" instead.' );
return blendBurn( params );
};
export const dodge = ( ...params ) => { // @deprecated, r171
console.warn( 'THREE.TSL: "dodge" has been renamed. Use "blendDodge" instead.' );
return blendDodge( params );
};
export const screen = ( ...params ) => { // @deprecated, r171
console.warn( 'THREE.TSL: "screen" has been renamed. Use "blendScreen" instead.' );
return blendScreen( params );
};
export const overlay = ( ...params ) => { // @deprecated, r171
console.warn( 'THREE.TSL: "overlay" has been renamed. Use "blendOverlay" instead.' );
return blendOverlay( params );
};