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Im Hintergrund läuft eine Planetensimulation, geschrieben in JavaScript und Three.js.
Die zu sehenden Texturen stammen von:
https://www.solarsystemscope.com/textures/
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155 lines
3.3 KiB
155 lines
3.3 KiB
import { TempNode } from '../core/TempNode.js'; |
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import { FunctionNode } from '../core/FunctionNode.js'; |
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const REMAP_SRC = ` |
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float remap( float value, float inLow, float inHigh, float outLow, float outHigh ) { |
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float x = ( value - inLow ) / ( inHigh - inLow ); |
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return outLow + ( outHigh - outLow ) * x; |
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} |
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vec2 remap( vec2 value, vec2 inLow, vec2 inHigh, vec2 outLow, vec2 outHigh ) { |
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return vec2( |
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remap( value.x, inLow.x, inHigh.x, outLow.x, outHigh.x ), |
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remap( value.y, inLow.y, inHigh.y, outLow.y, outHigh.y ) |
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); |
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} |
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vec2 remap( vec2 value, float inLow, float inHigh, float outLow, float outHigh ) { |
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return vec2( |
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remap( value.x, inLow, inHigh, outLow, outHigh ), |
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remap( value.y, inLow, inHigh, outLow, outHigh ) |
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); |
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} |
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vec3 remap( vec3 value, vec3 inLow, vec3 inHigh, vec3 outLow, vec3 outHigh ) { |
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return vec3( |
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remap( value.x, inLow.x, inHigh.x, outLow.x, outHigh.x ), |
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remap( value.y, inLow.y, inHigh.y, outLow.y, outHigh.y ), |
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remap( value.z, inLow.z, inHigh.z, outLow.z, outHigh.z ) |
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); |
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} |
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vec3 remap( vec3 value, float inLow, float inHigh, float outLow, float outHigh ) { |
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return vec3( |
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remap( value.x, inLow, inHigh, outLow, outHigh ), |
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remap( value.y, inLow, inHigh, outLow, outHigh ), |
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remap( value.z, inLow, inHigh, outLow, outHigh ) |
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); |
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} |
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vec4 remap( vec4 value, vec4 inLow, vec4 inHigh, vec4 outLow, vec4 outHigh ) { |
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return vec4( |
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remap( value.x, inLow.x, inHigh.x, outLow.x, outHigh.x ), |
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remap( value.y, inLow.y, inHigh.y, outLow.y, outHigh.y ), |
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remap( value.z, inLow.z, inHigh.z, outLow.z, outHigh.z ), |
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remap( value.w, inLow.w, inHigh.w, outLow.w, outHigh.w ) |
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); |
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} |
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vec4 remap( vec4 value, float inLow, float inHigh, float outLow, float outHigh ) { |
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return vec4( |
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remap( value.x, inLow, inHigh, outLow, outHigh ), |
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remap( value.y, inLow, inHigh, outLow, outHigh ), |
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remap( value.z, inLow, inHigh, outLow, outHigh ), |
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remap( value.w, inLow, inHigh, outLow, outHigh ) |
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); |
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} |
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`.trim(); |
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class RemapNode extends TempNode { |
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constructor( value, inLow, inHigh, outLow, outHigh ) { |
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super( 'f' ); |
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this.value = value; |
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this.inLow = inLow; |
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this.inHigh = inHigh; |
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this.outLow = outLow; |
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this.outHigh = outHigh; |
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} |
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generate( builder, output ) { |
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const remap = builder.include( RemapNode.Nodes.remap ); |
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return builder.format( remap + '( ' + [ |
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this.value.build( builder ), |
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this.inLow.build( builder ), |
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this.inHigh.build( builder ), |
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this.outLow.build( builder ), |
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this.outHigh.build( builder ), |
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].join( ', ' ) + ' )', this.getType( builder ), output ); |
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} |
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getType( builder ) { |
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return this.value.getType( builder ); |
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} |
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copy( source ) { |
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super.copy( source ); |
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this.value = source.value; |
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this.inLow = source.inLow; |
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this.inHigh = source.inHigh; |
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this.outLow = source.outLow; |
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this.outHigh = source.outHigh; |
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} |
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toJSON( meta ) { |
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let data = this.getJSONNode( meta ); |
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if ( ! data ) { |
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data = this.createJSONNode( meta ); |
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data.value = this.value.toJSON( meta ).uuid; |
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data.inLow = this.inLow.toJSON( meta ).uuid; |
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data.inHigh = this.inHigh.toJSON( meta ).uuid; |
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data.outLow = this.outLow.toJSON( meta ).uuid; |
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data.outHigh = this.outHigh.toJSON( meta ).uuid; |
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} |
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return data; |
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} |
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} |
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RemapNode.prototype.nodeType = 'Remap'; |
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RemapNode.Nodes = ( function () { |
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return { |
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remap: new FunctionNode( REMAP_SRC ) |
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}; |
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} )(); |
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export { RemapNode };
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