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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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