54 lines
1.4 KiB
JavaScript
54 lines
1.4 KiB
JavaScript
/**
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* GameLib.D3.API.Geometry.Buffer.Parametric
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* @param apiGeometry
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* @param generatorFn(u,v) => returns Vector3, u and v is values between 0 and 1
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* @param slices
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* @param stacks
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* @constructor
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*/
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GameLib.D3.API.Geometry.Buffer.Parametric = function(
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apiGeometry,
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generatorFn,
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slices,
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stacks
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) {
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if (GameLib.Utils.UndefinedOrNull(apiGeometry)) {
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apiGeometry = {
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geometryType: GameLib.D3.API.Geometry.GEOMETRY_TYPE_BUFFER_PARAMETRIC
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};
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}
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if (GameLib.Utils.UndefinedOrNull(apiGeometry.geometryType)) {
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apiGeometry.geometryType = GameLib.D3.API.Geometry.GEOMETRY_TYPE_BUFFER_PARAMETRIC;
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}
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if (GameLib.Utils.UndefinedOrNull(generatorFn)) {
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generatorFn = '';
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}
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this.generatorFn = generatorFn;
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if (GameLib.Utils.UndefinedOrNull(slices)) {
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slices = 20;
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}
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this.slices = slices;
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if (GameLib.Utils.UndefinedOrNull(stacks)) {
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stacks = 20;
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}
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this.stacks = stacks;
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GameLib.D3.API.Geometry.Buffer.call(
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this,
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apiGeometry,
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apiGeometry.attributes,
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apiGeometry.drawRange,
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apiGeometry.groups,
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apiGeometry.index,
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apiGeometry.morphAttributes
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);
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};
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GameLib.D3.API.Geometry.Buffer.Parametric.prototype = Object.create(GameLib.D3.API.Geometry.Buffer.prototype);
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GameLib.D3.API.Geometry.Buffer.Parametric.prototype.constructor = GameLib.D3.API.Geometry.Buffer.Parametric;
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