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53 lines
1.3 KiB
JavaScript
53 lines
1.3 KiB
JavaScript
/**
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* Defines how per-feature colors set from the Cesium API or declarative styling blend with the source colors from
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* the original feature, e.g. glTF material or per-point color in the tile.
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* <p>
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* When <code>REPLACE</code> or <code>MIX</code> are used and the source color is a glTF material, the technique must assign the
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* <code>_3DTILESDIFFUSE</code> semantic to the diffuse color parameter. Otherwise only <code>HIGHLIGHT</code> is supported.
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* </p>
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* <p>
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* A feature whose color evaluates to white (1.0, 1.0, 1.0) is always rendered without color blending, regardless of the
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* tileset's color blend mode.
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* </p>
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* <pre><code>
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* "techniques": {
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* "technique0": {
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* "parameters": {
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* "diffuse": {
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* "semantic": "_3DTILESDIFFUSE",
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* "type": 35666
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* }
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* }
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* }
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* }
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* </code></pre>
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*
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* @enum {Number}
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*/
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var Cesium3DTileColorBlendMode = {
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/**
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* Multiplies the source color by the feature color.
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*
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* @type {Number}
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* @constant
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*/
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HIGHLIGHT: 0,
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/**
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* Replaces the source color with the feature color.
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*
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* @type {Number}
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* @constant
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*/
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REPLACE: 1,
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/**
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* Blends the source color and feature color together.
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*
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* @type {Number}
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* @constant
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*/
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MIX: 2,
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};
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export default Object.freeze(Cesium3DTileColorBlendMode);
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