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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 | 1x | /**
* Defines how per-feature colors set from the Cesium API or declarative styling blend with the source colors from
* the original feature, e.g. glTF material or per-point color in the tile.
* <p>
* When <code>REPLACE</code> or <code>MIX</code> are used and the source color is a glTF material, the technique must assign the
* <code>_3DTILESDIFFUSE</code> semantic to the diffuse color parameter. Otherwise only <code>HIGHLIGHT</code> is supported.
* </p>
* <p>
* A feature whose color evaluates to white (1.0, 1.0, 1.0) is always rendered without color blending, regardless of the
* tileset's color blend mode.
* </p>
* <pre><code>
* "techniques": {
* "technique0": {
* "parameters": {
* "diffuse": {
* "semantic": "_3DTILESDIFFUSE",
* "type": 35666
* }
* }
* }
* }
* </code></pre>
*
* @enum {number}
*/
const Cesium3DTileColorBlendMode = {
/**
* Multiplies the source color by the feature color.
*
* @type {number}
* @constant
*/
HIGHLIGHT: 0,
/**
* Replaces the source color with the feature color.
*
* @type {number}
* @constant
*/
REPLACE: 1,
/**
* Blends the source color and feature color together.
*
* @type {number}
* @constant
*/
MIX: 2,
};
export default Object.freeze(Cesium3DTileColorBlendMode);
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