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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 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 | 1x 1x 1x 6657x 1x 6657x 1x | /**
* Specifies whether the object casts or receives shadows from light sources when
* shadows are enabled.
*
* @enum {number}
*/
const ShadowMode = {
/**
* The object does not cast or receive shadows.
*
* @type {number}
* @constant
*/
DISABLED: 0,
/**
* The object casts and receives shadows.
*
* @type {number}
* @constant
*/
ENABLED: 1,
/**
* The object casts shadows only.
*
* @type {number}
* @constant
*/
CAST_ONLY: 2,
/**
* The object receives shadows only.
*
* @type {number}
* @constant
*/
RECEIVE_ONLY: 3,
};
/**
* @private
*/
ShadowMode.NUMBER_OF_SHADOW_MODES = 4;
/**
* @private
*/
ShadowMode.castShadows = function (shadowMode) {
return (
shadowMode === ShadowMode.ENABLED || shadowMode === ShadowMode.CAST_ONLY
);
};
/**
* @private
*/
ShadowMode.receiveShadows = function (shadowMode) {
return (
shadowMode === ShadowMode.ENABLED || shadowMode === ShadowMode.RECEIVE_ONLY
);
};
/**
* @private
*/
ShadowMode.fromCastReceive = function (castShadows, receiveShadows) {
if (castShadows && receiveShadows) {
return ShadowMode.ENABLED;
} else if (castShadows) {
return ShadowMode.CAST_ONLY;
} else if (receiveShadows) {
return ShadowMode.RECEIVE_ONLY;
}
return ShadowMode.DISABLED;
};
export default Object.freeze(ShadowMode);
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