59 lines
1.2 KiB
JavaScript
59 lines
1.2 KiB
JavaScript
define([
|
|
'../Core/freezeObject'
|
|
], function(
|
|
freezeObject) {
|
|
'use strict';
|
|
|
|
/**
|
|
* A tonemapping algorithm when rendering with high dynamic range.
|
|
*
|
|
* @exports Tonemapper
|
|
* @private
|
|
*/
|
|
var Tonemapper = {
|
|
/**
|
|
* Use the Reinhard tonemapping operator.
|
|
*
|
|
* @type {Number}
|
|
* @constant
|
|
*/
|
|
REINHARD : 0,
|
|
|
|
/**
|
|
* Use the modified Reinhard tonemapping operator.
|
|
*
|
|
* @type {Number}
|
|
* @constant
|
|
*/
|
|
MODIFIED_REINHARD : 1,
|
|
|
|
/**
|
|
* Use the Filmic tonemapping operator.
|
|
*
|
|
* @type {Number}
|
|
* @constant
|
|
*/
|
|
FILMIC : 2,
|
|
|
|
/**
|
|
* Use the ACES tonemapping operator.
|
|
*
|
|
* @type {Number}
|
|
* @constant
|
|
*/
|
|
ACES : 3,
|
|
|
|
/**
|
|
* @private
|
|
*/
|
|
validate : function(tonemapper) {
|
|
return tonemapper === Tonemapper.REINHARD ||
|
|
tonemapper === Tonemapper.MODIFIED_REINHARD ||
|
|
tonemapper === Tonemapper.FILMIC ||
|
|
tonemapper === Tonemapper.ACES;
|
|
}
|
|
};
|
|
|
|
return freezeObject(Tonemapper);
|
|
});
|