Add doc.

Source/Renderer/AutomaticUniforms.js

@@ -1560,6 +1560,17 @@ define([
             }
         }),
 
+        /**
+         * An automatic GLSL uniform containing the specular environment map atlas used within the scene.
+         *
+         * @alias czm_specularEnvironmentMaps
+         * @namespace
+         * @glslUniform
+         *
+         * @example
+         * // GLSL declaration
+         * uniform sampler2D czm_specularEnvironmentMaps;
+         */
         czm_specularEnvironmentMaps : new AutomaticUniform({
             size : 1,
             datatype : WebGLConstants.SAMPLER_2D,
@@ -1568,6 +1579,17 @@ define([
             }
         }),
 
+        /**
+         * An automatic GLSL uniform containing the size of the specular environment map atlas used within the scene.
+         *
+         * @alias czm_specularEnvironmentMapSize
+         * @namespace
+         * @glslUniform
+         *
+         * @example
+         * // GLSL declaration
+         * uniform vec2 czm_specularEnvironmentMapSize;
+         */
         czm_specularEnvironmentMapSize : new AutomaticUniform({
             size : 1,
             datatype : WebGLConstants.FLOAT_VEC2,
@@ -1576,6 +1598,17 @@ define([
             }
         }),
 
+        /**
+         * An automatic GLSL uniform containing the maximum level-of-detail of the specular environment map atlas used within the scene.
+         *
+         * @alias czm_specularEnvironmentMapsMaximumLOD
+         * @namespace
+         * @glslUniform
+         *
+         * @example
+         * // GLSL declaration
+         * uniform float czm_specularEnvironmentMapsMaximumLOD;
+         */
         czm_specularEnvironmentMapsMaximumLOD : new AutomaticUniform({
             size : 1,
             datatype : WebGLConstants.FLOAT,
@@ -1584,6 +1617,17 @@ define([
             }
         }),
 
+        /**
+         * An automatic GLSL uniform containing the spherical harmonic coefficients used within the scene.
+         *
+         * @alias czm_sphericalHarmonicCoefficients
+         * @namespace
+         * @glslUniform
+         *
+         * @example
+         * // GLSL declaration
+         * uniform vec3[9] czm_sphericalHarmonicCoefficients;
+         */
         czm_sphericalHarmonicCoefficients : new AutomaticUniform({
             size : 9,
             datatype : WebGLConstants.FLOAT_VEC3,

Source/Renderer/UniformState.js

@@ -883,18 +883,33 @@ define([
             }
         },
 
+        /**
+         * The spherical harmonic coefficients of the scene.
+         * @memberof UniformState.prototype
+         * @type {Cartesian3[]}
+         */
         sphericalHarmonicCoefficients : {
             get : function() {
                 return this._sphericalHarmonicCoefficients;
             }
         },
 
+        /**
+         * The specular environment map atlas of the scene.
+         * @memberof UniformState.prototype
+         * @type {Texture}
+         */
         specularEnvironmentMaps : {
             get : function() {
                 return this._specularEnvironmentMaps;
             }
         },
 
+        /**
+         * The maximum level-of-detail of the specular environment map atlas of the scene.
+         * @memberof UniformState.prototype
+         * @type {Number}
+         */
         specularEnvironmentMapsMaximumLOD : {
             get : function() {
                 return this._specularEnvironmentMapsMaximumLOD;

Source/Scene/FrameState.js

@@ -50,8 +50,22 @@ define([
          */
         this.environmentMap = undefined;
 
+        /**
+         * The spherical harmonic coefficients used for image-based lighting for PBR models.
+         * @type {Cartesian3[]}
+         */
         this.sphericalHarmonicCoefficients = undefined;
+
+        /**
+         * The specular environment atlas used for image-based lighting for PBR models.
+         * @type {Texture}
+         */
         this.specularEnvironmentMaps = undefined;
+
+        /**
+         * The maximum level-of-detail of the specular environment atlas used for image-based lighting for PBR models.
+         * @type {Number}
+         */
         this.specularEnvironmentMapsMaximumLOD = undefined;
 
         /**

Source/Scene/OctahedralProjectedCubeMap.js

@@ -70,6 +70,12 @@ define([
     }
 
     defineProperties(OctahedralProjectedCubeMap.prototype, {
+        /**
+         * The url to the KTX file containing the specular environment map and convoluted mipmaps.
+         * @memberof OctahedralProjectedCubeMap.prototype
+         * @type {String}
+         * @readonly
+         */
         url : {
             get : function() {
                 return this._url;

Source/Scene/Scene.js

@@ -797,7 +797,16 @@ define([
         this.gamma = 2.2;
         this._sunColor = new Cartesian3(1.8, 1.85, 2.0);
 
+        /**
+         * The spherical harmonic coefficients for image-based lighting of PBR models.
+         * @type {Cartesian3[]}
+         */
         this.sphericalHarmonicCoefficients = undefined;
+
+        /**
+         * The url to the KTX file containing the specular environment map and convoluted mipmaps for image-based lighting of PBR models.
+         * @type {String}
+         */
         this.specularEnvironmentMaps = undefined;
         this._specularEnvironmentMapAtlas = undefined;