<!-- AVATAR-FORGE · part 144 -->
dth, image.height, image.depth, glFormat, glType, image.data );

						}

					}

				} else {

					state.texImage3D( _gl.TEXTURE_2D_ARRAY, 0, glInternalFormat, image.width, image.height, image.depth, 0, glFormat, glType, image.data );

				}

			} else if ( texture.isData3DTexture ) {

				if ( useTexStorage ) {

					if ( allocateMemory ) {

						state.texStorage3D( _gl.TEXTURE_3D, levels, glInternalFormat, image.width, image.height, image.depth );

					}

					if ( dataReady ) {

						state.texSubImage3D( _gl.TEXTURE_3D, 0, 0, 0, 0, image.width, image.height, image.depth, glFormat, glType, image.data );

					}

				} else {

					state.texImage3D( _gl.TEXTURE_3D, 0, glInternalFormat, image.width, image.height, image.depth, 0, glFormat, glType, image.data );

				}

			} else if ( texture.isFramebufferTexture ) {

				if ( allocateMemory ) {

					if ( useTexStorage ) {

						state.texStorage2D( _gl.TEXTURE_2D, levels, glInternalFormat, image.width, image.height );

					} else {

						let width = image.width, height = image.height;

						for ( let i = 0; i < levels; i ++ ) {

							state.texImage2D( _gl.TEXTURE_2D, i, glInternalFormat, width, height, 0, glFormat, glType, null );

							width >>= 1;
							height >>= 1;

						}

					}

				}

			} else {

				// regular Texture (image, video, canvas)

				// use manually created mipmaps if available
				// if there are no manual mipmaps
				// set 0 level mipmap and then use GL to generate other mipmap levels

				if ( mipmaps.length > 0 ) {

					if ( useTexStorage && allocateMemory ) {

						const dimensions = getDimensions( mipmaps[ 0 ] );

						state.texStorage2D( _gl.TEXTURE_2D, levels, glInternalFormat, dimensions.width, dimensions.height );

					}

					for ( let i = 0, il = mipmaps.length; i < il; i ++ ) {

						mipmap = mipmaps[ i ];

						if ( useTexStorage ) {

							if ( dataReady ) {

								state.texSubImage2D( _gl.TEXTURE_2D, i, 0, 0, glFormat, glType, mipmap );

							}

						} else {

							state.texImage2D( _gl.TEXTURE_2D, i, glInternalFormat, glFormat, glType, mipmap );

						}

					}

					texture.generateMipmaps = false;

				} else {

					if ( useTexStorage ) {

						if ( allocateMemory ) {

							const dimensions = getDimensions( image );

							state.texStorage2D( _gl.TEXTURE_2D, levels, glInternalFormat, dimensions.width, dimensions.height );

						}

						if ( dataReady ) {

							state.texSubImage2D( _gl.TEXTURE_2D, 0, 0, 0, glFormat, glType, image );

						}

					} else {

						state.texImage2D( _gl.TEXTURE_2D, 0, glInternalFormat, glFormat, glType, image );

					}

				}

			}

			if ( textureNeedsGenerateMipmaps( texture ) ) {

				generateMipmap( textureType );

			}

			sourceProperties.__version = source.version;

			if ( texture.onUpdate ) texture.onUpdate( texture );

		}

		textureProperties.__version = texture.version;

	}

	function uploadCubeTexture( textureProperties, texture, slot ) {

		if ( texture.image.length !== 6 ) return;

		const forceUpload = initTexture( textureProperties, texture );
		const source = texture.source;

		state.bindTexture( _gl.TEXTURE_CUBE_MAP, textureProperties.__webglTexture, _gl.TEXTURE0 + slot );

		const sourceProperties = properties.get( source );

		if ( source.version !== sourceProperties.__version || forceUpload === true ) {

			state.activeTexture( _gl.TEXTURE0 + slot );

			const workingPrimaries = ColorManagement.getPrimaries( ColorManagement.workingColorSpace );
			const texturePrimaries = texture.colorSpace === NoColorSpace ? null : ColorManagement.getPrimaries( texture.colorSpace );
			const unpackConversion = texture.colorSpace === NoColorSpace || workingPrimaries === texturePrimaries ? _gl.NONE : _gl.BROWSER_DEFAULT_WEBGL;

			_gl.pixelStorei( _gl.UNPACK_FLIP_Y_WEBGL, texture.flipY );
			_gl.pixelStorei( _gl.UNPACK_PREMULTIPLY_ALPHA_WEBGL, texture.premultiplyAlpha );
			_gl.pixelStorei( _gl.UNPACK_ALIGNMENT, texture.unpackAlignment );
			_gl.pixelStorei( _gl.UNPACK_COLORSPACE_CONVERSION_WEBGL, unpackConversion );

			const isCompressed = ( texture.isCompressedTexture || texture.image[ 0 ].isCompressedTexture );
			const isDataTexture = ( texture.image[ 0 ] && texture.image[ 0 ].isDataTexture );

			const cubeImage = [];

			for ( let i = 0; i < 6; i ++ ) {

				if ( ! isCompressed && ! isDataTexture ) {

					cubeImage[ i ] = resizeImage( texture.image[ i ], true, capabilities.maxCubemapSize );

				} else {

					cubeImage[ i ] = isDataTexture ? texture.image[ i ].image : texture.image[ i ];

				}

				cubeImage[ i ] = verifyColorSpace( texture, cubeImage[ i ] );

			}

			const image = cubeImage[ 0 ],
				glFormat = utils.convert( texture.format, texture.colorSpace ),
				glType = utils.convert( texture.type ),
				glInternalFormat = getInternalFormat( texture.internalFormat, glFormat, glType, texture.colorSpace );

			const useTexStorage = ( texture.isVideoTexture !== true );
			const allocateMemory =