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<title>Code coverage report for src/TextureCube.js</title>
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<h1>
<a href="../index.html">all files</a> / <a href="index.html">src/</a> TextureCube.js
</h1>
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<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import Texture from './Texture';
import glenum from './core/glenum';
import util from './core/util';
import mathUtil from './math/util';
var isPowerOfTwo = mathUtil.isPowerOfTwo;
&nbsp;
var targetList = ['px', 'nx', 'py', 'ny', 'pz', 'nz'];
&nbsp;
/**
* @constructor clay.TextureCube
* @extends clay.Texture
*
* @example
* ...
* var mat = new clay.Material({
* shader: clay.shader.library.get('clay.phong', 'environmentMap')
* });
* var envMap = new clay.TextureCube();
* envMap.load({
* 'px': 'assets/textures/sky/px.jpg',
* 'nx': 'assets/textures/sky/nx.jpg'
* 'py': 'assets/textures/sky/py.jpg'
* 'ny': 'assets/textures/sky/ny.jpg'
* 'pz': 'assets/textures/sky/pz.jpg'
* 'nz': 'assets/textures/sky/nz.jpg'
* });
* mat.set('environmentMap', envMap);
* ...
* envMap.success(function () {
* // Wait for the sky texture loaded
* animation.on('frame', function (frameTime) {
* renderer.render(scene, camera);
* });
* });
*/
var TextureCube = Texture.extend(function () {
return /** @lends clay.TextureCube# */{
&nbsp;
/**
* @type {boolean}
* @default false
*/
// PENDING cubemap should not flipY in default.
// flipY: false,
&nbsp;
/**
* @type {Object}
* @property {?HTMLImageElement|HTMLCanvasElemnet} px
* @property {?HTMLImageElement|HTMLCanvasElemnet} nx
* @property {?HTMLImageElement|HTMLCanvasElemnet} py
* @property {?HTMLImageElement|HTMLCanvasElemnet} ny
* @property {?HTMLImageElement|HTMLCanvasElemnet} pz
* @property {?HTMLImageElement|HTMLCanvasElemnet} nz
*/
image: {
px: null,
nx: null,
py: null,
ny: null,
pz: null,
nz: null
},
/**
* Pixels data of each side. Will be ignored if images are set.
* @type {Object}
* @property {?Uint8Array} px
* @property {?Uint8Array} nx
* @property {?Uint8Array} py
* @property {?Uint8Array} ny
* @property {?Uint8Array} pz
* @property {?Uint8Array} nz
*/
pixels: {
px: null,
nx: null,
py: null,
ny: null,
pz: null,
nz: null
},
&nbsp;
/**
* @type {Array.&lt;Object&gt;}
*/
mipmaps: []
};
}, {
&nbsp;
textureType: 'textureCube',
&nbsp;
update: function (renderer) {
var _gl = renderer.gl;
_gl.bindTexture(_gl.TEXTURE_CUBE_MAP, this._cache.get('webgl_texture'));
&nbsp;
this.updateCommon(renderer);
&nbsp;
var glFormat = this.format;
var glType = this.type;
&nbsp;
_gl.texParameteri(_gl.TEXTURE_CUBE_MAP, _gl.TEXTURE_WRAP_S, this.getAvailableWrapS());
_gl.texParameteri(_gl.TEXTURE_CUBE_MAP, _gl.TEXTURE_WRAP_T, this.getAvailableWrapT());
&nbsp;
_gl.texParameteri(_gl.TEXTURE_CUBE_MAP, _gl.TEXTURE_MAG_FILTER, this.getAvailableMagFilter());
_gl.texParameteri(_gl.TEXTURE_CUBE_MAP, _gl.TEXTURE_MIN_FILTER, this.getAvailableMinFilter());
&nbsp;
var anisotropicExt = renderer.getGLExtension('EXT_texture_filter_anisotropic');
<span class="missing-if-branch" title="if path not taken" >I</span>if (anisotropicExt &amp;&amp; this.anisotropic &gt; 1) {
<span class="cstat-no" title="statement not covered" > _gl.texParameterf(_gl.TEXTURE_CUBE_MAP, anisotropicExt.TEXTURE_MAX_ANISOTROPY_EXT, this.anisotropic);</span>
}
&nbsp;
// Fallback to float type if browser don't have half float extension
if (glType === 36193) {
var halfFloatExt = renderer.getGLExtension('OES_texture_half_float');
<span class="missing-if-branch" title="if path not taken" >I</span>if (!halfFloatExt) {
<span class="cstat-no" title="statement not covered" > glType = glenum.FLOAT;</span>
}
}
&nbsp;
if (this.mipmaps.length) {
var width = this.width;
var height = this.height;
for (var i = 0; i &lt; this.mipmaps.length; i++) {
var mipmap = this.mipmaps[i];
this._updateTextureData(_gl, mipmap, i, width, height, glFormat, glType);
width /= 2;
height /= 2;
}
}
else {
this._updateTextureData(_gl, this, 0, this.width, this.height, glFormat, glType);
&nbsp;
if (!this.NPOT &amp;&amp; this.useMipmap) {
_gl.generateMipmap(_gl.TEXTURE_CUBE_MAP);
}
}
&nbsp;
_gl.bindTexture(_gl.TEXTURE_CUBE_MAP, null);
},
&nbsp;
_updateTextureData: function (_gl, data, level, width, height, glFormat, glType) {
for (var i = 0; i &lt; 6; i++) {
var target = targetList[i];
var img = data.image &amp;&amp; data.image[target];
<span class="missing-if-branch" title="if path not taken" >I</span>if (img) {
<span class="cstat-no" title="statement not covered" > _gl.texImage2D(_gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, level, glFormat, glFormat, glType, img);</span>
}
else {
_gl.texImage2D(_gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, level, glFormat, width, height, 0, glFormat, glType, data.pixels &amp;&amp; data.pixels[target]);
}
}
},
&nbsp;
/**
* @param {clay.Renderer} renderer
* @memberOf clay.TextureCube.prototype
*/
generateMipmap: function (renderer) <span class="fstat-no" title="function not covered" >{</span>
var _gl = <span class="cstat-no" title="statement not covered" >renderer.gl;</span>
<span class="cstat-no" title="statement not covered" > if (this.useMipmap &amp;&amp; !this.NPOT) {</span>
<span class="cstat-no" title="statement not covered" > _gl.bindTexture(_gl.TEXTURE_CUBE_MAP, this._cache.get('webgl_texture'));</span>
<span class="cstat-no" title="statement not covered" > _gl.generateMipmap(_gl.TEXTURE_CUBE_MAP);</span>
}
},
&nbsp;
bind: function (renderer) {
renderer.gl.bindTexture(renderer.gl.TEXTURE_CUBE_MAP, this.getWebGLTexture(renderer));
},
&nbsp;
unbind: function (renderer) <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" > renderer.gl.bindTexture(renderer.gl.TEXTURE_CUBE_MAP, null);</span>
},
&nbsp;
// Overwrite the isPowerOfTwo method
isPowerOfTwo: function () {
<span class="missing-if-branch" title="if path not taken" >I</span>if (this.image.px) {
<span class="cstat-no" title="statement not covered" > return isPowerOfTwo(this.image.px.width)</span>
&amp;&amp; isPowerOfTwo(this.image.px.height);
}
else {
return isPowerOfTwo(this.width)
&amp;&amp; isPowerOfTwo(this.height);
}
},
&nbsp;
isRenderable: function () {
<span class="missing-if-branch" title="if path not taken" >I</span>if (this.image.px) {
<span class="cstat-no" title="statement not covered" > return isImageRenderable(this.image.px)</span>
&amp;&amp; isImageRenderable(this.image.nx)
&amp;&amp; isImageRenderable(this.image.py)
&amp;&amp; isImageRenderable(this.image.ny)
&amp;&amp; isImageRenderable(this.image.pz)
&amp;&amp; isImageRenderable(this.image.nz);
}
else {
return !!(this.width &amp;&amp; this.height);
}
},
&nbsp;
load: function (imageList, crossOrigin) <span class="fstat-no" title="function not covered" >{</span>
var loading = <span class="cstat-no" title="statement not covered" >0;</span>
var self = <span class="cstat-no" title="statement not covered" >this;</span>
<span class="cstat-no" title="statement not covered" > util.each(imageList, function (src, target)<span class="fstat-no" title="function not covered" >{</span></span>
var image = <span class="cstat-no" title="statement not covered" >new Image();</span>
<span class="cstat-no" title="statement not covered" > if (crossOrigin) {</span>
<span class="cstat-no" title="statement not covered" > image.crossOrigin = crossOrigin;</span>
}
<span class="cstat-no" title="statement not covered" > image.onload = function () <span class="fstat-no" title="function not covered" >{</span></span>
<span class="cstat-no" title="statement not covered" > loading --;</span>
<span class="cstat-no" title="statement not covered" > if (loading === 0){</span>
<span class="cstat-no" title="statement not covered" > self.dirty();</span>
<span class="cstat-no" title="statement not covered" > self.trigger('success', self);</span>
}
<span class="cstat-no" title="statement not covered" > image.onload = null;</span>
};
<span class="cstat-no" title="statement not covered" > image.onerror = function () <span class="fstat-no" title="function not covered" >{</span></span>
<span class="cstat-no" title="statement not covered" > loading --;</span>
<span class="cstat-no" title="statement not covered" > image.onerror = null;</span>
};
&nbsp;
<span class="cstat-no" title="statement not covered" > loading++;</span>
<span class="cstat-no" title="statement not covered" > image.src = src;</span>
<span class="cstat-no" title="statement not covered" > self.image[target] = image;</span>
});
&nbsp;
<span class="cstat-no" title="statement not covered" > return this;</span>
}
});
&nbsp;
Object.defineProperty(TextureCube.prototype, 'width', {
get: function () {
<span class="missing-if-branch" title="if path not taken" >I</span>if (this.image &amp;&amp; this.image.px) {
<span class="cstat-no" title="statement not covered" > return this.image.px.width;</span>
}
return this._width;
},
set: function (value) {
<span class="missing-if-branch" title="if path not taken" >I</span>if (this.image &amp;&amp; this.image.px) {
<span class="cstat-no" title="statement not covered" > console.warn('Texture from image can\'t set width');</span>
}
else {
<span class="missing-if-branch" title="else path not taken" >E</span>if (this._width !== value) {
this.dirty();
}
this._width = value;
}
}
});
Object.defineProperty(TextureCube.prototype, 'height', {
get: function () {
<span class="missing-if-branch" title="if path not taken" >I</span>if (this.image &amp;&amp; this.image.px) {
<span class="cstat-no" title="statement not covered" > return this.image.px.height;</span>
}
return this._height;
},
set: function (value) {
<span class="missing-if-branch" title="if path not taken" >I</span>if (this.image &amp;&amp; this.image.px) {
<span class="cstat-no" title="statement not covered" > console.warn('Texture from image can\'t set height');</span>
}
else {
<span class="missing-if-branch" title="else path not taken" >E</span>if (this._height !== value) {
this.dirty();
}
this._height = value;
}
}
});
function isImageRenderable(image) <span class="fstat-no" title="function not covered" >{</span>
<span class="cstat-no" title="statement not covered" > return image.nodeName === 'CANVAS' ||</span>
image.nodeName === 'VIDEO' ||
image.complete;
}
&nbsp;
export default TextureCube;
&nbsp;</pre></td></tr>
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