dreemgl
Version:
DreemGL is an open-source multi-screen prototyping framework for mediated environments, with a visual editor and shader styling for webGL and DALi runtimes written in JavaScript. As a toolkit for gpu-accelerated multiscreen development, DreemGL includes
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HTML
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>CodeRay output</title>
<style type="text/css">
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<body>
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</pre></td>
<td class="code"><pre><span class="comment">/* DreemGL is a collaboration between Teeming Society & Samsung Electronics, sponsored by Samsung and others.
Copyright 2015-2016 Teeming Society. Licensed under the Apache License, Version 2.0 (the "License"); You may not use this file except in compliance with the License.
You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing,
software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and limitations under the License.*/</span>
<span class="comment">/**
* @class DaliMaterial
* Layer between DreemGL and Dali. Although Dali has a complete api, this
* class is used to encapsulate the api to simplify how it is embedded into
* the dreemgl dali platform.
*
* Each instance of DaliMaterial contains a dali.Material object, which is a
* combination of a dali.Shader object and textures.
*/</span>
<span class="comment">/**
* @property dalimaterial
* dali.Material object
*/</span>
define.<span class="reserved">class</span>(<span class="keyword">function</span>(require, exports){
<span class="comment">// internal, DaliApi is a static object to access the dali api</span>
DaliApi = require(<span class="string"><span class="delimiter">'</span><span class="content">./dali_api</span><span class="delimiter">'</span></span>)
<span class="comment">// Assign a unique id to each dalimaterial object</span>
<span class="keyword">var</span> DaliMaterial = exports
DaliMaterial.GlobalId = <span class="integer">0</span>
<span class="comment">/**
* @method constructor
* Create a dali.Material object.
* You can access the dali.Material object as this.dalimaterial.
* The passed shader object is available as this.dalishader.
* @param {object} shader DaliShader object
*/</span>
<span class="local-variable">this</span>.<span class="function">atConstructor</span> = <span class="keyword">function</span>(shader) {
<span class="local-variable">this</span>.object_type = <span class="string"><span class="delimiter">'</span><span class="content">DaliMaterial</span><span class="delimiter">'</span></span>
<span class="keyword">var</span> dali = DaliApi.dali;
<span class="comment">// Cache the property values (blend-related)</span>
<span class="local-variable">this</span>.property_cache = {};
<span class="local-variable">this</span>.id = ++DaliMaterial.GlobalId;
<span class="local-variable">this</span>.dalishader = shader;
<span class="local-variable">this</span>.dalimaterial = <span class="keyword">new</span> dali.Material(<span class="local-variable">this</span>.dalishader.dalishader);
<span class="keyword">if</span> (DaliApi.emitcode) {
console.log(<span class="string"><span class="delimiter">'</span><span class="content">DALICODE: var </span><span class="delimiter">'</span></span> + <span class="local-variable">this</span>.name() + <span class="string"><span class="delimiter">'</span><span class="content"> = new dali.Material(</span><span class="delimiter">'</span></span> + <span class="local-variable">this</span>.dalishader.name() + <span class="string"><span class="delimiter">'</span><span class="content">);</span><span class="delimiter">'</span></span>);
}
}
<span class="comment">/**
* @method addTexture
* Forward request to dali.Material object
* @param {object} texture Texture object
* @param {object} name Uniform name
* @param {object} sampler Dali.Sampler object
*/</span>
<span class="local-variable">this</span>.<span class="function">addTexture</span> = <span class="keyword">function</span>(texture, name, sampler) {
<span class="keyword">if</span> (DaliApi.emitcode) {
console.log(<span class="string"><span class="delimiter">'</span><span class="content">DALICODE: var texid = </span><span class="delimiter">'</span></span> + <span class="local-variable">this</span>.name() + <span class="string"><span class="delimiter">'</span><span class="content">.addTexture(texture</span><span class="delimiter">'</span></span> + texture.id + <span class="string"><span class="delimiter">'</span><span class="content">, </span><span class="char">\'</span><span class="delimiter">'</span></span> + name + <span class="string"><span class="delimiter">'</span><span class="char">\'</span><span class="content">, sampler</span><span class="delimiter">'</span></span> + <span class="local-variable">this</span>.id + <span class="string"><span class="delimiter">'</span><span class="content">);</span><span class="delimiter">'</span></span>);
}
<span class="comment">// We currently have one texture per material. Delete existing textures</span>
<span class="keyword">while</span> (<span class="local-variable">this</span>.dalimaterial.getNumberOfTextures() > <span class="integer">0</span>) {
<span class="comment">// console.log('Removing texture', this.id);</span>
<span class="local-variable">this</span>.removeTexture(<span class="integer">0</span>);
}
<span class="keyword">return</span> <span class="local-variable">this</span>.dalimaterial.addTexture(texture.image, name, sampler);
}
<span class="comment">/**
* @method removeTexture
* Forward request to dali.Material object
* @param {number} index Index of texture to remove
*/</span>
<span class="local-variable">this</span>.<span class="function">removeTexture</span> = <span class="keyword">function</span>(index) {
<span class="keyword">if</span> (DaliApi.emitcode) {
console.log(<span class="string"><span class="delimiter">'</span><span class="content">DALICODE: </span><span class="delimiter">'</span></span> + <span class="local-variable">this</span>.name() + <span class="string"><span class="delimiter">'</span><span class="content">.removeTexture(</span><span class="delimiter">'</span></span> + index + <span class="string"><span class="delimiter">'</span><span class="content">);</span><span class="delimiter">'</span></span>);
}
<span class="local-variable">this</span>.dalimaterial.removeTexture(index);
}
<span class="comment">// Blend Modes moved from material to renderer in some versions of dali</span>
<span class="comment">/**
* @method hasBlender
* Return true if the material has blending api
*/</span>
<span class="local-variable">this</span>.<span class="function">hasBlender</span> = <span class="keyword">function</span>(mode) {
<span class="keyword">return</span> (<span class="keyword">typeof</span> <span class="local-variable">this</span>.dalimaterial.setBlendEquation === <span class="string"><span class="delimiter">'</span><span class="content">function</span><span class="delimiter">'</span></span>);
}
<span class="comment">/**
* @method setBlendMode
* Forward request to dali.Material object. dali enumerations match webgl.
* @param {number} mode Set the blending mode
*/</span>
<span class="local-variable">this</span>.<span class="function">setBlendMode</span> = <span class="keyword">function</span>(mode) {
<span class="keyword">var</span> val = <span class="local-variable">this</span>.property_cache[<span class="string"><span class="delimiter">'</span><span class="content">blendmode</span><span class="delimiter">'</span></span>];
<span class="keyword">if</span> (val && val == mode)
<span class="keyword">return</span>;
<span class="local-variable">this</span>.dalimaterial.setBlendMode(mode);
<span class="local-variable">this</span>.property_cache[<span class="string"><span class="delimiter">'</span><span class="content">blendmode</span><span class="delimiter">'</span></span>] = mode;
<span class="keyword">if</span> (DaliApi.emitcode) {
console.log(<span class="string"><span class="delimiter">'</span><span class="content">DALICODE: </span><span class="delimiter">'</span></span> + <span class="local-variable">this</span>.name() + <span class="string"><span class="delimiter">'</span><span class="content">.setBlendMode(</span><span class="delimiter">'</span></span> + mode + <span class="string"><span class="delimiter">'</span><span class="content">);</span><span class="delimiter">'</span></span>);
}
}
<span class="comment">/**
* @method setBlendEquation
* Forward request to dali.Material object
* @param {number} equationRgb Equation for combining rgb components
* @param {number} equationAlpha Equation for combining alpha component
*/</span>
<span class="local-variable">this</span>.<span class="function">setBlendEquation</span> = <span class="keyword">function</span>(equationRgb, equationAlpha) {
<span class="keyword">var</span> hash = DaliApi.getHash([equationRgb, equationAlpha]);
<span class="keyword">var</span> val = <span class="local-variable">this</span>.property_cache[<span class="string"><span class="delimiter">'</span><span class="content">blendequation</span><span class="delimiter">'</span></span>];
<span class="keyword">if</span> (val && val == hash)
<span class="keyword">return</span>;
<span class="local-variable">this</span>.dalimaterial.setBlendEquation(equationRgb, equationAlpha);
<span class="local-variable">this</span>.property_cache[<span class="string"><span class="delimiter">'</span><span class="content">blendequation</span><span class="delimiter">'</span></span>] = hash;
<span class="keyword">if</span> (DaliApi.emitcode) {
console.log(<span class="string"><span class="delimiter">'</span><span class="content">DALICODE: </span><span class="delimiter">'</span></span> + <span class="local-variable">this</span>.name() + <span class="string"><span class="delimiter">'</span><span class="content">.setBlendEquation(</span><span class="delimiter">'</span></span> + equationRgb + <span class="string"><span class="delimiter">'</span><span class="content">, </span><span class="delimiter">'</span></span> + equationAlpha + <span class="string"><span class="delimiter">'</span><span class="content">);</span><span class="delimiter">'</span></span>);
}
}
<span class="comment">/**
* @method setBlendFunc
* Forward request to dali.Material object
* @param {number} srcFactorRgb Source blending rgb
* @param {number} dstFactorRgb Destination blending rgb
* @param {number} srcFactorAlpha Source blending alpha
* @param {number} dstFactorAlpha Destination blending alpha
*/</span>
<span class="local-variable">this</span>.<span class="function">setBlendFunc</span> = <span class="keyword">function</span>(srcFactorRgb, dstFactorRgb, srcFactorAlpha, dstFactorAlpha) {
<span class="keyword">var</span> hash = DaliApi.getHash([srcFactorRgb, dstFactorRgb, srcFactorAlpha, dstFactorAlpha]);
<span class="keyword">var</span> val = <span class="local-variable">this</span>.property_cache[<span class="string"><span class="delimiter">'</span><span class="content">blendfunc</span><span class="delimiter">'</span></span>];
<span class="keyword">if</span> (val && val == hash)
<span class="keyword">return</span>;
<span class="local-variable">this</span>.dalimaterial.setBlendFunc(srcFactorRgb, dstFactorRgb, srcFactorAlpha, dstFactorAlpha);
<span class="local-variable">this</span>.property_cache[<span class="string"><span class="delimiter">'</span><span class="content">blendfunc</span><span class="delimiter">'</span></span>] = hash;
<span class="keyword">if</span> (DaliApi.emitcode) {
console.log(<span class="string"><span class="delimiter">'</span><span class="content">DALICODE: </span><span class="delimiter">'</span></span> + <span class="local-variable">this</span>.name() + <span class="string"><span class="delimiter">'</span><span class="content">.setBlendFunc(</span><span class="delimiter">'</span></span> + srcFactorRgb + <span class="string"><span class="delimiter">'</span><span class="content">, </span><span class="delimiter">'</span></span> + dstFactorRgb + <span class="string"><span class="delimiter">'</span><span class="content">, </span><span class="delimiter">'</span></span> + srcFactorAlpha + <span class="string"><span class="delimiter">'</span><span class="content">, </span><span class="delimiter">'</span></span> + dstFactorAlpha + <span class="string"><span class="delimiter">'</span><span class="content">);</span><span class="delimiter">'</span></span>);
}
}
<span class="local-variable">this</span>.<span class="function">name</span> = <span class="keyword">function</span>() {
<span class="keyword">return</span> <span class="string"><span class="delimiter">'</span><span class="content">dalimaterial</span><span class="delimiter">'</span></span> + <span class="local-variable">this</span>.id;
}
<span class="local-variable">this</span>.<span class="function">inspect</span> = <span class="keyword">function</span>(depth) {
<span class="keyword">var</span> obj = {<span class="key">daliMaterial</span>:<span class="local-variable">this</span>.id, <span class="key">obj</span>:[<span class="local-variable">this</span>.dalishader.inspect(depth)]};
<span class="keyword">var</span> util = require(<span class="string"><span class="delimiter">'</span><span class="content">util</span><span class="delimiter">'</span></span>)
<span class="keyword">return</span> util.inspect(obj, {<span class="key">depth</span>: <span class="predefined-constant">null</span>});
}
});
</pre></td>
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