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    <li class="nav-link nav-home-link"><a href="index.html">Home</a></li><li class="nav-heading">Modules</li><li class="nav-heading"><span class="nav-item-type type-module">M</span><span class="nav-item-name"><a href="module-twgl.html">twgl</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl.html#.addExtensionsToContext">addExtensionsToContext</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl.html#.bindFramebufferInfo">bindFramebufferInfo</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl.html#.bindTransformFeedbackInfo">bindTransformFeedbackInfo</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl.html#.bindUniformBlock">bindUniformBlock</a></span></li><li 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class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl.html#.setUniformBlock">setUniformBlock</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl.html#.setUniforms">setUniforms</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl.html#~createContext">createContext</a></span></li><li class="nav-heading"><span class="nav-item-type type-module">M</span><span class="nav-item-name"><a href="module-twgl_attributes.html">twgl/attributes</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_attributes.html#.createAttribsFromArrays">createAttribsFromArrays</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_attributes.html#.createBufferFromArray">createBufferFromArray</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_attributes.html#.createBufferFromTypedArray">createBufferFromTypedArray</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_attributes.html#.createBufferInfoFromArrays">createBufferInfoFromArrays</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_attributes.html#.createBuffersFromArrays">createBuffersFromArrays</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_attributes.html#.setAttribInfoBufferFromArray">setAttribInfoBufferFromArray</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_attributes.html#.setAttributePrefix">setAttributePrefix</a></span></li><li class="nav-heading"><span class="nav-item-type type-module">M</span><span class="nav-item-name"><a href="module-twgl_draw.html">twgl/draw</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_draw.html#.drawBufferInfo">drawBufferInfo</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_draw.html#.drawObjectList">drawObjectList</a></span></li><li class="nav-heading"><span class="nav-item-type type-module">M</span><span class="nav-item-name"><a href="module-twgl_framebuffers.html">twgl/framebuffers</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_framebuffers.html#.bindFramebufferInfo">bindFramebufferInfo</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_framebuffers.html#.createFramebufferInfo">createFramebufferInfo</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_framebuffers.html#.resizeFramebufferInfo">resizeFramebufferInfo</a></span></li><li class="nav-heading"><span class="nav-item-type type-module">M</span><span class="nav-item-name"><a href="module-twgl_m4.html">twgl/m4</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.axisRotate">axisRotate</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.axisRotation">axisRotation</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.copy">copy</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.create">create</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.frustum">frustum</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.getAxis">getAxis</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.getTranslation">getTranslation</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.identity">identity</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.inverse">inverse</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.lookAt">lookAt</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.multiply">multiply</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.negate">negate</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.ortho">ortho</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.perspective">perspective</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.rotateX">rotateX</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.rotateY">rotateY</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.rotateZ">rotateZ</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.rotationX">rotationX</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.rotationY">rotationY</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.rotationZ">rotationZ</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.scale">scale</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.scaling">scaling</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.setAxis">setAxis</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.setDefaultType">setDefaultType</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.setTranslation">setTranslation</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.transformDirection">transformDirection</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.transformNormal">transformNormal</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.transformPoint">transformPoint</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.translate">translate</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.translation">translation</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_m4.html#.transpose">transpose</a></span></li><li class="nav-heading"><span class="nav-item-type type-module">M</span><span class="nav-item-name"><a href="module-twgl_primitives.html">twgl/primitives</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.concatVertices">concatVertices</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.create3DFBufferInfo">create3DFBufferInfo</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.create3DFBuffers">create3DFBuffers</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.create3DFVertices">create3DFVertices</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createAugmentedTypedArray">createAugmentedTypedArray</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createCrescentBufferInfo">createCrescentBufferInfo</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createCrescentBuffers">createCrescentBuffers</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createCrescentVertices">createCrescentVertices</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createCresentBufferInfo">createCresentBufferInfo</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createCresentBuffers">createCresentBuffers</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createCresentBuffers">createCresentBuffers</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createCubeBufferInfo">createCubeBufferInfo</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createCubeBuffers">createCubeBuffers</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createCubeVertices">createCubeVertices</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createCylinderBufferInfo">createCylinderBufferInfo</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createCylinderBuffers">createCylinderBuffers</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createCylinderVertices">createCylinderVertices</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createDiscBufferInfo">createDiscBufferInfo</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createDiscBuffers">createDiscBuffers</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createDiscVertices">createDiscVertices</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createPlaneBufferInfo">createPlaneBufferInfo</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createPlaneBuffers">createPlaneBuffers</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createPlaneVertices">createPlaneVertices</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createSphereBufferInfo">createSphereBufferInfo</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createSphereBuffers">createSphereBuffers</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createSphereVertices">createSphereVertices</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createTorusBufferInfo">createTorusBufferInfo</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createTorusBuffers">createTorusBuffers</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createTorusVertices">createTorusVertices</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createTruncatedConeBufferInfo">createTruncatedConeBufferInfo</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createTruncatedConeBuffers">createTruncatedConeBuffers</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createTruncatedConeVertices">createTruncatedConeVertices</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createXYQuadBufferInfo">createXYQuadBufferInfo</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createXYQuadBuffers">createXYQuadBuffers</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.createXYQuadVertices">createXYQuadVertices</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.deindexVertices">deindexVertices</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.duplicateVertices">duplicateVertices</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.flattenNormals">flattenNormals</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.makeRandomVertexColors">makeRandomVertexColors</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.reorientDirections">reorientDirections</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.reorientNormals">reorientNormals</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.reorientPositions">reorientPositions</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_primitives.html#.reorientVertices">reorientVertices</a></span></li><li class="nav-heading"><span class="nav-item-type type-module">M</span><span class="nav-item-name"><a href="module-twgl_programs.html">twgl/programs</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_programs.html#.bindUniformBlock">bindUniformBlock</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_programs.html#.createAttributeSetters">createAttributeSetters</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_programs.html#.createProgram">createProgram</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_programs.html#.createProgramAsync">createProgramAsync</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_programs.html#.createProgramFromScripts">createProgramFromScripts</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a href="module-twgl_programs.html#.createProgramFromSources">createProgramFromSources</a></span></li><li class="nav-item"><span class="nav-item-type type-function">F</span><span class="nav-item-name"><a 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    <h1 class="page-title">twgl/draw</h1>
    

<section>

<header>
    
        
</header>

<article>
    <div class="container-overview">
    
        
            <div class="description"><p>Drawing related functions</p>
<p>For backward compatibility they are available at both <code>twgl.draw</code> and <code>twgl</code><br>
itself</p>
<p>See <a href="module-twgl.html"><code>module:twgl</code></a> for core functions</p></div>
        

<div class="section-method">


<dl class="details">

    
</dl>


</div>
        
    
    </div>

    
        <h3 class="subsection-title">Methods</h3>

        
<div class="section-method">

    
    <h4 class="name" id=".drawBufferInfo"><span class="type-signature">(static) </span>drawBufferInfo<span class="signature">(gl, bufferInfo, type<span class="signature-attributes">opt</span>, count<span class="signature-attributes">opt</span>, offset<span class="signature-attributes">opt</span>, instanceCount<span class="signature-attributes">opt</span>)</span><span class="type-signature"></span></h4>

    
<div class="description">
    <p>Calls <code>gl.drawElements</code> or <code>gl.drawArrays</code>, whichever is appropriate</p>
<p>normally you'd call <code>gl.drawElements</code> or <code>gl.drawArrays</code> yourself<br>
but calling this means if you switch from indexed data to non-indexed<br>
data you don't have to remember to update your draw call.</p>
</div>


<dl class="details">

    
</dl>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th>Attributes</th>
        

        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>gl</code></td>
            

            <td class="type">
            
                
<span class="param-type"><code>WebGLRenderingContext</code></span>


            </td>

            
                <td class="attributes">
                

                </td>
            

            <td class="description last">
                <p>A WebGLRenderingContext</p>
                
            </td>
        </tr>

    
        <tr>
            
                <td class="name"><code>bufferInfo</code></td>
            

            <td class="type">
            
                
<span class="param-type"><code><a href="module-twgl.html#.BufferInfo">module:twgl.BufferInfo</a></code></span>
|

<span class="param-type"><code><a href="module-twgl.html#.VertexArrayInfo">module:twgl.VertexArrayInfo</a></code></span>


            </td>

            
                <td class="attributes">
                

                </td>
            

            <td class="description last">
                <p>A BufferInfo as returned from <a href="module-twgl.html#.createBufferInfoFromArrays"><code>module:twgl.createBufferInfoFromArrays</code></a> or<br>
a VertexArrayInfo as returned from <code>module:twgl.createVertexArrayInfo</code></p>
                
            </td>
        </tr>

    
        <tr>
            
                <td class="name"><code>type</code></td>
            

            <td class="type">
            
                
<span class="param-type"><code>number</code></span>


            </td>

            
                <td class="attributes">
                
                    &lt;optional><br>
                

                </td>
            

            <td class="description last">
                <p>eg (gl.TRIANGLES, gl.LINES, gl.POINTS, gl.TRIANGLE_STRIP, ...). Defaults to <code>gl.TRIANGLES</code></p>
                
            </td>
        </tr>

    
        <tr>
            
                <td class="name"><code>count</code></td>
            

            <td class="type">
            
                
<span class="param-type"><code>number</code></span>


            </td>

            
                <td class="attributes">
                
                    &lt;optional><br>
                

                </td>
            

            <td class="description last">
                <p>An optional count. Defaults to bufferInfo.numElements</p>
                
            </td>
        </tr>

    
        <tr>
            
                <td class="name"><code>offset</code></td>
            

            <td class="type">
            
                
<span class="param-type"><code>number</code></span>


            </td>

            
                <td class="attributes">
                
                    &lt;optional><br>
                

                </td>
            

            <td class="description last">
                <p>An optional offset. Defaults to 0.</p>
                
            </td>
        </tr>

    
        <tr>
            
                <td class="name"><code>instanceCount</code></td>
            

            <td class="type">
            
                
<span class="param-type"><code>number</code></span>


            </td>

            
                <td class="attributes">
                
                    &lt;optional><br>
                

                </td>
            

            <td class="description last">
                <p>An optional instanceCount. if set then <code>drawArraysInstanced</code> or <code>drawElementsInstanced</code> will be called</p>
                
            </td>
        </tr>

    
    </tbody>
</table>


</div>
        
            
<div class="section-method">

    
    <h4 class="name" id=".drawObjectList"><span class="type-signature">(static) </span>drawObjectList<span class="signature">(gl, objectsToDraw)</span><span class="type-signature"></span></h4>

    
<div class="description">
    <p>Draws a list of objects</p>
</div>


<dl class="details">

    
</dl>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>gl</code></td>
            

            <td class="type">
            
                
<span class="param-type"><code>WebGLRenderingContext</code></span>


            </td>

            
            <td class="description last">
                <p>A WebGLRenderingContext</p>
                
            </td>
        </tr>

    
        <tr>
            
                <td class="name"><code>objectsToDraw</code></td>
            

            <td class="type">
            
                
<span class="param-type"><code>Array.&lt;DrawObject></code></span>


            </td>

            
            <td class="description last">
                <p>an array of objects to draw.</p>
                
            </td>
        </tr>

    
    </tbody>
</table>


</div>
        
    
</article>

</section>


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