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PIXI.AbstractBatchRenderer.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8" />
<title>webdoc: AbstractBatchRenderer</title>
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<div class="document">
<div class="document__package">@webdoc/example</div>
<h1 class="document__title">PIXI.AbstractBatchRenderer</h1>
<pre class="signature__container"><code class="signature">protected class AbstractBatchRenderer extends <a href="PIXI.ObjectRenderer.html">PIXI.ObjectRenderer</a></code></pre>
<div class="document__brief"><p>Renderer dedicated to drawing and batching sprites.</p></div>
<div class="document__description"><p>This is the default batch renderer. It buffers objects
with texture-based geometries and renders them in
batches. It uploads multiple textures to the GPU to
reduce to the number of draw calls.</p></div>
<div class="members">
<h2 class="members__category">Constructor</h2>
<div class="member" id="constructor">
<h3 class="member__title"></h3>
<pre class="signature__container"><code class="signature">new PIXI.AbstractBatchRenderer(renderer: PIXI.Renderer) → {}</code></pre>
<div class="member__brief"></div>
<div class="member__description"><p>This will hook onto the renderer's <code>contextChange</code>
and <code>prerender</code> signals.</p></div>
<div class="table-wrapper">
<table class="member-parameters">
<caption class="member-parameters__caption">Parameters:</caption>
<thead class="member-parameters__head">
<tr class="member-parameter-header">
<th class="member-parameter-header__name">Name</th>
<th class="member-parameter-header__type">Type</th>
<th class="member-parameter-header__description">Description</th>
</tr>
</thead>
<tbody class="member-parameters__body">
<tr class="member-parameter">
<td class="member-parameter__name">
renderer
</td>
<td class="member-parameter__type">
PIXI.Renderer
</td>
<td class="member-parameter__description"><p>The renderer this works for.</p></td>
</tr>
</tbody>
</table>
</div>
</div>
</div>
<div class="members">
<h2 class="members__category">Public Properties</h2>
<div class="member" id="_drawCallPool">
<h3 class="member__title">_drawCallPool</h3>
<pre class="signature__container"><code class="signature">static _drawCallPool: Array<PIXI.BatchDrawCall></code></pre>
<div class="member__brief"></div>
<div class="member__description"><p>Pool of <code>BatchDrawCall</code> objects that <code>flush</code> used
to create "batches" of the objects being rendered.</p>
<p>These are never re-allocated again.
Shared between all batch renderers because it can be only one "flush" working at the moment.</p></div>
</div>
<div class="member" id="_textureArrayPool">
<h3 class="member__title">_textureArrayPool</h3>
<pre class="signature__container"><code class="signature">static _textureArrayPool: Array<PIXI.BatchTextureArray></code></pre>
<div class="member__brief"></div>
<div class="member__description"><p>Pool of <code>BatchDrawCall</code> objects that <code>flush</code> used
to create "batches" of the objects being rendered.</p>
<p>These are never re-allocated again.
Shared between all batch renderers because it can be only one "flush" working at the moment.</p></div>
</div>
<div class="member" id="bufferSize">
<h3 class="member__title">bufferSize</h3>
<pre class="signature__container"><code class="signature">bufferSize: number</code></pre>
<div class="member__brief"></div>
<div class="member__description"></div>
</div>
<div class="member" id="MAX_TEXTURES">
<h3 class="member__title">MAX_TEXTURES</h3>
<pre class="signature__container"><code class="signature">MAX_TEXTURES: number</code></pre>
<div class="member__brief"></div>
<div class="member__description"><p>Maximum number of textures that can be uploaded to
the GPU under the current context. It is initialized
properly in <code>this.contextChange</code>.</p></div>
</div>
<div class="member" id="renderer">
<h3 class="member__title">renderer</h3>
<pre class="signature__container"><code class="signature">renderer: PIXI.Renderer</code></pre>
<div class="member__brief"><p>The renderer this manager works for.</p></div>
<div class="member__description"></div>
</div>
<div class="member" id="size">
<h3 class="member__title">size</h3>
<pre class="signature__container"><code class="signature">size: number</code></pre>
<div class="member__brief"></div>
<div class="member__description"><p>The number of bufferable objects before a flush
occurs automatically.</p></div>
</div>
<div class="member" id="state">
<h3 class="member__title">state</h3>
<pre class="signature__container"><code class="signature">state: PIXI.State</code></pre>
<div class="member__brief"><p>The WebGL state in which this renderer will work.</p></div>
<div class="member__description"></div>
</div>
<div class="member" id="vertexSize">
<h3 class="member__title">vertexSize</h3>
<pre class="signature__container"><code class="signature">vertexSize: number</code></pre>
<div class="member__brief"></div>
<div class="member__description"><p>Size of data being buffered per vertex in the
attribute buffers (in floats). By default, the
batch-renderer plugin uses 6:</p>
<table>
<thead>
<tr>
<th>aVertexPosition</th>
<th>2</th>
</tr>
</thead>
<tbody>
<tr>
<td>aTextureCoords</td>
<td>2</td>
</tr>
<tr>
<td>aColor</td>
<td>1</td>
</tr>
<tr>
<td>aTextureId</td>
<td>1</td>
</tr>
</tbody>
</table></div>
</div>
</div>
<div class="members">
<h2 class="members__category">Protected Properties</h2>
<div class="member" id="_shader">
<h3 class="member__title">_shader</h3>
<pre class="signature__container"><code class="signature">protected _shader: PIXI.Shader</code></pre>
<div class="member__brief"><p>This shader is generated by <code>this.shaderGenerator</code>.</p></div>
<div class="member__description"><p>It is generated specifically to handle the required
number of textures being batched together.</p></div>
</div>
<div class="member" id="geometryClass">
<h3 class="member__title">geometryClass</h3>
<pre class="signature__container"><code class="signature">protected geometryClass: object</code></pre>
<div class="member__brief"></div>
<div class="member__description"><p>The class that represents the geometry of objects
that are going to be batched with this.</p></div>
</div>
<div class="member" id="shaderGenerator">
<h3 class="member__title">shaderGenerator</h3>
<pre class="signature__container"><code class="signature">protected shaderGenerator: PIXI.BatchShaderGenerator</code></pre>
<div class="member__brief"></div>
<div class="member__description"><p>This is used to generate a shader that can
color each vertex based on a <code>aTextureId</code>
attribute that points to an texture in <code>uSampler</code>.</p>
<p>This enables the objects with different textures
to be drawn in the same draw call.</p>
<p>You can customize your shader by creating your
custom shader generator.</p></div>
</div>
</div>
<div class="members">
<h2 class="members__category">Public Methods</h2>
<div class="member" id="bindAndClearTexArray">
<h3 class="member__title">bindAndClearTexArray</h3>
<pre class="signature__container"><code class="signature">bindAndClearTexArray(texArray: PIXI.BatchTextureArray) → {}</code></pre>
<div class="member__brief"><p>Bind textures for current rendering</p></div>
<div class="member__description"></div>
<div class="table-wrapper">
<table class="member-parameters">
<caption class="member-parameters__caption">Parameters:</caption>
<thead class="member-parameters__head">
<tr class="member-parameter-header">
<th class="member-parameter-header__name">Name</th>
<th class="member-parameter-header__type">Type</th>
<th class="member-parameter-header__description">Description</th>
</tr>
</thead>
<tbody class="member-parameters__body">
<tr class="member-parameter">
<td class="member-parameter__name">
texArray
</td>
<td class="member-parameter__type">
PIXI.BatchTextureArray
</td>
<td class="member-parameter__description"></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="member" id="buildDrawCalls">
<h3 class="member__title">buildDrawCalls</h3>
<pre class="signature__container"><code class="signature">buildDrawCalls(texArray: PIXI.BatchTextureArray, start: number, finish: number) → {}</code></pre>
<div class="member__brief"><p>Populating drawcalls for rendering</p></div>
<div class="member__description"></div>
<div class="table-wrapper">
<table class="member-parameters">
<caption class="member-parameters__caption">Parameters:</caption>
<thead class="member-parameters__head">
<tr class="member-parameter-header">
<th class="member-parameter-header__name">Name</th>
<th class="member-parameter-header__type">Type</th>
<th class="member-parameter-header__description">Description</th>
</tr>
</thead>
<tbody class="member-parameters__body">
<tr class="member-parameter">
<td class="member-parameter__name">
texArray
</td>
<td class="member-parameter__type">
PIXI.BatchTextureArray
</td>
<td class="member-parameter__description"></td>
</tr><tr class="member-parameter">
<td class="member-parameter__name">
start
</td>
<td class="member-parameter__type">
number
</td>
<td class="member-parameter__description"></td>
</tr><tr class="member-parameter">
<td class="member-parameter__name">
finish
</td>
<td class="member-parameter__type">
number
</td>
<td class="member-parameter__description"></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="member" id="contextChange">
<h3 class="member__title">contextChange</h3>
<pre class="signature__container"><code class="signature">contextChange() → {}</code></pre>
<div class="member__brief"><p>Handles the <code>contextChange</code> signal.</p></div>
<div class="member__description"><p>It calculates <code>this.MAX_TEXTURES</code> and allocating the
packed-geometry object pool.</p></div>
</div>
<div class="member" id="destroy">
<h3 class="member__title">destroy</h3>
<pre class="signature__container"><code class="signature">destroy() → {}</code></pre>
<div class="member__brief"><p>Destroys this <code>AbstractBatchRenderer</code>. It cannot be used again.</p></div>
<div class="member__description"></div>
</div>
<div class="member" id="drawBatches">
<h3 class="member__title">drawBatches</h3>
<pre class="signature__container"><code class="signature">drawBatches() → {}</code></pre>
<div class="member__brief"></div>
<div class="member__description"></div>
</div>
<div class="member" id="flush">
<h3 class="member__title">flush</h3>
<pre class="signature__container"><code class="signature">flush() → {}</code></pre>
<div class="member__brief"><p>Renders the content <em>now</em> and empties the current batch.</p></div>
<div class="member__description"></div>
</div>
<div class="member" id="initFlushBuffers">
<h3 class="member__title">initFlushBuffers</h3>
<pre class="signature__container"><code class="signature">initFlushBuffers() → {}</code></pre>
<div class="member__brief"><p>Makes sure that static and dynamic flush pooled objects have correct dimensions</p></div>
<div class="member__description"></div>
</div>
<div class="member" id="onPrerender">
<h3 class="member__title">onPrerender</h3>
<pre class="signature__container"><code class="signature">onPrerender() → {}</code></pre>
<div class="member__brief"><p>Handles the <code>prerender</code> signal.</p></div>
<div class="member__description"><p>It ensures that flushes start from the first geometry
object again.</p></div>
</div>
<div class="member" id="packInterleavedGeometry">
<h3 class="member__title">packInterleavedGeometry</h3>
<pre class="signature__container"><code class="signature">packInterleavedGeometry(element: PIXI.Sprite, attributeBuffer: PIXI.ViewableBuffer, indexBuffer: Uint16Array, aIndex: number, iIndex: number) → {}</code></pre>
<div class="member__brief"></div>
<div class="member__description"><p>Takes the four batching parameters of <code>element</code>, interleaves
and pushes them into the batching attribute/index buffers given.</p>
<p>It uses these properties: <code>vertexData</code> <code>uvs</code>, <code>textureId</code> and
<code>indicies</code>. It also uses the "tint" of the base-texture, if
present.</p></div>
<div class="table-wrapper">
<table class="member-parameters">
<caption class="member-parameters__caption">Parameters:</caption>
<thead class="member-parameters__head">
<tr class="member-parameter-header">
<th class="member-parameter-header__name">Name</th>
<th class="member-parameter-header__type">Type</th>
<th class="member-parameter-header__description">Description</th>
</tr>
</thead>
<tbody class="member-parameters__body">
<tr class="member-parameter">
<td class="member-parameter__name">
element
</td>
<td class="member-parameter__type">
PIXI.Sprite
</td>
<td class="member-parameter__description"><p>element being rendered</p></td>
</tr><tr class="member-parameter">
<td class="member-parameter__name">
attributeBuffer
</td>
<td class="member-parameter__type">
PIXI.ViewableBuffer
</td>
<td class="member-parameter__description"><p>attribute buffer.</p></td>
</tr><tr class="member-parameter">
<td class="member-parameter__name">
indexBuffer
</td>
<td class="member-parameter__type">
Uint16Array
</td>
<td class="member-parameter__description"><p>index buffer</p></td>
</tr><tr class="member-parameter">
<td class="member-parameter__name">
aIndex
</td>
<td class="member-parameter__type">
number
</td>
<td class="member-parameter__description"><p>number of floats already in the attribute buffer</p></td>
</tr><tr class="member-parameter">
<td class="member-parameter__name">
iIndex
</td>
<td class="member-parameter__type">
number
</td>
<td class="member-parameter__description"><p>number of indices already in <code>indexBuffer</code></p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="member" id="render">
<h3 class="member__title">render</h3>
<pre class="signature__container"><code class="signature">render(element: PIXI.DisplayObject) → {}</code></pre>
<div class="member__brief"></div>
<div class="member__description"><p>Buffers the "batchable" object. It need not be rendered
immediately.</p></div>
<div class="table-wrapper">
<table class="member-parameters">
<caption class="member-parameters__caption">Parameters:</caption>
<thead class="member-parameters__head">
<tr class="member-parameter-header">
<th class="member-parameter-header__name">Name</th>
<th class="member-parameter-header__type">Type</th>
<th class="member-parameter-header__description">Description</th>
</tr>
</thead>
<tbody class="member-parameters__body">
<tr class="member-parameter">
<td class="member-parameter__name">
element
</td>
<td class="member-parameter__type">
PIXI.DisplayObject
</td>
<td class="member-parameter__description"><p>the element to render when
using this renderer</p></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="member" id="start">
<h3 class="member__title">start</h3>
<pre class="signature__container"><code class="signature">start() → {}</code></pre>
<div class="member__brief"><p>Starts a new sprite batch.</p></div>
<div class="member__description"></div>
</div>
<div class="member" id="stop">
<h3 class="member__title">stop</h3>
<pre class="signature__container"><code class="signature">stop() → {}</code></pre>
<div class="member__brief"><p>Stops and flushes the current batch.</p></div>
<div class="member__description"></div>
</div>
</div>
</div>
</div>
<nav class="page-members-explorer">
<div class="page-members-explorer-category">
<h3 class="page-members-explorer-category__title">Public Properties</h3>
<ul class="page-members-explorer-category__items">
<li class="page-members-explorer__item"><a href="PIXI.AbstractBatchRenderer.html#_drawCallPool">_drawCallPool</a></li>
<li class="page-members-explorer__item"><a href="PIXI.AbstractBatchRenderer.html#_textureArrayPool">_textureArrayPool</a></li>
<li class="page-members-explorer__item"><a href="PIXI.AbstractBatchRenderer.html#bufferSize">bufferSize</a></li>
<li class="page-members-explorer__item"><a href="PIXI.AbstractBatchRenderer.html#MAX_TEXTURES">MAX_TEXTURES</a></li>
<li class="page-members-explorer__item"><a href="PIXI.AbstractBatchRenderer.html#renderer">renderer</a></li>
<li class="page-members-explorer__item"><a href="PIXI.AbstractBatchRenderer.html#size">size</a></li>
<li class="page-members-explorer__item"><a href="PIXI.AbstractBatchRenderer.html#state">state</a></li>
<li class="page-members-explorer__item"><a href="PIXI.AbstractBatchRenderer.html#vertexSize">vertexSize</a></li>
</ul>
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<h3 class="page-members-explorer-category__title">Protected Properties</h3>
<ul class="page-members-explorer-category__items">
<li class="page-members-explorer__item"><a href="PIXI.AbstractBatchRenderer.html#_shader">_shader</a></li>
<li class="page-members-explorer__item"><a href="PIXI.AbstractBatchRenderer.html#geometryClass">geometryClass</a></li>
<li class="page-members-explorer__item"><a href="PIXI.AbstractBatchRenderer.html#shaderGenerator">shaderGenerator</a></li>
</ul>
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<h3 class="page-members-explorer-category__title">Public Methods</h3>
<ul class="page-members-explorer-category__items">
<li class="page-members-explorer__item"><a href="PIXI.AbstractBatchRenderer.html#bindAndClearTexArray">bindAndClearTexArray</a></li>
<li class="page-members-explorer__item"><a href="PIXI.AbstractBatchRenderer.html#buildDrawCalls">buildDrawCalls</a></li>
<li class="page-members-explorer__item"><a href="PIXI.AbstractBatchRenderer.html#contextChange">contextChange</a></li>
<li class="page-members-explorer__item"><a href="PIXI.AbstractBatchRenderer.html#destroy">destroy</a></li>
<li class="page-members-explorer__item"><a href="PIXI.AbstractBatchRenderer.html#drawBatches">drawBatches</a></li>
<li class="page-members-explorer__item"><a href="PIXI.AbstractBatchRenderer.html#flush">flush</a></li>
<li class="page-members-explorer__item"><a href="PIXI.AbstractBatchRenderer.html#initFlushBuffers">initFlushBuffers</a></li>
<li class="page-members-explorer__item"><a href="PIXI.AbstractBatchRenderer.html#onPrerender">onPrerender</a></li>
<li class="page-members-explorer__item"><a href="PIXI.AbstractBatchRenderer.html#packInterleavedGeometry">packInterleavedGeometry</a></li>
<li class="page-members-explorer__item"><a href="PIXI.AbstractBatchRenderer.html#render">render</a></li>
<li class="page-members-explorer__item"><a href="PIXI.AbstractBatchRenderer.html#start">start</a></li>
<li class="page-members-explorer__item"><a href="PIXI.AbstractBatchRenderer.html#stop">stop</a></li>
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