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Added activeBuffer and activeTextures check to avoid gl ops

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This commit is contained in:
Richard Davey 2022-11-03 22:05:18 +00:00
parent 2d81a4a50e
commit d7a15e92a6
1 changed files with 65 additions and 9 deletions
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68
src/renderer/webgl/WebGLPipeline.js
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@ -184,6 +184,15 @@ var WebGLPipeline = new Class({
*/
this.vertexBuffer;
/**
* The currently active WebGLBuffer.
*
* @name Phaser.Renderer.WebGL.WebGLPipeline#activeBuffer
* @type {WebGLBuffer}
* @since 3.60.0
*/
this.activeBuffer;
/**
* The primitive topology which the pipeline will use to submit draw calls.
*
@ -425,6 +434,19 @@ var WebGLPipeline = new Class({
* @since 3.50.0
*/
this.currentUnit = 0;
/**
* The currently active WebGLTextures, used as part of the batch process.
*
* Reset to empty as part of the bind method.
*
* Treat this array as read-only.
*
* @name Phaser.Renderer.WebGL.WebGLPipeline#activeTextures
* @type {WebGLTexture[]}
* @since 3.60.0
*/
this.activeTextures = [];
},
/**
@ -1062,12 +1084,25 @@ var WebGLPipeline = new Class({
return this.rebind(currentShader);
}
var wasBound = this.setVertexBuffer();
var wasBound = false;
var gl = this.gl;
if (gl.getParameter(gl.ARRAY_BUFFER_BINDING) !== this.vertexBuffer)
{
gl.bindBuffer(gl.ARRAY_BUFFER, this.vertexBuffer);
this.activeBuffer = this.vertexBuffer;
wasBound = true;
}
currentShader.bind(wasBound);
this.currentShader = currentShader;
this.activeTextures.length = 0;
this.emit(Events.BIND, this, currentShader);
this.onActive(currentShader);
@ -1133,11 +1168,13 @@ var WebGLPipeline = new Class({
{
if (buffer === undefined) { buffer = this.vertexBuffer; }
if (buffer !== this.activeBuffer)
{
var gl = this.gl;
if (gl.getParameter(gl.ARRAY_BUFFER_BINDING) !== buffer)
{
gl.bindBuffer(gl.ARRAY_BUFFER, buffer);
this.gl.bindBuffer(gl.ARRAY_BUFFER, buffer);
this.activeBuffer = buffer;
return true;
}
@ -1271,18 +1308,29 @@ var WebGLPipeline = new Class({
var i;
var entry;
var texture;
var batch = this.batch;
var activeTextures = this.activeTextures;
if (this.forceZero)
{
// Single Texture Pipeline
if (!activeTextures[0])
{
gl.activeTexture(gl.TEXTURE0);
}
for (i = 0; i < batch.length; i++)
{
entry = batch[i];
texture = entry.texture[0];
gl.bindTexture(gl.TEXTURE_2D, entry.texture[0]);
if (activeTextures[0] !== texture)
{
gl.bindTexture(gl.TEXTURE_2D, texture);
activeTextures[0] = texture;
}
gl.drawArrays(topology, entry.start, entry.count);
}
@ -1294,9 +1342,16 @@ var WebGLPipeline = new Class({
entry = batch[i];
for (var t = 0; t <= entry.maxUnit; t++)
{
texture = entry.texture[t];
if (activeTextures[t] !== texture)
{
gl.activeTexture(gl.TEXTURE0 + t);
gl.bindTexture(gl.TEXTURE_2D, entry.texture[t]);
gl.bindTexture(gl.TEXTURE_2D, texture);
activeTextures[t] = texture;
}
}
gl.drawArrays(topology, entry.start, entry.count);
@ -2499,6 +2554,7 @@ var WebGLPipeline = new Class({
this.vertexBuffer = null;
this.currentShader = null;
this.currentRenderTarget = null;
this.activeTextures = null;
return this;
}