Mirrors/phaser
2
0
Fork 0
mirror of https://github.com/photonstorm/phaser synced 2024-11-10 07:04:31 +00:00
Code Issues Projects Releases Packages Wiki Activity

Update WebGLRenderer.js

Browse source 
Added `dispatchContextLost`, `dispatchContextRestored` methods
This commit is contained in:
Zeke Chan 2024-06-10 14:49:38 +08:00
parent 86d4811246
commit 6489106aa8
1 changed files with 98 additions and 82 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

180
src/renderer/webgl/WebGLRenderer.js
View file

@ -357,7 +357,7 @@ var WebGLRenderer = new Class({
/**
* The handler to invoke when the context is lost.
* This should not be changed and is set in the boot method.
* This should not be changed and is set in the init method.
*
* @name Phaser.Renderer.WebGL.WebGLRenderer#contextLostHandler
* @type {function}
@ -367,7 +367,7 @@ var WebGLRenderer = new Class({
/**
* The handler to invoke when the context is restored.
* This should not be changed and is set in the boot method.
* This should not be changed and is set in the init method.
*
* @name Phaser.Renderer.WebGL.WebGLRenderer#contextRestoredHandler
* @type {function}
@ -776,89 +776,11 @@ var WebGLRenderer = new Class({
setupExtensions();
this.contextLostHandler = function (event)
{
_this.contextLost = true;
if (console)
{
console.warn('WebGL Context lost. Renderer disabled');
}
_this.emit(Events.LOSE_WEBGL, _this);
event.preventDefault();
};
this.contextLostHandler = this.dispatchContextLost.bind(this);
canvas.addEventListener('webglcontextlost', this.contextLostHandler, false);
this.contextRestoredHandler = function (event)
{
if (gl.isContextLost())
{
if (console)
{
console.log('WebGL Context restored, but context is still lost');
}
return;
}
// Clear "current" settings so they can be set again.
_this.currentProgram = null;
_this.currentFramebuffer = null;
_this.setBlendMode(CONST.BlendModes.NORMAL);
// Settings we DON'T need to reset:
// Scissor is set during preRender.
// Mask is set during preRender.
// Camera mask is set during preRenderCamera.
// Restore GL flags.
gl.disable(gl.BLEND);
gl.disable(gl.DEPTH_TEST);
gl.enable(gl.CULL_FACE);
// Re-enable compressed texture formats.
_this.compression = _this.getCompressedTextures();
// Restore wrapped GL objects.
// Order matters, as some wrappers depend on others.
var wrapperCreateResource = function (wrapper)
{
wrapper.createResource();
};
ArrayEach(_this.glTextureWrappers, wrapperCreateResource);
ArrayEach(_this.glBufferWrappers, wrapperCreateResource);
ArrayEach(_this.glFramebufferWrappers, wrapperCreateResource);
ArrayEach(_this.glProgramWrappers, wrapperCreateResource);
ArrayEach(_this.glAttribLocationWrappers, wrapperCreateResource);
ArrayEach(_this.glUniformLocationWrappers, wrapperCreateResource);
// Create temporary textures.
_this.createTemporaryTextures();
// Restore pipelines.
_this.pipelines.restoreContext();
// Apply resize.
_this.resize(_this.game.scale.baseSize.width, _this.game.scale.baseSize.height);
// Restore GL extensions.
setupExtensions();
// Context has been restored.
_this.contextLost = false;
if (console)
{
console.warn('WebGL Context restored. Renderer running again.');
}
_this.emit(Events.RESTORE_WEBGL, _this);
event.preventDefault();
};
this.contextRestoredHandler = this.dispatchContextRestored.bind(this);
canvas.addEventListener('webglcontextrestored', this.contextRestoredHandler, false);
@ -1008,6 +930,100 @@ var WebGLRenderer = new Class({
this.resize(width, height);
},
/**
* Internal context lost handler.
*
* @method Phaser.Renderer.WebGL.WebGLRenderer#dispatchContextLost
* @since 3.85.0
*/
dispatchContextLost: function (event)
{
this.contextLost = true;
if (console)
{
console.warn('WebGL Context lost. Renderer disabled');
}
this.emit(Events.LOSE_WEBGL, this);
event.preventDefault();
},
/**
* Internal context restored handler.
*
* @method Phaser.Renderer.WebGL.WebGLRenderer#dispatchContextRestored
* @since 3.85.0
*/
dispatchContextRestored: function (event)
{
if (this.gl.isContextLost())
{
if (console)
{
console.log('WebGL Context restored, but context is still lost');
}
return;
}
// Clear "current" settings so they can be set again.
this.currentProgram = null;
this.currentFramebuffer = null;
this.setBlendMode(CONST.BlendModes.NORMAL);
// Settings we DON'T need to reset:
// Scissor is set during preRender.
// Mask is set during preRender.
// Camera mask is set during preRenderCamera.
// Restore GL flags.
this.gl.disable(this.gl.BLEND);
this.gl.disable(this.gl.DEPTH_TEST);
this.gl.enable(this.gl.CULL_FACE);
// Re-enable compressed texture formats.
this.compression = this.getCompressedTextures();
// Restore wrapped GL objects.
// Order matters, as some wrappers depend on others.
var wrapperCreateResource = function (wrapper)
{
wrapper.createResource();
};
ArrayEach(this.glTextureWrappers, wrapperCreateResource);
ArrayEach(this.glBufferWrappers, wrapperCreateResource);
ArrayEach(this.glFramebufferWrappers, wrapperCreateResource);
ArrayEach(this.glProgramWrappers, wrapperCreateResource);
ArrayEach(this.glAttribLocationWrappers, wrapperCreateResource);
ArrayEach(this.glUniformLocationWrappers, wrapperCreateResource);
// Create temporary textures.
this.createTemporaryTextures();
// Restore pipelines.
this.pipelines.restoreContext();
// Apply resize.
this.resize(this.game.scale.baseSize.width, this.game.scale.baseSize.height);
// Restore GL extensions.
this.init.setupExtensions();
// Context has been restored.
this.contextLost = false;
if (console)
{
console.warn('WebGL Context restored. Renderer running again.');
}
this.emit(Events.RESTORE_WEBGL, this);
event.preventDefault();
},
/**
* Create temporary WebGL textures to stop WebGL errors on mac os
*/