RenderTextureTargetNode类 参考

#include <RenderTextureTest.h>

类 RenderTextureTargetNode 继承关系图:

RenderTextureTargetNode 的协作图:

Public 成员函数
	CREATE_FUNC (RenderTextureTargetNode)
	RenderTextureTargetNode ()
virtual void	update (float t) override
virtual std::string	title () const override
virtual std::string	subtitle () const override
void	touched (cocos2d::Ref *sender)
Public 成员函数 继承自 TestCase
	TestCase ()
	~TestCase ()
virtual Type	getTestType () const
virtual float	getDuration () const
virtual std::string	getExpectedOutput () const
virtual std::string	getActualOutput () const
virtual void	restartTestCallback (cocos2d::Ref *sender)
virtual void	nextTestCallback (cocos2d::Ref *sender)
virtual void	priorTestCallback (cocos2d::Ref *sender)
virtual void	onBackCallback (cocos2d::Ref *sender)
void	setTestSuite (TestSuite *testSuite)
TestSuite *	getTestSuite () const
float	getRunTime () const
void	setTestCaseName (const std::string &name)
std::string	getTestCaseName () const
const cocos2d::Label *	getSubtitleLable () const
const cocos2d::MenuItemImage *	getRestartTestItem () const
virtual void	onEnter () override

Private 属性
cocos2d::Sprite *	sprite1
cocos2d::Sprite *	sprite2
cocos2d::RenderTexture *	renderTexture

额外继承的成员函数
Public 类型 继承自 TestCase
enum class	Type { ROBUSTNESS , UNIT , GRAPHICAL_STATIC , MANUAL }
Public 属性 继承自 TestCase
CC_CONSTRUCTOR_ACCESS	__pad0__: virtual bool init() override
Protected 属性 继承自 TestCase
cocos2d::MenuItemImage *	_priorTestItem
cocos2d::MenuItemImage *	_restartTestItem
cocos2d::MenuItemImage *	_nextTestItem
cocos2d::Label *	_titleLabel
cocos2d::Label *	_subtitleLabel

详细描述

在文件 RenderTextureTest.h 第 116 行定义.

构造及析构函数说明

RenderTextureTargetNode()

RenderTextureTargetNode::RenderTextureTargetNode

(

)

在文件 RenderTextureTest.cpp 第 575 行定义.

{
    /*
     *     1    2
     * A: A1   A2
     *
     * B: B1   B2
     *
     *  A1: premulti sprite
     *  A2: premulti render
     *
     *  B1: non-premulti sprite
     *  B2: non-premulti render
     */
    auto background = LayerColor::create(Color4B(40,40,40,255));
    addChild(background);
    
    // sprite 1
    sprite1 = Sprite::create("Images/fire.png");
    
    // sprite 2
    sprite2 = Sprite::create("Images/fire_rgba8888.pvr");
    
    auto s = Director::getInstance()->getWinSize();
    
    /* Create the render texture */
    auto renderTexture = RenderTexture::create(s.width, s.height, backend::PixelFormat::RGBA4444);
    this->renderTexture = renderTexture;
    
    renderTexture->setPosition(Vec2(s.width/2, s.height/2));
    // renderTexture->setScale(2.0f);
    
    /* add the sprites to the render texture */
    renderTexture->addChild(sprite1);
    renderTexture->addChild(sprite2);
    renderTexture->setClearColor(Color4F(0, 0, 0, 0));
    renderTexture->setClearFlags(ClearFlag::COLOR);
    
    /* add the render texture to the scene */
    addChild(renderTexture);
    
    renderTexture->setAutoDraw(true);
    
    scheduleUpdate();
    
    // Toggle clear on / off
    auto item = MenuItemFont::create("Clear On/Off", CC_CALLBACK_1(RenderTextureTargetNode::touched, this));
    auto menu = Menu::create(item, nullptr);
    addChild(menu);
 
    menu->setPosition(Vec2(s.width/2, s.height/2));
}

引用了 renderTexture, sprite1, sprite2 , 以及 touched().

函数调用图:

成员函数说明

CREATE_FUNC()

RenderTextureTargetNode::CREATE_FUNC

(

RenderTextureTargetNode

)

subtitle()

std::string RenderTextureTargetNode::subtitle ( ) const

overridevirtual

重载 TestCase .

在文件 RenderTextureTest.cpp 第 657 行定义.

{
    return "Sprites should be equal and move with each frame";
}

title()

std::string RenderTextureTargetNode::title ( ) const

overridevirtual

重载 TestCase .

在文件 RenderTextureTest.cpp 第 652 行定义.

{
    return "Testing Render Target Node";
}

touched()

void RenderTextureTargetNode::touched

(

cocos2d::Ref *

sender

)

在文件 RenderTextureTest.cpp 第 628 行定义.

{
    //TODO: minggo
    if (renderTexture->getClearFlags() == ClearFlag::NONE)
    {
        renderTexture->setClearFlags(ClearFlag::COLOR);
    }
    else
    {
        renderTexture->setClearFlags(ClearFlag::NONE);
        renderTexture->setClearColor(Color4F( CCRANDOM_0_1(), CCRANDOM_0_1(), CCRANDOM_0_1(), 1));
    }
}

引用了 renderTexture.

被这些函数引用 RenderTextureTargetNode().

这是这个函数的调用关系图:

update()

void RenderTextureTargetNode::update ( float  t )

overridevirtual

在文件 RenderTextureTest.cpp 第 642 行定义.

{
    static float time = 0;
    float r = 80;
    sprite1->setPosition(Vec2(cosf(time * 2) * r, sinf(time * 2) * r));
    sprite2->setPosition(Vec2(sinf(time * 2) * r, cosf(time * 2) * r));
    
    time += dt;
}

引用了 sprite1 , 以及 sprite2.

类成员变量说明

renderTexture

cocos2d::RenderTexture* RenderTextureTargetNode::renderTexture

private

在文件 RenderTextureTest.h 第 120 行定义.

被这些函数引用 RenderTextureTargetNode() , 以及 touched().

sprite1

cocos2d::Sprite* RenderTextureTargetNode::sprite1

private

在文件 RenderTextureTest.h 第 119 行定义.

被这些函数引用 RenderTextureTargetNode() , 以及 update().

sprite2

cocos2d::Sprite * RenderTextureTargetNode::sprite2

private

在文件 RenderTextureTest.h 第 119 行定义.

被这些函数引用 RenderTextureTargetNode() , 以及 update().

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该类的文档由以下文件生成:

• /Users/yujizhu/Documents/Git/cocos2d-x-4.0/tests/cpp-tests/Classes/RenderTextureTest/RenderTextureTest.h
• /Users/yujizhu/Documents/Git/cocos2d-x-4.0/tests/cpp-tests/Classes/RenderTextureTest/RenderTextureTest.cpp