C++ (Cpp) isDefaultFBO示例

示例#1

文件： CCFrameBuffer.cpp 项目： superman-t/PlaneGame

void FrameBuffer::applyFBO()
{
    CHECK_GL_ERROR_DEBUG();
    glGetIntegerv(GL_FRAMEBUFFER_BINDING, (GLint*)&_previousFBO);
    glBindFramebuffer(GL_FRAMEBUFFER, _fbo);
//    CCASSERT(_fbo==0 || _fbo != _previousFBO, "calling applyFBO without restoring the previous one");
    CHECK_GL_ERROR_DEBUG();
    if(_fboBindingDirty && !isDefaultFBO())
    {
        CHECK_GL_ERROR_DEBUG();
        if(RenderTargetBase::Type::Texture2D == _rt->getType())
            glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, _rt->getTexture()->getName(), 0);
        else
            glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER, _rt->getBuffer());
        CHECK_GL_ERROR_DEBUG();
        glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, nullptr == _rtDepthStencil ? 0 : _rtDepthStencil->getBuffer());
        CHECK_GL_ERROR_DEBUG();
        glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_STENCIL_ATTACHMENT, GL_RENDERBUFFER, nullptr == _rtDepthStencil ? 0 : _rtDepthStencil->getBuffer());
        CHECK_GL_ERROR_DEBUG();
        CCLOG("FBO is %d _fbo %d color, %d ds", _fbo, RenderTargetBase::Type::Texture2D == _rt->getType() ? _rt->getTexture()->getName() : _rt->getBuffer(), nullptr == _rtDepthStencil ? 0 : _rtDepthStencil->getBuffer());
        _fboBindingDirty = false;
    }
    if(GL_FRAMEBUFFER_COMPLETE != glCheckFramebufferStatus(GL_FRAMEBUFFER))
    {
        CCLOG("FrameBuffer Status Error %d", (int)glCheckFramebufferStatus(GL_FRAMEBUFFER));
    }
    CHECK_GL_ERROR_DEBUG();
}

示例#2

文件： CCFrameBuffer.cpp 项目： superman-t/PlaneGame

bool FrameBuffer::init(uint8_t fid, unsigned int width, unsigned int height)
{
    _fid = fid;
    _width = width;
    _height = height;
    
    GLint oldfbo;
    glGetIntegerv(GL_FRAMEBUFFER_BINDING, &oldfbo);

    glGenFramebuffers(1, &_fbo);
    glBindFramebuffer(GL_FRAMEBUFFER, _fbo);
    glBindFramebuffer(GL_FRAMEBUFFER, oldfbo);
    
//    _rt = RenderTarget::create(width, height);
//    if(nullptr == _rt) return false;
    
#if CC_ENABLE_CACHE_TEXTURE_DATA
    _dirtyFBOListener = EventListenerCustom::create(EVENT_RENDERER_RECREATED, [this](EventCustom* event){
        if(isDefaultFBO()) return;
        GLint oldfbo;
        glGetIntegerv(GL_FRAMEBUFFER_BINDING, &oldfbo);

        glGenFramebuffers(1, &_fbo);
        glBindFramebuffer(GL_FRAMEBUFFER, _fbo);
        glBindFramebuffer(GL_FRAMEBUFFER, oldfbo);
        CCLOG("Recreate FrameBufferObject _fbo is %d", _fbo);
        _fboBindingDirty = true;
    });
    
    Director::getInstance()->getEventDispatcher()->addEventListenerWithFixedPriority(_dirtyFBOListener, -1);
#endif
    return true;
}

示例#3

文件： CCFrameBuffer.cpp 项目： hgl888/playertest

void FrameBuffer::applyFBO()
{
    CHECK_GL_ERROR_DEBUG();
    glBindFramebuffer(GL_FRAMEBUFFER, _fbo);
    CHECK_GL_ERROR_DEBUG();
    if(_fboBindingDirty && !isDefaultFBO())
    {
        CHECK_GL_ERROR_DEBUG();
        if(RenderTargetBase::Type::Texture2D == _rt->getType())
            glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, _rt->getTexture()->getName(), 0);
        else
            glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER, _rt->getBuffer());
        CHECK_GL_ERROR_DEBUG();
        glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, nullptr == _rtDepthStencil ? 0 : _rtDepthStencil->getBuffer());
        CHECK_GL_ERROR_DEBUG();
        glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_STENCIL_ATTACHMENT, GL_RENDERBUFFER, nullptr == _rtDepthStencil ? 0 : _rtDepthStencil->getBuffer());
        CHECK_GL_ERROR_DEBUG();
        CCLOG("FBO is %d _fbo %d color, %d ds", _fbo, RenderTargetBase::Type::Texture2D == _rt->getType() ? _rt->getTexture()->getName() : _rt->getBuffer(), nullptr == _rtDepthStencil ? 0 : _rtDepthStencil->getBuffer());
        _fboBindingDirty = false;
    }
    if(GL_FRAMEBUFFER_COMPLETE != glCheckFramebufferStatus(GL_FRAMEBUFFER))
    {
        CCLOG("FrameBuffer Status Error %d", (int)glCheckFramebufferStatus(GL_FRAMEBUFFER));
    }
    CHECK_GL_ERROR_DEBUG();
}

示例#4

文件： CCFrameBuffer.cpp 项目： superman-t/PlaneGame

FrameBuffer::~FrameBuffer()
{
    {
        CC_SAFE_RELEASE_NULL(_rt);
        CC_SAFE_RELEASE_NULL(_rtDepthStencil);
        glDeleteFramebuffers(1, &_fbo);
        _fbo = 0;
        _frameBuffers.erase(this);
#if CC_ENABLE_CACHE_TEXTURE_DATA
        Director::getInstance()->getEventDispatcher()->removeEventListener(_dirtyFBOListener);
#endif
        if (isDefaultFBO())
            _defaultFBO = nullptr;
    }
}

示例#5

文件： CCFrameBuffer.cpp 项目： superman-t/PlaneGame

void FrameBuffer::attachDepthStencilTarget(RenderTargetDepthStencil* rt)
{
    if(isDefaultFBO())
    {
        CCLOG("Can not apply depth stencil target to default FBO");
        return;
    }
    
    if(nullptr != rt && (rt->getWidth() != _width || rt->getHeight() != _height))
    {
        CCLOG("Error, attach a render target Depth stencil with different size, Skip.");
        return;
    }
    CC_SAFE_RETAIN(rt);
    CC_SAFE_RELEASE(_rtDepthStencil);
    _rtDepthStencil = rt;
    _fboBindingDirty = true;
}

示例#6

文件： CCFrameBuffer.cpp 项目： superman-t/PlaneGame

void FrameBuffer::attachRenderTarget(RenderTargetBase* rt)
{
    if(isDefaultFBO())
    {
        CCLOG("Can not apply render target to default FBO");
        return;
    }
    CC_ASSERT(rt);
    if(rt->getWidth() != _width || rt->getHeight() != _height)
    {
        CCLOG("Error, attach a render target with different size, Skip.");
        return;
    }
    CC_SAFE_RETAIN(rt);
    CC_SAFE_RELEASE(_rt);
    _rt = rt;
    _fboBindingDirty = true;
}