CSE::OGLMgr Class Reference

Inheritance diagram for CSE::OGLMgr:

Public Member Functions
void	Init () override
void	setBuffers ()
void	setupEGLGraphics ()
void	Render () const override
void	ResizeWindow (GLuint width, GLuint height)
void	releaseBuffers ()
Public Member Functions inherited from CSE::CoreBase
virtual void	Update (float elapsedTime)
Public Member Functions inherited from CSE::RenderCoreBase

Detailed Description

Definition at line 8 of file OGLMgr.h.

Constructor & Destructor Documentation

OGLMgr()

OGLMgr::OGLMgr

(

)

Definition at line 16 of file OGLMgr.cpp.

               : m_projectionRatio(-1) {
}

~OGLMgr()

OGLMgr::~OGLMgr ( )

override

Definition at line 23 of file OGLMgr.cpp.

                {
        releaseBuffers();
}

Member Function Documentation

Init()

void OGLMgr::Init ( )

overridevirtual

Implements CSE::CoreBase.

Definition at line 19 of file OGLMgr.cpp.

                  {
        setupEGLGraphics();
}

releaseBuffers()

void OGLMgr::releaseBuffers

(

)

Definition at line 117 of file OGLMgr.cpp.

                            {
        glDeleteRenderbuffers(1, &m_colorRenderbuffer);
        m_colorRenderbuffer = 0;
 
        if (m_depthRenderbuffer) {
                glDeleteRenderbuffers(1, &m_depthRenderbuffer);
                m_depthRenderbuffer = 0;
        }
 
        glDeleteFramebuffers(1, &m_framebuffer);
        m_framebuffer = 0;
}

Render()

void OGLMgr::Render ( ) const

overridevirtual

Implements CSE::RenderCoreBase.

Definition at line 80 of file OGLMgr.cpp.

                          {
        glClearColor(0.4f, 0.4f, 0.4f, 1.0f);
        glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
 
        glBindBuffer(GL_ARRAY_BUFFER, 0);
        glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
 
    // 유효하지 않은 값이라서 주석처리함.
//      glEnable(GL_TEXTURE_2D);
}

ResizeWindow()

void OGLMgr::ResizeWindow	(	GLuint	width,
		GLuint	height )

Definition at line 92 of file OGLMgr.cpp.

                                                     {
        if (m_depthRenderbuffer) {
                glDeleteRenderbuffers(1, &m_depthRenderbuffer);
                m_depthRenderbuffer = 0;
        }
 
        // Create the depth buffer.
        glGenRenderbuffers(1, &m_depthRenderbuffer);
        glBindRenderbuffer(GL_RENDERBUFFER, m_depthRenderbuffer);
        glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH_COMPONENT16, width, height);
 
        // Protect against a divide by zero
        if (height == 0) {
                height = 1;
        }
 
        // Setup our viewport.
        glViewport(0, 0, static_cast<GLsizei>(width), static_cast<GLsizei>(height));
 
        SEnvironmentMgr::SetWidth(width);
        SEnvironmentMgr::SetHeight(height);
 
        setProjectionRatio(width, height);
}

setBuffers()

void OGLMgr::setBuffers

(

)

Definition at line 27 of file OGLMgr.cpp.

                        {
        //렌더버퍼 생성
        glGenRenderbuffers(1, &m_colorRenderbuffer);
        glBindRenderbuffer(GL_RENDERBUFFER, m_colorRenderbuffer);
 
        //깊이버퍼 생성 및 바인딩(옮김)
        //glGenRenderbuffers(1, &m_depthRenderbuffer);
        //glBindRenderbuffer(GL_RENDERBUFFER, m_depthRenderbuffer);
        //glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH_COMPONENT16, m_width, m_height);
 
        //프레임버퍼 생성
        glGenFramebuffers(1, &m_framebuffer);
        glBindFramebuffer(GL_FRAMEBUFFER, m_framebuffer);
        glFramebufferRenderbuffer(GL_FRAMEBUFFER,
                                  GL_COLOR_ATTACHMENT0,
                                  GL_RENDERBUFFER,
                                  m_colorRenderbuffer);
        glFramebufferRenderbuffer(GL_FRAMEBUFFER,
                                  GL_DEPTH_ATTACHMENT,
                                  GL_RENDERBUFFER,
                                  m_depthRenderbuffer);
 
        // 렌더버퍼 바인딩
        glBindRenderbuffer(GL_RENDERBUFFER, m_colorRenderbuffer);
 
        glEnable(GL_DEPTH_TEST);
        glClearDepthf(1.0f);
 
#ifndef PLATFORM_IOS
        //프레임버퍼 바인딩
        glBindFramebuffer(GL_FRAMEBUFFER, 0);
#endif
}

setupEGLGraphics()

void OGLMgr::setupEGLGraphics

(

)

Definition at line 61 of file OGLMgr.cpp.

                              {
        setBuffers();
        setProjectionRatio(0, 0);
 
        glEnable(GL_DEPTH_TEST);
        glEnable(GL_CULL_FACE);
        glCullFace(GL_BACK);
        glFrontFace(GL_CCW);
        glDepthFunc(GL_LEQUAL);
        glDepthMask(true);
        glBindFramebuffer(GL_FRAMEBUFFER, 0);
        //glDepthRangef(0.0,1.0);
}

---

The documentation for this class was generated from the following files:

• Manager/OGLMgr.h
• Manager/OGLMgr.cpp