CSE::SGBuffer Class Reference

Public Member Functions
void	GenerateGBuffer (int width, int height)
void	AttachGeometryFrameBuffer () const
void	AttachGeometryFrameBuffer (int target) const
void	ResizeGBuffer (int width, int height)
void	ReleaseGBuffer ()
void	BindLightPass (GLProgramHandle *lightPassHandle)
void	AttachLightPass () const
void	AttachLightPassTexture (int textureLayout=0) const
void	RenderLightPass () const
const std::vector< SIRender * > &	GetRendersLayer () const
void	PushBackToLayer (SIRender *render)
void	RemoveToLayer (SIRender *render)
int	GetWidth () const
int	GetHeight () const
GLProgramHandle *	GetLightPassHandle () const

Detailed Description

Definition at line 12 of file SGBuffer.h.

Constructor & Destructor Documentation

SGBuffer()

SGBuffer::SGBuffer

(

)

Definition at line 15 of file SGBuffer.cpp.

                   {
    resMgr = CORE->GetCore(ResMgr);
}

Member Function Documentation

AttachGeometryFrameBuffer() [1/2]

void SGBuffer::AttachGeometryFrameBuffer

(

)

const

Definition at line 40 of file SGBuffer.cpp.

                                               {
    if(m_geometryFrameBuffer == nullptr) return;
    m_geometryFrameBuffer->AttachFrameBuffer();
}

AttachGeometryFrameBuffer() [2/2]

void SGBuffer::AttachGeometryFrameBuffer

(

int

target

)

const

Definition at line 45 of file SGBuffer.cpp.

                                                         {
    if(m_geometryFrameBuffer == nullptr) return;
 
    m_geometryFrameBuffer->AttachFrameBuffer(target);
}

AttachLightPass()

void SGBuffer::AttachLightPass

(

)

const

Definition at line 72 of file SGBuffer.cpp.

                                     {
    glUseProgram(m_lightPassHandle->Program);
}

AttachLightPassTexture()

void SGBuffer::AttachLightPassTexture

(

int

textureLayout = 0

)

const

Definition at line 76 of file SGBuffer.cpp.

                                                             {
    m_firstTexture->Bind(m_firstTextureId, textureLayout);
    m_secondTexture->Bind(m_secondTextureId, textureLayout + 1);
    m_depthTexture->Bind(m_depthTextureId, textureLayout + 2);
}

BindLightPass()

void SGBuffer::BindLightPass

(

GLProgramHandle *

lightPassHandle

)

Definition at line 63 of file SGBuffer.cpp.

                                                             {
    if(lightPassHandle == nullptr || m_lightPassHandle != nullptr) return;
 
    m_lightPassHandle = lightPassHandle;
    m_firstTextureId = m_lightPassHandle->UniformLocation("geo.normal.mr")->id;
    m_secondTextureId = m_lightPassHandle->UniformLocation("geo.albedo.a")->id;
    m_depthTextureId = m_lightPassHandle->UniformLocation("geo.depth")->id;
}

GenerateGBuffer()

void SGBuffer::GenerateGBuffer	(	int	width,
		int	height
	)

Definition at line 21 of file SGBuffer.cpp.

                                                    {
    if(m_geometryFrameBuffer != nullptr) return;
 
    m_width = width;
    m_height = height;
 
    m_geometryFrameBuffer = new SFrameBuffer();
    m_geometryFrameBuffer->SetName(m_geometryFrameBuffer->GetName() + " - GBuffer");
    m_geometryFrameBuffer->GenerateFramebuffer(SFrameBuffer::PLANE, width, height);
 
    m_firstTexture = m_geometryFrameBuffer->GenerateTexturebuffer(SFrameBuffer::RENDER, GL_RGBA);
    m_secondTexture = m_geometryFrameBuffer->GenerateTexturebuffer(SFrameBuffer::RENDER, GL_RGBA);
    m_depthTexture = m_geometryFrameBuffer->GenerateTexturebuffer(SFrameBuffer::DEPTH, GL_DEPTH_COMPONENT);
    m_geometryFrameBuffer->RasterizeFramebuffer();
 
//    if (glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE)
//        std::cout << "Framebuffer not complete!" << std::endl;
}

GetHeight()

int SGBuffer::GetHeight

(

)

const

Definition at line 102 of file SGBuffer.cpp.

                              {
    return m_height;
}

GetLightPassHandle()

GLProgramHandle * SGBuffer::GetLightPassHandle

(

)

const

Definition at line 106 of file SGBuffer.cpp.

                                                    {
    return m_lightPassHandle;
}

GetRendersLayer()

const std::vector< SIRender * > & SGBuffer::GetRendersLayer

(

)

const

Definition at line 86 of file SGBuffer.cpp.

                                                            {
    return m_rendersLayer;
}

GetWidth()

int SGBuffer::GetWidth

(

)

const

Definition at line 98 of file SGBuffer.cpp.

                             {
    return m_width;
}

PushBackToLayer()

void SGBuffer::PushBackToLayer

(

SIRender *

render

)

Definition at line 90 of file SGBuffer.cpp.

                                               {
    m_rendersLayer.push_back(render);
}

ReleaseGBuffer()

void SGBuffer::ReleaseGBuffer

(

)

Definition at line 56 of file SGBuffer.cpp.

                              {
    if(m_geometryFrameBuffer != nullptr) {
        resMgr->Remove(m_geometryFrameBuffer);
        SAFE_DELETE(m_geometryFrameBuffer);
    }
}

RemoveToLayer()

void SGBuffer::RemoveToLayer

(

SIRender *

render

)

Definition at line 94 of file SGBuffer.cpp.

                                             {
    m_rendersLayer.erase(std::remove(m_rendersLayer.begin(), m_rendersLayer.end(), render), m_rendersLayer.end());
}

RenderLightPass()

void SGBuffer::RenderLightPass

(

)

const

Definition at line 82 of file SGBuffer.cpp.

                                     {
    ShaderUtil::BindAttributeToPlane();
}

ResizeGBuffer()

void SGBuffer::ResizeGBuffer	(	int	width,
		int	height
	)

Definition at line 51 of file SGBuffer.cpp.

                                                  {
    ReleaseGBuffer();
    GenerateGBuffer(width, height);
}

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

• Util/Render/SGBuffer.h
• Util/Render/SGBuffer.cpp