texture_class Class Reference

Public Member Functions
	texture_class (const texture_class &)
bool	Initialize (ID3D11Device *, ID3D11DeviceContext *, std::string)
void	Shutdown ()
ID3D11ShaderResourceView *	GetTexture ()
int	GetWidth ()
int	GetHeight ()

Detailed Description

Definition at line 16 of file texture_class.h.

Constructor & Destructor Documentation

texture_class() [1/2]

texture_class::texture_class

(

)

Definition at line 3 of file texture_class.cpp.

{
    m_targaData = 0;
    m_texture = 0;
    m_textureView = 0;
}

texture_class() [2/2]

texture_class::texture_class

(

const texture_class &

other

)

Definition at line 11 of file texture_class.cpp.

{
}

~texture_class()

texture_class::~texture_class

(

)

Definition at line 16 of file texture_class.cpp.

{
}

Member Function Documentation

GetHeight()

int texture_class::GetHeight

(

)

Definition at line 239 of file texture_class.cpp.

{
    return m_height;
}

GetTexture()

ID3D11ShaderResourceView * texture_class::GetTexture

(

)

Definition at line 117 of file texture_class.cpp.

{
    return m_textureView;
}

GetWidth()

int texture_class::GetWidth

(

)

Definition at line 233 of file texture_class.cpp.

{
    return m_width;
}

Initialize()

bool texture_class::Initialize	(	ID3D11Device *	device,
		ID3D11DeviceContext *	deviceContext,
		std::string	filename )

Definition at line 20 of file texture_class.cpp.

{
    Logger::Get().Log(("Iinitializing texture: %s", filename), __FILE__, __LINE__, Logger::LogLevel::Initialize);
 
    bool result;
    D3D11_TEXTURE2D_DESC textureDesc;
    HRESULT hResult;
    unsigned int rowPitch;
    D3D11_SHADER_RESOURCE_VIEW_DESC srvDesc;
    // Load the targa image data into memory.
    result = LoadTarga(filename);
    if (!result)
    {
        Logger::Get().Log("Failed to load targa data", __FILE__, __LINE__, Logger::LogLevel::Error);
        return false;
    }
    // Setup the description of the texture.
    textureDesc.Height = m_height;
    textureDesc.Width = m_width;
    textureDesc.MipLevels = 0;
    textureDesc.ArraySize = 1;
    textureDesc.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
    textureDesc.SampleDesc.Count = 1;
    textureDesc.SampleDesc.Quality = 0;
    textureDesc.Usage = D3D11_USAGE_DEFAULT;
    textureDesc.BindFlags = D3D11_BIND_SHADER_RESOURCE | D3D11_BIND_RENDER_TARGET;
    textureDesc.CPUAccessFlags = 0;
    textureDesc.MiscFlags = D3D11_RESOURCE_MISC_GENERATE_MIPS;
 
    // Create the empty texture.
    hResult = device->CreateTexture2D(&textureDesc, NULL, &m_texture);
    if (FAILED(hResult))
    {
        Logger::Get().Log("Failed to create texture", __FILE__, __LINE__, Logger::LogLevel::Error);
        return false;
    }
 
    // Set the row pitch of the targa image data.
    rowPitch = (m_width * 4) * sizeof(unsigned char);
    // Copy the targa image data into the texture.
    deviceContext->UpdateSubresource(m_texture, 0, NULL, m_targaData, rowPitch, 0);
    // Setup the shader resource view description.
    srvDesc.Format = textureDesc.Format;
    srvDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURE2D;
    srvDesc.Texture2D.MostDetailedMip = 0;
    srvDesc.Texture2D.MipLevels = -1;
 
    // Create the shader resource view for the texture.
    hResult = device->CreateShaderResourceView(m_texture, &srvDesc, &m_textureView);
    if (FAILED(hResult))
    {
        Logger::Get().Log("Failed to create shader resource view", __FILE__, __LINE__, Logger::LogLevel::Error);
        return false;
    }
 
    // Generate mipmaps for this texture.
    deviceContext->GenerateMips(m_textureView);
 
    // Release the targa image data now that the image data has been loaded into the texture.
    delete[] m_targaData;
    m_targaData = 0;
 
    Logger::Get().Log("Texture initialized", __FILE__, __LINE__, Logger::LogLevel::Initialize);
 
    return true;
}

Shutdown()

void texture_class::Shutdown

(

)

Definition at line 87 of file texture_class.cpp.

{
 
    Logger::Get().Log("Shutting down texture", __FILE__, __LINE__, Logger::LogLevel::Shutdown);
    // Release the texture view resource.
    if (m_textureView)
    {
        m_textureView->Release();
        m_textureView = 0;
    }
 
    // Release the texture.
    if (m_texture)
    {
        m_texture->Release();
        m_texture = 0;
    }
 
    // Release the targa data.
    if (m_targaData)
    {
        delete[] m_targaData;
        m_targaData = 0;
    }
 
    Logger::Get().Log("Texture shut down", __FILE__, __LINE__, Logger::LogLevel::Shutdown);
 
    return;
}

---

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

• enginecustom/src/inc/system/texture_class.h
• enginecustom/src/src/system/texture_class.cpp