void GenesisTexture::createManual(int _width, int _height, TextureUsage _usage, PixelFormat _format)
{
m_width = _width;
m_height = _height;
mOriginalUsage = _usage;
setFormat(_format);
RenderBase::PixelFormat::Code wj_format = FormatMyGuiToWj(_format);
GPtr<RenderBase::Texture> tex = RenderBase::Texture::Create();
tex->Setup();
// set type
RenderBase::Texture::Type texType = RenderBase::Texture::Texture2D;
tex->SetType( texType );
tex->SetWidth( _width );
tex->SetHeight( _height );
tex->SetDepth( 1);
tex->SetNumMipLevels( 1 );
tex->SetPixelFormat( wj_format );
tex->SetUsage(UsageMyGuiToWj(_usage));
//tex->SetUsage(RenderBase::RenderResource::UsageDynamic);
tex->SetAccess(RenderBase::RenderResource::AccessWrite);
// dummy
tex->SetSkippedMips( 0 );
tex->SetUnitIndex( 0 );
//tex->SetTexturePath();
if (m_texStream)
{
m_texStream = NULL;
}
m_texStream = IO::MemoryStream::Create();
m_texStream->SetAccessMode( IO::Stream::WriteAccess );
if( m_texStream->Open() )
{
m_texStream->SetSize(m_width * m_height * mNumElemBytes);
tex->SetStream( m_texStream.upcast<IO::Stream>() );
m_texStream->Close();
//m_texStream->SetAccessMode( IO::Stream::ReadAccess );
m_texHandle = Graphic::GraphicSystem::Instance()->CreateTexture(tex);
GenesisTextureMgr::Instance()->AddManualTexture(this);
m_bManualCreate = true;
}
else
{
m_texHandle = NULL;
m_width = 0;
m_height = 0;
mOriginalUsage = TextureUsage::Default;
mOriginalFormat = PixelFormat::Unknow;
}
}
void GenesisTextureMgr::ReLoadManualTextures() const
{
SizeT nCount = m_ManualTextures.Size();
for (IndexT i = 0; i < nCount; ++i)
{
GenesisTexture* pTex = m_ManualTextures[i];
SizeT width = pTex->getWidth();
SizeT height = pTex->getHeight();
RenderBase::PixelFormat::Code wj_format = GenesisTexture::FormatMyGuiToWj(pTex->getFormat());
GPtr<RenderBase::Texture> tex = RenderBase::Texture::Create();
tex->Setup();
// set type
RenderBase::Texture::Type texType = RenderBase::Texture::Texture2D;
tex->SetType( texType );
tex->SetWidth( width );
tex->SetHeight( height );
tex->SetDepth( 1);
tex->SetNumMipLevels( 1 );
tex->SetPixelFormat( wj_format );
tex->SetAccess(RenderBase::RenderResource::AccessWrite);
// dummy
tex->SetSkippedMips( 0 );
tex->SetUnitIndex( 0 );
tex->SetStream( pTex->GetBuffer().upcast<IO::Stream>() );
Graphic::GraphicSystem::Instance()->UpdateTexture(pTex->GetTextureHandle(), tex);
}
}
GPtr<RenderBase::Texture> _BuildTextureData(const GPtr<Resources::ImageRes>& image, GPtr<IO::MemoryStream>& memStream)
{
n_assert(image.isvalid());
if ( !image.isvalid() )
{
return GPtr<RenderBase::Texture>();
}
if ( !image->Validata() )
{
return GPtr<RenderBase::Texture>();
}
GPtr<RenderBase::Texture> tex = RenderBase::Texture::Create();
tex->Setup();
// set type
RenderBase::Texture::Type texType = RenderBase::Texture::InvalidType;
if ( image->GetNumFace() == 1 )
{
if ( image->GetDepth() == 1)
{
texType = RenderBase::Texture::Texture2D;
}
else
{
n_assert( image->GetDepth() > 1);
texType = RenderBase::Texture::Texture3D;
}
}
else
{
n_assert( image->GetNumFace() > 1);
texType = RenderBase::Texture::TextureCube;
}
n_assert( texType != RenderBase::Texture::InvalidType)
tex->SetType( texType );
tex->SetWidth( image->GetWidth() );
tex->SetHeight( image->GetHeight() );
tex->SetDepth( image->GetDepth() );
tex->SetNumMipLevels( image->GetMipMapLevel() + 1 );
tex->SetPixelFormat( image->GetPixelFormat() );
// dummy
tex->SetSkippedMips( 0 );
tex->SetUnitIndex( 0 );
n_assert( image->GetResourceId().IsValid() );
tex->SetTexturePath(image->GetResourceId());
const GPtr<ImageData>& imageData = image->GetImageData();
n_assert( imageData.isvalid() );
if (memStream)
{
memStream = NULL;
}
memStream = IO::MemoryStream::Create();
memStream->SetAccessMode( IO::Stream::ReadWriteAccess );
if( memStream->Open() )
{
memStream->Write( imageData->Ptr(), imageData->Size() );
tex->SetStream( memStream.upcast<IO::Stream>() );
memStream->Close();
return tex;
}
return GPtr<RenderBase::Texture>();
}
