C++ (Cpp) CreateSurfaceFromPixfmt示例

示例#1

文件： RageDisplay_D3D.cpp 项目： augustg/openitg

RageSurface* RageDisplay_D3D::CreateScreenshot()
{
#if defined(XBOX)
	return NULL;
#else
	RageSurface * result = NULL;

	// Get the back buffer.
	IDirect3DSurface9* pSurface;
	if( SUCCEEDED( g_pd3dDevice->GetBackBuffer( 0, 0, D3DBACKBUFFER_TYPE_MONO, &pSurface ) ) )
	{
		// Get the back buffer description.
		D3DSURFACE_DESC desc;
		pSurface->GetDesc( &desc );

		// Copy the back buffer into a surface of a type we support.
		IDirect3DSurface9* pCopy;
		if( SUCCEEDED( g_pd3dDevice->CreateOffscreenPlainSurface( desc.Width, desc.Height, D3DFMT_A8R8G8B8, D3DPOOL_SCRATCH, &pCopy, NULL ) ) )
		{
			if( SUCCEEDED( D3DXLoadSurfaceFromSurface( pCopy, NULL, NULL, pSurface, NULL, NULL, D3DX_FILTER_NONE, 0) ) )
			{
				// Update desc from the copy.
				pCopy->GetDesc( &desc );

				D3DLOCKED_RECT lr;

				{
					RECT rect;
					rect.left = 0;
					rect.top = 0;
					rect.right = desc.Width;
					rect.bottom = desc.Height;

					pCopy->LockRect( &lr, &rect, D3DLOCK_READONLY );
				}

				RageSurface *surface = CreateSurfaceFromPixfmt( FMT_RGBA8, lr.pBits, desc.Width, desc.Height, lr.Pitch);
				ASSERT( surface != NULL );

				// We need to make a copy, since lr.pBits will go away when we call UnlockRect().
				result = 
					CreateSurface( surface->w, surface->h,
						surface->format->BitsPerPixel,
						surface->format->Rmask, surface->format->Gmask,
						surface->format->Bmask, surface->format->Amask );
				RageSurfaceUtils::CopySurface( surface, result );
				delete surface;

				pCopy->UnlockRect();
			}

			pCopy->Release();
		}

		pSurface->Release();
	}

	return result;
#endif
}

示例#2

文件： RageDisplay_D3D.cpp 项目： Prcuvu/StepMania-3.95

RageSurface* RageDisplay_D3D::CreateScreenshot()
{
#if defined(XBOX)
	return NULL;
#else
	/* Get the back buffer. */
	IDirect3DSurface8* pSurface;
	g_pd3dDevice->GetBackBuffer( 0, D3DBACKBUFFER_TYPE_MONO, &pSurface );

	/* Get the back buffer description. */
	D3DSURFACE_DESC desc;
	pSurface->GetDesc( &desc );

	/* Copy the back buffer into a surface of a type we support. */
	IDirect3DSurface8* pCopy;
	g_pd3dDevice->CreateImageSurface( desc.Width, desc.Height, D3DFMT_A8R8G8B8, &pCopy );

	D3DXLoadSurfaceFromSurface( pCopy, NULL, NULL, pSurface, NULL, NULL, D3DX_DEFAULT, 0 );

	pSurface->Release();

	/* Update desc from the copy. */
	pCopy->GetDesc( &desc );

	D3DLOCKED_RECT lr;

	{
		RECT rect; 
		rect.left = 0;
		rect.top = 0;
		rect.right = desc.Width;
		rect.bottom = desc.Height;
		pCopy->LockRect( &lr, &rect, D3DLOCK_READONLY );
	}

	RageSurface *surface = CreateSurfaceFromPixfmt( FMT_RGBA8, lr.pBits, desc.Width, desc.Height, lr.Pitch);
	ASSERT( surface );

	/* We need to make a copy, since lr.pBits will go away when we call UnlockRect(). */
	RageSurface *SurfaceCopy = 
		CreateSurface( surface->w, surface->h,
			surface->format->BitsPerPixel,
			surface->format->Rmask, surface->format->Gmask,
			surface->format->Bmask, surface->format->Amask );
	RageSurfaceUtils::CopySurface( surface, SurfaceCopy );
	delete surface;

	pCopy->UnlockRect();
	pCopy->Release();

	return SurfaceCopy;
#endif
}

示例#3

文件： RageDisplay_D3D.cpp 项目： SamDecrock/stepmania5-http-post-scores

RageSurface* RageDisplay_D3D::CreateScreenshot()
{
	// Get the back buffer.
	IDirect3DSurface8* pSurface;
	g_pd3dDevice->GetBackBuffer( 0, D3DBACKBUFFER_TYPE_MONO, &pSurface );

	// Get the back buffer description.
	D3DSURFACE_DESC desc;
	pSurface->GetDesc( &desc );

	// Copy the back buffer into a surface of a type we support.
	IDirect3DSurface8* pCopy;
	g_pd3dDevice->CreateImageSurface( desc.Width, desc.Height, D3DFMT_A8R8G8B8, &pCopy );
	
	// Aldo_MX: D3DXLoadSurfaceFromSurface requires d3dx8core.h, I replaced it with CopyRects to
	// remove this dependency so its possible to compile SM with any DirectX SDK up to Aug 2007
	D3DXLoadSurfaceFromSurface( pCopy, NULL, NULL, pSurface, NULL, NULL, D3DX_DEFAULT, 0 );
	//g_pd3dDevice->CopyRects( pSurface, NULL, 0, pCopy, NULL );

	pSurface->Release();

	// Update desc from the copy.
	pCopy->GetDesc( &desc );

	D3DLOCKED_RECT lr;

	{
		RECT rect; 
		rect.left = 0;
		rect.top = 0;
		rect.right = desc.Width;
		rect.bottom = desc.Height;
		pCopy->LockRect( &lr, &rect, D3DLOCK_READONLY );
	}

	RageSurface *surface = CreateSurfaceFromPixfmt( PixelFormat_RGBA8, lr.pBits, desc.Width, desc.Height, lr.Pitch);
	ASSERT( surface );

	// We need to make a copy, since lr.pBits will go away when we call UnlockRect().
	RageSurface *SurfaceCopy = 
		CreateSurface( surface->w, surface->h,
			surface->format->BitsPerPixel,
			surface->format->Rmask, surface->format->Gmask,
			surface->format->Bmask, surface->format->Amask );
	RageSurfaceUtils::CopySurface( surface, SurfaceCopy );
	delete surface;

	pCopy->UnlockRect();
	pCopy->Release();

	return SurfaceCopy;
}

示例#4

文件： RageDisplay_D3D.cpp 项目： augustg/openitg

void RageDisplay_D3D::UpdateTexture( 
	unsigned uTexHandle, 
	RageSurface* img,
	int xoffset, int yoffset, int width, int height )
{
	IDirect3DTexture9* pTex = (IDirect3DTexture9*)uTexHandle;
	ASSERT( pTex != NULL );
	
	RECT rect; 
	rect.left = xoffset;
	rect.top = yoffset;
	rect.right = width - xoffset;
	rect.bottom = height - yoffset;

	D3DLOCKED_RECT lr;
	pTex->LockRect( 0, &lr, &rect, 0 );
	
	D3DSURFACE_DESC desc;
	pTex->GetLevelDesc(0, &desc);
	ASSERT( xoffset+width <= int(desc.Width) );
	ASSERT( yoffset+height <= int(desc.Height) );

	//
	// Copy bits
	//
#if defined(XBOX)
	// Xbox textures need to be swizzled
	XGSwizzleRect(
		img->pixels,	// pSource, 
		img->pitch,		// Pitch,
		NULL,	// pRect,
		lr.pBits,	// pDest,
		img->w,	// Width,
		img->h,	// Height,
		NULL,	// pPoint,
		img->format->BytesPerPixel ); //BytesPerPixel
#else
	int texpixfmt;
	for(texpixfmt = 0; texpixfmt < NUM_PIX_FORMATS; ++texpixfmt)
		if(D3DFORMATS[texpixfmt] == desc.Format) break;
	ASSERT( texpixfmt != NUM_PIX_FORMATS );

	RageSurface *Texture = CreateSurfaceFromPixfmt(RagePixelFormat(texpixfmt), lr.pBits, width, height, lr.Pitch);
	ASSERT( Texture );
	RageSurfaceUtils::Blit( img, Texture, width, height );

	delete Texture;
#endif

	pTex->UnlockRect( 0 );
}