| public FromDynamicImage ( byte buffer, int width, int height, PixelFormat format ) : Image | ||
| buffer | byte | Raw image buffer. |
| width | int | Width of this image data (in pixels). |
| height | int | Height of this image data (in pixels). |
| format | PixelFormat | Pixel format used in this texture. |
| Результат | Image | |
private void SaveToDisk( Texture tp, string filename )
{
// Declare buffer
int buffSize = tp.Width * tp.Height * tp.Depth * 4;
byte[] data = new byte[buffSize];
// Setup Image with correct settings
Image i = new Image();
i.FromDynamicImage(data, tp.Width, tp.Height, tp.Depth,tp.Format);
// Copy Texture buffer contents to image buffer
HardwarePixelBuffer buf = tp.GetBuffer();
PixelBox destBox = i.GetPixelBox(0,0);
buf.BlitToMemory(destBox);
// Save to disk!
i.Save( @"C:\" + filename );
}
/// <summary>
/// Resize a 2D image, applying the appropriate filter.
/// </summary>
/// <param name="width"></param>
/// <param name="height"></param>
/// <param name="filter"></param>
public void Resize( int width, int height, ImageFilter filter )
{
// resizing dynamic images is not supported
//TODO : Debug.Assert( this._bAutoDelete);
Debug.Assert( this.Depth == 1 );
// reassign buffer to temp image, make sure auto-delete is true
Image temp = new Image();
temp.FromDynamicImage( buffer, width, height, 1, format );
// do not delete[] m_pBuffer! temp will destroy it
// set new dimensions, allocate new buffer
this.width = width;
this.height = height;
size = PixelUtil.GetMemorySize( Width, Height, 1, Format );
buffer = new byte[ size ];
numMipMaps = 0; // Loses precomputed mipmaps
// scale the image from temp into our resized buffer
Scale( temp.GetPixelBox( 0, 0 ), GetPixelBox( 0, 0 ), filter );
}
private void CreateTileData()
{
if (textureName.Equals("zero.png"))
{
textureName = string.Format("{0}_x{1}y{2}.{3}", parent.BaseName, m_tileLocationX, m_loadTileZ,
parent.MosaicDesc.FileExt);
}
Image textureImage;
Texture texture = TextureManager.Instance.GetByName(textureName);
if (ResourceManager.HasCommonResourceData(textureName))
{
Stream s = ResourceManager.FindCommonResourceData(textureName);
textureImage = Image.FromStream(s, parent.MosaicDesc.FileExt);
s.Close();
}
else
{
// Create a new image
int bpp = PixelUtil.GetNumElemBytes(DEFAULT_IMAGE_FORMAT);
byte[] buffer = new byte[tileSizeSamples * tileSizeSamples * bpp];
textureImage = Image.FromDynamicImage(buffer, tileSizeSamples, tileSizeSamples, DEFAULT_IMAGE_FORMAT);
Modified = true;
}
// Cause the texture image to get refreshed
dirtyImage = true;
dirtyArea.X = 0;
dirtyArea.Y = 0;
dirtyArea.Width = textureImage.Width;
dirtyArea.Height = textureImage.Height;
// Popupate the tileData from the image
switch (textureImage.Format)
{
case PixelFormat.A8:
case PixelFormat.L8:
tileData = new TileData8(textureImage);
break;
case PixelFormat.L16:
tileData = new TileData16(textureImage);
break;
case PixelFormat.R8G8B8:
case PixelFormat.B8G8R8:
tileData = new TileData24(textureImage);
break;
case PixelFormat.A8B8G8R8:
case PixelFormat.A8R8G8B8:
case PixelFormat.B8G8R8A8:
case PixelFormat.R8G8B8A8:
case PixelFormat.X8R8G8B8:
case PixelFormat.X8B8G8R8:
tileData = new TileData32(textureImage);
break;
default:
throw new InvalidDataException("Unexpected pixel format: " + textureImage.Format);
}
}