/*
* /// <summary>
* /// Creates a new <see cref="ComputeImage2D"/> from a <c>Bitmap</c>.
* /// </summary>
* /// <param name="context"> A valid <see cref="ComputeContext"/> in which the <see cref="ComputeImage2D"/> is created. </param>
* /// <param name="flags"> A bit-field that is used to specify allocation and usage information about the <see cref="ComputeImage2D"/>. </param>
* /// <param name="bitmap"> The bitmap to use. </param>
* /// <remarks> Note that only bitmaps with <c>Format32bppArgb</c> pixel format are currently supported. </remarks>
* public ComputeImage2D(ComputeContext context, ComputeMemoryFlags flags, Bitmap bitmap)
* :base(context, flags)
* {
* unsafe
* {
* if(bitmap.PixelFormat != PixelFormat.Format32bppArgb)
* throw new ArgumentException("Pixel format not supported.");
*
* //ComputeImageFormat format = Tools.ConvertImageFormat(bitmap.PixelFormat);
* ComputeImageFormat format = new ComputeImageFormat(ComputeImageChannelOrder.Bgra, ComputeImageChannelType.UnsignedInt8);
* BitmapData bitmapData = bitmap.LockBits(new Rectangle(new Point(), bitmap.Size), ImageLockMode.ReadOnly, bitmap.PixelFormat);
*
* try
* {
* ComputeErrorCode error = ComputeErrorCode.Success;
* Handle = CL10.CreateImage2D(
* context.Handle,
* flags,
* &format,
* new IntPtr(bitmap.Width),
* new IntPtr(bitmap.Height),
* new IntPtr(bitmapData.Stride),
* bitmapData.Scan0,
* &error);
* ComputeException.ThrowOnError(error);
* }
* finally
* {
* bitmap.UnlockBits(bitmapData);
* }
*
* Init();
* }
* }*/
/// <summary>
/// Creates a new <see cref="ComputeImage2D"/>.
/// </summary>
/// <param name="context"> A valid <see cref="ComputeContext"/> in which the <see cref="ComputeImage2D"/> is created. </param>
/// <param name="flags"> A bit-field that is used to specify allocation and usage information about the <see cref="ComputeImage2D"/>. </param>
/// <param name="format"> A structure that describes the format properties of the <see cref="ComputeImage2D"/>. </param>
/// <param name="width"> The width of the <see cref="ComputeImage2D"/> in pixels. </param>
/// <param name="height"> The height of the <see cref="ComputeImage2D"/> in pixels. </param>
/// <param name="rowPitch"> The size in bytes of each row of elements of the <see cref="ComputeImage2D"/>. If <paramref name="rowPitch"/> is zero, OpenCL will compute the proper value based on <see cref="ComputeImage.Width"/> and <see cref="ComputeImage.ElementSize"/>. </param>
/// <param name="data"> The data to initialize the <see cref="ComputeImage2D"/>. Can be <c>IntPtr.Zero</c>. </param>
public ComputeImage2D(IComputeContext context, ComputeMemoryFlags flags, ComputeImageFormat format, int width, int height, long rowPitch, IntPtr data)
: base(context, flags)
{
ComputeErrorCode error = ComputeErrorCode.Success;
Handle = CL10.CreateImage2D(context.Handle, flags, ref format, new IntPtr(width), new IntPtr(height), new IntPtr(rowPitch), data, out error);
ComputeException.ThrowOnError(error);
Init();
}
/*
* /// <summary>
* /// Creates a new <see cref="OpenCLImage2D"/> from a <c>Bitmap</c>.
* /// </summary>
* /// <param name="context"> A valid <see cref="OpenCLContext"/> in which the <see cref="OpenCLImage2D"/> is created. </param>
* /// <param name="flags"> A bit-field that is used to specify allocation and usage information about the <see cref="OpenCLImage2D"/>. </param>
* /// <param name="bitmap"> The bitmap to use. </param>
* /// <remarks> Note that only bitmaps with <c>Format32bppArgb</c> pixel format are currently supported. </remarks>
* public OpenCLImage2D(OpenCLContext context, OpenCLMemoryFlags flags, Bitmap bitmap)
* :base(context, flags)
* {
* unsafe
* {
* if(bitmap.PixelFormat != PixelFormat.Format32bppArgb)
* throw new ArgumentException("Pixel format not supported.");
*
* //OpenCLImageFormat format = Tools.ConvertImageFormat(bitmap.PixelFormat);
* OpenCLImageFormat format = new OpenCLImageFormat(OpenCLImageChannelOrder.Bgra, OpenCLImageChannelType.UnsignedInt8);
* BitmapData bitmapData = bitmap.LockBits(new Rectangle(new Point(), bitmap.Size), ImageLockMode.ReadOnly, bitmap.PixelFormat);
*
* try
* {
* OpenCLErrorCode error = OpenCLErrorCode.Success;
* Handle = CL10.CreateImage2D(
* context.Handle,
* flags,
* &format,
* new IntPtr(bitmap.Width),
* new IntPtr(bitmap.Height),
* new IntPtr(bitmapData.Stride),
* bitmapData.Scan0,
* &error);
* OpenCLException.ThrowOnError(error);
* }
* finally
* {
* bitmap.UnlockBits(bitmapData);
* }
*
* Init();
* }
* }*/
/// <summary>
/// Creates a new <see cref="OpenCLImage2D"/>.
/// </summary>
/// <param name="context"> A valid <see cref="OpenCLContext"/> in which the <see cref="OpenCLImage2D"/> is created. </param>
/// <param name="flags"> A bit-field that is used to specify allocation and usage information about the <see cref="OpenCLImage2D"/>. </param>
/// <param name="format"> A structure that describes the format properties of the <see cref="OpenCLImage2D"/>. </param>
/// <param name="width"> The width of the <see cref="OpenCLImage2D"/> in pixels. </param>
/// <param name="height"> The height of the <see cref="OpenCLImage2D"/> in pixels. </param>
/// <param name="rowPitch"> The size in bytes of each row of elements of the <see cref="OpenCLImage2D"/>. If <paramref name="rowPitch"/> is zero, OpenCL will compute the proper value based on <see cref="OpenCLImage.Width"/> and <see cref="OpenCLImage.ElementSize"/>. </param>
/// <param name="data"> The data to initialize the <see cref="OpenCLImage2D"/>. Can be <c>IntPtr.Zero</c>. </param>
public OpenCLImage2D(OpenCLContext context, OpenCLMemoryFlags flags, OpenCLImageFormat format, int width, int height, long rowPitch, IntPtr data)
: base(context, flags)
{
OpenCLErrorCode error = OpenCLErrorCode.Success;
Handle = CL10.CreateImage2D(context.Handle, flags, ref format, new IntPtr(width), new IntPtr(height), new IntPtr(rowPitch), data, out error);
OpenCLException.ThrowOnError(error);
Init();
}