public virtual void Create(IntPtr hDC, Int32 width, Int32 height, Int32 bitCount)
{
_width = width;
_height = height;
_parentDC = hDC;
// Destroy existing objects.
Destroy();
// Create a bitmap info structure.
var info = new BitMapInfo();
info.Init();
// Set the data.
info.biBitCount = (Int16)bitCount;
info.biPlanes = 1;
info.biWidth = _width;
info.biHeight = _height;
// Create the bitmap.
_hBitmap = Native.CreateDIBSection(hDC, ref info, 0,
out _bits, IntPtr.Zero, 0);
Native.SelectObject(hDC, _hBitmap);
// Set the OpenGL pixel format.
SetPixelFormat(hDC, bitCount);
}
/// <summary>
/// Resizes the section.
/// </summary>
/// <param name="width">The width.</param>
/// <param name="height">The height.</param>
/// <param name="bitCount">The bit count.</param>
public void Resize(Int32 width, Int32 height, Int32 bitCount)
{
// Destroy existing objects.
Destroy();
// Set parameters.
Width = width;
Height = height;
// Create a bitmap info structure.
var info = new BitMapInfo();
info.Init();
// Set the data.
info.biBitCount = (Int16)bitCount;
info.biPlanes = 1;
info.biWidth = width;
info.biHeight = height;
// Create the bitmap.
_hBitmap = Native.CreateDIBSection(_parentDC, ref info, 0,
out _bits, IntPtr.Zero, 0);
Native.SelectObject(_parentDC, _hBitmap);
}