protected override int CreateTexture(int width, int height, IntPtr scan0, bool managedPool, bool mipmaps)
{
D3D.Texture texture = null;
int levels = 1 + (mipmaps ? MipmapsLevels(width, height) : 0);
if (managedPool)
{
texture = device.CreateTexture(width, height, levels, Usage.None, Format.A8R8G8B8, Pool.Managed);
texture.SetData(0, LockFlags.None, scan0, width * height * 4);
if (mipmaps)
{
DoMipmaps(texture, 0, 0, width, height, scan0, false);
}
}
else
{
D3D.Texture sys = device.CreateTexture(width, height, levels, Usage.None, Format.A8R8G8B8, Pool.SystemMemory);
sys.SetData(0, LockFlags.None, scan0, width * height * 4);
if (mipmaps)
{
DoMipmaps(sys, 0, 0, width, height, scan0, false);
}
texture = device.CreateTexture(width, height, levels, Usage.None, Format.A8R8G8B8, Pool.Default);
device.UpdateTexture(sys, texture);
sys.Dispose();
}
return(GetOrExpand(ref textures, texture, texBufferSize));
}
protected override int CreateTexture(int width, int height, IntPtr scan0, bool managedPool)
{
Pool pool = managedPool ? Pool.Managed : Pool.Default;
D3D.Texture texture = device.CreateTexture(width, height, 0, Usage.None, Format.A8R8G8B8, pool);
texture.SetData(0, LockFlags.None, scan0, width * height * 4);
return(GetOrExpand(ref textures, texture, texBufferSize));
}
unsafe void DoMipmaps(D3D.Texture texture, int x, int y, int width,
int height, IntPtr scan0, bool partial)
{
IntPtr prev = scan0;
int lvls = MipmapsLevels(width, height);
for (int lvl = 1; lvl <= lvls; lvl++)
{
x /= 2; y /= 2;
if (width > 1)
{
width /= 2;
}
if (height > 1)
{
height /= 2;
}
int size = width * height * 4;
IntPtr cur = Marshal.AllocHGlobal(size);
GenMipmaps(width, height, cur, prev);
if (partial)
{
texture.SetPartData(lvl, LockFlags.None, cur, x, y, width, height);
}
else
{
texture.SetData(lvl, LockFlags.None, cur, size);
}
if (prev != scan0)
{
Marshal.FreeHGlobal(prev);
}
prev = cur;
}
if (prev != scan0)
{
Marshal.FreeHGlobal(prev);
}
}
public override int CreateTexture(int width, int height, IntPtr scan0)
{
D3D.Texture texture = device.CreateTexture(width, height, 0, Usage.None, Format.A8R8G8B8, Pool.Managed);
texture.SetData(0, LockFlags.None, scan0, width * height * 4);
return(GetOrExpand(ref textures, texture, texBufferSize));
}
