public static void Init()
{
White = new RendererTexture(new Vector3(1, 1, 1), nameof(White));
Black = new RendererTexture(new Vector3(0, 0, 0), nameof(Black));
Gray = new RendererTexture(new Vector3(0.5f, 0.5f, 0.5f), nameof(Gray));
Red = new RendererTexture(new Vector3(1, 0, 0), nameof(Red));
Green = new RendererTexture(new Vector3(0, 1, 0), nameof(Green));
Blue = new RendererTexture(new Vector3(0, 0, 1), nameof(Blue));
}
public static RendererTexture CreateCubeArrayShadowMap(PixelInternalFormat internalformat, int width, int height, int layers, int border, PixelFormat format, PixelType type, IntPtr pixels)
{
int handle;
GL.GenTextures(1, out handle);
var txt = new RendererTexture(handle, TextureTarget.TextureCubeMapArray, width, height);
txt.Bind();
txt.ObjectLabel = "CubeShadowMapArray";
txt.AddRef();
GL.TexImage3D(TextureTarget.TextureCubeMapArray, 0, PixelInternalFormat.DepthComponent16, width, height, layers * 6, border, format, type, pixels);
txt.SetNearestFilter();
txt.SetClampToEdgeWrap();
return(txt);
}
public static unsafe RendererTexture LoadCubeMap(string path)
{
//var faces = new string[] { "right", "left", "back", "front", "top", "bottom" };
//var faces = new string[] { "left", "right", "top", "top", "top", "top" };
//var faces = new string[] { "top", "top", "top", "top", "left", "top" };
//var faces = new string[] { "right", "left", "top", "bottom", "back", "front" };
var faces = new string[] { "right", "left", "top", "bottom", "front", "back" };
//var faces = new string[] { "right", "left", "front", "back", "top", "bottom" };
var images = new List <Image>();
foreach (var face in faces)
{
images.Add(LoadBitmap(path.Replace("#", face)));
}
var name = Path.GetDirectoryName(path);
// images[1].RotateFlip(RotateFlipType.Rotate90FlipY);
// images[3].RotateFlip(RotateFlipType.RotateNoneFlipX);
// images[2].RotateFlip(RotateFlipType.Rotate180FlipX);
// images[0].RotateFlip(RotateFlipType.Rotate90FlipX);
// images[4].RotateFlip(RotateFlipType.RotateNoneFlipY);
int handle;
GL.GenTextures(1, out handle);
var txt = new RendererTexture(handle, TextureTarget.TextureCubeMap, images[0].Width, images[0].Height);
//txt.ObjectLabel = Path.GetFileName(path);
txt.Bind();
txt.ObjectLabel = name;
txt.AddRef();
for (var i = 0; i < images.Count; i++)
{
images[i].UseData(ptr =>
{
GL.TexImage2D(TextureTarget.TextureCubeMapPositiveX + i, 0, PixelInternalFormat.Rgba, txt.Width, txt.Height, 0, PixelFormat.Rgba, PixelType.UnsignedByte, ptr);
});
images[i].Dispose();
}
txt.SetNearestFilter();
txt.SetClampToEdgeWrap();
//Console.WriteLine($"Loaded Cubemap #{txt.Handle} {path}");
return(txt);
}
public static RendererTexture CreateCubeShadowMap(PixelInternalFormat internalformat, int width, int height, int border, PixelFormat format, PixelType type, IntPtr pixels)
{
int handle;
GL.GenTextures(1, out handle);
var txt = new RendererTexture(handle, TextureTarget.TextureCubeMap, width, height);
txt.Bind();
txt.ObjectLabel = "CubeShadowMap";
txt.AddRef();
for (var i = 0; i < 6; i++)
{
GL.TexImage2D(TextureTarget.TextureCubeMapPositiveX + i, 0, PixelInternalFormat.DepthComponent16, txt.Width, txt.Height, border, format, type, pixels);
}
txt.SetNearestFilter();
txt.SetClampToEdgeWrap();
return(txt);
}
internal static void RemoveRef(RendererTexture texture)
{
lock (References)
References.Remove(texture.Handle);
}
internal static void AddRef(RendererTexture texture)
{
lock (References)
References.Set(texture.Handle, new WeakReference <RendererTexture>(texture));
}
public GraphicsTexture(int width, int height)
{
Image = new Image <Rgba32>(width, height);
Texture = new RendererTexture(Image, "GraphicsTexture");
UpdateTexture();
}