public TextureInfo(DisplayObject obj)
{
Obj = obj;
}
public TextureInfo(DisplayObject obj)
{
Obj = obj;
}
private static DisplayObject GetCutUpTexturesFromBoundImage(int sectionSize, string fileName = "")
{
bool success = IL.ConvertImage(DevIL.DataFormat.RGBA, DevIL.DataType.UnsignedByte);
if (!success)
{
return(null);
}
DisplayObject image = new DisplayObject();
Vector2i size = new Vector2i(IL.GetImageInfo().Width, IL.GetImageInfo().Height);
Vector2u amount = new Vector2u((uint)Math.Ceiling(size.X / (float)sectionSize), (uint)Math.Ceiling(size.Y / (float)sectionSize));
Vector2i currentSize = new Vector2i(size.X, size.Y);
Vector2i pos = new Vector2i();
for (int iy = 0; iy < amount.Y; iy++)
{
int h = Math.Min(currentSize.Y, sectionSize);
currentSize.Y -= h;
currentSize.X = size.X;
for (int ix = 0; ix < amount.X; ix++)
{
int w = Math.Min(currentSize.X, sectionSize);
currentSize.X -= w;
Texture texture = new Texture((uint)w, (uint)h);
IntPtr partPtr = Marshal.AllocHGlobal((w * h) * 4);
IL.CopyPixels(pos.X, pos.Y, 0, w, h, 1, DevIL.DataFormat.RGBA, DevIL.DataType.UnsignedByte, partPtr);
Texture.Bind(texture);
{
Gl.glTexParameteri(Gl.GL_TEXTURE_2D, Gl.GL_TEXTURE_MAG_FILTER, Gl.GL_LINEAR);
Gl.glTexParameteri(Gl.GL_TEXTURE_2D, Gl.GL_TEXTURE_MIN_FILTER, Gl.GL_LINEAR);
Gl.glTexImage2D(
Gl.GL_TEXTURE_2D, 0, IL.GetInteger(ILIntegerMode.ImageBytesPerPixel),
w, h, 0,
IL.GetInteger(ILIntegerMode.ImageFormat), ILDefines.IL_UNSIGNED_BYTE,
partPtr);
}
Texture.Bind(null);
Marshal.FreeHGlobal(partPtr);
Sprite sprite = new Sprite(texture);
sprite.Position = new Vector2f(pos.X, pos.Y);
image.AddChild(sprite);
if (fileName != "")
{
Textures.Add(texture);
TextureFileNames.Add(fileName + "_" + ix.ToString("00") + "_" + iy.ToString("00") + "^");
}
pos.X += w;
}
pos.Y += h;
pos.X = 0;
}
image.Texture.Size = new Vector2u((uint)size.X, (uint)size.Y);
SplitTextures.Add(image);
SplitTextureFileNames.Add(fileName);
return(image);
}
public static dynamic GetTexture(string fileName)
{
int index = TextureFileNames.IndexOf(fileName);
int splitTextureIndex = SplitTextureFileNames.Count == 0 ? -1 : SplitTextureFileNames.IndexOf(fileName);
if (index >= 0)
{
// Texture Already Exists
// move it to the end of the array and return it
Texture texture = Textures[index];
string name = TextureFileNames[index];
Textures.RemoveAt(index);
TextureFileNames.RemoveAt(index);
Textures.Add(texture);
TextureFileNames.Add(name);
return(Textures[Textures.Count - 1]);
}
else if (splitTextureIndex >= 0)
{
// Texture Already Exists (as split texture)
return(SplitTextures[splitTextureIndex]);
}
else
{
// New Texture
Texture texture = null;
DisplayObject textureLarge = null;
int imageID = IL.GenerateImage();
IL.BindImage(imageID);
IL.Enable(ILEnable.AbsoluteOrigin);
IL.SetOriginLocation(DevIL.OriginLocation.UpperLeft);
bool loaded = false;
using (FileStream fileStream = File.OpenRead(fileName))
loaded = IL.LoadImageFromStream(fileStream);
if (loaded)
{
if (IL.GetImageInfo().Width > TextureMaxSize || IL.GetImageInfo().Height > TextureMaxSize)
{
// Image is larger than GPU's max texture size - split up
textureLarge = GetCutUpTexturesFromBoundImage(TextureMaxSize / 2, fileName);
}
else
{
texture = GetTextureFromBoundImage();
Textures.Add(texture);
TextureFileNames.Add(fileName);
}
// Limit amount of Textures in Memory
if (Textures.Count > MAX_TEXTURES)
{
if (TextureFileNames[0].IndexOf('^') == TextureFileNames[0].Length - 1)
{
// if part of split texture - remove all parts
string name = TextureFileNames[0].Substring(0, TextureFileNames[0].Length - 7);
int i = 0;
for (i = 1; i < TextureFileNames.Count; i++)
{
if (TextureFileNames[i].IndexOf(name) != 0)
{
break;
}
}
for (int d = 0; d < i; d++)
{
Textures[0].Dispose();
Textures.RemoveAt(0);
TextureFileNames.RemoveAt(0);
}
int splitIndex = SplitTextureFileNames.Count == 0 ? -1 : SplitTextureFileNames.IndexOf(name);
if (splitIndex != -1)
{
SplitTextures.RemoveAt(splitIndex);
SplitTextureFileNames.RemoveAt(splitIndex);
}
}
else
{
Textures[0].Dispose();
Textures.RemoveAt(0);
TextureFileNames.RemoveAt(0);
}
}
}
IL.DeleteImages(new ImageID[] { imageID });
if (texture == null)
{
return(textureLarge);
}
else
{
return(texture);
}
}
}
private static DisplayObject GetCutUpTexturesFromBoundImage(int sectionSize, string fileName = "")
{
bool success = IL.ConvertImage(DevIL.DataFormat.RGBA, DevIL.DataType.UnsignedByte);
if (!success)
return null;
DisplayObject image = new DisplayObject();
Vector2i size = new Vector2i(IL.GetImageInfo().Width, IL.GetImageInfo().Height);
Vector2u amount = new Vector2u((uint)Math.Ceiling(size.X / (float)sectionSize), (uint)Math.Ceiling(size.Y / (float)sectionSize));
Vector2i currentSize = new Vector2i(size.X, size.Y);
Vector2i pos = new Vector2i();
for (int iy = 0; iy < amount.Y; iy++)
{
int h = Math.Min(currentSize.Y, sectionSize);
currentSize.Y -= h;
currentSize.X = size.X;
for (int ix = 0; ix < amount.X; ix++)
{
int w = Math.Min(currentSize.X, sectionSize);
currentSize.X -= w;
Texture texture = new Texture((uint)w, (uint)h);
IntPtr partPtr = Marshal.AllocHGlobal((w * h) * 4);
IL.CopyPixels(pos.X, pos.Y, 0, w, h, 1, DevIL.DataFormat.RGBA, DevIL.DataType.UnsignedByte, partPtr);
Texture.Bind(texture);
{
Gl.glTexParameteri(Gl.GL_TEXTURE_2D, Gl.GL_TEXTURE_MAG_FILTER, Gl.GL_LINEAR);
Gl.glTexParameteri(Gl.GL_TEXTURE_2D, Gl.GL_TEXTURE_MIN_FILTER, Gl.GL_LINEAR);
Gl.glTexImage2D(
Gl.GL_TEXTURE_2D, 0, IL.GetInteger(ILIntegerMode.ImageBytesPerPixel),
w, h, 0,
IL.GetInteger(ILIntegerMode.ImageFormat), ILDefines.IL_UNSIGNED_BYTE,
partPtr);
}
Texture.Bind(null);
Marshal.FreeHGlobal(partPtr);
Sprite sprite = new Sprite(texture);
sprite.Position = new Vector2f(pos.X, pos.Y);
image.AddChild(sprite);
if (fileName != "")
{
Textures.Add(texture);
TextureFileNames.Add(fileName + "_" + ix.ToString("00") + "_" + iy.ToString("00") + "^");
}
pos.X += w;
}
pos.Y += h;
pos.X = 0;
}
image.Texture.Size = new Vector2u((uint)size.X, (uint)size.Y);
SplitTextures.Add(image);
SplitTextureFileNames.Add(fileName);
return image;
}
