internal void CreateTextTextures (CreateTextBitmapData createData)
{
string[] texts = { " ", "O", "p", "e", "n", "G", "L", "E", "S", "3", ".", "0" };
texturesId = GL.GenTexture ();
GL.BindTexture (TextureTarget.Texture2DArray, texturesId);
GL.TexImage3D (TextureTarget3D.Texture2DArray, 0, TextureComponentCount.Rgba, 256, 256, texts.Length, 0, PixelFormat.Rgba, PixelType.UnsignedByte, IntPtr.Zero);
// setup texture parameters
GL.TexParameter (TextureTarget.Texture2DArray, TextureParameterName.TextureMinFilter, (int)TextureMinFilter.LinearMipmapLinear);
GL.TexParameter (TextureTarget.Texture2DArray, TextureParameterName.TextureMagFilter, (int)TextureMagFilter.Linear);
GL.TexParameter (TextureTarget.Texture2DArray, TextureParameterName.TextureWrapS, (int)TextureWrapMode.ClampToEdge);
GL.TexParameter (TextureTarget.Texture2DArray, TextureParameterName.TextureWrapT, (int)TextureWrapMode.ClampToEdge);
for (int i = 0; i < texts.Length; i++) {
byte[] bitmapData;
int width, height;
createData (texts [i], out bitmapData, out width, out height);
GL.TexSubImage3D (TextureTarget3D.Texture2DArray, 0, 0, 0, i, width, height, 1, PixelFormat.Rgba, PixelType.UnsignedByte, bitmapData);
GL.GenerateMipmap (TextureTarget.Texture2DArray);
}
}
internal void CreateTextTextures(CreateTextBitmapData createData)
{
string[] texts = { " ", "O", "p", "e", "n", "G", "L", "E", "S", "3", ".", "0" };
texturesId = GL.GenTexture();
GL.BindTexture(TextureTarget.Texture2DArray, texturesId);
GL.TexImage3D(TextureTarget3D.Texture2DArray, 0, TextureComponentCount.Rgba, 256, 256, texts.Length, 0, PixelFormat.Rgba, PixelType.UnsignedByte, IntPtr.Zero);
// setup texture parameters
GL.TexParameter(TextureTarget.Texture2DArray, TextureParameterName.TextureMinFilter, (int)TextureMinFilter.LinearMipmapLinear);
GL.TexParameter(TextureTarget.Texture2DArray, TextureParameterName.TextureMagFilter, (int)TextureMagFilter.Linear);
GL.TexParameter(TextureTarget.Texture2DArray, TextureParameterName.TextureWrapS, (int)TextureWrapMode.ClampToEdge);
GL.TexParameter(TextureTarget.Texture2DArray, TextureParameterName.TextureWrapT, (int)TextureWrapMode.ClampToEdge);
for (int i = 0; i < texts.Length; i++)
{
byte[] bitmapData;
int width, height;
createData(texts [i], out bitmapData, out width, out height);
GL.TexSubImage3D(TextureTarget3D.Texture2DArray, 0, 0, 0, i, width, height, 1, PixelFormat.Rgba, PixelType.UnsignedByte, bitmapData);
GL.GenerateMipmap(TextureTarget.Texture2DArray);
}
}