internal static TextureTarget GetTextureTarget(OpenGLTexture glTex, uint arrayLayer)
{
if ((glTex.Usage & TextureUsage.Cubemap) == TextureUsage.Cubemap)
{
switch (arrayLayer % 6)
{
case 0:
return(TextureTarget.TextureCubeMapPositiveX);
case 1:
return(TextureTarget.TextureCubeMapNegativeX);
case 2:
return(TextureTarget.TextureCubeMapPositiveY);
case 3:
return(TextureTarget.TextureCubeMapNegativeY);
case 4:
return(TextureTarget.TextureCubeMapPositiveZ);
case 5:
return(TextureTarget.TextureCubeMapNegativeZ);
}
}
return(glTex.TextureTarget);
}
private TextureTarget GetTextureTarget(OpenGLTexture tex)
{
if ((tex.Usage & TextureUsage.Cubemap) == TextureUsage.Cubemap)
{
return(tex.ArrayLayers == 1 ? TextureTarget.TextureCubeMap : TextureTarget.TextureCubeMapArray);
}
else if (tex.Depth == 1)
{
return(tex.ArrayLayers == 1 ? TextureTarget.Texture2D : TextureTarget.Texture2DArray);
}
else
{
return(TextureTarget.Texture3D);
}
}
