public static IProgram Load(string name)
{
if (Configuration.useGl1)
{
return((IProgram)ProgramGL1.Load(name));
}
return((IProgram)ProgramGL3.Load(name));
}
public static void Pop()
{
var program = programStack.Pop();
if (program != currentProgram)
{
if (program != null)
{
program.Use(0);
}
}
currentProgram = program;
}
public static ProgramGL3 Load(string filename)
{
#if !DEBUG
try
#endif
{
var program = new ProgramGL3();
string fullpath = Configuration.ProgramSearchPathGL + filename;
if (System.IO.File.Exists(filename))
{
fullpath = filename;
}
//#if DEBUG_PROGRAM
Trace.WriteLine("Loading program " + fullpath);
//#endif
program.Name = fullpath;
string binaryPath = fullpath.Replace("res/", "data/") + ".binary";
bool useBinary = Configuration.useBinaryShaders && Configuration.canUseBinaryShaders && System.IO.File.Exists(binaryPath);
if (useBinary && program.LoadFromBinary(binaryPath))
{
return(program);
}
program.LoadFromFiles(
Configuration.canUseGeometryShaders ? fullpath + ".gs" : null,
fullpath + ".vs",
fullpath + ".fs"
);
if (Configuration.useBinaryShaders && Configuration.canUseBinaryShaders)
{
program.StoreBinaryFile(binaryPath);
}
return(program);
}
#if !DEBUG
catch (System.Exception e)
{
Trace.TraceError("Program.Load(" + filename + ") failed - exception " + e.ToString());
if (Configuration.throwProgramExceptions)
{
throw;
}
return(null);
}
#endif
}
public void Use(int baseInstance)
{
if (Valid)
{
GL.UseProgram(ProgramObject);
#if DEBUG_PROGRAM
Trace.WriteLine("Program.Use " + this.Name + " object " + ProgramObject);
#endif
}
else
{
throw new Exception();
}
currentProgram = this;
}