public void LoadShader(string filename, int program, out int address)
{
address = -1;
ShaderType type;
switch (Path.GetExtension(filename))
{
case ".vert":
{
type = ShaderType.VertexShader;
}; break;
case ".frag":
{
type = ShaderType.FragmentShader;
}; break;
default:
{
Status = ShaderStatus.UnknownShaderFileType;
return;
};
}
LoadShader(filename, type, program, out address);
}
public void LoadShader(string filename, ShaderType type, int program, out int address)
{
address = GL.CreateShader(type);
StreamReader Reader = new StreamReader(filename);
GL.ShaderSource(address, Reader.ReadToEnd());
GL.CompileShader(address);
GL.AttachShader(program, address);
Console.WriteLine(GL.GetShaderInfoLog(address));
Reader.Close();
Status = ShaderStatus.OK;
}
private void GetShaderiv(uint name, ShaderStatus pname, int[] pValues)
{
if (name == 0)
{
SetLastError(ErrorCode.InvalidValue); return;
}
if (!this.nameShaderDict.ContainsKey(name))
{
SetLastError(ErrorCode.InvalidOperation); return;
}
if (!Enum.IsDefined(typeof(ShaderStatus), pname))
{
SetLastError(ErrorCode.InvalidEnum); return;
}
Shader shader = this.nameShaderDict[name];
shader.GetShaderStatus(pname, pValues);
}
public void GetShaderStatus(ShaderStatus pname, int[] pValues)
{
if (pValues == null || pValues.Length < 1)
{
return;
}
switch (pname)
{
case ShaderStatus.ShaderType:
pValues[0] = (int)this.ShaderType;
break;
case ShaderStatus.DeleteStatus:
throw new NotImplementedException();
case ShaderStatus.CompileStatus:
pValues[0] = this.infoLog.Length == 0 ? (int)GL.GL_TRUE : (int)GL.GL_FALSE;
break;
case ShaderStatus.InfoLogLength:
pValues[0] = this.infoLog.Length;
break;
case ShaderStatus.ShaderSourceLength:
string code = this.Code;
if (code == null)
{
pValues[0] = 0;
}
else
{
pValues[0] = code.Length;
}
break;
default:
throw new NotImplementedException();
}
}
