private void linkProgram(OpenGL gl, ActiveProgramValues programValues, uint glProgramHandle)
{
//TODO add debug assertions in case a shader fails to compile, or a program fails to link
var glShaderHandles = new List<uint>(programValues.AttachedShaderValues.Count);
foreach (var shaderValues in programValues.AttachedShaderValues)
{
var glShaderHandle = gl.CreateShader(shaderValues.Stage.GlEnumValue());
glShaderHandles.Add(glShaderHandle);
gl.ShaderSource(glShaderHandle, shaderValues.Source);
gl.CompileShader(glShaderHandle);
gl.AttachShader(glProgramHandle, glShaderHandle);
}
gl.LinkProgram(glProgramHandle);
foreach (var glShaderHandle in glShaderHandles)
{
gl.DetachShader(glProgramHandle, glShaderHandle);
gl.DeleteShader(glShaderHandle);
}
}
private void resetActiveProgramValues()
{
lock (this)
{
activeProgramValues = new ActiveProgramValues(activeProgram);
}
}