/// <summary>
/// Event for setting several constants when OpenGL finishes loading
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
public void glControl_Load(object sender, EventArgs e)
{
loaded = true;
GL.ClearColor(OpenTK.Graphics.Color4.Gray);
GL.Enable(EnableCap.DepthTest);
GL.Enable(EnableCap.Texture2D);
pointShader.CreateProgram();
imageShader.CreateProgram();
lineShader.CreateProgram();
endPointShader.CreateProgram();
diffuseShader.CreateProgram();
GL.UseProgram(diffuseShader.ShaderProgramHandle);
diffuseShader.SetProjectionMatrix(Matrix4.Identity);
diffuseShader.SetModelviewMatrix(Matrix4.Identity);
GenerateFrameBuffer();
if (imageToLoad != null)
{
SetBitmap(imageToLoad);
}
imageToLoad = null;
}
void renderState_PropertyChanged(object sender, System.ComponentModel.PropertyChangedEventArgs e)
{
switch (e.PropertyName)
{
case "ProjectionMatrix":
GL.MatrixMode(MatrixMode.Projection);
Matrix4 projectionMatrix = renderState.ProjectionMatrix;
GL.LoadMatrix(ref projectionMatrix);
GL.UseProgram(pointShader.ShaderProgramHandle);
pointShader.SetProjectionMatrix(projectionMatrix);
pointShader.SetModelviewMatrix(Matrix4.Identity);
GL.UseProgram(imageShader.ShaderProgramHandle);
imageShader.SetProjectionMatrix(projectionMatrix);
imageShader.SetModelviewMatrix(Matrix4.Identity);
GL.UseProgram(lineShader.ShaderProgramHandle);
lineShader.SetProjectionMatrix(projectionMatrix);
lineShader.SetModelviewMatrix(Matrix4.Identity);
GL.UseProgram(endPointShader.ShaderProgramHandle);
endPointShader.SetProjectionMatrix(projectionMatrix);
endPointShader.SetModelviewMatrix(Matrix4.Identity);
break;
case "ViewSize":
SetViewport(renderState.ViewSize);
break;
default:
break;
}
}
