/// <summary>
/// Allocate resources for rendering.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void ObjectsControl_ContextCreated(object sender, GlControlEventArgs e)
{
// Wrap GL context with GraphicsContext
_Context = new GraphicsContext(e.DeviceContext, e.RenderContext);
// Scene
_CubeScene = new SceneGraph();
_CubeScene.Link(new SceneObjectCamera());
fontTitle = FontFactory.CreateFont(System.Drawing.FontFamily.GenericSerif, 24, System.Drawing.FontStyle.Regular, FontFactory.FontType.Textured);
fontTitle.Create(_Context);
fontTitleV = FontFactory.CreateFont(System.Drawing.FontFamily.GenericSerif, 24, System.Drawing.FontStyle.Regular, FontFactory.FontType.Vector);
fontTitleV.Create(_Context);
fontPatch = FontFactory.CreateFont(System.Drawing.FontFamily.GenericMonospace, 16, System.Drawing.FontStyle.Regular, FontFactory.FontType.Vector);
fontPatch.Create(_Context);
// Global lighting
SceneObjectLightZone globalLightZone = new SceneObjectLightZone();
_GlobalLightObject = new SceneObjectLightDirectional();
_GlobalLightObject.Direction = (-Vertex3f.UnitX + Vertex3f.UnitY - Vertex3f.UnitZ).Normalized;
globalLightZone.Link(_GlobalLightObject);
SceneObjectLightPoint localLightObject = new SceneObjectLightPoint();
localLightObject.LocalModel.Translate(0.0, -5.0f, 0.0);
localLightObject.AttenuationFactors.Y = 0.1f;
//globalLightZone.AddChild(localLightObject);
_CubeScene.Link(globalLightZone);
// Horizontal plane
globalLightZone.Link(CreatePlane());
// Cube
float Size = (float)Math.Sqrt(0);
const float Multiplier = 10.0f;
int materialIndex = 0;
for (float x = -Size / 2.0f * Multiplier; x < Size / 2.0f * Multiplier; x += Multiplier)
{
for (float y = -Size / 2.0f * Multiplier; y < Size / 2.0f * Multiplier; y += Multiplier, materialIndex++)
{
SceneObjectGeometry cubeInstance = CreateCubeGeometry();
cubeInstance.LocalModel.Translate(x, 0.0f, y);
cubeInstance.LocalModel.Scale(0.25f);
// Enable/Disable blending
if ((materialIndex % 2) == 0)
{
cubeInstance.ObjectState.DefineState(new BlendState(BlendEquationModeEXT.FuncAdd, BlendingFactorSrc.SrcAlpha, BlendingFactorDest.OneMinusSrcAlpha));
}
// Enable/Disable blending
switch (materialIndex % 1)
{
case 0:
cubeInstance.ProgramTag = ShadersLibrary.Instance.CreateProgramTag("OpenGL.Standard+LambertVertex", new ShaderCompilerContext("GLO_COLOR_PER_VERTEX"));
break;
case 1:
cubeInstance.ProgramTag = ShadersLibrary.Instance.CreateProgramTag("OpenGL.Standard+Color");
break;
case 2:
cubeInstance.ProgramTag = ShadersLibrary.Instance.CreateProgramTag("OpenGL.Standard+PhongFragment");
break;
}
globalLightZone.Link(cubeInstance);
}
}
//SceneObjectGeometry cubeLambert = CreateCubeGeometry();
//cubeLambert.ProgramTag = ShadersLibrary.Instance.CreateProgramTag("OpenGL.Standard+LambertVertex", new ShaderCompilerContext("GLO_COLOR_PER_VERTEX"));
//globalLightZone.Link(cubeLambert);
//SceneObjectGeometry cubeBlinn = CreateCubeGeometry();
//cubeBlinn.ProgramTag = ShadersLibrary.Instance.CreateProgramTag("OpenGL.Standard+PhongFragment", new ShaderCompilerContext("GLO_COLOR_PER_VERTEX"));
//cubeBlinn.LocalModel.Translate(0.0f, 10.0f, 0.0f);
//globalLightZone.Link(cubeBlinn);
//SceneObjectGeometry cubeColored = CreateCubeGeometry();
//cubeColored.ProgramTag = ShadersLibrary.Instance.CreateProgramTag("OpenGL.Standard+Color");
//cubeColored.LocalModel.Translate(0.0f, 5.0f, 0.0f);
//globalLightZone.Link(cubeColored);
globalLightZone.Link(CreateBumbleBeeVH());
globalLightZone.Link(CreateBumbleBeeRB());
globalLightZone.Link(CreateSphere("squarebricks"));
// Skybox
//if ((sceneObject = CreateSkyBoxObject()) != null)
// _CubeScene.AddChild(sceneObject);
_CubeScene.Create(_Context);
Gl.ClearColor(0.1f, 0.1f, 0.1f, 0.0f);
Gl.Enable(EnableCap.Multisample);
}
public IFontHandle CreateFont(float emHeightInPixels, bool italic, int weight, String fontName)
{
return(_fontFactory.CreateFont(_graphics, emHeightInPixels, italic, weight, fontName));
}
