private static List <LightBase> GetDirctionalLights()
{
var list = new List <LightBase>();
{
var light = new CSharpGL.DirectionalLight(new vec3(3, 3, 3));
light.Diffuse = new vec3(1, 0, 0);
light.Specular = new vec3(1, 0, 0);
list.Add(light);
}
{
var light = new CSharpGL.DirectionalLight(new vec3(3, 3, 3));
light.Diffuse = new vec3(0, 1, 0);
light.Specular = new vec3(0, 1, 0);
list.Add(light);
}
{
var light = new CSharpGL.DirectionalLight(new vec3(3, 3, 3));
light.Diffuse = new vec3(0, 0, 1);
light.Specular = new vec3(0, 0, 1);
list.Add(light);
}
return(list);
}
private void FormMain_Load(object sender, EventArgs e)
{
var position = new vec3(1, 0.6f, 1) * 14;
var center = new vec3(0, 0, 0);
var up = new vec3(0, 1, 0);
var camera = new Camera(position, center, up, CameraType.Perspecitive, this.winGLCanvas1.Width, this.winGLCanvas1.Height);
this.scene = new Scene(camera)
;
string folder = System.Windows.Forms.Application.StartupPath;
string objFilename = System.IO.Path.Combine(folder, "nanosuit.obj_");
var parser = new ObjVNFParser(false);
ObjVNFResult result = parser.Parse(objFilename);
if (result.Error != null)
{
MessageBox.Show(result.Error.ToString());
}
else
{
var light = new CSharpGL.DirectionalLight(new vec3(1, 1, 1));
var model = new ObjVNF(result.Mesh);
this.node = DirectionalLightNode.Create(light, model, ObjVNF.strPosition, ObjVNF.strNormal, model.GetSize());
float max = node.ModelSize.max();
this.node.Scale *= 16.0f / max;
this.lightNode = LightPostionNode.Create();
lightNode.SetLight(light);
lightNode.WorldPosition = new vec3(1, 1, 1) * 4;
var groupNode = new GroupNode(node, lightNode);
this.scene.RootElement = groupNode;
(new FormProperyGrid(groupNode)).Show();
}
var list = new ActionList();
var transformAction = new TransformAction(scene);
list.Add(transformAction);
var renderAction = new RenderAction(scene);
list.Add(renderAction);
this.actionList = list;
var manipulater = new FirstPerspectiveManipulater();
manipulater.Bind(camera, this.winGLCanvas1);
}
/// <summary>
///
/// </summary>
/// <param name="model"></param>
/// <param name="position"></param>
/// <param name="normal"></param>
/// <param name="size"></param>
/// <returns></returns>
public static DirectionalLightNode Create(CSharpGL.DirectionalLight light, IBufferSource model, string position, string normal, vec3 size)
{
var vs = new VertexShader(directionalLightVert, vPosition, vNormal);
var fs = new FragmentShader(directionalLightFrag);
var provider = new ShaderArray(vs, fs);
var map = new AttributeMap();
map.Add(vPosition, position);
map.Add(vNormal, normal);
var builder = new RenderUnitBuilder(provider, map);
var node = new DirectionalLightNode(model, position, builder);
node.Light = light;
node.ModelSize = size;
node.Children.Add(new LegacyBoundingBoxNode(size));
node.Initialize();
return(node);
}
public void SetLight(CSharpGL.DirectionalLight light)
{
this.light = light;
}
