public static PBRNode Create(IBufferSource model, vec3 size, string position, string texCoord, string normal)
{
//var model = new NormalMappingModel();
var vs = new VertexShader(vertexCode);
var fs = new FragmentShader(fragmentCode);
var array = new ShaderArray(vs, fs);
var map = new AttributeMap();
map.Add("aPos", position);
map.Add("aTexCoords", texCoord);
map.Add("aNormal", normal);
//map.Add("inTangent", tangent);
var builder = new RenderMethodBuilder(array, map);
var node = new PBRNode(model, builder);
node.ModelSize = size;
node.Initialize();
return(node);
}
private void FormMain_Load(object sender, EventArgs e)
{
var position = new vec3(-0.2f, 0, 1) * 14;
var center = new vec3(0, 0, 0);
var up = new vec3(0, 1, 0);
var camera = new Camera(position, center, up, CameraType.Perspective, this.winGLCanvas1.Width, this.winGLCanvas1.Height);
this.scene = new Scene(camera);
var rootNode = new GroupNode();
this.scene.RootNode = rootNode;
Texture albedoMap = GetTexture(@"Textures\albedo.png", 0);
Texture normalMap = GetTexture(@"Textures\normal.png", 1);
Texture metallicMap = GetTexture(@"Textures\metallic.png", 2);
Texture roughnessMap = GetTexture(@"Textures\roughness.png", 3);
Texture aoMap = GetTexture(@"Textures\ao.png", 4);
{
var sphere = new Sphere2(); // Sphere(1, 40, 80);
var filename = Path.Combine(System.Windows.Forms.Application.StartupPath, "sphere2.obj_");
sphere.DumpObjFile(filename, "sphere2");
var parser = new ObjVNFParser(false, true);
ObjVNFResult result = parser.Parse(filename);
if (result.Error != null)
{
Console.WriteLine("Error: {0}", result.Error);
}
else
{
ObjVNFMesh mesh = result.Mesh;
var model = new ObjVNF(mesh);
// render rows*column number of spheres with varying metallic/roughness values scaled by rows and columns respectively
for (int row = 0; row < nrRows; ++row)
{
for (int col = 0; col < nrColumns; ++col)
{
var node = PBRNode.Create(model, model.GetSize(),
ObjVNF.strPosition, ObjVNF.strTexCoord, ObjVNF.strNormal);
node.AlbedoMap = albedoMap;
node.NormalMap = normalMap;
node.MetallicMap = metallicMap;
node.RoughnessMap = roughnessMap;
node.AOMap = aoMap;
node.WorldPosition = new vec3(
(col - (nrColumns / 2)) * spacing,
(row - (nrRows / 2)) * spacing,
0.0f);
rootNode.Children.Add(node);
}
}
}
}
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);
}