public Model(string path, string meshName, GameObject parent = null) : base("mesh", parent)
{
var asset = AssetLoader.UseElement(path + meshName);
if (asset != null)
{
Model model = asset as Model;
Console.WriteLine("Loading model from table");
if (model != null)
{
meshes = model.meshes;
shader = model.shader;
this.meshName = meshName;
this.path = path;
}
}
else
{
this.path = path;
this.meshName = meshName;
var context = new AssimpContext();
shader = new Shader("Assets/Shaders/mesh.glsl");
shader.Use();
shader.SetMatrix4("model", Matrix4.Identity);
shader.SetMatrix4("view", ref Camera.main.view);
shader.SetMatrix4("projection", ref Camera.main.projection);
shader.SetVector3("lightColor", LevelManager.activeScene.GetSceneColor());
shader.SetVector3("light.lightPos", LevelManager.activeScene.lightSources[0].Parent.getMatrix4X4().Translation);
meshes = new List <Mesh>();
var scene = context.ImportFile(path + meshName,
PostProcessSteps.Triangulate | PostProcessSteps.FlipUVs | PostProcessSteps.GenerateNormals);
if (scene != null)
{
ProcessNode(scene.RootNode, scene);
scene.Clear();
}
AssetLoader.AddElement(path + meshName, this);
Console.WriteLine(meshName + " has " + meshes.Count);
}
}
public Shader(string path)
{
var asset = AssetLoader.UseElement(path);
if (asset != null)
{
Shader shader = (Shader)asset;
ProgramId = shader.ProgramId;
this.path = path;
}
else
{
this.path = path;
string fragmentShader, vertexShader;
ProgramId = GL.CreateProgram();
ParseShader(path, out vertexShader, out fragmentShader);
int fs = CompileShader(fragmentShader, ShaderType.FragmentShader);
int vs = CompileShader(vertexShader, ShaderType.VertexShader);
GL.AttachShader(ProgramId, fs);
GL.AttachShader(ProgramId, vs);
GL.LinkProgram(ProgramId);
GL.ValidateProgram(ProgramId);
//clean intermediates
GL.DeleteShader(vs);
GL.DeleteShader(fs);
AssetLoader.AddElement(path, this);
}
}
