Removed Mesh class

src/engine/Camera.java

@@ -1,7 +1,6 @@
 package engine;
 
 import shapes.Line;
-import shapes.Shape;
 import shapes.Vector2;
 
 import java.util.ArrayList;

src/engine/Mesh.java

@@ -1,66 +0,0 @@
-package engine;
-
-import com.mokiat.data.front.parser.*;
-
-import java.io.FileInputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.util.ArrayList;
-import java.util.List;
-
-public class Mesh {
-  private List<Vector3> vertices;
-  private List<Integer> edgeData;
-
-  public Mesh(List<Vector3> vertices, List<Integer> edgeData) {
-    this.vertices = vertices;
-    this.edgeData = edgeData;
-  }
-
-  public Mesh() {
-    this(new ArrayList<>(), new ArrayList<>());
-  }
-
-  public List<Vector3> getVertices() {
-    return vertices;
-  }
-
-  public List<Integer> getEdgeData() {
-    return edgeData;
-  }
-
-  public static Mesh loadFromFile(String filename) {
-    List<Vector3> vertices = new ArrayList<>();
-    List<Integer> edgeData = new ArrayList<>();
-
-    // Open a stream to your OBJ resource
-    try (InputStream in = new FileInputStream(filename)) {
-      // Create an OBJParser and parse the resource
-      final IOBJParser parser = new OBJParser();
-      final OBJModel model = parser.parse(in);
-
-      for (OBJVertex vertex : model.getVertices()) {
-        vertices.add(new Vector3(vertex.x, vertex.y, vertex.z));
-      }
-
-      for (OBJObject object : model.getObjects()) {
-        for (OBJMesh mesh : object.getMeshes()) {
-          for (OBJFace face : mesh.getFaces()) {
-            List<OBJDataReference> references = face.getReferences();
-
-            for (int i = 0; i < references.size(); i++) {
-              edgeData.add(references.get(i).vertexIndex);
-              edgeData.add(references.get((i + 1) % references.size()).vertexIndex);
-            }
-          }
-        }
-      }
-    } catch (IOException e) {
-      e.printStackTrace();
-      System.err.println("Cannot load mesh data from: " + filename);
-      return new Mesh();
-    }
-
-    return new Mesh(vertices, edgeData);
-  }
-}

src/engine/WorldObject.java

@@ -1,17 +1,26 @@
 package engine;
 
+import com.mokiat.data.front.parser.*;
+
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.InputStream;
 import java.util.ArrayList;
 import java.util.List;
 
 public class WorldObject {
-  private Mesh mesh;
+  private List<Vector3> vertices;
+  private List<Integer> edgeData;
   private Vector3 position;
   private Vector3 rotation;
 
   public WorldObject(String filename, Vector3 position, Vector3 rotation) {
-    this.mesh = Mesh.loadFromFile(filename);
+    this.vertices = new ArrayList<>();
+    this.edgeData = new ArrayList<>();
     this.position = position;
     this.rotation = rotation;
+
+    loadFromFile(filename);
   }
 
   public void rotate(Vector3 theta) {
@@ -19,16 +28,43 @@ public class WorldObject {
   }
 
   public List<Vector3> getVertices() {
-    List<Vector3> vertices = new ArrayList<>();
+    List<Vector3> newVertices = new ArrayList<>();
 
-    for (Vector3 vertex : mesh.getVertices()) {
-      vertices.add(vertex.rotate(rotation).add(position));
+    for (Vector3 vertex : vertices) {
+      newVertices.add(vertex.rotate(rotation).add(position));
     }
 
-    return vertices;
+    return newVertices;
   }
 
   public List<Integer> getEdgeData() {
-    return mesh.getEdgeData();
+    return edgeData;
+  }
+
+  private void loadFromFile(String filename) {
+    try (InputStream in = new FileInputStream(filename)) {
+      final IOBJParser parser = new OBJParser();
+      final OBJModel model = parser.parse(in);
+
+      for (OBJVertex vertex : model.getVertices()) {
+        vertices.add(new Vector3(vertex.x, vertex.y, vertex.z));
+      }
+
+      for (OBJObject object : model.getObjects()) {
+        for (OBJMesh mesh : object.getMeshes()) {
+          for (OBJFace face : mesh.getFaces()) {
+            List<OBJDataReference> references = face.getReferences();
+
+            for (int i = 0; i < references.size(); i++) {
+              edgeData.add(references.get(i).vertexIndex);
+              edgeData.add(references.get((i + 1) % references.size()).vertexIndex);
+            }
+          }
+        }
+      }
+    } catch (IOException e) {
+      e.printStackTrace();
+      throw new IllegalArgumentException("Cannot load mesh data from: " + filename);
+    }
   }
 }