Remove ball (meshes must be loaded from file)

CMakeLists.txt

@@ -30,7 +30,7 @@ set_property(SOURCE scripting/couch.i PROPERTY CPLUSPLUS ON)
 swig_add_library(couchlua
   TYPE STATIC
   LANGUAGE lua
-  SOURCES scripting/couch.i)
+  SOURCES scripting/couch.i scripting/lua/helpers.i)
 target_link_libraries(couchlua ${LUA_LIBRARIES})
 target_link_libraries(couch couchlua)
 

core/Ball.cpp

@@ -1,39 +0,0 @@
-#include "Ball.h"
-
-Ball::Ball() {
-  IndexList indices;
-  VertexList vertices;
-  // It's a cube really
-  // Front
-  vertices.push_back(Vertex(1.0f, 1.0f, 1.0f, 0.0f, 1.0f));
-  vertices.push_back(Vertex(1.0f, -1.0f, 1.0f, 0.0f, 0.0f));
-  vertices.push_back(Vertex(-1.0f, 1.0f, 1.0f, 1.0f, 1.0f));
-  vertices.push_back(Vertex(-1.0f, -1.0f, 1.0f, 1.0f, 0.0f));
-  // Back
-  vertices.push_back(Vertex(1.0f, 1.0f, -1.0f, 0.0f, 0.0f));
-  vertices.push_back(Vertex(1.0f, -1.0f, -1.0f, 0.0f, 1.0f));
-  vertices.push_back(Vertex(-1.0f, 1.0f, -1.0f, 1.0f, 0.0f));
-  vertices.push_back(Vertex(-1.0f, -1.0f, -1.0f, 1.0f, 1.0f));
-
-  //Front
-  indices.push_back(Index(0, 1, 2));
-  indices.push_back(Index(1, 2, 3));
-  //Back
-  indices.push_back(Index(4, 5, 6));
-  indices.push_back(Index(5, 6, 7));
-  // Top
-  indices.push_back(Index(0, 4, 6));
-  indices.push_back(Index(0, 2, 6));
-  // Bottom
-  indices.push_back(Index(1, 3, 7));
-  indices.push_back(Index(1, 5, 7));
-  // Left side
-  indices.push_back(Index(0, 1, 5));
-  indices.push_back(Index(0, 4, 5));
-  // Right side
-  indices.push_back(Index(2, 3, 7));
-  indices.push_back(Index(2, 6, 7));
-
-  submeshes.push_back(new SubMesh(vertices, indices));
-}
-

core/Ball.h

@@ -1,11 +0,0 @@
-#ifndef BALL_H
-#define BALL_H
-
-#include "Mesh.h"
-
-class Ball : public Mesh {
-public:
-  Ball();
-};
-
-#endif /* BALL_H */

core/Mesh.cpp

@@ -80,6 +80,8 @@ Mesh* Mesh::FromFile(const char *filename) {
     my_mesh->submeshes.push_back(aiMesh2SubMesh(mesh_to_import));
   }
 
+  my_mesh->SetupMesh();
+
   return my_mesh;
 }
 

core/Mesh.h

@@ -25,10 +25,11 @@ public:
   VertexList vertices;
   IndexList indices;
   Material material;
-  void SetupSubMesh();
   void Draw(Shader *shader);
 private:
   Id VAO, VBO, EBO;
+  void SetupSubMesh();
+  friend class Mesh;  
 };
 
 typedef std::vector<SubMesh*> SubMeshList;
@@ -41,9 +42,9 @@ public:
   static Mesh *FromFile(const char *filename);
   virtual bool IsDrawable() const {return true;}
   virtual void Draw(Shader *shader);
-  virtual void SetupMesh();
 protected:
   SubMeshList submeshes;
+  virtual void SetupMesh();
 private:
   static SubMesh *aiMesh2SubMesh(aiMesh *mesh);
 };

core/couch.cpp

@@ -13,10 +13,10 @@
 
 #include "Screen.h"
 
-#include "Ball.h"
 #include "Camera.h"
 #include "Input.h"
 #include "Node.h"
+#include "Mesh.h"
 #include "Scripting/Lua.h"
 
 // Thirdparty Includes

demo/main.lua

@@ -29,15 +29,15 @@ function init()
    camera = couch.Camera()
    camera:MakeCurrent()
    camera.transform:Translate(0.0, 0.0, 10.0)
-   ball = couch.Ball()
-   ball:SetupMesh()
+   
+   ball = couch.Mesh.FromFile("cube.glb")
    material = couch.Material()
    material.color = RED
    material.usesColor = true
    ball:SetMaterial(0, material)
    couch.Node.GetRoot().children:Append(ball)
-   ball1 = couch.Ball()
-   ball1:SetupMesh()
+   
+   ball1 = couch.Mesh.FromFile("cube.glb")
    material = couch.Material()
    material.tex = couch.Texture.FromFile("container.png")
    material.usesTex = true
@@ -46,25 +46,11 @@ function init()
 
    ball1.transform:Translate(0.0, 3.0, 0.0)
 
-   trough = couch.Mesh.FromFile("trough.glb")
-   trough:SetupMesh()
-   material = couch.Material()
-   material.tex = couch.Texture.FromFile("wood_lowres.png")
-   material.usesTex = true
-   trough:SetMaterial(0, material)
+   trough = couch.TexturedMesh("trough.glb", "wood_lowres.png")
    couch.Node.GetRoot().children:Append(trough)
    trough.transform:Translate(10.0, 0.0, 0.0)
 
-   scaffold = couch.Mesh.FromFile("scaffold.glb")
-   scaffold:SetupMesh()
-   material = couch.Material()
-   material.tex = couch.Texture.FromFile("grate_floor_lowres.png")
-   material.usesTex = true
-   scaffold:SetMaterial(0, material)
-   material = couch.Material()
-   material.tex = couch.Texture.FromFile("railing.png")
-   material.usesTex = true
-   scaffold:SetMaterial(1, material)
+   scaffold = couch.TexturedMesh("scaffold.glb", "grate_floor_lowres.png", "railing.png")
    couch.Node.GetRoot().children:Append(scaffold)
    scaffold.transform:Translate(-10.0, 0.0, 0.0)
 end

scripting/couch.i

@@ -1,6 +1,9 @@
 %module couch
 
 %include "typemaps.i"
+#ifdef SWIGLUA
+%include "lua/helpers.i"
+#endif // SWIGLUA
 
 %{
 #include "types.h"
@@ -8,7 +11,6 @@
 #include "Transform.h"
 #include "Spatial.h"
 #include "Mesh.h"
-#include "Ball.h"
 #include "Material.h"
 #include "Camera.h"
 %}
@@ -38,7 +40,6 @@ public:
 %include "Node.h"
 %include "Spatial.h"
 %include "Mesh.h"
-%include "Ball.h"
 %include "Transform.h"
 %include "Material.h"
 %include "Camera.h"

scripting/lua/helpers.i

@@ -0,0 +1,19 @@
+%module helpers
+
+%luacode {
+function couch.TexturedMesh(meshfile, ...)
+   local mesh = couch.Mesh.FromFile(meshfile)
+   for i, texturefile in ipairs({...}) do
+      local material = couch.Material()
+      material.usesTex = true
+      material.tex = couch.Texture.FromFile(texturefile)
+      mesh:SetMaterial(i - 1, material)
+   end
+   return mesh
+end
+
+} // luacode
+
+// Local Variables:
+// mode: poly-swig
+// End: