WebSVN – gelsvn – Diff – /trunk/apps/OBJViewer/objview.cpp

 	QuatTrackBall* ball;
 	int spin_timer = 20;
 	void spin(int x);
 	int main_window;
 	TriMesh mesh;
+  bool brute_wire = false;
+  bool do_textures = true;
+  vector<bool> has_texture;
 	bool load_image_into_texture(const std::string& name, GLuint& id)
+	{
 		unsigned char* image = 0;
 		unsigned int bpp = 0;
 		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
 		return true;
+	}
-	void enable_textures(TriMesh& tm)
+	void load_textures(TriMesh& tm)
+	{
+    has_texture.resize(tm.materials.size());
 		for(unsigned int i=0;i<tm.materials.size(); ++i)
+		{
 			Material& mat = tm.materials[i];
 			if(mat.tex_name != "")
+			{
 				string name = mat.tex_path + mat.tex_name;
 				GLuint tex_id;
 				if(load_image_into_texture(name, tex_id))
+        {
 					mat.tex_id = tex_id;
+          has_texture[i] = true;
+        }
+			}
+		}
+	}
+  void enable_textures(TriMesh& tm)
+	{
+		for(unsigned int i=0;i<has_texture.size(); ++i)
+			tm.materials[i].has_texture = has_texture[i];
+	}
+  void disable_textures(TriMesh& tm)
+	{
+		for(unsigned int i=0;i<has_texture.size(); ++i)
+			tm.materials[i].has_texture = false;
+	}
 	void toggle_wire()
+	{
 		static bool wire= false;
 		static string shader_path = "/Users/jab/SrcTree/Appsrc/wireframepaper/";
 		static GLhandleARB prog_P0;
-		wire = !wire;
+    wire = !wire;
 		static bool washere = false;
 		if(!washere)
+		{
+      if(!GLEW_EXT_geometry_shader4)
+      {
+        brute_wire = !brute_wire;
+        redo_display_list = true;
+        return;
+      }
-			washere = true;
+      washere = true;
 			// Create s	haders directly from file
 			GLuint vs = create_glsl_shader(GL_VERTEX_SHADER, shader_path, "tri.vert");
 			GLuint gs = create_glsl_shader(GL_GEOMETRY_SHADER_EXT, shader_path, "tri.geom");
 			GLuint fs = create_glsl_shader(GL_FRAGMENT_SHADER, shader_path, "tri.frag");
 		wp = Vec3f(ox,oy,oz);
 		return true;
+	}
+  void mouse_motion(int x, int y)
+  {
+      ball->roll_ball(Vec2i(x,y));
+  }
+  void mouse(int btn, int state, int x, int y)
+  {
+	  if(state == GLUT_DOWN)
+	  {
+		  if(btn == GLUT_LEFT_BUTTON)
+			  ball->grab_ball(ROTATE_ACTION, Vec2i(x,y));
+		  else if(btn == GLUT_MIDDLE_BUTTON)
+			  ball->grab_ball(ZOOM_ACTION, Vec2i(x, y));
+		  else if(btn == GLUT_RIGHT_BUTTON)
+			  ball->grab_ball(PAN_ACTION, Vec2i(x, y));
+	  }
+	  else if(state == GLUT_UP)
+		  ball->release_ball();
+  }
-void mouse_motion(int x, int y)
-{
-    ball->roll_ball(Vec2i(x,y));
-}
-void mouse(int btn, int state, int x, int y)
-{
-	if(state == GLUT_DOWN)
-	{
-		if(btn == GLUT_LEFT_BUTTON)
-			ball->grab_ball(ROTATE_ACTION, Vec2i(x,y));
-		else if(btn == GLUT_MIDDLE_BUTTON)
-			ball->grab_ball(ZOOM_ACTION, Vec2i(x, y));
-		else if(btn == GLUT_RIGHT_BUTTON)
-			ball->grab_ball(PAN_ACTION, Vec2i(x, y));
-	}
-	else if(state == GLUT_UP)
-		ball->release_ball();
-}
-void spin(int x)
+  void spin(int x)
-{
+  {
-	ball->do_spin();
+	  ball->do_spin();
-	glutTimerFunc(spin_timer, spin, 0);
+	  glutTimerFunc(spin_timer, spin, 0);
-	glutPostRedisplay();
+	  glutPostRedisplay();
-}
+  }
-void display()
+  void display()
-{
+  {
-	static unsigned int l;
+	  static unsigned int l;
-    if(redo_display_list)
+      if(redo_display_list)
-    {
+      {
-        cout << "Creating display list" << endl;
+          cout << "Creating display list" << endl;
-        l = glGenLists(1);
+          l = glGenLists(1);
-        glNewList(l, GL_COMPILE);
+          glNewList(l, GL_COMPILE);
-        draw(mesh, per_vertex_normals);
+          draw(mesh, per_vertex_normals, brute_wire);
-        glEndList();
+          glEndList();
-        redo_display_list = false;
+          redo_display_list = false;
-		glutTimerFunc(spin_timer, spin, 0);
+		  glutTimerFunc(spin_timer, spin, 0);
-	}
+	  }
-    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+      glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
-    glLoadIdentity();
+      glLoadIdentity();
-    ball->set_gl_modelview();
+      ball->set_gl_modelview();
-    glCallList(l);
+      glCallList(l);
-    glutSwapBuffers();
+      glutSwapBuffers();
-}
+  }
-void keyboard(unsigned char key, int x, int y)
+  void keyboard(unsigned char key, int x, int y)
-{
+  {
-    switch(key)
+      switch(key)
-    {
+      {
-		case '\033': exit(0); break;
+		  case '\033': exit(0);
-		case 'w': toggle_wire(); break;
+		  case 'w': toggle_wire(); break;
-		case 'f': per_vertex_normals = !per_vertex_normals; redo_display_list = true; break;
+		  case 'f': per_vertex_normals = !per_vertex_normals; redo_display_list = true; break;
+      case 't':
+        do_textures = !do_textures;
+        if(do_textures)
+          enable_textures(mesh);
+        else
+          disable_textures(mesh);
+        redo_display_list = true;
+        break;
-    }
+      }
-}
+  }
+}
 int main(int argc, char** argv)
+{
     // GLUT INIT
     glutKeyboardFunc(keyboard);
     glutMotionFunc(mouse_motion);
     glutMouseFunc(mouse);
     //glutIdleFunc(idle);
-	glewInit();
+	  glewInit();
     // GL INIT
     glClearColor(.8f, 0.9f, 1.0f, 0.f);
     glEnable(GL_DEPTH_TEST);
     glEnable(GL_LIGHTING);
 	else
+	{
 		cout << "Either the format was unrecognized or the file did not have the appropriate extension" << endl;
 		exit(0);
+	}
-    enable_textures(mesh);
+    load_textures(mesh);
-    if(!mesh.has_normals())
+    if(!do_textures)
+      disable_textures(mesh);
+    if(!mesh.has_normals() || (argc > 2 && !strcmp(argv[2], "-n")))
+    {
         cout << "Computing normals" << endl;
         mesh.compute_normals();
+    }

Subversion Repositories gelsvn

(root)/trunk/apps/OBJViewer/objview.cpp – Rev 365 → 368