leaks, leaks everywhere

main.cpp

@@ -57,7 +57,7 @@ int main()
 		std::string filename3 = "ray_tracing_shading.png";
 		scene.render(width, height, 1080, 1080, nb_shapes, (char *) filename.c_str(),2,false);
 		scene.render(width, height, 1080, 1080, nb_shapes, (char *) filename2.c_str(),6,false);
-		scene.render(width, height, 1080, 1080, nb_shapes, (char *) filename3.c_str(),6,true);
+		scene.render(width, height, 1080, 1080, nb_shapes, (char *) filename3.c_str(),4,true);
 		std::cout << "Image sauvegardée" << std::endl;
 
 		//----------LIBERATION DE LA MEMOIRE----------

scene.cpp

@@ -93,6 +93,7 @@ void Scene::render(int width, int height, int nb_pixel_row, int nb_pixel_col, in
 	Vector3f N;
 
 
+
 	for (int i=nb_pixel_col-1; i>=0; i--) //on remplit l'image par le bas à droite
 	{
 		for (int j=0; j<nb_pixel_row; j++)
@@ -181,18 +182,29 @@ void Scene::render(int width, int height, int nb_pixel_row, int nb_pixel_col, in
 					}
 				}
 			}
+
+			for (int r=0; r<ref_max;r++)
+				delete[] ray[r];	
 		}
 
+
 		png_write_row(png_ptr, row);
 
-		for (int r=0; r<ref_max;r++)
-			delete[] ray[r];
 	}
 
+	
+	png_free(png_ptr,row);
+
 	png_write_end(png_ptr, NULL);
 
+	png_destroy_write_struct(&png_ptr, &info_ptr);
+
+	
+
 
 	fclose(f);
+
+	f=NULL;
 }
 
 
@@ -243,6 +255,7 @@ void Scene::reflected_rays(Ray3f **ray, int nb_shapes, int ref_max,  float* shin
 
 	for(int r=0;r<(ref_max-1);r++)
 	{
+		Ray3f current_Ray=Ray3f(Vector3f(0,0,0),Vector3f(0,0,0));
 		min_dist=1000;
 		for (int k=0; k<nb_shapes; k++)
 		{
@@ -257,13 +270,14 @@ void Scene::reflected_rays(Ray3f **ray, int nb_shapes, int ref_max,  float* shin
 				{
 					min_dist = hit_dist;
 
-					ray[r+1] = new Ray3f(reflected);
+					current_Ray =Ray3f(reflected);
 
 					shine[r] = shapes_[k]->matter().shiness();
 	
 				}
 			}
 		}
+		ray[r+1] =new Ray3f(current_Ray);
 	}
 }