Solved memory leak in renderer..

UberEngine/src/Render/Renderer.cpp

@@ -1,5 +1,8 @@
+#include <iostream>
+
 #include "Renderer.h"
 
+
 //class UE::Game;
 
 int UE::Renderer::RenderInit()
@@ -28,34 +31,46 @@ int UE::Renderer::RenderInit()
 	//SDL_FillRect(screenSurface, NULL, SDL_MapRGB(screenSurface->format, 78, 124, 232));
 	//SDL_UpdateWindowSurface(window);
 	SDL_SetRenderDrawColor(main_Renderer, 0xFF, 0xFF, 0xFF, 0xFF);
+
+
+	//Init layers.
+	for (int i = 0; i < layers; i++)
+	{
+		renderLayers.push_back(std::vector<DrawCall>());
+	}
 }
 
 void UE::Renderer::RenderDraw()
 {
-	std::vector<std::vector<DrawCall>> renderLayers;
-	for (int i = 0; i < 10; i++)
-	{
-		renderLayers.push_back(std::vector<DrawCall>());
-	}
-
+	//Add items to their layer.
 	for (int i = 0; i < renderQueue.size(); i++)
 	{
 		DrawCall item = renderQueue.at(i);
 
-		std::vector<DrawCall>& layer = renderLayers.at(item.layer);
+		//Add item i to layer number i.layer.
+		if (item.layer > layers)
+		{
+			std::cout << "Layer out of range";
+			return;
+		}
+		renderLayers.at(item.layer).push_back(item);
 		
-		layer.push_back(item);
 	}
+	renderQueue.clear();
+
+	//Iterate layers.
 	for (int j = 0; j < renderLayers.size(); j++)
 	{
 		std::vector<DrawCall>& layer = renderLayers.at(j);
+		//Render items from layer j.
 		for (int k = 0; k < layer.size(); k++)
 		{
 			DrawCall item = layer.at(k);
 			SDL_RenderCopy(main_Renderer, item.tx, item.tx_rect, item.pos_rect);
 		}
+		layer.clear();
 	}
-
+	
 }
 
 void UE::Renderer::RenderUpdate()
@@ -67,6 +82,8 @@ void UE::Renderer::RenderUpdate()
 
 void UE::Renderer::RendererClean()
 {
+	renderQueue.empty();
+
 	SDL_DestroyRenderer(main_Renderer);
 	SDL_DestroyWindow(window);
 }

UberEngine/src/Render/Renderer.h

@@ -64,6 +64,10 @@ namespace UE
 		//Almacena todas las "draw calls" para luego ordenar los objetos por layers y dibujarlos.
 		//Se podría sustituir por un std::queue o std::deque si fuera necesario.
 		std::vector<DrawCall> renderQueue;
+		
+		const int layers = 10;
+		std::vector<std::vector<DrawCall>> renderLayers;
+
 
 		const int SCREEN_WIDTH = 640;
 		const int SCREEN_HEIGHT = 480;