Started with Camera class

source.txt

@@ -0,0 +1,9 @@
+Book
+~~~~
+
+Michael Dawson - Beginning C++ Through Game Programming, Third Edition - 2010
+
+Video
+~~~~
+
+https://www.youtube.com/user/geraldmcalister/videos

src/camera.cpp

@@ -0,0 +1,21 @@
+#include "camera.h"
+
+Camera::Camera()
+{
+
+}
+
+Camera::~Camera()
+{
+
+}
+
+void Camera::SetNewView(sf::RenderWindow *window) {
+    this->view = sf::View(sf::FloatRect(0, 0, 1280, 720));
+    window->setView(view);
+}
+
+void Camera::MoveCamera(sf::RenderWindow *window, sf::Vector2f move) {
+    this->view.move(move.x, move.y);
+    window->setView(view);
+}

src/camera.h

@@ -0,0 +1,19 @@
+#ifndef CAMERA_H
+#define CAMERA_H
+
+#include <SFML/Graphics.hpp>
+
+class Camera
+{
+public:
+    Camera();
+    ~Camera();
+    void SetNewView(sf::RenderWindow *window);
+    void MoveCamera(sf::RenderWindow *window, sf::Vector2f move);
+
+private:
+    //sf::Vector2f position;
+    sf::View view;
+};
+
+#endif // CAMERA_H

src/main.cpp

@@ -16,6 +16,8 @@ int main()
     settings.antialiasingLevel = 16;
 
     sf::RenderWindow window(sf::VideoMode(1280, 720), gameName, windowStyle, settings);
+    window.clear(sf::Color(0, 0, 0));
+    window.display();
     //window.setVerticalSyncEnabled(true);
     window.setFramerateLimit(60);
 

src/map.cpp

@@ -31,3 +31,37 @@ void Map::Render(sf::RenderWindow* window) {
         }
     }
 }
+
+//void drawMap(sf::RenderWindow* window)
+//{
+//	sf::Sprite tile;
+//	int itr = 0;
+//	int location;
+//	int maxWidth = nearbyint((view.getCenter().x + view.getSize().x / 2) / map->tileSet->tileWidth) + 1;
+//	int minWidth = nearbyint((view.getCenter().x - view.getSize().x / 2) / map->tileSet->tileWidth) - 1;
+//	int maxHeight = nearbyint((view.getCenter().y + view.getSize().y / 2) / map->tileSet->tileHeight) + 1;
+//	int minHeight = nearbyint((view.getCenter().y - view.getSize().y / 2) / map->tileSet->tileHeight) - 1;
+
+//	for (int y = minHeight; y < maxHeight; y++)
+//	{
+//		if (y < 0)
+//		{
+//			y = 0;
+//		}
+//		for (int x = minWidth; x < maxWidth; x++)
+//		{
+//			if (x < 0)
+//			{
+//				x = 0;
+//			}
+//			location = map->data[y][x];
+//			if (location != 0)
+//			{
+//				tile.setTexture(*map->tileSet->data[location]);
+//				tile.setPosition(sf::Vector2f(x * map->tileSet->tileWidth, y * map->tileSet->tileHeight));
+//				window->draw(tile);
+//			}
+//			itr++;
+//		}
+//	}
+//}

src/mapload.cpp

@@ -56,6 +56,7 @@ void MapLoad::Parser(std::string* content, Map* map) {
     tileSheetLocation.replace(0, 2, "data");
     sf::Image tileSheet;
     tileSheet.loadFromFile(tileSheetLocation);
+    tileSheet.createMaskFromColor(sf::Color::White);
     for(int y = 0; y < height; y++) {
         for(int x = 0; x < width; x++) {
             sf::Texture* texture = new sf::Texture();

src/rpg.pro

@@ -21,7 +21,8 @@ SOURCES += main.cpp \
     inputmanager.cpp \
     state/maingame.cpp \
     mapload.cpp \
-    map.cpp
+    map.cpp \
+    camera.cpp
 
 HEADERS += \
     inputmanager.h \
@@ -30,4 +31,5 @@ HEADERS += \
     gamestate.h \
     state/maingame.h \
     mapload.h \
-    map.h
+    map.h \
+    camera.h

src/state/maingame.cpp

@@ -18,6 +18,9 @@ void MainGame::Initialize(sf::RenderWindow* window) {
     this->map = new Map();
     MapLoad mapLoad;
     mapLoad.Load(this->map, "data/map/level1.json");
+
+    this->camera = new Camera();
+    this->camera->SetNewView(window);
 }
 
 void MainGame::Update(sf::RenderWindow* window) {
@@ -27,27 +30,49 @@ void MainGame::Update(sf::RenderWindow* window) {
     if(inputManager.IsPressed(InputManager::Left)) {
         std::cout << "LEFT" << std::endl;
 
-        this->entityManager->Get("test0")->velocity.x = -1;
+        this->entityManager->Get("test0")->velocity.x = -1.5;
+        this->camera->MoveCamera(window, sf::Vector2f(-1.5, 0));
     }
 
     if(inputManager.IsPressed(InputManager::Right)) {
         std::cout << "RIGHT" << std::endl;
 
-        this->entityManager->Get("test0")->velocity.x = 1;
-    }
-
-    if(inputManager.IsPressed(InputManager::Down)) {
-        std::cout << "DOWN" << std::endl;
-
-        this->entityManager->Get("test0")->velocity.y = 1;
+        this->entityManager->Get("test0")->velocity.x = 1.5;
+        this->camera->MoveCamera(window, sf::Vector2f(1.5, 0));
     }
 
     if(inputManager.IsPressed(InputManager::Up)) {
         std::cout << "UP" << std::endl;
 
-        this->entityManager->Get("test0")->velocity.y = -1;
+        this->entityManager->Get("test0")->velocity.y = -1.5;
+        this->camera->MoveCamera(window, sf::Vector2f(0, -1.5));
     }
 
+    if(inputManager.IsPressed(InputManager::Down)) {
+        std::cout << "DOWN" << std::endl;
+
+        this->entityManager->Get("test0")->velocity.y = 1.5;
+        this->camera->MoveCamera(window, sf::Vector2f(0, 1.5));
+    }
+
+    if(inputManager.IsPressed(InputManager::Up)
+    && inputManager.IsPressed(InputManager::Down)) {
+        this->entityManager->Get("test0")->velocity.x = 0;
+        this->entityManager->Get("test0")->velocity.y = 0;
+    }
+
+    if(inputManager.IsPressed(InputManager::Left)
+    && inputManager.IsPressed(InputManager::Right)) {
+        this->entityManager->Get("test0")->velocity.x = 0;
+        this->entityManager->Get("test0")->velocity.y = 0;
+    }
+
+//    if(inputManager.IsPressed(InputManager::Up)
+//    && inputManager.IsPressed(InputManager::Right)) {
+//        this->entityManager->Get("test0")->velocity.y = -1.125;
+//        this->entityManager->Get("test0")->velocity.x = 1.125;
+//    }
+
     this->entityManager->Update();
 
     if(inputManager.IsPressed(InputManager::LoadMap)) {

src/state/maingame.h

@@ -7,6 +7,7 @@
 #include "entitymanager.h"
 #include "inputmanager.h"
 #include "mapload.h"
+#include "camera.h"
 
 class MainGame : public GameState
 {
@@ -19,6 +20,7 @@ public:
 private:
     EntityManager* entityManager;
     Map* map;
+    Camera* camera;
 };
 
 #endif // MAINGAME_H