initial commit

.gitignore

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+*.dll
+*.exe
+*.o
+*.lnk
+SFML21/
+mingw32/
+
+#################
+## Eclipse
+#################
+
+*.pydevproject
+.project
+.metadata
+bin/
+tmp/
+*.tmp
+*.bak
+*.swp
+*~.nib
+local.properties
+.classpath
+.settings/
+.loadpath
+
+# External tool builders
+.externalToolBuilders/
+
+# Locally stored "Eclipse launch configurations"
+*.launch
+
+# CDT-specific
+.cproject
+
+# PDT-specific
+.buildpath
+
+
+#################
+## Visual Studio
+#################
+
+## Ignore Visual Studio temporary files, build results, and
+## files generated by popular Visual Studio add-ons.
+
+# User-specific files
+*.suo
+*.user
+*.sln.docstates
+
+# Build results
+
+[Dd]ebug/
+[Rr]elease/
+x64/
+build/
+[Bb]in/
+[Oo]bj/
+
+# MSTest test Results
+[Tt]est[Rr]esult*/
+[Bb]uild[Ll]og.*
+
+*_i.c
+*_p.c
+*.ilk
+*.meta
+*.obj
+*.pch
+*.pdb
+*.pgc
+*.pgd
+*.rsp
+*.sbr
+*.tlb
+*.tli
+*.tlh
+*.tmp
+*.tmp_proj
+*.log
+*.vspscc
+*.vssscc
+.builds
+*.pidb
+*.log
+*.scc
+
+# Visual C++ cache files
+ipch/
+*.aps
+*.ncb
+*.opensdf
+*.sdf
+*.cachefile
+
+# Visual Studio profiler
+*.psess
+*.vsp
+*.vspx
+
+# Guidance Automation Toolkit
+*.gpState
+
+# ReSharper is a .NET coding add-in
+_ReSharper*/
+*.[Rr]e[Ss]harper
+
+# TeamCity is a build add-in
+_TeamCity*
+
+# DotCover is a Code Coverage Tool
+*.dotCover
+
+# NCrunch
+*.ncrunch*
+.*crunch*.local.xml
+
+# Installshield output folder
+[Ee]xpress/
+
+# DocProject is a documentation generator add-in
+DocProject/buildhelp/
+DocProject/Help/*.HxT
+DocProject/Help/*.HxC
+DocProject/Help/*.hhc
+DocProject/Help/*.hhk
+DocProject/Help/*.hhp
+DocProject/Help/Html2
+DocProject/Help/html
+
+# Click-Once directory
+publish/
+
+# Publish Web Output
+*.Publish.xml
+*.pubxml
+
+# NuGet Packages Directory
+## TODO: If you have NuGet Package Restore enabled, uncomment the next line
+#packages/
+
+# Windows Azure Build Output
+csx
+*.build.csdef
+
+# Windows Store app package directory
+AppPackages/
+
+# Others
+sql/
+*.Cache
+ClientBin/
+[Ss]tyle[Cc]op.*
+~$*
+*~
+*.dbmdl
+*.[Pp]ublish.xml
+*.pfx
+*.publishsettings
+
+# RIA/Silverlight projects
+Generated_Code/
+
+# Backup & report files from converting an old project file to a newer
+# Visual Studio version. Backup files are not needed, because we have git ;-)
+_UpgradeReport_Files/
+Backup*/
+UpgradeLog*.XML
+UpgradeLog*.htm
+
+# SQL Server files
+App_Data/*.mdf
+App_Data/*.ldf
+
+#############
+## Windows detritus
+#############
+
+# Windows image file caches
+Thumbs.db
+ehthumbs.db
+
+# Folder config file
+Desktop.ini
+
+# Recycle Bin used on file shares
+$RECYCLE.BIN/
+
+# Mac crap
+.DS_Store
+
+
+#############
+## Python
+#############
+
+*.py[co]
+
+# Packages
+*.egg
+*.egg-info
+dist/
+build/
+eggs/
+parts/
+var/
+sdist/
+develop-eggs/
+.installed.cfg
+
+# Installer logs
+pip-log.txt
+
+# Unit test / coverage reports
+.coverage
+.tox
+
+#Translations
+*.mo
+
+#Mr Developer
+.mr.developer.cfg

Makefile

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+CC = g++
+CFLAGS = -O2 -Wall -Wextra -std=c++11
+# to avoid the console window with mingw, add -mwindow
+
+INC = -I "SFML21/include"
+# for Linux
+LDFLAGS = -L "SFML21/lib" -lsfml-system -lsfml-window -lsfml-graphics
+# for Windows using MinGW
+#LDFLAGS = -L "SFML21/lib" -lmingw32 -lsfml-main -lsfml-system -lsfml-window -lsfml-graphics
+
+OBJ = main.o 
+
+game: $(OBJ)
+	$(CC) $(CFLAGS) -o game $(OBJ) $(LDFLAGS)
+
+%.o: %.cpp
+	$(CC) $(INC) $(CFLAGS) -c $<

main.cpp

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+#include <iostream>
+#include <string>
+
+#include <SFML/System.hpp>
+#include <SFML/Window.hpp>
+#include <SFML/Graphics.hpp>
+
+#include "main.hpp"
+
+
+namespace Game {
+    // because we want to create the objects in init(), we use the default constructor, so nothing can go wrong here
+    sf::RenderWindow window{};
+
+    GameState state = GameState::MainMenu;
+
+    bool init() {
+    
+        sf::ContextSettings settings;
+        
+        // set antialising for shapes
+        // this doesnt affect textures
+        // (requires sf::Texture::setSmooth() )
+        settings.antialiasingLevel = 4;
+        
+        window.create(sf::VideoMode(xResolution, yResolution, colorDepth), gameTitle, sf::Style::Default, settings);
+        window.setPosition(sf::Vector2i(0, 0));
+        
+        // hide mouse cursor
+        window.setMouseCursorVisible(false);
+        
+        if(!window.isOpen()) {
+            std::cout << "Unable to open window object. Aborting execution.";
+            return false;
+        }
+        
+        return true;
+    }
+
+    void update() {
+        switch(state) {
+            case GameState::Game:
+                // state = update game with updateTimestep.asSeconds()
+                if(state != GameState::Game) {
+                    // game.uninit();
+                }
+                break;
+                
+            case GameState::MainMenu:
+                // state = update menu
+                if(state == GameState::Game) {
+                    // start a game
+                }
+                break;
+            
+            case GameState::Exit:
+                window.close();
+                break;
+        }
+    }
+
+    void draw(float lagTime) {
+    
+        window.clear(sf::Color::Black);
+        
+        switch(state) {
+            case GameState::Game:
+                // draw game with lagTime
+                break;
+                
+            case GameState::MainMenu:
+                // draw main menu
+                break;
+
+            
+            case GameState::Exit:
+                break;
+        }
+        
+        window.display();
+    }
+
+    void mainloop() {
+    
+        sf::Clock clock;
+        sf::Time previousTime = sf::milliseconds(0);
+        sf::Time lagTime = sf::milliseconds(0);
+        
+        while(window.isOpen()) {
+            sf::Time currentTime = clock.getElapsedTime();
+            sf::Time elapsedTime = currentTime - previousTime;
+            previousTime = currentTime;
+            lagTime += elapsedTime;
+            
+            while (lagTime >= updateTimestep) {
+                update();
+                lagTime -= updateTimestep;
+            }
+            draw(lagTime.asSeconds());
+        }
+    
+    }
+    
+    
+    int run() {
+        if(!init()) return 1;
+        
+        mainloop();
+        
+        return 0;
+    }
+
+}
+
+
+
+int main() {
+    return Game::run();
+}

main.hpp

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+#include <string>
+
+#include <SFML/System.hpp>
+#include <SFML/Window.hpp>
+
+#pragma once
+
+
+namespace Game {
+
+    enum class GameState { Game, MainMenu, Exit };
+    
+    // configuration
+    const int xResolution = 1150;
+    const int yResolution = 750;
+
+    const int colorDepth = 32;
+    const std::string gameTitle = "Proto4";
+    const sf::Time updateTimestep = sf::seconds(0.0004);
+    
+    const float middleX = xResolution / 2;
+    const float middleY = yResolution / 2;
+}