First commit

.gitignore

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+/rust-version/
+/main

Makefile

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+#OBJS specifies which files to compile as part of the project
+OBJS = main.cpp
+
+#CC specifies which compiler we're using
+CC = g++
+
+#COMPILER_FLAGS specifies the additional compilation options we're using
+# -w suppresses all warnings
+COMPILER_FLAGS = -w
+
+#LINKER_FLAGS specifies the libraries we're linking against
+LINKER_FLAGS = -lSDL2 -lSDL2_image
+
+#OBJ_NAME specifies the name of our exectuable
+OBJ_NAME = main
+
+run: all
+	./$(OBJ_NAME)
+
+#This is the target that compiles our executable
+all : $(OBJS)
+	$(CC) $(OBJS) $(COMPILER_FLAGS) $(LINKER_FLAGS) -o $(OBJ_NAME)

main.cpp

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+#include <SDL2/SDL.h>
+#include <SDL2/SDL_events.h>
+#include <SDL2/SDL_image.h>
+#include <SDL2/SDL_render.h>
+#include <stdio.h>
+#include <iostream>
+
+using namespace std;
+
+//Screen dimension constants
+const int SCREEN_WIDTH = 1024;
+const int SCREEN_HEIGHT = 768;
+
+enum KeyPressSurfaces
+{
+    KEY_PRESS_SURFACE_DEFAULT,
+    KEY_PRESS_SURFACE_UP,
+    KEY_PRESS_SURFACE_DOWN,
+    KEY_PRESS_SURFACE_LEFT,
+    KEY_PRESS_SURFACE_RIGHT,
+    KEY_PRESS_SURFACE_TOTAL
+};
+
+int main(int argc, char *argv[]) {
+    SDL_Window* window = NULL;
+
+    if (SDL_Init(SDL_INIT_EVERYTHING) < 0) {
+        printf("error initializing SDL: %s\n", SDL_GetError());
+        return 1;
+    }
+
+    window = SDL_CreateWindow( "SDL Tutorial",
+                               SDL_WINDOWPOS_UNDEFINED,
+                               SDL_WINDOWPOS_UNDEFINED,
+                               SCREEN_WIDTH,
+                               SCREEN_HEIGHT,
+                               SDL_WINDOW_SHOWN );
+    if (window == NULL) {
+        printf( "Window could not be created! SDL_Error: %s\n", SDL_GetError() );
+        return 1;
+    }
+
+    SDL_Renderer* renderer =
+        SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED);
+
+
+    SDL_Surface* imageSurface = IMG_Load("font.png");
+    if (imageSurface == NULL) {
+        cout << "Could not find spritesheet" << endl;
+        return 1;
+    }
+
+    // SDL_Surface* screenSurface = NULL;
+    // //Get window surface
+    // screenSurface = SDL_GetWindowSurface( window );
+
+    //Fill the surface white
+    // auto rgbMap = SDL_MapRGB( screenSurface->format, 0x82, 0xA3, 0xFF);
+
+    int test = 0;
+    SDL_Event e;
+    bool quit = false;
+    int keyPressed = -1;
+    while (quit == false) {
+        while (SDL_PollEvent( &e)) {
+            if (e.type == SDL_QUIT) {
+                quit = true;
+            }
+            else if (e.type == SDL_KEYDOWN) {
+                char key = e.key.keysym.sym;
+                if (key >= (char)'!' || key <= (char)'~') {
+                    keyPressed = key;
+                }
+                // switch (e.key.keysym.sym) {
+                //     case SDLK_
+                // }
+            }
+        }
+
+        // SDL_FillRect( screenSurface, NULL, rgbMap);
+
+        SDL_Rect srcrect;
+        SDL_Rect dstrect;
+
+
+        if (keyPressed > 0) {
+            srcrect.x = (keyPressed % 16) * 70;
+            srcrect.y = (keyPressed / 16) * 80;
+        } else {
+            srcrect.x = 0;
+            srcrect.y = 0;
+        }
+
+        srcrect.w = 80;
+        srcrect.h = 80;
+
+        dstrect.x = SCREEN_WIDTH/2 - 40;
+        dstrect.y = SCREEN_HEIGHT/2 - 40;
+        dstrect.w = 10;
+        dstrect.h = 10;
+
+        // SDL_BlitSurface(imageSurface, &srcrect, screenSurface, &dstrect);
+
+        //Update the surface
+        // SDL_UpdateWindowSurface( window );
+
+        SDL_SetRenderDrawColor(renderer, 130, 163, 255, 1);
+        SDL_RenderClear(renderer);
+
+        SDL_RenderPresent(renderer);
+    }
+
+    
+    //Hack to get window to stay up
+    // SDL_FreeSurface(screenSurface);
+    SDL_FreeSurface(imageSurface);
+    SDL_DestroyWindow( window );
+
+    //Quit SDL subsystems
+    SDL_Quit();
+    return 0;
+}