Upload files to "src"

src/rewrite.c

@@ -0,0 +1,111 @@
+#include "tetris.h"
+
+// initalize sdl
+void sdlGameInit(GameInit *game){
+	
+	// ensure sdl loads flags
+	if(!SDL_Init(SDL_FLAGS)){
+		safeError("error in sdl init\n");
+	}
+
+	// create window and check if it exists
+	game->window = SDL_CreateWindow(WindowTitle, width, height, 0);
+	if(!game->window){
+		safeError("error in creating window\n");
+	}
+
+	// create the renderer and check if it exits
+	game->renderer = SDL_CreateRenderer(game->window, NULL);
+	if(!game->renderer){
+		safeError("error in creating renderer\n");
+	}
+
+}
+
+// clean up and removal
+void sdlGameFree(GameInit **gameInit){
+	
+	// check to see if the pointer to gameinit exists
+	if(!*gameInit){
+		safeError("null pointer where value is expected\n");
+	}
+
+	// set the pointer for game from gameinit
+	GameInit *game = *gameInit;
+	
+	// kill prosseses
+	if(game->window){
+		SDL_DestroyWindow(game->window);
+		game->window = NULL;
+	}
+
+	if(game->renderer){
+		SDL_DestroyRenderer(game->renderer);
+		game->renderer = NULL;
+	}
+	
+	// quit the renderer and clean up pointers
+	SDL_Quit();
+	free(game);
+	game = NULL;
+	*gameInit = NULL;
+}
+
+// create game context
+void gameCreateContext(GameInit **gameInit){
+	
+	*gameInit = calloc(1, sizeof(gameInit));
+	if(*gameInit == NULL){
+		safeError("failed to allocate pointer\n");
+	}
+	GameInit *game = *gameInit;
+	sdlGameInit(game);
+
+	game->isRunning = true;
+
+}
+
+// the code for drawing shit to the screen
+void gameDrawContext(GameInit *game){
+	SDL_RenderClear(game->renderer);
+	SDL_RenderPresent(game->renderer);
+	SDL_Delay(16);
+}
+
+// get events from the game
+void gameEventCheck(GameInit *game){
+	while(SDL_PollEvent(&game->event)){
+		switch(game->event.type){
+
+			case SDL_EVENT_QUIT:
+				game->isRunning = false;
+				break;
+
+			default:
+				break;
+		}
+	}
+}
+
+// game loop handle logic and frames 
+void gameLoop(GameInit *game){
+	while(game->isRunning){
+
+		gameEventCheck(game);
+		gameDrawContext(game);
+	}
+}
+
+
+// entry point and declerations
+int main(void){
+	GameInit *gamePoint = NULL;
+
+	gameCreateContext(&gamePoint);
+	gameLoop(gamePoint);
+	
+	sdlGameFree(&gamePoint);
+	
+	return 0;
+
+}