init.cpp

#include <SDL.h>
#include <SDL_image.h>
#include <SDL_mixer.h>
#include <stdio.h>
#include <string>
#include <cstdlib>
#include <ctime>
const int SCREEN_WIDTH = 992;
const int SCREEN_HEIGHT = 620;
const int LOSS=30;
const int EAT=30;
const int Total_HP=400;
//The window renderer
SDL_Renderer* gRenderer = NULL;
//The window we'll be rendering to
SDL_Window* gWindow = NULL;
//Starts up SDL and creates window
bool init();


bool init(){
	//Initialization flag
	bool success = true;

	//Initialize SDL
	if( SDL_Init( SDL_INIT_VIDEO ) < 0 )
	{
		printf( "SDL could not initialize! SDL Error: %s\n", SDL_GetError() );
		success = false;
	}
	else
	{
		//Set texture filtering to linear
		if( !SDL_SetHint( SDL_HINT_RENDER_SCALE_QUALITY, "1" ) )
		{
			printf( "Warning: Linear texture filtering not enabled!" );
		}

		//Create window
		gWindow = SDL_CreateWindow( "MINIONS run-run-run! Credit to Guu, Mo and Liu", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, SCREEN_WIDTH, SCREEN_HEIGHT, SDL_WINDOW_SHOWN );
		if( gWindow == NULL )
		{
			printf( "Window could not be created! SDL Error: %s\n", SDL_GetError() );
			success = false;
		}
		else
		{
			//Create renderer for window
			gRenderer = SDL_CreateRenderer( gWindow, -1, SDL_RENDERER_ACCELERATED );
			if( gRenderer == NULL )
			{
				printf( "Renderer could not be created! SDL Error: %s\n", SDL_GetError() );
				success = false;
			}
			else
			{
				//Initialize renderer color
				SDL_SetRenderDrawColor( gRenderer, 0xFF, 0xFF, 0xFF, 0xFF );

				//Initialize PNG loading
				int imgFlags = IMG_INIT_PNG;
				if( !( IMG_Init( imgFlags ) & imgFlags ) )
				{
					printf( "SDL_image could not initialize! SDL_image Error: %s\n", IMG_GetError() );
					success = false;
				}
				//Initialize SDL_mixer
				if( Mix_OpenAudio( 44100, MIX_DEFAULT_FORMAT,1, 2048 ) < 0 )
				{
					printf( "SDL_mixer could not initialize! SDL_mixer Error: %s\n", Mix_GetError() );
					success = false;
				}
			}
		}
	}

	return success;
}