main.c

TETRIS GAME, AUTO-PLAYER AND ARTIFICIAL INTELLIGENCY By Bluteau Thomas

/************************/
/* Game Project for ACP */
/************************/




/***********************/
/*       TETRIS        */
/*    Thomas Bluteau   */
/***********************/


/************************
	Main File
************************/

#include <SDL\SDL.h>   /* Required by SDL */
#include <stdio.h>
#include <math.h>
#include <time.h>
#include <stdlib.h>
#include <malloc.h>
#include "CONST_DEFINE.h"
#include "function.h"




int SDL_main(int argc, char *argv[]) {
	
	t_infos	infos_globales;
	object_t current,prev_current;
	mov_t mov;
	int previousTime;
			

	/* Initialize the SDL library */
    if( SDL_Init(SDL_INIT_VIDEO) < 0 ) {
        fprintf(stderr,"Couldn't initialize SDL: %s\n", SDL_GetError());
        exit(1);
    }
	SDL_WM_SetCaption("TETRIS", NULL);
	/* Clean up on exit */
    atexit(SDL_Quit);
    
    /*
     * Initialize the display in a 640x480 8-bit palettized mode,
     * requesting a software surface
     */
    infos_globales.screen = SDL_SetVideoMode(ABSMAX, ORDMAX, 8, SDL_SWSURFACE);
    if ( infos_globales.screen == NULL ) {
        fprintf(stderr, "Couldn't set 640x480x8 video mode: %s\n",
                        SDL_GetError());
        exit(1);
    }
	
	init_Variables(&infos_globales,&mov);									// The init function
	initGround(&infos_globales);
	
	createObjet(&infos_globales,&prev_current,SDL_GetTicks()%NB_PIECE);
	
	while(!infos_globales.endGame){								// Main Loop
		swapObject(&prev_current,&current);
		createObjet(&infos_globales,&prev_current,SDL_GetTicks()%NB_PIECE);	// Add a piece
		
		drawPrev(&infos_globales,prev_current);
		
		SDL_UpdateRect(infos_globales.screen, prev_current.position_X*SQUARE,prev_current.position_Y*SQUARE, prev_current.x*SQUARE, prev_current.y*SQUARE);
		infos_globales.fallCompleted = 0;				
		infos_globales.current_speed = infos_globales.speed_level;
		
		while(!infos_globales.fallCompleted)					// Till the piece is falling
		{
			previousTime = SDL_GetTicks();
			mov.vY=1;
			while((SDL_GetTicks() - previousTime)<infos_globales.current_speed)	//Timing gestion
			{
				keyboard_Gest(&infos_globales,&mov);				// Catch the controls
				moveCurrent(&infos_globales,&current,&mov);			// Apply event
				drawGround(&infos_globales);						// Draw the game
				SDL_UpdateRect(infos_globales.screen, 0, 0, GRID_WIDTH*SQUARE, GRID_HEIGHT*SQUARE);	//refresh gaming screen
				if(infos_globales.endGame)
					break;
			}
			
		}
		
		detect_line(&infos_globales);							// detect and remove full line
		endGame(&infos_globales,current);						// Test and of game
		free(&current);											//free the space allowed for current
		
	}

	SDL_FreeSurface(infos_globales.screen);
	SDL_Quit();
    return EXIT_SUCCESS;
}