Tower-Defense/gameEngine.c at master · Nepta/Tower-Defense · GitHub

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/*
 Authors: Nepta
 Copyright © 2013
 You should have received a copy of the
 GNU General Public License along with this program.
 If not, see  <http://www.gnu.org/licenses/>.
*/

#include <stdio.h>
#include <stdlib.h>

#include <SDL/SDL.h>
#include "pathFinding.h"
#include "enemy.h"
#include "map.h"
#include "gameEngine.h"
#include "menu.h"
#include "towerField.h"
#include "inputInterface.h"
#include "shoot.h"

const int mapWidth = 800;
const int mapHeight = 600;
const int menuWidth = 150;

int main(){
	srand(42);
	SDL_Init(SDL_INIT_VIDEO);
	TTF_Init();
	SDL_Surface *screen = SDL_SetVideoMode(mapWidth + menuWidth, mapHeight, 24, SDL_HWSURFACE | SDL_ASYNCBLIT | SDL_DOUBLEBUF);

	Position end = {700, 500};
	Position start2 = {100, 100};
	Position start = {25, 555};
	Map **map = initMap();
	searchPath(map, start, end);
	searchPath(map, start2, end);

	start2.x = 100;
	start2.y = 100;
	Enemy *whiteCat = newEnemy("whiteCat");
	Enemy *blackCat = newEnemy("blackCat");
	whiteCat->position.x = start.x; whiteCat->position.y = start.y;
	blackCat->position.x = start2.x; blackCat->position.y = start2.y;

	EnemySwag *blackSwag = createEnemySwag(blackCat,10);
	for(int i=0; i<blackSwag->swagSize; i++){		//for the black swag
		start2.x = blackSwag->enemy[i].position.x;
		start2.y = blackSwag->enemy[i].position.y;
		searchPath(map,start2,end);
	}

	SDL_Rect endRect = {end.x,end.y,9,9};
	Menu *menu = createMenu();
	SDL_Rect menuPosition = {mapWidth,0,mapHeight,menuWidth};

	FieldInterface *field = createFieldInterface("resources/forest.png");
	TowerManager *towerManager = newTowerManager(map);
	field->towerManager = towerManager;
	Interface interfaces = {menu,field};

	ShootManager *shootManager = newShootManager(&towerManager->towers, blackSwag);

	int gameEnd = 0;
	while(gameEnd != 1){
		gameEnd = pollMouseClick(&interfaces);
		SDL_BlitSurface(field->background, NULL, screen, NULL);
		drawEnemy(whiteCat,screen);
		drawEnemySwag(blackSwag,screen);
		SDL_FillRect(screen, &endRect, SDL_MapRGB(screen->format, 100, 100, 255));
		drawMenu(menu);
		SDL_BlitSurface(menu->background, NULL, screen, &menuPosition);
		SDL_Flip(screen);
/*		updateEnemy(blackCat, map);*/
		updateTower(field);
		if(field->hasChanged){
			puts("recalculate path for white cat");
			start2.x = whiteCat->position.x;
			start2.y = whiteCat->position.y;
			searchPath(map,start2,end);
			field->hasChanged = 0;
		}
		updateEnemy(whiteCat, map);
		updateEnemySwag(blackSwag,map);
		shootEnemy(shootManager);
		shootEnemy(shootManager);
		shootEnemy(shootManager);
		shootEnemy(shootManager);
	}
 return 0;
}