nZombies/weaponsSystem.c

#include <world.h>
#include <collisionDetection.h>
#include <weaponsSystem.h>
#include <string.h>

void moveProjectiles(){
	int i;
	for(i=0; i<MAX_PROJECTILES; i++){
		if(allProjectiles[i].isAlive && ((float)(clock() - allProjectiles[i].lastMoveClock)/CLOCKS_PER_SEC) > allProjectiles[i].speed){
			allProjectiles[i].prevYpos=allProjectiles[i].curYpos;
			allProjectiles[i].prevXpos=allProjectiles[i].curXpos;
			checkProjectileCollision(&allProjectiles[i]);
			switch(allProjectiles[i].direction){
				case 'w':{
					allProjectiles[i].curYpos--;
					break;
				}

				case 'a':{
					allProjectiles[i].curXpos--;
					break;
				}

				case 's':{
					allProjectiles[i].curYpos++;
					break;
				}

				case 'd':{
					allProjectiles[i].curXpos++;
					break;
				}

			}
			allProjectiles[i].distanceTraveled++;
			checkProjectileCollision(&allProjectiles[i]);
			if(allProjectiles[i].distanceTraveled>=allProjectiles[i].range){
				allProjectiles[i].isAlive=0;
			}
			allProjectiles[i].lastMoveClock = clock();
		}
	}
}

void fireWeapon(struct Weapon *weaponRef, char *direction){
	struct Projectile projectile;
	projectile.range=weaponRef->projectileRange;
	projectile.speed=weaponRef->projectileSpeed;
	projectile.isAlive=1;
	projectile.distanceTraveled=0;
	projectile.curYpos=allEntities[0].curYpos;
	projectile.curXpos=allEntities[0].curXpos;
	projectile.lastMoveClock=clock();
	if(allEntities[0].curWeapon==0){
		if(!strcmp(direction,"up")){
			projectile.direction='w';
			projectile.curYpos--;
			projectile.symbol=weaponRef->symbols[2];
		}
		if(!strcmp(direction,"left")){
			projectile.direction='a';
			projectile.curXpos--;
			projectile.symbol=weaponRef->symbols[0];
		}		
		if(!strcmp(direction,"down")){
			projectile.direction='s';
			projectile.curYpos++;
			projectile.symbol=weaponRef->symbols[6];
		}		
		if(!strcmp(direction,"right")){
			projectile.direction='d';
			projectile.curXpos++;
			projectile.symbol=weaponRef->symbols[4];
		}		
		int i;
		for(i=0;i<MAX_PROJECTILES;i++){
			if(!allProjectiles[i].isAlive && !allProjectiles[i+1].isAlive){
				allProjectiles[i]=projectile;
				break;
			}
		}	
	}
	else if(allEntities[0].curWeapon==2){	
		if(!strcmp(direction,"up")){
			projectile.direction='w';
			projectile.curYpos--;
			projectile.symbol=weaponRef->symbols[2];
		}
		if(!strcmp(direction,"left")){
			projectile.direction='a';
			projectile.curXpos--;
			projectile.symbol=weaponRef->symbols[0];
		}		
		if(!strcmp(direction,"down")){
			projectile.direction='s';
			projectile.curYpos++;
			projectile.symbol=weaponRef->symbols[6];
		}		
		if(!strcmp(direction,"right")){
			projectile.direction='d';
			projectile.curXpos++;
			projectile.symbol=weaponRef->symbols[4];
		}		
		int i;
		for(i=0;i<MAX_PROJECTILES;i++){
			if(!allProjectiles[i].isAlive && !allProjectiles[i+1].isAlive){
				allEntities[0].projectilesFired++;
				int x;
				for(x=0;x<15;x++){
					if(!allProjectiles[i+x].isAlive){
						allProjectiles[i+x]=projectile;
					}
					if(x==1){
						if(projectile.direction=='w'){
							allProjectiles[i+x].curYpos--;
							allProjectiles[i+x].curXpos--;
							allProjectiles[i+x].symbol='\\';
						}
						if(projectile.direction=='a'){
							allProjectiles[i+x].curYpos--;
							allProjectiles[i+x].curXpos--;
							allProjectiles[i+x].symbol='\\';
						}
						if(projectile.direction=='s'){
							allProjectiles[i+x].curYpos++;
							allProjectiles[i+x].curXpos--;
							allProjectiles[i+x].symbol='/';
						}
						if(projectile.direction=='d'){
							allProjectiles[i+x].curYpos--;
							allProjectiles[i+x].curXpos++;
							allProjectiles[i+x].symbol='/';
						}
					}
					if(x==2){
						if(projectile.direction=='w'){
							allProjectiles[i+x].curYpos--;
							allProjectiles[i+x].symbol='|';
						}
						if(projectile.direction=='a'){
							allProjectiles[i+x].curXpos--;
							allProjectiles[i+x].symbol='-';
						}
						if(projectile.direction=='s'){
							allProjectiles[i+x].curYpos++;
							allProjectiles[i+x].symbol='|';
						}
						if(projectile.direction=='d'){
							allProjectiles[i+x].curXpos++;
							allProjectiles[i+x].symbol='-';
						}
					}
					if(x==3){
						if(projectile.direction=='w'){
							allProjectiles[i+x].curYpos--;
							allProjectiles[i+x].curXpos++;
							allProjectiles[i+x].symbol='/';
						}
						if(projectile.direction=='a'){
							allProjectiles[i+x].curXpos--;
							allProjectiles[i+x].curYpos++;
							allProjectiles[i+x].symbol='/';
						}
						if(projectile.direction=='s'){
							allProjectiles[i+x].curYpos++;
							allProjectiles[i+x].curXpos++;
							allProjectiles[i+x].symbol='\\';
						}
						if(projectile.direction=='d'){
							allProjectiles[i+x].curYpos++;
							allProjectiles[i+x].curXpos++;
							allProjectiles[i+x].symbol='\\';
						}
					}
					if(x==4){
						if(projectile.direction=='w'){
							allProjectiles[i+x].curYpos-=2;
							allProjectiles[i+x].curXpos-=2;
							allProjectiles[i+x].symbol='\\';
						}
						if(projectile.direction=='a'){
							allProjectiles[i+x].curXpos-=2;
							allProjectiles[i+x].curYpos--;
							allProjectiles[i+x].symbol='-';
						}
						if(projectile.direction=='s'){
							allProjectiles[i+x].curYpos+=2;
							allProjectiles[i+x].curXpos-=2;
							allProjectiles[i+x].symbol='/';
						}
						if(projectile.direction=='d'){
							allProjectiles[i+x].curYpos--;
							allProjectiles[i+x].curXpos+=2;
							allProjectiles[i+x].symbol='-';
						}
					}
					if(x==5){
						if(projectile.direction=='w'){
							allProjectiles[i+x].curYpos-=2;
							allProjectiles[i+x].curXpos--;
							allProjectiles[i+x].symbol='|';
						}
						if(projectile.direction=='a'){
							allProjectiles[i+x].curXpos-=2;
							allProjectiles[i+x].symbol='-';
						}
						if(projectile.direction=='s'){
							allProjectiles[i+x].curYpos+=2;
							allProjectiles[i+x].curXpos--;
							allProjectiles[i+x].symbol='|';
						}
						if(projectile.direction=='d'){
							allProjectiles[i+x].curXpos+=2;
							allProjectiles[i+x].symbol='-';
						}
					}
					if(x==6){
						if(projectile.direction=='w'){
							allProjectiles[i+x].curYpos-=2;
							allProjectiles[i+x].symbol='|';
						}
						if(projectile.direction=='a'){
							allProjectiles[i+x].curXpos-=2;
							allProjectiles[i+x].curYpos++;
							allProjectiles[i+x].symbol='-';
						}
						if(projectile.direction=='s'){
							allProjectiles[i+x].curYpos+=2;
							allProjectiles[i+x].symbol='|';
						}
						if(projectile.direction=='d'){
							allProjectiles[i+x].curXpos+=2;
							allProjectiles[i+x].curYpos++;
							allProjectiles[i+x].symbol='-';
						}
					}
					if(x==7){
						if(projectile.direction=='w'){
							allProjectiles[i+x].curYpos-=2;
							allProjectiles[i+x].curXpos++;
							allProjectiles[i+x].symbol='|';
						}
						if(projectile.direction=='a'){
							allProjectiles[i+x].curXpos-=3;
							allProjectiles[i+x].curYpos--;
							allProjectiles[i+x].symbol='-';
						}
						if(projectile.direction=='s'){
							allProjectiles[i+x].curYpos+=2;
							allProjectiles[i+x].curXpos++;
							allProjectiles[i+x].symbol='|';
						}
						if(projectile.direction=='d'){
							allProjectiles[i+x].curXpos+=3;
							allProjectiles[i+x].curYpos--;
							allProjectiles[i+x].symbol='-';
						}
					}
					if(x==8){
						if(projectile.direction=='w'){
							allProjectiles[i+x].curYpos-=2;
							allProjectiles[i+x].curXpos+=2;
							allProjectiles[i+x].symbol='/';
						}
						if(projectile.direction=='a'){
							allProjectiles[i+x].curXpos-=3;
							allProjectiles[i+x].symbol='-';
						}
						if(projectile.direction=='s'){
							allProjectiles[i+x].curYpos+=2;
							allProjectiles[i+x].curXpos+=2;
							allProjectiles[i+x].symbol='\\';
						}
						if(projectile.direction=='d'){
							allProjectiles[i+x].curXpos+=3;
							allProjectiles[i+x].symbol='-';
						}
					}
					if(x==9){
						if(projectile.direction=='a'){
							allProjectiles[i+x].curYpos++;
							allProjectiles[i+x].curXpos-=3;
							allProjectiles[i+x].symbol='-';
						}
						if(projectile.direction=='d'){
							allProjectiles[i+x].curXpos+=3;
							allProjectiles[i+x].curYpos++;
							allProjectiles[i+x].symbol='-';
						}
					}
				}
			}
			allEntities[0].weapons[allEntities[0].curWeapon].curCapacity--;
			allEntities[0].projectilesFired++;
			if(allEntities[0].weapons[allEntities[0].curWeapon].curCapacity==0 && allEntities[0].weapons[allEntities[0].curWeapon].curMags==0){
				allEntities[0].weapons[allEntities[0].curWeapon].isAlive=0;
			}
			break;
		}
	}
	else{	
		if(!strcmp(direction,"up")){
			projectile.range*=.4;
			projectile.direction='w';
			projectile.symbol=weaponRef->symbols[2];
		}
		if(!strcmp(direction,"left")){
			projectile.direction='a';
			projectile.symbol=weaponRef->symbols[0];
		}		
		if(!strcmp(direction,"down")){
			projectile.range*=.4;
			projectile.direction='s';
			projectile.symbol=weaponRef->symbols[6];
		}		
		if(!strcmp(direction,"right")){
			projectile.direction='d';
			projectile.symbol=weaponRef->symbols[4];
		}		
		int i;
		for(i=0;i<MAX_PROJECTILES;i++){
			if(!allProjectiles[i].isAlive && !allProjectiles[i+1].isAlive){
				allEntities[0].projectilesFired++;
				allProjectiles[i]=projectile;
				allEntities[0].weapons[allEntities[0].curWeapon].curCapacity--;
				if(allEntities[0].weapons[allEntities[0].curWeapon].curCapacity==0 && allEntities[0].weapons[allEntities[0].curWeapon].curMags==0){
					allEntities[0].weapons[allEntities[0].curWeapon].isAlive=0;
				}
				break;
			}
		}
	}	
}

void addMagazine(struct Weapon *weaponRef){
	weaponRef->curMags++;
}

void reload(struct Weapon *weaponRef){
	weaponRef->curMags--;
	weaponRef->curCapacity=weaponRef->maxCapacity;	
}