Wolf3D-Mac/PlStuff.c

#include "wolfdef.h"

/**********************************

	Do damage to the player and show the killer
	if you die.
		
**********************************/

void TakeDamage(Word points,Word x,Word y)
{
	int angle;
	
	if (gamestate.godmode) {					/* Don't do anything else if a god */
		return;
	}
		
	if (gamestate.health <= points) {	/* Died? */
		playstate = EX_DIED;		/* Kill off the player */
		gamestate.health = 0;		/* No health */
		killx = x;					/* Mark the x,y of the killer */
		killy = y;
	} else {
		PlaySound((w_rnd()&1)+SND_OUCH1);			/* Ouch! */
		gamestate.health -= points;	/* Remove the hit points */
	}

	IO_DrawHealth(gamestate.health);	/* Draw the health */

/* change face to look at attacker */

	angle = PointToAngle(x,y) - (gamestate.viewangle<<SHORTTOANGLESHIFT);
	if (angle > 0) {
		if (angle > 0x2000) {
			faceframe = 3;
		} else {
			faceframe = 1;
		}
	} else {
		if (angle < -0x2000) {
			faceframe = 2;
		} else {
			faceframe = 0;
		}
	}
	if (gamestate.health <= 25) {	/* Feel'n pretty bad? */
		faceframe += 5;			/* use beat up frames*/
	}
	IO_DrawFace(faceframe);		/* Draw the face */
	facecount = 120;				/* Hold for 2 seconds */
}

/**********************************

	Heal the player
		
**********************************/

void HealSelf(Word points)
{
	gamestate.health += points;		/* Add in the health */
	if (gamestate.health>100) {
		gamestate.health = 100;	/* Maximum */
	}
	IO_DrawHealth(gamestate.health);	/* Draw the health */
	if (gamestate.health <= 25) {	/* Feel'n good? */
		faceframe = 5;			/* Use beat up frames*/
	} else {
		faceframe = 0;
	}
	IO_DrawFace(faceframe);		/* Redraw the face */
}

/**********************************

	Award a free life
		
**********************************/

void GiveExtraMan(void)
{
	if (gamestate.lives<10) {		/* Too many already? */
		++gamestate.lives;			/* +1 life */
		IO_DrawLives(gamestate.lives);	/* Redraw the lives */
	}
	PlaySound(SND_EXTRA);				/* Play a sound */
}

/**********************************

	Award some score to the player and give
	free lives if enough points have been accumulated
		
**********************************/

void GivePoints(LongWord points)
{
	gamestate.score += points;	/* Add to the score */
	while (gamestate.score >= gamestate.nextextra) {
		gamestate.nextextra += EXTRAPOINTS;	/* New free man score */
		GiveExtraMan();			/* Give a free man */
	}
	IO_DrawScore(gamestate.score);	/* Draw the new score */
}

/**********************************

	Award some score to the player and give
	free lives if enough points have been accumulated
		
**********************************/

void GiveTreasure(void)
{
	++gamestate.treasure;		/* Add the value of the treasure */
	while (gamestate.treasure >= 50) {
		gamestate.treasure -= 50;	/* Give a free man for 50 treasures */
		GiveExtraMan();
	}
	IO_DrawTreasure(gamestate.treasure);	/* Draw the treasure amount */
}

/**********************************

	Award a new weapon, use it if better than what
	the player already has.
		
**********************************/

void GiveWeapon(weapontype weapon)
{
	if (gamestate.pendingweapon < weapon) {	/* Better? */
		gamestate.pendingweapon = weapon;	/* Use it! */
	}
}

/**********************************

	Award some ammo, rearm weapon if knife was the current weapon
		
**********************************/

void GiveAmmo(Word ammo)
{
	gamestate.ammo += ammo;		/* Add the ammo */
	if (gamestate.ammo > gamestate.maxammo) {
		gamestate.ammo = gamestate.maxammo;	/* Force maximum */
	}
	switch(gamestate.weapon) {
	case WP_PISTOL:
	case WP_MACHINEGUN:
	case WP_CHAINGUN:
		IO_DrawAmmo(gamestate.ammo);	/* Draw the ammo */
		break;
	case WP_KNIFE:		/* Was it the knife? */
		if (gamestate.ammo == ammo) {	/* Only equip if I had NO ammo */
			gamestate.pendingweapon = WP_PISTOL;
			if (gamestate.machinegun) {
				gamestate.pendingweapon = WP_MACHINEGUN;
			}
			if (gamestate.chaingun) {		/* Use the best weapon */
				gamestate.pendingweapon = WP_CHAINGUN;
			}
		}
	}
}

/**********************************

	Award some gasoline, rearm flamethrower if knife was the current