added comments

1 files changed, 15 insertions, 0 deletions

diff --git a/ki.c b/ki.c
index 717ce98..fb89bf4 100644
--- a/ki.c
+++ b/ki.c
@@ -5,6 +5,10 @@
 

 #include "mathf.h"

 

+// here are the ai's functions

+// todo: change the function's names

+

+// check if the player can be seen by the enemy

 static int kshoot(float x, float y)

 {

 	float xadd, yadd;

@@ -20,6 +24,7 @@ static int kshoot(float x, float y)
 		yadd =sgn(player.y - y);

 	}

 	

+	// this is raycasting again

 	while(x < MAPSIZE && y < MAPSIZE && x >= 0 && y >= 0)

 	{

 		if((int)y == (int)player.y && (int)x == (int)player.x)

@@ -36,6 +41,7 @@ static int kshoot(float x, float y)
 	return FALSE;

 }

 

+// move them in a random direction

 static void kimove()

 {

 	int c;

@@ -45,14 +51,17 @@ static void kimove()
 	{

 		int fail[4] = {0}, success = FALSE;

 

+		// it _will_ move

 		if(sprites[c].type == TYPE_ENEMY)

 		{

+			// try until there is no possible direction left

 			while(!(fail[0] == TRUE && fail[1] == TRUE && fail[2] == TRUE && fail[3] == TRUE) && success == FALSE)

 			{

 				float newx, newy;

 				

 				if(kshoot(sprites[c].x, sprites[c].y) == TRUE)

 				{

+					// if the player is in sight (< 3 fields), go to him/her

 					if(Abs((player.x) - sprites[c].x) > 3)

 					{

 						dirx = (player.x > sprites[c].x)?1:(player.x == sprites[c].x)?0:-1;

@@ -74,6 +83,7 @@ static void kimove()
 				}

 				else

 				{

+					// there is no player, move randomly

 					uint num;

 					

 					do

@@ -107,6 +117,7 @@ static void kimove()
 				newx = sprites[c].x + dirx;

 				newy = sprites[c].y + diry;

 				

+				// move that stupid sprite

 				if(newx < MAPSIZE && newx >= 0 && newy < MAPSIZE && newy  >= 0)

 				{

 					if(solids[(int)newx][(int)newy] == UNSOLID)

@@ -123,6 +134,8 @@ static void kimove()
 	}

 }

 

+// this is a kind of high-level kshoot

+// it subtracts the health

 static void kishoot(void)

 {

 	int c;

@@ -143,6 +156,7 @@ static void kishoot(void)
 	}

 }

 

+// this is the timer that moves the ai

 void timer(void)

 {

 	static int ki = 0;

@@ -155,6 +169,7 @@ void timer(void)
 	kishoot();

 }

 

+// set the new position in the map

 void kisetpos(float *x, float *y)

 {

 	do