improved error feedback

1 files changed, 8 insertions, 6 deletions

diff --git a/engine.c b/engine.c
index 8391fe8..5db84c4 100644
--- a/engine.c
+++ b/engine.c
@@ -91,7 +91,9 @@ static void pshoot()
 				xadd = ((sprites[c].x - x) / Abs(y - sprites[c].y));

 				yadd = sgn(sprites[c].y - y);

 			}

-

+			

+			// the enemy must be between dirplayer_left and right, that means visible on the screen

+			

 			direnemy = xadd / yadd;

 			

 			dirplayer_left = (player.dirX - player.planeX) / (player.dirY - player.planeY);

@@ -113,7 +115,7 @@ static void pshoot()
 						{

 							sprites[c] = sprites[spritecnt];

 							sprites = (struct st_sprite *) realloc(sprites, spritecnt-- * sizeof(struct st_sprite));

-							if(sprites == NULL)error();

+							if(sprites == NULL)error("Memory; delete enemy after hit");

 						}

 						// we hit an enemy, go back to the game

 						return;

@@ -215,7 +217,7 @@ void move()
 					// delete it

 					sprites[c] = sprites[spritecnt];

 					sprites = (struct st_sprite *) realloc(sprites, spritecnt-- * sizeof(struct st_sprite));

-					if(sprites == NULL)error();

+					if(sprites == NULL)error("Memory; delete a pack");

 					

 					output = 2;

 					// got it

@@ -296,9 +298,9 @@ void cast()
 	int foundsprite = FALSE, spritehere;

 	

 	spriteDist = (float *) calloc(spritecnt, sizeof(float));

-	if(spriteDist == NULL)error();

+	if(spriteDist == NULL)error("Memory; locate spriteDist");

 	spriteOrder = (int *) calloc(spritecnt, sizeof(int));

-	if(spriteOrder == NULL)error();

+	if(spriteOrder == NULL)error("Memory; locate spriteOrder");

 

 	for(x = 0; x < spritecnt; x++)

 	{

@@ -917,4 +919,4 @@ void cast()
 		free(spriteDist);

 	}

 }

-*/
\ No newline at end of file
+*/