Added assert macro

diff --git a/src/macros.inc b/src/macros.inc
index c61197fb1c50355a2e2cd9f7641b3393b0d8fd0b..9523f97ee66955974b10df0fc43a16a58fa9c696 100644 (file)
--- a/src/macros.inc
+++ b/src/macros.inc
@@ -86,3 +86,14 @@
   srl $1 ; / 8
   srl $1 ; / 16
 #endmacro 
+
+  ; asserts. if $1 != $2 causes a ld b, b
+  ; inputs:
+  ;   $1: register to assert
+  ;   $2: value to assert 
+#macro assert
+  cp $1, $2
+  jr nz, @noassert
+  ld b, b
+@noassert
+#endmacro

diff --git a/src/player.s b/src/player.s
index 39a928f7f91949a0409df7501f72e29e556768f6..c3772a141bcef51550bcf0eb36b7fd106c5c61df 100644 (file)
--- a/src/player.s
+++ b/src/player.s
@@ -64,7 +64,7 @@ player_init:
   push de
    
   ; 2) hl = player_y already 
-; 3) load correct collision points 
+  ; 3) load correct collision points 
   ld de, $1 
   call collision_tile_table_check
   pop de