rnd-20070407-4-src

[rocksndiamonds.git] / src / main.h

diff --git a/src/main.h b/src/main.h
index 1e62cc61186a8ab658c32be77c43875a7ff6d2ab..1b877e7e31401e23a454b6a0b76bec2d27984ed7 100644 (file)
--- a/src/main.h
+++ b/src/main.h
@@ -625,6 +625,18 @@
 #define IS_OBSOLETE(e)         HAS_PROPERTY(e, EP_OBSOLETE)
 
 /* special macros used in game engine */
+#define IS_FILE_ELEMENT(e)     ((e) >= 0 &&                            \
+                                (e) <= NUM_FILE_ELEMENTS)
+
+#define IS_DRAWABLE_ELEMENT(e) ((e) >= 0 &&                            \
+                                (e) <= NUM_DRAWABLE_ELEMENTS)
+
+#define IS_RUNTIME_ELEMENT(e)  ((e) >= 0 &&                            \
+                                (e) <= NUM_RUNTIME_ELEMENTS)
+
+#define IS_VALID_ELEMENT(e)    ((e) >= 0 &&                            \
+                                (e) <= MAX_NUM_ELEMENTS)
+
 #define IS_CUSTOM_ELEMENT(e)   ((e) >= EL_CUSTOM_START &&              \
                                 (e) <= EL_CUSTOM_END)
 
@@ -1526,8 +1538,10 @@
 #define EL_EMC_DRIPPER_ACTIVE          (EL_FIRST_RUNTIME_REAL + 70)
 #define EL_EMC_SPRING_BUMPER_ACTIVE    (EL_FIRST_RUNTIME_REAL + 71)
 
+#define NUM_DRAWABLE_ELEMENTS          (EL_FIRST_RUNTIME_REAL + 72)
+
 /* "unreal" (and therefore not drawable) runtime elements */
-#define EL_FIRST_RUNTIME_UNREAL                (EL_FIRST_RUNTIME_REAL + 72)
+#define EL_FIRST_RUNTIME_UNREAL                (NUM_DRAWABLE_ELEMENTS)
 
 #define EL_BLOCKED                     (EL_FIRST_RUNTIME_UNREAL + 0)
 #define EL_EXPLOSION                   (EL_FIRST_RUNTIME_UNREAL + 1)