r p g skills WIP.

code/__DEFINES/skills/skills.dm

@@ -1,3 +1,5 @@
+#define GET_SKILL_DATUM(path) GLOB.skill_datums[path]
+
 /// true/false
 #define SKILL_PROGRESSION_BINARY				1
 /// numerical
@@ -5,11 +7,31 @@
 /// Enum
 #define SKILL_PROGRESSION_ENUM					3
 
+
 /// Max value of skill for numerical skills
 #define SKILL_NUMERICAL_MAX			100
 /// Min value of skill for numerical skills
 #define SKILL_NUMERICAL_MIN			0
 
+// Values for experience skills
+#define STD_XP_LVL_UP 100
+#define STD_XP_LVL_MULTI 2
+#define STD_MAX_LVL 4
+
+#define RPG_MAX_LVL 100
+
+#define DORF_XP_LVL_UP 400
+#define DORF_XP_LVL_MULTI 100
+#define DORF_MAX_LVL 20 // Dabbling, novice, adequate, [...], legendary +3, legendary +4, legendary +5
+
+//How experience levels are calculated.
+#define XP_LEVEL(std, multi, lvl) (std * (multi**lvl))
+#define DORF_XP_LEVEL(std, extra, lvl) (std*lvl+extra*(lvl*(lvl/2+0.5)))
+
+//level up methods defines
+#define STANDARD_LEVEL_UP "standard_level_up"
+#define DWARFY_LEVEL_UP "dwarfy_level_up"
+
 // Standard values for job starting skills
 
 #define STARTING_SKILL_SURGERY_MEDICAL		35		//out of SKILL_NUMERICAL_MAX