New Feature: Added up to 15 game difficulty settings (by Jazz)

- Externalized the difficulty setings to "TableData\DifficultySettings.xml" file
- Some INI Settings (ja2_options.ini, CTHConstants.ini and Creature_Settings.ini) moved from INI file to this xml file
- see #define DIFFICULTY_SETTING

git-svn-id: https://ja2svn.mooo.com/source/ja2/trunk/GameSource/ja2_v1.13/Build@7447 3b4a5df2-a311-0410-b5c6-a8a6f20db521

Tactical/Campaign.cpp

@@ -49,6 +49,10 @@
 #include "ub_config.h"
 #endif
 
+#ifdef DIFFICULTY_SETTING
+#include "GameInitOptionsScreen.h"
+#endif
+
 #include "email.h"
 #include "mercs.h"
 
@@ -1293,7 +1297,9 @@ void HandleUnhiredMercDeaths( INT32 iProfileID )
 		// then we're not allowed to kill him (to avoid really pissing off player by killing his very favorite merc)
 		return;
 	}
-
+	#ifdef DIFFICULTY_SETTING
+		ubMaxDeaths = zDeffSetting[gGameOptions.ubDifficultyLevel].iMaxMercDeaths;
+	#else
 	// how many in total can be killed like this depends on player's difficulty setting
 	switch( gGameOptions.ubDifficultyLevel )
 	{
@@ -1314,7 +1320,7 @@ void HandleUnhiredMercDeaths( INT32 iProfileID )
 			ubMaxDeaths = 0;
 			break;
 	}
-
+	#endif
 	// if we've already hit the limit in this game, skip these checks
 	if (gStrategicStatus.ubUnhiredMercDeaths >= ubMaxDeaths)
 	{
@@ -1613,6 +1619,9 @@ UINT8 CurrentPlayerProgressPercentage(void)
 
 	// kills per point depends on difficulty, and should match the ratios of starting enemy populations (730/1050/1500)
 	// HEADROCK HAM 3: Externalized all four Kills-per-point ratios.
+	#ifdef DIFFICULTY_SETTING
+		ubKillsPerPoint = zDeffSetting[gGameOptions.ubDifficultyLevel].iNumKillsPerProgressPoint;
+	#else
 	switch( gGameOptions.ubDifficultyLevel )
 	{
 		case DIF_LEVEL_EASY:
@@ -1632,7 +1641,7 @@ UINT8 CurrentPlayerProgressPercentage(void)
 			ubKillsPerPoint = 10;
 			break;
 	}
-
+	#endif
 	usKillsProgress = gStrategicStatus.usPlayerKills / ubKillsPerPoint;
 	if (usKillsProgress > usMaxKillsProgress)
 	{