public static int elegirImgUnit(Unit_Lib_Entry unit)
{
if (unit.offset_img<=2490){
return 1;
}
else{
return 2;
}
}
/*
====================================================================
CreateAction a unit by passing a Unit struct with the following stuff set:
x, y, str, entr, exp, delay, orient, nation, player.
This function will use the passed values to create a Unit struct
with all values set then.
====================================================================
*/
public static Unit CreateUnit(Unit_Lib_Entry prop, Unit_Lib_Entry trsp_prop, Unit unit_base)
{
Unit unit;
if (prop == null) return null;
unit = new Unit();
/* shallow copy of properties */
unit.prop = prop;
unit.sel_prop = unit.prop;
unit.embark = UnitEmbarkTypes.EMBARK_NONE;
/* assign the passed transporter without any check */
if (trsp_prop != null && (prop.flags & UnitFlags.FLYING) != UnitFlags.FLYING && (prop.flags & UnitFlags.SWIMMING) != UnitFlags.SWIMMING)
{
unit.trsp_prop = trsp_prop;
/* a sea/air ground transporter is active per default */
if ((trsp_prop.flags & UnitFlags.SWIMMING) == UnitFlags.SWIMMING)
{
unit.embark = UnitEmbarkTypes.EMBARK_SEA;
unit.sel_prop = unit.trsp_prop;
}
if ((trsp_prop.flags & UnitFlags.FLYING) == UnitFlags.FLYING)
{
unit.embark = UnitEmbarkTypes.EMBARK_AIR;
unit.sel_prop = unit.trsp_prop;
}
}
/* copy the base values */
unit.delay = unit_base.delay;
unit.x = unit_base.x; unit.y = unit_base.y;
unit.str = unit_base.str; unit.entr = unit_base.entr;
unit.player = unit_base.player;
unit.nation = unit_base.nation;
unit.name = unit_base.name;
unit.AddExperience(unit_base.exp_level * 100);
unit.orient = unit_base.orient;
unit.AdjustIcon();
unit.unused = true;
unit.supply_level = 100;
unit.cur_ammo = unit.prop.ammo;
unit.cur_fuel = unit.prop.fuel;
if ((unit.cur_fuel == 0) && (unit.trsp_prop != null) &&
(!string.IsNullOrEmpty(unit.trsp_prop.id)) && unit.trsp_prop.fuel > 0)
unit.cur_fuel = unit.trsp_prop.fuel;
unit.tag = unit_base.tag;
/* update life bar properties */
update_bar(unit);
/* allocate backup mem */
unit.backup = new Unit();
return unit;
}
public void Unmount()
{
if (this.embark != UnitEmbarkTypes.EMBARK_GROUND) return;
/* set prop pointer */
this.sel_prop = this.prop;
this.embark = UnitEmbarkTypes.EMBARK_NONE;
/* adjust pic offset */
this.AdjustIcon();
/* no entrenchment when mounting */
this.entr = 0;
}
/*
====================================================================
Mount/unmount unit to ground transporter.
====================================================================
*/
public void Mount()
{
if (this.trsp_prop == null || string.IsNullOrEmpty(this.trsp_prop.id) || this.embark != UnitEmbarkTypes.EMBARK_NONE) return;
/* set prop pointer */
this.sel_prop = this.trsp_prop;
this.embark = UnitEmbarkTypes.EMBARK_GROUND;
/* adjust pic offset */
this.AdjustIcon();
/* no entrenchment when mounting */
this.entr = 0;
}
/*
====================================================================
Evaluate the unit. This score will become a relative one whereas
the best rating will be 1000. Each operational region
ground/sea/air will have its own reference.
This evaluation is PG specific.
====================================================================
*/
void unit_lib_eval_unit(Unit_Lib_Entry unit)
{
int attack = 0, defense = 0, misc = 0;
/* The score is computed by dividing the unit's properties
into categories. The subscores are added with different
weights. */
/* The first category covers the attack skills. */
if ((unit.flags & UnitFlags.FLYING) == UnitFlags.FLYING) {
attack = unit.atks [0] + unit.atks [1] + /* ground */
2 * Math.Max (unit.atks [2], Math.Abs (unit.atks [2]) / 2) + /* air */
unit.atks [3]; /* sea */
} else {
if ((unit.flags & UnitFlags.SWIMMING) == UnitFlags.SWIMMING) {
attack = unit.atks [0] + unit.atks [1] + /* ground */
unit.atks [2] + /* air */
2 * unit.atks [3]; /* sea */
} else {
attack = 2 * Math.Max (unit.atks [0], Math.Abs (unit.atks [0]) / 2) + /* soft */
2 * Math.Max (unit.atks [1], Math.Abs (unit.atks [1]) / 2) + /* hard */
Math.Max (unit.atks [2], Math.Abs (unit.atks [2]) / 2) + /* air */
unit.atks [3]; /* sea */
}
}
attack += unit.ini;
attack += 2 * unit.rng;
/* The second category covers defensive skills. */
if ((unit.flags & UnitFlags.FLYING) == UnitFlags.FLYING)
defense = unit.def_grnd + 2 * unit.def_air;
else {
defense = 2 * unit.def_grnd + unit.def_air;
if ((unit.flags & UnitFlags.INFANTRY) == UnitFlags.INFANTRY)
/* hype infantry a bit as it doesn't need the
close defense value */
defense += 5;
else
defense += unit.def_cls;
}
/* The third category covers miscellany skills. */
if ((unit.flags & UnitFlags.FLYING) == UnitFlags.FLYING)
misc = Math.Min (12, unit.ammo) + Math.Min (unit.fuel, 80) / 5 + unit.mov / 2;
else
misc = Math.Min (12, unit.ammo) + Math.Min (unit.fuel, 60) / 4 + unit.mov;
/* summarize */
unit.eval_score = (2 * attack + 2 * defense + misc) / 5;
}
/*
====================================================================
Delete unit library entry.
====================================================================
*/
static void unit_lib_delete_entry(Unit_Lib_Entry ptr)
{
Unit_Lib_Entry entry = ptr;
if (entry == null) return;
if (string.IsNullOrEmpty(entry.id))
entry.id = null;
if (string.IsNullOrEmpty(entry.name))
entry.name = null;
if (entry.icon != null)
SDL_FreeSurface(entry.icon);
if (entry.icon_tiny != null)
SDL_FreeSurface(entry.icon_tiny);
#if WITH_SOUND
if ( entry.wav_alloc && entry.wav_move )
wav_free( entry.wav_move );
#endif
entry = null;
}
