/**
* Unknown function 0788.
*
* Stack: *none*.
*
* @param script The script engine to operate on.
* @return The value 0. Always.
*/
uint16 Script_Team_Unknown0788(ScriptEngine *script)
{
Team *t;
tile32 tile;
PoolFindStruct find;
VARIABLE_NOT_USED(script);
t = g_scriptCurrentTeam;
if (t->target == 0) return 0;
tile = Tools_Index_GetTile(t->target);
find.houseID = t->houseID;
find.index = 0xFFFF;
find.type = 0xFFFF;
while (true) {
Unit *u;
uint16 distance;
uint16 packed;
int16 orientation;
u = Unit_Find(&find);
if (u == NULL) break;
if (u->team - 1 != t->index) continue;
if (t->target == 0) {
Unit_SetAction(u, ACTION_GUARD);
continue;
}
distance = g_table_unitInfo[u->o.type].fireDistance << 8;
if (u->actionID == ACTION_ATTACK && u->targetAttack == t->target) {
if (u->targetMove != 0) continue;
if (Tile_GetDistance(u->o.position, tile) >= distance) continue;
}
if (u->actionID != ACTION_ATTACK) Unit_SetAction(u, ACTION_ATTACK);
orientation = (Tile_GetDirection(tile, u->o.position) & 0xC0) + Tools_RandomLCG_Range(0, 127);
if (orientation < 0) orientation += 256;
packed = Tile_PackTile(Tile_MoveByDirection(tile, orientation, distance));
if (Object_GetByPackedTile(packed) == NULL) {
Unit_SetDestination(u, Tools_Index_Encode(packed, IT_TILE));
} else {
Unit_SetDestination(u, Tools_Index_Encode(Tile_PackTile(tile), IT_TILE));
}
Unit_SetTarget(u, t->target);
}
return 0;
}
/**
* Handles Click event for current selection name.
*
* @return False, always.
*/
bool GUI_Widget_Name_Click(Widget *w)
{
Object *o;
uint16 packed;
VARIABLE_NOT_USED(w);
o = Object_GetByPackedTile(g_selectionPosition);
if (o == NULL) return false;
packed = Tile_PackTile(o->position);
Map_SetViewportPosition(packed);
Map_SetSelection(packed);
return false;
}
/**
* Makes the current unit fire a bullet (or eat its target).
*
* Stack: *none*.
*
* @param script The script engine to operate on.
* @return The value 1 if the current unit fired/eat, 0 otherwise.
*/
uint16 Script_Unit_Fire(ScriptEngine *script)
{
const UnitInfo *ui;
Unit *u;
uint16 target;
UnitType typeID;
uint16 distance;
bool fireTwice;
uint16 damage;
u = g_scriptCurrentUnit;
target = u->targetAttack;
if (target == 0 || !Tools_Index_IsValid(target)) return 0;
if (u->o.type != UNIT_SANDWORM && target == Tools_Index_Encode(Tile_PackTile(u->o.position), IT_TILE)) u->targetAttack = 0;
if (u->targetAttack != target) {
Unit_SetTarget(u, target);
return 0;
}
ui = &g_table_unitInfo[u->o.type];
if (u->o.type != UNIT_SANDWORM && u->orientation[ui->o.flags.hasTurret ? 1 : 0].speed != 0) return 0;
if (Tools_Index_GetType(target) == IT_TILE && Object_GetByPackedTile(Tools_Index_GetPackedTile(target)) != NULL) Unit_SetTarget(u, target);
if (u->fireDelay != 0) return 0;
distance = Object_GetDistanceToEncoded(&u->o, target);
if ((int16)(ui->fireDistance << 8) < (int16)distance) return 0;
if (u->o.type != UNIT_SANDWORM && (Tools_Index_GetType(target) != IT_UNIT || g_table_unitInfo[Tools_Index_GetUnit(target)->o.type].movementType != MOVEMENT_WINGER)) {
int16 diff = 0;
int8 orientation;
orientation = Tile_GetDirection(u->o.position, Tools_Index_GetTile(target));
diff = abs(u->orientation[ui->o.flags.hasTurret ? 1 : 0].current - orientation);
if (ui->movementType == MOVEMENT_WINGER) diff /= 8;
if (diff >= 8) return 0;
}
damage = ui->damage;
typeID = ui->bulletType;
fireTwice = ui->flags.firesTwice && u->o.hitpoints > ui->o.hitpoints / 2;
if ((u->o.type == UNIT_TROOPERS || u->o.type == UNIT_TROOPER) && (int16)distance > 512) typeID = UNIT_MISSILE_TROOPER;
switch (typeID) {
case UNIT_SANDWORM: {
Unit *u2;
Unit_UpdateMap(0, u);
u2 = Tools_Index_GetUnit(target);
if (u2 != NULL) {
u2->o.script.variables[1] = 0xFFFF;
Unit_RemovePlayer(u2);
Unit_HouseUnitCount_Remove(u2);
Unit_Remove(u2);
}
Map_MakeExplosion(ui->explosionType, u->o.position, 0, 0);
Voice_PlayAtTile(63, u->o.position);
Unit_UpdateMap(1, u);
u->amount--;
script->delay = 12;
if ((int8)u->amount < 1) Unit_SetAction(u, ACTION_DIE);
} break;
case UNIT_MISSILE_TROOPER:
damage -= damage / 4;
/* FALL-THROUGH */
case UNIT_MISSILE_ROCKET:
case UNIT_MISSILE_TURRET:
case UNIT_MISSILE_DEVIATOR:
case UNIT_BULLET:
case UNIT_SONIC_BLAST: {
Unit *bullet;
bullet = Unit_CreateBullet(u->o.position, typeID, Unit_GetHouseID(u), damage, target);
if (bullet == NULL) return 0;
bullet->originEncoded = Tools_Index_Encode(u->o.index, IT_UNIT);
Voice_PlayAtTile(ui->bulletSound, u->o.position);
Unit_Deviation_Decrease(u, 20);
} break;
default: break;
}
u->fireDelay = Tools_AdjustToGameSpeed(ui->fireDelay * 2, 1, 0xFFFF, true);
if (fireTwice) {
u->o.flags.s.fireTwiceFlip = !u->o.flags.s.fireTwiceFlip;
if (u->o.flags.s.fireTwiceFlip) u->fireDelay = Tools_AdjustToGameSpeed(5, 1, 10, true) & 0xFF;
} else {
u->o.flags.s.fireTwiceFlip = false;
}
u->fireDelay += Tools_Random_256() & 1;
Unit_UpdateMap(2, u);
return 1;
}
/**
* Handles the Click events for the Viewport widget.
*
* @param w The widget.
*/
bool GUI_Widget_Viewport_Click(Widget *w)
{
uint16 direction;
uint16 x, y;
uint16 spriteID;
uint16 packed;
bool click, drag;
spriteID = g_cursorSpriteID;
switch (w->index) {
default: break;
case 39: spriteID = 1; break;
case 40: spriteID = 2; break;
case 41: spriteID = 4; break;
case 42: spriteID = 3; break;
case 43: spriteID = g_cursorDefaultSpriteID; break;
case 44: spriteID = g_cursorDefaultSpriteID; break;
case 45: spriteID = 0; break;
}
if (spriteID != g_cursorSpriteID) {
/* HotSpots for different cursor types. */
static const XYPosition cursorHotSpots[6] = {{0, 0}, {5, 0}, {8, 5}, {5, 8}, {0, 5}, {8, 8}};
s_tickCursor = g_timerGame;
Sprites_SetMouseSprite(cursorHotSpots[spriteID].x, cursorHotSpots[spriteID].y, g_sprites[spriteID]);
g_cursorSpriteID = spriteID;
}
if (w->index == 45) return true;
click = false;
drag = false;
if ((w->state.buttonState & 0x11) != 0) {
click = true;
g_var_37B8 = false;
} else if ((w->state.buttonState & 0x22) != 0 && !g_var_37B8) {
drag = true;
}
/* ENHANCEMENT -- Dune2 depends on slow CPUs to limit the rate mouse clicks are handled. */
if (g_dune2_enhanced && (click || drag)) {
if (s_tickClick + 2 >= g_timerGame) return true;
s_tickClick = g_timerGame;
}
direction = 0xFFFF;
switch (w->index) {
default: break;
case 39: direction = 0; break;
case 40: direction = 2; break;
case 41: direction = 6; break;
case 42: direction = 4; break;
}
if (direction != 0xFFFF) {
/* Always scroll if we have a click or a drag */
if (!click && !drag) {
/* Wait for either one of the timers */
if (s_tickMapScroll + 10 >= g_timerGame || s_tickCursor + 20 >= g_timerGame) return true;
/* Don't scroll if we have a structure/unit selected and don't want to autoscroll */
if (g_gameConfig.autoScroll == 0 && (g_selectionType == SELECTIONTYPE_STRUCTURE || g_selectionType == SELECTIONTYPE_UNIT)) return true;
}
s_tickMapScroll = g_timerGame;
Map_MoveDirection(direction);
return true;
}
if (click) {
x = g_mouseClickX;
y = g_mouseClickY;
} else {
x = g_mouseX;
y = g_mouseY;
}
if (w->index == 43) {
x = x / 16 + Tile_GetPackedX(g_minimapPosition);
y = (y - 40) / 16 + Tile_GetPackedY(g_minimapPosition);
} else if (w->index == 44) {
uint16 mapScale;
const MapInfo *mapInfo;
mapScale = g_scenario.mapScale;
mapInfo = &g_mapInfos[mapScale];
x = min((max(x, 256) - 256) / (mapScale + 1), mapInfo->sizeX - 1) + mapInfo->minX;
y = min((max(y, 136) - 136) / (mapScale + 1), mapInfo->sizeY - 1) + mapInfo->minY;
}
packed = Tile_PackXY(x, y);
if (click && g_selectionType == SELECTIONTYPE_TARGET) {
Unit *u;
ActionType action;
uint16 encoded;
GUI_DisplayText(NULL, -1);
if (g_unitHouseMissile != NULL) {
Unit_LaunchHouseMissile(packed);
return true;
}
u = g_unitActive;
action = g_activeAction;
Object_Script_Variable4_Clear(&u->o);
u->targetAttack = 0;
u->targetMove = 0;
u->route[0] = 0xFF;
if (action != ACTION_MOVE && action != ACTION_HARVEST) {
encoded = Tools_Index_Encode(Unit_FindTargetAround(packed), IT_TILE);
} else {
encoded = Tools_Index_Encode(packed, IT_TILE);
}
Unit_SetAction(u, action);
if (action == ACTION_MOVE) {
Unit_SetDestination(u, encoded);
} else if (action == ACTION_HARVEST) {
u->targetMove = encoded;
} else {
Unit *target;
Unit_SetTarget(u, encoded);
target = Tools_Index_GetUnit(u->targetAttack);
if (target != NULL) target->blinkCounter = 8;
}
if (g_enableVoices == 0) {
Driver_Sound_Play(36, 0xFF);
} else if (g_table_unitInfo[u->o.type].movementType == MOVEMENT_FOOT) {
Sound_StartSound(g_table_actionInfo[action].soundID);
} else {
Sound_StartSound(((Tools_Random_256() & 0x1) == 0) ? 20 : 17);
}
g_unitActive = NULL;
g_activeAction = 0xFFFF;
GUI_ChangeSelectionType(SELECTIONTYPE_UNIT);
return true;
}
if (click && g_selectionType == SELECTIONTYPE_PLACE) {
const StructureInfo *si;
Structure *s;
House *h;
s = g_structureActive;
si = &g_table_structureInfo[g_structureActiveType];
h = g_playerHouse;
if (Structure_Place(s, g_selectionPosition)) {
Voice_Play(20);
if (s->o.type == STRUCTURE_PALACE) House_Get_ByIndex(s->o.houseID)->palacePosition = s->o.position;
if (g_structureActiveType == STRUCTURE_REFINERY && g_validateStrictIfZero == 0) {
Unit *u;
g_validateStrictIfZero++;
u = Unit_CreateWrapper(g_playerHouseID, UNIT_HARVESTER, Tools_Index_Encode(s->o.index, IT_STRUCTURE));
g_validateStrictIfZero--;
if (u == NULL) {
h->harvestersIncoming++;
} else {
u->originEncoded = Tools_Index_Encode(s->o.index, IT_STRUCTURE);
}
}
GUI_ChangeSelectionType(SELECTIONTYPE_STRUCTURE);
s = Structure_Get_ByPackedTile(g_structureActivePosition);
if (s != NULL) {
if ((Structure_GetBuildable(s) & (1 << s->objectType)) == 0) Structure_BuildObject(s, 0xFFFE);
}
g_structureActiveType = 0xFFFF;
g_structureActive = NULL;
g_selectionState = 0; /* Invalid. */
GUI_DisplayHint(si->o.hintStringID, si->o.spriteID);
House_UpdateRadarState(h);
if (h->powerProduction < h->powerUsage) {
if ((h->structuresBuilt & (1 << STRUCTURE_OUTPOST)) != 0) {
GUI_DisplayText(String_Get_ByIndex(STR_NOT_ENOUGH_POWER_FOR_RADAR_BUILD_WINDTRAPS), 3);
}
}
return true;
}
Voice_Play(47);
if (g_structureActiveType == STRUCTURE_SLAB_1x1 || g_structureActiveType == STRUCTURE_SLAB_2x2) {
GUI_DisplayText(String_Get_ByIndex(STR_CAN_NOT_PLACE_FOUNDATION_HERE), 2);
} else {
GUI_DisplayHint(STR_STRUCTURES_MUST_BE_PLACED_ON_CLEAR_ROCK_OR_CONCRETE_AND_ADJACENT_TO_ANOTHER_FRIENDLY_STRUCTURE, 0xFFFF);
GUI_DisplayText(String_Get_ByIndex(STR_CAN_NOT_PLACE_S_HERE), 2, String_Get_ByIndex(si->o.stringID_abbrev));
}
return true;
}
if (click && w->index == 43) {
uint16 position;
if (g_debugScenario) {
position = packed;
} else {
position = Unit_FindTargetAround(packed);
}
if (g_map[position].overlaySpriteID != g_veiledSpriteID || g_debugScenario) {
if (Object_GetByPackedTile(position) != NULL || g_debugScenario) {
Map_SetSelection(position);
Unit_DisplayStatusText(g_unitSelected);
}
}
if ((w->state.buttonState & 0x10) != 0) Map_SetViewportPosition(packed);
return true;
}
if ((click || drag) && w->index == 44) {
Map_SetViewportPosition(packed);
return true;
}
if (g_selectionType == SELECTIONTYPE_TARGET) {
Map_SetSelection(Unit_FindTargetAround(packed));
} else if (g_selectionType == SELECTIONTYPE_PLACE) {
Map_SetSelection(packed);
}
return true;
}