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actions.h
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#ifndef BWGAME_ACTIONS_H
#define BWGAME_ACTIONS_H
#include "bwgame.h"
namespace bwgame {
struct action_state {
action_state() = default;
action_state(const action_state&) = delete;
action_state(action_state&&) = default;
action_state& operator=(const action_state&) = delete;
action_state& operator=(action_state&&) = default;
std::array<int, 12> player_id{};
size_t actions_data_position = 0;
int next_action_frame = 0;
std::array<static_vector<unit_t*, 12>, 8> selection{};
std::array<std::array<static_vector<unit_id, 12>, 10>, 8> control_groups{};
};
static inline action_state copy_state(const action_state& action_st, const state& source_st, const state& dest_st) {
action_state r;
r.player_id = action_st.player_id;
r.actions_data_position = action_st.actions_data_position;
r.next_action_frame = action_st.next_action_frame;
r.selection = action_st.selection;
for (auto& v : r.selection) {
for (auto& v2 : v) {
v2 = const_cast<unit_t*>(dest_st.units_container.at(v2->index));
}
}
r.control_groups = action_st.control_groups;
return r;
}
struct action_functions: state_functions {
action_state& action_st;
explicit action_functions(state& st, action_state& action_st) : state_functions(st), action_st(action_st) {}
bool unit_can_be_multi_selected(const unit_t* u) const {
if (ut_building(u)) return false;
if (ut_flag(u, (unit_type_t::flags_t)0x800)) return false;
if (unit_is_disabled(u)) return false;
auto tid = u->unit_type->id;
if (tid >= UnitTypes::Special_Floor_Missile_Trap && tid <= UnitTypes::Special_Right_Wall_Flame_Trap) return false;
if (tid == UnitTypes::Terran_Vulture_Spider_Mine) return false;
if (tid == UnitTypes::Zerg_Egg) return false;
if (tid == UnitTypes::Critter_Rhynadon) return false;
if (tid == UnitTypes::Critter_Bengalaas) return false;
if (tid == UnitTypes::Critter_Scantid) return false;
if (tid == UnitTypes::Critter_Kakaru) return false;
if (tid == UnitTypes::Critter_Ragnasaur) return false;
if (tid == UnitTypes::Critter_Ursadon) return false;
if (tid == UnitTypes::Spell_Dark_Swarm) return false;
if (tid == UnitTypes::Spell_Disruption_Web) return false;
return true;
}
auto selected_units(int owner) const {
return make_filter_range(action_st.selection.at(owner), [this](unit_t* u) {
return u && !unit_dead(u);
});
}
auto control_group(int owner, size_t group_n) const {
return make_filter_range(make_transform_range(action_st.control_groups.at(owner).at(group_n), [this](unit_id u) {
return get_unit(u);
}), [](unit_t* u) {
return u != nullptr;
});
}
unit_t* get_first_selected_unit(int owner) const {
for (unit_t* u : selected_units(owner)) {
return u;
}
return nullptr;
}
unit_t* get_single_selected_unit(int owner) const {
auto sel = selected_units(owner);
if (sel.empty()) return nullptr;
auto i = sel.begin();
if (std::next(i) != sel.end()) return nullptr;
return *i;
}
virtual void on_unit_deselect(unit_t* u) override {
for (size_t i = 0; i != 8; ++i) {
auto& selection = action_st.selection.at(i);
auto it = std::find(selection.begin(), selection.end(), u);
if (it != selection.end()) selection.erase(it);
}
}
struct group_move_t {
xy original_target_pos;
xy target_pos;
xy move_offset;
bool has_move_offset;
bool target_is_in_unit_bounds;
};
void calc_group_move(group_move_t& g, int owner, xy target_pos, bool can_be_obstructed) {
g.original_target_pos = target_pos;
g.has_move_offset = false;
g.target_is_in_unit_bounds = false;
rect area{{std::numeric_limits<int>::max(), std::numeric_limits<int>::max()}, {0, 0}};
bool any_collision_enabled_units = false;
size_t n_units = 0;
xy sum_pos;
unsigned units_area = 0;
for (const unit_t* u : selected_units(owner)) {
++n_units;
if (u->pathing_flags & 1) any_collision_enabled_units = true;
xy pos = u->sprite->position;
if (pos.x < area.from.x) area.from.x = pos.x;
if (pos.y < area.from.y) area.from.y = pos.y;
if (pos.x > area.to.x) area.to.x = pos.x;
if (pos.y > area.to.y) area.to.y = pos.y;
sum_pos += pos;
int w = u->unit_type->dimensions.from.x + u->unit_type->dimensions.to.x + 1;
int h = u->unit_type->dimensions.from.y + u->unit_type->dimensions.to.y + 1;
units_area += w * h;
}
if (n_units == 0) return;
if (any_collision_enabled_units && can_be_obstructed) {
auto find_target = [&](rect bb, xy source_pos) {
auto* source_region = get_region_at_prefer_walkable(source_pos);
auto* target_region = get_region_at_prefer_walkable(target_pos);
if (!is_walkable(target_pos) || source_region->group_index != target_region->group_index) {
pathfinder pf;
if (pathfinder_find_long_path(pf, source_pos, target_pos)) target_region = pf.long_path.back();
}
target_pos = pathfinder_adjust_destination(target_region, target_pos);
target_pos = pathfinder_adjust_target_pos(bb, target_pos).second;
};
if (n_units == 1) {
unit_t* u = get_first_selected_unit(owner);
if (!unit_type_can_fit_at(u->unit_type, target_pos)) {
const unit_t* u = *selected_units(owner).begin();
find_target(unit_type_inner_bounding_box(u->unit_type), u->sprite->position);
}
} else {
int units_area_square_width = isqrt(units_area * 2);
if (!rectangle_can_fit_at(target_pos, units_area_square_width, units_area_square_width)) {
rect bb;
bb.from.x = -units_area_square_width / 2;
bb.from.y = -units_area_square_width / 2;
bb.to.x = bb.from.x + units_area_square_width;
bb.to.y = bb.from.y + units_area_square_width;
find_target(bb, sum_pos / (int)n_units);
}
}
target_pos = restrict_pos_to_map_bounds(target_pos);
}
if (n_units >= 2) {
if (is_in_inner_bounds(g.original_target_pos, area)) {
g.target_is_in_unit_bounds = true;
g.move_offset = {};
} else if (any_collision_enabled_units) {
if (area.to.x - area.from.x <= 192 && area.to.y - area.from.y <= 192) {
g.move_offset = g.original_target_pos - sum_pos / (int)n_units;
g.has_move_offset = true;
}
} else {
if (area.to.x - area.from.x <= 256 && area.to.y - area.from.y <= 256) {
g.move_offset = g.original_target_pos - sum_pos / (int)n_units;
g.has_move_offset = true;
}
}
}
g.target_pos = target_pos;
}
xy get_group_move_pos(const unit_t* u, xy pos, const group_move_t& g) const {
xy target_pos = u->pathing_flags & 1 ? g.target_pos : g.original_target_pos;
if (g.target_is_in_unit_bounds) {
pos = u->sprite->position;
if (pos.x <= target_pos.x - 32) {
pos.x = target_pos.x - 32;
} else if (pos.x >= target_pos.x + 32) {
pos.x = target_pos.x + 32;
}
if (pos.y <= target_pos.y - 32) {
pos.y = target_pos.y - 32;
} else if (pos.y >= target_pos.y + 32) {
pos.y = target_pos.y + 32;
}
} else {
if (g.has_move_offset) {
pos.x = u->sprite->position.x + g.move_offset.x;
pos.y = u->sprite->position.y + g.move_offset.y;
}
}
pos = restrict_move_target_to_valid_bounds(u, pos);
if (~u->pathing_flags & 1) return pos;
auto* source_region = get_region_at(target_pos);
if (unit_type_can_fit_at(u->unit_type, pos)) {
auto* pos_region = get_region_at(pos);
if (pos_region == source_region) return pos;
for (auto* n : source_region->walkable_neighbors) {
if (n == pos_region) return pos;
}
}
int distance_to_target = xy_length(target_pos - pos);
if (distance_to_target == 0) distance_to_target = 1;
int step_distance = std::min(distance_to_target / 4, 16);
if (step_distance < 2) step_distance = distance_to_target;
for (int distance = step_distance; distance <= distance_to_target; distance += step_distance) {
xy npos = pos + (target_pos - pos) * distance / distance_to_target;
if (unit_type_can_fit_at(u->unit_type, npos)) {
auto* npos_region = get_region_at(npos);
if (npos_region == source_region) return npos;
for (auto* n : source_region->walkable_neighbors) {
if (n == npos_region) return npos;
}
}
}
return target_pos;
}
bool morph_archon_impl(int owner, bool is_dark_archon) {
auto sel = selected_units(owner);
auto i = sel.begin();
if (i == sel.end()) return false;
if (!unit_can_use_tech(*i, get_tech_type(is_dark_archon ? TechTypes::Dark_Archon_Meld : TechTypes::Archon_Warp), owner)) return false;
bool retval = false;
static_vector<unit_t*, 12> units;
for (;i != sel.end(); ++i) {
unit_t* u = *i;
if (unit_is(u, is_dark_archon ? UnitTypes::Protoss_Dark_Templar : UnitTypes::Protoss_High_Templar)) units.push_back(u);
}
if (units.size() < 2) return false;
for (size_t index = 0; index != units.size(); ++index) {
unit_t* u = units[index];
if (!u) continue;
int nearest_distance = std::numeric_limits<int>::max();
unit_t* nearest_unit = nullptr;
for (size_t index2 = index + 1; index2 != units.size(); ++index2) {
unit_t* u2 = units[index2];
if (!u2) continue;
xy relpos = u->sprite->position - u2->sprite->position;
int d = relpos.x * relpos.x + relpos.y * relpos.y;
if (d < nearest_distance) {
units[index2] = nearest_unit;
nearest_distance = d;
nearest_unit = u2;
}
}
if (!nearest_unit) continue;
set_unit_order(u, get_order_type(is_dark_archon ? Orders::DarkArchonMeld : Orders::ArchonWarp), nearest_unit);
set_unit_order(nearest_unit, get_order_type(is_dark_archon ? Orders::DarkArchonMeld : Orders::ArchonWarp), u);
retval = true;
}
return retval;
}
template<typename units_T>
bool action_select(int owner, units_T&& units) {
auto& selection = action_st.selection.at(owner);
selection.clear();
bool retval = false;
for (unit_t* u : units) {
if (u && u->unit_type->id != UnitTypes::Terran_Nuclear_Missile) {
if (std::find(selection.begin(), selection.end(), u) == selection.end()) {
if (!us_hidden(u) && (selection.empty() || unit_can_be_multi_selected(u))) {
if (selection.size() == 12) error("action_select: attempt to select more than 12 units");
selection.push_back(u);
retval = true;
}
}
}
}
return retval;
}
bool action_select(int owner, unit_t* u) {
return action_select(owner, std::array<unit_t*, 1>{u});
}
template<typename units_T>
bool action_shift_select(int owner, units_T&& units) {
auto& selection = action_st.selection.at(owner);
if (selection.size() + units.size() > 12) return false;
bool retval = false;
for (unit_t* u : units) {
if (u) {
if (std::find(selection.begin(), selection.end(), u) == selection.end()) {
if (!us_hidden(u) && (selection.empty() || unit_can_be_multi_selected(u))) {
if (selection.size() == 12) error("action_shift_select: attempt to select more than 12 units");
selection.push_back(u);
retval = true;
}
}
}
}
return retval;
}
bool action_shift_select(int owner, unit_t* u) {
return action_shift_select(owner, std::array<unit_t*, 1>{u});
}
template<typename units_T>
bool action_deselect(int owner, units_T&& units) {
auto& selection = action_st.selection.at(owner);
bool retval = false;
for (unit_t* u : units) {
if (u) {
auto i = std::find(selection.begin(), selection.end(), u);
if (i != selection.end()) {
selection.erase(i);
retval = true;
}
}
}
return retval;
}
bool action_deselect(int owner, unit_t* u) {
return action_deselect(owner, std::array<unit_t*, 1>{u});
}
bool action_train(int owner, const unit_type_t* unit_type) {
unit_t* u = get_single_selected_unit(owner);
if (!u) return false;
if (u->owner != owner) return false;
if (!unit_can_build(u, unit_type)) return false;
if (unit_type->id > UnitTypes::Spell_Disruption_Web) return false;
if (!build_queue_push(u, unit_type)) return false;
set_secondary_order(u, get_order_type(Orders::Train));
return true;
}
bool action_build(int owner, const order_type_t* order_type, const unit_type_t* unit_type, xy_t<size_t> tile_pos) {
unit_t* u = get_single_selected_unit(owner);
if (!u) return false;
if (u->owner != owner) return false;
if (!unit_build_order_valid(u, order_type, unit_type, owner)) return false;
if (ut_addon(unit_type)) {
xy pos(int(32 * tile_pos.x) + unit_type->placement_size.x / 2, int(32 * tile_pos.y) + unit_type->placement_size.y / 2);
if (can_place_building(u, owner, unit_type, pos, false, false)) {
xy builder_pos(int(32 * tile_pos.x + u->unit_type->placement_size.x / 2), int(32 * tile_pos.y + u->unit_type->placement_size.y / 2));
builder_pos.x -= unit_type->addon_position.x / 32 * 32;
builder_pos.y -= unit_type->addon_position.y / 32 * 32;
if (can_place_building(u, owner, u->unit_type, builder_pos, false, false)) {
place_building(u, order_type, unit_type, builder_pos);
}
}
} else {
xy pos(int(32 * tile_pos.x) + unit_type->placement_size.x / 2, int(32 * tile_pos.y) + unit_type->placement_size.y / 2);
if (can_place_building(u, owner, unit_type, pos, false, false)) {
place_building(u, order_type, unit_type, pos);
}
}
return true;
}
bool action_default_order(int owner, xy pos, unit_t* target, const unit_type_t* target_unit_type, bool queue) {
if (!is_in_map_bounds(pos)) return false;
if (target) target_unit_type = nullptr;
else if (target_unit_type) {
if (player_position_is_visible(owner, pos)) {
target = find_unit_noexpand({pos - xy(96, 96), pos + xy(96, 96)}, [&](unit_t* n) {
if (n->unit_type != target_unit_type) return false;
if (n->sprite->position.x + n->unit_type->placement_size.x / 2 - (unsigned)pos.x >= (unsigned)n->unit_type->placement_size.x) return false;
if (n->sprite->position.y + n->unit_type->placement_size.y / 2 - (unsigned)pos.y >= (unsigned)n->unit_type->placement_size.y) return false;
return true;
});
target_unit_type = nullptr;
}
}
group_move_t g;
bool has_calculated_group_move = false;
bool retval = false;
for (unit_t* u : selected_units(owner)) {
const order_type_t* order = get_default_order(default_action(u), u, pos, target, target_unit_type);
if (order) {
if (order->id == Orders::RallyPointUnit) {
if (unit_is_factory(u)) {
retval = true;
if (!target) target = u;
u->building.rally.unit = target;
u->building.rally.pos = target->sprite->position;
}
} else if (target != u) {
if (order->id == Orders::RallyPointTile) {
if (unit_is_factory(u)) {
retval = true;
u->building.rally.unit = nullptr;
u->building.rally.pos = pos;
}
} else {
if (order->id == Orders::AttackDefault) {
if (u->subunit) {
issue_order(u->subunit, queue, u->subunit->unit_type->attack_unit, target);
}
order = u->unit_type->attack_unit;
}
if (unit_can_receive_order(u, order, owner)) {
retval = true;
if (target) {
order_target_t order_target;
order_target.unit = target;
issue_order(u, queue, order, order_target);
} else {
order_target_t order_target;
order_target.position = pos;
order_target.unit_type = target_unit_type;
if (!target_unit_type) {
if (!has_calculated_group_move) {
has_calculated_group_move = true;
calc_group_move(g, owner, pos, true);
}
order_target.position = get_group_move_pos(u, pos, g);
}
issue_order(u, queue, order, order_target);
}
u->user_action_flags |= 2;
}
}
}
}
}
return retval;
}
bool action_order(int owner, const order_type_t* input_order, xy pos, unit_t* target, const unit_type_t* target_unit_type, bool queue) {
if (!is_in_map_bounds(pos)) return false;
switch (input_order->id) {
case Orders::Die:
case Orders::InfestedCommandCenter:
case Orders::SpiderMine:
case Orders::DroneStartBuild:
case Orders::InfestingCommandCenter:
case Orders::PlaceBuilding:
case Orders::PlaceProtossBuilding:
case Orders::CreateProtossBuilding:
case Orders::ConstructingBuilding:
case Orders::PlaceAddon:
case Orders::BuildNydusExit:
case Orders::BuildingLand:
case Orders::BuildingLiftoff:
case Orders::DroneLiftOff:
case Orders::Harvest2:
case Orders::MoveToGas:
case Orders::WaitForGas:
case Orders::HarvestGas:
case Orders::MoveToMinerals:
case Orders::WaitForMinerals:
case Orders::MiningMinerals:
case Orders::GatheringInterrupted:
case Orders::GatherWaitInterrupted:
case Orders::CTFCOP2:
return false;
default:
break;
}
bool can_be_obstructed = input_order->can_be_obstructed;
group_move_t g;
bool has_calculated_group_move = false;
bool retval = false;
for (unit_t* u : selected_units(owner)) {
const order_type_t* order = input_order;
if (order->tech_type == TechTypes::None) {
if (!unit_can_receive_order(u, order, owner)) continue;
} else {
if (!unit_can_use_tech(u, get_tech_type(order->tech_type), owner)) continue;
}
if (u == target) {
if (!unit_order_can_target_self(u, order)) continue;
}
if (u->order_type->id == Orders::NukeLaunch) continue;
if (default_action(u) == 0) {
auto oid = order->id;
if (oid != Orders::RallyPointUnit && oid != Orders::RallyPointTile && oid != Orders::RechargeShieldsBattery && oid != Orders::PickupBunker) continue;
}
if (unit_is(u, UnitTypes::Terran_Medic)) {
if (order->id == Orders::AttackMove || order->id == Orders::AttackDefault) {
order = get_order_type(Orders::HealMove);
}
}
const order_type_t* subunit_order = get_order_type(Orders::Nothing);
if (order->id == Orders::AttackDefault) {
if (target) order = u->unit_type->attack_unit;
else order = u->unit_type->attack_move;
if (order->id == Orders::Nothing) continue;
if (u->subunit) {
if (target) subunit_order = u->subunit->unit_type->attack_unit;
else subunit_order = u->subunit->unit_type->attack_move;
}
}
if (order->id == Orders::RallyPointUnit) {
if (unit_is_factory(u)) {
retval = true;
if (!target) target = u;
u->building.rally.unit = target;
u->building.rally.pos = target->sprite->position;
}
u->user_action_flags |= 2;
} else if (order->id == Orders::RallyPointTile) {
if (unit_is_factory(u)) {
retval = true;
u->building.rally.unit = nullptr;
u->building.rally.pos = pos;
}
u->user_action_flags |= 2;
} else {
retval = true;
if (target) {
order_target_t order_target;
order_target.unit = target;
issue_order(u, queue, order, order_target);
if (subunit_order->id != Orders::Nothing) issue_order(u->subunit, queue, subunit_order, order_target);
} else {
order_target_t order_target;
order_target.position = pos;
order_target.unit_type = target_unit_type;
if (!target_unit_type) {
if (!has_calculated_group_move) {
has_calculated_group_move = true;
calc_group_move(g, owner, pos, can_be_obstructed);
}
order_target.position = get_group_move_pos(u, pos, g);
}
issue_order(u, queue, order, order_target);
if (subunit_order->id != Orders::Nothing) issue_order(u->subunit, queue, subunit_order, order_target);
}
u->user_action_flags |= 2;
}
}
return retval;
}
bool action_stop(int owner, bool queue) {
bool retval = false;
for (unit_t* u : selected_units(owner)) {
if (unit_can_receive_order(u, get_order_type(Orders::Stop), owner)) {
retval = true;
issue_order(u, queue, get_order_type(Orders::Stop), {});
}
}
return retval;
}
bool action_cancel_building_unit(int owner) {
unit_t* u = get_single_selected_unit(owner);
if (!u || u->owner != owner) return false;
cancel_building_unit(u);
return true;
}
bool action_cancel_build_queue(int owner, size_t slot) {
unit_t* u = get_single_selected_unit(owner);
if (!u || u->owner != owner) return false;
if (!u_completed(u)) return false;
if (unit_is(u, UnitTypes::Zerg_Larva)) return false;
if (unit_is(u, UnitTypes::Zerg_Mutalisk)) return false;
if (unit_is(u, UnitTypes::Zerg_Hydralisk)) return false;
if (unit_is(u, UnitTypes::Zerg_Hatchery)) return false;
if (unit_is(u, UnitTypes::Zerg_Lair)) return false;
if (unit_is(u, UnitTypes::Zerg_Spire)) return false;
if (unit_is(u, UnitTypes::Zerg_Creep_Colony)) return false;
if (u->build_queue.empty()) return false;
if (slot == 254) slot = u->build_queue.size() - 1;
if (slot >= u->build_queue.size()) return false;
cancel_build_queue(u, slot);
return true;
}
bool action_control_group(int owner, size_t group_n, int subaction) {
if (group_n >= 10) return false;
bool retval = false;
if (subaction == 1) {
auto& group = action_st.control_groups.at(owner).at(group_n);
if (!group.empty()) {
auto& selection = action_st.selection.at(owner);
selection.clear();
for (size_t i = 0; i != group.size(); ++i) {
unit_t* u = get_unit(group[i]);
if (u && !us_hidden(u) && u->owner == owner && (group.size() == 1 || unit_can_be_multi_selected(u))) {
selection.push_back(u);
retval = true;
} else {
if (i != group.size() - 1) std::swap(group[i], group[group.size() - 1]);
group.pop_back();
--i;
}
}
}
} else if (subaction == 0 || subaction == 2) {
auto& group = action_st.control_groups.at(owner).at(group_n);
if (subaction == 0) {
group.clear();
for (unit_t* u : selected_units(owner)) {
if (u->owner != owner) break;
auto uid = get_unit_id(u);
if (group.size() == 12) error("attempt to control group more than 12 units");
group.push_back(uid);
retval = true;
}
} else {
if (!group.empty()) {
unit_t* u = get_unit(group[0]);
if (u && !unit_dead(u) && !unit_can_be_multi_selected(u)) return false;
}
for (unit_t* u : selected_units(owner)) {
if (u->owner != owner) break;
auto uid = get_unit_id(u);
if (group.empty() || unit_can_be_multi_selected(u)) {
auto i = std::find(group.begin(), group.end(), uid);
if (i == group.end()) {
if (group.size() == 12) {
// original buffer overflow bug
if (group_n != 9) {
auto& next_group = action_st.control_groups.at(owner).at(group_n + 1);
if (next_group.empty()) next_group.push_back(uid);
else next_group[0] = uid;
}
break;
}
group.push_back(uid);
retval = true;
if (group.size() == 12) break;
}
}
}
}
} else error("action_control_group: unknown subaction %d", subaction);
return retval;
}
bool action_unload_all(int owner, bool queue) {
bool retval = false;
for (unit_t* u : selected_units(owner)) {
if (!unit_can_receive_order(u, get_order_type(Orders::Unload), owner)) continue;
if (loaded_units(u).empty()) continue;
issue_order(u, queue, get_order_type(Orders::Unload), {});
}
return retval;
}
bool action_unload(int owner, unit_t* target) {
if (!target) return false;
if (target->owner != owner) return false;
if (!target->connected_unit || !u_loaded(target)) return false;
return unit_unload(target);
}
bool action_liftoff(int owner, xy pos) {
if (!is_in_map_bounds(pos)) return false;
unit_t* u = get_single_selected_unit(owner);
if (!u) return false;
if (unit_is_constructing(u)) return false;
if (unit_is_researching(u) || unit_is_upgrading(u)) return false;
if (!unit_can_receive_order(u, get_order_type(Orders::BuildingLiftoff), owner)) return false;
set_unit_order(u, get_order_type(Orders::BuildingLiftoff), pos);
set_queued_order(u, false, u->unit_type->return_to_idle, pos - xy(0, 42));
return true;
}
bool action_research(int owner, const tech_type_t* tech) {
unit_t* u = get_single_selected_unit(owner);
if (!u) return false;
if (!unit_can_research(u, tech, owner)) return false;
if (!has_available_resources_for(u->owner, tech, true)) return false;
st.current_minerals[u->owner] -= tech->mineral_cost;
st.current_gas[u->owner] -= tech->gas_cost;
u->building.researching_type = tech;
u->building.upgrade_research_time = tech->research_time;
st.tech_researching[u->owner][tech->id] = true;
sprite_run_anim(u->sprite, iscript_anims::IsWorking);
set_unit_order(u, get_order_type(Orders::ResearchTech));
return true;
}
bool action_cancel_research(int owner) {
unit_t* u = get_single_selected_unit(owner);
if (!u || u->owner != owner) return false;
if (!ut_building(u)) return false;
if (!u_completed(u)) return false;
if (!unit_is_researching(u)) return false;
cancel_research(u);
return true;
}
bool action_upgrade(int owner, const upgrade_type_t* upgrade) {
unit_t* u = get_single_selected_unit(owner);
if (!u) return false;
if (!unit_can_upgrade(u, upgrade, owner)) return false;
if (!has_available_resources_for(u->owner, upgrade, true)) return false;
st.current_minerals[u->owner] -= upgrade_mineral_cost(owner, upgrade);
st.current_gas[u->owner] -= upgrade_gas_cost(owner, upgrade);
u->building.upgrading_type = upgrade;
u->building.upgrade_research_time = upgrade_time_cost(owner, upgrade);
u->building.upgrading_level = player_upgrade_level(owner, upgrade->id) + 1;
st.upgrade_upgrading[u->owner][upgrade->id] = true;
sprite_run_anim(u->sprite, iscript_anims::IsWorking);
set_unit_order(u, get_order_type(Orders::Upgrade));
return true;
}
bool action_cancel_upgrade(int owner) {
unit_t* u = get_single_selected_unit(owner);
if (!u || u->owner != owner) return false;
if (!ut_building(u)) return false;
if (!u_completed(u)) return false;
if (!unit_is_upgrading(u)) return false;
cancel_upgrade(u);
return true;
}
bool action_unsiege(int owner, bool queue) {
bool retval = false;
for (unit_t* u : selected_units(owner)) {
if (u->owner != owner) continue;
if (!unit_is_sieged_tank(u)) continue;
if (u->order_type->id == Orders::Unsieging) continue;
if (!unit_can_use_tech(u, get_tech_type(TechTypes::Tank_Siege_Mode))) continue;
issue_order(u, queue, get_order_type(Orders::Unsieging), {});
retval = true;
}
return retval;
}
bool action_siege(int owner, bool queue) {
bool retval = false;
for (unit_t* u : selected_units(owner)) {
if (u->owner != owner) continue;
if (!unit_is_unsieged_tank(u)) continue;
if (u->order_type->id == Orders::Sieging) continue;
if (!unit_can_use_tech(u, get_tech_type(TechTypes::Tank_Siege_Mode))) continue;
issue_order(u, queue, get_order_type(Orders::Sieging), {});
retval = true;
}
return retval;
}
bool action_return_cargo(int owner, bool queue) {
bool retval = false;
for (unit_t* u : selected_units(owner)) {
const order_type_t* order = nullptr;
if (u->carrying_flags & 2) order = get_order_type(Orders::ReturnMinerals);
else if (u->carrying_flags & 1) order = get_order_type(Orders::ReturnGas);
if (!order) continue;
if (!unit_can_receive_order(u, order, owner)) continue;
issue_order(u, queue, order, {});
retval = true;
}
return retval;
}
bool action_hold_position(int owner, bool queue) {
bool retval = false;
for (unit_t* u : selected_units(owner)) {
const order_type_t* order = get_order_type(Orders::HoldPosition);
if (unit_is_carrier(u)) order = get_order_type(Orders::CarrierHoldPosition);
else if (unit_is_reaver(u)) order = get_order_type(Orders::ReaverHoldPosition);
else if (unit_is_queen(u)) order = get_order_type(Orders::QueenHoldPosition);
else if (unit_is(u, UnitTypes::Zerg_Scourge) || unit_is(u, UnitTypes::Zerg_Infested_Terran)) order = get_order_type(Orders::SuicideHoldPosition);
else if (unit_is(u, UnitTypes::Terran_Medic)) order = get_order_type(Orders::MedicHoldPosition);
if (!unit_can_receive_order(u, order, owner)) continue;
issue_order(u, queue, order, {});
retval = true;
}
return retval;
}
bool action_cloak(int owner) {
bool retval = false;
for (unit_t* u : selected_units(owner)) {
if (u->owner != owner) continue;
const tech_type_t* tech = nullptr;
if (unit_is_ghost(u)) tech = get_tech_type(TechTypes::Personnel_Cloaking);
else if (unit_is_wraith(u)) tech = get_tech_type(TechTypes::Cloaking_Field);
if (!tech) continue;
if (!unit_can_use_tech(u, tech)) continue;
if (u_requires_detector(u)) continue;
if (u->energy < fp8::integer(tech->energy_cost)) continue;
u->energy -= fp8::integer(tech->energy_cost);
set_secondary_order(u, get_order_type(Orders::Cloak));
}
return retval;
}
bool action_decloak(int owner) {
bool retval = false;
for (unit_t* u : selected_units(owner)) {
if (u->owner != owner) continue;
const tech_type_t* tech = nullptr;
if (unit_is_ghost(u)) tech = get_tech_type(TechTypes::Personnel_Cloaking);
else if (unit_is_wraith(u)) tech = get_tech_type(TechTypes::Cloaking_Field);
if (!tech) continue;
if (!unit_can_use_tech(u, tech)) continue;
set_secondary_order(u, get_order_type(Orders::Decloak));
}
return retval;
}
bool action_set_alliances(int owner, std::array<int, 12> alliances) {
st.alliances.at(owner) = alliances;
for (unit_t* u : ptr(st.player_units[owner])) {
if (u->order_target.unit && u->order_type->targets_enemies) {
if (alliances[u->order_target.unit->owner] && !unit_target_is_enemy(u, u->order_target.unit)) {
u->order_target.unit = nullptr;
}
}
}
return true;
}
bool action_set_shared_vision(int owner, uint32_t flags) {
flags &= 0xff;
flags |= st.shared_vision.at(owner) & 0xff00;
st.shared_vision.at(owner) = flags;
return true;
}
bool action_cancel_addon(int owner) {
unit_t* u = get_single_selected_unit(owner);
if (!u || u->owner != owner) return false;
if (!u_completed(u)) return false;
if (!u_grounded_building(u)) return false;
if (u->secondary_order_type->id != Orders::BuildAddon) return false;
unit_t* addon = u->current_build_unit;
if (!addon) return false;
if (u_completed(addon)) return false;
cancel_building_unit(addon);
return true;
}
bool action_stim_pack(int owner) {
bool retval = false;
for (unit_t* u : selected_units(owner)) {
if (u->owner != owner) continue;
if (!unit_can_use_tech(u, get_tech_type(TechTypes::Stim_Packs))) continue;
if (u->hp <= fp8::integer(10)) continue;
play_sound(lcg_rand(31, 278, 279), u);
unit_deal_damage(u, fp8::integer(10), nullptr, ~0);
if (u->stim_timer < 37) {
u->stim_timer = 37;
update_unit_speed(u);
}
retval = true;
}
return retval;
}
bool action_cancel_nuke(int owner) {
bool retval = false;
for (unit_t* u : selected_units(owner)) {
if (!unit_is_ghost(u)) continue;
if (!u->connected_unit || !unit_is(u->connected_unit, UnitTypes::Terran_Nuclear_Missile)) continue;
u->connected_unit->connected_unit = nullptr;
u->connected_unit = nullptr;
retval = true;
}
return retval;
}
bool action_morph(int owner, const unit_type_t* unit_type) {
bool retval = false;
for (unit_t* u : selected_units(owner)) {
if (u->owner != owner) continue;
if (unit_is(u, UnitTypes::Zerg_Hydralisk) && unit_is(unit_type, UnitTypes::Zerg_Lurker)) {
if (!unit_can_use_tech(u, get_tech_type(TechTypes::Lurker_Aspect))) continue;
} else if (unit_is(u, UnitTypes::Zerg_Larva) || unit_is(u, UnitTypes::Zerg_Mutalisk)) {
if (!unit_can_build(u, unit_type)) continue;
} else continue;
if (u->order_type->id == Orders::ZergUnitMorph) continue;
if (!build_queue_push(u, unit_type)) continue;
set_unit_order(u, get_order_type(Orders::ZergUnitMorph));
retval = true;
}
return retval;
}
bool action_morph_building(int owner, const unit_type_t* unit_type) {
if (!unit_is_zerg_building(unit_type)) return false;
bool retval = false;
for (unit_t* u : selected_units(owner)) {
if (u->owner != owner) continue;
if (!unit_is_zerg_building(u)) continue;
if (!unit_can_build(u, unit_type)) continue;
if (!build_queue_push(u, unit_type)) continue;
if (u->order_type->id != Orders::ZergBuildingMorph) set_unit_order(u, get_order_type(Orders::ZergBuildingMorph));
retval = true;
}
return retval;
}
bool action_burrow(int owner, bool queue) {
bool retval = false;
for (unit_t* u : selected_units(owner)) {
if (!unit_can_use_tech(u, get_tech_type(TechTypes::Burrowing), owner)) continue;
if (u_burrowed(u)) continue;
if (u->order_type->id == Orders::Burrowing) continue;
issue_order(u, queue, get_order_type(Orders::Burrowing), {});
retval = true;
}
return retval;
}
bool action_unburrow(int owner) {
bool retval = false;
for (unit_t* u : selected_units(owner)) {
if (!unit_can_use_tech(u, get_tech_type(TechTypes::Burrowing), owner)) continue;
if (!ut_can_burrow(u)) continue;
unburrow_unit(u);
retval = true;
}
return retval;
}
bool action_cancel_morph(int owner) {
bool retval = false;
for (unit_t* u : selected_units(owner)) {
if (!u || u->owner != owner) return false;
if (cancel_building_unit(u)) retval = true;
}
return retval;
}
bool action_morph_archon(int owner) {
return morph_archon_impl(owner, false);
}
bool action_carrier_stop(int owner) {
bool retval = false;
for (unit_t* u : selected_units(owner)) {
if (!unit_can_receive_order(u, get_order_type(Orders::CarrierStop), owner)) continue;
set_unit_order(u, get_order_type(Orders::CarrierStop));
retval = true;
}
return retval;
}
bool action_train_fighter(int owner) {
bool retval = false;
for (unit_t* u : selected_units(owner)) {
if (u->owner != owner) continue;
const unit_type_t* build_type = nullptr;
if (unit_is_carrier(u)) build_type = get_unit_type(UnitTypes::Protoss_Interceptor);
else if (unit_is_reaver(u)) build_type = get_unit_type(UnitTypes::Protoss_Scarab);
if (!build_type) continue;
if (!unit_can_build(u, build_type)) continue;
if (!build_queue_push(u, build_type)) continue;
if (u->secondary_order_state != 2) {
u->secondary_order_type = nullptr;
set_secondary_order(u, get_order_type(Orders::TrainFighter));
}
retval = true;
}
return retval;
}
bool action_morph_dark_archon(int owner) {
return morph_archon_impl(owner, true);
}
bool action_reaver_stop(int owner) {
bool retval = false;
for (unit_t* u : selected_units(owner)) {
if (!unit_can_receive_order(u, get_order_type(Orders::ReaverStop), owner)) continue;
set_unit_order(u, get_order_type(Orders::ReaverStop));
retval = true;
}
return retval;
}
bool action_player_leave(int owner, int reason) {
if (reason == 6) player_dropped(owner);
else player_left(owner);
return true;
}
bool action_cheat(int owner, int flags) {
if (!st.cheats_enabled) return false;
st.cheat_operation_cwal = (flags & 2) != 0;
if (flags & 2) flags &= ~2;
if (flags & 0x10) {
flags &= ~0x10;
for (size_t i = 0; i != 12; ++i) {
if (st.players[i].controller == player_t::controller_occupied) {
st.current_minerals[i] += 10000;
st.current_gas[i] += 10000;
}
}
}
if (flags) error("unknown cheat flag(s) %#x", flags);