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Limit how many workers can harvest the same resource

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This commit is contained in:
Klemen Plestenjak
2024-02-05 09:19:59 +01:00
parent ab0fef8ebf
commit d55ed29f97
11 changed files with 87 additions and 19 deletions
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17
game/ai_actions.c
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@@ -53,11 +53,15 @@ BzBTStatus aiEvadeTarget(AIBlackboard *data, f32 dt) {
BzBTStatus aiFindNextHarvestable(AIBlackboard *data, f32 dt) {
ecs_entity_t harvestTarget = data->as.worker.harvestTarget;
if (ecs_is_alive(ECS, harvestTarget)) {
BZ_ASSERT(ecs_has_id(ECS, harvestTarget, Harvestable));
BZ_ASSERT(ecs_has_id(ECS, harvestTarget, ecs_id(Harvestable)));
Harvestable harvestable = *ecs_get(ECS, harvestTarget, Harvestable);
if (harvestable.harvestCount < harvestable.harvestLimit) {
// Target still alive, no need to find next harvestable
data->moveToPos = data->as.worker.harvestPos;
return BZ_BT_SUCCESS;
}
}
BZ_ASSERT(ecs_has(ECS, data->entity, Worker));
Worker *worker = ecs_get_mut(ECS, data->entity, Worker);
@@ -82,10 +86,13 @@ BzBTStatus aiFindNextHarvestable(AIBlackboard *data, f32 dt) {
while (bzSpatialGridQueryNext(&it)) {
ecs_entity_t entity = *(ecs_entity_t *) it.data;
if (!ecs_is_alive(ECS, entity)) continue;
if (!ecs_has_id(ECS, entity, Harvestable) ||
if (!ecs_has_id(ECS, entity, ecs_id(Harvestable)) ||
!ecs_has(ECS, entity, Resource) ||
!ecs_has(ECS, entity, Position))
continue;
Harvestable harvestable = *ecs_get(ECS, entity, Harvestable);
if (harvestable.harvestCount >= harvestable.harvestLimit)
continue;
Resource resource = *ecs_get(ECS, entity, Resource);
Position resPos = *ecs_get(ECS, entity, Position);
if (resource.type != harvestType) continue;
@@ -151,7 +158,11 @@ BzBTStatus aiHarvestRes(AIBlackboard *data, f32 dt) {
if (!ecs_is_alive(ECS, harvestTarget))
return BZ_BT_FAIL;
BZ_ASSERT(ecs_has_id(ECS, harvestTarget, Harvestable));
BZ_ASSERT(ecs_has_id(ECS, harvestTarget, ecs_id(Harvestable)));
Harvestable *harvestable = ecs_get_mut(ECS, harvestTarget, Harvestable);
if (harvestable->harvestCount >= harvestable->harvestLimit)
return BZ_BT_FAIL;
harvestable->harvestCount++;
if (data->elapsed < worker->collectSpeed) {
data->elapsed += dt;
return BZ_BT_RUNNING;

15
game/buildings.c
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@@ -95,10 +95,21 @@ ecs_entity_t placeBuilding(Game *game, BuildingType type,
ecs_set(ECS, building, AddPopCapacity, {10});
ecs_add_id(ECS, building, Storage);
break;
case BUILDING_HOUSE_01:
case BUILDING_HOUSE_02:
case BUILDING_HOUSE_03:
case BUILDING_HOUSE_04:
case BUILDING_HOUSE_05:
case BUILDING_HOUSE_06:
ecs_set(ECS, building, AddPopCapacity, {5});
ecs_add_id(ECS, building, Storage);
break;
case BUILDING_WHEAT_0:
case BUILDING_WHEAT_1:
hasCollision = false;
ecs_add_id(ECS, building, Harvestable);
ecs_set(ECS, building, Harvestable, {
.harvestLimit = 1
});
ecs_set(ECS, building, Resource, {RES_FOOD, INT32_MAX});
break;
default:
@@ -178,7 +189,7 @@ Vector2 getPositionNearBuilding(ecs_entity_t building, Vector2 fromPos) {
Vector2 center = entityGetCenter(pos, hitbox);
Vector2 size = {hitbox.width, hitbox.height};
size = Vector2SubtractValue(size, 10.0f);
size = Vector2SubtractValue(size, 5.0f);
Vector2 dir = Vector2Normalize(Vector2Subtract(fromPos, center));
dir = Vector2Multiply(dir, size);

4
game/components.c
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@@ -43,7 +43,7 @@ ECS_COMPONENT_DECLARE(Worker);
ECS_COMPONENT_DECLARE(Building);
ECS_COMPONENT_DECLARE(Unit);
ECS_TAG_DECLARE(Storage);
ECS_TAG_DECLARE(Harvestable);
ECS_COMPONENT_DECLARE(Harvestable);
ECS_TAG_DECLARE(Buildable);
ECS_TAG_DECLARE(Workable);
ECS_TAG_DECLARE(Attackable);
@@ -90,7 +90,7 @@ void initComponentIDs(ecs_world_t *ecs) {
ECS_COMPONENT_DEFINE(ecs, Building);
ECS_COMPONENT_DEFINE(ecs, Unit);
ECS_TAG_DEFINE(ecs, Storage);
ECS_TAG_DEFINE(ecs, Harvestable);
ECS_COMPONENT_DEFINE(ecs, Harvestable);
ECS_TAG_DEFINE(ecs, Buildable);
ECS_TAG_DEFINE(ecs, Workable);
ECS_TAG_DEFINE(ecs, Attackable);

6
game/components.h
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@@ -270,7 +270,11 @@ typedef struct Building {
} Building;
extern ECS_TAG_DECLARE(Storage);
extern ECS_COMPONENT_DECLARE(Building);
extern ECS_TAG_DECLARE(Harvestable);
typedef struct Harvestable {
i32 harvestLimit;
i32 harvestCount;
} Harvestable;
extern ECS_COMPONENT_DECLARE(Harvestable);
extern ECS_TAG_DECLARE(Buildable);
extern ECS_TAG_DECLARE(Attackable);

2
game/main.c
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@@ -487,7 +487,6 @@ static void renderGame(Game *game, float dt) {
Rectangle dst = {p[i].x, p[i].y - s[i].y,
s[i].x, s[i].y};
DrawCircleV(p[i], 1.0f, BLUE);
Vector2 origin = {dst.width * 0.5f, dst.height};
dst.x += origin.x;
dst.y += origin.y;
@@ -666,7 +665,6 @@ void igInspectWindow(ecs_entity_t entity, bool *open) {
igTagCheckbox("Selectable", ECS, entity, Selectable);
igTagCheckbox("Selected", ECS, entity, Selected);
igTagCheckbox("Storage", ECS, entity, Storage);
igTagCheckbox("Harvestable", ECS, entity, Harvestable);
igTagCheckbox("Attackable", ECS, entity, Attackable);
}
if (ecs_has(ECS, entity, BzBTState) &&

8
game/map_init.c
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@@ -144,7 +144,9 @@ bool initRocksLayer(BzTileMap *map, BzTileLayer *layer) {
ecs_set(ECS, e, TextureRegion, {tileset->tiles, getTextureRect(tileID)});
ecs_set(ECS, e, Resource, {RES_GOLD, 80});
ecs_add_id(ECS, e, Selectable);
ecs_add_id(ECS, e, Harvestable);
ecs_set(ECS, e, Harvestable, {
.harvestLimit = 4,
});
}
}
return true;
@@ -185,7 +187,9 @@ bool initTreesLayer(BzTileMap *map, BzTileLayer *layer) {
ecs_set(ECS, e, TextureRegion, {tileset->tiles, getTextureRect(tileID)});
ecs_set(ECS, e, Resource, {RES_WOOD, 20});
ecs_add_id(ECS, e, Selectable);
ecs_add_id(ECS, e, Harvestable);
ecs_set(ECS, e, Harvestable, {
.harvestLimit = 4
});
}
}

7
game/systems/s_ai.c
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@@ -3,6 +3,13 @@
#include "../game_state.h"
#include "../ai_actions.h"
void resetHarvestCount(ecs_iter_t *it) {
Harvestable *harvestable = ecs_field(it, Harvestable, 1);
for (i32 i = 0; i < it->count; i++) {
harvestable[i].harvestCount = 0;
}
}
void updateAISystem(ecs_iter_t *it) {
Game *game = ecs_singleton_get_mut(ECS, Game);

2
game/systems/s_event.c
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@@ -4,7 +4,7 @@
#include "../sounds.h"
i32 harvestEvent(ecs_entity_t entity, HarvestEvent event) {
BZ_ASSERT(ecs_has_id(ECS, entity, Harvestable));
BZ_ASSERT(ecs_has_id(ECS, entity, ecs_id(Harvestable)));
BZ_ASSERT(ecs_has(ECS, entity, Resource));
ecs_set(ECS, entity, Easing, {

33
game/systems/s_input.c
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@@ -84,7 +84,7 @@ void inputUnitAction(Game *game, InputState *input) {
input->cursor = CURSOR_NONE;
ecs_entity_t taskEntity;
bool isWorker = selectedAnyHasID(query, ecs_id(Worker));
if (isWorker && (taskEntity = queryEntity(game->entityGrid, input->mouseWorld, Harvestable))) {
if (isWorker && (taskEntity = queryEntity(game->entityGrid, input->mouseWorld, ecs_id(Harvestable)))) {
Resource resource = *ecs_get(ECS, taskEntity, Resource);
switch (resource.type) {
case RES_WOOD:
@@ -99,12 +99,39 @@ void inputUnitAction(Game *game, InputState *input) {
default:;
}
if (isInputBtnJustUp(input, actionBtn)) {
const f32 hRadius = 10.0f;
const Vector2 mPos = input->mouseWorld;
BzSpatialGridIter gridIt = bzSpatialGridIter(game->entityGrid,
mPos.x - hRadius, mPos.y - hRadius,
mPos.x + hRadius, mPos.y + hRadius);
ecs_defer_begin(ECS);
ecs_iter_t it = ecs_query_iter(ECS, query);
while (ecs_query_next(&it)) {
for (i32 i = 0; i < it.count; i++) {
ecs_entity_t entity = it.entities[i];
Position target = *ecs_get(ECS, taskEntity, Position);
bool hasNext = false;
ecs_entity_t harvestEntity = 0;
do {
hasNext = bzSpatialGridQueryNext(&gridIt);
if (!hasNext) break;
harvestEntity = *(ecs_entity_t *) gridIt.data;
if (!ecs_has(ECS, harvestEntity, Resource))
continue;
const Resource *res = ecs_get(ECS, harvestEntity, Resource);
if (res->type != resource.type)
continue;
if (!ecs_has(ECS, harvestEntity, Harvestable))
continue;
Harvestable *harvestable = ecs_get_mut(ECS, harvestEntity, Harvestable);
if (harvestable->harvestCount >= harvestable->harvestLimit)
continue;
harvestable->harvestCount++;
break;
} while (hasNext);
if (!hasNext) break;
Position target = *ecs_get(ECS, harvestEntity, Position);
f32 proximity = 6.0f;
if (resource.type == RES_FOOD)
@@ -116,7 +143,7 @@ void inputUnitAction(Game *game, InputState *input) {
setAIBehaviour(entity, game->BTs.workerHarvest, &(AIBlackboard) {
.as.worker = {
.harvestType = resource.type,
.harvestTarget = taskEntity,
.harvestTarget = harvestEntity,
.harvestPos = target,
},
.proximity = proximity,

1
game/systems/systems.c
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@@ -125,6 +125,7 @@ void setupSystems() {
ECS_SYSTEM(ECS, entityFollowPath, EcsOnUpdate, Path);
ECS_SYSTEM(ECS, entityUpdateArms, EcsOnUpdate, Position, Velocity, Rotation, Orientation, Arms);
ECS_SYSTEM(ECS, resetHarvestCount, EcsOnUpdate, Harvestable);
ECS_SYSTEM(ECS, updateAISystem, EcsOnUpdate, BzBTState);
ECS_SYSTEM(ECS, updateAnimationState, EcsOnUpdate, Animation, TextureRegion);

5
game/systems/systems.h
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@@ -18,6 +18,11 @@ bool entitySetPath(const ecs_entity_t entity, const Vector2 target, Game *game);
* AI systems
**********************************/
/*
* 1. Harvestable
*/
void resetHarvestCount(ecs_iter_t *it);
/*
* 0: Game (singleton)
* 1: BzBTState