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basic ai demo

efd/v1
Dominik Madarász 2023-01-23 11:51:12 +01:00
parent 4fd2856a25
commit 1c68c73028
19 changed files with 1912 additions and 2056 deletions
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1
code/foundation/CMakeLists.txt
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@ -24,6 +24,7 @@ add_library(eco2d-foundation STATIC
src/models/prefabs/splitter.c
src/models/prefabs/craftbench.c
src/models/prefabs/assembler.c
src/models/prefabs/creature.c
src/pkt/packet.c

5
code/foundation/src/dev/debug_ui_actions.c
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@ -3,6 +3,8 @@
#include "models/items.h"
#include "net/network.h"
#include "models/entity.h"
void
ActExitGame(void) {
game_request_close();
@ -230,8 +232,7 @@ ActSpawnDemoNPCs(void) {
if (zpl_array_count(demo_npcs) >= 100000) return;
for (uint32_t i = 0; i < 1000; i++) {
uint64_t e = entity_spawn(EKIND_DEMO_NPC);
ecs_add(world_ecs(), e, DemoNPC);
uint64_t e = entity_spawn_id(ASSET_CREATURE);
Position *pos = ecs_get_mut(world_ecs(), e, Position);
pos->x=(float)(rand() % world_dim());
pos->y=(float)(rand() % world_dim());

4
code/foundation/src/gen/texgen_fallback.c
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@ -27,7 +27,9 @@ Texture2D texgen_build_sprite_fallback(asset_id id) {
case ASSET_IRON_PLATES: return LoadTexEco("iron_plate");
case ASSET_SCREWS: return LoadTexEco("screws");
case ASSET_LOG: return LoadTexEco("log");
case ASSET_PLANK: return LoadTexEco("plank");
case ASSET_PLANK: return LoadTexEco("plank");
case ASSET_CREATURE: return GenColorEco(YELLOW);
case ASSET_CREATURE_FOOD: return GenColorEco(GREEN);
// NOTE(zaklaus): blocks
case ASSET_FENCE: return LoadTexEco("fence");

44
code/foundation/src/lists/assets_ids.h
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@ -2,7 +2,49 @@
#define ASSET_INVALID 0xFF
#include "assets_ids.lst"
#define _ASSETS\
X(ASSET_EMPTY)\
X(ASSET_BLANK)\
X(ASSET_BLOCK_FRAME)\
X(ASSET_BUILDMODE_HIGHLIGHT)\
X(ASSET_PLAYER)\
X(ASSET_THING)\
X(ASSET_CREATURE)\
X(ASSET_CREATURE_FOOD)\
X(ASSET_CHEST)\
X(ASSET_SPLITTER)\
X(ASSET_ASSEMBLER)\
X(ASSET_FURNACE)\
X(ASSET_CRAFTBENCH)\
X(ASSET_BLUEPRINT_BEGIN)\
X(ASSET_BLUEPRINT)\
X(ASSET_BLUEPRINT_DEMO_HOUSE)\
X(ASSET_BLUEPRINT_END)\
X(ASSET_FENCE)\
X(ASSET_DEV)\
X(ASSET_GROUND)\
X(ASSET_DIRT)\
X(ASSET_WATER)\
X(ASSET_LAVA)\
X(ASSET_WALL)\
X(ASSET_HILL)\
X(ASSET_HILL_SNOW)\
X(ASSET_HOLE)\
X(ASSET_WOOD)\
X(ASSET_TREE)\
X(ASSET_COAL)\
X(ASSET_IRON_ORE)\
X(ASSET_IRON_INGOT)\
X(ASSET_IRON_PLATES)\
X(ASSET_SCREWS)\
X(ASSET_LOG)\
X(ASSET_PLANK)\
X(ASSET_TEST_TALL)\
X(ASSET_BELT)\
X(ASSET_BELT_LEFT)\
X(ASSET_BELT_RIGHT)\
X(ASSET_BELT_UP)\
X(ASSET_BELT_DOWN)
typedef enum {
#define X(idx) idx,

42
code/foundation/src/lists/assets_ids.lst
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@ -1,42 +0,0 @@
#define _ASSETS\
X(ASSET_EMPTY)\
X(ASSET_BLANK)\
X(ASSET_BLOCK_FRAME)\
X(ASSET_BUILDMODE_HIGHLIGHT)\
X(ASSET_PLAYER)\
X(ASSET_THING)\
X(ASSET_CHEST)\
X(ASSET_SPLITTER)\
X(ASSET_ASSEMBLER)\
X(ASSET_FURNACE)\
X(ASSET_CRAFTBENCH)\
X(ASSET_BLUEPRINT_BEGIN)\
X(ASSET_BLUEPRINT)\
X(ASSET_BLUEPRINT_DEMO_HOUSE)\
X(ASSET_BLUEPRINT_END)\
X(ASSET_FENCE)\
X(ASSET_DEV)\
X(ASSET_GROUND)\
X(ASSET_DIRT)\
X(ASSET_WATER)\
X(ASSET_LAVA)\
X(ASSET_WALL)\
X(ASSET_HILL)\
X(ASSET_HILL_SNOW)\
X(ASSET_HOLE)\
X(ASSET_WOOD)\
X(ASSET_TREE)\
X(ASSET_COAL)\
X(ASSET_IRON_ORE)\
X(ASSET_IRON_INGOT)\
X(ASSET_IRON_PLATES)\
X(ASSET_SCREWS)\
X(ASSET_LOG)\
X(ASSET_PLANK)\
X(ASSET_TEST_TALL)\
X(ASSET_BELT)\
X(ASSET_BELT_LEFT)\
X(ASSET_BELT_RIGHT)\
X(ASSET_BELT_UP)\
X(ASSET_BELT_DOWN)

4
code/foundation/src/lists/assets_list.c
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@ -22,7 +22,9 @@ static asset assets[] = {
ASSET_TEX(ASSET_SCREWS),
ASSET_TEX(ASSET_LOG),
ASSET_TEX(ASSET_PLANK),
ASSET_TEX(ASSET_CHEST),
ASSET_TEX(ASSET_CHEST),
ASSET_TEX(ASSET_CREATURE),
ASSET_TEX(ASSET_CREATURE_FOOD),
ASSET_TEX(ASSET_FURNACE),
ASSET_TEX(ASSET_SPLITTER),
ASSET_TEX(ASSET_ASSEMBLER),

2
code/foundation/src/lists/entity_spawnlist.c
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@ -5,6 +5,7 @@
#include "models/prefabs/craftbench.h"
#include "models/prefabs/splitter.h"
#include "models/prefabs/assembler.h"
#include "models/prefabs/creature.h"
static struct {
asset_id id;
@ -17,6 +18,7 @@ static struct {
{ .id = ASSET_SPLITTER, .proc = splitter_spawn },
{ .id = ASSET_ASSEMBLER, .proc = assembler_spawn },
{ .id = ASSET_BLUEPRINT, .proc_udata = blueprint_spawn_udata },
{ .id = ASSET_CREATURE, .proc = creature_spawn },
};
#define MAX_ENTITY_SPAWNDEFS ((sizeof(entity_spawnlist))/(sizeof(entity_spawnlist[0])))

6
code/foundation/src/lists/items_list.c
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@ -27,12 +27,14 @@ static item_desc items[] = {
ITEM_ENT(ASSET_CRAFTBENCH, 32, ASSET_CRAFTBENCH),
ITEM_ENT(ASSET_FURNACE, 32, ASSET_FURNACE),
ITEM_ENT(ASSET_SPLITTER, 32, ASSET_SPLITTER),
ITEM_ENT(ASSET_ASSEMBLER, 32, ASSET_ASSEMBLER),
ITEM_ENT(ASSET_ASSEMBLER, 32, ASSET_ASSEMBLER),
ITEM_ENT(ASSET_CREATURE, 32, ASSET_CREATURE),
ITEM_HOLD(ASSET_IRON_ORE, 64),
ITEM_HOLD(ASSET_IRON_INGOT, 64),
ITEM_HOLD(ASSET_IRON_PLATES, 64),
ITEM_HOLD(ASSET_SCREWS, 64),
ITEM_HOLD(ASSET_LOG, 64),
ITEM_HOLD(ASSET_PLANK, 64),
ITEM_HOLD(ASSET_PLANK, 64),
ITEM_HOLD(ASSET_CREATURE_FOOD, 1),
};

54
code/foundation/src/models/components.c
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@ -1,51 +1,15 @@
#include "models/components.h"
ECS_COMPONENT_DECLARE(Vector2D);
ECS_COMPONENT_DECLARE(Position);
ECS_COMPONENT_DECLARE(Velocity);
ECS_COMPONENT_DECLARE(Chunk);
ECS_COMPONENT_DECLARE(Drawable);
ECS_COMPONENT_DECLARE(Input);
ECS_COMPONENT_DECLARE(ClientInfo);
ECS_COMPONENT_DECLARE(Health);
ECS_COMPONENT_DECLARE(Classify);
ECS_COMPONENT_DECLARE(Vehicle);
ECS_COMPONENT_DECLARE(IsInVehicle);
ECS_COMPONENT_DECLARE(Item);
ECS_COMPONENT_DECLARE(BlockHarvest);
ECS_COMPONENT_DECLARE(Inventory);
ECS_COMPONENT_DECLARE(ItemContainer);
ECS_COMPONENT_DECLARE(Producer);
ECS_COMPONENT_DECLARE(EnergySource);
ECS_COMPONENT_DECLARE(ItemRouter);
ECS_COMPONENT_DECLARE(Device);
ECS_COMPONENT_DECLARE(Blueprint);
ECS_COMPONENT_DECLARE(DemoNPC);
ECS_COMPONENT_DECLARE(StreamInfo);
#define X(comp) ECS_COMPONENT_DECLARE(comp);
_COMPS
#undef X
void ComponentsImport(ecs_world_t *ecs) {
ECS_MODULE(ecs, Components);
ECS_COMPONENT_DEFINE(ecs, Vector2D);
ECS_COMPONENT_DEFINE(ecs, Position);
ECS_COMPONENT_DEFINE(ecs, Velocity);
ECS_COMPONENT_DEFINE(ecs, Chunk);
ECS_COMPONENT_DEFINE(ecs, Drawable);
ECS_COMPONENT_DEFINE(ecs, Input);
ECS_COMPONENT_DEFINE(ecs, ClientInfo);
ECS_COMPONENT_DEFINE(ecs, Health);
ECS_COMPONENT_DEFINE(ecs, Classify);
ECS_COMPONENT_DEFINE(ecs, Vehicle);
ECS_COMPONENT_DEFINE(ecs, IsInVehicle);
ECS_COMPONENT_DEFINE(ecs, Item);
ECS_COMPONENT_DEFINE(ecs, BlockHarvest);
ECS_COMPONENT_DEFINE(ecs, Inventory);
ECS_COMPONENT_DEFINE(ecs, ItemContainer);
ECS_COMPONENT_DEFINE(ecs, Producer);
ECS_COMPONENT_DEFINE(ecs, EnergySource);
ECS_COMPONENT_DEFINE(ecs, ItemRouter);
ECS_COMPONENT_DEFINE(ecs, Device);
ECS_COMPONENT_DEFINE(ecs, Blueprint);
ECS_COMPONENT_DEFINE(ecs, DemoNPC);
ECS_COMPONENT_DEFINE(ecs, StreamInfo);
#define X(comp) ECS_COMPONENT_DEFINE(ecs, comp);
_COMPS
#undef X
}

61
code/foundation/src/models/components.h
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@ -185,27 +185,44 @@ typedef struct {
typedef struct {char _unused;} DemoNPC;
extern ECS_COMPONENT_DECLARE(Vector2D);
extern ECS_COMPONENT_DECLARE(Position);
extern ECS_COMPONENT_DECLARE(Velocity);
extern ECS_COMPONENT_DECLARE(Chunk);
extern ECS_COMPONENT_DECLARE(Drawable);
extern ECS_COMPONENT_DECLARE(Input);
extern ECS_COMPONENT_DECLARE(ClientInfo);
extern ECS_COMPONENT_DECLARE(Health);
extern ECS_COMPONENT_DECLARE(Classify);
extern ECS_COMPONENT_DECLARE(Vehicle);
extern ECS_COMPONENT_DECLARE(IsInVehicle);
extern ECS_COMPONENT_DECLARE(Item);
extern ECS_COMPONENT_DECLARE(BlockHarvest);
extern ECS_COMPONENT_DECLARE(Inventory);
extern ECS_COMPONENT_DECLARE(ItemContainer);
extern ECS_COMPONENT_DECLARE(Producer);
extern ECS_COMPONENT_DECLARE(EnergySource);
extern ECS_COMPONENT_DECLARE(ItemRouter);
extern ECS_COMPONENT_DECLARE(Device);
extern ECS_COMPONENT_DECLARE(Blueprint);
extern ECS_COMPONENT_DECLARE(DemoNPC);
extern ECS_COMPONENT_DECLARE(StreamInfo);
typedef struct {
int16_t hunger_satisfied;
int16_t mating_satisfied;
int16_t life_remaining;
} Creature;
typedef struct { char _unused; } SeeksFood;
typedef struct { char _unused; } SeeksCompanion;
#define _COMPS\
X(Vector2D)\
X(Position)\
X(Velocity)\
X(Chunk)\
X(Drawable)\
X(Input)\
X(ClientInfo)\
X(Health)\
X(Classify)\
X(Vehicle)\
X(IsInVehicle)\
X(Item)\
X(BlockHarvest)\
X(Inventory)\
X(ItemContainer)\
X(Producer)\
X(EnergySource)\
X(ItemRouter)\
X(Device)\
X(Blueprint)\
X(DemoNPC)\
X(Creature)\
X(SeeksFood)\
X(SeeksCompanion)\
X(StreamInfo)
#define X(comp) extern ECS_COMPONENT_DECLARE(comp);
_COMPS
#undef X
void ComponentsImport(ecs_world_t *ecs);

21
code/foundation/src/models/prefabs/creature.c 100644
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@ -0,0 +1,21 @@
#include "creature.h"
#include "world/world.h"
#include "models/entity.h"
#include "world/entity_view.h"
#include "models/components.h"
uint64_t creature_spawn(void) {
ecs_entity_t e = entity_spawn(EKIND_DEMO_NPC);
Creature *c = ecs_get_mut_ex(world_ecs(), e, Creature);
c->hunger_satisfied = 0;
c->mating_satisfied = rand() % 1800;
c->life_remaining = 500 + rand() % 5200;
return (uint64_t)e;
}
void creature_despawn(uint64_t ent_id) {
entity_despawn(ent_id);
}

6
code/foundation/src/models/prefabs/creature.h 100644
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@ -0,0 +1,6 @@
#pragma once
#include "platform/system.h"
uint64_t creature_spawn(void);
void creature_despawn(uint64_t id);

161
code/foundation/src/systems/modules/system_demo.c
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@ -10,3 +10,164 @@ void DemoNPCMoveAround(ecs_iter_t *it) {
entity_wake(it->entities[i]);
}
}
//------------------------------------------------------------------------
#define CREATURE_FOOD_SATISFY_FOR 200
#define CREATURE_MATING_SATISFY_FOR 300
#define CREATURE_INTERACT_RANGE 5625.0f
#define CREATURE_SEEK_FOOD_MOVEMENT_SPEED 0.98f
#define CREATURE_SEEK_MATE_MOVEMENT_SPEED 0.357f
#define CREATURE_SEEK_ROAM_MOVEMENT_SPEED 50.0f // *dt
void CreatureCheckNeeds(ecs_iter_t *it) {
Creature *c = ecs_field(it, Creature, 1);
for (int i = 0; i < it->count; i++) {
// check hunger
if (c[i].hunger_satisfied < 1) {
ecs_add(it->world, it->entities[i], SeeksFood);
}
// check mating
if (c[i].mating_satisfied < 1) {
ecs_add(it->world, it->entities[i], SeeksCompanion);
}
// die of an old age
if (c[i].life_remaining < 1) {
entity_despawn(it->entities[i]);
continue;
}
// tick down needs
TICK_VAR(c[i].hunger_satisfied);
TICK_VAR(c[i].mating_satisfied);
TICK_VAR(c[i].life_remaining);
}
}
void CreatureSeekFood(ecs_iter_t *it) {
Creature *c = ecs_field(it, Creature, 1);
Position *p = ecs_field(it, Position, 2);
Velocity *v = ecs_field(it, Velocity, 3);
for (int i = 0; i < it->count; i++) {
size_t ents_count;
uint64_t *ents = world_chunk_query_entities(it->entities[i], &ents_count, 2);
float closest_ent_dist = ZPL_F32_MAX;
uint64_t closest_ent = 0;
Position *p2 = 0;
// find the closest item of kind ASSET_CREATURE_FOOD
for (size_t j = 0; j < ents_count; j++) {
Item *drop = 0;
uint64_t ent_id = ents[j];
if ((drop = ecs_get_mut_if_ex(it->world, ent_id, Item))) {
if (drop->kind != ASSET_CREATURE_FOOD)
continue;
p2 = ecs_get_mut_ex(it->world, ent_id, Position);
float dx = p2->x - p[i].x;
float dy = p2->y - p[i].y;
float range = (dx*dx + dy*dy);
// item is close enough, eat it!
if (range < CREATURE_INTERACT_RANGE) {
drop->quantity--;
if (drop->quantity == 0)
item_despawn(ent_id);
c[i].hunger_satisfied = CREATURE_FOOD_SATISFY_FOR;
ecs_remove(it->world, it->entities[i], SeeksFood);
}
else if (range < closest_ent_dist)
closest_ent = ent_id;
}
}
// drift towards the item
if (closest_ent) {
float dx = p2->x - p[i].x;
float dy = p2->y - p[i].y;
float r = 1; //zpl_sqrt(dx*dx + dy*dy);
v[i].x = (dx/r) * CREATURE_SEEK_MATE_MOVEMENT_SPEED;
v[i].y = (dy/r) * CREATURE_SEEK_MATE_MOVEMENT_SPEED;
} else {
// die if no food is left
entity_despawn(it->entities[i]);
continue;
}
}
}
void CreatureSeekCompanion(ecs_iter_t *it) {
Creature *c = ecs_field(it, Creature, 1);
Position *p = ecs_field(it, Position, 2);
Velocity *v = ecs_field(it, Velocity, 3);
for (int i = 0; i < it->count; i++) {
size_t ents_count;
uint64_t *ents = world_chunk_query_entities(it->entities[i], &ents_count, 2);
float closest_ent_dist = ZPL_F32_MAX;
uint64_t closest_ent = 0;
Position *p2 = 0;
// find the closest entity that also seeks a companion
for (size_t j = 0; j < ents_count; j++) {
uint64_t ent_id = ents[j];
if (ent_id != it->entities[i] && ecs_get_if(it->world, ent_id, SeeksCompanion)) {
p2 = ecs_get_mut_ex(it->world, ent_id, Position);
float dx = p2->x - p[i].x;
float dy = p2->y - p[i].y;
float range = (dx*dx + dy*dy);
// creature is close enough, mate them!
if (range < CREATURE_INTERACT_RANGE) {
// remove the need
c[i].mating_satisfied = CREATURE_MATING_SATISFY_FOR;
ecs_remove(it->world, it->entities[i], SeeksCompanion);
ecs_remove(it->world, ent_id, SeeksCompanion);
// spawn a new creature
uint64_t ch = entity_spawn_id(ASSET_CREATURE);
entity_set_position(ch, p[i].x, p[i].y);
}
else if (range < closest_ent_dist)
closest_ent = ent_id;
}
}
// drift towards the creature
if (closest_ent) {
float dx = p2->x - p[i].x;
float dy = p2->y - p[i].y;
float r = 1; //zpl_sqrt(dx*dx + dy*dy);
v[i].x = (dx/r) * CREATURE_SEEK_MATE_MOVEMENT_SPEED;
v[i].y = (dy/r) * CREATURE_SEEK_MATE_MOVEMENT_SPEED;
entity_wake(it->entities[i]);
} else {
// no companion is found, let's try again later.
c[i].mating_satisfied = CREATURE_MATING_SATISFY_FOR;
ecs_remove(it->world, it->entities[i], SeeksCompanion);
}
}
}
void CreatureRoamAround(ecs_iter_t *it) {
Velocity *v = ecs_field(it, Velocity, 1);
for (int i = 0; i < it->count; i++) {
float d = zpl_quake_rsqrt(v[i].x*v[i].x + v[i].y*v[i].y);
if (zpl_abs(v[i].x) < 0.1f)
v[i].x = (float)(rand() % 5);
if (zpl_abs(v[i].y) < 0.1f)
v[i].y = (float)(rand() % 5);
v[i].x += (v[i].x*d*CREATURE_SEEK_ROAM_MOVEMENT_SPEED*safe_dt(it) + zpl_cos(zpl_to_radians((float)(rand()%360)))*game_rules.demo_npc_steer_speed*safe_dt(it));
v[i].y += (v[i].y*d*CREATURE_SEEK_ROAM_MOVEMENT_SPEED*safe_dt(it) + zpl_sin(zpl_to_radians((float)(rand()%360)))*game_rules.demo_npc_steer_speed*safe_dt(it));
entity_wake(it->entities[i]);
}
}

2
code/foundation/src/systems/modules/system_producer.c
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@ -56,7 +56,7 @@ void ProduceItems(ecs_iter_t *it) {
entity_wake(it->entities[i]);
}
producer[i].process_ticks_left = zpl_max(producer[i].process_ticks_left-1, 0) ;
TICK_VAR(producer[i].process_ticks_left);
}
}

7
code/foundation/src/systems/systems.c
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@ -269,7 +269,12 @@ void SystemsImport(ecs_world_t *ecs) {
ECS_SYSTEM_TICKED(ecs, HarvestIntoContainers, EcsPostUpdate, components.ItemContainer, components.Position, !components.BlockHarvest);
ECS_SYSTEM_TICKED(ecs, ProduceItems, EcsPostUpdate, components.ItemContainer, components.Producer, components.Position, components.Device);
ECS_SYSTEM_TICKED_EX(ecs, PushItemsOnNodes, EcsPostUpdate, 20, components.ItemContainer, components.Position, components.Device, components.ItemRouter);
ECS_SYSTEM_TICKED(ecs, BuildBlueprints, EcsPostUpdate, components.Blueprint, components.Device, components.Position);
ECS_SYSTEM_TICKED(ecs, BuildBlueprints, EcsPostUpdate, components.Blueprint, components.Device, components.Position);
ECS_SYSTEM_TICKED(ecs, CreatureCheckNeeds, EcsPostUpdate, components.Creature);
ECS_SYSTEM_TICKED(ecs, CreatureSeekFood, EcsPostUpdate, components.Creature, components.Position, components.Velocity, components.SeeksFood, !components.SeeksCompanion);
ECS_SYSTEM_TICKED(ecs, CreatureSeekCompanion, EcsPostUpdate, components.Creature, components.Position, components.Velocity, components.SeeksCompanion, !components.SeeksFood);
ECS_SYSTEM(ecs, CreatureRoamAround, EcsPostUpdate, components.Velocity, components.Creature, !components.SeeksFood, !components.SeeksCompanion);
ECS_SYSTEM(ecs, ResetActivators, EcsPostUpdate, components.Input);

2
code/foundation/src/systems/systems.h
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@ -5,4 +5,6 @@ static inline float safe_dt(ecs_iter_t *it) {
return zpl_min(it->delta_time, 0.03334f);
}
#define TICK_VAR(var) (var) = zpl_max((var)-1, 0)
void SystemsImport(ecs_world_t *ecs);

9
code/games/sandbox/src/worldgen.c
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@ -144,6 +144,15 @@ int32_t worldgen_build(world_data *wld) {
entity_set_position(e, dest->x, dest->y);
}
for (int i=0; i<RAND_RANGE(3852, 5964); i++) {
uint64_t e = item_spawn(ASSET_CREATURE_FOOD, 1);
Position *dest = ecs_get_mut(world_ecs(), e, Position);
dest->x = RAND_RANGEF(0, world->dim*WORLD_BLOCK_SIZE);
dest->y = RAND_RANGEF(0, world->dim*WORLD_BLOCK_SIZE);
entity_set_position(e, dest->x, dest->y);
}
#endif
return WORLD_ERROR_NONE;

2818
code/vendors/flecs/flecs.c vendored
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719
code/vendors/flecs/flecs.h vendored
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