An ECS-oid structure
This commit is contained in:
parent
03ae44ae58
commit
40be22f69b
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@ -1,4 +1,5 @@
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#include "world.h"
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#include "entity.h"
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#include <stdlib.h>
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#include <stdio.h>
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@ -59,7 +60,8 @@ tc_chunk_s * tc_load_chunk_of_loader(tc_chunkloader_s *loader, tc_vec3i_s coord)
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if(chunk == NULL)
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{
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chunk = tc_allocate_chunk(loader->world);
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tc_entity_s *entity = tc_create_entity("chunk"); // TODO: FURTHER RESTRUCTUING FOR ENTITIES
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chunk = entity->specific;
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chunk->position = coord;
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loader->world->worldgen->fn_generate_chunk(loader->world->worldgen, chunk);
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@ -89,7 +91,7 @@ void tc_reload_chunk(tc_world_s *world, tc_vec3i_s coord)
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void tc_remove_loaders_chunk(tc_chunkloader_s *loader, uint32_t index)
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{
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tc_free_chunk(loader->world, loader->chunks[index]);
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tc_free_chunk(loader->chunks[index]);
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if(loader->num_chunks != 0)
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{
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@ -3,6 +3,8 @@
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#include <stdlib.h>
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#include <string.h>
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tc_chunk_pool_s *tc_chunk_pool_g = NULL;
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void tc_reset_chunk_pool(tc_chunk_pool_s *chunk_pool)
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{
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chunk_pool->used_entries = 0;
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@ -20,7 +22,7 @@ void tc_reset_chunk_pool(tc_chunk_pool_s *chunk_pool)
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chunk_pool->entries[chunk_pool->capacity-1].next = NULL;
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}
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tc_chunk_pool_s * tc_new_chunk_pool(uint32_t capacity)
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tc_chunk_pool_s * tc_internal_new_chunk_pool(uint32_t capacity)
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{
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tc_chunk_pool_s *pool = malloc(sizeof(tc_chunk_pool_s));
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pool->capacity = capacity;
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@ -30,11 +32,17 @@ tc_chunk_pool_s * tc_new_chunk_pool(uint32_t capacity)
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return pool;
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}
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void tc_init_chunk_pool(uint32_t capacity)
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{
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tc_chunk_pool_g = tc_internal_new_chunk_pool(capacity);
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}
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tc_chunk_pool_entry_s * tc_allocate_chunk_pool_entry(tc_chunk_pool_s *pool)
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{
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if(pool->first_free == NULL)
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{
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pool->continuation = tc_new_chunk_pool(pool->capacity * 2);
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if(pool->continuation == NULL)
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pool->continuation = tc_internal_new_chunk_pool(pool->capacity * 2);
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return tc_allocate_chunk_pool_entry(pool->continuation);
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}
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tc_chunk_pool_entry_s *allocated = pool->first_free;
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@ -43,18 +51,16 @@ tc_chunk_pool_entry_s * tc_allocate_chunk_pool_entry(tc_chunk_pool_s *pool)
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return allocated;
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}
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tc_chunk_s * tc_allocate_chunk(tc_world_s *world)
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tc_chunk_s * tc_allocate_chunk()
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{
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tc_chunk_pool_entry_s *entry = tc_allocate_chunk_pool_entry(world->pool);
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tc_chunk_pool_entry_s *entry = tc_allocate_chunk_pool_entry(tc_chunk_pool_g);
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entry->chunk.pool_entry = entry;
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return &entry->chunk;
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}
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void tc_free_chunk(tc_world_s *world, tc_chunk_s *chunk)
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void tc_free_chunk(tc_chunk_s *chunk)
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{
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tc_chunk_pool_s *pool = world->pool;
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if(chunk->vao != 0)
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{
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glDeleteVertexArrays(1, &chunk->vertex_data);
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@ -79,12 +85,12 @@ void tc_free_chunk(tc_world_s *world, tc_chunk_s *chunk)
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chunk->vertex_uvs = NULL;
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}
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chunk->num_vertices = 0;
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chunk->position.x = 0;
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chunk->position.y = 0;
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chunk->position.z = 0;
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chunk->num_vertices = 0;
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chunk->position.x = 0;
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chunk->position.y = 0;
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chunk->position.z = 0;
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memset(&chunk->blocks, 0x00, sizeof(uint32_t) * 32 * 32 * 32);
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chunk->pool_entry->next = pool->first_free;
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pool->first_free = chunk->pool_entry;
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chunk->pool_entry->next = tc_chunk_pool_g->first_free;
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tc_chunk_pool_g->first_free = chunk->pool_entry;
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}
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@ -10,9 +10,12 @@ tc_entity_registry_s tc_init_entity_registry()
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registry.types_capacity = 64;
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registry.num_types = 0;
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registry.types = calloc(sizeof(tc_entity_type_s), registry.types_capacity);
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registry.entities_capacity = 512;
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registry.entities_capacity = 1024;
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registry.num_entities = 0;
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registry.entities = calloc(sizeof(tc_entity_s *), registry.entities_capacity);
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registry.intervals_capacity = 256;
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registry.num_intervals = 0;
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registry.intervals = calloc(sizeof(tc_interval_s *), registry.intervals_capacity);
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return registry;
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}
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@ -55,7 +58,11 @@ tc_entity_s * tc_create_entity(char *type)
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tc_entity_type_s *type_struct = tc_get_entity_type_with_name(type);
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if(type_struct == NULL) return NULL;
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return type_struct->functions.fn_create();
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tc_entity_s *entity = type_struct->functions.fn_create();
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entity->type = type_struct;
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++tc_game_state_g.entity_registry.num_entities;
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return entity;
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}
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void tc_spawn_entity(tc_entity_s *entity, tc_location_s location)
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entity->type->functions.fn_teleport(entity, location);
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}
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void tc_draw_entity(tc_entity_s *entity)
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{
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entity->type->functions.fn_draw(entity);
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}
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void tc_delete_entity(tc_entity_s *entity)
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{
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entity->type->functions.fn_delete(entity);
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entity->type->functions.fn_draw(entity);
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}
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@ -98,7 +110,7 @@ tc_entity_attribute_s * tc_allocate_entity_attribute(tc_entity_s *entity)
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if(entity->num_attributes >= entity->attributes_capacity)
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{
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entity->attributes_capacity *= 2;
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entity->attributes = realloc(entity->attributes, sizeof(tc_entity_s) * entity->attributes_capacity);
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entity->attributes = realloc(entity->attributes, sizeof(tc_entity_attribute_s) * entity->attributes_capacity);
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}
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++entity->num_attributes;
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return &entity->attributes[entity->num_attributes-1];
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@ -186,6 +198,54 @@ void tc_forget_entity_attribute(tc_entity_s *entity, char *attr_name)
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int32_t tc_find_index_of_entity_in_intervals(tc_entity_s *entity)
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{
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uint32_t interval_index = 0;
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while(interval_index < tc_game_state_g.entity_registry.num_intervals)
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{
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if(tc_game_state_g.entity_registry.intervals[interval_index].entity == entity)
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return interval_index;
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++interval_index;
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}
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return -1;
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}
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uint32_t tc_allocate_interval()
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{
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if(
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tc_game_state_g.entity_registry.num_intervals
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>=
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tc_game_state_g.entity_registry.intervals_capacity
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) {
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tc_game_state_g.entity_registry.intervals_capacity *= 2;
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tc_game_state_g.entity_registry.intervals =
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realloc(
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tc_game_state_g.entity_registry.intervals,
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sizeof(tc_interval_s) * tc_game_state_g.entity_registry.intervals_capacity
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);
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}
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uint32_t last = tc_game_state_g.entity_registry.num_intervals;
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tc_game_state_g.entity_registry.intervals[last].last_invocation = 0.0f;
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++tc_game_state_g.entity_registry.num_intervals;
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return last;
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}
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void tc_schedule_interval(tc_entity_s *entity, float wanted_delta, void (*fn_interval)(tc_entity_s *entity))
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{
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int32_t interval_index;
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if((interval_index = tc_find_index_of_entity_in_intervals(entity)) == -1)
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{
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interval_index = tc_allocate_interval();
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}
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tc_interval_s entry;
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entry.entity = entity;
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entry.wanted_delta = wanted_delta;
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entry.fn_interval = fn_interval;
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tc_game_state_g.entity_registry.intervals[interval_index] = entry;
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}
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void tc_send_pointer_to_entity(tc_entity_s *entity, char *event_name, void *pointer)
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{
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tc_entity_event_s event;
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entity->type->functions.fn_send_event(entity, event);
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}
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void tc_tick_intervals()
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{
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uint64_t current_ms = SDL_GetTicks64();
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tc_entity_registry_s registry = tc_game_state_g.entity_registry;
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uint32_t interval_index = 0;
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while(interval_index < registry.num_intervals)
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{
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tc_interval_s interval = registry.intervals[interval_index];
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uint32_t elapsed_time = current_ms - interval.last_invocation;
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if(elapsed_time >= interval.wanted_delta)
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{
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if(interval.fn_interval == NULL)
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{
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++interval_index;
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continue;
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}
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interval.fn_interval(interval.entity);
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}
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++interval_index;
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}
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}
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void tc_draw_all_entities_of_type(char *name)
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{
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tc_entity_type_s *type = tc_get_entity_type_with_name(name);
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tc_entity_registry_s registry = tc_game_state_g.entity_registry;
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uint32_t drawn_entities = 0;
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uint32_t entity_index = 0;
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while(entity_index < registry.num_entities)
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{
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tc_entity_s *entity = registry.entities[entity_index];
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if(entity->type == type)
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{
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tc_draw_entity(entity);
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++drawn_entities;
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}
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++entity_index;
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}
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printf("Drew %d out of %d Entities!\n", drawn_entities, registry.num_entities);
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}
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@ -5,11 +5,12 @@
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#include "location.h"
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#include "utility.h"
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typedef struct tc_entity_event tc_entity_event_s;
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typedef struct tc_entity_type tc_entity_type_s;
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typedef struct tc_entity_attribute tc_entity_attribute_s;
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typedef struct tc_entity tc_entity_s;
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typedef struct tc_entity_registry tc_entity_registry_s;
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typedef struct tc_entity_event tc_entity_event_s;
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typedef struct tc_entity_type tc_entity_type_s;
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typedef struct tc_entity_attribute tc_entity_attribute_s;
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typedef struct tc_entity tc_entity_s;
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typedef struct tc_interval tc_interval_s;
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typedef struct tc_entity_registry tc_entity_registry_s;
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typedef struct
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@ -17,6 +18,7 @@ typedef struct
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tc_entity_s * (*fn_create) ();
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void (*fn_spawn) (tc_entity_s *entity, tc_location_s location);
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void (*fn_teleport) (tc_entity_s *entity, tc_location_s location);
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void (*fn_draw) (tc_entity_s *entity);
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void (*fn_delete) (tc_entity_s *entity);
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void (*fn_send_event) (tc_entity_s *entity, tc_entity_event_s event);
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@ -41,7 +43,6 @@ struct tc_entity_type
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char *display_name;
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tc_fn_entity_s functions;
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};
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struct tc_entity_attribute
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};
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struct tc_interval
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{
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uint64_t last_invocation;
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uint64_t wanted_delta;
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tc_entity_s *entity;
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void (*fn_interval) (tc_entity_s *entity);
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};
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struct tc_entity_registry
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{
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uint32_t types_capacity;
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uint32_t num_types;
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tc_entity_type_s *types;
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uint32_t types_capacity;
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uint32_t num_types;
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tc_entity_type_s *types;
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uint32_t entities_capacity;
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uint32_t num_entities;
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tc_entity_s **entities;
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uint32_t entities_capacity;
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uint32_t num_entities;
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tc_entity_s **entities;
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uint32_t intervals_capacity;
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uint32_t num_intervals;
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tc_interval_s *intervals;
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};
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tc_entity_registry_s tc_init_entity_registry ();
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@ -91,6 +104,7 @@ tc_entity_type_s * tc_get_entity_type_with_name (char *name);
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tc_entity_s * tc_create_entity (char *type);
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void tc_spawn_entity (tc_entity_s *entity, tc_location_s location);
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void tc_teleport_entity (tc_entity_s *entity, tc_location_s location);
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void tc_draw_entity (tc_entity_s *entity);
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void tc_delete_entity (tc_entity_s *entity);
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void tc_set_pointer_for_entity (tc_entity_s *entity, char *attr_name, void *pointer);
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@ -108,6 +122,10 @@ void tc_send_string_to_entity (tc_entity_s *en
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void tc_send_integer_to_entity (tc_entity_s *entity, char *event_name, int64_t integer);
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void tc_send_float_to_entity (tc_entity_s *entity, char *event_name, double floating);
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void tc_schedule_interval (tc_entity_s *entity, float wanted_delta, void (*fn_interval)(tc_entity_s *entity));
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void tc_tick_intervals ();
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void tc_draw_all_entities_of_type (char *name);
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tc_entity_s * tc_allocate_entity ();
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void tc_deallocate_entity (tc_entity_s *entity);
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@ -3,6 +3,17 @@
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#include <stdlib.h>
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// TODO: Write a *real* pool allocator
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void tc_reset_entity(tc_entity_s *entity)
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{
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if(entity->attributes != NULL) free(entity->attributes);
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entity->attributes_capacity = 8;
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entity->attributes =
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calloc(sizeof(tc_entity_attribute_s), entity->attributes_capacity);
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}
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tc_entity_s * tc_allocate_entity()
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{
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tc_entity_registry_s registry = tc_game_state_g.entity_registry;
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@ -14,16 +25,24 @@ tc_entity_s * tc_allocate_entity()
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{
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registry.entities[entity_index] = calloc(sizeof(tc_entity_s), 1);
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++registry.num_entities;
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registry.entities[entity_index]->attributes_capacity = 8;
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registry.entities[entity_index]->attributes =
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calloc(sizeof(tc_entity_attribute_s), registry.entities[entity_index]->attributes_capacity);
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tc_reset_entity(registry.entities[entity_index]);
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return registry.entities[entity_index];
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}
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++entity_index;
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}
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registry.entities_capacity *= 2;
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registry.entities =
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realloc(registry.entities, sizeof(tc_entity_s *) * registry.entities_capacity);
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realloc(registry.entities, sizeof(tc_entity_s *) * registry.entities_capacity * 2);
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memset(®istry.entities[registry.entities_capacity], 0x00, sizeof(tc_entity_s *) * registry.entities_capacity);
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registry.entities_capacity *= 2;
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registry.entities[registry.num_entities] = malloc(sizeof(tc_entity_s));
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tc_reset_entity(registry.entities[registry.num_entities]);
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++registry.num_entities;
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return registry.entities[registry.num_entities-1];
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@ -73,6 +73,8 @@ void tc_init()
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tc_game_state_g.viewer = tc_game_state_g.player;
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tc_init_worlds();
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tc_game_state_g.main_world = tc_new_world(&tc_default_terrain_generator_g);
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tc_game_state_g.tps = 120;
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puts("Finished initializing!");
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}
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@ -184,6 +184,8 @@ bool go_backwards = false;
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bool rotate_left = false;
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bool rotate_right = false;
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uint64_t tc_last_update = 0;
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bool update()
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{
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tc_vec3_s camera_rotation;
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@ -375,6 +377,9 @@ bool update()
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tc_update_world(tc_game_state_g.main_world);
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// uint64_t current_ms = SDL_GetTicks64();
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// uint32_t ticks_between = current_ms - tc_last_update;
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return true;
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}
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@ -389,6 +394,8 @@ int main(int argc, char **argv)
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{
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frame_index = -1;
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}
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tc_tick_intervals();
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render();
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if(frame_index == 1)
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@ -397,7 +404,7 @@ int main(int argc, char **argv)
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}
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++frame_index;
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SDL_Delay(1000/60);
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SDL_Delay(2);
|
||||
}
|
||||
|
||||
tc_cleanup();
|
||||
|
|
|
@ -41,6 +41,9 @@ typedef struct
|
|||
tc_entity_s *viewer;
|
||||
tc_entity_s *player;
|
||||
|
||||
uint16_t fps;
|
||||
uint16_t tps;
|
||||
|
||||
tc_image_s *block_texture_atlas;
|
||||
|
||||
} techneck_s;
|
||||
|
|
|
@ -5,6 +5,7 @@
|
|||
#include <stdlib.h>
|
||||
|
||||
tc_worldgen_s tc_default_terrain_generator_g;
|
||||
tc_entity_type_s *tc_chunk_entity_type_g = NULL;
|
||||
|
||||
void tc_upload_chunk(tc_chunk_s *chunk)
|
||||
{
|
||||
|
@ -36,8 +37,11 @@ void tc_upload_chunk(tc_chunk_s *chunk)
|
|||
);
|
||||
glBindVertexArray(0);
|
||||
}
|
||||
void tc_draw_chunk(tc_chunk_s *chunk, tc_world_s *world)
|
||||
|
||||
void tc_draw_chunk_entity(tc_entity_s *entity)
|
||||
{
|
||||
tc_chunk_s *chunk = entity->specific;
|
||||
|
||||
mat4x4 model_matrix;
|
||||
mat4x4_identity(model_matrix);
|
||||
mat4x4_translate_in_place(model_matrix, chunk->position.x*32, chunk->position.y*32, -chunk->position.z*32);
|
||||
|
@ -75,9 +79,78 @@ void tc_init_world_generators()
|
|||
tc_default_terrain_generator_g.name = "Default Terrain Generator";
|
||||
tc_default_terrain_generator_g.fn_generate_chunk = &tc_generate_default_terrain_chunk;
|
||||
}
|
||||
|
||||
|
||||
|
||||
tc_entity_s * tc_create_chunk_entity()
|
||||
{
|
||||
tc_entity_s *chunk = tc_allocate_entity();
|
||||
tc_set_string_for_entity(chunk, "type", "chunk");
|
||||
tc_set_integer_for_entity(chunk, "grid_x", 0);
|
||||
tc_set_integer_for_entity(chunk, "grid_y", 0);
|
||||
tc_set_integer_for_entity(chunk, "grid_z", 0);
|
||||
chunk->specific = tc_allocate_chunk();
|
||||
|
||||
return chunk;
|
||||
}
|
||||
|
||||
void tc_spawn_chunk_entity(tc_entity_s *entity, tc_location_s location)
|
||||
{
|
||||
|
||||
|
||||
|
||||
}
|
||||
|
||||
void tc_teleport_chunk_entity(tc_entity_s *entity, tc_location_s location)
|
||||
{
|
||||
tc_chunk_s *chunk = entity->specific;
|
||||
chunk->world = location.world;
|
||||
chunk->position.x = location.position.x / 32;
|
||||
chunk->position.y = location.position.y / 32;
|
||||
chunk->position.z = location.position.z / 32;
|
||||
|
||||
|
||||
|
||||
}
|
||||
|
||||
void tc_delete_chunk_entity(tc_entity_s *entity)
|
||||
{
|
||||
tc_free_chunk(entity->specific);
|
||||
|
||||
|
||||
|
||||
}
|
||||
|
||||
void tc_receive_chunk_entity_event(tc_entity_s *entity, tc_entity_event_s event)
|
||||
{
|
||||
|
||||
|
||||
|
||||
}
|
||||
|
||||
void tc_add_chunk_entity_type()
|
||||
{
|
||||
tc_fn_entity_s chunk_functions;
|
||||
chunk_functions.fn_create = &tc_create_chunk_entity;
|
||||
chunk_functions.fn_spawn = &tc_spawn_chunk_entity;
|
||||
chunk_functions.fn_teleport = &tc_teleport_chunk_entity;
|
||||
chunk_functions.fn_draw = &tc_draw_chunk_entity;
|
||||
chunk_functions.fn_delete = &tc_delete_chunk_entity;
|
||||
chunk_functions.fn_send_event = &tc_receive_chunk_entity_event;
|
||||
|
||||
tc_entity_type_s chunk_type;
|
||||
chunk_type.internal_name = "chunk";
|
||||
chunk_type.display_name = NULL;
|
||||
chunk_type.functions = chunk_functions;
|
||||
|
||||
tc_register_entity_type(chunk_type);
|
||||
tc_chunk_entity_type_g = tc_get_entity_type_with_name("chunk");
|
||||
}
|
||||
|
||||
void tc_init_worlds()
|
||||
{
|
||||
tc_init_chunk_pool(256);
|
||||
tc_add_chunk_entity_type();
|
||||
tc_init_world_generators();
|
||||
}
|
||||
|
||||
|
@ -91,14 +164,10 @@ void tc_set_block_in_chunk(
|
|||
chunk->blocks[x][y][z] = block.type_identifier;
|
||||
}
|
||||
|
||||
|
||||
void tc_draw_world(tc_world_s *world)
|
||||
{
|
||||
for(uint32_t loader_index = 0; loader_index < world->num_loaders; ++loader_index)
|
||||
for(uint32_t chunk_index = 0; chunk_index < world->loaders[loader_index].num_chunks; ++chunk_index)
|
||||
tc_draw_chunk(world->loaders[loader_index].chunks[chunk_index], world);
|
||||
tc_draw_all_entities_of_type("chunk");
|
||||
}
|
||||
|
||||
tc_chunkloader_s tc_create_chunkloader(tc_world_s *world)
|
||||
{
|
||||
tc_chunkloader_s loader;
|
||||
|
@ -128,7 +197,6 @@ tc_chunkloader_s tc_create_spawn_loader(tc_world_s *world)
|
|||
tc_world_s * tc_new_world(tc_worldgen_s *generator)
|
||||
{
|
||||
tc_world_s *world = calloc(sizeof(tc_world_s), 1);
|
||||
world->pool = tc_new_chunk_pool(512);
|
||||
world->worldgen = &tc_default_terrain_generator_g;
|
||||
world->num_loaders = 1;
|
||||
world->loaders = malloc(sizeof(tc_chunkloader_s) * world->num_loaders);
|
||||
|
|
|
@ -38,6 +38,7 @@ struct tc_block
|
|||
|
||||
struct tc_chunk
|
||||
{
|
||||
tc_world_s *world;
|
||||
tc_chunk_pool_entry_s *pool_entry;
|
||||
|
||||
tc_vec3i_s position;
|
||||
|
@ -75,6 +76,8 @@ typedef struct tc_chunkloader
|
|||
|
||||
struct tc_chunk_pool
|
||||
{
|
||||
tc_world_s *world;
|
||||
|
||||
uint32_t capacity;
|
||||
uint32_t used_entries;
|
||||
tc_chunk_pool_entry_s *entries;
|
||||
|
@ -130,9 +133,9 @@ void tc_on_each_loaded_chunk (
|
|||
void *userdata
|
||||
);
|
||||
|
||||
tc_chunk_pool_s * tc_new_chunk_pool (uint32_t capacity);
|
||||
tc_chunk_s * tc_allocate_chunk (tc_world_s *world);
|
||||
void tc_free_chunk (tc_world_s *world, tc_chunk_s *chunk);
|
||||
void tc_init_chunk_pool (uint32_t capacity);
|
||||
tc_chunk_s * tc_allocate_chunk ();
|
||||
void tc_free_chunk (tc_chunk_s *chunk);
|
||||
|
||||
#endif
|
||||
|
||||
|
|
Loading…
Reference in New Issue