88 lines
3.3 KiB
C
88 lines
3.3 KiB
C
#include "world_view.h"
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#include "entity_view.h"
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#include "prediction.h"
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#include "librg.h"
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#include "zpl.h"
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int32_t tracker_read_remove(librg_world *w, librg_event *e) {
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int64_t owner_id = librg_event_owner_get(w, e);
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int64_t entity_id = librg_event_entity_get(w, e);
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zpl_printf("[INFO] An entity %d was removed for owner: %d\n", (int)entity_id, (int)owner_id);
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world_view *view = (world_view*)librg_world_userdata_get(w);
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entity_view *d = entity_view_get(&view->entities, entity_id);
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if (d && d->layer_id < view->active_layer_id) {
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// NOTE(zaklaus): reject updates from slower layers
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return 0;
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}
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entity_view_destroy(&view->entities, entity_id);
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return 0;
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}
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int32_t tracker_read_update(librg_world *w, librg_event *e) {
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int64_t entity_id = librg_event_entity_get(w, e);
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size_t actual_length = librg_event_size_get(w, e);
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char *buffer = librg_event_buffer_get(w, e);
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world_view *view = (world_view*)librg_world_userdata_get(w);
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entity_view data = entity_view_unpack_struct(buffer, actual_length);
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entity_view *d = entity_view_get(&view->entities, entity_id);
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data.layer_id = view->active_layer_id;
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if (d && d->layer_id < data.layer_id) {
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// NOTE(zaklaus): reject updates from slower layers
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return 0;
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}
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predict_receive_update(d, &data);
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entity_view_update_or_create(&view->entities, entity_id, data);
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return 0;
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}
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int32_t tracker_read_create(librg_world *w, librg_event *e) {
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int64_t owner_id = librg_event_owner_get(w, e);
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int64_t entity_id = librg_event_entity_get(w, e);
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zpl_printf("[INFO] An entity %d was created for owner: %d\n", (int)entity_id, (int)owner_id);
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size_t actual_length = librg_event_size_get(w, e);
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char *buffer = librg_event_buffer_get(w, e);
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world_view *view = (world_view*)librg_world_userdata_get(w);
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entity_view data = entity_view_unpack_struct(buffer, actual_length);
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data.layer_id = view->active_layer_id;
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if (data.flag & EFLAG_INTERP) {
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data.tx = data.x;
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data.ty = data.y;
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}
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entity_view_update_or_create(&view->entities, entity_id, data);
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return 0;
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}
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world_view world_view_create(uint16_t view_id) {
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world_view view = {0};
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view.view_id = view_id;
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view.tracker = librg_world_create();
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entity_view_init(&view.entities);
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return view;
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}
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void world_view_init(world_view *view, uint64_t ent_id, uint16_t block_size, uint16_t chunk_size, uint16_t chunk_amount) {
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view->owner_id = ent_id;
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view->block_size = block_size;
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view->chunk_size = chunk_size;
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view->chunk_amount = chunk_amount;
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view->dim = block_size * chunk_size * chunk_amount;
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view->size = view->dim * view->dim;
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librg_config_chunksize_set(view->tracker, block_size * chunk_size, block_size * chunk_size, 1);
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librg_config_chunkamount_set(view->tracker, chunk_amount, chunk_amount, 1);
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librg_config_chunkoffset_set(view->tracker, LIBRG_OFFSET_BEG, LIBRG_OFFSET_BEG, 0);
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librg_event_set(view->tracker, LIBRG_READ_CREATE, tracker_read_create);
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librg_event_set(view->tracker, LIBRG_READ_REMOVE, tracker_read_remove);
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librg_event_set(view->tracker, LIBRG_READ_UPDATE, tracker_read_update);
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librg_world_userdata_set(view->tracker, view);
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}
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void world_view_destroy(world_view *view) {
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librg_world_destroy(view->tracker);
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entity_view_free(&view->entities);
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}
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