126 lines
4.0 KiB
C
126 lines
4.0 KiB
C
#define ZPL_IMPL
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#include "zpl.h"
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#include "system.h"
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#include "game.h"
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#include "world/world.h"
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#include "packets/packet.h"
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#include "signal_handling.h"
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#include "network.h"
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#include "flecs/flecs.h"
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#include "flecs/flecs_dash.h"
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#include "flecs/flecs_systems_civetweb.h"
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#include "flecs/flecs_os_api_stdcpp.h"
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#define DEFAULT_WORLD_SEED 302097
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#define DEFAULT_BLOCK_SIZE 64 /* amount of units within a block (single axis) */
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#define DEFAULT_CHUNK_SIZE 3 /* amount of blocks within a chunk (single axis) */
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#define DEFAULT_WORLD_SIZE 8 /* amount of chunks within a world (single axis) */
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static WORLD_PKT_READER(pkt_reader) {
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pkt_header header = {0};
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uint32_t ok = pkt_header_decode(&header, data, datalen);
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if (ok && header.ok) {
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return pkt_handlers[header.id].handler(&header);
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} else {
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zpl_printf("[warn] unknown packet id %d (header %d data %d)\n", header.id, ok, header.ok);
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}
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return -1;
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}
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static WORLD_PKT_WRITER(sp_pkt_writer) {
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return world_read(pkt->data, pkt->datalen);
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}
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static WORLD_PKT_WRITER(mp_pkt_writer) {
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return 0; // TODO(zaklaus): enet send packet
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}
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inline int32_t pkt_world_write(pkt_messages id, size_t pkt_size, int8_t is_reliable) {
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pkt_header pkt;
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PKT_IF(pkt_prep_msg(&pkt, id, pkt_size, is_reliable));
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return world_write(&pkt);
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}
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int main(int argc, char** argv)
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{
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zpl_opts opts={0};
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zpl_opts_init(&opts, zpl_heap(), argv[0]);
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zpl_opts_add(&opts, "?", "help", "the HELP section", ZPL_OPTS_FLAG);
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zpl_opts_add(&opts, "s", "single-player", "play single-player game.", ZPL_OPTS_FLAG);
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zpl_opts_add(&opts, "s", "seed", "world seed", ZPL_OPTS_INT);
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zpl_opts_add(&opts, "r", "random-seed", "generate random world seed", ZPL_OPTS_FLAG);
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zpl_opts_add(&opts, "bs", "block-size", "amount of units within a block (single axis)", ZPL_OPTS_INT);
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zpl_opts_add(&opts, "cs", "chunk-size", "amount of blocks within a chunk (single axis)", ZPL_OPTS_INT);
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zpl_opts_add(&opts, "ws", "world-size", "amount of chunks within a world (single axis)", ZPL_OPTS_INT);
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uint32_t ok = zpl_opts_compile(&opts, argc, argv);
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if (!ok) {
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zpl_opts_print_errors(&opts);
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zpl_opts_print_help(&opts);
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return -1;
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}
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uint8_t is_networked_play = !zpl_opts_has_arg(&opts, "single-player");
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int32_t seed = zpl_opts_integer(&opts, "seed", DEFAULT_WORLD_SEED);
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uint16_t block_size = zpl_opts_integer(&opts, "block-size", DEFAULT_BLOCK_SIZE);
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uint16_t chunk_size = zpl_opts_integer(&opts, "chunk-size", DEFAULT_CHUNK_SIZE);
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uint16_t world_size = zpl_opts_integer(&opts, "world-size", DEFAULT_WORLD_SIZE);
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if (zpl_opts_has_arg(&opts, "random-seed")) {
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zpl_random rnd={0};
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zpl_random_init(&rnd);
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seed = zpl_random_gen_u32(&rnd);
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zpl_printf("Seed: %u\n", seed);
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}
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sighandler_register();
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stdcpp_set_os_api();
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game_init();
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if (is_networked_play) {
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world_init_minimal(0, 0, 0, pkt_reader, mp_pkt_writer);
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network_init();
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network_client_connect("127.0.0.1", 27000);
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} else {
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world_init(seed, block_size, chunk_size, world_size, pkt_reader, sp_pkt_writer);
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pkt_01_welcome table = {.block_size = block_size, .chunk_size = chunk_size, .world_size = world_size};
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pkt_world_write(MSG_ID_01_WELCOME, pkt_01_welcome_encode(&table), 1);
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}
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/* server dashboard */
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{
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ECS_IMPORT(world_ecs(), FlecsDash);
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ECS_IMPORT(world_ecs(), FlecsSystemsCivetweb);
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ecs_set(world_ecs(), 0, EcsDashServer, {.port = 27001});
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ecs_set_target_fps(world_ecs(), 60);
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}
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while (game_is_running())
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{
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game_input();
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game_update();
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game_render();
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if (is_networked_play) network_client_tick();
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else world_update();
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}
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game_shutdown();
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sighandler_unregister();
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if (is_networked_play) {
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network_client_disconnect();
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network_destroy();
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} else {
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world_destroy();
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}
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zpl_opts_free(&opts);
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return 0;
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}
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