nishbox/engine/gf_core.c
2025-04-16 17:51:23 +09:00

98 lines
2.5 KiB
C

#define GF_EXPOSE_CORE
#include <gf_pre.h>
/* External library */
#ifdef _WIN32
#include <winsock.h>
#endif
/* Interface */
#include <gf_core.h>
/* Engine */
#include <gf_client.h>
#include <gf_server.h>
#include <gf_log.h>
#include <gf_version.h>
/* Standard */
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
void gf_engine_begin(void) {
gf_version_t ver;
#ifdef _WIN32
WSADATA wsa;
#endif
gf_version_get(&ver);
gf_log_function(NULL, "GoldFish Engine %s", ver.full);
gf_log_function(NULL, "Build date: %s", ver.date);
gf_log_function(NULL, "Lua %s", ver.lua);
gf_log_function(NULL, "zlib %s", ver.zlib);
gf_log_function(NULL, "Thread model: %s", ver.thread);
gf_log_function(NULL, "Renderer: %s on %s", ver.driver, ver.backend);
#ifdef _WIN32
WSAStartup(MAKEWORD(1, 1), &wsa);
gf_log_function(NULL, "Winsock ready", "");
#endif
gf_client_begin();
gf_server_begin();
}
void gf_engine_end(void) {
gf_server_end();
gf_client_end();
}
gf_engine_t* gf_engine_create(const char* title, int nogui) {
gf_engine_t* engine = malloc(sizeof(*engine));
memset(engine, 0, sizeof(*engine));
engine->log = stderr;
if(nogui) {
gf_log_function(engine, "No GUI mode", "");
engine->client = NULL;
} else {
gf_log_function(engine, "GUI mode", "");
engine->client = gf_client_create(engine, title);
if(engine->client == NULL) {
gf_log_function(engine, "Failed to create client interface", "");
gf_engine_destroy(engine);
return NULL;
}
gf_log_function(engine, "Switching to graphical console", "");
}
engine->server = gf_server_create(engine);
return engine;
}
/**
* Writing this so I don't forget
*
* 1. Calls gf_client_step
* 2. gf_client_step calls gf_draw_step
* 3. gf_draw_step calls gf_draw_platform_step (Platform-dependent)
* 4. gf_draw_platform_step processes platform-dependent stuffs (e.g. events)
* 5. gf_draw_platform_step calls gf_draw_driver_before
* 6. gf_draw_platform_step calls gf_draw_frame
* 7. gf_draw_frame draws stuffs
* 8. gf_draw_platform_step calls gf_draw_driver_after
* 9. gf_draw_platform_step swaps buffers
* 10. Comes back here
*/
void gf_engine_loop(gf_engine_t* engine) {
while(1) {
if(engine->client != NULL) {
if(gf_client_step(engine->client) != 0) break;
}
}
}
void gf_engine_destroy(gf_engine_t* engine) {
if(engine->server != NULL) gf_server_destroy(engine->server);
if(engine->client != NULL) gf_client_destroy(engine->client);
free(engine);
gf_log_function(NULL, "Destroyed engine", "");
}