assaultfish/engine/src/core.c
2026-01-09 06:12:57 +09:00

115 lines
2.4 KiB
C

#include <GearBox/Core.h>
#include <GearBox/Version.h>
#include <GearBox/Log.h>
#include <GearBox/Client.h>
#include <GearBox/Server.h>
#include <GearBox/GL.h>
void GBInit(void) {
GBVersion version;
GBVersionGet(&version);
GBLog(GBLogInfo, "GearBox Engine %s", version.string);
gload_init();
}
GBEngine GBEngineCreate(GBEngineParam* param) {
GBEngine engine = malloc(sizeof(*engine));
memset(engine, 0, sizeof(*engine));
engine->param = malloc(sizeof(*engine->param));
memcpy(engine->param, param, sizeof(*param));
if(param->ready != NULL) {
param->ready(1024, 768);
}
if(engine != NULL && param->client && (engine->client = GBClientCreate(engine)) == NULL) {
GBLog(GBLogError, "Failed to create client");
GBEngineDestroy(engine);
engine = NULL;
}
if(engine != NULL && param->server && (engine->server = GBServerCreate(engine)) == NULL) {
GBLog(GBLogError, "Failed to create server");
GBEngineDestroy(engine);
engine = NULL;
}
if(engine == NULL) {
GBLog(GBLogError, "Failed to create engine");
}
return engine;
}
void GBEngineDestroy(GBEngine engine) {
if(engine->server != NULL) GBServerDestroy(engine->server);
if(engine->client != NULL) GBClientDestroy(engine->client);
if(engine->param != NULL) free(engine->param);
free(engine);
}
void GBEngineParamInit(GBEngineParam* param) {
memset(param, 0, sizeof(*param));
param->server = 0;
param->client = 1;
param->gl_swapbuffer = NULL;
param->ready = NULL;
param->sleep = NULL;
param->get_tick = NULL;
}
void GBEngineLoop(GBEngine engine) {
long t = 0;
int wait_actually = 0;
int more = 0;
long wait = 1000 / 50.0;
if(engine->param->sleep == NULL || engine->param->get_tick == NULL) {
GBLog(GBLogWarn, "sleep and/or get_tick parameter are missing!");
GBLog(GBLogWarn, "This will result game to be crazy fast!!!");
} else {
t = engine->param->get_tick();
wait_actually = 1;
}
while(1) {
if(engine->client != NULL) GBClientStep(engine->client);
if(engine->server != NULL) GBServerStep(engine->server);
if(engine->param->tick != NULL) engine->param->tick();
if(wait_actually) {
int diff = (wait - more) - (engine->param->get_tick() - t);
if(diff > 0) {
engine->param->sleep(diff);
}
more -= diff;
if(more < 0) more = 0;
t = engine->param->get_tick();
}
}
}
GBClient GBEngineGetClient(GBEngine engine) {
return engine->client;
}
GBServer GBEngineGetServer(GBEngine engine) {
return engine->server;
}