tinyswords/main.cpp
2025-10-03 18:34:35 +07:00

113 lines
3.0 KiB
C++

#include <cstdlib>
#include <dlfcn.h>
#include <sys/stat.h>
#include <cstdio>
#include "include/raylib.h"
#include "game.h"
#include "game_data.h"
struct GameAPI {
void* lib_handle;
time_t last_write_time;
void (*init)(GameState*);
void (*update)(GameState*);
void (*draw)(GameState*);
void (*cleanup)(GameState*);
};
time_t get_file_write_time(const char* path) {
struct stat file_stat;
if (stat(path, &file_stat) == 0) {
return file_stat.st_mtime;
}
return 0;
}
bool load_game_api(GameAPI* api) {
const char* lib_path = "./game.so";
time_t write_time = get_file_write_time(lib_path);
if (write_time <= api->last_write_time) {
return false; // No changes
}
if (api->lib_handle) {
dlclose(api->lib_handle);
}
api->lib_handle = dlopen(lib_path, RTLD_NOW);
if (!api->lib_handle) {
printf("Failed to load game.so: %s\n", dlerror());
return false;
}
api->init = (void(*)(GameState*))dlsym(api->lib_handle, "game_init");
api->update = (void(*)(GameState*))dlsym(api->lib_handle, "game_update");
api->draw = (void(*)(GameState*))dlsym(api->lib_handle, "game_draw");
api->cleanup = (void(*)(GameState*))dlsym(api->lib_handle, "game_cleanup");
api->last_write_time = write_time;
printf("Reloaded game.so\n");
return true;
}
int main(void) {
SetTraceLogLevel(4);
InitWindow(SCREEN_WIDTH, SCREEN_HEIGHT, "Tiny Knights");
int monitor = GetCurrentMonitor();
int monitor_width = GetMonitorWidth(monitor);
int monitor_height = GetMonitorHeight(monitor);
int win_pos_x = monitor_width / 2 - SCREEN_WIDTH / 2;
int win_pos_y = monitor_height / 2 - SCREEN_HEIGHT / 2;
SetWindowPosition(win_pos_x, win_pos_y);
SetTargetFPS(TARGET_FPS);
HideCursor();
GameAPI api = {};
GameState state = {};
state.camera.zoom = 1.0f;
api.init(&state);
// Assets assets = api.init(&state);
GameState game = {};
game.knights = (Knight*)calloc(MAX_KNIGHTS, sizeof(Knight));
game.anim_playbacks = (SpriteAnimationPlayback*)calloc(MAX_KNIGHTS, sizeof(SpriteAnimationPlayback));
const int entities = MAX_KNIGHTS;
for (int i = 0; i < entities; i++) {
f32 rand_x = GetRandomValue(165, 1130);
f32 rand_y = 100 + ((float)950 / (float)entities) * i;
game.knights[i].position = {rand_x,rand_y};
PlayAnimation(ANIM_KNIGHT_IDLE, knight_anims, &game.anim_playbacks[i]);
int rand_frame = GetRandomValue(0, knight_anims[ANIM_KNIGHT_IDLE].total_frames);
game.anim_playbacks[i].current_frame = rand_frame;
}
game.entity_count = entities;
api.update(&game);
while (!WindowShouldClose()) {
game.frame_count++;
// float dt = GetFrameTime();
api.update(&state);
api.draw(&state);
}
free(game.knights);
free(game.anim_playbacks);
// for (int i = 0; i < TEXTURES_BUF_SIZE; i++) {
// UnloadTexture(assets.textures[i]);
// }
// free(assets.textures);
CloseWindow();
return 0;
}