104 lines
1.8 KiB
C
104 lines
1.8 KiB
C
void
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engine_startup(memory_t* memory)
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{
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if (SDL_BYTEORDER != SDL_LIL_ENDIAN)
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{
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LOG_ERROR("Machine is Big Endian; expected Little Endian.");
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exit(EXIT_FAILURE);
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}
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g_memory = memory;
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engine_t* engine = persistent_mem_alloc(&g_memory->engine, 1, sizeof(*engine));
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g_engine = engine;
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game_t* game = persistent_mem_alloc(&g_memory->game, 1, sizeof(*game));
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g_game = game;
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#ifdef BUILD_DEBUG
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DEBUG_startup();
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#endif
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asset_mgr_startup();
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audio_mgr_startup();
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render_mgr_startup();
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load_data1("data1.bin");
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load_data2("data2.bin");
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game_startup();
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}
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void
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engine_shutdown(void)
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{
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game_shutdown();
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}
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void
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engine_update(float dt, input_t input, bool is_window_focused, bool* out_quit)
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{
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g_engine->time += dt;
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g_engine->is_window_focused = is_window_focused;
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for (int i = 1; i < (int)g_engine->asset_mgr.transforms.count; i++)
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{
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transform_t* transform = get_transform(i);
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update_transform(transform);
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}
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if (is_window_focused) {
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game_update(dt, input, out_quit);
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}
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}
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void
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engine_render(void)
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{
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render_geo_begin();
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game_render();
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render_geo_end();
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render_screen_begin();
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render_screen_end();
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}
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void
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engine_audio_callback(void* userdata, uint8_t* stream, int len)
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{
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(void)userdata; (void)stream; (void)len;
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fill_audio_buffer(stream, len);
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}
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#ifdef BUILD_DEBUG
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void
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engine_reload(memory_t* memory)
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{
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g_memory = memory;
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g_engine = (engine_t*)memory->engine.begin;
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g_game = (game_t*)memory->game.begin;
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g_debug = (debug_t*)memory->debug.begin;
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DEBUG_reload_shaders(&g_engine->render_mgr);
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DEBUG_reload_data1();
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}
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void
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engine_debug(float dt, input_t input, uint64_t update_time, uint64_t render_time, uint64_t frame_time)
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{
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if (input.debug.enable)
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{
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DEBUG_camera_toggle();
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}
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if (g_engine->is_window_focused && g_debug->camera.enabled)
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{
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DEBUG_camera_update(dt, input);
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}
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debug(update_time, render_time, frame_time);
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}
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#endif
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