Function provider_main

samples/render_graph/cross-process/provider.cpp:270–438

}

int provider_main(int argc, char* argv[])
{
    // report process information
    auto id = skr_get_current_process_id();
    SKR_LOG_DEBUG(u8"exec_mode: %s, process id: %lld", argv[1], id);
    const SProcessId provider_id = skr_get_current_process_id();
    SKR_LOG_TRACE(u8"provider id: %d", provider_id);

    // initialize db
    MDB_env* env = nullptr;
    env_create(&env);
    MDB_dbi dbi;
    dbi_create(env, &dbi, false);
    SKR_LOG_TRACE(u8"db id: %u", dbi);

    // initialize renderer
    if (SDL_Init(SDL_INIT_EVERYTHING) != 0) return -1;
    auto renderer = SkrNew<ProviderRenderer>();
    if (argc >= 3)
    {
        renderer->backend = (strcmp(argv[2], "--d3d12") == 0) ? CGPU_BACKEND_D3D12 : renderer->backend;
        renderer->backend = (strcmp(argv[2], "--vulkan") == 0) ? CGPU_BACKEND_VULKAN : renderer->backend;
    }
    renderer->create_window();
    renderer->create_api_objects();
    renderer->create_render_pipeline();
    renderer->create_blit_pipeline();

    // initialize render graph
    namespace render_graph = skr::render_graph;
    auto graph = render_graph::RenderGraph::create(
    [=](render_graph::RenderGraphBuilder& builder) {
        builder.with_device(renderer->device)
            .with_gfx_queue(renderer->gfx_queue);
    });

    // loop
    bool quit = false;
    while (!quit)
    {
        SDL_Event event;
        while (SDL_PollEvent(&event))
        {
            if (SDL_GetWindowID(renderer->sdl_window) == event.window.windowID)
            {
                if (!SDLEventHandler(&event, renderer->sdl_window))
                {
                    quit = true;
                }
            }
            if (event.type == SDL_WINDOWEVENT)
            {
                Uint8 window_event = event.window.event;
                if (window_event == SDL_WINDOWEVENT_SIZE_CHANGED)
                {
                    cgpu_wait_queue_idle(renderer->gfx_queue);
                    cgpu_free_swapchain(renderer->swapchain);
                    int width = 0, height = 0;