Method prepare

samples/general/mobile_nerf/mobile_nerf.cpp:383–469

}

bool MobileNerf::prepare(const vkb::ApplicationOptions &options)
{
	read_json_map();

	// Load the mlp for each model
	mlp_weight_vector.resize(model_path.size());

	for (int i = 0; i < model_path.size(); i++)
	{
		initialize_mlp_uniform_buffers(i);
	}

	if (!ApiVulkanSample::prepare(options))
	{
		return false;
	}

	if (view_port_width == 0 || view_port_height == 0)
	{
		view_port_width        = width;
		view_port_height       = height;
		use_native_screen_size = true;
	}

	load_shaders();

	if (use_deferred)
	{
		update_render_pass_nerf_baseline();
	}
	else
	{
		update_render_pass_nerf_forward();
	}

	setup_nerf_framebuffer_baseline();
	// Because we have our own customized render pass, the UI render pass need to be updated with load on load so it won't
	// clear out the written color attachment
	update_render_pass_flags(RenderPassCreateFlags::ColorAttachmentLoad);

	camera.type  = vkb::CameraType::LookAt;
	camera_pos.y = -camera_pos.y;        // flip y to keep consistency of the init pos between rayquery and rasterization
	camera.set_position(camera_pos);
	camera_set_look_at(camera, glm::vec3(0.0f), glm::vec3(0.0f, 1.0f, 0.0f));

	camera.set_perspective(60.0f, static_cast<float>(width) / static_cast<float>(height), 0.01f, 256.0f);

	int models_entry = 0;

	for (int model_index = 0; model_index < model_path.size(); model_index++)
	{
		int num_sub_model = models[models_entry].sub_model_num;

		for (int sub_model_index = 0; sub_model_index < num_sub_model; sub_model_index++)
		{
			load_scene(model_index, sub_model_index, models_entry);
			create_texture(model_index, sub_model_index, models_entry);
			create_static_object_buffers(model_index, sub_model_index, models_entry);