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+/* Copyright (c) 2021-2024, NVIDIA CORPORATION. All rights reserved.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 the "License";
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/*
+ * Texture loading (and display) example (including mip maps), using vulkan.hpp
+ */
+
+#pragma once
+
+#include <hpp_api_vulkan_sample.h>
+
+class HPPTextureLoading : public HPPApiVulkanSample
+{
+  public:
+	HPPTextureLoading();
+	~HPPTextureLoading();
+
+  private:
+	// Contains all Vulkan objects that are required to store and use a texture
+	// Note that this repository contains a texture class (vulkan_texture.h) that encapsulates texture loading functionality in a class that is used in subsequent demos
+	struct Texture
+	{
+		vk::DeviceMemory device_memory;
+		vk::Image        image;
+		vk::ImageLayout  image_layout;
+		vk::ImageView    image_view;
+		vk::Sampler      sampler;
+		vk::Extent2D     extent;
+		uint32_t         mip_levels;
+
+		void destroy(vk::Device device)
+		{
+			device.destroyImageView(image_view);
+			device.destroyImage(image);
+			device.destroySampler(sampler);
+			device.freeMemory(device_memory);
+		}
+	};
+
+	// Vertex layout for this example
+	struct Vertex
+	{
+		float pos[3];
+		float uv[2];
+		float normal[3];
+	};
+
+	struct VertexShaderData
+	{
+		glm::mat4 projection;
+		glm::mat4 model;
+		glm::vec4 view_pos;
+		float     lod_bias = 0.0f;
+	};
+
+  private:
+	// from vkb::Application
+	bool prepare(const vkb::ApplicationOptions &options) override;
+
+	// from vkb::VulkanSample
+	void request_gpu_features(vkb::core::HPPPhysicalDevice &gpu) override;
+
+	// from HPPApiVulkanSample
+	void build_command_buffers() override;
+	void on_update_ui_overlay(vkb::Drawer &drawer) override;
+	void render(float delta_time) override;
+	void view_changed() override;
+
+	vk::DescriptorPool      create_descriptor_pool();
+	vk::DescriptorSetLayout create_descriptor_set_layout();
+	vk::Pipeline            create_pipeline();
+	void                    draw();
+	void                    generate_quad();
+	void                    load_texture();
+	void                    prepare_uniform_buffers();
+	void                    update_descriptor_set();
+	void                    update_uniform_buffers();
+
+  private:
+	vk::DescriptorSet                     descriptor_set;
+	vk::DescriptorSetLayout               descriptor_set_layout;
+	std::unique_ptr<vkb::core::BufferCpp> index_buffer;
+	uint32_t                              index_count;
+	vk::Pipeline                          pipeline;
+	vk::PipelineLayout                    pipeline_layout;
+	Texture                               texture;
+	std::unique_ptr<vkb::core::BufferCpp> vertex_buffer;
+	VertexShaderData                      vertex_shader_data;
+	std::unique_ptr<vkb::core::BufferCpp> vertex_shader_data_buffer;
+};
+
+std::unique_ptr<vkb::Application> create_hpp_texture_loading();