152 struct demo {  struct
153     GLFWwindow* window;
154     VkSurfaceKHR surface;
155     bool use_staging_buffer;
157     VkInstance inst;
158     VkPhysicalDevice gpu;
159     VkDevice device;
160     VkQueue queue;
161     VkPhysicalDeviceProperties gpu_props;
162     VkPhysicalDeviceFeatures gpu_features;
163     VkQueueFamilyProperties *queue_props;
164     uint32_t graphics_queue_node_index;
166     uint32_t enabled_extension_count;
167     uint32_t enabled_layer_count;
168     const char *extension_names[64];
169     const char *enabled_layers[64];
171     int width, height;
172     VkFormat format;
173     VkColorSpaceKHR color_space;
175     uint32_t swapchainImageCount;
176     VkSwapchainKHR swapchain;
177     SwapchainBuffers *buffers;
179     VkCommandPool cmd_pool;
181     struct {
187     } depth;
189     struct texture_object textures[DEMO_TEXTURE_COUNT];
191     struct {
198     } vertices;
200     VkCommandBuffer setup_cmd; // Command Buffer for initialization commands
201     VkCommandBuffer draw_cmd;  // Command Buffer for drawing commands
202     VkPipelineLayout pipeline_layout;
203     VkDescriptorSetLayout desc_layout;
204     VkPipelineCache pipelineCache;
205     VkRenderPass render_pass;
206     VkPipeline pipeline;
208     VkShaderModule vert_shader_module;
209     VkShaderModule frag_shader_module;
211     VkDescriptorPool desc_pool;
212     VkDescriptorSet desc_set;
214     VkFramebuffer *framebuffers;
216     VkPhysicalDeviceMemoryProperties memory_properties;
218     int32_t curFrame;
219     int32_t frameCount;
220     bool validate;
221     bool use_break;
222     VkDebugReportCallbackEXT msg_callback;
224     float depthStencil;
225     float depthIncrement;
227     uint32_t current_buffer;
228     uint32_t queue_count;
268 static bool memory_type_from_properties(struct demo *demo, uint32_t typeBits,  in memory_type_from_properties()
288 static void demo_flush_init_cmd(struct demo *demo) {  in demo_flush_init_cmd()
319 static void demo_set_image_layout(struct demo *demo, VkImage image,  in demo_set_image_layout()
389 static void demo_draw_build_cmd(struct demo *demo) {  in demo_draw_build_cmd()
485 static void demo_draw(struct demo *demo) {  in demo_draw()
575 static void demo_prepare_buffers(struct demo *demo) {  in demo_prepare_buffers()
733 static void demo_prepare_depth(struct demo *demo) {  in demo_prepare_depth()
809 demo_prepare_texture_image(struct demo *demo, const uint32_t *tex_colors,  in demo_prepare_texture_image()
898 static void demo_destroy_texture_image(struct demo *demo,  in demo_destroy_texture_image()
905 static void demo_prepare_textures(struct demo *demo) {  in demo_prepare_textures()
1029 static void demo_prepare_vertices(struct demo *demo) {  in demo_prepare_vertices()
1109 static void demo_prepare_descriptor_layout(struct demo *demo) {  in demo_prepare_descriptor_layout()
1141 static void demo_prepare_render_pass(struct demo *demo) {  in demo_prepare_render_pass()
1204 demo_prepare_shader_module(struct demo *demo, const void *code, size_t size) {  in demo_prepare_shader_module()
1221 static VkShaderModule demo_prepare_vs(struct demo *demo) {  in demo_prepare_vs()
1230 static VkShaderModule demo_prepare_fs(struct demo *demo) {  in demo_prepare_fs()
1239 static void demo_prepare_pipeline(struct demo *demo) {  in demo_prepare_pipeline()
1357 static void demo_prepare_descriptor_pool(struct demo *demo) {  in demo_prepare_descriptor_pool()
1376 static void demo_prepare_descriptor_set(struct demo *demo) {  in demo_prepare_descriptor_set()
1408 static void demo_prepare_framebuffers(struct demo *demo) {  in demo_prepare_framebuffers()
1437 static void demo_prepare(struct demo *demo) {  in demo_prepare()
1485     struct demo* demo = glfwGetWindowUserPointer(window);  in demo_refresh_callback()  local
1490     struct demo* demo = glfwGetWindowUserPointer(window);  in demo_resize_callback()  local
1496 static void demo_run(struct demo *demo) {  in demo_run()
1517 static void demo_create_window(struct demo *demo) {  in demo_create_window()
1562 static void demo_init_vk(struct demo *demo) {  in demo_init_vk()
1832 static void demo_init_device(struct demo *demo) {  in demo_init_device()
1866 static void demo_init_vk_swapchain(struct demo *demo) {  in demo_init_vk_swapchain()
1961 static void demo_init_connection(struct demo *demo) {  in demo_init_connection()
1979 static void demo_init(struct demo *demo, const int argc, const char *argv[])  in demo_init()
2021 static void demo_cleanup(struct demo *demo) {  in demo_cleanup()
2075 static void demo_resize(struct demo *demo) {  in demo_resize()
2127     struct demo demo;  in main()  local