pre texture

src/app_data.rs

@@ -15,6 +15,7 @@ pub struct AppData {
 
     pub swapchain_image_views: Vec<vk::ImageView>,
 
+    pub descriptor_set_layout: vk::DescriptorSetLayout,
     pub pipeline_layout: vk::PipelineLayout,
     pub render_pass: vk::RenderPass,
     pub pipeline: vk::Pipeline,
@@ -30,4 +31,14 @@ pub struct AppData {
 
     pub vertex_buffer: vk::Buffer,
     pub vertex_buffer_memory: vk::DeviceMemory,
+
+    pub index_buffer: vk::Buffer,
+    pub index_buffer_memory: vk::DeviceMemory,
+
+    
+    pub uniform_buffers: Vec<vk::Buffer>,
+    pub uniform_buffers_memory: Vec<vk::DeviceMemory>,
+
+    pub descriptor_pool: vk::DescriptorPool,
+    pub descriptor_sets: Vec<vk::DescriptorSet>,
 }