first step for compute task

src/app_data.rs

@@ -22,6 +22,9 @@ pub struct AppData {
     pub pipeline_cube: vk::Pipeline,
     pub pipeline_cuboid: vk::Pipeline,
     pub pipeline_quad: vk::Pipeline,
+
+    pub pipeline_compute: vk::Pipeline,
+
     pub framebuffers: Vec<vk::Framebuffer>,
     pub command_pool: vk::CommandPool,
     pub command_buffers: Vec<vk::CommandBuffer>,
@@ -35,8 +38,14 @@ pub struct AppData {
     pub uniform_buffers: Vec<vk::Buffer>,
     pub uniform_buffers_memory: Vec<vk::DeviceMemory>,
 
-    pub storage_buffers: Vec<vk::Buffer>,
-    pub storage_buffers_memory: Vec<vk::DeviceMemory>,
+    pub render_storage_buffers: Vec<vk::Buffer>,
+    pub render_storage_buffers_memory: Vec<vk::DeviceMemory>,
+
+    pub compute_in_storage_buffers: Vec<vk::Buffer>,
+    pub compute_in_storage_buffers_memory: Vec<vk::DeviceMemory>,
+
+    pub compute_out_storage_buffers: Vec<vk::Buffer>,
+    pub compute_out_storage_buffers_memory: Vec<vk::DeviceMemory>,
 
     pub descriptor_pool: vk::DescriptorPool,
     pub descriptor_sets: Vec<vk::DescriptorSet>,
@@ -60,6 +69,8 @@ pub struct AppData {
     pub topology: vk::PrimitiveTopology,
 
     pub scene_rt_memory_size: u64,
+    pub scene_rt_volumetric_size: u64,
+    pub compute_task_one_size: usize,
     // values passed to shader
     pub num_lights_per_volume: u32,
     pub min_light_weight: f32,