pulled out the draw call. forgot to allocate buffers

src/vkprocessor.rs

@@ -9,7 +9,7 @@ use vulkano::image::swapchain::SwapchainImage;
 use winit::{Window};
 use crate::util::compute_kernel::ComputeKernel;
 use crate::util::compute_image::ComputeImage;
-use crate::canvas::Canvas;
+use crate::canvas::{Canvas, CanvasFrame};
 
 pub struct VkProcessor<'a> {
 
@@ -146,9 +146,15 @@ impl<'a> VkProcessor<'a> {
         self.compute_image.clone().unwrap().clone().save_image();
     }
 
+    pub fn get_canvas(&mut self) -> &Canvas {
+        &self.canvas
+    }
+
     pub fn run(&mut self,
-               surface: &'a Arc<Surface<Window>>,
-               mut frame_future: Box<dyn GpuFuture>,
+        surface: &'a Arc<Surface<Window>>,
+        mut frame_future: Box<dyn GpuFuture>,
+        canvas_frame: CanvasFrame,
+
     ) -> Box<dyn GpuFuture> {
         let mut framebuffers =
             self.canvas.window_size_dependent_setup(&self.swapchain_images.clone().unwrap().clone());
@@ -190,6 +196,8 @@ impl<'a> VkProcessor<'a> {
                 .copy_buffer_to_image(self.compute_image.clone().unwrap().clone().rw_buffers.get(0).unwrap().clone(),
                                       self.compute_image.clone().unwrap().clone().get_swap_buffer().clone()).unwrap();
 
+        self.canvas.draw(canvas_frame);
+        self.canvas.allocate_vertex_buffers(self.device.clone());
 
         let mut command_buffer = self.canvas.draw_commands(command_buffer, framebuffers, image_num);