lots of refactoring

Cargo.toml

@@ -19,5 +19,4 @@ time = "0.1.38"
 shaderc = "0.5.0"
 #shade_runner = {version = "0.1.1", git = "https://github.com/MitchellHansen/shade_runner"}
 shade_runner = {path = "../shade_runner"}
-
 winit = "0.19.1"

src/canvas.rs

@@ -15,11 +15,12 @@ use vulkano::descriptor::DescriptorSet;
 use vulkano::descriptor::descriptor_set::PersistentDescriptorSet;
 use std::path::PathBuf;
 use image::GenericImageView;
-use crate::util::compute_image::ComputeImage;
 use std::iter::FromIterator;
 use vulkano::swapchain::Capabilities;
 use winit::Window;
 use vulkano::pipeline::viewport::Viewport;
+use vulkano::descriptor::descriptor::DescriptorDescTy::TexelBuffer;
+use crate::canvas_frame::CanvasFrame;
 
 // Canvas is the accumulator of Sprites for drawing
 
@@ -85,87 +86,73 @@ pub enum ShaderType {
     IMAGE = 2,
 }
 
-pub struct CanvasFrame {
-    colored_drawables: Vec<ColoredVertex2D>,
-    textured_drawables: HashMap<Arc<u32>, Vec<Vec<Vertex2D>>>,
-    image_drawables: HashMap<Arc<u32>, Vec<Vec<Vertex2D>>>,
-}
-
-impl CanvasFrame {
-
-    pub fn new() -> CanvasFrame {
-        CanvasFrame {
-            colored_drawables: vec![],
-            textured_drawables: Default::default(),
-            image_drawables: Default::default()
-        }
-    }
-
-    // Accumulates the drawables vertices and colors
-    pub fn draw(&mut self, drawable: &dyn Drawable) {
-
-        match drawable.get_texture_handle() {
-            Some(handle) => {
-                self.textured_drawables
-                    .entry(handle.clone())
-                    .or_insert(Vec::new())
-                    .push(drawable.get_vertices().iter().map(|n|
-                        Vertex2D {
-                            position: [n.0, n.1],
-                        }
-                    ).collect::<Vec<Vertex2D>>());
-            }
-            None => {
-
-                match drawable.get_image_handle() {
-
-                    Some(handle) => {
-                        self.image_drawables
-                            .entry(handle.clone())
-                            .or_insert(Vec::new())
-                            .push(drawable.get_vertices().iter().map(|n|
-                                Vertex2D {
-                                    position: [n.0, n.1],
-                                }
-                            ).collect());
-                    }
-                    None => {
-                        let colors = drawable.get_color();
-
-                        self.colored_drawables.extend(
-                            drawable.get_vertices().iter().map(|n|
-                                ColoredVertex2D {
-                                    position: [n.0, n.1],
-                                    color: [colors.0, colors.1, colors.2, colors.3],
-                                }
-                            )
-                        );
-                    }
-                }
-            }
-        }
-    }
-}
-
 
 #[derive(Clone)]
-pub struct Canvas {
+pub struct TextureHandle {
-    shader_kernels: HashMap<ShaderType, ShaderKernels>,
+    handle: u32
+}
 
-    texture_store: HashMap<String, Arc<ImmutableImage<Format>>>,
+#[derive(Clone)]
+pub struct ImageHandle {
+    handle: u32
+}
 
+#[derive(Clone)]
+pub struct ShaderHandle {
+    handle: u32
+}
+
+#[derive(Clone)]
+pub struct CanvasTexture {
+    handle: Arc<TextureHandle>,
+    buffer: Arc<ImmutableImage<Format>>,
+    name: String,
+    size: (u32, u32),
+}
+
+impl CanvasTexture {
+    fn get_descriptor_set(&mut self,
+                          shader: Arc<ShaderKernels>,
+                          sampler: Arc<Sampler>) -> Box<dyn DescriptorSet + Send + Sync> {
+        let o: Box<dyn DescriptorSet + Send + Sync> = Box::new(
+            PersistentDescriptorSet::start(
+                shader.clone().get_pipeline().clone(), 0,
+            )
+                .add_sampled_image(self.buffer.clone(), sampler.clone()).unwrap()
+                .build().unwrap());
+        o
+    }
+}
+
+#[derive(Clone)]
+pub struct CanvasImage {
+    handle: Arc<ImageHandle>,
+    buffer: Arc<AttachmentImage>,
+    size: (u32, u32),
+}
+
+impl CanvasImage {
+    fn get_descriptor_set(&mut self, shader: Arc<ShaderKernels>)
+                          -> Box<dyn DescriptorSet + Send + Sync> {
+        let o: Box<dyn DescriptorSet + Send + Sync> = Box::new(
+            PersistentDescriptorSet::start(
+                shader.clone().get_pipeline().clone(), 0,
+            )
+                .add_image(self.buffer.clone()).unwrap()
+                .build().unwrap());
+        o
+    }
+}
+
+#[derive(Clone)]
+pub struct CanvasState {
     dynamic_state: DynamicState,
     sampler: Arc<Sampler>,
 
     // hold the image, texture, and shader buffers the same was as we do CompuState
-    image_buffers: Vec<std::sync::Arc<vulkano::image::attachment::AttachmentImage>>,
+    image_buffers: Vec<Arc<CanvasImage>>,
-    image_buffer_handles: Vec<Arc<u32>>,
+    texture_buffers: Vec<Arc<CanvasTexture>>,
-
+    shader_buffers: HashMap<String, ShaderKernels>,
-    texture_buffers: Vec<Arc<ImmutableImage<Format>>>,
-    texture_buffer_handles: Vec<Arc<u32>>,
-
-    shader_buffers: HashMap<ShaderType, ShaderKernels>,
-    shader_buffer_handles: Vec<Arc<u32>>,
 
     // Hold onto the vertices we get from the Compu and Canvas Frames
     // When the run comes around, push the vertices to the GPU
@@ -184,11 +171,10 @@ pub struct Canvas {
 }
 
 
-impl Canvas {
+impl CanvasState {
-
     // This method is called once during initialization, then again whenever the window is resized
     pub fn window_size_dependent_setup(&mut self, images: &[Arc<SwapchainImage<Window>>])
-        -> Vec<Arc<dyn FramebufferAbstract + Send + Sync>> {
+                                       -> Vec<Arc<dyn FramebufferAbstract + Send + Sync>> {
         let dimensions = images[0].dimensions();
 
         self.dynamic_state.viewports =
@@ -200,7 +186,7 @@ impl Canvas {
 
         images.iter().map(|image| {
             Arc::new(
-                Framebuffer::start(self.shader_kernels.get(&ShaderType::SOLID).unwrap().render_pass.clone())
+                Framebuffer::start(self.shader_kernels.get(String::from("color-passthrough")).unwrap().render_pass.clone())
                     .add(image.clone()).unwrap()
                     .build().unwrap()
             ) as Arc<dyn FramebufferAbstract + Send + Sync>
@@ -211,31 +197,24 @@ impl Canvas {
     pub fn new(queue: Arc<Queue>,
                device: Arc<Device>,
                physical: PhysicalDevice,
-               capabilities: Capabilities) -> Canvas {
+               capabilities: Capabilities) -> CanvasState {
-
         let solid_color_kernel = String::from("color-passthrough");
         let texture_kernel = String::from("simple_texture");
 
-        let shader_kernels : HashMap<ShaderType, ShaderKernels> = HashMap::from_iter(vec![
+        let shader_kernels: HashMap<ShaderType, ShaderKernels> = HashMap::from_iter(vec![
             (ShaderType::SOLID, ShaderKernels::new(solid_color_kernel, capabilities.clone(), queue.clone(), physical.clone(), device.clone())),
             (ShaderType::TEXTURED, ShaderKernels::new(texture_kernel, capabilities.clone(), queue.clone(), physical.clone(), device.clone()))
         ]);
 
 
-        Canvas {
+        CanvasState {
-            shader_kernels: Default::default(),
-            texture_store: Default::default(),
-
             dynamic_state: DynamicState { line_width: None, viewports: None, scissors: None },
             sampler: Sampler::new(device.clone(), Filter::Linear, Filter::Linear,
                                   MipmapMode::Nearest, SamplerAddressMode::Repeat, SamplerAddressMode::Repeat,
                                   SamplerAddressMode::Repeat, 0.0, 1.0, 0.0, 0.0).unwrap(),
             image_buffers: vec![],
-            image_buffer_handles: vec![],
             texture_buffers: vec![],
-            texture_buffer_handles: vec![],
             shader_buffers: Default::default(),
-            shader_buffer_handles: vec![],
 
             colored_drawables: vec![],
             colored_vertex_buffer: vec![],
@@ -249,20 +228,24 @@ impl Canvas {
         }
     }
 
-    pub fn create_image(&mut self, dimensions: (u32, u32), usage: ImageUsage) -> Arc<u32> {
+    pub fn create_image(&mut self, dimensions: (u32, u32), usage: ImageUsage) -> Arc<ImageHandle> {
-        self.image_buffers.push(
+        let image = CanvasImage {
-            AttachmentImage::with_usage(
+            handle: Arc::new(ImageHandle { handle: self.image_buffers.len() as u32 + 1 }),
+            buffer: AttachmentImage::with_usage(
                 self.device.clone(),
                 [dimensions.0, dimensions.1],
                 Format::R8G8B8A8Uint,
-                usage).unwrap());
+                usage).unwrap(),
-        let id = Arc::new(self.image_buffers.len() as u32);
+            size: dimensions,
-        self.image_buffer_handles.push(id.clone());
+        };
-        id
+        let handle = image.handle.clone();
+        self.image_buffers.push(Arc::new(image));
+        handle
     }
 
-    pub fn get_image(&self, image_handle: Arc<u32>) -> std::sync::Arc<vulkano::image::attachment::AttachmentImage> {
+    pub fn get_image(&self, image_handle: Arc<ImageHandle>) -> Arc<AttachmentImage> {
-        self.image_buffers.get((*image_handle).clone() as usize).unwrap().clone()
+        self.image_buffers.get((*image_handle).clone() as usize).unwrap()
+            .clone().buffer.clone()
     }
 
     // TODO Handle file not found gracefully
@@ -307,25 +290,24 @@ impl Canvas {
         texture
     }
 
-    pub fn load_texture_from_filename(&mut self, filename: String) -> Arc<ImmutableImage<Format>> {
+    pub fn load_texture(&mut self, filename: String) -> Option<Arc<TextureHandle>> {
-        if self.texture_store.contains_key(&filename.clone()) {
-            println!("{} Already exists, not going to replace it.", filename.clone());
-            self.texture_store.get(&filename.clone()).unwrap().clone()
-        } else {
-            let texture = self.get_texture_from_file(filename.clone());
-            self.texture_store.insert(filename, texture.clone());
-            texture
-        }
-    }
-
-    pub fn load_texture(&mut self, filename: String) -> Option<Arc<u32>> {
         let texture_buffer = self.get_texture_from_file(filename.clone());
-        self.texture_buffers.push(texture_buffer.clone());
-        let id = Arc::new(self.texture_buffers.len() as u32);
-        self.texture_buffer_handles.push(id.clone());
-        Some(id)
-    }
 
+        let handle = Arc::new(TextureHandle {
+            handle: self.texture_buffers.len() as u32 + 1
+        });
+
+        let texture = Arc::new(CanvasTexture {
+            handle: handle.clone(),
+            buffer: self.get_texture_from_file(filename.clone()),
+            name: "".to_string(),
+            size: (0, 0),
+        });
+
+        self.texture_buffers.push(texture);
+
+        Some(handle)
+    }
 
     // After done using this, need to call allocated vertex buffers
     pub fn draw(&mut self, canvas_frame: CanvasFrame) {
@@ -336,26 +318,20 @@ impl Canvas {
         self.allocate_vertex_buffers(self.device.clone());
     }
 
-    fn get_texture(&self, texture_id: String) -> Arc<ImmutableImage<Format>> {
+    fn allocate_vertex_buffers(&mut self, device: Arc<Device>) {
-        if let Some(i) = self.texture_store.get(&texture_id) {
-            return i.clone();
-        } else {
-            panic!("{} : Texture not loaded", texture_id);
-        }
-    }
-
-    pub fn allocate_vertex_buffers(&mut self, device: Arc<Device>) {
         self.colored_vertex_buffer.clear();
         self.textured_vertex_buffer.clear();
         self.image_vertex_buffer.clear();
 
-
         //TODO should probably use cpu accessible buffer instead of recreating immutes each frame
-//        CpuAccessibleBuffer::from_iter(
+        /*
-//            device.clone(),
+          CpuAccessibleBuffer::from_iter(
-//            BufferUsage::vertex_buffer(),
+
-//            self.colored_drawables.iter().cloned(),
+                    device.clone(),
-//        ).unwrap().0;
+                    BufferUsage::vertex_buffer(),
+                    self.colored_drawables.iter().cloned(),
+                ).unwrap().0;
+        */
 
         self.colored_vertex_buffer.push(
             ImmutableBuffer::from_iter(
@@ -377,46 +353,24 @@ impl Canvas {
         }
     }
 
-    fn get_solid_color_descriptor_set(&self) -> Box<dyn DescriptorSet + Send + Sync> {
+    fn get_texture(&self, texture_id: String) -> Arc<ImmutableImage<Format>> {
-        println!("{}", self.shader_kernels.get(&ShaderType::SOLID).unwrap().clone().get_pipeline().clone().num_sets());
+        if let Some(i) = self.texture_store.get(&texture_id) {
+            return i.clone();
+        } else {
+            panic!("{} : Texture not loaded", texture_id);
+        }
+    }
+
+
+    fn get_solid_color_descriptor_set(&self, kernel: Arc<ShaderKernels>) -> Box<dyn DescriptorSet + Send + Sync> {
 
         let o: Box<dyn DescriptorSet + Send + Sync> = Box::new(
             PersistentDescriptorSet::start(
-                self.shader_kernels.get(&ShaderType::SOLID).unwrap().clone().get_pipeline().clone(), 0,
+                kernel.clone().get_pipeline().clone(), 0,
             ).build().unwrap());
         o
     }
 
-    fn get_textured_descriptor_set(&self, texture_id: String)
-                                   -> Box<dyn DescriptorSet + Send + Sync> {
-        let o: Box<dyn DescriptorSet + Send + Sync> = Box::new(
-            PersistentDescriptorSet::start(
-                self.shader_kernels.get(&ShaderType::TEXTURED).unwrap().clone().get_pipeline().clone(), 0,
-            )
-                .add_sampled_image(self.get_texture(texture_id), self.sampler.clone()).unwrap()
-                .build().unwrap());
-        o
-    }
-
-    // This is the image which is written to by the write compute buffer
-    // I suppose I could just have a general image set maker instead of compue... they are
-    // somewhat similar
-    fn get_compute_swap_descriptor_set(&mut self,
-                                       device: Arc<Device>,
-                                       compute_image: &ComputeImage) -> Box<dyn DescriptorSet + Send + Sync> {
-        let sampler = Sampler::new(device.clone(), Filter::Linear, Filter::Linear,
-                                   MipmapMode::Nearest, SamplerAddressMode::Repeat, SamplerAddressMode::Repeat,
-                                   SamplerAddressMode::Repeat, 0.0, 1.0, 0.0, 0.0).unwrap();
-
-        let o: Box<dyn DescriptorSet + Send + Sync> = Box::new(
-            PersistentDescriptorSet::start(
-                self.shader_kernels.get(&ShaderType::IMAGE).clone().unwrap().clone().get_pipeline(), 0,
-            )
-                .add_image(compute_image.clone().get_swap_buffer().clone()).unwrap()
-                .build().unwrap());
-        o
-    }
-
     pub fn draw_commands(&self,
                          mut command_buffer: AutoCommandBufferBuilder,
                          framebuffers: Vec<Arc<dyn FramebufferAbstract + Send + Sync>>,
@@ -447,9 +401,7 @@ impl Canvas {
 //                        vec![self.get_textured_descriptor_set(String::from("funky-bird.jpg"))], ()
 //                    ).unwrap();
                 }
-                ShaderType::IMAGE => {
+                ShaderType::IMAGE => {}
-
-                }
             }
         }
 
@@ -457,8 +409,6 @@ impl Canvas {
             .end_render_pass()
             .unwrap()
     }
-
-
 }
 
 

src/canvas_frame.rs

@@ -0,0 +1,62 @@
+use crate::vertex_2d::{ColoredVertex2D, Vertex2D};
+use std::sync::Arc;
+use std::collections::HashMap;
+use crate::canvas::Drawable;
+
+pub struct CanvasFrame {
+    pub colored_drawables: Vec<ColoredVertex2D>,
+    pub textured_drawables: HashMap<Arc<u32>, Vec<Vec<Vertex2D>>>,
+    pub image_drawables: HashMap<Arc<u32>, Vec<Vec<Vertex2D>>>,
+}
+
+impl CanvasFrame {
+    pub fn new() -> CanvasFrame {
+        CanvasFrame {
+            colored_drawables: vec![],
+            textured_drawables: Default::default(),
+            image_drawables: Default::default(),
+        }
+    }
+
+    // Accumulates the drawables vertices and colors
+    pub fn draw(&mut self, drawable: &dyn Drawable) {
+        match drawable.get_texture_handle() {
+            Some(handle) => {
+                self.textured_drawables
+                    .entry(handle.clone())
+                    .or_insert(Vec::new())
+                    .push(drawable.get_vertices().iter().map(|n|
+                        Vertex2D {
+                            position: [n.0, n.1],
+                        }
+                    ).collect::<Vec<Vertex2D>>());
+            }
+            None => {
+                match drawable.get_image_handle() {
+                    Some(handle) => {
+                        self.image_drawables
+                            .entry(handle.clone())
+                            .or_insert(Vec::new())
+                            .push(drawable.get_vertices().iter().map(|n|
+                                Vertex2D {
+                                    position: [n.0, n.1],
+                                }
+                            ).collect());
+                    }
+                    None => {
+                        let colors = drawable.get_color();
+
+                        self.colored_drawables.extend(
+                            drawable.get_vertices().iter().map(|n|
+                                ColoredVertex2D {
+                                    position: [n.0, n.1],
+                                    color: [colors.0, colors.1, colors.2, colors.3],
+                                }
+                            )
+                        );
+                    }
+                }
+            }
+        }
+    }
+}

src/compu_buffer.rs

@@ -0,0 +1,99 @@
+use std::sync::Arc;
+use vulkano::device::Device;
+use vulkano::buffer::{CpuAccessibleBuffer, BufferUsage};
+use vulkano::pipeline::ComputePipeline;
+use vulkano::descriptor::pipeline_layout::PipelineLayout;
+use vulkano::descriptor::descriptor_set::PersistentDescriptorSet;
+use image::ImageBuffer;
+
+#[derive(Clone)]
+pub struct CompuBuffers {
+    dimensions: (u32, u32),
+    device: Arc<Device>,
+    handle: Arc<CompuBufferHandle>,
+
+    io_buffers: Vec<Arc<CpuAccessibleBuffer<[u8]>>>,
+    settings_buffer: Arc<CpuAccessibleBuffer<[u32]>>,
+}
+
+impl CompuBuffers {
+    pub fn new(device: Arc<Device>, data: Vec<u8>,
+               dimensions: (u32, u32), stride: u32,
+               handle: Arc<CompuBufferHandle>) -> CompuBuffers {
+
+        let data_length = dimensions.0 * dimensions.1 * stride;
+
+        let input_buffer = {
+            let mut buff = data.iter();
+            let data_iter = (0..data_length).map(|n| *(buff.next().unwrap()));
+            CpuAccessibleBuffer::from_iter(device.clone(), BufferUsage::all(), data_iter).unwrap()
+        };
+
+        let output_buffer = {
+            let mut buff = data.iter();
+            let data_iter = (0..data_length).map(|n| *(buff.next().unwrap()));
+            CpuAccessibleBuffer::from_iter(device.clone(), BufferUsage::all(), data_iter).unwrap()
+        };
+
+        // Settings buffer which holds i32's
+        // Compile macros into the kernel eventually to index them
+        let settings_buffer = {
+            let vec = vec![dimensions.0, dimensions.1];
+            let mut buff = vec.iter();
+            let data_iter =
+                (0..2).map(|n| *(buff.next().unwrap()));
+            CpuAccessibleBuffer::from_iter(device.clone(),
+                                           BufferUsage::all(),
+                                           data_iter).unwrap()
+        };
+
+        CompuBuffers {
+            dimensions: dimensions,
+            device: device.clone(),
+
+            handle: handle,
+            io_buffers: vec![input_buffer, output_buffer],
+            settings_buffer: settings_buffer,
+        }
+    }
+
+    pub fn get_size(&self) -> (u32, u32) {
+        self.dimensions
+    }
+
+    pub fn get_descriptor_set(&self, compute_pipeline: std::sync::Arc<ComputePipeline<PipelineLayout<shade_runner::layouts::ComputeLayout>>>)
+                              -> Arc<PersistentDescriptorSet<std::sync::Arc<ComputePipeline<PipelineLayout<shade_runner::layouts::ComputeLayout>>>, ((((),
+                                                                                                                                                       PersistentDescriptorSetBuf<std::sync::Arc<vulkano::buffer::cpu_access::CpuAccessibleBuffer<[u8]>>>),
+                                                                                                                                                      PersistentDescriptorSetBuf<std::sync::Arc<vulkano::buffer::cpu_access::CpuAccessibleBuffer<[u8]>>>),
+                                                                                                                                                     PersistentDescriptorSetBuf<std::sync::Arc<vulkano::buffer::cpu_access::CpuAccessibleBuffer<[u32]>>>)>> {
+        Arc::new(PersistentDescriptorSet::start(compute_pipeline.clone(), 0)
+            .add_buffer(self.io_buffers.get(0).unwrap().clone()).unwrap()
+            .add_buffer(self.io_buffers.get(1).unwrap().clone()).unwrap()
+            .add_buffer(self.settings_buffer.clone()).unwrap()
+            .build().unwrap())
+    }
+
+    pub fn read_output_buffer(&self) -> ImageBuffer<Rgba<u8>, Vec<u8>> {
+        let xy = self.get_size();
+
+        self.io_buffers.get(1).unwrap().write().unwrap().map(|x| x);
+        let data_buffer_content = self.io_buffers.get(1).unwrap().read().unwrap();
+        ImageBuffer::from_fn(xy.0, xy.1, |x, y| {
+            let r = data_buffer_content[((xy.0 * y + x) * 4 + 0) as usize] as u8;
+            let g = data_buffer_content[((xy.0 * y + x) * 4 + 1) as usize] as u8;
+            let b = data_buffer_content[((xy.0 * y + x) * 4 + 2) as usize] as u8;
+            let a = data_buffer_content[((xy.0 * y + x) * 4 + 3) as usize] as u8;
+
+            image::Rgba([r, g, b, a])
+        })
+    }
+}
+
+#[derive(Clone)]
+pub struct CompuBufferHandle {
+    handle: u32,
+}
+#[derive(Clone)]
+pub struct CompuKernelHandle {
+    handle: u32,
+}

src/compu_frame.rs

@@ -0,0 +1,56 @@
+use crate::canvas::ImageHandle;
+use std::sync::Arc;
+use crate::compu_sprite::CompuSprite;
+use crate::compu_buffer::{CompuBufferHandle, CompuKernelHandle};
+
+pub struct CompuFrame {
+    // Vec<(Buffer, Kernel)>
+    pure_compute: Vec<(
+        Arc<CompuBufferHandle>,
+        Arc<CompuKernelHandle>)>,
+
+    // Vec<(Buffer, Image, Kernel)>
+    swapped_to_image: Vec<(
+        Arc<CompuBufferHandle>,
+        Arc<ImageHandle>,
+        Arc<CompuKernelHandle>)>,
+
+    // Vec<(Input Buffer, Output Buffer, Kernel)>
+    swapped_to_buffer: Vec<(
+        Arc<CompuBufferHandle>,
+        Arc<CompuBufferHandle>,
+        Arc<CompuKernelHandle>)>,
+}
+
+impl CompuFrame {
+    pub fn new() -> CompuFrame {
+        CompuFrame {
+            pure_compute: vec![],
+            swapped_to_image: vec![],
+            swapped_to_buffer: vec![],
+        }
+    }
+
+    pub fn add(&mut self, buffer: Arc<CompuBufferHandle>, kernel: Arc<CompuKernelHandle>) {
+        self.pure_compute.push((buffer, kernel));
+    }
+
+    /*
+        INPUT_BUFFER -> input -> kernel -> output
+                           v------------------^
+        OUTPUT_BUFFER -> input X kernel X output
+    */
+    pub fn add_chained(&mut self,
+                       input_buffer: Arc<CompuBufferHandle>,
+                       output_buffer: Arc<CompuBufferHandle>,
+                       kernel: Arc<CompuKernelHandle>) {
+        self.swapped_to_buffer.push((input_buffer, output_buffer, kernel));
+    }
+
+    pub fn add_with_image_swap(&mut self,
+                               buffer: Arc<CompuBufferHandle>,
+                               kernel: Arc<CompuKernelHandle>,
+                               sprite: &CompuSprite) {
+        self.swapped_to_image.push((buffer, sprite.get_image_handle().clone(), kernel))
+    }
+}

src/compu_kernel.rs

@@ -8,9 +8,13 @@ use vulkano::descriptor::pipeline_layout::PipelineLayout;
 use shade_runner::{CompileError, FragLayout, FragInput, FragOutput, VertInput, VertOutput, VertLayout, CompiledShaders, Entry};
 use shaderc::CompileOptions;
 use vulkano::pipeline::shader::{ShaderModule, GraphicsEntryPoint, SpecializationConstants, SpecializationMapEntry};
+use crate::compu_buffer::CompuKernelHandle;
+
 
 #[derive(Clone)]
-pub struct ComputeKernel {
+pub struct CompuKernel {
+
+    handle: Arc<CompuKernelHandle>,
 
     compute_pipeline: Option<std::sync::Arc<ComputePipeline<PipelineLayout<shade_runner::layouts::ComputeLayout>>>>,
     compute_kernel_path: PathBuf,
@@ -22,7 +26,7 @@ pub struct ComputeKernel {
     specialization_constants: ComputeSpecializationConstants,
 }
 
-impl ComputeKernel {
+impl CompuKernel {
 
     fn get_path(filename: String) -> PathBuf {
 
@@ -37,9 +41,10 @@ impl ComputeKernel {
         compute_path
     }
 
-    pub fn new(filename: String, device: Arc<Device>) -> ComputeKernel {
+    pub fn new(filename: String, device: Arc<Device>,
+               handle: Arc<CompuKernelHandle>) -> CompuKernel {
 
-        let compute_path = ComputeKernel::get_path(filename);
+        let compute_path = CompuKernel::get_path(filename);
 
         let mut options  = CompileOptions::new().ok_or(CompileError::CreateCompiler).unwrap();
 
@@ -54,7 +59,8 @@ impl ComputeKernel {
         }.unwrap();
 
 
-        ComputeKernel {
+        CompuKernel {
+            handle: handle,
             device: device,
             shader: shader,
             compute_pipeline: Option::None,
@@ -94,7 +100,7 @@ impl ComputeKernel {
     pub fn compile_kernel(&mut self, filename: String) -> std::sync::Arc<ComputePipeline<PipelineLayout<shade_runner::layouts::ComputeLayout>>> {
 
         let mut options = CompileOptions::new().ok_or(CompileError::CreateCompiler).unwrap();
-        self.compute_kernel_path = ComputeKernel::get_path(filename);
+        self.compute_kernel_path = CompuKernel::get_path(filename);
 
         self.shader =
             sr::load_compute_with_options(self.compute_kernel_path.clone(), options)
@@ -112,10 +118,9 @@ impl ComputeKernel {
     }
 }
 
-
 #[repr(C)]
 #[derive(Default, Debug, Clone)]
-struct ComputeSpecializationConstants {
+pub struct ComputeSpecializationConstants {
     first_constant: i32,
     second_constant: u32,
     third_constant: f32,

src/compu_sprite.rs

@@ -0,0 +1,64 @@
+use crate::canvas::{ImageHandle, Drawable, TextureHandle};
+use std::sync::Arc;
+
+pub struct CompuSprite {
+    vertices: [(f32, f32); 6],
+    position: (f32, f32),
+    size: (f32, f32),
+    color: (f32, f32, f32, f32),
+    image_handle: Arc<ImageHandle>,
+}
+
+impl Drawable for CompuSprite {
+    fn get_vertices(&self) -> Vec<(f32, f32)> {
+        self.vertices.to_vec()
+    }
+
+    fn get_color(&self) -> (f32, f32, f32, f32) {
+        self.color
+    }
+
+    fn get_texture_handle(&self) -> Option<Arc<TextureHandle>> {
+        None
+    }
+
+    fn get_image_handle(&self) -> Option<Arc<ImageHandle>> {
+        Some(self.image_handle.clone())
+    }
+}
+
+impl CompuSprite {
+    pub fn new(position: (f32, f32),
+               size: (f32, f32),
+               image_handle: Arc<ImageHandle>) -> CompuSprite {
+        let fsize = (size.0 as f32, size.1 as f32);
+
+        CompuSprite {
+            vertices: [
+                (position.0, position.1),                     // top left
+                (position.0, position.1 + fsize.1),           // bottom left
+                (position.0 + fsize.0, position.1 + fsize.1), // bottom right
+                (position.0, position.1),                     // top left
+                (position.0 + fsize.0, position.1 + fsize.1), // bottom right
+                (position.0 + fsize.0, position.1),           // top right
+            ],
+
+            position: position,
+            size: size,
+            color: (0.0, 0.0, 0.0, 0.0),
+            image_handle: image_handle.clone(),
+        }
+    }
+
+    fn get_vertices(&self) -> Vec<(f32, f32)> {
+        self.vertices.to_vec()
+    }
+
+    fn get_color(&self) -> (f32, f32, f32, f32) {
+        self.color.clone()
+    }
+
+    fn get_image_handle(&self) -> Arc<ImageHandle> {
+        self.image_handle.clone()
+    }
+}

src/compu_state.rs

@@ -0,0 +1,141 @@
+use std::ffi::CStr;
+use vulkano::buffer::{CpuAccessibleBuffer, BufferUsage};
+use std::sync::Arc;
+use crate::canvas::{Drawable, CanvasState, ImageHandle, CanvasImage, TextureHandle};
+use vulkano::framebuffer::RenderPassAbstract;
+use vulkano::pipeline::{GraphicsPipelineAbstract, ComputePipeline};
+use vulkano::device::Device;
+use image::ImageBuffer;
+use image::GenericImageView;
+use vulkano::image::{ImageUsage, AttachmentImage};
+use vulkano::descriptor::descriptor_set::{PersistentDescriptorSetBuf, PersistentDescriptorSet};
+use vulkano::format::Format;
+use vulkano::descriptor::pipeline_layout::PipelineLayout;
+use std::borrow::Borrow;
+use image::Rgba;
+use vulkano::command_buffer::AutoCommandBufferBuilder;
+use std::path::PathBuf;
+use shade_runner::{CompiledShaders, Entry, CompileError};
+use vulkano::pipeline::shader::ShaderModule;
+use shaderc::CompileOptions;
+use crate::compu_kernel::CompuKernel;
+use crate::compu_buffer::{CompuBuffers, CompuBufferHandle, CompuKernelHandle};
+use crate::compu_frame::CompuFrame;
+
+
+// Canvas analog
+pub struct CompuState {
+    compute_buffers: Vec<CompuBuffers>,
+    kernels: Vec<CompuKernel>,
+}
+
+impl CompuState {
+    pub fn new() -> CompuState {
+        CompuState {
+            compute_buffers: vec![],
+            kernels: vec![],
+        }
+    }
+
+    pub fn new_compute_buffer(&mut self,
+                              data: Vec<u8>,
+                              dimensions: (u32, u32),
+                              stride: u32,
+                              device: Arc<Device>) -> Arc<CompuBufferHandle> {
+
+        let handle = Arc::new(CompuBufferHandle {
+            handle: self.compute_buffers.len() as u32 + 1
+        });
+
+        self.compute_buffers.push(
+            CompuBuffers::new(device.clone(), data, dimensions, stride, handle.clone()));
+
+        handle
+    }
+
+    pub fn read_compute_buffer(&mut self, handle: Arc<CompuBufferHandle>) -> Vec<u8> {
+        // This is way more difficult than it should be
+        //let compute_buffer : CompuBuffers = self.compute_buffers.get(handle.into()).unwrap();
+        //compute_buffer.read_output_buffer().to_vec()
+        Vec::new()
+    }
+    pub fn write_compute_buffer(&self, handle: Arc<CompuBufferHandle>, data: Vec<u8>) {}
+
+    pub fn new_kernel(&mut self,
+                      filename: String,
+                      device: &Arc<Device>) -> Arc<CompuKernelHandle> {
+
+        let handle = Arc::new(CompuKernelHandle {
+            handle: self.kernels.len() as u32 + 1
+        });
+
+        self.kernels.push(CompuKernel::new(filename, device.clone(), handle.clone()));
+
+        handle
+    }
+
+    pub fn compute_commands(&mut self,
+                            compute_frame: CompuFrame,
+                            mut command_buffer: AutoCommandBufferBuilder,
+                            canvas: &CanvasState)
+                            -> AutoCommandBufferBuilder {
+
+        // i = (Buffer, Kernel)
+        for i in compute_frame.pure_compute {
+            let buffer_id = (*i.0).clone() as usize;
+            let kernel_id = (*i.1).clone() as usize;
+
+            let buffer = self.compute_buffers.get(buffer_id).unwrap();
+            let kernel = self.kernels.get(buffer_id).unwrap();
+
+            let p = kernel.clone().get_pipeline();
+            let d = buffer.get_descriptor_set(kernel.clone().get_pipeline());
+
+            command_buffer = command_buffer
+                .dispatch([100,100,1], p, d, ()).unwrap()
+        }
+
+        // i = (Buffer, Image, Kernel)
+        for i in compute_frame.swapped_to_image {
+            let buffer_id = (*i.0).clone() as usize;
+            let image_id  = i.1.clone();
+            let kernel_id = (*i.2).clone() as usize;
+
+            let buffer = self.compute_buffers.get(buffer_id).unwrap();
+            let image = canvas.get_image(image_id);
+            let kernel = self.kernels.get(buffer_id).unwrap();
+
+            let p = kernel.clone().get_pipeline();
+            let d = buffer.get_descriptor_set(kernel.clone().get_pipeline());
+
+            command_buffer = command_buffer
+                .dispatch([100,100,1], p, d, ()).unwrap()
+                .copy_buffer_to_image(buffer.io_buffers.get(0).unwrap().clone(), image).unwrap();
+        }
+
+
+        // i = (Input Buffer, Output Buffer, Kernel)
+        // Input buffer -> Kernel -> Output buffer
+        for i in compute_frame.swapped_to_buffer {
+            let input_buffer_id  = (*i.0).clone() as usize;
+            let output_buffer_id = (*i.1).clone() as usize;
+            let kernel_id = (*i.2).clone() as usize;
+
+            let input_buffer = self.compute_buffers.get(input_buffer_id).unwrap();
+            let output_buffer = self.compute_buffers.get(output_buffer_id).unwrap();
+            let kernel = self.kernels.get(kernel_id).unwrap();
+
+            let pipeline = kernel.clone().get_pipeline();
+            let descriptor_set = input_buffer.get_descriptor_set(kernel.clone().get_pipeline());
+
+            command_buffer = command_buffer
+                .dispatch([100,100,1], pipeline, descriptor_set, ()).unwrap()
+                .copy_buffer(
+                    input_buffer.io_buffers.get(1).unwrap().clone(),
+                    output_buffer.io_buffers.get(0).unwrap().clone()).unwrap();
+        }
+
+        command_buffer
+    }
+}
+

src/compu_wip.rs

@@ -1,315 +0,0 @@
-use vulkano::buffer::{CpuAccessibleBuffer, BufferUsage};
-use std::sync::Arc;
-use crate::canvas::{Drawable, Canvas};
-use vulkano::framebuffer::RenderPassAbstract;
-use vulkano::pipeline::{GraphicsPipelineAbstract, ComputePipeline};
-use vulkano::device::Device;
-use crate::util::compute_kernel::ComputeKernel;
-use image::ImageBuffer;
-use image::GenericImageView;
-use crate::util::compute_image::ComputeImage;
-use vulkano::image::{ImageUsage, AttachmentImage};
-use vulkano::descriptor::descriptor_set::{PersistentDescriptorSetBuf, PersistentDescriptorSet};
-use vulkano::format::Format;
-use vulkano::descriptor::pipeline_layout::PipelineLayout;
-use std::borrow::Borrow;
-use image::Rgba;
-use vulkano::command_buffer::AutoCommandBufferBuilder;
-
-pub struct CompuSprite {
-    vertices: [(f32, f32); 6],
-    position: (f32, f32),
-    size: (f32, f32),
-    color: (f32, f32, f32, f32),
-    image_handle: Arc<u32>,
-}
-
-impl Drawable for CompuSprite {
-    fn get_vertices(&self) -> Vec<(f32, f32)> {
-        self.vertices.to_vec()
-    }
-
-    fn get_color(&self) -> (f32, f32, f32, f32) {
-        self.color
-    }
-
-    fn get_texture_handle(&self) -> Option<Arc<u32>> {
-        None
-    }
-
-    fn get_image_handle(&self) -> Option<Arc<u32>> {
-        Some(self.image_handle.clone())
-    }
-}
-
-impl CompuSprite {
-    pub fn new(position: (f32, f32),
-               size: (f32, f32),
-               image_handle: Arc<u32>) -> CompuSprite {
-        let fsize = (size.0 as f32, size.1 as f32);
-
-        CompuSprite {
-            vertices: [
-                (position.0, position.1),                     // top left
-                (position.0, position.1 + fsize.1),           // bottom left
-                (position.0 + fsize.0, position.1 + fsize.1), // bottom right
-                (position.0, position.1),                     // top left
-                (position.0 + fsize.0, position.1 + fsize.1), // bottom right
-                (position.0 + fsize.0, position.1),           // top right
-            ],
-
-            position: position,
-            size: size,
-            color: (0.0, 0.0, 0.0, 0.0),
-            image_handle: image_handle.clone(),
-        }
-    }
-
-    fn get_vertices(&self) -> Vec<(f32, f32)> {
-        self.vertices.to_vec()
-    }
-
-    fn get_color(&self) -> (f32, f32, f32, f32) {
-        self.color.clone()
-    }
-
-    fn get_image_handle(&self) -> Arc<u32> {
-        self.image_handle.clone()
-    }
-}
-
-#[derive(Clone)]
-pub struct CompuBuffers {
-    dimensions: (u32, u32),
-    device: Arc<Device>,
-
-    io_buffers: Vec<Arc<CpuAccessibleBuffer<[u8]>>>,
-    settings_buffer: Arc<CpuAccessibleBuffer<[u32]>>,
-}
-
-impl CompuBuffers {
-    pub fn new(device: Arc<Device>, data: Vec<u8>, dimensions: (u32, u32), stride: u32) -> CompuBuffers {
-        let data_length = dimensions.0 * dimensions.1 * stride;
-
-        let input_buffer = {
-            let mut buff = data.iter();
-            let data_iter = (0..data_length).map(|n| *(buff.next().unwrap()));
-            CpuAccessibleBuffer::from_iter(device.clone(), BufferUsage::all(), data_iter).unwrap()
-        };
-
-        let output_buffer = {
-            let mut buff = data.iter();
-            let data_iter = (0..data_length).map(|n| *(buff.next().unwrap()));
-            CpuAccessibleBuffer::from_iter(device.clone(), BufferUsage::all(), data_iter).unwrap()
-        };
-
-        // Settings buffer which holds i32's
-        // Compile macros into the kernel eventually to index them
-        let settings_buffer = {
-            let vec = vec![dimensions.0, dimensions.1];
-            let mut buff = vec.iter();
-            let data_iter =
-                (0..2).map(|n| *(buff.next().unwrap()));
-            CpuAccessibleBuffer::from_iter(device.clone(),
-                                           BufferUsage::all(),
-                                           data_iter).unwrap()
-        };
-
-        CompuBuffers {
-            dimensions: dimensions,
-            device: device.clone(),
-
-            io_buffers: vec![input_buffer, output_buffer],
-            settings_buffer: settings_buffer,
-        }
-    }
-
-    pub fn get_size(&self) -> (u32, u32) {
-        self.dimensions
-    }
-
-    pub fn get_descriptor_set(&self, compute_pipeline: std::sync::Arc<ComputePipeline<PipelineLayout<shade_runner::layouts::ComputeLayout>>>)
-                              -> Arc<PersistentDescriptorSet<std::sync::Arc<ComputePipeline<PipelineLayout<shade_runner::layouts::ComputeLayout>>>, ((((),
-                                                                                                                                                       PersistentDescriptorSetBuf<std::sync::Arc<vulkano::buffer::cpu_access::CpuAccessibleBuffer<[u8]>>>),
-                                                                                                                                                      PersistentDescriptorSetBuf<std::sync::Arc<vulkano::buffer::cpu_access::CpuAccessibleBuffer<[u8]>>>),
-                                                                                                                                                     PersistentDescriptorSetBuf<std::sync::Arc<vulkano::buffer::cpu_access::CpuAccessibleBuffer<[u32]>>>)>> {
-        Arc::new(PersistentDescriptorSet::start(compute_pipeline.clone(), 0)
-            .add_buffer(self.io_buffers.get(0).unwrap().clone()).unwrap()
-            .add_buffer(self.io_buffers.get(1).unwrap().clone()).unwrap()
-            .add_buffer(self.settings_buffer.clone()).unwrap()
-            .build().unwrap())
-    }
-
-    pub fn read_output_buffer(&self) -> ImageBuffer<Rgba<u8>, Vec<u8>> {
-        let xy = self.get_size();
-
-        self.io_buffers.get(1).unwrap().write().unwrap().map(|x| x);
-        let data_buffer_content = self.io_buffers.get(1).unwrap().read().unwrap();
-        ImageBuffer::from_fn(xy.0, xy.1, |x, y| {
-            let r = data_buffer_content[((xy.0 * y + x) * 4 + 0) as usize] as u8;
-            let g = data_buffer_content[((xy.0 * y + x) * 4 + 1) as usize] as u8;
-            let b = data_buffer_content[((xy.0 * y + x) * 4 + 2) as usize] as u8;
-            let a = data_buffer_content[((xy.0 * y + x) * 4 + 3) as usize] as u8;
-
-            image::Rgba([r, g, b, a])
-        })
-    }
-}
-
-// Canvas analog
-pub struct CompuState {
-    compute_buffers: Vec<CompuBuffers>,
-    compute_buffer_handles: Vec<Arc<u32>>,
-
-    kernels: Vec<ComputeKernel>,
-    kernel_handles: Vec<Arc<u32>>,
-}
-
-impl CompuState {
-    pub fn new() -> CompuState {
-        CompuState {
-            compute_buffers: vec![],
-            compute_buffer_handles: vec![],
-            kernels: vec![],
-            kernel_handles: vec![],
-        }
-    }
-
-    pub fn new_compute_buffer(&mut self,
-                              data: Vec<u8>,
-                              dimensions: (u32, u32),
-                              stride: u32,
-                              device: Arc<Device>) -> Arc<u32> {
-        self.compute_buffers.push(
-            CompuBuffers::new(device.clone(), data, dimensions, stride));
-
-        let id = Arc::new(self.compute_buffers.len() as u32);
-        self.compute_buffer_handles.push(id.clone());
-        id
-    }
-
-    pub fn read_compute_buffer(&mut self, handle: Arc<u32>) -> Vec<u8> {
-        // This is way more difficult than it should be
-        //let compute_buffer : CompuBuffers = self.compute_buffers.get(handle.into()).unwrap();
-        //compute_buffer.read_output_buffer().to_vec()
-        Vec::new()
-    }
-    pub fn write_compute_buffer(&self, handle: Arc<u32>, data: Vec<u8>) {}
-
-    pub fn new_kernel(&mut self,
-                      filename: String,
-                      device: &Arc<Device>) -> Arc<u32> {
-        let kernel = ComputeKernel::new(filename, device.clone());
-
-        self.kernels.push(kernel);
-
-        let id = Arc::new(self.kernels.len() as u32);
-
-        self.kernel_handles.push(id.clone());
-
-        id
-    }
-
-    pub fn compute_commands(&mut self,
-                            compute_frame: ComputeFrame,
-                            mut command_buffer: AutoCommandBufferBuilder,
-                            canvas: &Canvas)
-                            -> AutoCommandBufferBuilder {
-
-        // i = (Buffer, Kernel)
-        for i in compute_frame.pure_compute {
-            let buffer_id = (*i.0).clone() as usize;
-            let kernel_id = (*i.1).clone() as usize;
-
-            let buffer = self.compute_buffers.get(buffer_id).unwrap();
-            let kernel = self.kernels.get(buffer_id).unwrap();
-
-            let p = kernel.clone().get_pipeline();
-            let d = buffer.get_descriptor_set(kernel.clone().get_pipeline());
-
-            command_buffer = command_buffer
-                .dispatch([100,100,1], p, d, ()).unwrap()
-        }
-
-        // i = (Buffer, Image, Kernel)
-        for i in compute_frame.swapped_to_image {
-            let buffer_id = (*i.0).clone() as usize;
-            let image_id  = i.1.clone();
-            let kernel_id = (*i.2).clone() as usize;
-
-            let buffer = self.compute_buffers.get(buffer_id).unwrap();
-            let image = canvas.get_image(image_id);
-            let kernel = self.kernels.get(buffer_id).unwrap();
-
-            let p = kernel.clone().get_pipeline();
-            let d = buffer.get_descriptor_set(kernel.clone().get_pipeline());
-
-            command_buffer = command_buffer
-                .dispatch([100,100,1], p, d, ()).unwrap()
-                .copy_buffer_to_image(buffer.io_buffers.get(0).unwrap().clone(), image).unwrap();
-        }
-
-
-        // i = (Input Buffer, Output Buffer, Kernel)
-        // Input buffer -> Kernel -> Output buffer
-        for i in compute_frame.swapped_to_buffer {
-            let input_buffer_id  = (*i.0).clone() as usize;
-            let output_buffer_id = (*i.1).clone() as usize;
-            let kernel_id = (*i.2).clone() as usize;
-
-            let input_buffer = self.compute_buffers.get(input_buffer_id).unwrap();
-            let output_buffer = self.compute_buffers.get(output_buffer_id).unwrap();
-            let kernel = self.kernels.get(kernel_id).unwrap();
-
-            let pipeline = kernel.clone().get_pipeline();
-            let descriptor_set = input_buffer.get_descriptor_set(kernel.clone().get_pipeline());
-
-            command_buffer = command_buffer
-                .dispatch([100,100,1], pipeline, descriptor_set, ()).unwrap()
-                .copy_buffer(
-                    input_buffer.io_buffers.get(1).unwrap().clone(),
-                    output_buffer.io_buffers.get(0).unwrap().clone()).unwrap();
-        }
-
-        command_buffer
-    }
-}
-
-
-pub struct ComputeFrame {
-    // Vec<(Buffer, Kernel)>
-    pure_compute: Vec<(Arc<u32>, Arc<u32>)>,
-
-    // Vec<(Buffer, Image, Kernel)>
-    swapped_to_image: Vec<(Arc<u32>, Arc<u32>, Arc<u32>)>,
-
-    // Vec<(Input Buffer, Output Buffer, Kernel)>
-    swapped_to_buffer: Vec<(Arc<u32>, Arc<u32>, Arc<u32>)>,
-}
-
-impl ComputeFrame {
-    pub fn new() -> ComputeFrame {
-        ComputeFrame {
-            pure_compute: vec![],
-            swapped_to_image: vec![],
-            swapped_to_buffer: vec![],
-        }
-    }
-
-    pub fn add(&mut self, buffer: Arc<u32>, kernel: Arc<u32>) {
-        self.pure_compute.push((buffer, kernel));
-    }
-
-    /*
-        INPUT_BUFFER -> input -> kernel -> output
-                           v------------------^
-        OUTPUT_BUFFER -> input X kernel X output
-    */
-    pub fn add_chained(&mut self, input_buffer: Arc<u32>, output_buffer: Arc<u32>, kernel: Arc<u32>) {
-        self.swapped_to_buffer.push((input_buffer, output_buffer, kernel));
-    }
-
-    pub fn add_with_image_swap(&mut self, buffer: Arc<u32>, kernel: Arc<u32>, sprite: &CompuSprite) {
-        self.swapped_to_image.push((buffer, sprite.get_image_handle().clone(), kernel))
-    }
-}

src/main.rs

@@ -19,9 +19,13 @@ use winit::{EventsLoop, WindowBuilder, WindowEvent, Event, DeviceEvent, VirtualK
 use winit::dpi::LogicalSize;
 use vulkano_win::VkSurfaceBuild;
 use sprite::Sprite;
-use crate::canvas::CanvasFrame;
+use crate::canvas::{CanvasFrame, CanvasImage};
-use crate::compu_wip::{CompuSprite, ComputeFrame, CompuBuffers, CompuState};
+use crate::compu_state::CompuState;
-use crate::util::compute_image::ComputeImage;
+use crate::compu_frame::CompuFrame;
+use crate::compu_sprite::CompuSprite;
+use crate::compu_kernel::CompuKernel;
+use crate::compu_buffer::CompuBuffers;
+use crate::util::load_raw;
 
 mod util;
 mod slider;
@@ -33,7 +37,12 @@ mod vertex_2d;
 mod vertex_3d;
 mod sprite;
 mod canvas;
-mod compu_wip;
+mod canvas_frame;
+mod compu_state;
+mod compu_frame;
+mod compu_sprite;
+mod compu_kernel;
+mod compu_buffer;
 
 /*
 
@@ -174,7 +183,6 @@ vkprocessor.run(CanvasFrame, CompuFrame)
 
 */
 
-
 fn main() {
 
     let instance = {
@@ -211,25 +219,24 @@ fn main() {
     let sprite = Sprite::new_with_color((0.,0.), (0.1,0.1), (1.,0.,0.,1.));
     let sprite2 = Sprite::new_with_color((-1.,-0.5), (0.1,0.1), (0.,1.,0.,1.));
 
-    /*
-        I need to get the image id from the CompuState
-        But the CompuState is owned by the vkprocessor I think...
-
-        I will also need to get the texture id
-    */
-
-
-
     let compu_sprite1 = CompuSprite::new((-1.,-0.5), (0.1,0.1), processor.new_swap_image((300, 300)));
 
-    let image_data = ComputeImage::load_raw(String::from("funky-bird.jpg"));
+    let image_data = load_raw(String::from("funky-bird.jpg"));
     let compute_buffer = processor.new_compute_buffer(image_data.0, image_data.1, 4);
+
+    // TODO need to implement
     let compute_kernel = processor.get_kernel_handle(String::from("simple-edge.compute"))
         .expect("Can't find that kernel");
 
 
 
 
+
+
+
+
+
+
     while let Some(p) = window.get_position() {
 
         elapsed_time = timer.elap_time();
@@ -278,7 +285,7 @@ fn main() {
             return;
         }
 
-        let mut compu_frame = ComputeFrame::new();
+        let mut compu_frame = CompuFrame::new();
         compu_frame.add(compute_buffer.clone(), compute_kernel.clone());
         compu_frame.add_with_image_swap(compute_buffer.clone(), compute_kernel.clone(), &compu_sprite1);
 

src/util/compute_image.rs

@@ -1,172 +0,0 @@
-use vulkano::buffer::{BufferUsage, CpuAccessibleBuffer};
-use vulkano::descriptor::descriptor_set::{PersistentDescriptorSet};
-use vulkano::device::{Device};
-use vulkano::pipeline::{ComputePipeline};
-use std::time::SystemTime;
-use std::sync::Arc;
-use std::path::PathBuf;
-use image::{ImageBuffer};
-use image::GenericImageView;
-use vulkano::descriptor::pipeline_layout::PipelineLayout;
-use vulkano::descriptor::descriptor_set::{PersistentDescriptorSetBuf};
-use vulkano::image::attachment::AttachmentImage;
-use vulkano::image::{ImageUsage};
-use vulkano::format::Format;
-use image::Rgba;
-
-/*
-
-Compute Image holds read write swap and settings buffers for the kernel
-
-This is a pretty specific use case. One in for settings. One in for data, two for the transfer.
-
-multiple data inputs might be nice?
-
-*/
-
-#[derive(Clone)]
-pub struct ComputeImage {
-
-    device: Arc<Device>,
-
-    compute_graphics_swap_buffer: std::sync::Arc<vulkano::image::attachment::AttachmentImage>,
-
-    pub rw_buffers: Vec<Arc<CpuAccessibleBuffer<[u8]>>>,
-    pub settings_buffer: Arc<CpuAccessibleBuffer<[u32]>>,
-}
-
-
-impl ComputeImage {
-
-    pub fn load_raw(filename: String) -> (Vec<u8>, (u32,u32)) {
-
-        let project_root =
-            std::env::current_dir()
-                .expect("failed to get root directory");
-
-        let mut compute_path = project_root.clone();
-        compute_path.push(PathBuf::from("resources/images/"));
-        compute_path.push(PathBuf::from(filename.clone()));
-
-        let img = image::open(compute_path).expect("Couldn't find image");
-
-        let xy = img.dimensions();
-
-        let data_length = xy.0 * xy.1 * 4;
-        let pixel_count = img.raw_pixels().len();
-
-        let mut image_buffer = Vec::new();
-
-        if pixel_count != data_length as usize {
-            println!("Creating apha channel...");
-            for i in img.raw_pixels().iter() {
-                if (image_buffer.len() + 1) % 4 == 0 {
-                    image_buffer.push(255);
-                }
-                image_buffer.push(*i);
-            }
-            image_buffer.push(255);
-        } else {
-            image_buffer = img.raw_pixels();
-        }
-
-        (image_buffer, xy)
-    }
-
-    pub fn new(device: Arc<Device>, image_filename: String) -> ComputeImage {
-
-        let (image_buffer, xy) = ComputeImage::load_raw(image_filename);
-
-        let compute_graphics_swap_buffer = {
-
-            let mut usage = ImageUsage::none();
-            usage.transfer_destination = true;
-            usage.storage = true;
-
-            AttachmentImage::with_usage(
-                device.clone(),
-                [xy.0, xy.1],
-                Format::R8G8B8A8Uint,
-                usage)
-        };
-
-        let data_length = xy.0 * xy.1 * 4;
-
-        // Pull out the image data and place it in a buffer for the kernel to write to and for us to read from
-        let write_buffer = {
-            let mut buff = image_buffer.iter();
-            let data_iter = (0..data_length).map(|n| *(buff.next().unwrap()));
-            CpuAccessibleBuffer::from_iter(device.clone(), BufferUsage::all(), data_iter).unwrap()
-        };
-
-
-        // Pull out the image data and place it in a buffer for the kernel to read from
-        let read_buffer = {
-            let mut buff = image_buffer.iter();
-            let data_iter = (0..data_length).map(|n| *(buff.next().unwrap()));
-            CpuAccessibleBuffer::from_iter(device.clone(), BufferUsage::all(), data_iter).unwrap()
-        };
-
-
-        // A buffer to hold many i32 values to use as settings
-        let settings_buffer = {
-            let vec = vec![xy.0, xy.1];
-            let mut buff = vec.iter();
-            let data_iter =
-                (0..2).map(|n| *(buff.next().unwrap()));
-            CpuAccessibleBuffer::from_iter(device.clone(),
-                                           BufferUsage::all(),
-                                           data_iter).unwrap()
-        };
-
-        ComputeImage{
-            device: device.clone(),
-            compute_graphics_swap_buffer: compute_graphics_swap_buffer.unwrap(),
-
-            rw_buffers: vec![write_buffer, read_buffer],
-            settings_buffer: settings_buffer
-        }
-    }
-
-    pub fn get_swap_buffer(&mut self) -> Arc<AttachmentImage> {
-        self.compute_graphics_swap_buffer.clone()
-    }
-
-    pub fn get_size(&self) -> (u32, u32) {
-        let xy = self.compute_graphics_swap_buffer.dimensions();
-        (xy[0], xy[1])
-    }
-
-    pub fn read_read_buffer(&self) -> ImageBuffer<Rgba<u8>, Vec<u8>>{
-
-        let xy = self.get_size();
-
-        self.rw_buffers.get(0).unwrap().write().unwrap().map(|x| x);
-        let data_buffer_content = self.rw_buffers.get(0).unwrap().read().unwrap();
-        ImageBuffer::from_fn(xy.0, xy.1, |x, y| {
-            let r = data_buffer_content[((xy.0 * y + x) * 4 + 0) as usize] as u8;
-            let g = data_buffer_content[((xy.0 * y + x) * 4 + 1) as usize] as u8;
-            let b = data_buffer_content[((xy.0 * y + x) * 4 + 2) as usize] as u8;
-            let a = data_buffer_content[((xy.0 * y + x) * 4 + 3) as usize] as u8;
-
-            image::Rgba([r, g, b, a])
-        })
-    }
-
-    pub fn save_image(&self) {
-        self.read_read_buffer().save(format!("output/{}.jpg", SystemTime::now().duration_since(SystemTime::UNIX_EPOCH).unwrap().as_secs()));
-    }
-
-    pub fn get_descriptor_set(&self, compute_pipeline: std::sync::Arc<ComputePipeline<PipelineLayout<shade_runner::layouts::ComputeLayout>>>)
-        -> Arc<PersistentDescriptorSet<std::sync::Arc<ComputePipeline<PipelineLayout<shade_runner::layouts::ComputeLayout>>>, ((((),
-                PersistentDescriptorSetBuf<std::sync::Arc<vulkano::buffer::cpu_access::CpuAccessibleBuffer<[u8]>>>),
-                PersistentDescriptorSetBuf<std::sync::Arc<vulkano::buffer::cpu_access::CpuAccessibleBuffer<[u8]>>>),
-                PersistentDescriptorSetBuf<std::sync::Arc<vulkano::buffer::cpu_access::CpuAccessibleBuffer<[u32]>>>)>> {
-
-        Arc::new(PersistentDescriptorSet::start(compute_pipeline.clone(), 0)
-            .add_buffer(self.rw_buffers.get(0).unwrap().clone()).unwrap()
-            .add_buffer(self.rw_buffers.get(1).unwrap().clone()).unwrap()
-            .add_buffer(self.settings_buffer.clone()).unwrap()
-            .build().unwrap())
-    }
-}

src/util/mod.rs

@@ -1,3 +1,43 @@
-pub mod compute_image;
+use image::GenericImageView;
-pub mod compute_kernel;
+use std::sync::Arc;
+use std::ffi::CStr;
+use std::path::PathBuf;
+
 pub mod shader_kernels;
+
+
+
+pub fn load_raw(filename: String) -> (Vec<u8>, (u32,u32)) {
+
+    let project_root =
+        std::env::current_dir()
+            .expect("failed to get root directory");
+
+    let mut compute_path = project_root.clone();
+    compute_path.push(PathBuf::from("resources/images/"));
+    compute_path.push(PathBuf::from(filename.clone()));
+
+    let img = image::open(compute_path).expect("Couldn't find image");
+
+    let xy = img.dimensions();
+
+    let data_length = xy.0 * xy.1 * 4;
+    let pixel_count = img.raw_pixels().len();
+
+    let mut image_buffer = Vec::new();
+
+    if pixel_count != data_length as usize {
+        println!("Creating apha channel...");
+        for i in img.raw_pixels().iter() {
+            if (image_buffer.len() + 1) % 4 == 0 {
+                image_buffer.push(255);
+            }
+            image_buffer.push(*i);
+        }
+        image_buffer.push(255);
+    } else {
+        image_buffer = img.raw_pixels();
+    }
+
+    (image_buffer, xy)
+}

src/vkprocessor.rs

@@ -7,11 +7,11 @@ use std::sync::Arc;
 use vulkano::swapchain::{Swapchain, PresentMode, SurfaceTransform, Surface, SwapchainCreationError, AcquireError, Capabilities};
 use vulkano::image::swapchain::SwapchainImage;
 use winit::{Window};
-use crate::util::compute_kernel::ComputeKernel;
+use crate::canvas::{CanvasState, CanvasFrame, ImageHandle};
-use crate::util::compute_image::ComputeImage;
+use crate::compu_state::CompuState;
-use crate::canvas::{Canvas, CanvasFrame};
-use crate::compu_wip::{CompuState, ComputeFrame};
 use vulkano::image::ImageUsage;
+use crate::compu_buffer::CompuBufferHandle;
+use crate::compu_frame::CompuFrame;
 
 pub struct VkProcessor<'a> {
 
@@ -23,9 +23,6 @@ pub struct VkProcessor<'a> {
     pub queue: Arc<Queue>,
     pub dynamic_state: DynamicState,
 
-    pub compute_kernel: Option<ComputeKernel>,
-    pub compute_image: Option<ComputeImage>,
-
     pub swapchain: Option<Arc<Swapchain<Window>>>,
     pub swapchain_images: Option<Vec<Arc<SwapchainImage<Window>>>>,
 
@@ -34,7 +31,7 @@ pub struct VkProcessor<'a> {
     compute_state: CompuState,
 
     capabilities: Capabilities,
-    canvas: Canvas,
+    canvas: CanvasState,
 }
 
 
@@ -74,7 +71,7 @@ impl<'a> VkProcessor<'a> {
             swapchain_recreate_needed: false,
             compute_state: CompuState::new(),
             capabilities: capabilities.clone(),
-            canvas: Canvas::new(queue, device, physical, capabilities),
+            canvas: CanvasState::new(queue, device, physical, capabilities),
         }
     }
 
@@ -155,7 +152,7 @@ impl<'a> VkProcessor<'a> {
     }
 
     // Create a new image which has the transfer usage
-    pub fn new_swap_image(&mut self, dimensions: (u32, u32)) -> Arc<u32> {
+    pub fn new_swap_image(&mut self, dimensions: (u32, u32)) -> Arc<ImageHandle> {
         let mut usage = ImageUsage::none();
         usage.transfer_destination = true;
         usage.storage = true;
@@ -163,25 +160,25 @@ impl<'a> VkProcessor<'a> {
         self.canvas.create_image(dimensions, usage)
     }
 
-    pub fn new_compute_buffer(&mut self, data: Vec<u8>, dimensions: (u32, u32), stride: u32) -> Arc<u32> {
+    pub fn new_compute_buffer(&mut self, data: Vec<u8>, dimensions: (u32, u32), stride: u32) -> Arc<CompuBufferHandle> {
         self.compute_state.new_compute_buffer(data, dimensions, stride, self.device.clone())
     }
 
-    pub fn read_compute_buffer(&mut self, handle: Arc<u32>) -> Vec<u8> {
+    pub fn read_compute_buffer(&mut self, handle: Arc<CompuBufferHandle>) -> Vec<u8> {
         self.compute_state.read_compute_buffer(handle)
     }
 
-    pub fn write_compute_buffer(&self, handle: Arc<u32>, data: Vec<u8>) {
+    pub fn write_compute_buffer(&self, handle: Arc<CompuBufferHandle>, data: Vec<u8>) {
         self.compute_state.write_compute_buffer(handle, data)
     }
 
     pub fn run(&mut self,
-        surface: &'a Arc<Surface<Window>>,
+               surface: &'a Arc<Surface<Window>>,
-        mut frame_future: Box<dyn GpuFuture>,
+               mut frame_future: Box<dyn GpuFuture>,
-        canvas_frame: CanvasFrame,
+               canvas_frame: CanvasFrame,
-        compute_frame: ComputeFrame,
+               compute_frame: CompuFrame,
     )
-        -> Box<dyn GpuFuture> {
+               -> Box<dyn GpuFuture> {
 
         // take the canvas frame and create the vertex buffers
         // TODO: This performs gpu buffer creation. Shouldn't be in hotpath