hulk smashing all these states together for da world

src/canvas/compu_frame.rs

@@ -0,0 +1,69 @@
+use std::sync::Arc;
+use crate::canvas::managed::handles::{CanvasImageHandle, CompuBufferHandle};
+use crate::canvas::managed::handles::{CompuKernelHandle};
+use crate::drawables::compu_sprite::CompuSprite;
+use crate::canvas::canvas_frame::Drawable;
+use crate::util::vertex::VertexTypeContainer;
+
+pub struct CompuFrame {
+    // Vec<(Buffer, Kernel)>
+    pub pure_compute: Vec<(
+        Arc<CompuBufferHandle>,
+        Arc<CompuKernelHandle>)>,
+
+    // Vec<(Buffer, Image, Kernel)>
+    pub swapped_to_image: Vec<(
+        Arc<CompuBufferHandle>,
+        Arc<CanvasImageHandle>,
+        Arc<CompuKernelHandle>)>,
+
+    // Vec<(Input Buffer, Output Buffer, Kernel)>
+    pub swapped_to_buffer: Vec<(
+        Arc<CompuBufferHandle>,
+        Arc<CompuBufferHandle>,
+        Arc<CompuKernelHandle>)>,
+
+    window_size: (u32, u32),
+}
+
+impl CompuFrame {
+    pub fn new(window_size: (u32, u32)) -> CompuFrame {
+        CompuFrame {
+            pure_compute: vec![],
+            swapped_to_image: vec![],
+            swapped_to_buffer: vec![],
+            window_size: window_size,
+        }
+    }
+
+    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) {
+
+        let compu_sprites = sprite.get(self.window_size);
+
+        if compu_sprites.len() == 1 {
+            if let VertexTypeContainer::ImageType(a, b) = compu_sprites.first().unwrap() {
+                self.swapped_to_image.push((buffer, b.clone(), kernel))
+            };
+        }
+
+    }
+}