removed the colored vertex and combined into one. Half fixed texturing. Fully fixed images and compute swapping

resources/shaders/color-passthrough.vertex

@@ -1,15 +1,16 @@
 #version 450
 
 // These come in from the vertex definition
-layout(location = 0) in vec2 position;
+layout(location = 0) in vec2 v_position;
 layout(location = 1) in vec4 color;
+layout(location = 2) in vec2 ti_position;
 
 // These are made up in the shader themselves
 layout(location = 0) out vec4 out_color;
 
 void main() {
     out_color = color;
-    gl_Position = vec4(position, 0.0, 1.0);
+    gl_Position = vec4(v_position, 0.0, 1.0);
 }
 
 

resources/shaders/simple-edge.compute

@@ -36,35 +36,35 @@ void main() {
     uint idx = get_idx(0,0);
 
     ivec4 p  = separate(read_buffer.buf[get_idx(0 , 0)]);
-    ivec4 p0 = separate(read_buffer.buf[get_idx(0 , 1)]);
+//    ivec4 p0 = separate(read_buffer.buf[get_idx(0 , 1)]);
-    ivec4 p1 = separate(read_buffer.buf[get_idx(0 ,-1)]);
+//    ivec4 p1 = separate(read_buffer.buf[get_idx(0 ,-1)]);
-    ivec4 p2 = separate(read_buffer.buf[get_idx(1 , 1)]);
+//    ivec4 p2 = separate(read_buffer.buf[get_idx(1 , 1)]);
-    ivec4 p3 = separate(read_buffer.buf[get_idx(-1,-1)]);
+//    ivec4 p3 = separate(read_buffer.buf[get_idx(-1,-1)]);
-    ivec4 p4 = separate(read_buffer.buf[get_idx(1 , 0)]);
+//    ivec4 p4 = separate(read_buffer.buf[get_idx(1 , 0)]);
-    ivec4 p5 = separate(read_buffer.buf[get_idx(-1, 0)]);
+//    ivec4 p5 = separate(read_buffer.buf[get_idx(-1, 0)]);
-    ivec4 p6 = separate(read_buffer.buf[get_idx(1 ,-1)]);
+//    ivec4 p6 = separate(read_buffer.buf[get_idx(1 ,-1)]);
-    ivec4 p7 = separate(read_buffer.buf[get_idx(-1, 1)]);
+//    ivec4 p7 = separate(read_buffer.buf[get_idx(-1, 1)]);
-
+//
-    ivec3 d0 = abs(p0.xyz - p1.xyz);
+//    ivec3 d0 = abs(p0.xyz - p1.xyz);
-    ivec3 d1 = abs(p2.xyz - p3.xyz);
+//    ivec3 d1 = abs(p2.xyz - p3.xyz);
-    ivec3 d2 = abs(p4.xyz - p5.xyz);
+//    ivec3 d2 = abs(p4.xyz - p5.xyz);
-    ivec3 d3 = abs(p6.xyz - p7.xyz);
+//    ivec3 d3 = abs(p6.xyz - p7.xyz);
-
+//
-    ivec3 m = max(max(max(d0, d1), d2), d3);
+//    ivec3 m = max(max(max(d0, d1), d2), d3);
-
+//
-    if ((m.x + m.y + m.z) > 200){
+//    if ((m.x + m.y + m.z) > 200){
-       p.x = 0;
+//       p.x = 0;
-       p.y = 0;
+//       p.y = 0;
-       p.z = 255;
+//       p.z = 255;
-    }
+//    }
-    else {
+//    else {
-        //p.w = 125;
+//        //p.w = 125;
-    }
+//    }
-
+
-//    write_buffer.buf[idx] = (write_buffer.buf[idx] & (~0x000000FF) ) | (p.x);
+    write_buffer.buf[idx] = (write_buffer.buf[idx] & (~0x000000FF) ) | (p.x);
-//    write_buffer.buf[idx] = (write_buffer.buf[idx] & (~0x0000FF00) ) | (p.y << 8);
+    write_buffer.buf[idx] = (write_buffer.buf[idx] & (~0x0000FF00) ) | (p.y << 8);
-//    write_buffer.buf[idx] = (write_buffer.buf[idx] & (~0x00FF0000) ) | (p.z << 16);
+    write_buffer.buf[idx] = (write_buffer.buf[idx] & (~0x00FF0000) ) | (p.z << 16);
-//    write_buffer.buf[idx] = (write_buffer.buf[idx] & (~0xFF000000) ) | (p.w << 24);
+    write_buffer.buf[idx] = (write_buffer.buf[idx] & (~0xFF000000) ) | (p.w << 24);
 
 }
 

resources/shaders/simple_image.fragment

@@ -2,7 +2,7 @@
 // SIMPLE TEXTURE : FRAGMENT SHADER
 
 // These come in from the previous shader (vertex)
-layout(location = 0) in vec2 img_coords;
+layout(location = 0) in vec2 position;
 
 // This goes out to the bound image in window_size_dependent setup
 layout(location = 0) out vec4 f_color;
@@ -15,8 +15,9 @@ void main() {
 
     ivec2 pos = ivec2(gl_FragCoord.x, gl_FragCoord.y);
 
-    f_color = imageLoad(img, ivec2(pos)) / (255.0);
+    f_color = imageLoad(img, ivec2(position)) / (255.0);
 
     float gamma = 0.5;
     f_color.rgb = pow(f_color.rgb, vec3(1.0/gamma));
+
 }

resources/shaders/simple_image.vertex

@@ -2,15 +2,17 @@
 // SIMPLE IMAGE : VERTEX SHADER
 
 // These come in from the vertex definition
-layout(location = 0) in vec2 position;
+layout(location = 0) in vec2 v_position;
+layout(location = 1) in vec4 color;
+layout(location = 2) in vec2 ti_position;
 
 // These are made up in the shader themselves
 layout(location = 0) out vec2 img_coords;
 
 void main() {
 
-    gl_Position = vec4(position, 0.0, 1.0);
+    gl_Position = vec4(v_position, 0.0, 1.0);
-    img_coords = position;
+    img_coords = ti_position;
 }
 
 

resources/shaders/simple_texture.fragment

@@ -2,7 +2,7 @@
 // SIMPLE TEXTURE : FRAGMENT SHADER
 
 // These come in from the previous shader (vertex)
-layout(location = 0) in vec2 tex_coords;
+layout(location = 0) in vec2 texture_position;
 
 // This goes out to the bound image in window_size_dependent setup
 layout(location = 0) out vec4 f_color;
@@ -13,14 +13,9 @@ layout(set = 0, binding = 0) uniform sampler2D tex;
 
 void main() {
 
-    ivec2 pos = ivec2(gl_FragCoord.x, gl_FragCoord.y);
+    ivec2 pixel_pos = ivec2(gl_FragCoord.x, gl_FragCoord.y);
 
-//    f_color = imageLoad(img, ivec2(pos)) / (255.0);
+    f_color = texture(tex, texture_position);
-//
+    float gamma = 0.5;
-//    float gamma = 0.5;
+    f_color.rgb = pow(f_color.rgb, vec3(1.0/gamma));
-//    f_color.rgb = pow(f_color.rgb, vec3(1.0/gamma));
-
-    f_color = texture(tex, tex_coords);
-        float gamma = 0.5;
-        f_color.rgb = pow(f_color.rgb, vec3(1.0/gamma));
 }

resources/shaders/simple_texture.vertex

@@ -3,16 +3,17 @@
 
 // These come in from the vertex definition
 // TODO : Need to add texture coordinate attribute so I can single VBO all these sumbitches
-layout(location = 0) in vec2 position;
+layout(location = 0) in vec2 v_position;
+layout(location = 1) in vec4 color;
+layout(location = 2) in vec2 ti_position;
 
 // These are made up in the shader themselves
 layout(location = 0) out vec2 tex_coords;
 
 void main() {
 
-
+    gl_Position = vec4(v_position, 0.0, 1.0);
-    gl_Position = vec4(position, 0.0, 1.0);
+    tex_coords = ti_position;
-    tex_coords = position;
 }
 
 

src/canvas.rs

@@ -1,4 +1,4 @@
-use crate::vertex_2d::{ColoredVertex2D, Vertex2D};
+use crate::vertex_2d::{Vertex2D};
 use vulkano::command_buffer::{AutoCommandBufferBuilder, DynamicState};
 use std::collections::HashMap;
 use vulkano::buffer::{BufferAccess, BufferUsage, ImmutableBuffer, CpuAccessibleBuffer};
@@ -24,33 +24,24 @@ use std::hash::Hash;
 use crate::canvas_shader::{CanvasShader, CanvasShaderHandle};
 use crate::canvas_buffer::{CanvasImage, CanvasTexture};
 
-/// Vertex trait for Drawable Vertices.
-pub trait Vertex {
-    fn position(&self) -> (f32, f32) {
-        (0.0, 0.0)
-    }
-    fn color(&self) -> Option<(f32, f32, f32, f32)> {
-        Some((0., 0., 0., 0.))
-    }
-}
-
-impl Vertex for ColoredVertex2D {
-    fn position(&self) -> (f32, f32) {
-        (0.0, 0.0)
-    }
-
-    fn color(&self) -> Option<(f32, f32, f32, f32)> {
-        Some((0., 0., 0., 0.))
-    }
-}
-
 /// A drawable object can be passed into a CanvasFrame to be rendered
 /// Allows Texture or Image drawing via their handles
 pub trait Drawable {
     fn get_vertices(&self) -> Vec<(f32, f32)>;
     fn get_color(&self) -> (f32, f32, f32, f32);
+    fn get_ti_coords(&self) -> Vec<(f32, f32)>;
     fn get_texture_handle(&self) -> Option<Arc<CanvasTextureHandle>>;
     fn get_image_handle(&self) -> Option<Arc<CanvasImageHandle>>;
+
+    fn collect(&self) -> Vec<Vertex2D> {
+        let color = self.get_color();
+        self.get_vertices().iter().zip(self.get_ti_coords().iter()).map(|(a,b)|
+            Vertex2D{
+                v_position: [a.0, a.1],
+                color: [color.0, color.1, color.2, color.3],
+                ti_position: [b.0, b.1],
+            }).collect()
+    }
 }
 
 /// Legacy ShaderType enum for single type shaders.
@@ -90,7 +81,7 @@ pub struct CanvasState {
 
     // Hold onto the vertices we get from the Compu and Canvas Frames
     // When the run comes around, push the vertices to the GPU
-    colored_drawables: Vec<ColoredVertex2D>,
+    colored_drawables: Vec<Vertex2D>,
     colored_vertex_buffer: Vec<Arc<(dyn BufferAccess + std::marker::Send + std::marker::Sync)>>,
 
     textured_drawables: HashMap<Arc<CanvasTextureHandle>, Vec<Vec<Vertex2D>>>,
@@ -173,8 +164,10 @@ impl CanvasState {
 
         CanvasState {
             dynamic_state: DynamicState { line_width: None, viewports: None, scissors: None },
-            sampler: Sampler::new(device.clone(), Filter::Linear, Filter::Linear,
+            sampler: Sampler::new(device.clone(),
-                                  MipmapMode::Nearest, SamplerAddressMode::Repeat, SamplerAddressMode::Repeat,
+                                  Filter::Linear, Filter::Linear,
+                                  MipmapMode::Nearest,
+                                  SamplerAddressMode::Repeat, SamplerAddressMode::Repeat,
                                   SamplerAddressMode::Repeat, 0.0, 1.0, 0.0, 0.0).unwrap(),
             image_buffers: vec![],
             texture_buffers: vec![],
@@ -295,7 +288,7 @@ impl CanvasState {
 
         let shader = match shader_type {
             ShaderType::SOLID => {
-                Arc::new(CanvasShader::new_colored(
+                Arc::new(CanvasShader::new(
                     filename.clone(),
                     capabilities.clone(),
                     self.queue.clone(),
@@ -306,7 +299,7 @@ impl CanvasState {
                 )
             }
             ShaderType::IMAGE | ShaderType::TEXTURED => {
-                Arc::new(CanvasShader::new_textured(
+                Arc::new(CanvasShader::new(
                     filename.clone(),
                     capabilities.clone(),
                     self.queue.clone(),

src/canvas_frame.rs

@@ -1,10 +1,10 @@
-use crate::vertex_2d::{ColoredVertex2D, Vertex2D};
+use crate::vertex_2d::{Vertex2D};
 use std::sync::Arc;
 use std::collections::HashMap;
 use crate::canvas::{Drawable, CanvasTextureHandle, CanvasImageHandle};
 
 pub struct CanvasFrame {
-    pub colored_drawables: Vec<ColoredVertex2D>,
+    pub colored_drawables: Vec<Vertex2D>,
     pub textured_drawables: HashMap<Arc<CanvasTextureHandle>, Vec<Vec<Vertex2D>>>,
     pub image_drawables: HashMap<Arc<CanvasImageHandle>, Vec<Vec<Vertex2D>>>,
 }
@@ -25,11 +25,7 @@ impl CanvasFrame {
                 self.textured_drawables
                     .entry(handle.clone())
                     .or_insert(Vec::new())
-                    .push(drawable.get_vertices().iter().map(|n|
+                    .push(drawable.collect());
-                        Vertex2D {
-                            position: [n.0, n.1],
-                        }
-                    ).collect::<Vec<Vertex2D>>());
             }
             None => {
                 match drawable.get_image_handle() {
@@ -37,23 +33,10 @@ impl CanvasFrame {
                         self.image_drawables
                             .entry(handle.clone())
                             .or_insert(Vec::new())
-                            .push(drawable.get_vertices().iter().map(|n|
+                            .push(drawable.collect());
-                                Vertex2D {
-                                    position: [n.0, n.1],
-                                }
-                            ).collect());
                     }
                     None => {
-                        let colors = drawable.get_color();
+                        self.colored_drawables.extend(drawable.collect());
-
-                        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/canvas_shader.rs

@@ -8,7 +8,7 @@ use shade_runner as sr;
 use vulkano::framebuffer::{Subpass, RenderPassAbstract, Framebuffer, FramebufferAbstract};
 use vulkano::pipeline::shader::{GraphicsShaderType, ShaderModule, SpecializationConstants, SpecializationMapEntry};
 use vulkano::swapchain::Capabilities;
-use crate::vertex_2d::{ColoredVertex2D, Vertex2D};
+use crate::vertex_2d::Vertex2D;
 
 /// Typed wrapper for a u32 shader handle (index id)
 #[derive(Clone, Debug, Default, PartialEq, Eq, Hash)]
@@ -54,130 +54,9 @@ impl CanvasShader {
         self.graphics_pipeline.clone().unwrap()
     }
 
-    /// Create a new `Colored` shader. Which just means that it uses ColoredVertex2D's
+     /// Create a new shader.
     /// This will explode when the shader does not want to compile
-    pub fn new_colored(filename: String,
+    pub fn new(filename: String,
-                       capabilities: Capabilities,
-                       queue: Arc<Queue>,
-                       physical: PhysicalDevice,
-                       device: Arc<Device>,
-                       handle: Arc<CanvasShaderHandle>,
-                       render_pass: Arc<dyn RenderPassAbstract + Send + Sync>,) -> CanvasShader {
-
-        let format = capabilities.supported_formats[0].0;
-
-        let filenames = CanvasShader::get_path(filename.clone());
-
-        // TODO: better compile message, run til successful compile
-        let shader = sr::load(filenames.0, filenames.1)
-            .expect("Shader didn't compile");
-
-        let vulkano_entry =
-            sr::parse(&shader)
-                .expect("failed to parse");
-
-        let fragment_shader_module: Arc<ShaderModule> = unsafe {
-            let filenames1 = CanvasShader::get_path(filename.clone());
-            let shader1 = sr::load(filenames1.0, filenames1.1)
-                .expect("Shader didn't compile");
-            vulkano::pipeline::shader::ShaderModule::from_words(device.clone(), &shader1.fragment.clone())
-        }.unwrap();
-
-        let vertex_shader_module: Arc<ShaderModule> = unsafe {
-            let filenames1 = CanvasShader::get_path(filename.clone());
-            let shader1 = sr::load(filenames1.0, filenames1.1)
-                .expect("Shader didn't compile");
-            vulkano::pipeline::shader::ShaderModule::from_words(device.clone(), &shader1.vertex.clone())
-        }.unwrap();
-
-        let filenames = CanvasShader::get_path(filename.clone());
-
-
-        let frag_entry_point = unsafe {
-            Some(fragment_shader_module.graphics_entry_point(CStr::from_bytes_with_nul_unchecked(b"main\0"),
-                                                             vulkano_entry.frag_input,
-                                                             vulkano_entry.frag_output,
-                                                             vulkano_entry.frag_layout,
-                                                             GraphicsShaderType::Fragment))
-        };
-
-        let vertex_entry_point = unsafe {
-            Some(vertex_shader_module.graphics_entry_point(CStr::from_bytes_with_nul_unchecked(b"main\0"),
-                                                           vulkano_entry.vert_input,
-                                                           vulkano_entry.vert_output,
-                                                           vulkano_entry.vert_layout,
-                                                           GraphicsShaderType::Vertex))
-        };
-
-
-        let render_pass = Arc::new(vulkano::single_pass_renderpass!(
-            device.clone(),
-
-            // Attachments are outgoing like f_color
-            attachments: {
-                // `color` is a custom name we give to the first and only attachment.
-                color: {
-                    // `load: Clear` means that we ask the GPU to clear the content of this
-                    // attachment at the start of the drawing.
-                    load: Clear,
-                    // `store: Store` means that we ask the GPU to store the output of the draw
-                    // in the actual image. We could also ask it to discard the result.
-                    store: Store,
-                    // `format: <ty>` indicates the type of the format of the image. This has to
-                    // be one of the types of the `vulkano::format` module (or alternatively one
-                    // of your structs that implements the `FormatDesc` trait). Here we use the
-                    // same format as the swapchain.
-                    format: format,
-                    // TODO:
-                    samples: 1,
-                }
-            },
-            pass: {
-                // We use the attachment named `color` as the one and only color attachment.
-                color: [color],
-                //color: [],
-                // No depth-stencil attachment is indicated with empty brackets.
-                depth_stencil: {}
-            }
-        ).unwrap());
-
-
-        CanvasShader {
-            graphics_pipeline: Some(Arc::new(GraphicsPipeline::start()
-
-                .vertex_input_single_buffer::<ColoredVertex2D>()
-
-                .vertex_shader(vertex_entry_point.clone().unwrap(), ShaderSpecializationConstants {
-                    first_constant: 0,
-                    second_constant: 0,
-                    third_constant: 0.0,
-                })
-
-                .triangle_list()
-                // Use a resizable viewport set to draw over the entire window
-                .viewports_dynamic_scissors_irrelevant(1)
-
-                .fragment_shader(frag_entry_point.clone().unwrap(), ShaderSpecializationConstants {
-                    first_constant: 0,
-                    second_constant: 0,
-                    third_constant: 0.0,
-                })
-                // We have to indicate which subpass of which render pass this pipeline is going to be used
-                // in. The pipeline will only be usable from this particular subpass.
-                .render_pass(Subpass::from(render_pass.clone(), 0).unwrap())
-
-                .build(device.clone())
-                .unwrap())),
-
-            device: device,
-            handle: handle.clone(),
-            name: filename.clone(),
-        }
-    }
-
-    /// Create a new `Textured` shader. Which just means that it uses plain Vertex2D's
-    /// This will explode when the shader does not want to compile
-    pub fn new_textured(filename: String,
                         capabilities: Capabilities,
                         queue: Arc<Queue>,
                         physical: PhysicalDevice,

src/compu_sprite.rs

@@ -2,7 +2,9 @@ use crate::canvas::{CanvasImageHandle, Drawable, CanvasTextureHandle};
 use std::sync::Arc;
 
 pub struct CompuSprite {
-    vertices: [(f32, f32); 6],
+    pub vertices: [(f32, f32); 6],
+    pub ti_position: [(f32, f32); 6],
+
     position: (f32, f32),
     size: (f32, f32),
     color: (f32, f32, f32, f32),
@@ -12,19 +14,27 @@ pub struct CompuSprite {
 impl CompuSprite {
     pub fn new(position: (f32, f32),
                size: (f32, f32),
+               image_size: (f32, f32),
                image_handle: Arc<CanvasImageHandle>) -> 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, position.1 + size.1),           // bottom left
-                (position.0 + fsize.0, position.1 + fsize.1), // bottom right
+                (position.0 + size.0, position.1 + size.1), // bottom right
                 (position.0, position.1),                     // top left
-                (position.0 + fsize.0, position.1 + fsize.1), // bottom right
+                (position.0 + size.0, position.1 + size.1), // bottom right
-                (position.0 + fsize.0, position.1),           // top right
+                (position.0 + size.0, position.1),           // top right
             ],
 
+            ti_position: [
+                (0.0         ,  0.0         ),          // top left
+                (0.0         ,  image_size.1),          // bottom left
+                (image_size.0,  image_size.1),          // bottom right
+                (0.0         ,  0.0         ),          // top left
+                (image_size.0,  image_size.1),          // bottom right
+                (image_size.0,  0.0         ),          // top right
+            ],
             position: position,
             size: size,
             color: (0.0, 0.0, 0.0, 0.0),
@@ -42,6 +52,10 @@ impl Drawable for CompuSprite {
         self.color
     }
 
+    fn get_ti_coords(&self) -> Vec<(f32, f32)> {
+        self.ti_position.to_vec()
+    }
+
     fn get_texture_handle(&self) -> Option<Arc<CanvasTextureHandle>> {
         None
     }

src/main.rs

@@ -99,11 +99,11 @@ pub fn main() {
     let sprite = Sprite::new_with_color((0., 0.), (0.1, 0.1), (1., 0., 0., 1.));
     let sprite2 = Sprite::new_with_color((-0.3, -0.5), (0.1, 0.1), (0., 1., 0., 1.));
 
-    let compu_sprite1 = CompuSprite::new((-1., -0.5), (0.4, 0.4),
+    let compu_sprite1 = CompuSprite::new((-1., -0.5), (1.0, 1.0), (400.0, 400.0),
                                          // This swap image needs to match the size of the compute
-                                         processor.new_swap_image((720, 756)));
+                                         processor.new_swap_image((400, 400)));
 
-    let image_data = load_raw(String::from("funky-bird.jpg"));
+    let image_data = load_raw(String::from("test2.png"));
     let compute_buffer = processor.new_compute_buffer(image_data.0, image_data.1, 4);
 
     let compute_kernel = processor.get_kernel_handle(String::from("simple-edge.compute"))
@@ -111,7 +111,7 @@ pub fn main() {
 
     let handle = processor.get_texture_handle(String::from("funky-bird.jpg")).unwrap();
 
-    let sprite3 = Sprite::new_with_texture((0.3, 0.5), (0.1, 0.1), handle.clone());
+    let sprite3 = Sprite::new_with_texture((0.3, 0.5), (0.5, 0.5), handle.clone());
 
     drop(q2);
     drop(q1);
@@ -166,12 +166,12 @@ pub fn main() {
 
         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);
+        compu_frame.add_with_image_swap(compute_buffer.clone(), compute_kernel.clone(), &compu_sprite1);
 
         let mut canvas = CanvasFrame::new();
-//        canvas.draw(&sprite);
+        canvas.draw(&sprite);
-//        canvas.draw(&sprite2);
+        canvas.draw(&sprite2);
-//        canvas.draw(&sprite3);
+        canvas.draw(&sprite3);
         canvas.draw(&compu_sprite1);
 
         canvas.draw(&Sprite::new_with_color((

src/sprite.rs

@@ -3,7 +3,9 @@ use std::sync::Arc;
 
 #[derive(Debug, Clone)]
 pub struct Sprite {
+
     pub vertices: [(f32, f32); 6],
+    pub ti_position: [(f32, f32); 6],
 
     position: (f32, f32),
     size: (f32, f32),
@@ -37,6 +39,14 @@ impl Sprite {
             ],
 
             position: position,
+            ti_position: [
+                (-1.0, -1.0),          // top left
+                (-1.0,  1.0),          // bottom left
+                ( 1.0,  1.0),          // bottom right
+                (-1.0, -1.0),          // top left
+                ( 1.0,  1.0),          // bottom right
+                ( 1.0, -1.0),          // top right
+            ],
             size: size,
             color: color,
             textured: false,
@@ -58,6 +68,14 @@ impl Sprite {
                 (position.0 + fsize.0, position.1 ),           // top right
             ],
             position: position,
+            ti_position: [
+                (-1.0, -1.0),          // top left
+                (-1.0,  1.0),          // bottom left
+                ( 1.0,  1.0),          // bottom right
+                (-1.0, -1.0),          // top left
+                ( 1.0,  1.0),          // bottom right
+                ( 1.0, -1.0),          // top right
+            ],
             size: size,
             color: (0.0, 0.0, 0.0, 0.0),
             textured: true,
@@ -78,6 +96,10 @@ impl Drawable for Sprite {
         self.color.clone()
     }
 
+    fn get_ti_coords(&self) -> Vec<(f32, f32)> {
+        self.ti_position.to_vec()
+    }
+
     fn get_texture_handle(&self) -> Option<Arc<CanvasTextureHandle>> {
         match self.textured {
             true => {

src/vertex_2d.rs

@@ -1,22 +1,30 @@
-
 #[derive(Default, Debug, Clone)]
 pub struct Vertex2D {
-    pub position: [f32; 2]
+    pub v_position: [f32; 2],
-}
-
-#[derive(Default, Debug, Clone)]
-pub struct ColoredVertex2D {
-    pub position: [f32; 2],
     pub color   : [f32; 4],
+    pub ti_position: [f32; 2],
 }
 
-vulkano::impl_vertex!(ColoredVertex2D, position, color);
+vulkano::impl_vertex!(Vertex2D, v_position, color, ti_position);
-vulkano::impl_vertex!(Vertex2D, position);
 
 
 
-impl From<(f32, f32)> for Vertex2D {
+//impl From<(f32, f32)> for Vertex2D {
-    fn from(item: (f32, f32)) -> Self {
+//    fn from(item: (f32, f32)) -> Self {
-        Vertex2D { position: [item.0, item.1] }
+//        Vertex2D {
-    }
+//            v_position: [],
-}
+//            color: [],
+//            ti_position: []
+//        }
+//    }
+//}
+//
+//impl From<((f32,f32),(f32, f32))> for Vertex2D {
+//    fn from(item: ((f32,f32),(f32, f32))) -> Self {
+//        Vertex2D {
+//            v_position: [],
+//            color: [],
+//            ti_position: []
+//        }
+//    }
+//}