From 3f367e19ac2768b64c22885297d7b545fe3a971d Mon Sep 17 00:00:00 2001
From: Tony Klink <antonyklink@gmail.com>
Date: Sun, 31 Mar 2024 12:18:26 -0600
Subject: [PATCH] Change present mode to Mailbox

---
 src/app.rs                            | 19 +++++++++++++------
 src/main.rs                           |  1 +
 src/modules/graphics/test_pipeline.rs |  9 ++++++++-
 3 files changed, 22 insertions(+), 7 deletions(-)

diff --git a/src/app.rs b/src/app.rs
index a1cc560..ff279bb 100644
--- a/src/app.rs
+++ b/src/app.rs
@@ -16,7 +16,10 @@ use vulkano_util::{
     context::{VulkanoConfig, VulkanoContext},
     window::VulkanoWindows,
 };
-use winit::{event::{Event, WindowEvent}, window::WindowId};
+use winit::{
+    event::{Event, WindowEvent},
+    window::WindowId,
+};
 
 #[allow(dead_code)]
 pub struct App {
@@ -37,7 +40,6 @@ pub struct App {
 impl App {
     pub fn new() -> Self {
         let mut events = Events::new();
-
         let (tx, rx) = flume::unbounded();
         events.subscribe_custom(tx);
 
@@ -103,19 +105,24 @@ impl App {
             &self.vk_context,
             &vulkano_util::window::WindowDescriptor {
                 title: self.name.clone(),
-                present_mode: vulkano::swapchain::PresentMode::Fifo,
+                present_mode: vulkano::swapchain::PresentMode::Mailbox,
                 ..Default::default()
             },
             |_| {},
         );
 
         let renderer = self.vk_windows.get_renderer(window).unwrap();
+
         let gui = Gui::new(
             event_loop,
             renderer.surface().clone(),
             renderer.graphics_queue().clone(),
             renderer.swapchain_format(),
-            GuiConfig { is_overlay: true, allow_srgb_render_target: false, ..Default::default() },
+            GuiConfig {
+                is_overlay: true,
+                allow_srgb_render_target: false,
+                ..Default::default()
+            },
         );
 
         self.guis.insert(window, gui);
@@ -181,12 +188,12 @@ impl App {
                 gui.update(window, event);
             }
             Event::AboutToWait => {
-                for (window_id, _) in self.vk_windows.iter() {
+                self.vk_windows.iter().for_each(|(window_id, _)| {
                     self.vk_windows
                         .get_window(*window_id)
                         .unwrap()
                         .request_redraw()
-                }
+                });
             }
             _ => (),
         }
diff --git a/src/main.rs b/src/main.rs
index d24e21b..d966d26 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -30,6 +30,7 @@ fn main() -> Result<()> {
 
     let mut app = App::new(); // TODO: Move renderer into App
     app.create_window(&event_loop);
+
     app.push_module(ConfigModule::new);
     app.push_module(WindowModule::new);
     app.push_render_module(RenderModule::new);
diff --git a/src/modules/graphics/test_pipeline.rs b/src/modules/graphics/test_pipeline.rs
index d710779..2a67a9e 100644
--- a/src/modules/graphics/test_pipeline.rs
+++ b/src/modules/graphics/test_pipeline.rs
@@ -167,8 +167,13 @@ mod vs {
 
                 layout(location = 0) in vec2 position;
 
+                layout(location = 0) out vec3 fragColor;
+
+                vec3 colors[3] = vec3[](vec3(1.0, 0.0, 0.0), vec3(0.0, 1.0, 0.0), vec3(0.0, 0.0, 1.0));
+
                 void main() {
                     gl_Position = vec4(position, 0.0, 1.0);
+                    fragColor = colors[gl_VertexIndex];
                 }
             ",
     }
@@ -180,10 +185,12 @@ mod fs {
         src: r"
                 #version 450
 
+                layout(location = 0) in vec3 fragColor;
+
                 layout(location = 0) out vec4 f_color;
 
                 void main() {
-                    f_color = vec4(1.0, 0.0, 0.0, 1.0);
+                    f_color = vec4(fragColor, 1.0);
                 }
             ",
     }