nice, validation layers working

src/rendering/vulkan/display.zig

@@ -69,7 +69,7 @@ pub const Window = struct {
             .client_api = .no_api,
             .srgb_capable = true,
             .auto_iconify = !fullscreen,
-            .maximized = !fullscreen,
+            .maximized = fullscreen,
         });
         errdefer handle.destroy();
 

src/rendering/vulkan/layers.zig

@@ -1,6 +1,6 @@
 const settings = @import("settings.zig");
 
 pub const enabled = [_][*:0]const u8{
-    if (settings.khronos_layer_on) "KHRONOS_validation" else void,
-    if (settings.assist_layer_on) "LUNARG_assistant_layer" else void,
+    if (settings.khronos_layer_on) "VK_LAYER_KHRONOS_validation" else void,
+    if (settings.assist_layer_on) "VK_LAYER_LUNARG_assistant_layer" else void,
 };

src/rendering/vulkan/settings.zig

@@ -5,7 +5,7 @@ pub const engine_name = "efemra";
 
 pub const khronos_layer_on = true;
 pub const assist_layer_on = true;
-pub const messenger_on = false; // fixme!
+pub const messenger_on = true;
 pub const rt_on = false;
 pub const hdr_on = true;
 

src/rendering/vulkan/swapchain.zig

@@ -328,7 +328,7 @@ pub const Swapchain = struct {
         const image_index = self.image_index;
         const sync_index = self.sync_index;
         {
-            const backbuf = getBackBuffer();
+            const backbuf = self.getBackBuffer();
             const prev_use = backbuf.state.stage;
             try backbuf.state.presentSrc(command);
 
@@ -347,8 +347,7 @@ pub const Swapchain = struct {
         }
     }
 
-    pub fn getBackBuffer() *Image {
-        // TODO
-        return undefined;
+    pub fn getBackBuffer(self: *Self) *Image {
+        return &self.images[self.image_index];
     }
 };