From f5c4ac079080f14034205bd530f4e1829bd0be45 Mon Sep 17 00:00:00 2001
From: firewire <firewire0x8@protonmail.com>
Date: Tue, 14 Apr 2026 18:20:52 -0400
Subject: [PATCH] ctx - max sample usage

---
 oatmeal/src/ctx.h               |  2 ++
 oatmeal/src/ctx_attachments.cpp | 27 +++++++++++++++++++++++++++
 2 files changed, 29 insertions(+)
 create mode 100644 oatmeal/src/ctx_attachments.cpp

diff --git a/oatmeal/src/ctx.h b/oatmeal/src/ctx.h
index d1ac7fd..73461ce 100644
--- a/oatmeal/src/ctx.h
+++ b/oatmeal/src/ctx.h
@@ -87,5 +87,7 @@ namespace Oatmeal {
         void pickPhysicalDevice();
         bool isPhysicalDeviceSupported(vk::raii::PhysicalDevice device);
         uint32_t scorePhysicalDevice(vk::raii::PhysicalDevice device);
+        vk::SampleCountFlagBits getMaxUsableSampleCount();
+        void createLogicalDevice();
     };
 } // namespace Oatmeal
diff --git a/oatmeal/src/ctx_attachments.cpp b/oatmeal/src/ctx_attachments.cpp
new file mode 100644
index 0000000..22b723d
--- /dev/null
+++ b/oatmeal/src/ctx_attachments.cpp
@@ -0,0 +1,27 @@
+#include "ctx.h"
+#include "vulkan/vulkan.hpp"
+
+namespace Oatmeal {
+
+    vk::SampleCountFlagBits ctx::getMaxUsableSampleCount() {
+        vk::PhysicalDeviceProperties physicalDeviceProperties = m_physicalDevice.getProperties();
+
+        vk::SampleCountFlags count = physicalDeviceProperties.limits.framebufferColorSampleCounts &
+                                     physicalDeviceProperties.limits.framebufferDepthSampleCounts;
+
+        if (count & vk::SampleCountFlagBits::e16) {
+            return vk::SampleCountFlagBits::e16;
+        }
+        if (count & vk::SampleCountFlagBits::e8) {
+            return vk::SampleCountFlagBits::e8;
+        }
+        if (count & vk::SampleCountFlagBits::e4) {
+            return vk::SampleCountFlagBits::e4;
+        }
+        if (count & vk::SampleCountFlagBits::e2) {
+            return vk::SampleCountFlagBits::e2;
+        }
+
+        return vk::SampleCountFlagBits::e1;
+    }
+} // namespace Oatmeal