From c17f7f47cb51dc1b7d18c0189dd76b808b7ecfed Mon Sep 17 00:00:00 2001
From: Jon Creighton <65668160+creijon@users.noreply.github.com>
Date: Tue, 12 Aug 2025 08:36:06 +0200
Subject: [PATCH] Fix for some drivers reporting maxImageCount as 0 (#2251)

---
 RAII_Samples/utils/utils.hpp | 2 +-
 samples/utils/utils.hpp      | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/RAII_Samples/utils/utils.hpp b/RAII_Samples/utils/utils.hpp
index 06943c9..f96779a 100644
--- a/RAII_Samples/utils/utils.hpp
+++ b/RAII_Samples/utils/utils.hpp
@@ -364,7 +364,7 @@ namespace vk
           vk::PresentModeKHR         presentMode = vk::su::pickPresentMode( physicalDevice.getSurfacePresentModesKHR( surface ) );
           vk::SwapchainCreateInfoKHR swapChainCreateInfo( {},
                                                           surface,
-                                                          vk::su::clamp( 3u, surfaceCapabilities.minImageCount, surfaceCapabilities.maxImageCount ),
+                                                          vk::su::clampSurfaceImageCount( 3u, surfaceCapabilities.minImageCount, surfaceCapabilities.maxImageCount ),
                                                           colorFormat,
                                                           surfaceFormat.colorSpace,
                                                           swapchainExtent,
diff --git a/samples/utils/utils.hpp b/samples/utils/utils.hpp
index 4b93125..7cf92f8 100644
--- a/samples/utils/utils.hpp
+++ b/samples/utils/utils.hpp
@@ -77,6 +77,7 @@ namespace vk
     VULKAN_HPP_INLINE uint32_t clampSurfaceImageCount( const uint32_t desiredImageCount, const uint32_t minImageCount, const uint32_t maxImageCount )
     {
       uint32_t imageCount = ( std::max )( desiredImageCount, minImageCount );
+      // Some drivers report maxImageCount as 0, so only clamp to max if it is valid.
       if ( maxImageCount > 0 )
       {
         imageCount = ( std::min )( imageCount, maxImageCount );