vk: extension support in shared context (#8415)

google · Feb 11, 2025 · a22873b · a22873b
1 parent b2801d0
commit a22873b
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Showing 2 changed files with 14 additions and 3 deletions.
diff --git a/filament/backend/include/backend/platforms/VulkanPlatform.h b/filament/backend/include/backend/platforms/VulkanPlatform.h
@@ -71,6 +71,9 @@ class VulkanPlatform : public Platform, utils::PrivateImplementation<VulkanPlatf
         // where the gpu only has one graphics queue. Then the client needs to ensure that no
         // concurrent access can occur.
         uint32_t graphicsQueueIndex = 0xFFFFFFFF;
+        bool debugUtilsSupported = false;
+        bool debugMarkersSupported = false;
+        bool multiviewSupported = false;
     };
 
     /**

diff --git a/filament/backend/src/vulkan/platform/VulkanPlatform.cpp b/filament/backend/src/vulkan/platform/VulkanPlatform.cpp
@@ -18,6 +18,7 @@
 
 #include <backend/DriverEnums.h>
 
+#include "vulkan/VulkanContext.h"
 #include "vulkan/platform/VulkanPlatformSwapChainImpl.h"
 #include "vulkan/VulkanConstants.h"
 #include "vulkan/VulkanDriver.h"
@@ -819,9 +820,16 @@ Driver* VulkanPlatform::createDriver(void* sharedContext,
     }
 
     // Store the extension support in the context
-    context.mDebugUtilsSupported = setContains(instExts, VK_EXT_DEBUG_UTILS_EXTENSION_NAME);
-    context.mDebugMarkersSupported = setContains(deviceExts, VK_EXT_DEBUG_MARKER_EXTENSION_NAME);
-    context.mMultiviewEnabled = setContains(deviceExts, VK_KHR_MULTIVIEW_EXTENSION_NAME);
+    if (!mImpl->mSharedContext) {
+        context.mDebugUtilsSupported = setContains(instExts, VK_EXT_DEBUG_UTILS_EXTENSION_NAME);
+        context.mDebugMarkersSupported = setContains(deviceExts, VK_EXT_DEBUG_MARKER_EXTENSION_NAME);
+        context.mMultiviewEnabled = setContains(deviceExts, VK_KHR_MULTIVIEW_EXTENSION_NAME);
+    } else {
+        VulkanSharedContext const* scontext = (VulkanSharedContext const*) sharedContext;
+        context.mDebugUtilsSupported = scontext->debugUtilsSupported;
+        context.mDebugMarkersSupported = scontext->debugMarkersSupported;
+        context.mMultiviewEnabled = scontext->multiviewSupported;
+    }
 
     // Check the availability of lazily allocated memory
     {