Added VK_BUFFER_USAGE_TRANSFER_DST_BIT for uniform buffers

corporateshark · corporateshark · commit 92a365adce4d · 2025-06-15T15:56:21.000-07:00
diff --git a/lvk/vulkan/VulkanClasses.cpp b/lvk/vulkan/VulkanClasses.cpp
@@ -3633,7 +3633,7 @@ lvk::Holder<lvk::BufferHandle> lvk::VulkanContext::createBuffer(const BufferDesc
     usageFlags |= VK_BUFFER_USAGE_VERTEX_BUFFER_BIT;
   }
   if (desc.usage & BufferUsageBits_Uniform) {
-    usageFlags |= VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT | VK_BUFFER_USAGE_SHADER_DEVICE_ADDRESS_BIT;
+    usageFlags |= VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT | VK_BUFFER_USAGE_TRANSFER_DST_BIT | VK_BUFFER_USAGE_SHADER_DEVICE_ADDRESS_BIT;
   }
 
   if (desc.usage & BufferUsageBits_Storage) {

Original file line number	Diff line number	Diff line change
`@@ -3633,7 +3633,7 @@ lvk::Holder<lvk::BufferHandle> lvk::VulkanContext::createBuffer(const BufferDesc`
`3633`	`3633`	`usageFlags \|= VK_BUFFER_USAGE_VERTEX_BUFFER_BIT;`
`3634`	`3634`	`}`
`3635`	`3635`	`if (desc.usage & BufferUsageBits_Uniform) {`
`3636`		`- usageFlags \|= VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT \| VK_BUFFER_USAGE_SHADER_DEVICE_ADDRESS_BIT;`
	`3636`	`+ usageFlags \|= VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT \| VK_BUFFER_USAGE_TRANSFER_DST_BIT \| VK_BUFFER_USAGE_SHADER_DEVICE_ADDRESS_BIT;`
`3637`	`3637`	`}`
`3638`	`3638`
`3639`	`3639`	`if (desc.usage & BufferUsageBits_Storage) {`