Merge pull request #667 from cdavis5e/ubo-std-layout
Support the VK_KHR_uniform_buffer_standard_layout extension.
diff --git a/Docs/MoltenVK_Runtime_UserGuide.md b/Docs/MoltenVK_Runtime_UserGuide.md
index a0d5107..a89e672 100644
--- a/Docs/MoltenVK_Runtime_UserGuide.md
+++ b/Docs/MoltenVK_Runtime_UserGuide.md
@@ -247,6 +247,7 @@
- `VK_KHR_surface`
- `VK_KHR_swapchain`
- `VK_KHR_swapchain_mutable_format`
+- `VK_KHR_uniform_buffer_standard_layout`
- `VK_KHR_variable_pointers`
- `VK_EXT_debug_marker`
- `VK_EXT_debug_report`
diff --git a/MoltenVK/MoltenVK/GPUObjects/MVKDevice.mm b/MoltenVK/MoltenVK/GPUObjects/MVKDevice.mm
index 30c2a4a..adf5d68 100644
--- a/MoltenVK/MoltenVK/GPUObjects/MVKDevice.mm
+++ b/MoltenVK/MoltenVK/GPUObjects/MVKDevice.mm
@@ -93,6 +93,11 @@
f16Features->shaderInt8 = true;
break;
}
+ case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_UNIFORM_BUFFER_STANDARD_LAYOUT_FEATURES_KHR: {
+ auto* uboLayoutFeatures = (VkPhysicalDeviceUniformBufferStandardLayoutFeaturesKHR*)next;
+ uboLayoutFeatures->uniformBufferStandardLayout = true;
+ break;
+ }
case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_VARIABLE_POINTER_FEATURES: {
auto* varPtrFeatures = (VkPhysicalDeviceVariablePointerFeatures*)next;
varPtrFeatures->variablePointersStorageBuffer = true;
diff --git a/MoltenVK/MoltenVK/Layers/MVKExtensions.def b/MoltenVK/MoltenVK/Layers/MVKExtensions.def
index 2d9e0e1..5235f43 100644
--- a/MoltenVK/MoltenVK/Layers/MVKExtensions.def
+++ b/MoltenVK/MoltenVK/Layers/MVKExtensions.def
@@ -51,6 +51,7 @@
MVK_EXTENSION(KHR_surface, KHR_SURFACE)
MVK_EXTENSION(KHR_swapchain, KHR_SWAPCHAIN)
MVK_EXTENSION(KHR_swapchain_mutable_format, KHR_SWAPCHAIN_MUTABLE_FORMAT)
+MVK_EXTENSION(KHR_uniform_buffer_standard_layout, KHR_UNIFORM_BUFFER_STANDARD_LAYOUT)
MVK_EXTENSION(KHR_variable_pointers, KHR_VARIABLE_POINTERS)
MVK_EXTENSION(EXT_debug_marker, EXT_DEBUG_MARKER)
MVK_EXTENSION(EXT_debug_report, EXT_DEBUG_REPORT)