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shader: rely on robustBufferAccess2 for storage buffer bounds

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nmzik committed 2026-10-31 03:04:38 +01:00
1 parent ec746622c2
commit ee034be4b2
10 files changed
+276 -19
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src/graphics/presentation/window/vulkanWindow.cpp
+10 -3
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@@ -574,8 +574,10 @@ static vk::Device VulkanCreateDevice(GraphicContext& graphics,
vk::PhysicalDeviceVulkan11Properties properties11 {};
properties11.pNext = &subgroup_size_control;
vk::PhysicalDeviceRobustness2PropertiesEXT robustness2_properties {};
robustness2_properties.pNext = &properties11;
vk::PhysicalDeviceFloatControlsProperties float_controls {};
float_controls.pNext = &properties11;
float_controls.pNext = &robustness2_properties;
vk::PhysicalDeviceProperties2 properties2 {};
properties2.pNext = &float_controls;
@@ -605,6 +607,10 @@ static vk::Device VulkanCreateDevice(GraphicContext& graphics,
feedback_extensions && feedback_layout.attachmentFeedbackLoopLayout &&
feedback_dynamic.attachmentFeedbackLoopDynamicState;
graphics.maintenance8_enabled = maintenance8_extension && maintenance8.maintenance8;
// A coarser alignment rounds the range up past the guest's last byte.
graphics.robust_buffer_access_enabled =
supported_robustness2.robustBufferAccess2 &&
robustness2_properties.robustStorageBufferAccessSizeAlignment == 1u;
// The device clock ticks at timestampPeriod nanoseconds.
if (shader_clock_extension && shader_clock.shaderDeviceClock) {
graphics.device_clock_period_ps = static_cast<uint32_t>(
@@ -703,9 +709,10 @@ static vk::Device VulkanCreateDevice(GraphicContext& graphics,
features13.subgroupSizeControl =
graphics.compute_subgroup_size_control_enabled ? VK_TRUE : VK_FALSE;
LOGF("Vulkan robustness: robustImageAccess=%s robustImageAccess2=%s\n",
LOGF("Vulkan robustness: robustImageAccess=%s robustImageAccess2=%s buffer bounds=%s\n",
features13.robustImageAccess == VK_TRUE ? "true" : "false",
robustness2.robustImageAccess2 == VK_TRUE ? "true" : "false");
robustness2.robustImageAccess2 == VK_TRUE ? "true" : "false",
graphics.robust_buffer_access_enabled ? "robustBufferAccess2" : "shader checks");
vk::DeviceCreateInfo create_info {};
vk::PhysicalDeviceMeshShaderFeaturesEXT mesh_features {};