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Vulkan: Support subgroup reduction operations via GL_KHR_shader_subgroup

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This commit is contained in:
Stenzek
2019-03-22 20:39:37 +10:00
parent 86da282570
commit 6561850f2b
4 changed files with 56 additions and 1 deletions
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6
Source/Core/VideoBackends/Vulkan/VulkanContext.h
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@ -80,6 +80,8 @@ public:
{
return m_device_features.occlusionQueryPrecise == VK_TRUE;
}
u32 GetShaderSubgroupSize() const { return m_shader_subgroup_size; }
bool SupportsShaderSubgroupOperations() const { return m_supports_shader_subgroup_operations; }
// Helpers for getting constants
VkDeviceSize GetUniformBufferAlignment() const
@ -112,6 +114,7 @@ private:
bool SelectDeviceFeatures();
bool CreateDevice(VkSurfaceKHR surface, bool enable_validation_layer);
void InitDriverDetails();
void PopulateShaderSubgroupSupport();
VkInstance m_instance = VK_NULL_HANDLE;
VkPhysicalDevice m_physical_device = VK_NULL_HANDLE;
@ -128,6 +131,9 @@ private:
VkPhysicalDeviceFeatures m_device_features = {};
VkPhysicalDeviceProperties m_device_properties = {};
VkPhysicalDeviceMemoryProperties m_device_memory_properties = {};
u32 m_shader_subgroup_size = 1;
bool m_supports_shader_subgroup_operations = false;
};
extern std::unique_ptr<VulkanContext> g_vulkan_context;