From 8d5bdcb17b732124e478f067bd449f76a46c547a Mon Sep 17 00:00:00 2001 From: ReinUsesLisp Date: Fri, 6 Mar 2020 05:09:06 -0300 Subject: vk_device: Enable VK_EXT_transform_feedback when available --- src/video_core/renderer_vulkan/vk_device.cpp | 41 +++++++++++++++++++++++----- src/video_core/renderer_vulkan/vk_device.h | 6 ++++ 2 files changed, 40 insertions(+), 7 deletions(-) (limited to 'src/video_core') diff --git a/src/video_core/renderer_vulkan/vk_device.cpp b/src/video_core/renderer_vulkan/vk_device.cpp index ddcdb05e6..3847bd722 100644 --- a/src/video_core/renderer_vulkan/vk_device.cpp +++ b/src/video_core/renderer_vulkan/vk_device.cpp @@ -147,6 +147,15 @@ bool VKDevice::Create(const vk::DispatchLoaderDynamic& dldi, vk::Instance instan LOG_INFO(Render_Vulkan, "Device doesn't support uint8 indexes"); } + vk::PhysicalDeviceTransformFeedbackFeaturesEXT transform_feedback; + if (ext_transform_feedback) { + transform_feedback.transformFeedback = true; + transform_feedback.geometryStreams = true; + SetNext(next, transform_feedback); + } else { + LOG_INFO(Render_Vulkan, "Device doesn't support transform feedbacks"); + } + if (!ext_depth_range_unrestricted) { LOG_INFO(Render_Vulkan, "Device doesn't support depth range unrestricted"); } @@ -384,7 +393,7 @@ std::vector VKDevice::LoadExtensions(const vk::DispatchLoaderDynami } }; - extensions.reserve(14); + extensions.reserve(15); extensions.push_back(VK_KHR_SWAPCHAIN_EXTENSION_NAME); extensions.push_back(VK_KHR_16BIT_STORAGE_EXTENSION_NAME); extensions.push_back(VK_KHR_8BIT_STORAGE_EXTENSION_NAME); @@ -396,18 +405,22 @@ std::vector VKDevice::LoadExtensions(const vk::DispatchLoaderDynami [[maybe_unused]] const bool nsight = std::getenv("NVTX_INJECTION64_PATH") || std::getenv("NSIGHT_LAUNCHED"); - bool khr_shader_float16_int8{}; - bool ext_subgroup_size_control{}; + bool has_khr_shader_float16_int8{}; + bool has_ext_subgroup_size_control{}; + bool has_ext_transform_feedback{}; for (const auto& extension : physical.enumerateDeviceExtensionProperties(nullptr, dldi)) { Test(extension, khr_uniform_buffer_standard_layout, VK_KHR_UNIFORM_BUFFER_STANDARD_LAYOUT_EXTENSION_NAME, true); - Test(extension, khr_shader_float16_int8, VK_KHR_SHADER_FLOAT16_INT8_EXTENSION_NAME, false); + Test(extension, has_khr_shader_float16_int8, VK_KHR_SHADER_FLOAT16_INT8_EXTENSION_NAME, + false); Test(extension, ext_depth_range_unrestricted, VK_EXT_DEPTH_RANGE_UNRESTRICTED_EXTENSION_NAME, true); Test(extension, ext_index_type_uint8, VK_EXT_INDEX_TYPE_UINT8_EXTENSION_NAME, true); Test(extension, ext_shader_viewport_index_layer, VK_EXT_SHADER_VIEWPORT_INDEX_LAYER_EXTENSION_NAME, true); - Test(extension, ext_subgroup_size_control, VK_EXT_SUBGROUP_SIZE_CONTROL_EXTENSION_NAME, + Test(extension, has_ext_subgroup_size_control, VK_EXT_SUBGROUP_SIZE_CONTROL_EXTENSION_NAME, + false); + Test(extension, has_ext_transform_feedback, VK_EXT_TRANSFORM_FEEDBACK_EXTENSION_NAME, false); if (Settings::values.renderer_debug) { Test(extension, nv_device_diagnostic_checkpoints, @@ -415,13 +428,13 @@ std::vector VKDevice::LoadExtensions(const vk::DispatchLoaderDynami } } - if (khr_shader_float16_int8) { + if (has_khr_shader_float16_int8) { is_float16_supported = GetFeatures(physical, dldi).shaderFloat16; extensions.push_back(VK_KHR_SHADER_FLOAT16_INT8_EXTENSION_NAME); } - if (ext_subgroup_size_control) { + if (has_ext_subgroup_size_control) { const auto features = GetFeatures(physical, dldi); const auto properties = @@ -438,6 +451,20 @@ std::vector VKDevice::LoadExtensions(const vk::DispatchLoaderDynami is_warp_potentially_bigger = true; } + if (has_ext_transform_feedback) { + const auto features = + GetFeatures(physical, dldi); + const auto properties = + GetProperties(physical, dldi); + + if (features.transformFeedback && features.geometryStreams && + properties.maxTransformFeedbackStreams >= 4 && properties.maxTransformFeedbackBuffers && + properties.transformFeedbackQueries && properties.transformFeedbackDraw) { + extensions.push_back(VK_EXT_TRANSFORM_FEEDBACK_EXTENSION_NAME); + ext_transform_feedback = true; + } + } + return extensions; } diff --git a/src/video_core/renderer_vulkan/vk_device.h b/src/video_core/renderer_vulkan/vk_device.h index 8c4ccfefd..6e656517f 100644 --- a/src/video_core/renderer_vulkan/vk_device.h +++ b/src/video_core/renderer_vulkan/vk_device.h @@ -167,6 +167,11 @@ public: return ext_shader_viewport_index_layer; } + /// Returns true if the device supports VK_EXT_transform_feedback. + bool IsExtTransformFeedbackSupported() const { + return ext_transform_feedback; + } + /// Returns true if the device supports VK_NV_device_diagnostic_checkpoints. bool IsNvDeviceDiagnosticCheckpoints() const { return nv_device_diagnostic_checkpoints; @@ -232,6 +237,7 @@ private: bool ext_index_type_uint8{}; ///< Support for VK_EXT_index_type_uint8. bool ext_depth_range_unrestricted{}; ///< Support for VK_EXT_depth_range_unrestricted. bool ext_shader_viewport_index_layer{}; ///< Support for VK_EXT_shader_viewport_index_layer. + bool ext_transform_feedback{}; ///< Support for VK_EXT_transform_feedback. bool nv_device_diagnostic_checkpoints{}; ///< Support for VK_NV_device_diagnostic_checkpoints. // Telemetry parameters -- cgit v1.2.3