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-rw-r--r--src/video_core/renderer_vulkan/vk_device.cpp41
-rw-r--r--src/video_core/renderer_vulkan/vk_device.h6
2 files changed, 40 insertions, 7 deletions
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<const char*> 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<const char*> 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<const char*> VKDevice::LoadExtensions(const vk::DispatchLoaderDynami
}
}
- if (khr_shader_float16_int8) {
+ if (has_khr_shader_float16_int8) {
is_float16_supported =
GetFeatures<vk::PhysicalDeviceFloat16Int8FeaturesKHR>(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<vk::PhysicalDeviceSubgroupSizeControlFeaturesEXT>(physical, dldi);
const auto properties =
@@ -438,6 +451,20 @@ std::vector<const char*> VKDevice::LoadExtensions(const vk::DispatchLoaderDynami
is_warp_potentially_bigger = true;
}
+ if (has_ext_transform_feedback) {
+ const auto features =
+ GetFeatures<vk::PhysicalDeviceTransformFeedbackFeaturesEXT>(physical, dldi);
+ const auto properties =
+ GetProperties<vk::PhysicalDeviceTransformFeedbackPropertiesEXT>(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