vk_graphics_pipeline: Implement conservative rendering

2 files changed, 12 insertions, 0 deletions

diff --git a/src/video_core/vulkan_common/vulkan_device.cpp b/src/video_core/vulkan_common/vulkan_device.cpp
index 9d918de8d..7b184d2f8 100644
--- a/src/video_core/vulkan_common/vulkan_device.cpp
+++ b/src/video_core/vulkan_common/vulkan_device.cpp
@@ -412,6 +412,10 @@ Device::Device(VkInstance instance_, vk::PhysicalDevice physical_, VkSurfaceKHR
         LOG_INFO(Render_Vulkan, "Device doesn't support extended dynamic state");
     }
 
+    if (!ext_conservative_rasterization) {
+        LOG_INFO(Render_Vulkan, "Device doesn't support conservative rasterization");
+    }
+
     VkPhysicalDeviceProvokingVertexFeaturesEXT provoking_vertex;
     if (ext_provoking_vertex) {
         provoking_vertex = {
@@ -776,6 +780,8 @@ std::vector<const char*> Device::LoadExtensions(bool requires_surface) {
              true);
         test(ext_tooling_info, VK_EXT_TOOLING_INFO_EXTENSION_NAME, true);
         test(ext_shader_stencil_export, VK_EXT_SHADER_STENCIL_EXPORT_EXTENSION_NAME, true);
+        test(ext_conservative_rasterization, VK_EXT_CONSERVATIVE_RASTERIZATION_EXTENSION_NAME,
+             true);
         test(has_ext_transform_feedback, VK_EXT_TRANSFORM_FEEDBACK_EXTENSION_NAME, false);
         test(has_ext_custom_border_color, VK_EXT_CUSTOM_BORDER_COLOR_EXTENSION_NAME, false);
         test(has_ext_extended_dynamic_state, VK_EXT_EXTENDED_DYNAMIC_STATE_EXTENSION_NAME, false);
diff --git a/src/video_core/vulkan_common/vulkan_device.h b/src/video_core/vulkan_common/vulkan_device.h
index 40d00a52f..a9c0a0e4d 100644
--- a/src/video_core/vulkan_common/vulkan_device.h
+++ b/src/video_core/vulkan_common/vulkan_device.h
@@ -264,6 +264,11 @@ public:
         return ext_shader_stencil_export;
     }
 
+    /// Returns true if the device supports VK_EXT_conservative_rasterization.
+    bool IsExtConservativeRasterizationSupported() const {
+        return ext_conservative_rasterization;
+    }
+
     /// Returns true if the device supports VK_EXT_provoking_vertex.
     bool IsExtProvokingVertexSupported() const {
         return ext_provoking_vertex;
@@ -374,6 +379,7 @@ private:
     bool ext_vertex_input_dynamic_state{};  ///< Support for VK_EXT_vertex_input_dynamic_state.
     bool ext_shader_stencil_export{};       ///< Support for VK_EXT_shader_stencil_export.
     bool ext_shader_atomic_int64{};         ///< Support for VK_KHR_shader_atomic_int64.
+    bool ext_conservative_rasterization{};  ///< Support for VK_EXT_conservative_rasterization.
     bool ext_provoking_vertex{};            ///< Support for VK_EXT_provoking_vertex.
     bool nv_device_diagnostics_config{};    ///< Support for VK_NV_device_diagnostics_config.
     bool has_renderdoc{};                   ///< Has RenderDoc attached