From 1bef6be2ca46a94de785b4ff047842c4058978b0 Mon Sep 17 00:00:00 2001
From: Nikita Gubarkov <nikita.gubarkov@jetbrains.com>
Date: Mon, 13 Oct 2025 15:33:13 +0200
Subject: [PATCH] JBR-9438 Vulkan: JBR API for accessing configuration info

---
 .../classes/com/jetbrains/desktop/Vulkan.java | 68 +++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100644 src/java.desktop/share/classes/com/jetbrains/desktop/Vulkan.java

diff --git a/src/java.desktop/share/classes/com/jetbrains/desktop/Vulkan.java b/src/java.desktop/share/classes/com/jetbrains/desktop/Vulkan.java
new file mode 100644
index 000000000000..baeb65b56a2b
--- /dev/null
+++ b/src/java.desktop/share/classes/com/jetbrains/desktop/Vulkan.java
@@ -0,0 +1,68 @@
+/*
+ * Copyright 2025 JetBrains s.r.o.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package com.jetbrains.desktop;
+
+import com.jetbrains.exported.JBRApi;
+import sun.java2d.vulkan.VKEnv;
+import sun.java2d.vulkan.VKGPU;
+
+@JBRApi.Service
+@JBRApi.Provides("Vulkan")
+public class Vulkan {
+
+    Vulkan() {
+        if (!VKEnv.isVulkanEnabled()) throw new JBRApi.ServiceNotAvailableException("Vulkan is not enabled");
+    }
+
+    boolean isPresentationEnabled() {
+        return VKEnv.isPresentationEnabled();
+    }
+
+    Device[] getDevices() {
+        return VKEnv.getDevices().map(Device::new).toArray(Device[]::new);
+    }
+
+    @JBRApi.Provides("Vulkan.Device")
+    static class Device {
+        private final VKGPU device;
+
+        Device(VKGPU device) {
+            this.device = device;
+        }
+
+        String getName() {
+            return device.getName();
+        }
+
+        String getTypeString() {
+            return device.getType().toString();
+        }
+
+        int getCapabilities() {
+            return device.getCaps();
+        }
+    }
+}