Hardware info

samples/SkijaInjectSample/build.gradle.kts

@@ -52,6 +52,7 @@ val additionalArguments = mutableMapOf<String, String>()
 
 val casualRun = tasks.named<JavaExec>("run") {
     systemProperty("skiko.fps.enabled", "true")
+    systemProperty("skiko.hardwareInfo.enabled", "true")
     // Use systemProperty("skiko.library.path", "/tmp") to test loader.
     System.getProperties().entries
         .associate {

skiko/src/jvmMain/cpp/common/openglapi.cc

@@ -41,4 +41,10 @@ JNIEXPORT jint JNICALL Java_org_jetbrains_skiko_OpenGLApi_glGetIntegerv(JNIEnv *
 	return (jint)data;
 }
 
+JNIEXPORT jstring JNICALL Java_org_jetbrains_skiko_OpenGLApi_glGetString(JNIEnv * env, jobject object, jint value) {
+	const char *content = reinterpret_cast<const char *>(glGetString(value));
+    jstring result = env->NewStringUTF(content);
+    return result;
+}
+
 }

skiko/src/jvmMain/cpp/windows/directXRedrawer.cc

@@ -1,5 +1,6 @@
 #ifdef SK_DIRECT3D
 #include <stdexcept>
+#include <locale>
 #include <Windows.h>
 #include <jawt_md.h>
 #include "jni_helpers.h"
@@ -387,6 +388,26 @@ HRESULT D3DCompile(
         DirectXDevice *d3dDevice = fromJavaPointer<DirectXDevice*>(devicePtr);
         delete d3dDevice;
     }
+
+    JNIEXPORT jstring JNICALL Java_org_jetbrains_skiko_redrawer_Direct3DRedrawer_getAdapterName(JNIEnv * env, jobject redrawer, jlong devicePtr) {
+        DirectXDevice *d3dDevice = fromJavaPointer<DirectXDevice*>(devicePtr);
+
+        DXGI_ADAPTER_DESC1 desc;
+        d3dDevice->backendContext.fAdapter->GetDesc1(&desc);
+        std::wstring w_tmp(desc.Description);
+        std::string currentAdapterName(w_tmp.begin(), w_tmp.end());
+        jstring result = env->NewStringUTF(currentAdapterName.c_str());
+        return result;
+    }
+
+    JNIEXPORT jlong JNICALL Java_org_jetbrains_skiko_redrawer_Direct3DRedrawer_getAdapterMemorySize(JNIEnv * env, jobject redrawer, jlong devicePtr) {
+        DirectXDevice *d3dDevice = fromJavaPointer<DirectXDevice*>(devicePtr);
+
+        DXGI_ADAPTER_DESC1 desc;
+        d3dDevice->backendContext.fAdapter->GetDesc1(&desc);
+        __int64 result = desc.DedicatedVideoMemory;
+        return (jlong)result;
+    }
 }
 
 #endif

skiko/src/jvmMain/kotlin/org/jetbrains/skiko/OpenGLApi.kt

@@ -11,6 +11,9 @@ class OpenGLApi private constructor() {
     val GL_TEXTURE_BINDING_2D = 0x8069
     val GL_DRAW_FRAMEBUFFER_BINDING = 0x8CA6
     val GL_COLOR_BUFFER_BIT = 0x00004000
+    val GL_VENDOR = 0x1F00
+    val GL_RENDERER = 0x1F01
+    val GL_TOTAL_MEMORY = 0x9048
 
     // OpenGL functions
     external fun glViewport(x: Int, y: Int, width: Int, height: Int)
@@ -20,6 +23,7 @@ class OpenGLApi private constructor() {
     external fun glEnable(flag: Int)
     external fun glBindTexture(target: Int, texture: Int)
     external fun glGetIntegerv(pname: Int): Int
+    external fun glGetString(value: Int): String
 
     companion object {
         init {

skiko/src/jvmMain/kotlin/org/jetbrains/skiko/context/ContextHandler.kt

@@ -52,5 +52,7 @@ internal abstract class ContextHandler(val layer: SkiaLayer) {
         renderTarget?.close()
     }
 
+    open fun hardwareInfo(): String = ""
+
     protected open fun destroyContext() = Unit
 }

skiko/src/jvmMain/kotlin/org/jetbrains/skiko/context/Direct3DContextHandler.kt

@@ -22,6 +22,10 @@ internal class Direct3DContextHandler(layer: SkiaLayer) : ContextHandler(layer)
                     throw Exception("Failed to create DirectX12 device.")
                 }
                 context = directXRedrawer.makeContext(device)
+                val printDeviceEnabled = System.getProperty("skiko.hardwareInfo.enabled") == "true"
+                if (System.getProperty("skiko.hardwareInfo.enabled") == "true") {
+                    println(hardwareInfo())
+                }
             }
         } catch (e: Exception) {
             println("${e.message}\nFailed to create Skia Direct3D context!")
@@ -68,4 +72,10 @@ internal class Direct3DContextHandler(layer: SkiaLayer) : ContextHandler(layer)
         context?.close()
         directXRedrawer.disposeDevice(device)
     }
+
+    override fun hardwareInfo(): String {
+        return "DIRECT3D (dx12) hardware info:\n" +
+            "Video card: ${directXRedrawer.getAdapterName(device)}\n" +
+            "Total memory: ${directXRedrawer.getAdapterMemorySize(device) / 1024 / 1024} MB\n"
+    }
 }

skiko/src/jvmMain/kotlin/org/jetbrains/skiko/context/MetalContextHandler.kt

@@ -16,6 +16,9 @@ internal class MetalContextHandler(layer: SkiaLayer) : ContextHandler(layer) {
         try {
             if (context == null) {
                 context = metalRedrawer.makeContext()
+                if (System.getProperty("skiko.hardwareInfo.enabled") == "true") {
+                    println(hardwareInfo())
+                }
             }
         } catch (e: Exception) {
             println("${e.message}\nFailed to create Skia Metal context!")
@@ -53,4 +56,10 @@ internal class MetalContextHandler(layer: SkiaLayer) : ContextHandler(layer) {
     override fun destroyContext() {
         context?.close()
     }
+
+    override fun hardwareInfo(): String {
+        return "METAL hardware info:\n" +
+            "Video card: ${metalRedrawer.getAdapterName()}\n" +
+            "Total memory: ${metalRedrawer.getAdapterMemorySize() / 1024 / 1024} MB\n"
+    }
 }

skiko/src/jvmMain/kotlin/org/jetbrains/skiko/context/OpenGLContextHandler.kt

@@ -15,6 +15,9 @@ internal class OpenGLContextHandler(layer: SkiaLayer) : ContextHandler(layer) {
         try {
             if (context == null) {
                 context = makeGLContext()
+                if (System.getProperty("skiko.hardwareInfo.enabled") == "true") {
+                    println(hardwareInfo())
+                }
             }
         } catch (e: Exception) {
             println("Failed to create Skia OpenGL context!")
@@ -51,4 +54,12 @@ internal class OpenGLContextHandler(layer: SkiaLayer) : ContextHandler(layer) {
 
         canvas = surface!!.canvas
     }
+
+    override fun hardwareInfo(): String {
+        val gl = OpenGLApi.instance
+        return  "OPENGL hardware info:\n" +
+            "Vendor: ${gl.glGetString(gl.GL_VENDOR)}\n" +
+            "Model: ${gl.glGetString(gl.GL_RENDERER)}\n" +
+            "Total memory: ${gl.glGetIntegerv(gl.GL_TOTAL_MEMORY) / 1024} MB\n"
+    }
 }

skiko/src/jvmMain/kotlin/org/jetbrains/skiko/redrawer/Direct3DRedrawer.kt

@@ -76,4 +76,6 @@ internal class Direct3DRedrawer(
     external fun resizeBuffers(device: Long, width: Int, height: Int)
     private external fun finishFrame(device: Long, context: Long, surface: Long, isVsyncEnabled: Boolean)
     external fun disposeDevice(device: Long)
+    external fun getAdapterName(device: Long): String
+    external fun getAdapterMemorySize(device: Long): Long
 }

skiko/src/jvmMain/kotlin/org/jetbrains/skiko/redrawer/MetalRedrawer.kt

@@ -98,6 +98,9 @@ internal class MetalRedrawer(
 
     fun finishFrame() = finishFrame(device)
 
+    fun getAdapterName(): String = getAdapterName(device)
+    fun getAdapterMemorySize(): Long = getAdapterMemorySize(device)
+
     private external fun createMetalDevice(platformInfo: Long): Long
     private external fun makeMetalContext(device: Long): Long
     private external fun makeMetalRenderTarget(device: Long, width: Int, height: Int): Long
@@ -106,4 +109,6 @@ internal class MetalRedrawer(
     private external fun resizeLayers(device: Long, x: Int, y: Int, width: Int, height: Int)
     private external fun setContentScale(device: Long, contentScale: Float)
     private external fun isOccluded(window: Long): Boolean
+    private external fun getAdapterName(device: Long): String
+    private external fun getAdapterMemorySize(device: Long): Long
 }

skiko/src/jvmMain/objectiveC/macos/MetalRedrawer.mm

@@ -241,6 +241,23 @@ JNIEXPORT void JNICALL Java_org_jetbrains_skiko_redrawer_MetalRedrawer_disposeDe
     [device release];
 }
 
+JNIEXPORT jstring JNICALL Java_org_jetbrains_skiko_redrawer_MetalRedrawer_getAdapterName(
+    JNIEnv *env, jobject redrawer, jlong devicePtr)
+{
+    MetalDevice *device = (MetalDevice *) devicePtr;
+    const char *currentAdapterName = [[device.device name] cStringUsingEncoding:NSASCIIStringEncoding];
+    jstring result = env->NewStringUTF(currentAdapterName);
+    return result;
+}
+
+JNIEXPORT jlong JNICALL Java_org_jetbrains_skiko_redrawer_MetalRedrawer_getAdapterMemorySize(
+    JNIEnv *env, jobject redrawer, jlong devicePtr)
+{
+    MetalDevice *device = (MetalDevice *) devicePtr;
+    uint64_t totalMemory = [device.device recommendedMaxWorkingSetSize];
+    return (jlong)totalMemory;
+}
+
 JNIEXPORT jboolean JNICALL Java_org_jetbrains_skiko_redrawer_MetalRedrawer_isOccluded(
     JNIEnv *env, jobject redrawer, jlong windowPtr) {
     NSWindow* window = (NSWindow*)windowPtr;