Fixed crash when [redrawImmediately] invoked while fallback proccess. (#447)

skiko/src/awtMain/kotlin/org/jetbrains/skiko/redrawer/LinuxOpenGLRedrawer.kt

@@ -71,14 +71,16 @@ internal class LinuxOpenGLRedrawer(
 
     override fun redrawImmediately() = layer.backedLayer.lockLinuxDrawingSurface {
         check(!isDisposed) { "LinuxOpenGLRedrawer is disposed" }
+        layer.inDrawScope {
             update(System.nanoTime())
             it.makeCurrent(context)
-        draw()
+            contextHandler.draw()
             it.setSwapInterval(0)
             it.swapBuffers()
             OpenGLApi.instance.glFinish()
             it.setSwapInterval(swapInterval)
         }
+    }
 
     private fun update(nanoTime: Long) {
         layer.update(nanoTime)

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

@@ -55,11 +55,13 @@ internal class MetalRedrawer(
 
     override fun redrawImmediately() {
         check(!isDisposed) { "MetalRedrawer is disposed" }
+        layer.inDrawScope {
             setVSyncEnabled(device, enabled = false)
             update(System.nanoTime())
-        layer.inDrawScope(::performDraw)
+            performDraw()
             setVSyncEnabled(device, properties.isVsyncEnabled)
         }
+    }
 
     private fun update(nanoTime: Long) {
         layer.update(nanoTime)

skiko/src/awtMain/kotlin/org/jetbrains/skiko/redrawer/WindowsOpenGLRedrawer.kt

@@ -51,12 +51,14 @@ internal class WindowsOpenGLRedrawer(
 
     override fun redrawImmediately() {
         check(!isDisposed) { "WindowsOpenGLRedrawer is disposed" }
+        layer.inDrawScope {
             update(System.nanoTime())
             makeCurrent()
-        draw()
+            contextHandler.draw()
             swapBuffers()
             OpenGLApi.instance.glFinish()
         }
+    }
 
     private fun update(nanoTime: Long) {
         layer.update(nanoTime)

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

@@ -46,8 +46,8 @@ internal class Direct3DRedrawer(
 
     override fun redrawImmediately() {
         check(!isDisposed) { "Direct3DRedrawer is disposed" }
-        layer.update(System.nanoTime())
         layer.inDrawScope {
+        layer.update(System.nanoTime())
             drawAndSwap(withVsync = false)
         }
     }