From dc14dda5ea4992ab166ca336c2f3ec3798809040 Mon Sep 17 00:00:00 2001
From: Uwe Rathmann <Uwe.Rathmann@tigertal.de>
Date: Mon, 11 Apr 2022 10:11:57 +0200
Subject: [PATCH] respecting the graphicsApi

---
 src/nodes/QskTextureRenderer.cpp | 28 ++++++++++++++++++----------
 1 file changed, 18 insertions(+), 10 deletions(-)

diff --git a/src/nodes/QskTextureRenderer.cpp b/src/nodes/QskTextureRenderer.cpp
index f180c119..137226ab 100644
--- a/src/nodes/QskTextureRenderer.cpp
+++ b/src/nodes/QskTextureRenderer.cpp
@@ -25,6 +25,15 @@
     #include <qsgtexture_platform.h>
 #endif
 
+static inline bool qskHasOpenGLRenderer( const QQuickWindow* window )
+{
+    if ( window == nullptr )
+        return false;
+
+    const auto renderer = window->rendererInterface();
+    return renderer->graphicsApi() == QSGRendererInterface::OpenGL;
+}
+
 static uint qskCreateTextureOpenGL( QQuickWindow* window,
     const QSize& size, QskTextureRenderer::PaintHelper* helper )
 {
@@ -181,19 +190,18 @@ uint QskTextureRenderer::createTexture(
     renderMode = Raster;
 #endif
 
-    if ( window && window->rendererInterface()->graphicsApi() != OpenGL )
+    if ( renderMode != Raster )
     {
-        renderMode = Raster;
+        if ( !qskHasOpenGLRenderer( window ) )
+            renderMode = Raster;
     }
-    else
+
+    if ( renderMode == AutoDetect )
     {
-        if ( renderMode == AutoDetect )
-        {
-            if ( qskSetup->testItemUpdateFlag( QskQuickItem::PreferRasterForTextures ) )
-                renderMode = Raster;
-            else
-                renderMode = OpenGL;
-        }
+        if ( qskSetup->testItemUpdateFlag( QskQuickItem::PreferRasterForTextures ) )
+            renderMode = Raster;
+        else
+            renderMode = OpenGL;
     }
 
     if ( renderMode == Raster )