QAbstractTexture: expose mipLevel

This is supposed to be exposed for Qt6

Pick-to: 6.0
Pick-to: 6.0.0
Change-Id: I3fefcd706ca16328946f33d665055dfe2a4c3563
Reviewed-by: Mike Krus <mike.krus@kdab.com>

2 files changed, 48 insertions, 0 deletions

diff --git a/tests/auto/render/qabstracttexture/tst_qabstracttexture.cpp b/tests/auto/render/qabstracttexture/tst_qabstracttexture.cpp
index 99048fbc2..126e77ac2 100644
--- a/tests/auto/render/qabstracttexture/tst_qabstracttexture.cpp
+++ b/tests/auto/render/qabstracttexture/tst_qabstracttexture.cpp
@@ -85,6 +85,7 @@ private Q_SLOTS:
         QCOMPARE(abstractTexture.depth(), 1);
         QCOMPARE(abstractTexture.magnificationFilter(), Qt3DRender::QAbstractTexture::Nearest);
         QCOMPARE(abstractTexture.minificationFilter(),  Qt3DRender::QAbstractTexture::Nearest);
+        QCOMPARE(abstractTexture.mipLevels(), 1);
         QCOMPARE(abstractTexture.maximumAnisotropy(), 1.0f);
         QCOMPARE(abstractTexture.comparisonFunction(), Qt3DRender::QAbstractTexture::CompareLessEqual);
         QCOMPARE(abstractTexture.comparisonMode(), Qt3DRender::QAbstractTexture::CompareNone);
@@ -330,6 +331,25 @@ private Q_SLOTS:
             QCOMPARE(abstractTexture.samples(), newValue);
             QCOMPARE(spy.count(), 0);
         }
+        {
+            // WHEN
+            QSignalSpy spy(&abstractTexture, SIGNAL(mipLevelsChanged(int)));
+            const int newValue = 1024;
+            abstractTexture.setMipLevels(newValue);
+
+            // THEN
+            QVERIFY(spy.isValid());
+            QCOMPARE(abstractTexture.mipLevels(), newValue);
+            QCOMPARE(spy.count(), 1);
+
+            // WHEN
+            spy.clear();
+            abstractTexture.setMipLevels(newValue);
+
+            // THEN
+            QCOMPARE(abstractTexture.mipLevels(), newValue);
+            QCOMPARE(spy.count(), 0);
+        }
     }
 
     void checkFormatUpdate()
@@ -668,6 +688,33 @@ private Q_SLOTS:
 
     }
 
+    void checkMipLevelsUpdate()
+    {
+        // GIVEN
+        TestArbiter arbiter;
+        FakeTexture abstractTexture;
+        arbiter.setArbiterOnNode(&abstractTexture);
+
+        {
+            // WHEN
+            abstractTexture.setMipLevels(16);
+
+            // THEN
+            QCOMPARE(arbiter.dirtyNodes().size(), 1);
+            QCOMPARE(arbiter.dirtyNodes().front(), &abstractTexture);
+
+            arbiter.clear();
+        }
+
+        {
+            // WHEN
+            abstractTexture.setMipLevels(16);
+
+            // THEN
+            QCOMPARE(arbiter.dirtyNodes().size(), 0);
+        }
+    }
+
     void checkTextureImageAdded()
     {
         // GIVEN
diff --git a/tests/auto/render/texture/tst_texture.cpp b/tests/auto/render/texture/tst_texture.cpp
index caaa4d6f2..ed38f4822 100644
--- a/tests/auto/render/texture/tst_texture.cpp
+++ b/tests/auto/render/texture/tst_texture.cpp
@@ -223,6 +223,7 @@ void tst_RenderTexture::checkPropertyMirroring()
     frontend.setDepth(16);
     frontend.setLayers(8);
     frontend.setSamples(32);
+    frontend.setMipLevels(8);
 
     // WHEN
     simulateInitializationSync(&frontend, &backend);