Added property for disabling shadows on custom items

Task-number: QTRD-3093
Change-Id: Ia24a1bc657af1bb1a528581e1f65fb50277e6874
Reviewed-by: Miikka Heikkinen <miikka.heikkinen@digia.com>

2 files changed, 11 insertions, 1 deletions

diff --git a/src/datavisualization/engine/abstract3drenderer.cpp b/src/datavisualization/engine/abstract3drenderer.cpp
index a2181271..82952a26 100644
--- a/src/datavisualization/engine/abstract3drenderer.cpp
+++ b/src/datavisualization/engine/abstract3drenderer.cpp
@@ -582,6 +582,7 @@ CustomRenderItem *Abstract3DRenderer::addCustomItem(QCustom3DItem *item)
     QVector3D translation = convertPositionToTranslation(item->position());
     newItem->setTranslation(translation);
     newItem->setVisible(item->isVisible());
+    newItem->setShadowCasting(item->isShadowCasting());
     m_customRenderCache.insert(item, newItem);
     return newItem;
 }
@@ -620,6 +621,10 @@ void Abstract3DRenderer::updateCustomItem(CustomRenderItem *renderItem)
         renderItem->setVisible(item->isVisible());
         item->d_ptr->m_dirtyBits.visibleDirty = false;
     }
+    if (item->d_ptr->m_dirtyBits.shadowCastingDirty) {
+        renderItem->setShadowCasting(item->isShadowCasting());
+        item->d_ptr->m_dirtyBits.shadowCastingDirty = false;
+    }
 }
 
 void Abstract3DRenderer::drawCustomItems(RenderingState state,
@@ -700,7 +705,7 @@ void Abstract3DRenderer::drawCustomItems(RenderingState state,
             itemColor /= 255.0f;
             shader->setUniformValue(shader->color(), itemColor);
             m_drawer->drawObject(shader, item->mesh());
-        } else {
+        } else if (item->isShadowCasting()) {
             // Depth render
             shader->setUniformValue(shader->MVP(), depthProjectionViewMatrix * modelMatrix);
             m_drawer->drawObject(shader, item->mesh());
diff --git a/src/datavisualization/engine/qabstract3dgraph.cpp b/src/datavisualization/engine/qabstract3dgraph.cpp
index 9818d176..196460da 100644
--- a/src/datavisualization/engine/qabstract3dgraph.cpp
+++ b/src/datavisualization/engine/qabstract3dgraph.cpp
@@ -430,6 +430,11 @@ void QAbstract3DGraph::removeCustomItemAt(const QVector3D &position)
  * Gets ownership of given \a item back and removes the \a item from the graph.
  *
  * \since Qt Data Visualization 1.1
+ *
+ * \note If the same item is added back to the graph, the texture or the texture file needs to be
+ * re-set.
+ *
+ * \sa QCustom3DItem::setTextureImage(), QCustom3DItem::setTextureFile()
  */
 void QAbstract3DGraph::releaseCustomItem(QCustom3DItem *item)
 {