Make shader effects configurable

Change-Id: I4e7fd5e9781dec7ee6ed8807ca1a51c937f6f9f3
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@theqtcompany.com>
Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>

15 files changed, 114 insertions, 25 deletions

diff --git a/src/quick/items/items.pri b/src/quick/items/items.pri
index c74770093f..297babb742 100644
--- a/src/quick/items/items.pri
+++ b/src/quick/items/items.pri
@@ -66,10 +66,6 @@ HEADERS += \
     $$PWD/qquickscreen_p.h \
     $$PWD/qquickwindowattached_p.h \
     $$PWD/qquickwindowmodule_p.h \
-    $$PWD/qquickshadereffectsource_p.h \
-    $$PWD/qquickshadereffectmesh_p.h \
-    $$PWD/qquickshadereffect_p.h \
-    $$PWD/qquickgenericshadereffect_p.h \
     $$PWD/qquickrendercontrol.h \
     $$PWD/qquickrendercontrol_p.h \
     $$PWD/qquickgraphicsinfo_p.h \
@@ -118,10 +114,6 @@ SOURCES += \
     $$PWD/qquickwindowmodule.cpp \
     $$PWD/qquickscreen.cpp \
     $$PWD/qquickwindowattached.cpp \
-    $$PWD/qquickshadereffectsource.cpp \
-    $$PWD/qquickshadereffectmesh.cpp \
-    $$PWD/qquickshadereffect.cpp \
-    $$PWD/qquickgenericshadereffect.cpp \
     $$PWD/qquickrendercontrol.cpp \
     $$PWD/qquickgraphicsinfo.cpp \
     $$PWD/qquickitemgrabresult.cpp
@@ -156,6 +148,38 @@ qtConfig(quick-flipable) {
         $$PWD/qquickflipable.cpp
 }
 
+qtConfig(quick-shadereffect) {
+    HEADERS += \
+        $$PWD/qquickshadereffectsource_p.h \
+        $$PWD/qquickshadereffectmesh_p.h \
+        $$PWD/qquickshadereffect_p.h \
+        $$PWD/qquickgenericshadereffect_p.h
+    SOURCES += \
+        $$PWD/qquickshadereffectsource.cpp \
+        $$PWD/qquickshadereffectmesh.cpp \
+        $$PWD/qquickshadereffect.cpp \
+        $$PWD/qquickgenericshadereffect.cpp
+
+    qtConfig(opengl) {
+        SOURCES += \
+            $$PWD/qquickopenglshadereffect.cpp \
+            $$PWD/qquickopenglshadereffectnode.cpp
+        HEADERS += \
+            $$PWD/qquickopenglshadereffect_p.h \
+            $$PWD/qquickopenglshadereffectnode_p.h
+
+        OTHER_FILES += \
+            $$PWD/shaders/shadereffect.vert \
+            $$PWD/shaders/shadereffect.frag \
+            $$PWD/shaders/shadereffectfallback.vert \
+            $$PWD/shaders/shadereffectfallback.frag \
+            $$PWD/shaders/shadereffect_core.vert \
+            $$PWD/shaders/shadereffect_core.frag \
+            $$PWD/shaders/shadereffectfallback_core.vert \
+            $$PWD/shaders/shadereffectfallback_core.frag
+    }
+}
+
 qtConfig(quick-sprite) {
     HEADERS += \
         $$PWD/qquickspriteengine_p.h \
@@ -175,25 +199,11 @@ qtConfig(quick-sprite) {
 qtConfig(opengl(es1|es2)?) {
     SOURCES += \
         $$PWD/qquickopenglinfo.cpp \
-        $$PWD/qquickopenglshadereffect.cpp \
-        $$PWD/qquickopenglshadereffectnode.cpp \
         $$PWD/qquickframebufferobject.cpp
 
     HEADERS += \
         $$PWD/qquickopenglinfo_p.h \
-        $$PWD/qquickopenglshadereffect_p.h \
-        $$PWD/qquickopenglshadereffectnode_p.h \
         $$PWD/qquickframebufferobject.h
-
-    OTHER_FILES += \
-        $$PWD/shaders/shadereffect.vert \
-        $$PWD/shaders/shadereffect.frag \
-        $$PWD/shaders/shadereffectfallback.vert \
-        $$PWD/shaders/shadereffectfallback.frag \
-        $$PWD/shaders/shadereffect_core.vert \
-        $$PWD/shaders/shadereffect_core.frag \
-        $$PWD/shaders/shadereffectfallback_core.vert \
-        $$PWD/shaders/shadereffectfallback_core.frag
 }
 
 RESOURCES += \
diff --git a/src/quick/items/qquickborderimage.cpp b/src/quick/items/qquickborderimage.cpp
index 2fb151b36f..67b99bfbc6 100644
--- a/src/quick/items/qquickborderimage.cpp
+++ b/src/quick/items/qquickborderimage.cpp
@@ -51,6 +51,7 @@
 #include <QtGui/qguiapplication.h>
 
 #include <private/qqmlglobal_p.h>
+#include <private/qsgadaptationlayer_p.h>
 
 QT_BEGIN_NAMESPACE
 
diff --git a/src/quick/items/qquickframebufferobject.cpp b/src/quick/items/qquickframebufferobject.cpp
index 857cd44b15..18a6a58467 100644
--- a/src/quick/items/qquickframebufferobject.cpp
+++ b/src/quick/items/qquickframebufferobject.cpp
@@ -42,6 +42,8 @@
 #include <QtGui/QOpenGLFramebufferObject>
 #include <QtGui/QOpenGLFunctions>
 #include <private/qquickitem_p.h>
+#include <private/qsgadaptationlayer_p.h>
+#include <qsgtextureprovider.h>
 
 #include <QSGSimpleTextureNode>
 #include <QSGRendererInterface>
diff --git a/src/quick/items/qquickitem.cpp b/src/quick/items/qquickitem.cpp
index eaf26a5c9a..63d95f6032 100644
--- a/src/quick/items/qquickitem.cpp
+++ b/src/quick/items/qquickitem.cpp
@@ -2344,7 +2344,9 @@ QQuickItem::~QQuickItem()
 
     if (d->extra.isAllocated()) {
         delete d->extra->contents; d->extra->contents = 0;
+#if QT_CONFIG(quick_shadereffect)
         delete d->extra->layer; d->extra->layer = 0;
+#endif
     }
 
     delete d->_anchors; d->_anchors = 0;
@@ -4774,8 +4776,10 @@ void QQuickItem::classBegin()
         d->_stateGroup->classBegin();
     if (d->_anchors)
         d->_anchors->classBegin();
+#if QT_CONFIG(quick_shadereffect)
     if (d->extra.isAllocated() && d->extra->layer)
         d->extra->layer->classBegin();
+#endif
 }
 
 /*!
@@ -4795,8 +4799,10 @@ void QQuickItem::componentComplete()
     }
 
     if (d->extra.isAllocated()) {
+#if QT_CONFIG(quick_shadereffect)
         if (d->extra->layer)
             d->extra->layer->componentComplete();
+#endif
 
         if (d->extra->keyHandler)
             d->extra->keyHandler->componentComplete();
@@ -4852,8 +4858,10 @@ QPointF QQuickItemPrivate::computeTransformOrigin() const
 
 void QQuickItemPrivate::transformChanged()
 {
+#if QT_CONFIG(quick_shadereffect)
     if (extra.isAllocated() && extra->layer)
         extra->layer->updateMatrix();
+#endif
 }
 
 void QQuickItemPrivate::deliverKeyEvent(QKeyEvent *e)
@@ -5235,8 +5243,10 @@ void QQuickItem::setZ(qreal v)
 
     emit zChanged();
 
+#if QT_CONFIG(quick_shadereffect)
     if (d->extra.isAllocated() && d->extra->layer)
         d->extra->layer->updateZ();
+#endif
 }
 
 /*!
@@ -7647,9 +7657,13 @@ QDebug operator<<(QDebug debug, QQuickItem *item)
 
 bool QQuickItem::isTextureProvider() const
 {
+#if QT_CONFIG(quick_shadereffect)
     Q_D(const QQuickItem);
     return d->extra.isAllocated() && d->extra->layer && d->extra->layer->effectSource() ?
            d->extra->layer->effectSource()->isTextureProvider() : false;
+#else
+    return false;
+#endif
 }
 
 /*!
@@ -7663,9 +7677,13 @@ bool QQuickItem::isTextureProvider() const
 
 QSGTextureProvider *QQuickItem::textureProvider() const
 {
+#if QT_CONFIG(quick_shadereffect)
     Q_D(const QQuickItem);
     return d->extra.isAllocated() && d->extra->layer && d->extra->layer->effectSource() ?
            d->extra->layer->effectSource()->textureProvider() : 0;
+#else
+    return 0;
+#endif
 }
 
 /*!
@@ -7674,14 +7692,19 @@ QSGTextureProvider *QQuickItem::textureProvider() const
   */
 QQuickItemLayer *QQuickItemPrivate::layer() const
 {
+#if QT_CONFIG(quick_shadereffect)
     if (!extra.isAllocated() || !extra->layer) {
         extra.value().layer = new QQuickItemLayer(const_cast<QQuickItem *>(q_func()));
         if (!componentComplete)
             extra->layer->classBegin();
     }
     return extra->layer;
+#else
+    return 0;
+#endif
 }
 
+#if QT_CONFIG(quick_shadereffect)
 QQuickItemLayer::QQuickItemLayer(QQuickItem *item)
     : m_item(item)
     , m_enabled(false)
@@ -8169,12 +8192,16 @@ void QQuickItemLayer::updateMatrix()
         ld->extra.value().origin = QQuickItemPrivate::get(m_item)->origin();
     ld->dirty(QQuickItemPrivate::Transform);
 }
+#endif // quick_shadereffect
 
 QQuickItemPrivate::ExtraData::ExtraData()
 : z(0), scale(1), rotation(0), opacity(1),
   contents(0), screenAttached(0), layoutDirectionAttached(0),
   enterKeyAttached(0),
-  keyHandler(0), layer(0),
+  keyHandler(0),
+#if QT_CONFIG(quick_shadereffect)
+  layer(0),
+#endif
   effectRefCount(0), hideRefCount(0),
   opacityNode(0), clipNode(0), rootNode(0),
   acceptedMouseButtons(0), origin(QQuickItem::Center),
diff --git a/src/quick/items/qquickitem_p.h b/src/quick/items/qquickitem_p.h
index d1511285a9..3bb4b2835c 100644
--- a/src/quick/items/qquickitem_p.h
+++ b/src/quick/items/qquickitem_p.h
@@ -76,7 +76,9 @@
 #include <QtCore/qdebug.h>
 #include <QtCore/qelapsedtimer.h>
 
+#if QT_CONFIG(quick_shadereffect)
 #include <QtQuick/private/qquickshadereffectsource_p.h>
+#endif
 
 QT_BEGIN_NAMESPACE
 
@@ -135,6 +137,7 @@ public:
     QList<QQuickItem *> items;
 };
 
+#if QT_CONFIG(quick_shadereffect)
 
 class QQuickItemLayer : public QObject, public QQuickItemChangeListener
 {
@@ -236,6 +239,8 @@ private:
     QQuickShaderEffectSource::TextureMirroring m_textureMirroring;
 };
 
+#endif
+
 class Q_QUICK_PRIVATE_EXPORT QQuickItemPrivate : public QObjectPrivate
 {
     Q_DECLARE_PUBLIC(QQuickItem)
@@ -338,7 +343,9 @@ public:
         QQuickLayoutMirroringAttached* layoutDirectionAttached;
         QQuickEnterKeyAttached *enterKeyAttached;
         QQuickItemKeyFilter *keyHandler;
+#if QT_CONFIG(quick_shadereffect)
         mutable QQuickItemLayer *layer;
+#endif
 #ifndef QT_NO_CURSOR
         QCursor cursor;
 #endif
@@ -925,7 +932,9 @@ Q_DECLARE_TYPEINFO(QQuickItemPrivate::ChangeListener, Q_PRIMITIVE_TYPE);
 
 QT_END_NAMESPACE
 
+#if QT_CONFIG(quick_shadereffect)
 QML_DECLARE_TYPE(QQuickItemLayer)
+#endif
 QML_DECLARE_TYPE(QQuickKeysAttached)
 QML_DECLARE_TYPEINFO(QQuickKeysAttached, QML_HAS_ATTACHED_PROPERTIES)
 QML_DECLARE_TYPE(QQuickKeyNavigationAttached)
diff --git a/src/quick/items/qquickitemgrabresult.cpp b/src/quick/items/qquickitemgrabresult.cpp
index 0db5323863..1b0e1f07f6 100644
--- a/src/quick/items/qquickitemgrabresult.cpp
+++ b/src/quick/items/qquickitemgrabresult.cpp
@@ -37,17 +37,21 @@
 **
 ****************************************************************************/
 
+#include <private/qtquickglobal_p.h>
 #include "qquickitemgrabresult.h"
 
 #include "qquickwindow.h"
 #include "qquickitem.h"
+#if QT_CONFIG(quick_shadereffect)
 #include "qquickshadereffectsource_p.h"
+#endif
 
 #include <QtQml/QQmlEngine>
 
 #include <private/qquickpixmapcache_p.h>
 #include <private/qquickitem_p.h>
 #include <private/qsgcontext_p.h>
+#include <private/qsgadaptationlayer_p.h>
 
 QT_BEGIN_NAMESPACE
 
diff --git a/src/quick/items/qquickitemsmodule.cpp b/src/quick/items/qquickitemsmodule.cpp
index ce9ddcd633..227da5cae3 100644
--- a/src/quick/items/qquickitemsmodule.cpp
+++ b/src/quick/items/qquickitemsmodule.cpp
@@ -79,7 +79,6 @@
 #include "qquicktranslate_p.h"
 #include "qquickstateoperations_p.h"
 #include "qquickitemanimation_p.h"
-#include <QtQuick/private/qquickshadereffectsource_p.h>
 //#include <private/qquickpincharea_p.h>
 #if QT_CONFIG(quick_canvas)
 #include <QtQuick/private/qquickcanvasitem_p.h>
@@ -95,8 +94,11 @@
 # include "qquickopenglinfo_p.h"
 #endif
 #include "qquickgraphicsinfo_p.h"
+#if QT_CONFIG(quick_shadereffect)
+#include <QtQuick/private/qquickshadereffectsource_p.h>
 #include "qquickshadereffect_p.h"
 #include "qquickshadereffectmesh_p.h"
+#endif
 #include "qquickdrag_p.h"
 #include "qquickdroparea_p.h"
 #include "qquickmultipointtoucharea_p.h"
@@ -204,7 +206,9 @@ static void qt_quickitems_defineModule(const char *uri, int major, int minor)
     qmlRegisterType<QQuickTextInput,2>(uri,2,2,"TextInput");
     qmlRegisterType<QQuickTextInput,3>(uri,2,4,"TextInput");
     qmlRegisterType<QQuickItemGrabResult>();
+#if QT_CONFIG(quick_shadereffect)
     qmlRegisterType<QQuickItemLayer>();
+#endif
     qmlRegisterType<QQuickAnchors>();
     qmlRegisterType<QQuickKeyEvent>();
     qmlRegisterType<QQuickMouseEvent>();
@@ -233,10 +237,12 @@ static void qt_quickitems_defineModule(const char *uri, int major, int minor)
     qmlRegisterType<QQuickPinch>(uri,major,minor,"Pinch");
     qmlRegisterType<QQuickPinchEvent>();
 
+#if QT_CONFIG(quick_shadereffect)
     qmlRegisterType<QQuickShaderEffectSource>("QtQuick", 2, 0, "ShaderEffectSource");
     qmlRegisterUncreatableType<QQuickShaderEffectMesh>("QtQuick", 2, 0, "ShaderEffectMesh", QQuickShaderEffectMesh::tr("Cannot create instance of abstract class ShaderEffectMesh."));
     qmlRegisterType<QQuickGridMesh>("QtQuick", 2, 0, "GridMesh");
     qmlRegisterType<QQuickShaderEffect>("QtQuick", 2, 0, "ShaderEffect");
+#endif
 
     qmlRegisterUncreatableType<QQuickPaintedItem>("QtQuick", 2, 0, "PaintedItem", QQuickPaintedItem::tr("Cannot create instance of abstract class PaintedItem"));
 
@@ -297,7 +303,9 @@ static void qt_quickitems_defineModule(const char *uri, int major, int minor)
     qmlRegisterType<QQuickListView, 2>(uri, 2, 4, "ListView");
 #endif
     qmlRegisterType<QQuickMouseArea, 1>(uri, 2, 4, "MouseArea");
+#if QT_CONFIG(quick_shadereffect)
     qmlRegisterType<QQuickShaderEffect, 1>(uri, 2, 4, "ShaderEffect");
+#endif
 
 #ifndef QT_NO_OPENGL
     qmlRegisterUncreatableType<QQuickOpenGLInfo>(uri, 2, 4,"OpenGLInfo", QQuickOpenGLInfo::tr("OpenGLInfo is only available via attached properties"));
@@ -317,7 +325,9 @@ static void qt_quickitems_defineModule(const char *uri, int major, int minor)
     qmlRegisterType<QQuickFlow, 6>(uri, 2, 6, "Flow");
     qmlRegisterUncreatableType<QQuickEnterKeyAttached, 6>(uri, 2, 6, "EnterKey",
                                                            QQuickEnterKeyAttached::tr("EnterKey is only available via attached properties"));
+#if QT_CONFIG(quick_shadereffect)
     qmlRegisterType<QQuickShaderEffectSource, 1>(uri, 2, 6, "ShaderEffectSource");
+#endif
 
 #if QT_CONFIG(quick_listview)
     qmlRegisterType<QQuickListView, 7>(uri, 2, 7, "ListView");
@@ -332,7 +342,9 @@ static void qt_quickitems_defineModule(const char *uri, int major, int minor)
     qmlRegisterUncreatableType<QQuickMouseEvent, 7>(uri, 2, 7, nullptr, QQuickMouseEvent::tr("MouseEvent is only available within handlers in MouseArea"));
 
     qmlRegisterUncreatableType<QQuickGraphicsInfo>(uri, 2, 8,"GraphicsInfo", QQuickGraphicsInfo::tr("GraphicsInfo is only available via attached properties"));
+#if QT_CONFIG(quick_shadereffect)
     qmlRegisterType<QQuickBorderImageMesh>("QtQuick", 2, 8, "BorderImageMesh");
+#endif
 }
 
 static void initResources()
diff --git a/src/quick/items/qquickmousearea.cpp b/src/quick/items/qquickmousearea.cpp
index 0118d882af..b377390535 100644
--- a/src/quick/items/qquickmousearea.cpp
+++ b/src/quick/items/qquickmousearea.cpp
@@ -43,6 +43,7 @@
 #include "qquickdrag_p.h"
 
 #include <private/qqmldata_p.h>
+#include <private/qsgadaptationlayer_p.h>
 
 #include <QtGui/private/qguiapplication_p.h>
 #include <QtGui/qevent.h>
diff --git a/src/quick/items/qquickopenglshadereffect_p.h b/src/quick/items/qquickopenglshadereffect_p.h
index ed56a76409..64e79a9343 100644
--- a/src/quick/items/qquickopenglshadereffect_p.h
+++ b/src/quick/items/qquickopenglshadereffect_p.h
@@ -51,6 +51,10 @@
 // We mean it.
 //
 
+#include <private/qtquickglobal_p.h>
+
+QT_REQUIRE_CONFIG(quick_shadereffect);
+
 #include <QtQuick/qquickitem.h>
 
 #include <QtQuick/qsgmaterial.h>
diff --git a/src/quick/items/qquickopenglshadereffectnode_p.h b/src/quick/items/qquickopenglshadereffectnode_p.h
index 5abe3ae3d0..aea28e6612 100644
--- a/src/quick/items/qquickopenglshadereffectnode_p.h
+++ b/src/quick/items/qquickopenglshadereffectnode_p.h
@@ -51,6 +51,10 @@
 // We mean it.
 //
 
+#include <private/qtquickglobal_p.h>
+
+QT_REQUIRE_CONFIG(quick_shadereffect);
+
 #include <QtQuick/qsgnode.h>
 #include <QtQuick/qsgmaterial.h>
 #include <QtQuick/qsgtextureprovider.h>
diff --git a/src/quick/items/qquickpainteditem.cpp b/src/quick/items/qquickpainteditem.cpp
index d21eb93dbf..1ef8de753d 100644
--- a/src/quick/items/qquickpainteditem.cpp
+++ b/src/quick/items/qquickpainteditem.cpp
@@ -43,6 +43,7 @@
 #include <QtQuick/private/qsgdefaultpainternode_p.h>
 #include <QtQuick/private/qsgcontext_p.h>
 #include <private/qsgadaptationlayer_p.h>
+#include <qsgtextureprovider.h>
 
 #include <qmath.h>
 
diff --git a/src/quick/items/qquickrendercontrol.cpp b/src/quick/items/qquickrendercontrol.cpp
index 8b69447002..74aa2da9e0 100644
--- a/src/quick/items/qquickrendercontrol.cpp
+++ b/src/quick/items/qquickrendercontrol.cpp
@@ -47,8 +47,10 @@
 #ifndef QT_NO_OPENGL
 # include <QtGui/QOpenGLContext>
 # include <QtQuick/private/qsgdefaultrendercontext_p.h>
+#if QT_CONFIG(quick_shadereffect)
 # include <QtQuick/private/qquickopenglshadereffectnode_p.h>
 #endif
+#endif
 #include <QtGui/private/qguiapplication_p.h>
 #include <qpa/qplatformintegration.h>
 
@@ -190,7 +192,7 @@ void QQuickRenderControlPrivate::windowDestroyed()
         delete QQuickWindowPrivate::get(window)->animationController;
         QQuickWindowPrivate::get(window)->animationController = 0;
 
-#ifndef QT_NO_OPENGL
+#if QT_CONFIG(quick_shadereffect) && QT_CONFIG(opengl)
         QQuickOpenGLShaderEffectMaterial::cleanupMaterialCache();
 #endif
 
diff --git a/src/quick/items/qquickshadereffect_p.h b/src/quick/items/qquickshadereffect_p.h
index 17b009039a..2b7ff4cf6e 100644
--- a/src/quick/items/qquickshadereffect_p.h
+++ b/src/quick/items/qquickshadereffect_p.h
@@ -51,6 +51,10 @@
 // We mean it.
 //
 
+#include <private/qtquickglobal_p.h>
+
+QT_REQUIRE_CONFIG(quick_shadereffect);
+
 #include <QtQuick/qquickitem.h>
 #include <private/qtquickglobal_p.h>
 
diff --git a/src/quick/items/qquickshadereffectmesh_p.h b/src/quick/items/qquickshadereffectmesh_p.h
index c5f1d19866..cbf33b795f 100644
--- a/src/quick/items/qquickshadereffectmesh_p.h
+++ b/src/quick/items/qquickshadereffectmesh_p.h
@@ -37,6 +37,10 @@
 **
 ****************************************************************************/
 
+#include <private/qtquickglobal_p.h>
+
+QT_REQUIRE_CONFIG(quick_shadereffect);
+
 #include "qqmlparserstatus.h"
 
 #include <QtQuick/qtquickglobal.h>
diff --git a/src/quick/items/qquickshadereffectsource_p.h b/src/quick/items/qquickshadereffectsource_p.h
index ee18bf195a..5e7e354feb 100644
--- a/src/quick/items/qquickshadereffectsource_p.h
+++ b/src/quick/items/qquickshadereffectsource_p.h
@@ -51,6 +51,10 @@
 // We mean it.
 //
 
+#include <QtQuick/private/qtquickglobal_p.h>
+
+QT_REQUIRE_CONFIG(quick_shadereffect);
+
 #include "qquickitem.h"
 #include <QtQuick/qsgtextureprovider.h>
 #include <private/qsgadaptationlayer_p.h>