diff options
4 files changed, 152 insertions, 1 deletions
diff --git a/src/quick/items/qquickshadereffect.cpp b/src/quick/items/qquickshadereffect.cpp index 94fa7e92e3..690433af4b 100644 --- a/src/quick/items/qquickshadereffect.cpp +++ b/src/quick/items/qquickshadereffect.cpp @@ -1054,7 +1054,7 @@ QSGNode *QQuickShaderEffect::updatePaintNode(QSGNode *oldNode, UpdatePaintNodeDa bool geometryUsesTextureSubRect = false; if (m_supportsAtlasTextures && material->textureProviders.size() == 1) { QSGTextureProvider *provider = material->textureProviders.at(0); - if (provider->texture()) { + if (provider && provider->texture()) { srcRect = provider->texture()->normalizedTextureSubRect(); geometryUsesTextureSubRect = true; } diff --git a/tests/auto/quick/qquickshadereffect/data/MyIcon.qml b/tests/auto/quick/qquickshadereffect/data/MyIcon.qml new file mode 100644 index 0000000000..b83da321f2 --- /dev/null +++ b/tests/auto/quick/qquickshadereffect/data/MyIcon.qml @@ -0,0 +1,76 @@ +/**************************************************************************** +** +** Copyright (C) 2016 Canonical Limited and/or its subsidiary(-ies). +** Contact: http://www.qt.io/licensing/ +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of The Qt Company Ltd nor the names of its +** contributors may be used to endorse or promote products derived +** from this software without specific prior written permission. +** +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +import QtQuick 2.4 + +Item { + id: root + + property alias source: image.source + property bool shaderActive: false + + implicitWidth: image.width + + Image { + id: image + objectName: "image" + anchors { top: parent.top; bottom: parent.bottom } + sourceSize.height: height + + visible: !shaderActive + } + + ShaderEffect { + id: colorizedImage + + anchors.fill: parent + visible: shaderActive && image.status == Image.Ready + supportsAtlasTextures: true + + property Image source: visible ? image : null + + fragmentShader: " + varying highp vec2 qt_TexCoord0; + uniform sampler2D source; + void main() { + gl_FragColor = vec4(1.0, 0.0, 0.0, 1.0); + }" + } +} diff --git a/tests/auto/quick/qquickshadereffect/data/twoImagesOneShaderEffect.qml b/tests/auto/quick/qquickshadereffect/data/twoImagesOneShaderEffect.qml new file mode 100644 index 0000000000..d1292f74b8 --- /dev/null +++ b/tests/auto/quick/qquickshadereffect/data/twoImagesOneShaderEffect.qml @@ -0,0 +1,61 @@ +/**************************************************************************** +** +** Copyright (C) 2016 Canonical Limited and/or its subsidiary(-ies). +** Contact: http://www.qt.io/licensing/ +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of The Qt Company Ltd nor the names of its +** contributors may be used to endorse or promote products derived +** from this software without specific prior written permission. +** +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +import QtQuick 2.4 + +Item { + width: 400 + height: 700 + + MyIcon { + id: icon + + height: 24 + source: "star.png" + shaderActive: true + } + + MyIcon { + anchors.top: icon.bottom + + height: 24 + source: "star.png" + } +} diff --git a/tests/auto/quick/qquickshadereffect/tst_qquickshadereffect.cpp b/tests/auto/quick/qquickshadereffect/tst_qquickshadereffect.cpp index c95fef9ef5..2f1d7679c8 100644 --- a/tests/auto/quick/qquickshadereffect/tst_qquickshadereffect.cpp +++ b/tests/auto/quick/qquickshadereffect/tst_qquickshadereffect.cpp @@ -81,6 +81,7 @@ private slots: void deleteSourceItem(); void deleteShaderEffectSource(); + void twoImagesOneShaderEffect(); private: enum PresenceFlags { @@ -307,6 +308,19 @@ void tst_qquickshadereffect::deleteShaderEffectSource() delete view; } +void tst_qquickshadereffect::twoImagesOneShaderEffect() +{ + // purely to ensure that deleting the sourceItem of a shader doesn't cause a crash + QQuickView *view = new QQuickView(0); + view->setSource(QUrl::fromLocalFile(testFile("twoImagesOneShaderEffect.qml"))); + view->show(); + QVERIFY(QTest::qWaitForWindowExposed(view)); + QVERIFY(view); + QObject *obj = view->rootObject(); + QVERIFY(obj); + delete view; +} + QTEST_MAIN(tst_qquickshadereffect) #include "tst_qquickshadereffect.moc" |