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| 27 | ****************************************************************************/ | 
| 28 |  | 
| 29 | #include <qtest.h> | 
| 30 |  | 
| 31 | #include <QtQuick/qquickitem.h> | 
| 32 | #include <QtQuick/qquickview.h> | 
| 33 | #include <QtQuick/qsgrendererinterface.h> | 
| 34 | #include <QtGui/qopenglcontext.h> | 
| 35 | #include <QtGui/qopenglfunctions.h> | 
| 36 |  | 
| 37 | #include "../../shared/util.h" | 
| 38 |  | 
| 39 | #include <QtGui/private/qguiapplication_p.h> | 
| 40 | #include <QtGui/qpa/qplatformintegration.h> | 
| 41 |  | 
| 42 | class tst_QQuickItemLayer: public QQmlDataTest | 
| 43 | { | 
| 44 |     Q_OBJECT | 
| 45 | public: | 
| 46 |     tst_QQuickItemLayer(); | 
| 47 |  | 
| 48 |     QImage runTest(const QString &fileName) | 
| 49 |     { | 
| 50 |         QQuickView view; | 
| 51 |         view.setSource(testFileUrl(fileName)); | 
| 52 |  | 
| 53 |         view.showNormal(); | 
| 54 |         return QTest::qWaitForWindowExposed(window: &view) | 
| 55 |             ? view.grabWindow() : QImage(); | 
| 56 |     } | 
| 57 |  | 
| 58 | private slots: | 
| 59 |     void initTestCase() override; | 
| 60 |     void layerEnabled(); | 
| 61 |     void layerSmooth(); | 
| 62 | #if QT_CONFIG(opengl) | 
| 63 |     void layerMipmap(); | 
| 64 |     void layerEffect(); | 
| 65 | #endif | 
| 66 |     void layerVisibility_data(); | 
| 67 |     void layerVisibility(); | 
| 68 |  | 
| 69 |     void layerSourceRect(); | 
| 70 |  | 
| 71 |     void layerZOrder_data(); | 
| 72 |     void layerZOrder(); | 
| 73 |  | 
| 74 |     void layerIsTextureProvider(); | 
| 75 |  | 
| 76 |     void changeZOrder_data(); | 
| 77 |     void changeZOrder(); | 
| 78 |  | 
| 79 |     void toggleLayerAndEffect(); | 
| 80 |     void disableLayer(); | 
| 81 |     void changeSamplerName(); | 
| 82 |     void itemEffect(); | 
| 83 |     void rectangleEffect(); | 
| 84 |  | 
| 85 |     void textureMirroring_data(); | 
| 86 |     void textureMirroring(); | 
| 87 |  | 
| 88 | private: | 
| 89 |     void mirroringCheck(int mirroring, int x, bool shouldMirror, const QImage &fb); | 
| 90 |  | 
| 91 |     bool m_isMesaSoftwareRasterizer = false; | 
| 92 |     int m_mesaVersion = 0; | 
| 93 |     bool m_isOpenGLRenderer = true; | 
| 94 | }; | 
| 95 |  | 
| 96 | tst_QQuickItemLayer::tst_QQuickItemLayer() { } | 
| 97 |  | 
| 98 | void tst_QQuickItemLayer::initTestCase() | 
| 99 | { | 
| 100 |     QQmlDataTest::initTestCase(); | 
| 101 | #if QT_CONFIG(opengl) | 
| 102 |     if (QGuiApplicationPrivate::platformIntegration()->hasCapability(cap: QPlatformIntegration::OpenGL)) { | 
| 103 |         QWindow window; | 
| 104 |         QOpenGLContext context; | 
| 105 |         window.setSurfaceType(QWindow::OpenGLSurface); | 
| 106 |         window.create(); | 
| 107 |         QVERIFY(context.create()); | 
| 108 |         QVERIFY(context.makeCurrent(&window)); | 
| 109 |         const char *vendor = (const char *)context.functions()->glGetString(GL_VENDOR); | 
| 110 |         const char *renderer = (const char *)context.functions()->glGetString(GL_RENDERER); | 
| 111 |         m_isMesaSoftwareRasterizer = strcmp(s1: vendor, s2: "Mesa Project" ) == 0 | 
| 112 |                 && strcmp(s1: renderer, s2: "Software Rasterizer" ) == 0; | 
| 113 |         if (m_isMesaSoftwareRasterizer) { | 
| 114 |             // Expects format: <OpenGL version> Mesa <Mesa version>[-devel] [...] | 
| 115 |             const char *version = (const char *)context.functions()->glGetString(GL_VERSION); | 
| 116 |             QList<QByteArray> list = QByteArray(version).split(sep: ' '); | 
| 117 |             if (list.size() >= 3) { | 
| 118 |                 list = list.at(i: 2).split(sep: '-').at(i: 0).split(sep: '.'); | 
| 119 |                 int major = 0; | 
| 120 |                 int minor = 0; | 
| 121 |                 int patch = 0; | 
| 122 |                 if (list.size() >= 1) | 
| 123 |                     major = list.at(i: 0).toInt(); | 
| 124 |                 if (list.size() >= 2) | 
| 125 |                     minor = list.at(i: 1).toInt(); | 
| 126 |                 if (list.size() >= 3) | 
| 127 |                     patch = list.at(i: 2).toInt(); | 
| 128 |                 m_mesaVersion = QT_VERSION_CHECK(major, minor, patch); | 
| 129 |             } | 
| 130 |         } | 
| 131 |         window.create(); | 
| 132 |     } | 
| 133 | #endif | 
| 134 |     QQuickView view; | 
| 135 |     view.showNormal(); | 
| 136 |     QVERIFY(QTest::qWaitForWindowExposed(&view)); | 
| 137 |     if (view.rendererInterface()->graphicsApi() != QSGRendererInterface::OpenGL) | 
| 138 |         m_isOpenGLRenderer = false; | 
| 139 | } | 
| 140 |  | 
| 141 | // The test draws a red and a blue box next to each other and tests that the | 
| 142 | // output is still red and blue on the left and right and a combination of | 
| 143 | // the two in the middle. | 
| 144 |  | 
| 145 | void tst_QQuickItemLayer::layerSmooth() | 
| 146 | { | 
| 147 |     if (m_isMesaSoftwareRasterizer && m_mesaVersion < QT_VERSION_CHECK(7, 11, 0)) | 
| 148 |         QSKIP("Mesa Software Rasterizer below version 7.11 does not render this test correctly." ); | 
| 149 |  | 
| 150 |     if ((QGuiApplication::platformName() == QLatin1String("offscreen" )) | 
| 151 |         || (QGuiApplication::platformName() == QLatin1String("minimal" ))) | 
| 152 |         QSKIP("Skipping due to grabWindow not functional on offscreen/minimal platforms" ); | 
| 153 |  | 
| 154 |     QImage fb = runTest(fileName: "Smooth.qml" ); | 
| 155 |     QVERIFY(!fb.size().isEmpty()); | 
| 156 |     QCOMPARE(fb.pixel(0, 0), qRgb(0xff, 0, 0)); | 
| 157 |     QCOMPARE(fb.pixel(fb.width() - 1, 0), qRgb(0, 0, 0xff)); | 
| 158 |  | 
| 159 |     uint pixel = fb.pixel(x: fb.width() / 2, y: 0); | 
| 160 |     QVERIFY(qRed(pixel) > 0); | 
| 161 |     QVERIFY(qBlue(pixel) > 0); | 
| 162 | } | 
| 163 |  | 
| 164 |  | 
| 165 |  | 
| 166 | // The test draws a gradient at a small size into a layer and scales the | 
| 167 | // layer. If the layer is enabled there should be very visible bands in | 
| 168 | // the gradient. | 
| 169 |  | 
| 170 | void tst_QQuickItemLayer::layerEnabled() | 
| 171 | { | 
| 172 |     if (m_isMesaSoftwareRasterizer && m_mesaVersion < QT_VERSION_CHECK(7, 11, 0)) | 
| 173 |         QSKIP("Mesa Software Rasterizer below version 7.11 does not render this test correctly." ); | 
| 174 |  | 
| 175 |     if ((QGuiApplication::platformName() == QLatin1String("offscreen" )) | 
| 176 |         || (QGuiApplication::platformName() == QLatin1String("minimal" ))) | 
| 177 |         QSKIP("Skipping due to grabWindow not functional on offscreen/minimal platforms" ); | 
| 178 |  | 
| 179 |     QImage fb = runTest(fileName: "Enabled.qml" ); | 
| 180 |     QVERIFY(!fb.size().isEmpty()); | 
| 181 |     // Verify the banding | 
| 182 |     QCOMPARE(fb.pixel(0, 0), fb.pixel(0, 1)); | 
| 183 |     // Verify the gradient | 
| 184 |     QVERIFY(fb.pixel(0, 0) != fb.pixel(0, fb.height() - 1)); | 
| 185 | } | 
| 186 |  | 
| 187 | #if QT_CONFIG(opengl) | 
| 188 | // The test draws a one pixel wide line and scales it down by more than a a factor 2 | 
| 189 | // If mipmpping works, the pixels should be gray, not white or black | 
| 190 |  | 
| 191 | void tst_QQuickItemLayer::layerMipmap() | 
| 192 | { | 
| 193 |     if (m_isMesaSoftwareRasterizer) | 
| 194 |         QSKIP("Mipmapping does not work with the Mesa Software Rasterizer." ); | 
| 195 |  | 
| 196 |     QImage fb = runTest(fileName: "Mipmap.qml" ); | 
| 197 |     QVERIFY(fb.pixel(0, 0) != 0xff000000); | 
| 198 |     QVERIFY(fb.pixel(0, 0) != 0xffffffff); | 
| 199 | } | 
| 200 |  | 
| 201 |  | 
| 202 |  | 
| 203 | // The test implements an rgb swapping effect sourced from a blue rectangle. The | 
| 204 | // resulting pixel should be red | 
| 205 |  | 
| 206 | void tst_QQuickItemLayer::layerEffect() | 
| 207 | { | 
| 208 |     if (m_isMesaSoftwareRasterizer && m_mesaVersion < QT_VERSION_CHECK(7, 11, 0)) | 
| 209 |         QSKIP("Mesa Software Rasterizer below version 7.11 does not render this test correctly." ); | 
| 210 |  | 
| 211 |     if ((QGuiApplication::platformName() == QLatin1String("offscreen" )) | 
| 212 |         || (QGuiApplication::platformName() == QLatin1String("minimal" ))) | 
| 213 |         QSKIP("Skipping due to grabWindow not functional on offscreen/minimal platforms" ); | 
| 214 |  | 
| 215 |     QImage fb = runTest(fileName: "Effect.qml" ); | 
| 216 |     QVERIFY(!fb.size().isEmpty()); | 
| 217 |     QCOMPARE(fb.pixel(0, 0), qRgb(0xff, 0, 0)); | 
| 218 |     QCOMPARE(fb.pixel(fb.width() - 1, 0), qRgb(0, 0xff, 0)); | 
| 219 | } | 
| 220 | #endif | 
| 221 |  | 
| 222 | // The test draws a rectangle and verifies that there is padding on each side | 
| 223 | // as the source rect spans outside the item. The padding is verified using | 
| 224 | // a shader that pads transparent to blue. Everything else is red. | 
| 225 | void tst_QQuickItemLayer::layerSourceRect() | 
| 226 | { | 
| 227 |     if (m_isMesaSoftwareRasterizer && m_mesaVersion < QT_VERSION_CHECK(7, 11, 0)) | 
| 228 |         QSKIP("Mesa Software Rasterizer below version 7.11 does not render this test correctly." ); | 
| 229 |  | 
| 230 |     if (!m_isOpenGLRenderer) | 
| 231 |         QSKIP("Only OpenGL Renderer supports GLSL ShaderEffects" ); | 
| 232 |  | 
| 233 |     QImage fb = runTest(fileName: "SourceRect.qml" ); | 
| 234 |     QVERIFY(!fb.size().isEmpty()); | 
| 235 |  | 
| 236 |     // Check that the edges are converted to blue | 
| 237 |     QCOMPARE(fb.pixel(0, 0), qRgb(0, 0, 0xff)); | 
| 238 |     QCOMPARE(fb.pixel(fb.width() - 1, 0), qRgb(0, 0, 0xff)); | 
| 239 |     QCOMPARE(fb.pixel(0, fb.height() - 1), qRgb(0, 0, 0xff)); | 
| 240 |     QCOMPARE(fb.pixel(fb.width() - 1, fb.height() - 1), qRgb(0, 0, 0xff)); | 
| 241 |  | 
| 242 |     // The center pixel should be red | 
| 243 |     QCOMPARE(fb.pixel(fb.width() / 2, fb.height() / 2), qRgb(0xff, 0, 0)); | 
| 244 | } | 
| 245 |  | 
| 246 |  | 
| 247 |  | 
| 248 | // Same as the effect test up above, but this time use the item | 
| 249 | // directly in a stand alone ShaderEffect | 
| 250 | void tst_QQuickItemLayer::layerIsTextureProvider() | 
| 251 | { | 
| 252 |     if (m_isMesaSoftwareRasterizer && m_mesaVersion < QT_VERSION_CHECK(7, 11, 0)) | 
| 253 |         QSKIP("Mesa Software Rasterizer below version 7.11 does not render this test correctly." ); | 
| 254 |  | 
| 255 |     if (!m_isOpenGLRenderer) | 
| 256 |         QSKIP("Only OpenGL Renderer supports GLSL ShaderEffects" ); | 
| 257 |  | 
| 258 |     QImage fb = runTest(fileName: "TextureProvider.qml" ); | 
| 259 |     QVERIFY(!fb.size().isEmpty()); | 
| 260 |     QCOMPARE(fb.pixel(0, 0), qRgb(0xff, 0, 0)); | 
| 261 |     QCOMPARE(fb.pixel(fb.width() - 1, 0), qRgb(0, 0xff, 0)); | 
| 262 | } | 
| 263 |  | 
| 264 |  | 
| 265 | void tst_QQuickItemLayer::layerVisibility_data() | 
| 266 | { | 
| 267 |     QTest::addColumn<bool>(name: "visible" ); | 
| 268 |     QTest::addColumn<bool>(name: "effect" ); | 
| 269 |     QTest::addColumn<qreal>(name: "opacity" ); | 
| 270 |  | 
| 271 |     QTest::newRow(dataTag: "!effect, !visible, a=1" ) << false << false << 1.; | 
| 272 |     QTest::newRow(dataTag: "!effect, visible, a=1" ) << false << true << 1.; | 
| 273 |     QTest::newRow(dataTag: "effect, !visible, a=1" ) << true << false << 1.; | 
| 274 |     QTest::newRow(dataTag: "effect, visible, a=1" ) << true << true << 1.; | 
| 275 |  | 
| 276 |     QTest::newRow(dataTag: "!effect, !visible, a=.5" ) << false << false << .5; | 
| 277 |     QTest::newRow(dataTag: "!effect, visible, a=.5" ) << false << true << .5; | 
| 278 |     QTest::newRow(dataTag: "effect, !visible, a=.5" ) << true << false << .5; | 
| 279 |     QTest::newRow(dataTag: "effect, visible, a=.5" ) << true << true << .5; | 
| 280 |  | 
| 281 |     QTest::newRow(dataTag: "!effect, !visible, a=0" ) << false << false << 0.; | 
| 282 |     QTest::newRow(dataTag: "!effect, visible, a=0" ) << false << true << 0.; | 
| 283 |     QTest::newRow(dataTag: "effect, !visible, a=0" ) << true << false << 0.; | 
| 284 |     QTest::newRow(dataTag: "effect, visible, a=0" ) << true << true << 0.; | 
| 285 | } | 
| 286 |  | 
| 287 | void tst_QQuickItemLayer::layerVisibility() | 
| 288 | { | 
| 289 |     if (m_isMesaSoftwareRasterizer && m_mesaVersion < QT_VERSION_CHECK(7, 11, 0)) | 
| 290 |         QSKIP("Mesa Software Rasterizer below version 7.11 does not render this test correctly." ); | 
| 291 |  | 
| 292 |     if (!m_isOpenGLRenderer) | 
| 293 |         QSKIP("Only OpenGL Renderer supports GLSL ShaderEffects" ); | 
| 294 |  | 
| 295 |     QFETCH(bool, visible); | 
| 296 |     QFETCH(bool, effect); | 
| 297 |     QFETCH(qreal, opacity); | 
| 298 |  | 
| 299 |     QQuickView view; | 
| 300 |     view.setSource(testFileUrl(fileName: "Visible.qml" )); | 
| 301 |  | 
| 302 |     QQuickItem *child = view.contentItem()->childItems().at(i: 0); | 
| 303 |     child->setProperty(name: "layerVisible" , value: visible); | 
| 304 |     child->setProperty(name: "layerEffect" , value: effect); | 
| 305 |     child->setProperty(name: "layerOpacity" , value: opacity); | 
| 306 |  | 
| 307 |     view.show(); | 
| 308 |  | 
| 309 |     QVERIFY(QTest::qWaitForWindowExposed(&view)); | 
| 310 |  | 
| 311 |     QImage fb = view.grabWindow(); | 
| 312 |     uint pixel = fb.pixel(x: 0, y: 0); | 
| 313 |  | 
| 314 |     if (!visible || opacity == 0) { | 
| 315 |         QCOMPARE(pixel, qRgb(0xff, 0xff, 0xff)); | 
| 316 |     } else if (effect) { | 
| 317 |         QCOMPARE(qRed(pixel), 0xff); | 
| 318 |         QVERIFY(qGreen(pixel) < 0xff); | 
| 319 |         QVERIFY(qBlue(pixel) < 0xff); | 
| 320 |     } else { // no effect | 
| 321 |         QCOMPARE(qBlue(pixel), 0xff); | 
| 322 |         QVERIFY(qGreen(pixel) < 0xff); | 
| 323 |         QVERIFY(qRed(pixel) < 0xff); | 
| 324 |     } | 
| 325 | } | 
| 326 |  | 
| 327 |  | 
| 328 |  | 
| 329 |  | 
| 330 | void tst_QQuickItemLayer::layerZOrder_data() | 
| 331 | { | 
| 332 |     QTest::addColumn<bool>(name: "effect" ); | 
| 333 |  | 
| 334 |     QTest::newRow(dataTag: "!effect" ) << false; | 
| 335 |     QTest::newRow(dataTag: "effect" ) << true; | 
| 336 | } | 
| 337 |  | 
| 338 | void tst_QQuickItemLayer::layerZOrder() | 
| 339 | { | 
| 340 |     if (m_isMesaSoftwareRasterizer && m_mesaVersion < QT_VERSION_CHECK(7, 11, 0)) | 
| 341 |         QSKIP("Mesa Software Rasterizer below version 7.11 does not render this test correctly." ); | 
| 342 |  | 
| 343 |     if (!m_isOpenGLRenderer) | 
| 344 |         QSKIP("Only OpenGL Renderer supports GLSL ShaderEffects" ); | 
| 345 |  | 
| 346 |     QFETCH(bool, effect); | 
| 347 |  | 
| 348 |     QQuickView view; | 
| 349 |     view.setSource(testFileUrl(fileName: "ZOrder.qml" )); | 
| 350 |  | 
| 351 |     QQuickItem *child = view.contentItem()->childItems().at(i: 0); | 
| 352 |     child->setProperty(name: "layerEffect" , value: effect); | 
| 353 |  | 
| 354 |     view.show(); | 
| 355 |  | 
| 356 |     QVERIFY(QTest::qWaitForWindowExposed(&view)); | 
| 357 |  | 
| 358 |     QImage fb = view.grabWindow(); | 
| 359 |  | 
| 360 |     QCOMPARE(fb.pixel(50, 50), qRgb(0, 0, 0xff)); | 
| 361 |     QCOMPARE(fb.pixel(150, 150), qRgb(0, 0xff, 00)); | 
| 362 |  | 
| 363 | } | 
| 364 |  | 
| 365 | void tst_QQuickItemLayer::changeZOrder_data() | 
| 366 | { | 
| 367 |     QTest::addColumn<bool>(name: "layered" ); | 
| 368 |     QTest::addColumn<bool>(name: "effect" ); | 
| 369 |  | 
| 370 |     QTest::newRow(dataTag: "layered, effect" ) << true << true; | 
| 371 |     QTest::newRow(dataTag: "layered, !effect" ) << true << false; | 
| 372 |     QTest::newRow(dataTag: "!layered" ) << false << false; | 
| 373 | } | 
| 374 |  | 
| 375 | void tst_QQuickItemLayer::changeZOrder() | 
| 376 | { | 
| 377 |     if (m_isMesaSoftwareRasterizer && m_mesaVersion < QT_VERSION_CHECK(7, 11, 0)) | 
| 378 |         QSKIP("Mesa Software Rasterizer below version 7.11 does not render this test correctly." ); | 
| 379 |  | 
| 380 |     if (!m_isOpenGLRenderer) | 
| 381 |         QSKIP("Only OpenGL Renderer supports GLSL ShaderEffects" ); | 
| 382 |  | 
| 383 |     QFETCH(bool, layered); | 
| 384 |     QFETCH(bool, effect); | 
| 385 |  | 
| 386 |     QQuickView view; | 
| 387 |     view.setSource(testFileUrl(fileName: "ZOrderChange.qml" )); | 
| 388 |  | 
| 389 |     QQuickItem *child = view.contentItem()->childItems().at(i: 0); | 
| 390 |     child->setProperty(name: "layerEnabled" , value: layered); | 
| 391 |     child->setProperty(name: "layerEffect" , value: effect); | 
| 392 |     child->setProperty(name: "layerZ" , value: 1); | 
| 393 |  | 
| 394 |     view.show(); | 
| 395 |  | 
| 396 |     QVERIFY(QTest::qWaitForWindowExposed(&view)); | 
| 397 |  | 
| 398 |     QImage fb = view.grabWindow(); | 
| 399 |  | 
| 400 |     QRgb topLeft = fb.pixel(x: 50, y: 50); | 
| 401 |     QRgb topRight = fb.pixel(x: 150, y: 50); | 
| 402 |     QRgb bottomLeft = fb.pixel(x: 50, y: 150); | 
| 403 |     QRgb bottomRight = fb.pixel(x: 150, y: 150); | 
| 404 |  | 
| 405 |     QCOMPARE(bottomLeft, qRgb(0, 0, 0xff)); | 
| 406 |  | 
| 407 |     if (layered) { | 
| 408 |         QCOMPARE(topLeft, qRgb(0, 0xff, 0xff)); | 
| 409 |     } else { | 
| 410 |         QCOMPARE(qGreen(topLeft), 0xff); | 
| 411 |         QVERIFY(qAbs(qRed(topLeft) - 0x3f) < 4); | 
| 412 |         QVERIFY(qAbs(qBlue(topLeft) - 0xbf) < 4); | 
| 413 |     } | 
| 414 |  | 
| 415 |     if (layered && effect) { | 
| 416 |         QCOMPARE(qRed(topRight), 0xff); | 
| 417 |         QCOMPARE(qGreen(topRight), 0x00); | 
| 418 |         QVERIFY(qAbs(qBlue(topRight) - 0x7f) < 4); | 
| 419 |  | 
| 420 |         QVERIFY(qAbs(qRed(bottomRight) - 0x7f) < 4); | 
| 421 |         QCOMPARE(qBlue(bottomRight), 0xff); | 
| 422 |         QVERIFY(qAbs(qGreen(bottomRight) - 0x7f) < 4); | 
| 423 |     } else { | 
| 424 |         QCOMPARE(qRed(topRight), 0xff); | 
| 425 |         QCOMPARE(qBlue(topRight), 0x00); | 
| 426 |         QVERIFY(qAbs(qGreen(topRight) - 0x7f) < 4); | 
| 427 |  | 
| 428 |         QVERIFY(qAbs(qRed(bottomRight) - 0x7f) < 4); | 
| 429 |         QCOMPARE(qGreen(bottomRight), 0xff); | 
| 430 |         QVERIFY(qAbs(qBlue(bottomRight) - 0x7f) < 4); | 
| 431 |     } | 
| 432 | } | 
| 433 |  | 
| 434 | void tst_QQuickItemLayer::toggleLayerAndEffect() | 
| 435 | { | 
| 436 |     // This test passes if it doesn't crash. | 
| 437 |     runTest(fileName: "ToggleLayerAndEffect.qml" ); | 
| 438 | } | 
| 439 |  | 
| 440 | void tst_QQuickItemLayer::disableLayer() | 
| 441 | { | 
| 442 |     // This test passes if it doesn't crash. | 
| 443 |     runTest(fileName: "DisableLayer.qml" ); | 
| 444 | } | 
| 445 |  | 
| 446 | void tst_QQuickItemLayer::changeSamplerName() | 
| 447 | { | 
| 448 |     if (m_isMesaSoftwareRasterizer && m_mesaVersion < QT_VERSION_CHECK(7, 11, 0)) | 
| 449 |         QSKIP("Mesa Software Rasterizer below version 7.11 does not render this test correctly." ); | 
| 450 |  | 
| 451 |     if (!m_isOpenGLRenderer) | 
| 452 |         QSKIP("Only OpenGL Renderer supports GLSL ShaderEffects" ); | 
| 453 |  | 
| 454 |     QImage fb = runTest(fileName: "SamplerNameChange.qml" ); | 
| 455 |     QVERIFY(!fb.size().isEmpty()); | 
| 456 |     QCOMPARE(fb.pixel(0, 0), qRgb(0, 0, 0xff)); | 
| 457 | } | 
| 458 |  | 
| 459 | void tst_QQuickItemLayer::itemEffect() | 
| 460 | { | 
| 461 |     if (m_isMesaSoftwareRasterizer && m_mesaVersion < QT_VERSION_CHECK(7, 11, 0)) | 
| 462 |         QSKIP("Mesa Software Rasterizer below version 7.11 does not render this test correctly." ); | 
| 463 |     if (!m_isOpenGLRenderer) | 
| 464 |         QSKIP("Only OpenGL Renderer supports GLSL ShaderEffects" ); | 
| 465 |  | 
| 466 |     QImage fb = runTest(fileName: "ItemEffect.qml" ); | 
| 467 |     QVERIFY(!fb.size().isEmpty()); | 
| 468 |     QCOMPARE(fb.pixel(0, 0), qRgb(0xff, 0, 0)); | 
| 469 |     QCOMPARE(fb.pixel(199, 0), qRgb(0xff, 0, 0)); | 
| 470 |     QCOMPARE(fb.pixel(0, 199), qRgb(0, 0, 0xff)); | 
| 471 |     QCOMPARE(fb.pixel(199, 199), qRgb(0, 0, 0xff)); | 
| 472 | } | 
| 473 |  | 
| 474 | void tst_QQuickItemLayer::rectangleEffect() | 
| 475 | { | 
| 476 |     if ((QGuiApplication::platformName() == QLatin1String("offscreen" )) | 
| 477 |         || (QGuiApplication::platformName() == QLatin1String("minimal" ))) | 
| 478 |         QSKIP("Skipping due to grabWindow not functional on offscreen/minimal platforms" ); | 
| 479 |  | 
| 480 |     QImage fb = runTest(fileName: "RectangleEffect.qml" ); | 
| 481 |     QVERIFY(!fb.size().isEmpty()); | 
| 482 |     QCOMPARE(fb.pixel(0, 0), qRgb(0, 0xff, 0)); | 
| 483 |     QCOMPARE(fb.pixel(199, 0), qRgb(0, 0xff, 0)); | 
| 484 |     QCOMPARE(fb.pixel(0, 199), qRgb(0, 0xff, 0)); | 
| 485 |     QCOMPARE(fb.pixel(199, 199), qRgb(0, 0xff, 0)); | 
| 486 |  | 
| 487 |     QCOMPARE(fb.pixel(100, 0), qRgb(0, 0, 0xff)); | 
| 488 |     QCOMPARE(fb.pixel(199, 100), qRgb(0, 0, 0xff)); | 
| 489 |     QCOMPARE(fb.pixel(100, 199), qRgb(0, 0, 0xff)); | 
| 490 |     QCOMPARE(fb.pixel(0, 100), qRgb(0, 0, 0xff)); | 
| 491 | } | 
| 492 |  | 
| 493 | void tst_QQuickItemLayer::textureMirroring_data() | 
| 494 | { | 
| 495 |     QTest::addColumn<int>(name: "mirroring" ); | 
| 496 |  | 
| 497 |     QTest::newRow(dataTag: "no mirroring" ) << 0; | 
| 498 |     QTest::newRow(dataTag: "horizontal" ) << 1; | 
| 499 |     QTest::newRow(dataTag: "vertical" ) << 2; | 
| 500 |     QTest::newRow(dataTag: "horizontal | vertical" ) << 3; | 
| 501 | } | 
| 502 |  | 
| 503 | void tst_QQuickItemLayer::textureMirroring() | 
| 504 | { | 
| 505 |     QFETCH(int, mirroring); | 
| 506 |  | 
| 507 |     if (!m_isOpenGLRenderer) | 
| 508 |         QSKIP("Only OpenGL Renderer supports GLSL ShaderEffects" ); | 
| 509 |  | 
| 510 |     QQuickView view; | 
| 511 |     view.setSource(testFileUrl(fileName: "TextureMirroring.qml" )); | 
| 512 |  | 
| 513 |     QQuickItem *child = view.contentItem()->childItems().at(i: 0); | 
| 514 |     child->setProperty(name: "mirroring" , value: mirroring); | 
| 515 |  | 
| 516 |     view.show(); | 
| 517 |  | 
| 518 |     QVERIFY(QTest::qWaitForWindowExposed(&view)); | 
| 519 |  | 
| 520 |     QImage fb = view.grabWindow(); | 
| 521 |  | 
| 522 |     // Mirroring should have no visual effect on layered item without shader effect | 
| 523 |     mirroringCheck(mirroring, x: 0, shouldMirror: false, fb); | 
| 524 |  | 
| 525 |     // Mirroring should have visual effect on layered item with shader effect | 
| 526 |     mirroringCheck(mirroring, x: 50, shouldMirror: true, fb); | 
| 527 |  | 
| 528 |     // Mirroring should have no visual effect on source item for ShaderEffectSource | 
| 529 |     mirroringCheck(mirroring, x: 100, shouldMirror: false, fb); | 
| 530 |  | 
| 531 |     // Mirroring should have no visual effect on ShaderEffectSource item | 
| 532 |     mirroringCheck(mirroring, x: 150, shouldMirror: false, fb); | 
| 533 |  | 
| 534 |     // Mirroring should have visual effect on ShaderEffect item itself | 
| 535 |     mirroringCheck(mirroring, x: 200, shouldMirror: true, fb); | 
| 536 | } | 
| 537 |  | 
| 538 | void tst_QQuickItemLayer::mirroringCheck(int mirroring, int x, bool shouldMirror, const QImage &fb) | 
| 539 | { | 
| 540 |     int offset = 10; | 
| 541 |     int spacing = 25; | 
| 542 |  | 
| 543 |     if (shouldMirror) { | 
| 544 |         switch (mirroring) { | 
| 545 |         case 0: { // No mirroring -> Visually Y gets swapped, X is default | 
| 546 |             QCOMPARE(fb.pixel(x + offset, offset), qRgb(0, 0xff, 0)); | 
| 547 |             QCOMPARE(fb.pixel(x + offset + spacing, offset), qRgb(0, 0, 0xff)); | 
| 548 |             QCOMPARE(fb.pixel(x + offset, offset + spacing), qRgb(0, 0, 0)); | 
| 549 |             QCOMPARE(fb.pixel(x + offset + spacing, offset + spacing), qRgb(0xff, 0, 0)); | 
| 550 |             break; | 
| 551 |         } | 
| 552 |         case 1: { // Horizontal mirroring -> Visually both X and Y get swapped, as neither is default | 
| 553 |             QCOMPARE(fb.pixel(x + offset, offset), qRgb(0, 0, 0xff)); | 
| 554 |             QCOMPARE(fb.pixel(x + offset + spacing, offset), qRgb(0, 0xff, 0)); | 
| 555 |             QCOMPARE(fb.pixel(x + offset, offset + spacing), qRgb(0xff, 0, 0)); | 
| 556 |             QCOMPARE(fb.pixel(x + offset + spacing, offset + spacing), qRgb(0, 0, 0)); | 
| 557 |             break; | 
| 558 |         } | 
| 559 |         case 2: { // Vertical mirroring -> The default case, nothing gets swapped | 
| 560 |             QCOMPARE(fb.pixel(x + offset, offset), qRgb(0, 0, 0)); | 
| 561 |             QCOMPARE(fb.pixel(x + offset + spacing, offset), qRgb(0xff, 0, 0)); | 
| 562 |             QCOMPARE(fb.pixel(x + offset, offset + spacing), qRgb(0, 0xff, 0)); | 
| 563 |             QCOMPARE(fb.pixel(x + offset + spacing, offset + spacing), qRgb(0, 0, 0xff)); | 
| 564 |             break; | 
| 565 |         } | 
| 566 |         case 3: { // Both axes mirrored -> Visually X gets swapped, Y is default | 
| 567 |             QCOMPARE(fb.pixel(x + offset, offset), qRgb(0xff, 0, 0)); | 
| 568 |             QCOMPARE(fb.pixel(x + offset + spacing, offset), qRgb(0, 0, 0)); | 
| 569 |             QCOMPARE(fb.pixel(x + offset, offset + spacing), qRgb(0, 0, 0xff)); | 
| 570 |             QCOMPARE(fb.pixel(x + offset + spacing, offset + spacing), qRgb(0, 0xff, 0)); | 
| 571 |             break; | 
| 572 |         } | 
| 573 |         default: | 
| 574 |             qWarning() << "Invalid case!" ; | 
| 575 |             break; | 
| 576 |         } | 
| 577 |     } else { | 
| 578 |         QCOMPARE(fb.pixel(x + offset, offset), qRgb(0, 0, 0)); | 
| 579 |         QCOMPARE(fb.pixel(x + offset + spacing, offset), qRgb(0xff, 0, 0)); | 
| 580 |         QCOMPARE(fb.pixel(x + offset, offset + spacing), qRgb(0, 0xff, 0)); | 
| 581 |         QCOMPARE(fb.pixel(x + offset + spacing, offset + spacing), qRgb(0, 0, 0xff)); | 
| 582 |     } | 
| 583 | } | 
| 584 |  | 
| 585 | QTEST_MAIN(tst_QQuickItemLayer) | 
| 586 |  | 
| 587 | #include "tst_qquickitemlayer.moc" | 
| 588 |  |