1 files changed, 131 insertions, 0 deletions
diff --git a/tests/auto/runtime/base/Qt3DSRenderTestClear.cpp b/tests/auto/runtime/base/Qt3DSRenderTestClear.cpp
new file mode 100644
index 0000000..3e80d40
--- /dev/null
+++ b/tests/auto/runtime/base/Qt3DSRenderTestClear.cpp
@@ -0,0 +1,131 @@
+/****************************************************************************
+**
+** Copyright (C) 2008-2012 NVIDIA Corporation.
+** Copyright (C) 2017 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt 3D Studio.
+**
+** $QT_BEGIN_LICENSE:GPL-EXCEPT$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "Qt3DSRenderTestClear.h"
+#include "foundation/Qt3DSVec4.h"
+
+using namespace qt3ds;
+using namespace qt3ds::render;
+
+NVRenderTestClear::NVRenderTestClear()
+{
+}
+
+NVRenderTestClear::~NVRenderTestClear()
+{
+}
+
+bool NVRenderTestClear::isSupported(NVRenderContext *context)
+{
+    return true;
+}
+
+////////////////////////////////
+// test for functionality
+////////////////////////////////
+
+static bool checkColor(int width, int height, unsigned char *pixels, const QT3DSVec3 &color)
+{
+    unsigned char *pSrc = pixels;
+
+    for (int h = 0; h < height; h++) {
+        for (int w = 0; w < width; w++) {
+            if (pSrc[0] != (unsigned char)color.x || pSrc[1] != (unsigned char)color.y
+                || pSrc[2] != (unsigned char)color.z) {
+                return false;
+            }
+
+            pSrc += 3;
+        }
+    }
+
+    return true;
+}
+
+bool NVRenderTestClear::run(NVRenderContext *context, userContextData *pUserData)
+{
+    bool success = true;
+
+    success &= testColorClear(context, pUserData);
+
+    // if successful draw green otherwise a red
+    if (success) {
+        // set clear color to green
+        context->SetClearColor(QT3DSVec4(0.0f, 1.0f, .0f, 1.f));
+        context->Clear(NVRenderClearFlags(NVRenderClearValues::Color));
+    } else {
+        // set clear color to green
+        context->SetClearColor(QT3DSVec4(1.0f, .0f, .0f, 1.f));
+        context->Clear(NVRenderClearFlags(NVRenderClearValues::Color));
+    }
+
+    return success;
+}
+
+bool NVRenderTestClear::testColorClear(NVRenderContext *context, userContextData *pUserData)
+{
+    // allocate buffer for readback
+    NVAllocatorCallback &alloc(context->GetFoundation().getAllocator());
+    QT3DSU32 size = pUserData->winHeight * pUserData->winHeight * 3 * sizeof(QT3DSU8);
+    QT3DSU8 *pixels = (QT3DSU8 *)alloc.allocate(size, "testColorClear color clear", __FILE__, __LINE__);
+
+    if (!pixels)
+        return false;
+
+    // set clear color to yellow
+    context->SetClearColor(QT3DSVec4(1.0f, 1.0f, .0f, 0.f));
+    context->Clear(NVRenderClearFlags(NVRenderClearValues::Color));
+
+    // read back pixels
+    context->ReadPixels(NVRenderRect(0, 0, pUserData->winHeight, pUserData->winHeight),
+                        NVRenderReadPixelFormats::RGB8, NVDataRef<QT3DSU8>(pixels, size));
+    // check color
+    bool passed =
+        checkColor(pUserData->winHeight, pUserData->winHeight, pixels, QT3DSVec3(255.0f, 255.0f, .0f));
+
+    alloc.deallocate(pixels);
+
+    return passed;
+}
+
+////////////////////////////////
+// performance test
+////////////////////////////////
+bool NVRenderTestClear::runPerformance(NVRenderContext *context, userContextData *pUserData)
+{
+    return true;
+}
+
+////////////////////////////////
+// test cleanup
+////////////////////////////////
+void NVRenderTestClear::cleanup(NVRenderContext *context, userContextData *pUserData)
+{
+    context->SetClearColor(QT3DSVec4(0.0f, .0f, .0f, 0.f));
+}