[Libreoffice-commits] core.git: Branch 'feature/cpu_intrinsics_support' - vcl/CppunitTest_vcl_bitmap_test.mk vcl/qa

[Tomaž Vajngerl]

 vcl/CppunitTest_vcl_bitmap_test.mk   |    2 
 vcl/qa/cppunit/ScanlineToolsTest.cxx |  120 +++++++++++++++++++++++++++++++++++
 2 files changed, 122 insertions(+)

New commits:
commit 1936505690b7e14d4fb2a3dbcc92c497bf203bbb
Author: Tomaž Vajngerl <tomaz.vajngerl at collabora.co.uk>
Date:   Mon Jul 24 20:30:55 2017 +0200

    test for color component swap from ScanlineTools
    
    Change-Id: I39804a1ab36f4f62ba78f3e7486a83e42e20811d

diff --git a/vcl/CppunitTest_vcl_bitmap_test.mk b/vcl/CppunitTest_vcl_bitmap_test.mk
index d01684480b03..a7bae0bd593f 100644
--- a/vcl/CppunitTest_vcl_bitmap_test.mk
+++ b/vcl/CppunitTest_vcl_bitmap_test.mk
@@ -11,12 +11,14 @@ $(eval $(call gb_CppunitTest_CppunitTest,vcl_bitmap_test))
 
 $(eval $(call gb_CppunitTest_add_exception_objects,vcl_bitmap_test, \
     vcl/qa/cppunit/BitmapTest \
+    vcl/qa/cppunit/ScanlineToolsTest \
 ))
 
 $(eval $(call gb_CppunitTest_use_externals,vcl_bitmap_test,\
 	boost_headers \
 	glm_headers \
 ))
+
 ifeq ($(ENABLE_HEADLESS),)
 $(eval $(call gb_CppunitTest_use_externals,vcl_bitmap_test,\
      epoxy \
diff --git a/vcl/qa/cppunit/ScanlineToolsTest.cxx b/vcl/qa/cppunit/ScanlineToolsTest.cxx
new file mode 100644
index 000000000000..cfc93ecec3ae
--- /dev/null
+++ b/vcl/qa/cppunit/ScanlineToolsTest.cxx
@@ -0,0 +1,120 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <cppunit/TestAssert.h>
+#include <cppunit/TestFixture.h>
+#include <cppunit/extensions/HelperMacros.h>
+#include <cppunit/plugin/TestPlugIn.h>
+
+#include <tools/cpuid.hxx>
+
+#include "ScanlineTools.hxx"
+
+namespace
+{
+
+class ScanlineToolsTest : public CppUnit::TestFixture
+{
+    void testConvertScanlineRGBAtoBGRA();
+
+    CPPUNIT_TEST_SUITE(ScanlineToolsTest);
+    CPPUNIT_TEST(testConvertScanlineRGBAtoBGRA);
+    CPPUNIT_TEST_SUITE_END();
+};
+
+void ScanlineToolsTest::testConvertScanlineRGBAtoBGRA()
+{
+    sal_uInt8 R = 50;
+    sal_uInt8 G = 100;
+    sal_uInt8 B = 150;
+    sal_uInt8 A = 200;
+
+    sal_uInt8 aPixelSource[]   = { R, G, B, A };
+    sal_uInt8 aPixelExpected[] = { B, G, R, A };
+
+    size_t aSize = (256 + 2) * 4;
+
+    std::vector<sal_uInt8> aSource(aSize);
+    std::vector<sal_uInt8> aExpected(aSize);
+
+    for (size_t i = 0; i < aSource.size(); ++i)
+    {
+        aSource[i]   = (aPixelSource[i % 4] + (i / 4));
+        aExpected[i] = (aPixelExpected[i % 4] + (i / 4));
+    }
+
+    {
+        std::vector<sal_uInt8> aDestination(aSize);
+
+        bool bResult = vcl::scanline::swapABCDtoCBAD(aSource.data(), aDestination.data(), aSource.size());
+        CPPUNIT_ASSERT(bResult);
+
+        for (size_t i = 0; i < aSource.size(); i += 4)
+        {
+            CPPUNIT_ASSERT_EQUAL(int(aExpected[i + 0]), int(aDestination[i + 0]));
+            CPPUNIT_ASSERT_EQUAL(int(aExpected[i + 1]), int(aDestination[i + 1]));
+            CPPUNIT_ASSERT_EQUAL(int(aExpected[i + 2]), int(aDestination[i + 2]));
+            CPPUNIT_ASSERT_EQUAL(int(aExpected[i + 3]), int(aDestination[i + 3]));
+        }
+    }
+
+    if (cpuid::hasSSE2())
+    {
+        std::vector<sal_uInt8> aDestination(aSize);
+
+        bool bResult = vcl::scanline::swapABCDtoCBAD_SSE2(aSource.data(), aDestination.data(), aSource.size());
+        CPPUNIT_ASSERT(bResult);
+
+        for (size_t i = 0; i < aSource.size(); i += 4)
+        {
+            CPPUNIT_ASSERT_EQUAL(int(aExpected[i + 0]), int(aDestination[i + 0]));
+            CPPUNIT_ASSERT_EQUAL(int(aExpected[i + 1]), int(aDestination[i + 1]));
+            CPPUNIT_ASSERT_EQUAL(int(aExpected[i + 2]), int(aDestination[i + 2]));
+            CPPUNIT_ASSERT_EQUAL(int(aExpected[i + 3]), int(aDestination[i + 3]));
+        }
+    }
+
+    if (cpuid::hasSSSE3())
+    {
+        std::vector<sal_uInt8> aDestination(aSize);
+
+        bool bResult = vcl::scanline::swapABCDtoCBAD_SSSE3(aSource.data(), aDestination.data(), aSource.size());
+        CPPUNIT_ASSERT(bResult);
+
+        for (size_t i = 0; i < aSource.size(); i += 4)
+        {
+            CPPUNIT_ASSERT_EQUAL(int(aExpected[i + 0]), int(aDestination[i + 0]));
+            CPPUNIT_ASSERT_EQUAL(int(aExpected[i + 1]), int(aDestination[i + 1]));
+            CPPUNIT_ASSERT_EQUAL(int(aExpected[i + 2]), int(aDestination[i + 2]));
+            CPPUNIT_ASSERT_EQUAL(int(aExpected[i + 3]), int(aDestination[i + 3]));
+        }
+    }
+
+    if (cpuid::hasAVX2())
+    {
+        std::vector<sal_uInt8> aDestination(aSize);
+
+        bool bResult = vcl::scanline::swapABCDtoCBAD_AVX2(aSource.data(), aDestination.data(), aSource.size());
+        CPPUNIT_ASSERT(bResult);
+
+        for (size_t i = 0; i < aSource.size(); i += 4)
+        {
+            CPPUNIT_ASSERT_EQUAL(int(aExpected[i + 0]), int(aDestination[i + 0]));
+            CPPUNIT_ASSERT_EQUAL(int(aExpected[i + 1]), int(aDestination[i + 1]));
+            CPPUNIT_ASSERT_EQUAL(int(aExpected[i + 2]), int(aDestination[i + 2]));
+            CPPUNIT_ASSERT_EQUAL(int(aExpected[i + 3]), int(aDestination[i + 3]));
+        }
+    }
+}
+
+} // end anonymous namespace
+
+CPPUNIT_TEST_SUITE_REGISTRATION(ScanlineToolsTest);
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */