benchmark: Drawing wavelines

This test includes checking the duration of drawing
waveline in the graphics backend.

Change-Id: Ia4b08f459a7d512fa60f49e83451e3d5d699ecd5

3 files changed, 42 insertions, 5 deletions

diff --git a/vcl/backendtest/benchmark/BenchmarkApp.cxx b/vcl/backendtest/benchmark/BenchmarkApp.cxx
index b680bed11567..a0fe63649398 100644
--- a/vcl/backendtest/benchmark/BenchmarkApp.cxx
+++ b/vcl/backendtest/benchmark/BenchmarkApp.cxx
@@ -71,7 +71,7 @@ namespace
 class BenchMarkWindow : public WorkWindow
 {
 private:
-    static constexpr unsigned char gnNumberOfTests = 1;
+    static constexpr unsigned char gnNumberOfTests = 2;
     unsigned char mnTest;
     ScopedVclPtr<VirtualDevice> mpVDev;
 
@@ -85,8 +85,6 @@ public:
 
     virtual ~BenchMarkWindow() override { disposeOnce(); }
 
-    DECL_LINK(updateHdl, Timer*, void);
-
     virtual void KeyInput(const KeyEvent& rKEvt) override
     {
         sal_uInt16 nCode = rKEvt.GetKeyCode().GetCode();
@@ -129,7 +127,7 @@ public:
         return aRegions;
     }
 
-    static void testMultiplePolygonsWithPolyPolygon(vcl::RenderContext& rRenderContext, int nWidth,
+    static void drawMultiplePolygonsWithPolyPolygon(vcl::RenderContext& rRenderContext, int nWidth,
                                                     int nHeight)
     {
         tools::Rectangle aRectangle;
@@ -144,6 +142,19 @@ public:
         updateResults(rRenderContext, aOutDevTest.getElapsedTime());
     }
 
+    static void drawWavelines(vcl::RenderContext& rRenderContext, int nWidth, int nHeight)
+    {
+        tools::Rectangle aRectangle;
+        size_t index = 0;
+
+        std::vector<tools::Rectangle> aRegions = setupRegions(1, 1, nWidth, nHeight);
+        aRectangle = aRegions[index++];
+        Benchmark aOutDevTest;
+        Bitmap aBitmap = aOutDevTest.setupWavelines();
+        drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        updateResults(rRenderContext, aOutDevTest.getElapsedTime());
+    }
+
     virtual void Paint(vcl::RenderContext& rRenderContext,
                        const tools::Rectangle& /*rRect*/) override
     {
@@ -156,7 +167,11 @@ public:
 
         if (mnTest % gnNumberOfTests == 0)
         {
-            testMultiplePolygonsWithPolyPolygon(rRenderContext, nWidth, nHeight);
+            drawMultiplePolygonsWithPolyPolygon(rRenderContext, nWidth, nHeight);
+        }
+        else if (mnTest % gnNumberOfTests == 1)
+        {
+            drawWavelines(rRenderContext, nWidth, nHeight);
         }
     }
 };
diff --git a/vcl/backendtest/benchmark/outputdevice/Benchmarks.cxx b/vcl/backendtest/benchmark/outputdevice/Benchmarks.cxx
index 025414952b19..5ca7ad95419c 100644
--- a/vcl/backendtest/benchmark/outputdevice/Benchmarks.cxx
+++ b/vcl/backendtest/benchmark/outputdevice/Benchmarks.cxx
@@ -9,6 +9,7 @@
  */
 
 #include <test/Benchmarks.hxx>
+#include <basegfx/polygon/WaveLine.hxx>
 
 const Color Benchmark::constBackgroundColor(COL_LIGHTGRAY);
 const Color Benchmark::constLineColor(COL_LIGHTBLUE);
@@ -29,6 +30,26 @@ sal_Int64 Benchmark::getElapsedTime()
     return std::chrono::duration_cast<std::chrono::milliseconds>(m_xEnd - m_xStart).count();
 }
 
+Bitmap Benchmark::setupWavelines()
+{
+    initialSetup(4096, 4096, constBackgroundColor);
+
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    m_xStart = std::chrono::steady_clock::now();
+    for (int i = 1; i <= 4094; i += 2)
+    {
+        const basegfx::B2DRectangle aWaveLineRectangle(1, i, 4096, i + 2);
+        const basegfx::B2DPolygon aWaveLinePolygon
+            = basegfx::createWaveLinePolygon(aWaveLineRectangle);
+        mpVirtualDevice->DrawPolyLine(aWaveLinePolygon);
+    }
+    Bitmap aBitmap = mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+    m_xEnd = std::chrono::steady_clock::now();
+    return aBitmap;
+}
+
 Bitmap Benchmark::setupMultiplePolygonsWithPolyPolygon()
 {
     initialSetup(4096, 4096, constBackgroundColor);
diff --git a/vcl/inc/test/Benchmarks.hxx b/vcl/inc/test/Benchmarks.hxx
index 088b38093ed5..6e50c0a5d595 100644
--- a/vcl/inc/test/Benchmarks.hxx
+++ b/vcl/inc/test/Benchmarks.hxx
@@ -29,5 +29,6 @@ class VCL_DLLPUBLIC Benchmark
 
 public:
     sal_Int64 getElapsedTime();
+    Bitmap setupWavelines();
     Bitmap setupMultiplePolygonsWithPolyPolygon();
 };