DebugTools: doc++, minor cleanup.

src/Magnum/DebugTools/CompareImage.cpp

@@ -186,7 +186,8 @@ void printDeltaImage(Debug& out, Containers::ArrayView<const Float> deltas, cons
         out << "          |";
 
         for(std::int_fast32_t x = 0; x != blockCount.x(); ++x) {
-            /* Going bottom-up so we don't flip the image upside down when printing */
+            /* Going bottom-up so we don't flip the image upside down when
+               printing */
             const Vector2i offset = Vector2i{Int(x), blockCount.y() - Int(y) - 1}*pixelsPerBlock;
             const Vector2i blockSize = Math::min(size - offset, Vector2i{pixelsPerBlock});
 

src/Magnum/DebugTools/CompareImage.h

@@ -151,7 +151,7 @@ namespace Magnum { namespace DebugTools {
 
 To be used with @ref Corrade::TestSuite.
 
-@note This class is available only if Magnum is compiled with `WITH_TRADE`
+@note This class is available only if Magnum is compiled with `WITH_DEBUGTOOLS`
     enabled (done by default). See @ref building-features for more information.
 
 Basic use is really simple:

src/Magnum/DebugTools/Test/CompareImageTest.cpp

@@ -177,8 +177,8 @@ CompareImageTest::CompareImageTest() {
 }
 
 const Float ActualRedData[] = {
-        0.3f, 1.0f, 0.9f,
-        0.9f, 0.6f, 0.2f,
+     0.3f, 1.0f, 0.9f,
+     0.9f, 0.6f, 0.2f,
     -0.1f, 1.0f, 0.0f
 };