Add missing comments into defines.

1 files changed, 17 insertions, 10 deletions

diff --git a/src/render/sdl2softwaregraphics.cpp b/src/render/sdl2softwaregraphics.cpp
index 2d0ade4d9..d60d70cc8 100644
--- a/src/render/sdl2softwaregraphics.cpp
+++ b/src/render/sdl2softwaregraphics.cpp
@@ -41,13 +41,13 @@
 
 #ifndef SDL_BYTEORDER
 #error missing SDL_endian.h
-#endif
+#endif  // SDL_BYTEORDER
 
 #if SDL_BYTEORDER == SDL_LIL_ENDIAN
 static unsigned int *cR = nullptr;
 static unsigned int *cG = nullptr;
 static unsigned int *cB = nullptr;
-#endif
+#endif  // SDL_BYTEORDER == SDL_LIL_ENDIAN
 
 #define defRectFromArea(rect, area) \
     const SDL_Rect rect = \
@@ -995,11 +995,12 @@ void SDL2SoftwareGraphics::fillRectangle(const Rect &restrict rectangle)
                         p[2] = CAST_U8((p[2] * ca + cb) >> 8);
                         p[1] = CAST_U8((p[1] * ca + cg) >> 8);
                         p[0] = CAST_U8((p[0] * ca + cr) >> 8);
-#else
+#else  // SDL_BYTEORDER == SDL_BIG_ENDIAN
+
                         p[0] = CAST_U8((p[0] * ca + cb) >> 8);
                         p[1] = CAST_U8((p[1] * ca + cg) >> 8);
                         p[2] = CAST_U8((p[2] * ca + cr) >> 8);
-#endif
+#endif  // SDL_BYTEORDER == SDL_BIG_ENDIAN
                     }
                 }
                 break;
@@ -1029,7 +1030,8 @@ void SDL2SoftwareGraphics::fillRectangle(const Rect &restrict rectangle)
                             | (g & 0xff00) | (r & 0xff0000));
                     }
                 }
-#else
+#else  // SDL_BYTEORDER == SDL_BIG_ENDIAN
+
                 if (!cR)
                 {
                     cR = new unsigned int[0x100];
@@ -1089,7 +1091,8 @@ void SDL2SoftwareGraphics::fillRectangle(const Rect &restrict rectangle)
                             | cR[(dst & rMask) / rShift];
                     }
                 }
-#endif
+#endif  // SDL_BYTEORDER == SDL_BIG_ENDIAN
+
                 break;
             }
             default:
@@ -1241,7 +1244,8 @@ void SDL2SoftwareGraphics::drawHLine(int x1, int y, int x2) restrict2
                 p[2] = b2;
                 p += 3;
             }
-#else
+#else  // SDL_BYTEORDER == SDL_BIG_ENDIAN
+
             for (; x1 <= x2; ++x1)
             {
                 p[0] = b2;
@@ -1249,7 +1253,8 @@ void SDL2SoftwareGraphics::drawHLine(int x1, int y, int x2) restrict2
                 p[2] = b0;
                 p += 3;
             }
-#endif
+#endif  // SDL_BYTEORDER == SDL_BIG_ENDIAN
+
             break;
         }
 
@@ -1371,7 +1376,8 @@ void SDL2SoftwareGraphics::drawVLine(int x, int y1, int y2) restrict2
                 p[2] = b2;
                 p += pitch;
             }
-#else
+#else  // SDL_BYTEORDER == SDL_BIG_ENDIAN
+
             for (; y1 <= y2; ++y1)
             {
                 p[0] = b2;
@@ -1379,7 +1385,8 @@ void SDL2SoftwareGraphics::drawVLine(int x, int y1, int y2) restrict2
                 p[2] = b0;
                 p += pitch;
             }
-#endif
+#endif  // SDL_BYTEORDER == SDL_BIG_ENDIAN
+
             break;
         }