Add missing const.

11 files changed, 11 insertions, 11 deletions

diff --git a/src/render/graphics.cpp b/src/render/graphics.cpp
index 5437e6737..24c3ab69e 100644
--- a/src/render/graphics.cpp
+++ b/src/render/graphics.cpp
@@ -547,7 +547,7 @@ void Graphics::setWindowSize(const int width A_UNUSED,
 #endif
 }
 
-bool Graphics::pushClipArea(Rect area)
+bool Graphics::pushClipArea(const Rect &area)
 {
     // Ignore area with a negate width or height
     // by simple pushing an empty clip area
diff --git a/src/render/graphics.h b/src/render/graphics.h
index 541bb789d..ce612193c 100644
--- a/src/render/graphics.h
+++ b/src/render/graphics.h
@@ -419,7 +419,7 @@ class Graphics
          * @return False if the the new area lays outside the current clip 
          *         area.
          */
-        virtual bool pushClipArea(Rect area);
+        virtual bool pushClipArea(const Rect &area);
 
         /**
          * Removes the top most clip area from the stack.
diff --git a/src/render/graphicsdef.hpp b/src/render/graphicsdef.hpp
index b11f88249..29cdc4a0f 100644
--- a/src/render/graphicsdef.hpp
+++ b/src/render/graphicsdef.hpp
@@ -37,7 +37,7 @@ public:
 
     void endDraw();
 
-    bool pushClipArea(Rect area) override final;
+    bool pushClipArea(const Rect &area) override final;
 
     void popClipArea() override final;
 
diff --git a/src/render/mobileopenglgraphics.cpp b/src/render/mobileopenglgraphics.cpp
index 3db76a616..65b6b291a 100644
--- a/src/render/mobileopenglgraphics.cpp
+++ b/src/render/mobileopenglgraphics.cpp
@@ -961,7 +961,7 @@ SDL_Surface* MobileOpenGLGraphics::getScreenshot()
     return screenshot;
 }
 
-bool MobileOpenGLGraphics::pushClipArea(Rect area)
+bool MobileOpenGLGraphics::pushClipArea(const Rect &area)
 {
     int transX = 0;
     int transY = 0;
diff --git a/src/render/normalopenglgraphics.cpp b/src/render/normalopenglgraphics.cpp
index 8f3659936..bb8eed230 100644
--- a/src/render/normalopenglgraphics.cpp
+++ b/src/render/normalopenglgraphics.cpp
@@ -1223,7 +1223,7 @@ SDL_Surface* NormalOpenGLGraphics::getScreenshot()
     return screenshot;
 }
 
-bool NormalOpenGLGraphics::pushClipArea(Rect area)
+bool NormalOpenGLGraphics::pushClipArea(const Rect &area)
 {
     int transX = 0;
     int transY = 0;
diff --git a/src/render/nullopenglgraphics.cpp b/src/render/nullopenglgraphics.cpp
index 919b43c10..6497a7b5a 100644
--- a/src/render/nullopenglgraphics.cpp
+++ b/src/render/nullopenglgraphics.cpp
@@ -938,7 +938,7 @@ SDL_Surface* NullOpenGLGraphics::getScreenshot()
     return nullptr;
 }
 
-bool NullOpenGLGraphics::pushClipArea(Rect area)
+bool NullOpenGLGraphics::pushClipArea(const Rect &area)
 {
     int transX = 0;
     int transY = 0;
diff --git a/src/render/safeopenglgraphics.cpp b/src/render/safeopenglgraphics.cpp
index 177cfecb5..d5c9981a3 100644
--- a/src/render/safeopenglgraphics.cpp
+++ b/src/render/safeopenglgraphics.cpp
@@ -529,7 +529,7 @@ SDL_Surface* SafeOpenGLGraphics::getScreenshot()
     return screenshot;
 }
 
-bool SafeOpenGLGraphics::pushClipArea(Rect area)
+bool SafeOpenGLGraphics::pushClipArea(const Rect &area)
 {
     int transX = 0;
     int transY = 0;
diff --git a/src/render/sdl2graphics.cpp b/src/render/sdl2graphics.cpp
index 2b70a8ab0..25a689ddf 100644
--- a/src/render/sdl2graphics.cpp
+++ b/src/render/sdl2graphics.cpp
@@ -670,7 +670,7 @@ void SDLGraphics::endDraw()
     popClipArea();
 }
 
-bool SDLGraphics::pushClipArea(Rect area)
+bool SDLGraphics::pushClipArea(const Rect &area)
 {
     const bool result = Graphics::pushClipArea(area);
 
diff --git a/src/render/sdl2softwaregraphics.cpp b/src/render/sdl2softwaregraphics.cpp
index a176b6905..e5943f7c7 100644
--- a/src/render/sdl2softwaregraphics.cpp
+++ b/src/render/sdl2softwaregraphics.cpp
@@ -1125,7 +1125,7 @@ void SDL2SoftwareGraphics::endDraw()
     popClipArea();
 }
 
-bool SDL2SoftwareGraphics::pushClipArea(Rect area)
+bool SDL2SoftwareGraphics::pushClipArea(const Rect &area)
 {
     const bool result = Graphics::pushClipArea(area);
 
diff --git a/src/render/sdlgraphics.cpp b/src/render/sdlgraphics.cpp
index ac304b7ab..9b852689d 100644
--- a/src/render/sdlgraphics.cpp
+++ b/src/render/sdlgraphics.cpp
@@ -1122,7 +1122,7 @@ void SDLGraphics::endDraw()
     popClipArea();
 }
 
-bool SDLGraphics::pushClipArea(Rect area)
+bool SDLGraphics::pushClipArea(const Rect &area)
 {
     const bool result = Graphics::pushClipArea(area);
     const ClipRect &carea = mClipStack.top();
diff --git a/src/render/surfacegraphics.h b/src/render/surfacegraphics.h
index 44c2691ae..ab569acb0 100644
--- a/src/render/surfacegraphics.h
+++ b/src/render/surfacegraphics.h
@@ -63,7 +63,7 @@ class SurfaceGraphics final : public Graphics
         void endDraw() override final
         { }
 
-        bool pushClipArea(Rect rect A_UNUSED) override final
+        bool pushClipArea(const Rect &rect A_UNUSED) override final
         { return true; }
 
         void popClipArea() override final