From 2c73f0e2300c00ec2e1c26ecb7a6c7a500381f0f Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Wed, 14 Sep 2011 04:05:36 +0300
Subject: Bit improve push cliparea functions in opengl backends.

---
 src/opengl1graphics.cpp | 23 +++++++++++------------
 src/openglgraphics.cpp  | 23 +++++++++++------------
 2 files changed, 22 insertions(+), 24 deletions(-)

(limited to 'src')

diff --git a/src/opengl1graphics.cpp b/src/opengl1graphics.cpp
index e93066b96..46e482df6 100644
--- a/src/opengl1graphics.cpp
+++ b/src/opengl1graphics.cpp
@@ -517,22 +517,22 @@ bool OpenGL1Graphics::pushClipArea(gcn::Rectangle area)
 
     if (!mClipStack.empty())
     {
-        transX = -mClipStack.top().xOffset;
-        transY = -mClipStack.top().yOffset;
+        const gcn::ClipRectangle &clipArea = mClipStack.top();
+        transX = -clipArea.xOffset;
+        transY = -clipArea.yOffset;
     }
 
     bool result = gcn::Graphics::pushClipArea(area);
 
-    transX += mClipStack.top().xOffset;
-    transY += mClipStack.top().yOffset;
+    const gcn::ClipRectangle &clipArea = mClipStack.top();
+    transX += clipArea.xOffset;
+    transY += clipArea.yOffset;
 
     glPushMatrix();
     glTranslatef(static_cast<GLfloat>(transX),
                  static_cast<GLfloat>(transY), 0);
-    glScissor(mClipStack.top().x,
-            mTarget->h - mClipStack.top().y - mClipStack.top().height,
-            mClipStack.top().width,
-            mClipStack.top().height);
+    glScissor(clipArea.x, mTarget->h - clipArea.y - clipArea.height,
+        clipArea.width, clipArea.height);
 
     return result;
 }
@@ -545,10 +545,9 @@ void OpenGL1Graphics::popClipArea()
         return;
 
     glPopMatrix();
-    glScissor(mClipStack.top().x,
-              mTarget->h - mClipStack.top().y - mClipStack.top().height,
-              mClipStack.top().width,
-              mClipStack.top().height);
+    const gcn::ClipRectangle &clipArea = mClipStack.top();
+    glScissor(clipArea.x, mTarget->h - clipArea.y - clipArea.height,
+        clipArea.width, clipArea.height);
 }
 
 void OpenGL1Graphics::setColor(const gcn::Color& color)
diff --git a/src/openglgraphics.cpp b/src/openglgraphics.cpp
index 03d38e7e2..b67d4b2be 100644
--- a/src/openglgraphics.cpp
+++ b/src/openglgraphics.cpp
@@ -1064,22 +1064,22 @@ bool OpenGLGraphics::pushClipArea(gcn::Rectangle area)
 
     if (!mClipStack.empty())
     {
-        transX = -mClipStack.top().xOffset;
-        transY = -mClipStack.top().yOffset;
+        const gcn::ClipRectangle &clipArea = mClipStack.top();
+        transX = -clipArea.xOffset;
+        transY = -clipArea.yOffset;
     }
 
     bool result = gcn::Graphics::pushClipArea(area);
 
-    transX += mClipStack.top().xOffset;
-    transY += mClipStack.top().yOffset;
+    const gcn::ClipRectangle &clipArea = mClipStack.top();
+    transX += clipArea.xOffset;
+    transY += clipArea.yOffset;
 
     glPushMatrix();
     glTranslatef(static_cast<GLfloat>(transX),
                  static_cast<GLfloat>(transY), 0);
-    glScissor(mClipStack.top().x,
-              mTarget->h - mClipStack.top().y - mClipStack.top().height,
-              mClipStack.top().width,
-              mClipStack.top().height);
+    glScissor(clipArea.x, mTarget->h - clipArea.y - clipArea.height,
+        clipArea.width, clipArea.height);
 
     return result;
 }
@@ -1092,10 +1092,9 @@ void OpenGLGraphics::popClipArea()
         return;
 
     glPopMatrix();
-    glScissor(mClipStack.top().x,
-              mTarget->h - mClipStack.top().y - mClipStack.top().height,
-              mClipStack.top().width,
-              mClipStack.top().height);
+    const gcn::ClipRectangle &clipArea = mClipStack.top();
+    glScissor(clipArea.x, mTarget->h - clipArea.y - clipArea.height,
+        clipArea.width, clipArea.height);
 }
 
 void OpenGLGraphics::setColor(const gcn::Color& color)
-- 
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