[tkreuzer] 65877: [GDI32] Add anotations to arc.c, replace an instance of the ugly gfx_worker with an RCAST() macro

Author: tkreuzer
Date: Mon Dec 29 13:11:07 2014
New Revision: 65877

URL: http://svn.reactos.org/svn/reactos?rev=65877&view=rev
Log:
[GDI32]
Add anotations to arc.c, replace an instance of the ugly gfx_worker with an RCAST() macro

Modified:
    trunk/reactos/win32ss/gdi/gdi32/include/gdi32p.h
    trunk/reactos/win32ss/gdi/gdi32/objects/arc.c

Modified: trunk/reactos/win32ss/gdi/gdi32/include/gdi32p.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/win32ss/gdi/gdi32/include/…
==============================================================================
--- trunk/reactos/win32ss/gdi/gdi32/include/gdi32p.h	[iso-8859-1] (original)
+++ trunk/reactos/win32ss/gdi/gdi32/include/gdi32p.h	[iso-8859-1] Mon Dec 29 13:11:07
2014
@@ -39,6 +39,8 @@
 /* MACRO ********************************************************************/
 
 #define ROP_USES_SOURCE(Rop)   (((Rop) << 2 ^ Rop) & 0xCC0000)
+#define RCAST(_Type, _Value)   (*((_Type*)&_Value))
+
 
 /* TYPES *********************************************************************/
 

Modified: trunk/reactos/win32ss/gdi/gdi32/objects/arc.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/win32ss/gdi/gdi32/objects/…
==============================================================================
--- trunk/reactos/win32ss/gdi/gdi32/objects/arc.c	[iso-8859-1] (original)
+++ trunk/reactos/win32ss/gdi/gdi32/objects/arc.c	[iso-8859-1] Mon Dec 29 13:11:07 2014
@@ -3,16 +3,15 @@
 BOOL
 WINAPI
 Arc(
-    HDC hDC,
-    int nLeftRect,
-    int nTopRect,
-    int nRightRect,
-    int nBottomRect,
-    int nXStartArc,
-    int nYStartArc,
-    int nXEndArc,
-    int nYEndArc
-)
+    _In_ HDC hdc,
+    _In_ INT xLeft,
+    _In_ INT yTop,
+    _In_ INT xRight,
+    _In_ INT yBottom,
+    _In_ INT xStartArc,
+    _In_ INT yStartArc,
+    _In_ INT xEndArc,
+    _In_ INT yEndArc)
 {
 #if 0
 // Handle something other than a normal dc object.
@@ -40,15 +39,15 @@
     }
 #endif
     return NtGdiArcInternal(GdiTypeArc,
-                            hDC,
-                            nLeftRect,
-                            nTopRect,
-                            nRightRect,
-                            nBottomRect,
-                            nXStartArc,
-                            nYStartArc,
-                            nXEndArc,
-                            nYEndArc);
+                            hdc,
+                            xLeft,
+                            yTop,
+                            xRight,
+                            yBottom,
+                            xStartArc,
+                            yStartArc,
+                            xEndArc,
+                            yEndArc);
 }
 
 
@@ -57,18 +56,14 @@
  */
 BOOL
 WINAPI
-AngleArc(HDC   hDC,
-         int   X,
-         int   Y,
-         DWORD Radius,
-         FLOAT StartAngle,
-         FLOAT SweepAngle)
-{
-    gxf_long worker, worker1;
-
-    worker.f  = StartAngle;
-    worker1.f = SweepAngle;
-
+AngleArc(
+    _In_ HDC hdc,
+    _In_ INT x,
+    _In_ INT y,
+    _In_ DWORD dwRadius,
+    _In_ FLOAT eStartAngle,
+    _In_ FLOAT eSweepAngle)
+{
 #if 0
 // Handle something other than a normal dc object.
     if (GDI_HANDLE_GET_TYPE(hDC) != GDI_OBJECT_TYPE_DC)
@@ -92,21 +87,26 @@
         }
     }
 #endif
-    return NtGdiAngleArc(hDC, X, Y, Radius, (DWORD)worker.l, (DWORD)worker1.l);
+    return NtGdiAngleArc(hdc,
+                         x,
+                         y,
+                         dwRadius,
+                         RCAST(DWORD, eStartAngle),
+                         RCAST(DWORD, eSweepAngle));
 }
 
 BOOL
 WINAPI
 ArcTo(
-    HDC  hDC,
-    int  nLeftRect,
-    int  nTopRect,
-    int  nRightRect,
-    int  nBottomRect,
-    int  nXRadial1,
-    int  nYRadial1,
-    int  nXRadial2,
-    int  nYRadial2)
+    _In_ HDC hdc,
+    _In_ INT xLeft,
+    _In_ INT yTop,
+    _In_ INT xRight,
+    _In_ INT yBottom,
+    _In_ INT xRadial1,
+    _In_ INT yRadial1,
+    _In_ INT xRadial2,
+    _In_ INT yRadial2)
 {
 #if 0
 // Handle something other than a normal dc object.
@@ -132,29 +132,29 @@
     }
 #endif
     return NtGdiArcInternal(GdiTypeArcTo,
-                            hDC,
-                            nLeftRect,
-                            nTopRect,
-                            nRightRect,
-                            nBottomRect,
-                            nXRadial1,
-                            nYRadial1,
-                            nXRadial2,
-                            nYRadial2);
+                            hdc,
+                            xLeft,
+                            yTop,
+                            xRight,
+                            yBottom,
+                            xRadial1,
+                            yRadial1,
+                            xRadial2,
+                            yRadial2);
 }
 
 BOOL
 WINAPI
 Chord(
-    HDC  hDC,
-    int  nLeftRect,
-    int  nTopRect,
-    int  nRightRect,
-    int  nBottomRect,
-    int  nXRadial1,
-    int  nYRadial1,
-    int  nXRadial2,
-    int  nYRadial2)
+    _In_ HDC hdc,
+    _In_ INT xLeft,
+    _In_ INT yTop,
+    _In_ INT xRight,
+    _In_ INT yBottom,
+    _In_ INT xRadial1,
+    _In_ INT yRadial1,
+    _In_ INT xRadial2,
+    _In_ INT yRadial2)
 {
 #if 0
 // Handle something other than a normal dc object.
@@ -180,15 +180,15 @@
     }
 #endif
     return NtGdiArcInternal(GdiTypeChord,
-                            hDC,
-                            nLeftRect,
-                            nTopRect,
-                            nRightRect,
-                            nBottomRect,
-                            nXRadial1,
-                            nYRadial1,
-                            nXRadial2,
-                            nYRadial2);
+                            hdc,
+                            xLeft,
+                            yTop,
+                            xRight,
+                            yBottom,
+                            xRadial1,
+                            yRadial1,
+                            xRadial2,
+                            yRadial2);
 }
 
 
@@ -198,16 +198,15 @@
 BOOL
 WINAPI
 Pie(
-    HDC	hDC,
-    int	a1,
-    int	a2,
-    int	a3,
-    int	a4,
-    int	a5,
-    int	a6,
-    int	a7,
-    int	a8
-)
+    _In_ HDC hdc,
+    _In_ INT xLeft,
+    _In_ INT yTop,
+    _In_ INT xRight,
+    _In_ INT yBottom,
+    _In_ INT xRadial1,
+    _In_ INT yRadial1,
+    _In_ INT xRadial2,
+    _In_ INT yRadial2)
 {
 #if 0
 // Handle something other than a normal dc object.
@@ -232,7 +231,16 @@
             }
     }
 #endif
-    return NtGdiArcInternal(GdiTypePie, hDC, a1, a2, a3, a4, a5, a6, a7, a8);
-}
-
-
+    return NtGdiArcInternal(GdiTypePie,
+                            hdc,
+                            xLeft,
+                            yTop,
+                            xRight,
+                            yBottom,
+                            xRadial1,
+                            yRadial1,
+                            xRadial2,
+                            yRadial2);
+}
+
+