EMF+: aBaseTransform is a hardcoded identity matrix, don't bother with it

Change-Id: Ifa4f42c4f17a70c7238347a13897ef6742eb4679

cppcanvas/source/inc/implrenderer.hxx

@@ -286,7 +286,6 @@ static float GetSwapFloat( SvStream& rSt )
             ActionVector maActions;
 
             /* EMF+ */
-            XForm           aBaseTransform;
             XForm           aWorldTransform;
             EMFPObject*     aObjects [256];
             float           fPageScale;

cppcanvas/source/mtfrenderer/emfplus.cxx

@@ -853,9 +853,6 @@ namespace cppcanvas
             x -= nFrameLeft;
             y -= nFrameTop;
 
-            x *= aBaseTransform.eM11;
-            y *= aBaseTransform.eM22;
-
             return ::basegfx::B2DPoint (x, y);
         }
 
@@ -868,9 +865,6 @@ namespace cppcanvas
 
             MapToDevice (w, h);
 
-            w *= aBaseTransform.eM11;
-            h *= aBaseTransform.eM22;
-
             return ::basegfx::B2DSize (w, h);
         }
 
@@ -921,7 +915,6 @@ namespace cppcanvas
 
                     ::basegfx::B2DHomMatrix aTextureTransformation;
                     ::basegfx::B2DHomMatrix aWorldTransformation;
-                    ::basegfx::B2DHomMatrix aBaseTransformation;
                     rendering::Texture aTexture;
 
                     aWorldTransformation.set (0, 0, aWorldTransform.eM11);
@@ -931,13 +924,6 @@ namespace cppcanvas
                     aWorldTransformation.set (1, 1, aWorldTransform.eM22);
                     aWorldTransformation.set (1, 2, aWorldTransform.eDy);
 
-                    aBaseTransformation.set (0, 0, aBaseTransform.eM11);
-                    aBaseTransformation.set (0, 1, aBaseTransform.eM21);
-                    aBaseTransformation.set (0, 2, aBaseTransform.eDx);
-                    aBaseTransformation.set (1, 0, aBaseTransform.eM12);
-                    aBaseTransformation.set (1, 1, aBaseTransform.eM22);
-                    aBaseTransformation.set (1, 2, aBaseTransform.eDy);
-
                     if (brush->type == 4) {
                         aTextureTransformation.scale (brush->areaWidth, brush->areaHeight);
                         aTextureTransformation.translate (brush->areaX, brush->areaY);
@@ -964,7 +950,6 @@ namespace cppcanvas
                     aTextureTransformation.scale (100.0*nMmX/nPixX, 100.0*nMmY/nPixY);
                     aTextureTransformation.translate (-nFrameLeft, -nFrameTop);
                     aTextureTransformation *= rState.mapModeTransform;
-                    aTextureTransformation *= aBaseTransformation;
 
                     aTexture.RepeatModeX = rendering::TexturingMode::CLAMP;
                     aTexture.RepeatModeY = rendering::TexturingMode::CLAMP;

cppcanvas/source/mtfrenderer/implrenderer.cxx

@@ -1873,9 +1873,6 @@ namespace cppcanvas
                             SAL_INFO ("cppcanvas.emf", "EMF+ picture frame: " << nFrameLeft << "," << nFrameTop << " - " << nFrameRight << "," << nFrameBottom);
                             rMF >> nPixX >> nPixY >> nMmX >> nMmY;
                             SAL_INFO ("cppcanvas.emf", "EMF+ ref device pixel size: " << nPixX << "x" << nPixY << " mm size: " << nMmX << "x" << nMmY);
-
-                            rMF >> aBaseTransform;
-                            //aWorldTransform.Set (aBaseTransform);
                         }
                     }
                     break;

vcl/source/filter/wmf/winmtf.cxx

@@ -2251,15 +2251,6 @@ void WinMtfOutput::PassEMFPlusHeaderInfo()
     mem << nLeft << nTop << nRight << nBottom;
     mem << mnPixX << mnPixY << mnMillX << mnMillY;
 
-    float one, zero;
-
-    one = 1;
-    zero = 0;
-
-    // add transformation matrix to be used in vcl's metaact.cxx for
-    // rotate and scale operations
-    mem << one << zero << zero << one << zero << zero;
-
     // need to flush the stream, otherwise GetEndOfData will return 0
     // on windows where the function parameters are probably resolved in reverse order
     mem.Flush();