Revert "tdf#96892 3 to 5 digit precision"

1 to 3 was helpful, reportedly 3 to 5 isn't.

This reverts commit c4b23192.

Change-Id: I51d31a8473ff51f1dcc89a063af568803efe5e11
Reviewed-on: https://gerrit.libreoffice.org/50252Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>

vcl/qa/cppunit/pdfexport/pdfexport.cxx

@@ -732,14 +732,14 @@ void PdfExportTest::testTdf108963()
             CPPUNIT_ASSERT_EQUAL(FPDF_SEGMENT_LINETO, FPDFPathSegment_GetType(pSegment));
             FPDFPathSegment_GetPoint(pSegment, &fX, &fY);
             CPPUNIT_ASSERT_EQUAL(275102, static_cast<int>(round(fX * 1000)));
-            CPPUNIT_ASSERT_EQUAL(267591, static_cast<int>(round(fY * 1000)));
+            CPPUNIT_ASSERT_EQUAL(267590, static_cast<int>(round(fY * 1000)));
             CPPUNIT_ASSERT(!FPDFPathSegment_GetClose(pSegment));
 
             pSegment = FPDFPath_GetPathSegment(pPdfPageObject, 2);
             CPPUNIT_ASSERT_EQUAL(FPDF_SEGMENT_LINETO, FPDFPathSegment_GetType(pSegment));
             FPDFPathSegment_GetPoint(pSegment, &fX, &fY);
             CPPUNIT_ASSERT_EQUAL(287518, static_cast<int>(round(fX * 1000)));
-            CPPUNIT_ASSERT_EQUAL(251802, static_cast<int>(round(fY * 1000)));
+            CPPUNIT_ASSERT_EQUAL(251801, static_cast<int>(round(fY * 1000)));
             CPPUNIT_ASSERT(!FPDFPathSegment_GetClose(pSegment));
 
             pSegment = FPDFPath_GetPathSegment(pPdfPageObject, 3);

vcl/source/gdi/pdfwriter_impl.cxx

@@ -505,8 +505,8 @@ void doTestCode()
 }
 #endif
 
-static const sal_Int32 nLog10Divisor = 5;
-static const double fDivisor = 100000.0;
+static const sal_Int32 nLog10Divisor = 3;
+static const double fDivisor = 1000.0;
 
 static inline double pixelToPoint( double px ) { return px/fDivisor; }
 static inline sal_Int32 pointToPixel( double pt ) { return sal_Int32(pt*fDivisor); }