[Qgis-developer] r15846 raster rendering artifacts

[Radim Blazek]

The patch is simple, we have to wait for new repository

--- src/core/qgsrasterprojector.cpp     (revision 15861)
+++ src/core/qgsrasterprojector.cpp     (working copy)
@@ -130,7 +130,7 @@
   mSrcExtent = QgsRectangle( myPoint.x(), myPoint.y(), myPoint.x(),
myPoint.y() );
   for ( int i = 0; i < mCPRows; i++ )
   {
-    for ( int j = 1; j < mCPCols - 1; j++ )
+    for ( int j = 0; j < mCPCols; j++ )
     {
       myPoint = mCPMatrix[i][j];
       mSrcExtent.combineExtentWith( myPoint.x(), myPoint.y() );

Common projections are maybe broken but Polar Stereographic works and
that is important.

Radim

On Fri, Apr 29, 2011 at 10:25 PM, Maxim Dubinin <sim at gis-lab.info> wrote:
> Hi all,
>
> it  seems  that  recent changes upto r15846  (125th  nightly build) bring some trouble in
> raster    rendering.   It  appears as horizontal lines stretching from
> one part of raster. Stangely  this  happens  while  opening  existing
> projects,  if rasters are reloaded in fresh new project errors are not
> appearing.
>
> Tried on two machines. Here are some examples from the same project.
>
> http://gis-lab.info/images/screenshots/20110430-4en-245kb.jpg
> http://gis-lab.info/images/screenshots/20110430-8c0-86kb.jpg
> If  rasters  are  reloaded to the same project the artifacts are still
> there.
>
> Reverting to previous nightly build (124th) solves the issue.
>
> Maxim
>
> Вы писали 29 апреля 2011 г., 23:14:41:
>
> GM> Hi all,
>
> GM> after the recent updates of both GRASS (to 6.4.1), QGIS (both trunk and
> GM> 1.6) and the QGIS/GRASS plugin, GRASS is no more available in QGIS.
>
> GM> Should I file a ticket in the osgeo4w trac?
>
> GM> cheers
>
>
> GM> -- Giovanni --
>
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