GRASS Direct

src/core/raster/qgsrasterblock.cpp

@@ -413,12 +413,16 @@ bool QgsRasterBlock::convert( QgsRasterBlock::DataType destDataType )
     }
     QgsFree( mData );
     mData = data;
+    mDataType = destDataType;
+    mTypeSize = typeSize( mDataType );
   }
   else if ( typeIsColor( mDataType ) && typeIsColor( destDataType ) )
   {
     QImage::Format format = imageFormat( destDataType );
     QImage image = mImage->convertToFormat( format );
     *mImage = image;
+    mDataType = destDataType;
+    mTypeSize = typeSize( mDataType );
   }
   else
   {
@@ -516,7 +520,7 @@ void * QgsRasterBlock::convert( void *srcData, QgsRasterBlock::DataType srcDataT
     double value = readValue( srcData, srcDataType, i );
     writeValue( destData, destDataType, i, value );
     //double newValue = readValue( destData, destDataType, i );
-    //QgsDebugMsg( QString("convert type %1 to %2: %3 -> %4").arg(srcDataType).arg(destDataType).arg( value ).arg( newValue ) );
+    //QgsDebugMsg( QString("convert %1 type %2 to %3: %4 -> %5").arg(i).arg(srcDataType).arg(destDataType).arg( value ).arg( newValue ) );
   }
   return destData;
 }

src/core/raster/qgsrasterprojector.cpp

@@ -701,10 +701,10 @@ QgsRasterBlock * QgsRasterProjector::block( int bandNo, QgsRectangle  const & ex
   QgsRasterBlock *outputBlock = new QgsRasterBlock();
   if ( !mInput )
   {
+    QgsDebugMsg( "Input not set" );
     return outputBlock;
   }
 
-
   if ( ! mSrcCRS.isValid() || ! mDestCRS.isValid() || mSrcCRS == mDestCRS )
   {
     QgsDebugMsg( "No projection necessary" );
@@ -723,6 +723,7 @@ QgsRasterBlock * QgsRasterProjector::block( int bandNo, QgsRectangle  const & ex
   // If we zoom out too much, projector srcRows / srcCols maybe 0, which can cause problems in providers
   if ( srcRows() <= 0 || srcCols() <= 0 )
   {
+    QgsDebugMsg( "Zero srcRows or srcCols" );
     return outputBlock;
   }
 
@@ -737,20 +738,23 @@ QgsRasterBlock * QgsRasterProjector::block( int bandNo, QgsRectangle  const & ex
 
   size_t pixelSize = QgsRasterBlock::typeSize( mInput->dataType( bandNo ) );
 
-  if ( !outputBlock->reset( QgsRasterBlock::ARGB32_Premultiplied, width, height ) )
+  if ( !outputBlock->reset( mInput->dataType( bandNo ), width, height ) )
   {
+    QgsDebugMsg( "Cannot reset block" );
     delete inputBlock;
     return outputBlock;
   }
+  outputBlock->setNoDataValue( mInput->noDataValue( bandNo ) );
 
-  // TODO: fill by transparent
+  // TODO: fill by no data or transparent
 
   int srcRow, srcCol;
   for ( int i = 0; i < height; ++i )
   {
     for ( int j = 0; j < width; ++j )
     {
       srcRowCol( i, j, &srcRow, &srcCol );
+      QgsDebugMsgLevel( QString( "row = %1 col = %2 srcRow = %3 srcCol = %4" ).arg( i ).arg( j ).arg( srcRow ).arg( srcCol ), 5 );
       size_t srcIndex = srcRow * mSrcCols + srcCol;
       size_t destIndex = i * width + j;
 

src/plugins/grass/modules/default.qgc

@@ -246,6 +246,7 @@
 			</section>
 			<section label="Create random points">
 				<grass name="r.random"/>
+				<grass name="r.random.raster"/>
 				<grass name="r.random.cells"/>
 			</section>
 			<section label="Generate surface">

src/plugins/grass/modules/r.random.raster.qgm

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE qgisgrassmodule SYSTEM "http://mrcc.com/qgisgrassmodule.dtd">
+
+<qgisgrassmodule label="Create random raster" module="r.random" direct="1">
+	<option key="input"/>
+	<option key="n" answer="1" hidden="no"/>
+	<option key="raster_output" />
+</qgisgrassmodule>

src/plugins/grass/modules/r.surf.idw.qgm

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE qgisgrassmodule SYSTEM "http://mrcc.com/qgisgrassmodule.dtd">
 
-<qgisgrassmodule label="Inverse distance squared weighting raster interpolation" module="r.surf.idw">
+<qgisgrassmodule label="Inverse distance squared weighting raster interpolation" module="r.surf.idw" direct="1">
 	<option key="input" />
 	<option key="npoints" />
 	<option key="output" />

src/plugins/grass/qgsgrassmapcalc.cpp

@@ -42,7 +42,7 @@ QgsGrassMapcalc::QgsGrassMapcalc(
   QWidget * parent, Qt::WFlags f )
     : QMainWindow( iface->mainWindow(), Qt::Dialog )
     , QgsGrassMapcalcBase( )
-    , QgsGrassModuleOptions( tools, module, iface )
+    , QgsGrassModuleOptions( tools, module, iface, false )
     , mTool( -1 )
     , mObject( 0 )
     , mConnector( 0 )