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bitmap2component minor enhancements

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jean-pierre charras
2010-06-25 21:02:39 +02:00
parent e1b5d49f1b
commit af7c26e8be
5 changed files with 20 additions and 11 deletions
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bitmap2component/bitmap2cmp_gui.cpp
+6 -6
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@@ -71,7 +71,7 @@ private:
void OnLoadFile( wxCommandEvent& event );
void OnExportEeschema( wxCommandEvent& event );
void OnExportPcbnew( wxCommandEvent& event );
void Binarize( int aThreshold );
void Binarize( double aThreshold ); // aThreshold = 0.0 (black level) to 1.0 (white level)
void OnOptionsSelection( wxCommandEvent& event );
void OnThresholdChange( wxScrollEvent& event );
void NegateGreyscaleImage( );
@@ -196,18 +196,18 @@ void BM2CMP_FRAME::OnLoadFile( wxCommandEvent& event )
m_Greyscale_Bitmap = wxBitmap( m_Greyscale_Image );
m_NB_Image = m_Greyscale_Image;
Binarize( m_sliderThreshold->GetValue() );
Binarize( (double)m_sliderThreshold->GetValue()/m_sliderThreshold->GetMax() );
Refresh();
}
void BM2CMP_FRAME::Binarize( int aThreshold )
void BM2CMP_FRAME::Binarize( double aThreshold )
{
unsigned int pixin;
unsigned char pixout;
int h = m_Greyscale_Image.GetHeight();
int w = m_Greyscale_Image.GetWidth();
unsigned int threshold = (aThreshold * 256) / 10;
unsigned int threshold = (int)(aThreshold * 256);
for( int y = 1; y < h; y++ )
for( int x = 1; x < w; x++ )
@@ -243,13 +243,13 @@ void BM2CMP_FRAME::OnOptionsSelection( wxCommandEvent& event )
{
NegateGreyscaleImage( );
m_Greyscale_Bitmap = wxBitmap( m_Greyscale_Image );
Binarize( m_sliderThreshold->GetValue() );
Binarize( (double)m_sliderThreshold->GetValue()/m_sliderThreshold->GetMax() );
Refresh();
}
void BM2CMP_FRAME::OnThresholdChange( wxScrollEvent& event )
{
Binarize( m_sliderThreshold->GetValue() );
Binarize( (double)m_sliderThreshold->GetValue()/m_sliderThreshold->GetMax() );
Refresh();
}