private unsafe void UpdateBitmap()
{
if (m_sourceImage == null)
{
return;
}
// Fill pixel per pixel
uint W = m_sourceImage.Width;
uint H = m_sourceImage.Height;
if (m_Bitmap != null && (m_Bitmap.Width != W || m_Bitmap.Height != H))
{
m_Bitmap.Dispose();
m_Bitmap = null;
}
if (m_Bitmap == null)
{
m_Bitmap = new Bitmap((int)W, (int)H, PixelFormat.Format32bppArgb);
}
switch (m_ViewMode)
{
case VIEW_MODE.RGB:
m_sourceImage.AsCustomBitmap(m_Bitmap, ( ref float4 _color ) => {
if (!m_viewLinear)
{
_color.x = ImageUtility.ColorProfile.Linear2sRGB(_color.x);
_color.y = ImageUtility.ColorProfile.Linear2sRGB(_color.y);
_color.z = ImageUtility.ColorProfile.Linear2sRGB(_color.z);
}
_color.w = 1.0f;
});
break;
case VIEW_MODE.R:
m_sourceImage.AsCustomBitmap(m_Bitmap, ( ref float4 _color ) => {
_color.x = m_viewLinear ? _color.x : ImageUtility.ColorProfile.Linear2sRGB(_color.x);
_color.y = _color.z = _color.x;
_color.w = 1.0f;
});
break;
case VIEW_MODE.G:
m_sourceImage.AsCustomBitmap(m_Bitmap, ( ref float4 _color ) => {
_color.y = m_viewLinear ? _color.y : ImageUtility.ColorProfile.Linear2sRGB(_color.y);
_color.x = _color.z = _color.y;
_color.w = 1.0f;
});
break;
case VIEW_MODE.B:
m_sourceImage.AsCustomBitmap(m_Bitmap, ( ref float4 _color ) => {
_color.z = m_viewLinear ? _color.z : ImageUtility.ColorProfile.Linear2sRGB(_color.z);
_color.x = _color.y = _color.z;
_color.w = 1.0f;
});
break;
case VIEW_MODE.AO:
m_sourceImage.AsCustomBitmap(m_Bitmap, ( ref float4 _color ) => {
_color.x = _color.y = _color.z = m_viewLinear ? _color.w : ImageUtility.ColorProfile.Linear2sRGB(_color.w);
_color.w = 1.0f;
});
break;
case VIEW_MODE.AO_FROM_RGB:
m_sourceImage.AsCustomBitmap(m_Bitmap, ( ref float4 _color ) => {
float LinR = ImageUtility.ColorProfile.sRGB2Linear(_color.x);
float LinG = ImageUtility.ColorProfile.sRGB2Linear(_color.y);
float LinB = ImageUtility.ColorProfile.sRGB2Linear(_color.z);
float LinAO = (float)Math.Sqrt(LinR * LinR + LinG * LinG + LinB * LinB) * 0.57735026918962576450914878050196f; // divided by sqrt(3)
_color.x = _color.y = _color.z = ImageUtility.ColorProfile.Linear2sRGB(LinAO);
_color.w = 1.0f;
});
break;
case VIEW_MODE.RGB_TIMES_AO:
m_sourceImage.AsCustomBitmap(m_Bitmap, ( ref float4 _color ) => {
float LinR = ImageUtility.ColorProfile.sRGB2Linear(_color.x);
float LinG = ImageUtility.ColorProfile.sRGB2Linear(_color.y);
float LinB = ImageUtility.ColorProfile.sRGB2Linear(_color.z);
_color.x = ImageUtility.ColorProfile.Linear2sRGB(_color.w * LinR);
_color.y = ImageUtility.ColorProfile.Linear2sRGB(_color.w * LinG);
_color.z = ImageUtility.ColorProfile.Linear2sRGB(_color.w * LinB);
_color.w = 1.0f;
});
break;
}
Refresh();
}
private unsafe void UpdateBitmap()
{
if (m_sourceImage == null)
{
return;
}
// Fill pixel per pixel
int W = (int)m_sourceImage.Width;
int H = (int)m_sourceImage.Height;
if (m_Bitmap != null && (m_Bitmap.Width != W || m_Bitmap.Height != H))
{
m_Bitmap.Dispose();
m_Bitmap = null;
}
if (m_Bitmap == null)
{
m_Bitmap = new Bitmap(W, H, PixelFormat.Format32bppArgb);
}
switch (m_ViewMode)
{
case VIEW_MODE.RGB:
m_sourceImage.AsCustomBitmap(m_Bitmap, ( ref float4 _color ) => {
_color.w = 1.0f;
});
break;
case VIEW_MODE.R:
m_sourceImage.AsCustomBitmap(m_Bitmap, ( ref float4 _color ) => {
_color.y = _color.z = _color.x;
_color.w = 1.0f;
});
break;
case VIEW_MODE.G:
m_sourceImage.AsCustomBitmap(m_Bitmap, ( ref float4 _color ) => {
_color.x = _color.z = _color.y;
_color.w = 1.0f;
});
break;
case VIEW_MODE.B:
m_sourceImage.AsCustomBitmap(m_Bitmap, ( ref float4 _color ) => {
_color.x = _color.y = _color.z;
_color.w = 1.0f;
});
break;
case VIEW_MODE.AO:
m_sourceImage.AsCustomBitmap(m_Bitmap, ( ref float4 _color ) => {
float AO = m_viewLinear ? _color.w : ImageUtility.ColorProfile.Linear2sRGB(_color.w);
_color.x = _color.y = _color.z = AO;
_color.w = 1.0f;
});
break;
case VIEW_MODE.AO_FROM_RGB:
m_sourceImage.AsCustomBitmap(m_Bitmap, ( ref float4 _color ) => {
float LinR = ImageUtility.ColorProfile.sRGB2Linear(_color.x);
float LinG = ImageUtility.ColorProfile.sRGB2Linear(_color.y);
float LinB = ImageUtility.ColorProfile.sRGB2Linear(_color.z);
float LinAO = (float)Math.Sqrt(LinR * LinR + LinG * LinG + LinB * LinB) * 0.57735026918962576450914878050196f; // divided by sqrt(3)
_color.x = _color.y = _color.z = ImageUtility.ColorProfile.Linear2sRGB(LinAO);
_color.w = 1.0f;
});
break;
case VIEW_MODE.RGB_TIMES_AO:
m_sourceImage.AsCustomBitmap(m_Bitmap, ( ref float4 _color ) => {
float LinR = ImageUtility.ColorProfile.sRGB2Linear(_color.x);
float LinG = ImageUtility.ColorProfile.sRGB2Linear(_color.y);
float LinB = ImageUtility.ColorProfile.sRGB2Linear(_color.z);
_color.x = ImageUtility.ColorProfile.Linear2sRGB(_color.w * LinR);
_color.y = ImageUtility.ColorProfile.Linear2sRGB(_color.w * LinG);
_color.z = ImageUtility.ColorProfile.Linear2sRGB(_color.w * LinB);
_color.w = 1.0f;
});
break;
}
// float4[,] ContentRGB = new float4[W,H];
// float4[] scanline = new float4[W];
// if ( m_viewLinear ) {
// for ( int Y=0; Y < H; Y++ ) {
// m_Image.ReadScanline( (uint) Y, scanline );
// for ( int X=0; X < W; X++ )
// ContentRGB[X,Y] = scanline[X];
// }
// } else {
// for ( int Y=0; Y < H; Y++ ) {
// m_Image.ReadScanline( (uint) Y, scanline );
// for ( int X=0; X < W; X++ ) {
// m_ProfilesRGB.GammaRGB2LinearRGB( scanline[X], ref ContentRGB[X,Y] );
// }
// }
// }
//
// BitmapData LockedBitmap = m_Bitmap.LockBits( new Rectangle( 0, 0, W, H ), ImageLockMode.WriteOnly, PixelFormat.Format32bppArgb );
// for ( int Y=0; Y < H; Y++ )
// {
// byte* pScanline = (byte*) LockedBitmap.Scan0.ToPointer() + LockedBitmap.Stride * Y;
// for ( int X=0; X < W; X++ )
// {
// byte R = (byte) Math.Max( 0, Math.Min( 255, 255 * ContentRGB[X,Y].x ) );
// byte G = (byte) Math.Max( 0, Math.Min( 255, 255 * ContentRGB[X,Y].y ) );
// byte B = (byte) Math.Max( 0, Math.Min( 255, 255 * ContentRGB[X,Y].z ) );
// byte A = (byte) Math.Max( 0, Math.Min( 255, 255 * (m_viewLinear ? ContentRGB[X,Y].w : ImageUtility.ColorProfile.Linear2sRGB( ContentRGB[X,Y].w )) ) );
//
// switch ( m_ViewMode )
// {
// case VIEW_MODE.RGB:
// *pScanline++ = B;
// *pScanline++ = G;
// *pScanline++ = R;
// *pScanline++ = 0xFF;
// break;
// case VIEW_MODE.R:
// *pScanline++ = R;
// *pScanline++ = R;
// *pScanline++ = R;
// *pScanline++ = 0xFF;
// break;
// case VIEW_MODE.G:
// *pScanline++ = G;
// *pScanline++ = G;
// *pScanline++ = G;
// *pScanline++ = 0xFF;
// break;
// case VIEW_MODE.B:
// *pScanline++ = B;
// *pScanline++ = B;
// *pScanline++ = B;
// *pScanline++ = 0xFF;
// break;
// case VIEW_MODE.AO:
// *pScanline++ = A;
// *pScanline++ = A;
// *pScanline++ = A;
// *pScanline++ = 0xFF;
// break;
// case VIEW_MODE.AO_FROM_RGB:
// {
// float LinR = ImageUtility.ColorProfile.sRGB2Linear( ContentRGB[X,Y].x );
// float LinG = ImageUtility.ColorProfile.sRGB2Linear( ContentRGB[X,Y].y );
// float LinB = ImageUtility.ColorProfile.sRGB2Linear( ContentRGB[X,Y].z );
// float LinAO = (float) Math.Sqrt( LinR*LinR + LinG*LinG + LinB*LinB ) * 0.57735026918962576450914878050196f; // divided by sqrt(3)
// A = (byte) Math.Max( 0, Math.Min( 255, 255 * ImageUtility.ColorProfile.Linear2sRGB( LinAO ) ) );
// *pScanline++ = A;
// *pScanline++ = A;
// *pScanline++ = A;
// *pScanline++ = 0xFF;
// }
// break;
// case VIEW_MODE.RGB_TIMES_AO:
// {
// float LinR = ImageUtility.ColorProfile.sRGB2Linear( ContentRGB[X,Y].x );
// float LinG = ImageUtility.ColorProfile.sRGB2Linear( ContentRGB[X,Y].y );
// float LinB = ImageUtility.ColorProfile.sRGB2Linear( ContentRGB[X,Y].z );
// float LinAO = ContentRGB[X,Y].w;
// LinR *= LinAO;
// LinG *= LinAO;
// LinB *= LinAO;
// R = (byte) Math.Max( 0, Math.Min( 255, 255 * ImageUtility.ColorProfile.Linear2sRGB( LinR ) ) );
// G = (byte) Math.Max( 0, Math.Min( 255, 255 * ImageUtility.ColorProfile.Linear2sRGB( LinG ) ) );
// B = (byte) Math.Max( 0, Math.Min( 255, 255 * ImageUtility.ColorProfile.Linear2sRGB( LinB ) ) );
// *pScanline++ = B;
// *pScanline++ = G;
// *pScanline++ = R;
// *pScanline++ = 0xFF;
// }
// break;
// }
// }
// }
// m_Bitmap.UnlockBits( LockedBitmap );
Refresh();
}
private void buttonTestBilateral_Click( object sender, EventArgs e )
{
try {
panelParameters.Enabled = false;
//////////////////////////////////////////////////////////////////////////
// 1] Apply bilateral filtering to the input texture as a pre-process
ApplyBilateralFiltering( m_textureSourceHeightMap, m_textureTarget0, floatTrackbarControlBilateralRadius.Value, floatTrackbarControlBilateralTolerance.Value, checkBoxWrap.Checked, 100 );
progressBar.Value = progressBar.Maximum;
//////////////////////////////////////////////////////////////////////////
// 2] Copy target to staging for CPU readback and update the resulting bitmap
m_textureTarget_CPU.CopyFrom( m_textureTarget0 );
ImageUtility.Bitmap tempBitmap = new ImageUtility.Bitmap( W, H );
Renderer.PixelsBuffer Pixels = m_textureTarget_CPU.Map( 0, 0 );
using ( System.IO.BinaryReader R = Pixels.OpenStreamRead() )
for ( uint Y=0; Y < H; Y++ ) {
R.BaseStream.Position = Y * Pixels.RowPitch;
for ( uint X=0; X < W; X++ ) {
float AO = R.ReadSingle();
tempBitmap[X,Y] = new float4( AO, AO, AO, 1 );
}
}
Pixels.Dispose();
m_textureTarget_CPU.UnMap( 0, 0 );
// Convert to RGB
// ImageUtility.ColorProfile Profile = m_ProfilesRGB; // AO maps are sRGB! (although strange, that's certainly to have more range in dark values)
ImageUtility.ColorProfile Profile = m_profilesRGB; // AO maps are sRGB! (although strange, that's certainly to have more range in dark values)
if ( m_imageResult != null )
m_imageResult.Dispose();
m_imageResult = new ImageUtility.ImageFile();
tempBitmap.ToImageFile( m_imageResult, Profile );
// Assign result
viewportPanelResult.Bitmap = m_imageResult.AsCustomBitmap( ( ref float4 _color ) => {} );
} catch ( Exception _e ) {
MessageBox( "An error occurred during generation!\r\n\r\nDetails: ", _e );
} finally {
panelParameters.Enabled = true;
}
}
