/// <summary>
///
/// </summary>
/// <param name="sizex">Image width</param>
/// <param name="sizey">Image height</param>
/// <param name="scene">Scene description</param>
/// <param name="frame">Number of frame rendered</param>
/// <param name="quality">Render quality (default: Medium)</param>
public RayProcessor(int sizex, int sizey, SceneDescription scene, int frame, RenderQuality quality, string outputPath)
{
this.sizex = sizex;
this.sizey = sizey;
this.frame = frame;
sceneDescription = scene;
this.Quality = quality;
this.OutputPath = outputPath;
}
/// <summary>
///
/// </summary>
/// <param name="sizex">Image width</param>
/// <param name="sizey">Image height</param>
/// <param name="scene">Scene description</param>
/// <param name="frame">Number of frame rendered</param>
/// <param name="quality">Render quality (default: Medium)</param>
public RayProcessor(int sizex, int sizey, SceneDescription scene, int frame, RenderQuality quality, string outputPath)
{
this.sizex = sizex;
this.sizey = sizey;
this.frame = frame;
sceneDescription = scene;
this.Quality = quality;
this.OutputPath = outputPath;
}
public double GetTime(RenderQuality quality)
{
switch (quality)
{
case RenderQuality.Fast:
return (_fastCount == 0) ? -1 : _fastTime / _fastCount;
case RenderQuality.HighQuality:
return (_highQualityCount == 0) ? -1 : _highQualityTime / _highQualityCount;
}
return 0;
}
// Note: we can refactor this to keep track of the average
public void SaveTime(double time, RenderQuality quality)
{
switch (quality)
{
case RenderQuality.Fast:
_fastTime += time;
_fastCount++;
break;
case RenderQuality.HighQuality:
_highQualityTime += time;
_highQualityCount++;
break;
}
}
public static bool PerformanceMode(this RenderQuality quality)
{
switch (quality)
{
case RenderQuality.MaxPerformance:
case RenderQuality.Performance:
return(true);
case RenderQuality.Quality:
case RenderQuality.MaxQuality:
return(false);
default:
throw new ArgumentOutOfRangeException("quality");
}
}
public static TextureFormat GetTextureFormat(this RenderQuality quality)
{
switch (quality)
{
case RenderQuality.MaxPerformance:
return(TextureFormat.Unorm8);
case RenderQuality.Performance:
return(TextureFormat.Float16);
case RenderQuality.Quality:
return(TextureFormat.Unorm16);
case RenderQuality.MaxQuality:
return(TextureFormat.Float32);
default:
throw new ArgumentOutOfRangeException();
}
}
public static bool QualityMode(this RenderQuality quality)
{
return(!PerformanceMode(quality));
}
public override void DrawFromGlyphPlans(GlyphPlanSequence seq, int startAt, int len, float left, float top)
{
if (StartDrawOnLeftTop)
{
//version 2
//offset y down
top += this.FontLineSpacingPx;
}
float fontSizePoint = this.FontSizeInPoints;
float scale = _currentTypeface.CalculateScaleToPixelFromPointSize(fontSizePoint);
//4. render each glyph
float ox = _painter.OriginX;
float oy = _painter.OriginY;
Typography.OpenFont.Tables.COLR colrTable = _currentTypeface.COLRTable;
Typography.OpenFont.Tables.CPAL cpalTable = _currentTypeface.CPALTable;
bool hasColorGlyphs = (colrTable != null) && (cpalTable != null);
//---------------------------------------------------
_glyphMeshStore.SetHintTechnique(this.HintTechnique);
_glyphMeshStore.SetFont(_currentTypeface, fontSizePoint);
_glyphMeshStore.SimulateOblique = this.SimulateSlant;
//---------------------------------------------------
if (_currentTypeface.HasSvgTable())
{
_glyphSvgStore.SetCurrentTypeface(_currentTypeface);
int seqLen = seq.Count;
if (len > seqLen)
{
len = seqLen;
}
var snapToPx = new GlyphPlanSequenceSnapPixelScaleLayout(seq, startAt, len, scale);
while (snapToPx.Read())
{
_painter.SetOrigin((float)Math.Round(left + snapToPx.ExactX) + 0.33f, (float)Math.Floor(top + snapToPx.ExactY));
GlyphBitmap glyphBmp = _glyphSvgStore.GetGlyphBitmap(snapToPx.CurrentGlyphIndex);
//how to draw the image
//1.
if (glyphBmp != null)
{
_painter.DrawImage(glyphBmp.Bitmap);
}
}
}
else if (_currentTypeface.IsBitmapFont)
{
//check if we have exported all the glyph bitmap
//to some 'ready' form?
//if not then create it
_glyphBitmapStore.SetCurrentTypeface(_currentTypeface);
int seqLen = seq.Count;
if (len > seqLen)
{
len = seqLen;
}
var snapToPx = new GlyphPlanSequenceSnapPixelScaleLayout(seq, startAt, len, scale);
while (snapToPx.Read())
{
_painter.SetOrigin((float)Math.Round(left + snapToPx.ExactX) + 0.33f, (float)Math.Floor(top + snapToPx.ExactY));
GlyphBitmap glyphBmp = _glyphBitmapStore.GetGlyphBitmap(snapToPx.CurrentGlyphIndex);
//how to draw the image
//1.
_painter.DrawImage(glyphBmp.Bitmap);
}
}
else
{
if (!hasColorGlyphs)
{
bool savedUseLcdMode = _painter.UseSubPixelLcdEffect; //save,restore later
RenderQuality savedRederQuality = _painter.RenderQuality;
_painter.RenderQuality = RenderQuality.HighQuality;
_painter.UseSubPixelLcdEffect = true;
int seqLen = seq.Count;
if (len > seqLen)
{
len = seqLen;
}
var snapToPx = new GlyphPlanSequenceSnapPixelScaleLayout(seq, startAt, len, scale);
while (snapToPx.Read())
{
_painter.SetOrigin((float)Math.Round(left + snapToPx.ExactX) + 0.33f, (float)Math.Floor(top + snapToPx.ExactY));
_painter.Fill(_glyphMeshStore.GetGlyphMesh(snapToPx.CurrentGlyphIndex));
}
//restore
_painter.RenderQuality = savedRederQuality;
_painter.UseSubPixelLcdEffect = savedUseLcdMode;
}
else
{
//-------------
//this glyph has color information
//-------------
Color originalFillColor = _painter.FillColor;
int seqLen = seq.Count;
if (len > seqLen)
{
len = seqLen;
}
var snapToPx = new GlyphPlanSequenceSnapPixelScaleLayout(seq, startAt, len, scale);
while (snapToPx.Read())
{
_painter.SetOrigin((float)Math.Round(left + snapToPx.ExactX), (float)Math.Floor(top + snapToPx.ExactY));
ushort colorLayerStart;
if (colrTable.LayerIndices.TryGetValue(snapToPx.CurrentGlyphIndex, out colorLayerStart))
{
//TODO: optimize this
//we found color info for this glyph
ushort colorLayerCount = colrTable.LayerCounts[snapToPx.CurrentGlyphIndex];
byte r, g, b, a;
for (int c = colorLayerStart; c < colorLayerStart + colorLayerCount; ++c)
{
ushort gIndex = colrTable.GlyphLayers[c];
int palette = 0; // FIXME: assume palette 0 for now
cpalTable.GetColor(
cpalTable.Palettes[palette] + colrTable.GlyphPalettes[c], //index
out r, out g, out b, out a);
//-----------
_painter.FillColor = new Color(r, g, b);//? a component
_painter.Fill(_glyphMeshStore.GetGlyphMesh(gIndex));
}
}
else
{
//-----------------------------------
//TODO: review here ***
//PERFORMANCE revisit here
//if we have create a vxs we can cache it for later use?
//-----------------------------------
_painter.Fill(_glyphMeshStore.GetGlyphMesh(snapToPx.CurrentGlyphIndex));
}
}
_painter.FillColor = originalFillColor; //restore color
}
}
//restore prev origin
_painter.SetOrigin(ox, oy);
}
Bitmap RenderPageCore(int pageNum, Size maxSize, RenderQuality quality)
{
ArgCheck.InRange(pageNum, 0, PageCount, "pageNum");
_pdfDoc.o.CurrentPage = pageNum;
_pdfDoc.o.UseMuPDF = false;
if (_pdfDoc.o.SupportsMuPDF && quality == RenderQuality.HighQuality)
{
_pdfDoc.o.UseMuPDF = true;
}
// Scale
Size pageSize = new Size(_pdfDoc.o.PageWidth, _pdfDoc.o.PageHeight);
Size size = pageSize.ScaleToFitBounds(maxSize);
// 24bpp format for compatibility with AForge
Bitmap bitmap = new Bitmap(size.Width, size.Height, PixelFormat.Format24bppRgb);
using (Graphics g = Graphics.FromImage(bitmap))
{
_pdfDoc.o.Zoom = ZoomConst * (double)bitmap.Width / _pdfDoc.o.PageWidth;
try
{
// Note: not certain what the params mean.
// Simple RenderPage sometimes does not zoom properly
_pdfDoc.o.RenderPage(g.GetHdc(), true, false);
g.ReleaseHdc();
}
finally
{
_pdfDoc.o.Zoom = ZoomConst;
}
Rectangle bounds = new Rectangle(0, 0, bitmap.Width, bitmap.Height);
g.FillRectangle(Brushes.White, bounds);
_pdfDoc.o.ClientBounds = bounds;
_pdfDoc.o.DrawPageHDC(g.GetHdc());
g.ReleaseHdc();
}
return bitmap;
}
public Bitmap RenderPageImage(int pageNum, Size maxSize, RenderQuality quality = RenderQuality.Optimal)
{
if (pageNum < 1) { throw new ArgumentException("pageNum < 1. Should start at 1"); }
AssertPdfDocLoaded();
// Get quality, high by default
if (quality == RenderQuality.Optimal)
{
quality = PerfInfo.QualityToUse;
}
DateTime startTime = DateTime.Now;
Bitmap image = RenderPageCore(pageNum, maxSize, quality);
double time = (DateTime.Now - startTime).TotalMilliseconds;
PerfInfo.SaveTime(time, quality);
return image;
}
public Bitmap RenderPageImage(int pageNum, Size maxSize, RenderQuality quality = RenderQuality.HighQuality)
{
if (maxSize == Size.Empty) { return new Bitmap(PageSize.Width, PageSize.Height); }
return new Bitmap(maxSize.Width, PageSize.Height);
}
/// <summary>
/// Creates a LensFlare instance with custom settings. The graphics device
/// will be reused, but will not be disposed of at instance destruction.
/// </summary>
/// <param name="device">The graphics device to use.</param>
/// <param name="context">The device context to use.</param>
/// <param name="quality">The required render quality.</param>
/// <param name="profile">The desired optical profile.</param>
/// <param name="options">The desired diffraction options.</param>
public EyeDiffraction(Device device, DeviceContext context, RenderQuality quality, OpticalProfile profile, DiffractionOptions options)
{
Pass = new SurfacePass(device);
composer = new ApertureComposer(device);
Device = device; /* Store the device. */
Context = context; /* Save the context. */
Quality = quality; /* Validate quality. */
Profile = profile; /* Use lens profile. */
Options = options; /* Save the options. */
}
private Size DiffractionSize(RenderQuality quality)
{
switch (quality)
{
case RenderQuality.Low: return new Size( 256, 256);
case RenderQuality.Medium: return new Size( 512, 512);
case RenderQuality.High: return new Size(1024, 1024);
case RenderQuality.Optimal: return new Size(2048, 2048);
default: throw new ArgumentException("Unknown render quality.");
}
}
private Size ConvolutionSize(RenderQuality quality)
{
return new Size(DiffractionSize(quality).Width * 2,
DiffractionSize(quality).Height * 2);
}
