public span_image_resample(IImageBufferAccessor src,
ISpanInterpolator inter,
ImageFilterLookUpTable filter) : base(src, inter, filter)
{
m_scale_limit = (20);
m_blur_x = ((int)image_subpixel_scale_e.image_subpixel_scale);
m_blur_y = ((int)image_subpixel_scale_e.image_subpixel_scale);
}
//--------------------------------------------------------------------
public span_image_resample_rgb(IImageBufferAccessor src,
ISpanInterpolator inter,
ImageFilterLookUpTable filter) :
base(src, inter, filter)
{
if (src.SourceImage.GetRecieveBlender().NumPixelBits != 24)
{
throw new System.FormatException("You have to use a rgb blender with span_image_resample_rgb");
}
}
public span_image_filter(IImageBufferAccessor src,
ISpanInterpolator interpolator, ImageFilterLookUpTable filter)
{
imageBufferAccessor = src;
m_interpolator = interpolator;
m_filter = (filter);
m_dx_dbl = (0.5);
m_dy_dbl = (0.5);
m_dx_int = ((int)image_subpixel_scale_e.image_subpixel_scale / 2);
m_dy_int = ((int)image_subpixel_scale_e.image_subpixel_scale / 2);
}
public span_image_filter(IImageBufferAccessor src,
ISpanInterpolator interpolator, ImageFilterLookUpTable filter)
{
imageBufferAccessor = src;
m_interpolator = interpolator;
m_filter = (filter);
m_dx_dbl = (0.5);
m_dy_dbl = (0.5);
m_dx_int = ((int)image_subpixel_scale_e.image_subpixel_scale / 2);
m_dy_int = ((int)image_subpixel_scale_e.image_subpixel_scale / 2);
}
private void transform_image(double angle)
{
double width = m_TempDestImage.Width;
double height = m_TempDestImage.Height;
#if SourceDepthFloat
ImageClippingProxyFloat clippedDest = new ImageClippingProxyFloat(m_TempDestImage);
#else
ImageClippingProxy clippedDest = new ImageClippingProxy(m_TempDestImage);
#endif
clippedDest.clear(new ColorF(1.0, 1.0, 1.0));
Affine src_mtx = Affine.NewIdentity();
src_mtx *= Affine.NewTranslation(-width / 2.0, -height / 2.0);
src_mtx *= Affine.NewRotation(angle * Math.PI / 180.0);
src_mtx *= Affine.NewTranslation(width / 2.0, height / 2.0);
Affine img_mtx = new Affine(src_mtx);
img_mtx.invert();
double r = width;
if (height < r)
{
r = height;
}
r *= 0.5;
r -= 4.0;
VertexSource.Ellipse ell = new MatterHackers.Agg.VertexSource.Ellipse(width / 2.0, height / 2.0, r, r, 200);
VertexSourceApplyTransform tr = new VertexSourceApplyTransform(ell, src_mtx);
m_num_pix += r * r * Math.PI;
#if SourceDepthFloat
span_interpolator_linear_float interpolator = new span_interpolator_linear_float(img_mtx);
#else
span_interpolator_linear interpolator = new span_interpolator_linear(img_mtx);
#endif
ImageFilterLookUpTable filter = new ImageFilterLookUpTable();
bool norm = m_normalize.Checked;
#if SourceDepthFloat
ImageBufferAccessorClipFloat source = new ImageBufferAccessorClipFloat(m_RotatedImage, RGBA_Floats.rgba_pre(0, 0, 0, 0).ToColorF());
#else
ImageBufferAccessorClip source = new ImageBufferAccessorClip(m_RotatedImage, ColorF.rgba_pre(0, 0, 0, 0).ToColor());
#endif
IImageFilterFunction filterFunction = null;
ScanlineRenderer scanlineRenderer = new ScanlineRenderer();
switch (filterSelectionButtons.SelectedIndex)
{
case 0:
{
#if SourceDepthFloat
span_image_filter_float spanGenerator;
#else
span_image_filter spanGenerator;
#endif
switch (source.SourceImage.BitDepth)
{
case 24:
#if SourceDepthFloat
throw new NotImplementedException();
#else
spanGenerator = new span_image_filter_rgb_nn(source, interpolator);
#endif
break;
case 32:
#if SourceDepthFloat
throw new NotImplementedException();
#else
spanGenerator = new span_image_filter_rgba_nn(source, interpolator);
#endif
break;
default:
throw new NotImplementedException("only support 24 and 32 bit");
}
m_Rasterizer.add_path(tr);
scanlineRenderer.GenerateAndRender(m_Rasterizer, m_ScanlineUnpacked, clippedDest, m_SpanAllocator, spanGenerator);
}
break;
case 1:
{
#if SourceDepthFloat
span_image_filter_float spanGenerator;
#else
span_image_filter spanGenerator;
#endif
switch (source.SourceImage.BitDepth)
{
case 24:
#if SourceDepthFloat
throw new NotImplementedException();
#else
spanGenerator = new span_image_filter_rgb_bilinear(source, interpolator);
#endif
break;
case 32:
#if SourceDepthFloat
throw new NotImplementedException();
#else
spanGenerator = new span_image_filter_rgba_bilinear(source, interpolator);
#endif
break;
#if SourceDepthFloat
case 128:
spanGenerator = new span_image_filter_rgba_bilinear_float(source, interpolator);
break;
#endif
default:
throw new NotImplementedException("only support 24 and 32 bit");
}
m_Rasterizer.add_path(tr);
scanlineRenderer.GenerateAndRender(m_Rasterizer, m_ScanlineUnpacked, clippedDest, m_SpanAllocator, spanGenerator);
}
break;
case 5:
case 6:
case 7:
{
switch (filterSelectionButtons.SelectedIndex)
{
case 5: filter.calculate(new image_filter_hanning(), norm); break;
case 6: filter.calculate(new image_filter_hamming(), norm); break;
case 7: filter.calculate(new image_filter_hermite(), norm); break;
}
#if SourceDepthFloat
throw new NotImplementedException();
#else
span_image_filter_rgb_2x2 spanGenerator = new span_image_filter_rgb_2x2(source, interpolator, filter);
#endif
m_Rasterizer.add_path(tr);
#if SourceDepthFloat
throw new NotImplementedException();
#else
scanlineRenderer.GenerateAndRender(m_Rasterizer, m_ScanlineUnpacked, clippedDest, m_SpanAllocator, spanGenerator);
#endif
}
break;
case 2:
case 3:
case 4:
case 8:
case 9:
case 10:
case 11:
case 12:
case 13:
case 14:
case 15:
case 16:
{
switch (filterSelectionButtons.SelectedIndex)
{
case 2: filter.calculate(new image_filter_bicubic(), norm); break;
case 3: filter.calculate(new image_filter_spline16(), norm); break;
case 4: filter.calculate(new image_filter_spline36(), norm); break;
case 8: filter.calculate(new image_filter_kaiser(), norm); break;
case 9: filter.calculate(new image_filter_quadric(), norm); break;
case 10: filter.calculate(new image_filter_catrom(), norm); break;
case 11: filter.calculate(new image_filter_gaussian(), norm); break;
case 12: filter.calculate(new image_filter_bessel(), norm); break;
case 13: filter.calculate(new image_filter_mitchell(), norm); break;
case 14: filter.calculate(new image_filter_sinc(m_radius.Value), norm); break;
case 15: filter.calculate(new image_filter_lanczos(m_radius.Value), norm); break;
case 16:
filterFunction = new image_filter_blackman(m_radius.Value);
//filterFunction = new image_filter_bilinear();
filter.calculate(filterFunction, norm);
break;
}
#if SourceDepthFloat
span_image_filter_float spanGenerator;
#else
span_image_filter spanGenerator;
#endif
switch (source.SourceImage.BitDepth)
{
case 24:
#if SourceDepthFloat
throw new NotImplementedException();
#else
spanGenerator = new span_image_filter_rgb(source, interpolator, filter);
#endif
break;
case 32:
#if SourceDepthFloat
throw new NotImplementedException();
#else
spanGenerator = new span_image_filter_rgba(source, interpolator, filter);
#endif
break;
#if SourceDepthFloat
case 128:
spanGenerator = new span_image_filter_rgba_float(source, interpolator, filterFunction);
break;
#endif
default:
throw new NotImplementedException("only support 24 and 32 bit");
}
m_Rasterizer.add_path(tr);
scanlineRenderer.GenerateAndRender(m_Rasterizer, m_ScanlineUnpacked, clippedDest, m_SpanAllocator, spanGenerator);
}
break;
}
}
public override void Render(IImageByte source,
double destX,
double destY,
double angleRadians,
double inScaleX,
double inScaleY)
{
Affine graphicsTransform = GetTransform();
// exit early if the dest and source bounds don't touch.
// TODO: <BUG> make this do rotation and scaling
RectangleInt sourceBounds = source.GetBounds();
RectangleInt destBounds = this.destImageByte.GetBounds();
sourceBounds.Offset((int)(destX + graphicsTransform.tx), (int)(destY + graphicsTransform.ty));
if (!RectangleInt.DoIntersect(sourceBounds, destBounds))
{
if (inScaleX != 1 || inScaleY != 1 || angleRadians != 0)
{
//throw new NotImplementedException();
}
//return;
}
double scaleX = inScaleX;
double scaleY = inScaleY;
if (!graphicsTransform.is_identity())
{
if (scaleX != 1 || scaleY != 1 || angleRadians != 0)
{
//throw new NotImplementedException();
}
graphicsTransform.transform(ref destX, ref destY);
}
#if false // this is an optimization that eliminates the drawing of images that have their alpha set to all 0 (happens with generated images like explosions).
MaxAlphaFrameProperty maxAlphaFrameProperty = MaxAlphaFrameProperty::GetMaxAlphaFrameProperty(source);
if ((maxAlphaFrameProperty.GetMaxAlpha() * color.A_Byte) / 256 <= ALPHA_CHANNEL_BITS_DIVISOR)
{
m_OutFinalBlitBounds.SetRect(0, 0, 0, 0);
}
#endif
bool isScaled = scaleX != 1 || scaleY != 1;
bool isRotated = true;
if (Math.Abs(angleRadians) < (0.1 * MathHelper.Tau / 360))
{
isRotated = false;
angleRadians = 0;
}
// bool IsMipped = false;
double sourceOriginOffsetX = source.OriginOffset.X;
double sourceOriginOffsetY = source.OriginOffset.Y;
bool canUseMipMaps = isScaled;
if (scaleX > 0.5 || scaleY > 0.5)
{
canUseMipMaps = false;
}
bool renderRequriesSourceSampling = isScaled || isRotated || destX != (int)destX || destY != (int)destY;
// this is the fast drawing path
if (renderRequriesSourceSampling)
{
#if false // if the scaling is small enough the results can be improved by using mip maps
if (CanUseMipMaps)
{
CMipMapFrameProperty *pMipMapFrameProperty = CMipMapFrameProperty::GetMipMapFrameProperty(source);
double OldScaleX = scaleX;
double OldScaleY = scaleY;
const CFrameInterface *pMippedFrame = pMipMapFrameProperty.GetMipMapFrame(ref scaleX, ref scaleY);
if (pMippedFrame != source)
{
IsMipped = true;
source = pMippedFrame;
sourceOriginOffsetX *= (OldScaleX / scaleX);
sourceOriginOffsetY *= (OldScaleY / scaleY);
}
HotspotOffsetX *= (inScaleX / scaleX);
HotspotOffsetY *= (inScaleY / scaleY);
}
#endif
switch (ImageRenderQuality)
{
case TransformQuality.Fastest:
{
DrawImageGetDestBounds(source, destX, destY, sourceOriginOffsetX, sourceOriginOffsetY, scaleX, scaleY, angleRadians, out Affine destRectTransform);
var sourceRectTransform = new Affine(destRectTransform);
// We invert it because it is the transform to make the image go to the same position as the polygon. LBB [2/24/2004]
sourceRectTransform.invert();
span_image_filter spanImageFilter;
var interpolator = new span_interpolator_linear(sourceRectTransform);
var sourceAccessor = new ImageBufferAccessorClip(source, ColorF.rgba_pre(0, 0, 0, 0).ToColor());
spanImageFilter = new span_image_filter_rgba_bilinear_clip(sourceAccessor, ColorF.rgba_pre(0, 0, 0, 0), interpolator);
DrawImage(spanImageFilter, destRectTransform);
}
break;
case TransformQuality.Best:
{
DrawImageGetDestBounds(source, destX, destY, sourceOriginOffsetX, sourceOriginOffsetY, scaleX, scaleY, angleRadians, out Affine destRectTransform);
var sourceRectTransform = new Affine(destRectTransform);
// We invert it because it is the transform to make the image go to the same position as the polygon. LBB [2/24/2004]
sourceRectTransform.invert();
var interpolator = new span_interpolator_linear(sourceRectTransform);
var sourceAccessor = new ImageBufferAccessorClip(source, ColorF.rgba_pre(0, 0, 0, 0).ToColor());
// spanImageFilter = new span_image_filter_rgba_bilinear_clip(sourceAccessor, RGBA_Floats.rgba_pre(0, 0, 0, 0), interpolator);
IImageFilterFunction filterFunction = null;
filterFunction = new image_filter_blackman(4);
var filter = new ImageFilterLookUpTable();
filter.calculate(filterFunction, true);
span_image_filter spanGenerator = new span_image_filter_rgba(sourceAccessor, interpolator, filter);
DrawImage(spanGenerator, destRectTransform);
}
break;
}
#if false // this is some debug you can enable to visualize the dest bounding box
LineFloat(BoundingRect.left, BoundingRect.top, BoundingRect.right, BoundingRect.top, WHITE);
LineFloat(BoundingRect.right, BoundingRect.top, BoundingRect.right, BoundingRect.bottom, WHITE);
LineFloat(BoundingRect.right, BoundingRect.bottom, BoundingRect.left, BoundingRect.bottom, WHITE);
LineFloat(BoundingRect.left, BoundingRect.bottom, BoundingRect.left, BoundingRect.top, WHITE);
#endif
}
else // TODO: this can be even faster if we do not use an intermediate buffer
{
DrawImageGetDestBounds(source, destX, destY, sourceOriginOffsetX, sourceOriginOffsetY, scaleX, scaleY, angleRadians, out Affine destRectTransform);
var sourceRectTransform = new Affine(destRectTransform);
// We invert it because it is the transform to make the image go to the same position as the polygon. LBB [2/24/2004]
sourceRectTransform.invert();
var interpolator = new span_interpolator_linear(sourceRectTransform);
var sourceAccessor = new ImageBufferAccessorClip(source, ColorF.rgba_pre(0, 0, 0, 0).ToColor());
span_image_filter spanImageFilter = null;
switch (source.BitDepth)
{
case 32:
spanImageFilter = new span_image_filter_rgba_nn_stepXby1(sourceAccessor, interpolator);
break;
case 24:
spanImageFilter = new span_image_filter_rgb_nn_stepXby1(sourceAccessor, interpolator);
break;
case 8:
spanImageFilter = new span_image_filter_gray_nn_stepXby1(sourceAccessor, interpolator);
break;
default:
throw new NotImplementedException();
}
// spanImageFilter = new span_image_filter_rgba_nn(sourceAccessor, interpolator);
DrawImage(spanImageFilter, destRectTransform);
DestImage.MarkImageChanged();
}
}
public void filter(ImageFilterLookUpTable v)
{
m_filter = v;
}
//--------------------------------------------------------------------
public span_image_resample_rgb(IImageBufferAccessor src,
ISpanInterpolator inter,
ImageFilterLookUpTable filter) :
base(src, inter, filter)
{
if (src.SourceImage.GetRecieveBlender().NumPixelBits != 24)
{
throw new System.FormatException("You have to use a rgb blender with span_image_resample_rgb");
}
}
//--------------------------------------------------------------------
public span_image_filter_rgb_2x2(IImageBufferAccessor src, ISpanInterpolator inter, ImageFilterLookUpTable filter)
: base(src, inter, filter)
{
}
public void filter(ImageFilterLookUpTable v)
{
m_filter = v;
}
public override void Render(IImageByte source,
double destX, double destY,
double angleRadians,
double inScaleX, double inScaleY)
{
{ // exit early if the dest and source bounds don't touch.
// TODO: <BUG> make this do rotation and scaling
RectangleInt sourceBounds = source.GetBounds();
RectangleInt destBounds = this.destImageByte.GetBounds();
sourceBounds.Offset((int)destX, (int)destY);
if (!RectangleInt.DoIntersect(sourceBounds, destBounds))
{
if (inScaleX != 1 || inScaleY != 1 || angleRadians != 0)
{
throw new NotImplementedException();
}
return;
}
}
double scaleX = inScaleX;
double scaleY = inScaleY;
Affine graphicsTransform = GetTransform();
if (!graphicsTransform.is_identity())
{
if (scaleX != 1 || scaleY != 1 || angleRadians != 0)
{
throw new NotImplementedException();
}
graphicsTransform.transform(ref destX, ref destY);
}
#if false // this is an optimization that eliminates the drawing of images that have their alpha set to all 0 (happens with generated images like explosions).
MaxAlphaFrameProperty maxAlphaFrameProperty = MaxAlphaFrameProperty::GetMaxAlphaFrameProperty(source);
if((maxAlphaFrameProperty.GetMaxAlpha() * color.A_Byte) / 256 <= ALPHA_CHANNEL_BITS_DIVISOR)
{
m_OutFinalBlitBounds.SetRect(0,0,0,0);
}
#endif
bool IsScaled = (scaleX != 1 || scaleY != 1);
bool IsRotated = true;
if (Math.Abs(angleRadians) < (0.1 * MathHelper.Tau / 360))
{
IsRotated = false;
angleRadians = 0;
}
//bool IsMipped = false;
double sourceOriginOffsetX = source.OriginOffset.x;
double sourceOriginOffsetY = source.OriginOffset.y;
bool CanUseMipMaps = IsScaled;
if (scaleX > 0.5 || scaleY > 0.5)
{
CanUseMipMaps = false;
}
bool renderRequriesSourceSampling = IsScaled || IsRotated || destX != (int)destX || destY != (int)destY;
// this is the fast drawing path
if (renderRequriesSourceSampling)
{
#if false // if the scaling is small enough the results can be improved by using mip maps
if(CanUseMipMaps)
{
CMipMapFrameProperty* pMipMapFrameProperty = CMipMapFrameProperty::GetMipMapFrameProperty(source);
double OldScaleX = scaleX;
double OldScaleY = scaleY;
const CFrameInterface* pMippedFrame = pMipMapFrameProperty.GetMipMapFrame(ref scaleX, ref scaleY);
if(pMippedFrame != source)
{
IsMipped = true;
source = pMippedFrame;
sourceOriginOffsetX *= (OldScaleX / scaleX);
sourceOriginOffsetY *= (OldScaleY / scaleY);
}
HotspotOffsetX *= (inScaleX / scaleX);
HotspotOffsetY *= (inScaleY / scaleY);
}
#endif
switch (ImageRenderQuality)
{
case TransformQuality.Fastest:
{
Affine destRectTransform;
DrawImageGetDestBounds(source, destX, destY, sourceOriginOffsetX, sourceOriginOffsetY, scaleX, scaleY, angleRadians, out destRectTransform);
Affine sourceRectTransform = new Affine(destRectTransform);
// We invert it because it is the transform to make the image go to the same position as the polygon. LBB [2/24/2004]
sourceRectTransform.invert();
span_image_filter spanImageFilter;
span_interpolator_linear interpolator = new span_interpolator_linear(sourceRectTransform);
ImageBufferAccessorClip sourceAccessor = new ImageBufferAccessorClip(source, RGBA_Floats.rgba_pre(0, 0, 0, 0).GetAsRGBA_Bytes());
spanImageFilter = new span_image_filter_rgba_bilinear_clip(sourceAccessor, RGBA_Floats.rgba_pre(0, 0, 0, 0), interpolator);
DrawImage(source, spanImageFilter, destRectTransform);
}
break;
case TransformQuality.Best:
{
Affine destRectTransform;
DrawImageGetDestBounds(source, destX, destY, sourceOriginOffsetX, sourceOriginOffsetY, scaleX, scaleY, angleRadians, out destRectTransform);
Affine sourceRectTransform = new Affine(destRectTransform);
// We invert it because it is the transform to make the image go to the same position as the polygon. LBB [2/24/2004]
sourceRectTransform.invert();
span_interpolator_linear interpolator = new span_interpolator_linear(sourceRectTransform);
ImageBufferAccessorClip sourceAccessor = new ImageBufferAccessorClip(source, RGBA_Floats.rgba_pre(0, 0, 0, 0).GetAsRGBA_Bytes());
//spanImageFilter = new span_image_filter_rgba_bilinear_clip(sourceAccessor, RGBA_Floats.rgba_pre(0, 0, 0, 0), interpolator);
IImageFilterFunction filterFunction = null;
filterFunction = new image_filter_blackman(4);
ImageFilterLookUpTable filter = new ImageFilterLookUpTable();
filter.calculate(filterFunction, true);
span_image_filter spanGenerator = new span_image_filter_rgba(sourceAccessor, interpolator, filter);
DrawImage(source, spanGenerator, destRectTransform);
}
break;
}
#if false // this is some debug you can enable to visualize the dest bounding box
LineFloat(BoundingRect.left, BoundingRect.top, BoundingRect.right, BoundingRect.top, WHITE);
LineFloat(BoundingRect.right, BoundingRect.top, BoundingRect.right, BoundingRect.bottom, WHITE);
LineFloat(BoundingRect.right, BoundingRect.bottom, BoundingRect.left, BoundingRect.bottom, WHITE);
LineFloat(BoundingRect.left, BoundingRect.bottom, BoundingRect.left, BoundingRect.top, WHITE);
#endif
}
else // TODO: this can be even faster if we do not use an intermediate buffer
{
Affine destRectTransform;
DrawImageGetDestBounds(source, destX, destY, sourceOriginOffsetX, sourceOriginOffsetY, scaleX, scaleY, angleRadians, out destRectTransform);
Affine sourceRectTransform = new Affine(destRectTransform);
// We invert it because it is the transform to make the image go to the same position as the polygon. LBB [2/24/2004]
sourceRectTransform.invert();
span_interpolator_linear interpolator = new span_interpolator_linear(sourceRectTransform);
ImageBufferAccessorClip sourceAccessor = new ImageBufferAccessorClip(source, RGBA_Floats.rgba_pre(0, 0, 0, 0).GetAsRGBA_Bytes());
span_image_filter spanImageFilter = null;
switch (source.BitDepth)
{
case 32:
spanImageFilter = new span_image_filter_rgba_nn_stepXby1(sourceAccessor, interpolator);
break;
case 24:
spanImageFilter = new span_image_filter_rgb_nn_stepXby1(sourceAccessor, interpolator);
break;
case 8:
spanImageFilter = new span_image_filter_gray_nn_stepXby1(sourceAccessor, interpolator);
break;
default:
throw new NotImplementedException();
}
//spanImageFilter = new span_image_filter_rgba_nn(sourceAccessor, interpolator);
DrawImage(source, spanImageFilter, destRectTransform);
DestImage.MarkImageChanged();
}
}
//--------------------------------------------------------------------
public span_image_filter_rgb_2x2(IImageBufferAccessor src, ISpanInterpolator inter, ImageFilterLookUpTable filter)
: base(src, inter, filter)
{
}
//--------------------------------------------------------------------
public span_image_filter_rgb(IImageBufferAccessor src, ISpanInterpolator inter, ImageFilterLookUpTable filter)
: base(src, inter, filter)
{
if (src.SourceImage.GetBytesBetweenPixelsInclusive() != 3)
{
throw new System.NotSupportedException("span_image_filter_rgb must have a 24 bit DestImage");
}
}
public span_image_resample(IImageBufferAccessor src,
ISpanInterpolator inter,
ImageFilterLookUpTable filter)
: base(src, inter, filter)
{
m_scale_limit = (20);
m_blur_x = ((int)image_subpixel_scale_e.image_subpixel_scale);
m_blur_y = ((int)image_subpixel_scale_e.image_subpixel_scale);
}
public override void OnDraw(Graphics2D graphics2D)
{
ImageBuffer widgetsSubImage = ImageBuffer.NewSubImageReference(graphics2D.DestImage, graphics2D.GetClippingRect());
if (!didInit)
{
didInit = true;
OnInitialize();
}
if (m_gamma.Value != m_old_gamma)
{
m_gamma_lut.SetGamma(m_gamma.Value);
ImageIO.LoadImageData("spheres.bmp", m_SourceImage);
//m_SourceImage.apply_gamma_dir(m_gamma_lut);
m_old_gamma = m_gamma.Value;
}
ImageBuffer pixf = new ImageBuffer();
switch (widgetsSubImage.BitDepth)
{
case 24:
pixf.Attach(widgetsSubImage, new BlenderBGR());
break;
case 32:
pixf.Attach(widgetsSubImage, new BlenderBGRA());
break;
default:
throw new NotImplementedException();
}
ImageClippingProxy clippingProxy = new ImageClippingProxy(pixf);
clippingProxy.clear(new RGBA_Floats(1, 1, 1));
if (m_trans_type.SelectedIndex < 2)
{
// For the affine parallelogram transformations we
// calculate the 4-th (implicit) point of the parallelogram
m_quad.SetXN(3, m_quad.GetXN(0) + (m_quad.GetXN(2) - m_quad.GetXN(1)));
m_quad.SetYN(3, m_quad.GetYN(0) + (m_quad.GetYN(2) - m_quad.GetYN(1)));
}
ScanlineRenderer scanlineRenderer = new ScanlineRenderer();
// draw a background to show how the alpha is working
int RectWidth = 70;
int xoffset = 50;
int yoffset = 50;
for (int i = 0; i < 7; i++)
{
for (int j = 0; j < 7; j++)
{
if ((i + j) % 2 != 0)
{
VertexSource.RoundedRect rect = new VertexSource.RoundedRect(i * RectWidth + xoffset, j * RectWidth + yoffset,
(i + 1) * RectWidth + xoffset, (j + 1) * RectWidth + yoffset, 2);
rect.normalize_radius();
g_rasterizer.add_path(rect);
scanlineRenderer.RenderSolid(clippingProxy, g_rasterizer, g_scanline, new RGBA_Bytes(.2, .2, .2));
}
}
}
//--------------------------
// Render the "quad" tool and controls
g_rasterizer.add_path(m_quad);
scanlineRenderer.RenderSolid(clippingProxy, g_rasterizer, g_scanline, new RGBA_Bytes(0, 0.3, 0.5, 0.1));
// Prepare the polygon to rasterize. Here we need to fill
// the destination (transformed) polygon.
g_rasterizer.SetVectorClipBox(0, 0, Width, Height);
g_rasterizer.reset();
int b = 0;
g_rasterizer.move_to_d(m_quad.GetXN(0) - b, m_quad.GetYN(0) - b);
g_rasterizer.line_to_d(m_quad.GetXN(1) + b, m_quad.GetYN(1) - b);
g_rasterizer.line_to_d(m_quad.GetXN(2) + b, m_quad.GetYN(2) + b);
g_rasterizer.line_to_d(m_quad.GetXN(3) - b, m_quad.GetYN(3) + b);
//typedef agg::span_allocator<color_type> span_alloc_type;
span_allocator sa = new span_allocator();
image_filter_bilinear filter_kernel = new image_filter_bilinear();
ImageFilterLookUpTable filter = new ImageFilterLookUpTable(filter_kernel, true);
ImageBufferAccessorClamp source = new ImageBufferAccessorClamp(m_SourceImage);
stopwatch.Restart();
switch (m_trans_type.SelectedIndex)
{
case 0:
{
/*
agg::trans_affine tr(m_quad.polygon(), g_x1, g_y1, g_x2, g_y2);
typedef agg::span_interpolator_linear<agg::trans_affine> interpolator_type;
interpolator_type interpolator(tr);
typedef image_filter_2x2_type<source_type,
interpolator_type> span_gen_type;
span_gen_type sg(source, interpolator, filter);
agg::render_scanlines_aa(g_rasterizer, g_scanline, rb_pre, sa, sg);
*/
break;
}
case 1:
{
/*
agg::trans_affine tr(m_quad.polygon(), g_x1, g_y1, g_x2, g_y2);
typedef agg::span_interpolator_linear<agg::trans_affine> interpolator_type;
typedef image_resample_affine_type<source_type> span_gen_type;
interpolator_type interpolator(tr);
span_gen_type sg(source, interpolator, filter);
sg.blur(m_blur.Value);
agg::render_scanlines_aa(g_rasterizer, g_scanline, rb_pre, sa, sg);
*/
break;
}
case 2:
{
/*
agg::trans_perspective tr(m_quad.polygon(), g_x1, g_y1, g_x2, g_y2);
if(tr.is_valid())
{
typedef agg::span_interpolator_linear_subdiv<agg::trans_perspective> interpolator_type;
interpolator_type interpolator(tr);
typedef image_filter_2x2_type<source_type,
interpolator_type> span_gen_type;
span_gen_type sg(source, interpolator, filter);
agg::render_scanlines_aa(g_rasterizer, g_scanline, rb_pre, sa, sg);
}
*/
break;
}
case 3:
{
/*
agg::trans_perspective tr(m_quad.polygon(), g_x1, g_y1, g_x2, g_y2);
if(tr.is_valid())
{
typedef agg::span_interpolator_trans<agg::trans_perspective> interpolator_type;
interpolator_type interpolator(tr);
typedef image_filter_2x2_type<source_type,
interpolator_type> span_gen_type;
span_gen_type sg(source, interpolator, filter);
agg::render_scanlines_aa(g_rasterizer, g_scanline, rb_pre, sa, sg);
}
*/
break;
}
case 4:
{
//typedef agg::span_interpolator_persp_lerp<> interpolator_type;
//typedef agg::span_subdiv_adaptor<interpolator_type> subdiv_adaptor_type;
span_interpolator_persp_lerp interpolator = new span_interpolator_persp_lerp(m_quad.polygon(), g_x1, g_y1, g_x2, g_y2);
span_subdiv_adaptor subdiv_adaptor = new span_subdiv_adaptor(interpolator);
span_image_resample sg = null;
if (interpolator.is_valid())
{
switch (source.SourceImage.BitDepth)
{
case 24:
sg = new span_image_resample_rgb(source, subdiv_adaptor, filter);
break;
case 32:
sg = new span_image_resample_rgba(source, subdiv_adaptor, filter);
break;
}
sg.blur(m_blur.Value);
scanlineRenderer.GenerateAndRender(g_rasterizer, g_scanline, clippingProxy, sa, sg);
}
break;
}
case 5:
{
/*
typedef agg::span_interpolator_persp_exact<> interpolator_type;
typedef agg::span_subdiv_adaptor<interpolator_type> subdiv_adaptor_type;
interpolator_type interpolator(m_quad.polygon(), g_x1, g_y1, g_x2, g_y2);
subdiv_adaptor_type subdiv_adaptor(interpolator);
if(interpolator.is_valid())
{
typedef image_resample_type<source_type,
subdiv_adaptor_type> span_gen_type;
span_gen_type sg(source, subdiv_adaptor, filter);
sg.blur(m_blur.Value);
agg::render_scanlines_aa(g_rasterizer, g_scanline, rb_pre, sa, sg);
}
*/
break;
}
}
double tm = stopwatch.ElapsedMilliseconds;
//pixf.apply_gamma_inv(m_gamma_lut);
gsv_text t = new gsv_text();
t.SetFontSize(10.0);
Stroke pt = new Stroke(t);
pt.width(1.5);
string buf = string.Format("{0:F2} ms", tm);
t.start_point(10.0, 70.0);
t.text(buf);
g_rasterizer.add_path(pt);
scanlineRenderer.RenderSolid(clippingProxy, g_rasterizer, g_scanline, new RGBA_Bytes(0, 0, 0));
//--------------------------
//m_trans_type.Render(g_rasterizer, g_scanline, clippingProxy);
//m_gamma.Render(g_rasterizer, g_scanline, clippingProxy);
//m_blur.Render(g_rasterizer, g_scanline, clippingProxy);
base.OnDraw(graphics2D);
}
public override void OnDraw(Graphics2D graphics2D)
{
ImageBuffer widgetsSubImage = ImageBuffer.NewSubImageReference(graphics2D.DestImage, graphics2D.GetClippingRect());
if (!didInit)
{
didInit = true;
OnInitialize();
}
if (m_gamma.Value != m_old_gamma)
{
m_gamma_lut.SetGamma(m_gamma.Value);
ImageIO.LoadImageData("spheres.bmp", m_SourceImage);
//m_SourceImage.apply_gamma_dir(m_gamma_lut);
m_old_gamma = m_gamma.Value;
}
ImageBuffer pixf = new ImageBuffer();
switch (widgetsSubImage.BitDepth)
{
case 24:
pixf.Attach(widgetsSubImage, new BlenderBGR());
break;
case 32:
pixf.Attach(widgetsSubImage, new BlenderBGRA());
break;
default:
throw new NotImplementedException();
}
ImageClippingProxy clippingProxy = new ImageClippingProxy(pixf);
clippingProxy.clear(new ColorF(1, 1, 1));
if (m_trans_type.SelectedIndex < 2)
{
// For the affine parallelogram transformations we
// calculate the 4-th (implicit) point of the parallelogram
m_quad.SetXN(3, m_quad.GetXN(0) + (m_quad.GetXN(2) - m_quad.GetXN(1)));
m_quad.SetYN(3, m_quad.GetYN(0) + (m_quad.GetYN(2) - m_quad.GetYN(1)));
}
ScanlineRenderer scanlineRenderer = new ScanlineRenderer();
// draw a background to show how the alpha is working
int RectWidth = 70;
int xoffset = 50;
int yoffset = 50;
for (int i = 0; i < 7; i++)
{
for (int j = 0; j < 7; j++)
{
if ((i + j) % 2 != 0)
{
VertexSource.RoundedRect rect = new VertexSource.RoundedRect(i * RectWidth + xoffset, j * RectWidth + yoffset,
(i + 1) * RectWidth + xoffset, (j + 1) * RectWidth + yoffset, 2);
rect.normalize_radius();
g_rasterizer.add_path(rect);
scanlineRenderer.RenderSolid(clippingProxy, g_rasterizer, g_scanline, new Color(.2, .2, .2));
}
}
}
//--------------------------
// Render the "quad" tool and controls
g_rasterizer.add_path(m_quad);
scanlineRenderer.RenderSolid(clippingProxy, g_rasterizer, g_scanline, new Color(0, 0.3, 0.5, 0.1));
// Prepare the polygon to rasterize. Here we need to fill
// the destination (transformed) polygon.
g_rasterizer.SetVectorClipBox(0, 0, Width, Height);
g_rasterizer.reset();
int b = 0;
g_rasterizer.move_to_d(m_quad.GetXN(0) - b, m_quad.GetYN(0) - b);
g_rasterizer.line_to_d(m_quad.GetXN(1) + b, m_quad.GetYN(1) - b);
g_rasterizer.line_to_d(m_quad.GetXN(2) + b, m_quad.GetYN(2) + b);
g_rasterizer.line_to_d(m_quad.GetXN(3) - b, m_quad.GetYN(3) + b);
//typedef agg::span_allocator<color_type> span_alloc_type;
span_allocator sa = new span_allocator();
image_filter_bilinear filter_kernel = new image_filter_bilinear();
ImageFilterLookUpTable filter = new ImageFilterLookUpTable(filter_kernel, true);
ImageBufferAccessorClamp source = new ImageBufferAccessorClamp(m_SourceImage);
stopwatch.Restart();
switch (m_trans_type.SelectedIndex)
{
case 0:
{
/*
* agg::trans_affine tr(m_quad.polygon(), g_x1, g_y1, g_x2, g_y2);
*
* typedef agg::span_interpolator_linear<agg::trans_affine> interpolator_type;
* interpolator_type interpolator(tr);
*
* typedef image_filter_2x2_type<source_type,
* interpolator_type> span_gen_type;
* span_gen_type sg(source, interpolator, filter);
* agg::render_scanlines_aa(g_rasterizer, g_scanline, rb_pre, sa, sg);
*/
break;
}
case 1:
{
/*
* agg::trans_affine tr(m_quad.polygon(), g_x1, g_y1, g_x2, g_y2);
*
* typedef agg::span_interpolator_linear<agg::trans_affine> interpolator_type;
* typedef image_resample_affine_type<source_type> span_gen_type;
*
* interpolator_type interpolator(tr);
* span_gen_type sg(source, interpolator, filter);
* sg.blur(m_blur.Value);
* agg::render_scanlines_aa(g_rasterizer, g_scanline, rb_pre, sa, sg);
*/
break;
}
case 2:
{
/*
* agg::trans_perspective tr(m_quad.polygon(), g_x1, g_y1, g_x2, g_y2);
* if(tr.is_valid())
* {
* typedef agg::span_interpolator_linear_subdiv<agg::trans_perspective> interpolator_type;
* interpolator_type interpolator(tr);
*
* typedef image_filter_2x2_type<source_type,
* interpolator_type> span_gen_type;
* span_gen_type sg(source, interpolator, filter);
* agg::render_scanlines_aa(g_rasterizer, g_scanline, rb_pre, sa, sg);
* }
*/
break;
}
case 3:
{
/*
* agg::trans_perspective tr(m_quad.polygon(), g_x1, g_y1, g_x2, g_y2);
* if(tr.is_valid())
* {
* typedef agg::span_interpolator_trans<agg::trans_perspective> interpolator_type;
* interpolator_type interpolator(tr);
*
* typedef image_filter_2x2_type<source_type,
* interpolator_type> span_gen_type;
* span_gen_type sg(source, interpolator, filter);
* agg::render_scanlines_aa(g_rasterizer, g_scanline, rb_pre, sa, sg);
* }
*/
break;
}
case 4:
{
//typedef agg::span_interpolator_persp_lerp<> interpolator_type;
//typedef agg::span_subdiv_adaptor<interpolator_type> subdiv_adaptor_type;
span_interpolator_persp_lerp interpolator = new span_interpolator_persp_lerp(m_quad.polygon(), g_x1, g_y1, g_x2, g_y2);
span_subdiv_adaptor subdiv_adaptor = new span_subdiv_adaptor(interpolator);
span_image_resample sg = null;
if (interpolator.is_valid())
{
switch (source.SourceImage.BitDepth)
{
case 24:
sg = new span_image_resample_rgb(source, subdiv_adaptor, filter);
break;
case 32:
sg = new span_image_resample_rgba(source, subdiv_adaptor, filter);
break;
}
sg.blur(m_blur.Value);
scanlineRenderer.GenerateAndRender(g_rasterizer, g_scanline, clippingProxy, sa, sg);
}
break;
}
case 5:
{
/*
* typedef agg::span_interpolator_persp_exact<> interpolator_type;
* typedef agg::span_subdiv_adaptor<interpolator_type> subdiv_adaptor_type;
*
* interpolator_type interpolator(m_quad.polygon(), g_x1, g_y1, g_x2, g_y2);
* subdiv_adaptor_type subdiv_adaptor(interpolator);
*
* if(interpolator.is_valid())
* {
* typedef image_resample_type<source_type,
* subdiv_adaptor_type> span_gen_type;
* span_gen_type sg(source, subdiv_adaptor, filter);
* sg.blur(m_blur.Value);
* agg::render_scanlines_aa(g_rasterizer, g_scanline, rb_pre, sa, sg);
* }
*/
break;
}
}
double tm = stopwatch.ElapsedMilliseconds;
//pixf.apply_gamma_inv(m_gamma_lut);
gsv_text t = new gsv_text();
t.SetFontSize(10.0);
Stroke pt = new Stroke(t);
pt.Width = 1.5;
string buf = string.Format("{0:F2} ms", tm);
t.start_point(10.0, 70.0);
t.text(buf);
g_rasterizer.add_path(pt);
scanlineRenderer.RenderSolid(clippingProxy, g_rasterizer, g_scanline, new Color(0, 0, 0));
//--------------------------
//m_trans_type.Render(g_rasterizer, g_scanline, clippingProxy);
//m_gamma.Render(g_rasterizer, g_scanline, clippingProxy);
//m_blur.Render(g_rasterizer, g_scanline, clippingProxy);
base.OnDraw(graphics2D);
}
//--------------------------------------------------------------------
public span_image_filter_rgb(IImageBufferAccessor src, ISpanInterpolator inter, ImageFilterLookUpTable filter)
: base(src, inter, filter)
{
if (src.SourceImage.GetBytesBetweenPixelsInclusive() != 3)
{
throw new System.NotSupportedException("span_image_filter_rgb must have a 24 bit DestImage");
}
}
