public override void OnDraw(Graphics2D graphics2D)
{
ImageClippingProxy ren_base = new ImageClippingProxy(graphics2D.DestImage);
ren_base.clear(new RGBA_Floats(1.0, 1.0, .95));
ScanlineRasterizer ras = new ScanlineRasterizer();
ScanlineCachePacked8 sl = new ScanlineCachePacked8();
// Pattern source. Must have an interface:
// width() const
// height() const
// pixel(int x, int y) const
// Any agg::renderer_base<> or derived
// is good for the use as a source.
//-----------------------------------
pattern_src_brightness_to_alpha_RGBA_Bytes p1 = new pattern_src_brightness_to_alpha_RGBA_Bytes(rbuf_img0);
pattern_src_brightness_to_alpha_RGBA_Bytes p2 = new pattern_src_brightness_to_alpha_RGBA_Bytes(rbuf_img1);
pattern_src_brightness_to_alpha_RGBA_Bytes p3 = new pattern_src_brightness_to_alpha_RGBA_Bytes(rbuf_img2);
pattern_src_brightness_to_alpha_RGBA_Bytes p4 = new pattern_src_brightness_to_alpha_RGBA_Bytes(rbuf_img3);
pattern_src_brightness_to_alpha_RGBA_Bytes p5 = new pattern_src_brightness_to_alpha_RGBA_Bytes(rbuf_img4);
pattern_src_brightness_to_alpha_RGBA_Bytes p6 = new pattern_src_brightness_to_alpha_RGBA_Bytes(rbuf_img5);
pattern_src_brightness_to_alpha_RGBA_Bytes p7 = new pattern_src_brightness_to_alpha_RGBA_Bytes(rbuf_img6);
pattern_src_brightness_to_alpha_RGBA_Bytes p8 = new pattern_src_brightness_to_alpha_RGBA_Bytes(rbuf_img7);
pattern_src_brightness_to_alpha_RGBA_Bytes p9 = new pattern_src_brightness_to_alpha_RGBA_Bytes(rbuf_img8);
//pattern_filter_bilinear_RGBA_Bytes fltr = new pattern_filter_bilinear_RGBA_Bytes(); // Filtering functor
// agg::line_image_pattern is the main container for the patterns. It creates
// a copy of the patterns extended according to the needs of the filter.
// agg::line_image_pattern can operate with arbitrary image width, but if the
// width of the pattern is power of 2, it's better to use the modified
// version agg::line_image_pattern_pow2 because it works about 15-25 percent
// faster than agg::line_image_pattern (because of using simple masking instead
// of expensive '%' operation).
//-- Create with specifying the source
//-- Create uninitialized and set the source
line_image_pattern patt = new line_image_pattern(new pattern_filter_bilinear_RGBA_Bytes());
ImageLineRenderer ren_img = new ImageLineRenderer(ren_base, patt);
rasterizer_outline_aa ras_img = new rasterizer_outline_aa(ren_img);
draw_curve(patt, ras_img, ren_img, p1, m_curve1.curve());
/*
* draw_curve(patt, ras_img, ren_img, p2, m_curve2.curve());
* draw_curve(patt, ras_img, ren_img, p3, m_curve3.curve());
* draw_curve(patt, ras_img, ren_img, p4, m_curve4.curve());
* draw_curve(patt, ras_img, ren_img, p5, m_curve5.curve());
* draw_curve(patt, ras_img, ren_img, p6, m_curve6.curve());
* draw_curve(patt, ras_img, ren_img, p7, m_curve7.curve());
* draw_curve(patt, ras_img, ren_img, p8, m_curve8.curve());
* draw_curve(patt, ras_img, ren_img, p9, m_curve9.curve());
*/
base.OnDraw(graphics2D);
}
private void _InternalRender(IVertexSource vertexSource, RGBA_Bytes color)
{
if (_clipBuffer != null)
{
// DEBUG_saveImageBuffer(_clipBuffer);
// DEBUG_saveImageBuffer(this.imb);
IAlphaMask alphaMask = new AlphaMaskByteClipped(_clipBuffer, 1, 0);
AlphaMaskAdaptor imageAlphaMaskAdaptor = new AlphaMaskAdaptor(aggGc.DestImage, alphaMask);
ImageClippingProxy alphaMaskClippingProxy = new ImageClippingProxy(imageAlphaMaskAdaptor);
var scanlineRenderer = new ScanlineRenderer();
var rasterizer = new ScanlineRasterizer();
var scanlineCache = new ScanlineCachePacked8();
VertexSourceApplyTransform trans = new VertexSourceApplyTransform(vertexSource, aggGc.GetTransform());
rasterizer.add_path(trans);
scanlineRenderer.render_scanlines_aa_solid(alphaMaskClippingProxy, rasterizer, scanlineCache, color);
aggGc.DestImage.MarkImageChanged();
}
else
{
aggGc.Render(vertexSource, color);
}
}
public override void OnDraw(Graphics2D graphics2D)
{
ImageBuffer widgetsSubImage = ImageBuffer.NewSubImageReference(graphics2D.DestImage, graphics2D.GetClippingRect());
IImageByte backBuffer = widgetsSubImage;
#if SourceDepth24
pixfmt_alpha_blend_rgb pf = new pixfmt_alpha_blend_rgb(backBuffer, new blender_bgr());
#else
ImageBuffer pf = new ImageBuffer();
pf.Attach(backBuffer, new BlenderBGRA());
#endif
ImageClippingProxy ren_base = new ImageClippingProxy(pf);
ren_base.clear(new RGBA_Floats(1.0, 1.0, 1.0));
scanline_unpacked_8 sl = new scanline_unpacked_8();
ScanlineRasterizer ras = new ScanlineRasterizer();
#if true
render_gouraud(backBuffer, sl, ras);
#else
agg.span_allocator span_alloc = new span_allocator();
span_gouraud_rgba span_gen = new span_gouraud_rgba(new rgba8(255, 0, 0, 255), new rgba8(0, 255, 0, 255), new rgba8(0, 0, 255, 255), 320, 220, 100, 100, 200, 100, 0);
span_gouraud test_sg = new span_gouraud(new rgba8(0, 0, 0, 255), new rgba8(0, 0, 0, 255), new rgba8(0, 0, 0, 255), 320, 220, 100, 100, 200, 100, 0);
ras.add_path(test_sg);
renderer_scanlines.render_scanlines_aa(ras, sl, ren_base, span_alloc, span_gen);
//renderer_scanlines.render_scanlines_aa_solid(ras, sl, ren_base, new rgba8(0, 0, 0, 255));
#endif
ras.gamma(new gamma_none());
//m_dilation.Render(ras, sl, ren_base);
//m_gamma.Render(ras, sl, ren_base);
//m_alpha.Render(ras, sl, ren_base);
base.OnDraw(graphics2D);
}
public override void OnDraw(Graphics2D graphics2D)
{
ImageBuffer widgetsSubImage = ImageBuffer.NewSubImageReference(graphics2D.DestImage, graphics2D.GetClippingRect());
int width = (int)widgetsSubImage.Width;
int height = (int)widgetsSubImage.Height;
ImageBuffer clippedSubImage = new ImageBuffer();
clippedSubImage.Attach(widgetsSubImage, new BlenderBGRA());
ImageClippingProxy imageClippingProxy = new ImageClippingProxy(clippedSubImage);
imageClippingProxy.clear(new ColorF(1, 1, 1));
Affine transform = Affine.NewIdentity();
transform *= Affine.NewTranslation(-lionShape.Center.X, -lionShape.Center.Y);
transform *= Affine.NewScaling(lionScale, lionScale);
transform *= Affine.NewRotation(angle + Math.PI);
transform *= Affine.NewSkewing(skewX / 1000.0, skewY / 1000.0);
transform *= Affine.NewTranslation(width / 2, height / 2);
if (renderAsScanlineCheckBox.Checked)
{
rasterizer.SetVectorClipBox(0, 0, width, height);
foreach (var shape in lionShape.Shapes)
{
Stroke stroke = new Stroke(shape.VertexStorage);
stroke.Width = widthSlider.Value;
stroke.LineJoin = LineJoin.Round;
VertexSourceApplyTransform trans = new VertexSourceApplyTransform(stroke, transform);
ScanlineRenderer scanlineRenderer = new ScanlineRenderer();
rasterizer.add_path(trans);
scanlineRenderer.RenderSolid(imageClippingProxy, rasterizer, scanlineCache, shape.Color);
}
}
else
{
double w = widthSlider.Value * transform.GetScale();
LineProfileAnitAlias lineProfile = new LineProfileAnitAlias(w, new gamma_none());
OutlineRenderer outlineRenderer = new OutlineRenderer(imageClippingProxy, lineProfile);
rasterizer_outline_aa rasterizer = new rasterizer_outline_aa(outlineRenderer);
rasterizer.line_join(renderAccurateJoinsCheckBox.Checked ?
rasterizer_outline_aa.outline_aa_join_e.outline_miter_accurate_join
: rasterizer_outline_aa.outline_aa_join_e.outline_round_join);
rasterizer.round_cap(true);
foreach (var shape in lionShape.Shapes)
{
VertexSourceApplyTransform trans = new VertexSourceApplyTransform(shape.VertexStorage, transform);
rasterizer.RenderAllPaths(trans, new Color[] { shape.Color }, new int[] { 0 }, 1);
}
}
base.OnDraw(graphics2D);
}
private unsafe void generate_alpha_mask(int cx, int cy)
{
alphaByteArray = new byte[cx * cy];
{
#if USE_CLIPPING_ALPHA_MASK
alphaMaskImageBuffer.AttachBuffer(alphaByteArray, 20 * cx + 20, cx - 40, cy - 40, cx, 8, 1);
#else
alphaMaskImageBuffer.attach(alphaByteArray, (int)cx, (int)cy, cx, 1);
#endif
ImageBuffer image = new ImageBuffer();
image.Attach(alphaMaskImageBuffer, new blender_gray(1), 1, 0, 8);
ImageClippingProxy clippingProxy = new ImageClippingProxy(image);
ScanlineCachePacked8 sl = new ScanlineCachePacked8();
clippingProxy.clear(new ColorF(0));
VertexSource.Ellipse ellipseForMask = new MatterHackers.Agg.VertexSource.Ellipse();
System.Random randGenerator = new Random(1432);
ScanlineRenderer scanlineRenderer = new ScanlineRenderer();
int i;
int num = (int)numMasksSlider.Value;
for (i = 0; i < num; i++)
{
if (i == num - 1)
{
ellipseForMask.init(Width / 2, Height / 2, 110, 110, 100);
rasterizer.add_path(ellipseForMask);
scanlineRenderer.RenderSolid(clippingProxy, rasterizer, sl, new Color(0, 0, 0, 255));
ellipseForMask.init(ellipseForMask.originX, ellipseForMask.originY, ellipseForMask.radiusX - 10, ellipseForMask.radiusY - 10, 100);
rasterizer.add_path(ellipseForMask);
scanlineRenderer.RenderSolid(clippingProxy, rasterizer, sl, new Color(255, 0, 0, 255));
}
else
{
ellipseForMask.init(randGenerator.Next() % cx,
randGenerator.Next() % cy,
randGenerator.Next() % 100 + 20,
randGenerator.Next() % 100 + 20,
100);
// set the color to draw into the alpha channel.
// there is not very much reason to set the alpha as you will get the amount of
// transparency based on the color you draw. (you might want some type of different edeg effect but it will be minor).
rasterizer.add_path(ellipseForMask);
scanlineRenderer.RenderSolid(clippingProxy, rasterizer, sl, new Color((int)((float)i / (float)num * 255), 0, 0, 255));
}
}
alphaMaskImageBuffer.DettachBuffer();
}
}
internal ImageRenderer(ImageBuffer owner)
: base()
{
m_Owner = owner;
rasterizer_scanline_aa rasterizer = new rasterizer_scanline_aa();
ImageClippingProxy imageClippingProxy = new ImageClippingProxy(owner);
Initialize(imageClippingProxy, rasterizer);
ScanlineCache = new scanline_packed_8();
}
public override void OnDraw(Graphics2D graphics2D)
{
ImageBuffer widgetsSubImage = ImageBuffer.NewSubImageReference(graphics2D.DestImage, graphics2D.GetClippingRect());
#if SourceDepthFloat
ImageClippingProxyFloat clippingProxy = new ImageClippingProxyFloat(graphics2D.DestImageFloat);
clippingProxy.clear(new RGBA_Floats(1.0, 1.0, 1.0));
clippingProxy.CopyFrom(m_TempDestImage, new RectangleInt(0, 0, (int)Width, (int)Height), 110, 35);
#else
ImageClippingProxy clippingProxy = new ImageClippingProxy(widgetsSubImage);
clippingProxy.clear(new ColorF(1.0, 1.0, 1.0));
clippingProxy.CopyFrom(m_TempDestImage, new RectangleInt(0, 0, (int)Width, (int)Height), 110, 35);
#endif
string buf = string.Format("NSteps={0:F0}", m_num_steps);
gsv_text t = new gsv_text();
t.start_point(200.0, 430);
t.SetFontSize(10.0);
t.text(buf);
Stroke pt = new Stroke(t);
pt.Width = 1.5;
m_Rasterizer.add_path(pt);
#if SourceDepthFloat
RGBA_Floats colorBlack = new RGBA_Floats(0, 0, 0);
#else
Color colorBlack = new Color(0, 0, 0);
#endif
ScanlineRenderer scanlineRenderer = new ScanlineRenderer();
scanlineRenderer.RenderSolid(clippingProxy, m_Rasterizer, m_ScanlinePacked, colorBlack);
if (m_time1 != m_time2 && m_num_pix > 0.0)
{
buf = string.Format("{0:F2} Kpix/sec", m_num_pix / (m_time2 - m_time1));
t.start_point(200.0, 450);
t.text(buf);
m_Rasterizer.add_path(pt);
scanlineRenderer.RenderSolid(clippingProxy, m_Rasterizer, m_ScanlinePacked, colorBlack);
}
if (filterSelectionButtons.SelectedIndex >= 14)
{
m_radius.Visible = true;
}
else
{
m_radius.Visible = true;
}
base.OnDraw(graphics2D);
}
public override void OnDraw(Graphics2D graphics2D)
{
ImageBuffer widgetsSubImage = ImageBuffer.NewSubImageReference(graphics2D.DestImage, graphics2D.GetClippingRect());
GammaLookUpTable gamma = new GammaLookUpTable(gammaSlider.Value);
IRecieveBlenderByte NormalBlender = new BlenderBGRA();
IRecieveBlenderByte GammaBlender = new BlenderGammaBGRA(gamma);
ImageBuffer rasterGamma = new ImageBuffer();
rasterGamma.Attach(widgetsSubImage, GammaBlender);
ImageClippingProxy clippingProxyNormal = new ImageClippingProxy(widgetsSubImage);
ImageClippingProxy clippingProxyGamma = new ImageClippingProxy(rasterGamma);
clippingProxyNormal.clear(new ColorF(1, 1, 1));
ScanlineRasterizer rasterizer = new ScanlineRasterizer();
scanline_unpacked_8 sl = new scanline_unpacked_8();
int size_mul = (int)pixelSizeSlider.Value;
renderer_enlarged ren_en = new renderer_enlarged(size_mul);
rasterizer.reset();
rasterizer.move_to_d(m_x[0] / size_mul, m_y[0] / size_mul);
rasterizer.line_to_d(m_x[1] / size_mul, m_y[1] / size_mul);
rasterizer.line_to_d(m_x[2] / size_mul, m_y[2] / size_mul);
ren_en.RenderSolid(clippingProxyGamma, rasterizer, sl, Color.Black);
ScanlineRenderer scanlineRenderer = new ScanlineRenderer();
scanlineRenderer.RenderSolid(clippingProxyGamma, rasterizer, sl, Color.Black);
rasterizer.gamma(new gamma_none());
VertexStorage ps = new VertexStorage();
Stroke pg = new Stroke(ps);
pg.Width = 2;
ps.remove_all();
ps.MoveTo(m_x[0], m_y[0]);
ps.LineTo(m_x[1], m_y[1]);
ps.LineTo(m_x[2], m_y[2]);
ps.LineTo(m_x[0], m_y[0]);
rasterizer.add_path(pg);
scanlineRenderer.RenderSolid(clippingProxyNormal, rasterizer, sl, new Color(0, 150, 160, 200));
base.OnDraw(graphics2D);
}
private void DrawImage(ISpanGenerator spanImageFilter, Affine destRectTransform)
{
if (destImageByte.OriginOffset.X != 0 || destImageByte.OriginOffset.Y != 0)
{
destRectTransform *= Affine.NewTranslation(-destImageByte.OriginOffset.X, -destImageByte.OriginOffset.Y);
}
var transformedRect = new VertexSourceApplyTransform(drawImageRectPath, destRectTransform);
Rasterizer.add_path(transformedRect);
{
var destImageWithClipping = new ImageClippingProxy(destImageByte);
scanlineRenderer.GenerateAndRender(Rasterizer, drawImageScanlineCache, destImageWithClipping, destImageSpanAllocatorCache, spanImageFilter);
}
}
public override void OnDraw(Graphics2D graphics2D)
{
GammaLookUpTable gamma = new GammaLookUpTable(gammaSlider.Value);
IRecieveBlenderByte NormalBlender = new BlenderBGR();
IRecieveBlenderByte GammaBlender = new BlenderGammaBGR(gamma);
ImageBuffer rasterNormal = new ImageBuffer();
rasterNormal.Attach(graphics2D.DestImage, NormalBlender);
ImageBuffer rasterGamma = new ImageBuffer();
rasterGamma.Attach(graphics2D.DestImage, GammaBlender);
ImageClippingProxy clippingProxyNormal = new ImageClippingProxy(rasterNormal);
ImageClippingProxy clippingProxyGamma = new ImageClippingProxy(rasterGamma);
clippingProxyNormal.clear(new RGBA_Floats(1, 1, 1));
ScanlineRasterizer ras = new ScanlineRasterizer();
scanline_unpacked_8 sl = new scanline_unpacked_8();
int size_mul = (int)pixelSizeSlider.Value;
renderer_enlarged ren_en = new renderer_enlarged(size_mul);
StyledTypeFace type = new StyledTypeFace(LiberationSansFont.Instance, 12);
IVertexSource character = type.GetGlyphForCharacter('E');
character.rewind(0);
ras.reset();
ras.add_path(character);
ren_en.RenderSolid(clippingProxyGamma, ras, sl, RGBA_Bytes.Black);
ScanlineRenderer scanlineRenderer = new ScanlineRenderer();
scanlineRenderer.RenderSolid(clippingProxyGamma, ras, sl, RGBA_Bytes.Black);
ras.gamma(new gamma_none());
PathStorage ps = new PathStorage();
Stroke pg = new Stroke(ps);
pg.width(2);
DrawBigA(graphics2D);
base.OnDraw(graphics2D);
}
internal void render_gouraud(IImageByte backBuffer, IScanlineCache sl, IRasterizer ras, RenderPoint[] points)
{
ImageBuffer image = new ImageBuffer();
image.Attach(backBuffer, new BlenderZBuffer());
ImageClippingProxy ren_base = new ImageClippingProxy(image);
MatterHackers.Agg.span_allocator span_alloc = new span_allocator();
span_gouraud_rgba span_gen = new span_gouraud_rgba();
span_gen.colors(points[0].color, points[1].color, points[2].color);
span_gen.triangle(points[0].position.x, points[0].position.y, points[1].position.x, points[1].position.y, points[2].position.x, points[2].position.y);
ras.add_path(span_gen);
ScanlineRenderer scanlineRenderer = new ScanlineRenderer();
scanlineRenderer.GenerateAndRender(ras, sl, ren_base, span_alloc, span_gen);
}
private void DrawBigA(Graphics2D graphics2D)
{
ScanlineRasterizer m_ras = new ScanlineRasterizer();
m_ras.SetVectorClipBox(0, 0, Width, Height);
TypeFacePrinter bigAPrinter = new TypeFacePrinter("a", 150);
FlattenCurves flattenedBigA = new FlattenCurves(bigAPrinter);
VertexSourceApplyTransform scaleAndTranslate = new VertexSourceApplyTransform(flattenedBigA, Affine.NewTranslation(155, 55));
ScanlineCachePacked8 m_sl = new ScanlineCachePacked8();
ScanlineRenderer scanlineRenderer = new ScanlineRenderer();
#if false
ImageProxySubpxelLcd24 clippingProxy = new ImageProxySubpxelLcd24(graphics2D.DestImage, new lcd_distribution_lut());
VertexSourceApplyTransform scaledWide = new VertexSourceApplyTransform(scaleAndTranslate, Affine.NewScaling(3, 1));
m_ras.add_path(scaledWide);
scanlineRenderer.render_scanlines_aa_solid(clippingProxy, m_ras, m_sl, RGBA_Bytes.Black);
#else
m_ras.add_path(scaleAndTranslate);
ImageClippingProxy clippingProxy = new ImageClippingProxy(graphics2D.DestImage);
scanlineRenderer.RenderSolid(clippingProxy, m_ras, m_sl, RGBA_Bytes.Black);
#endif
}
public override void OnDraw(Graphics2D graphics2D)
{
GammaLookUpTable gamma = new GammaLookUpTable(m_gamma.Value);
IRecieveBlenderByte NormalBlender = new BlenderBGRA();
IRecieveBlenderByte GammaBlender = new BlenderGammaBGRA(gamma);
ImageBuffer rasterNormal = new ImageBuffer(NewGraphics2D().DestImage, NormalBlender);
ImageBuffer rasterGamma = new ImageBuffer(NewGraphics2D().DestImage, GammaBlender);
ImageClippingProxy clippingProxyNormal = new ImageClippingProxy(rasterNormal);
ImageClippingProxy clippingProxyGamma = new ImageClippingProxy(rasterGamma);
clippingProxyNormal.clear(new ColorF(0, 0, 0));
ScanlineRasterizer ras = new ScanlineRasterizer();
ScanlineCachePacked8 sl = new ScanlineCachePacked8();
VertexSource.Ellipse e = new VertexSource.Ellipse();
// TODO: If you drag the control circles below the bottom of the window we get an exception. This does not happen in AGG.
// It needs to be debugged. Turning on clipping fixes it. But standard agg works without clipping. Could be a bigger problem than this.
//ras.clip_box(0, 0, width(), height());
// Render two "control" circles
e.init(m_x[0], m_y[0], 3, 3, 16);
ras.add_path(e);
ScanlineRenderer scanlineRenderer = new ScanlineRenderer();
scanlineRenderer.RenderSolid(clippingProxyNormal, ras, sl, new Color(127, 127, 127));
e.init(m_x[1], m_y[1], 3, 3, 16);
ras.add_path(e);
scanlineRenderer.RenderSolid(clippingProxyNormal, ras, sl, new Color(127, 127, 127));
// Creating a rounded rectangle
VertexSource.RoundedRect r = new VertexSource.RoundedRect(m_x[0], m_y[0], m_x[1], m_y[1], 10);
r.normalize_radius();
// Drawing as an outline
Stroke p = new Stroke(r);
p.width(1.0);
ras.add_path(p);
//Renderer.RenderSolid(clippingProxyGamma, ras, sl, new RGBA_Bytes(0, 0, 0));
scanlineRenderer.RenderSolid(clippingProxyGamma, ras, sl, new Color(255, 1, 1));
/*
* int i;
*
* // radial line test
* //-------------------------
* dashed_line<rasterizer_type,
* renderer_scanline_type,
* scanline_type> dash(ras, ren_sl, sl);
*
* double cx = width() / 2.0;
* double cy = height() / 2.0;
*
* ren_sl.color(agg::rgba(1.0, 1.0, 1.0, 0.2));
* for(i = 180; i > 0; i--)
* {
* double n = 2.0 * agg::pi * i / 180.0;
* dash.draw(cx + min(cx, cy) * sin(n), cy + min(cx, cy) * cos(n),
* cx, cy,
* 1.0, (i < 90) ? i : 0.0);
* }
*
* typedef agg::gradient_x gradient_func_type;
* typedef agg::span_interpolator_linear<> interpolator_type;
* typedef agg::span_allocator<color_type> span_allocator_type;
* typedef agg::pod_auto_array<color_type, 256> color_array_type;
* typedef agg::span_gradient<color_type,
* interpolator_type,
* gradient_func_type,
* color_array_type> span_gradient_type;
*
* typedef agg::renderer_scanline_aa<renderer_base_type,
* span_allocator_type,
* span_gradient_type> renderer_gradient_type;
*
* gradient_func_type gradient_func; // The gradient function
* agg::trans_affine gradient_mtx; // Affine transformer
* interpolator_type span_interpolator(gradient_mtx); // Span interpolator
* span_allocator_type span_allocator; // Span Allocator
* color_array_type gradient_colors; // The gradient colors
* span_gradient_type span_gradient(span_interpolator,
* gradient_func,
* gradient_colors,
* 0, 100);
*
* renderer_gradient_type ren_gradient(ren_base, span_allocator, span_gradient);
*
* dashed_line<rasterizer_type,
* renderer_gradient_type,
* scanline_type> dash_gradient(ras, ren_gradient, sl);
*
* double x1, y1, x2, y2;
*
* for(i = 1; i <= 20; i++)
* {
* ren_sl.color(agg::rgba(1,1,1));
*
* // integral point sizes 1..20
* //----------------
* agg::ellipse ell;
*
* ell.init(20 + i * (i + 1) + 0.5,
* 20.5,
* i / 2.0,
* i / 2.0,
* 8 + i);
* ras.reset();
* ras.add_path(ell);
* agg::render_scanlines(ras, sl, ren_sl);
*
* // fractional point sizes 0..2
* //----------------
* ell.init(18 + i * 4 + 0.5, 33 + 0.5,
* i/20.0, i/20.0,
* 8);
* ras.reset();
* ras.add_path(ell);
* agg::render_scanlines(ras, sl, ren_sl);
*
* // fractional point positioning
* //---------------
* ell.init(18 + i * 4 + (i-1) / 10.0 + 0.5,
* 27 + (i - 1) / 10.0 + 0.5,
* 0.5, 0.5, 8);
* ras.reset();
* ras.add_path(ell);
* agg::render_scanlines(ras, sl, ren_sl);
*
* // integral line widths 1..20
* //----------------
* fill_color_array(gradient_colors,
* agg::rgba(1,1,1),
* agg::rgba(i % 2, (i % 3) * 0.5, (i % 5) * 0.25));
*
* x1 = 20 + i* (i + 1);
* y1 = 40.5;
* x2 = 20 + i * (i + 1) + (i - 1) * 4;
* y2 = 100.5;
* calc_linear_gradient_transform(x1, y1, x2, y2, gradient_mtx);
* dash_gradient.draw(x1, y1, x2, y2, i, 0);
*
* fill_color_array(gradient_colors,
* agg::rgba(1,0,0),
* agg::rgba(0,0,1));
*
* // fractional line lengths H (red/blue)
* //----------------
* x1 = 17.5 + i * 4;
* y1 = 107;
* x2 = 17.5 + i * 4 + i/6.66666667;
* y2 = 107;
* calc_linear_gradient_transform(x1, y1, x2, y2, gradient_mtx);
* dash_gradient.draw(x1, y1, x2, y2, 1.0, 0);
*
* // fractional line lengths V (red/blue)
* //---------------
* x1 = 18 + i * 4;
* y1 = 112.5;
* x2 = 18 + i * 4;
* y2 = 112.5 + i / 6.66666667;
* calc_linear_gradient_transform(x1, y1, x2, y2, gradient_mtx);
* dash_gradient.draw(x1, y1, x2, y2, 1.0, 0);
*
* // fractional line positioning (red)
* //---------------
* fill_color_array(gradient_colors,
* agg::rgba(1,0,0),
* agg::rgba(1,1,1));
* x1 = 21.5;
* y1 = 120 + (i - 1) * 3.1;
* x2 = 52.5;
* y2 = 120 + (i - 1) * 3.1;
* calc_linear_gradient_transform(x1, y1, x2, y2, gradient_mtx);
* dash_gradient.draw(x1, y1, x2, y2, 1.0, 0);
*
* // fractional line width 2..0 (green)
* fill_color_array(gradient_colors,
* agg::rgba(0,1,0),
* agg::rgba(1,1,1));
* x1 = 52.5;
* y1 = 118 + i * 3;
* x2 = 83.5;
* y2 = 118 + i * 3;
* calc_linear_gradient_transform(x1, y1, x2, y2, gradient_mtx);
* dash_gradient.draw(x1, y1, x2, y2, 2.0 - (i - 1) / 10.0, 0);
*
* // stippled fractional width 2..0 (blue)
* fill_color_array(gradient_colors,
* agg::rgba(0,0,1),
* agg::rgba(1,1,1));
* x1 = 83.5;
* y1 = 119 + i * 3;
* x2 = 114.5;
* y2 = 119 + i * 3;
* calc_linear_gradient_transform(x1, y1, x2, y2, gradient_mtx);
* dash_gradient.draw(x1, y1, x2, y2, 2.0 - (i - 1) / 10.0, 3.0);
*
* ren_sl.color(agg::rgba(1,1,1));
* if(i <= 10)
* {
* // integral line width, horz aligned (mipmap test)
* //-------------------
* dash.draw(125.5, 119.5 + (i + 2) * (i / 2.0),
* 135.5, 119.5 + (i + 2) * (i / 2.0),
* i, 0.0);
* }
*
* // fractional line width 0..2, 1 px H
* //-----------------
* dash.draw(17.5 + i * 4, 192, 18.5 + i * 4, 192, i / 10.0, 0);
*
* // fractional line positioning, 1 px H
* //-----------------
* dash.draw(17.5 + i * 4 + (i - 1) / 10.0, 186,
* 18.5 + i * 4 + (i - 1) / 10.0, 186,
* 1.0, 0);
* }
*
* // Triangles
* //---------------
* for (int i = 1; i <= 13; i++)
* {
* fill_color_array(gradient_colors,
* agg::rgba(1,1,1),
* agg::rgba(i % 2, (i % 3) * 0.5, (i % 5) * 0.25));
* calc_linear_gradient_transform(width() - 150,
* height() - 20 - i * (i + 1.5),
* width() - 20,
* height() - 20 - i * (i + 1),
* gradient_mtx);
* ras.reset();
* ras.move_to_d(width() - 150, height() - 20 - i * (i + 1.5));
* ras.line_to_d(width() - 20, height() - 20 - i * (i + 1));
* ras.line_to_d(width() - 20, height() - 20 - i * (i + 2));
* agg::render_scanlines(ras, sl, ren_gradient);
* }
*/
base.OnDraw(graphics2D);
}
public override void OnDraw(Graphics2D graphics2D)
{
ImageBuffer widgetsSubImage = ImageBuffer.NewSubImageReference(graphics2D.DestImage, graphics2D.GetClippingRect());
IImageByte backBuffer = widgetsSubImage;
IImageByte destImage = backBuffer;
ImageClippingProxy clippingProxy = new ImageClippingProxy(destImage);
clippingProxy.clear(new RGBA_Floats(0, 0, 0));
ScanlineRasterizer ras = new ScanlineRasterizer();
scanline_unpacked_8 sl = new scanline_unpacked_8();
scanline_bin sl_bin = new scanline_bin();
rasterizer_compound_aa rasc = new rasterizer_compound_aa();
span_allocator alloc = new span_allocator();
int i;
styles_gouraud styles = new styles_gouraud(m_mesh, m_gamma);
stopwatch.Restart();
rasc.reset();
//rasc.clip_box(40, 40, width() - 40, height() - 40);
for (i = 0; i < m_mesh.num_edges(); i++)
{
mesh_edge e = m_mesh.edge(i);
mesh_point p1 = m_mesh.vertex(e.p1);
mesh_point p2 = m_mesh.vertex(e.p2);
rasc.styles(e.tl, e.tr);
rasc.move_to_d(p1.x, p1.y);
rasc.line_to_d(p2.x, p2.y);
}
ScanlineRenderer scanlineRenderer = new ScanlineRenderer();
scanlineRenderer.RenderCompound(rasc, sl, sl_bin, clippingProxy, alloc, styles);
double tm = stopwatch.ElapsedMilliseconds;
gsv_text t = new gsv_text();
t.SetFontSize(10.0);
Stroke pt = new Stroke(t);
pt.width(1.5);
pt.line_cap(LineCap.Round);
pt.line_join(LineJoin.Round);
string buf = string.Format("{0:F2} ms, {1} triangles, {2:F0} tri/sec",
tm,
m_mesh.num_triangles(),
m_mesh.num_triangles() / tm * 1000.0);
t.start_point(10.0, 10.0);
t.text(buf);
ras.add_path(pt);
scanlineRenderer.RenderSolid(clippingProxy, ras, sl, new RGBA_Bytes(255, 255, 255));
if (m_gamma.GetGamma() != 1.0)
{
((ImageBuffer)destImage).apply_gamma_inv(m_gamma);
}
base.OnDraw(graphics2D);
}
public override void OnDraw(Graphics2D graphics2D)
{
ImageBuffer widgetsSubImage = ImageBuffer.NewSubImageReference(graphics2D.DestImage, graphics2D.GetClippingRect());
ImageClippingProxy clippingProxy = new ImageClippingProxy(widgetsSubImage);
clippingProxy.clear(new ColorF(1, 1, 1));
m_ras.SetVectorClipBox(0, 0, Width, Height);
Affine move = Affine.NewTranslation(10, 10);
Perspective shadow_persp = new Perspective(m_shape_bounds.Left, m_shape_bounds.Bottom,
m_shape_bounds.Right, m_shape_bounds.Top,
m_shadow_ctrl.polygon());
IVertexSource shadow_trans;
if (m_FlattenCurves.Checked)
{
shadow_trans = new VertexSourceApplyTransform(m_shape, shadow_persp);
}
else
{
shadow_trans = new VertexSourceApplyTransform(m_path, shadow_persp);
// this will make it very smooth after the transform
//shadow_trans = new conv_curve(shadow_trans);
}
// Render shadow
m_ras.add_path(shadow_trans);
ScanlineRenderer scanlineRenderer = new ScanlineRenderer();
scanlineRenderer.RenderSolid(clippingProxy, m_ras, m_sl, new ColorF(0.2, 0.3, 0).ToColor());
// Calculate the bounding box and extend it by the blur radius
RectangleDouble bbox = new RectangleDouble();
bounding_rect.bounding_rect_single(shadow_trans, 0, ref bbox);
bbox.Left -= m_radius.Value;
bbox.Bottom -= m_radius.Value;
bbox.Right += m_radius.Value;
bbox.Top += m_radius.Value;
if (m_method.SelectedIndex == 1)
{
// The recursive blur method represents the true Gaussian Blur,
// with theoretically infinite kernel. The restricted window size
// results in extra influence of edge pixels. It's impossible to
// solve correctly, but extending the right and top areas to another
// radius value produces fair result.
//------------------
bbox.Right += m_radius.Value;
bbox.Top += m_radius.Value;
}
stopwatch.Restart();
if (m_method.SelectedIndex != 2)
{
// Create a new pixel renderer and attach it to the main one as a child image.
// It returns true if the attachment succeeded. It fails if the rectangle
// (bbox) is fully clipped.
//------------------
#if SourceDepth24
ImageBuffer image2 = new ImageBuffer(new BlenderBGR());
#else
ImageBuffer image2 = new ImageBuffer(new BlenderBGRA());
#endif
if (image2.Attach(widgetsSubImage, (int)bbox.Left, (int)bbox.Bottom, (int)bbox.Right, (int)bbox.Top))
{
// Blur it
if (m_method.SelectedIndex == 0)
{
// More general method, but 30-40% slower.
//------------------
//m_stack_blur.blur(pixf2, agg::uround(m_radius.Value));
// Faster, but bore specific.
// Works only for 8 bits per channel and only with radii <= 254.
//------------------
stack_blur test = new stack_blur();
test.Blur(image2, agg_basics.uround(m_radius.Value), agg_basics.uround(m_radius.Value));
}
else
{
// True Gaussian Blur, 3-5 times slower than Stack Blur,
// but still constant time of radius. Very sensitive
// to precision, doubles are must here.
//------------------
m_recursive_blur.blur(image2, m_radius.Value);
}
}
}
else
{
/*
* // Blur separate channels
* //------------------
* if(m_channel_r.Checked)
* {
* typedef agg::pixfmt_alpha_blend_gray<
* agg::blender_gray8,
* agg::rendering_buffer,
* 3, 2> pixfmt_gray8r;
*
* pixfmt_gray8r pixf2r(m_rbuf2);
* if(pixf2r.attach(pixf, int(bbox.x1), int(bbox.y1), int(bbox.x2), int(bbox.y2)))
* {
* agg::stack_blur_gray8(pixf2r, agg::uround(m_radius.Value),
* agg::uround(m_radius.Value));
* }
* }
*
* if(m_channel_g.Checked)
* {
* typedef agg::pixfmt_alpha_blend_gray<
* agg::blender_gray8,
* agg::rendering_buffer,
* 3, 1> pixfmt_gray8g;
*
* pixfmt_gray8g pixf2g(m_rbuf2);
* if(pixf2g.attach(pixf, int(bbox.x1), int(bbox.y1), int(bbox.x2), int(bbox.y2)))
* {
* agg::stack_blur_gray8(pixf2g, agg::uround(m_radius.Value),
* agg::uround(m_radius.Value));
* }
* }
*
* if(m_channel_b.Checked)
* {
* typedef agg::pixfmt_alpha_blend_gray<
* agg::blender_gray8,
* agg::rendering_buffer,
* 3, 0> pixfmt_gray8b;
*
* pixfmt_gray8b pixf2b(m_rbuf2);
* if(pixf2b.attach(pixf, int(bbox.x1), int(bbox.y1), int(bbox.x2), int(bbox.y2)))
* {
* agg::stack_blur_gray8(pixf2b, agg::uround(m_radius.Value),
* agg::uround(m_radius.Value));
* }
* }
*/
}
double tm = stopwatch.ElapsedMilliseconds;
// Render the shape itself
//------------------
if (m_FlattenCurves.Checked)
{
m_ras.add_path(m_shape);
}
else
{
m_ras.add_path(m_path);
}
scanlineRenderer.RenderSolid(clippingProxy, m_ras, m_sl, new ColorF(0.6, 0.9, 0.7, 0.8).ToColor());
graphics2D.DrawString(string.Format("{0:F2} ms", tm), 140, 30);
base.OnDraw(graphics2D);
}
public override void OnDraw(Graphics2D graphics2D)
{
ImageBuffer widgetsSubImage = ImageBuffer.NewSubImageReference(graphics2D.DestImage, graphics2D.GetClippingRect());
ScanlineRasterizer ras = new ScanlineRasterizer();
scanline_unpacked_8 sl = new scanline_unpacked_8();
ImageClippingProxy clippingProxy = new ImageClippingProxy(widgetsSubImage);
clippingProxy.clear(new RGBA_Floats(0, 0, 0));
m_profile.text_size(8.0);
// draw a background to show how the alpha is working
int RectWidth = 32;
int xoffset = 238;
int yoffset = 171;
ScanlineRenderer scanlineRenderer = new ScanlineRenderer();
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();
ras.add_path(rect);
scanlineRenderer.render_scanlines_aa_solid(clippingProxy, ras, sl, new RGBA_Bytes(.9, .9, .9));
}
}
}
double ini_scale = 1.0;
Transform.Affine mtx1 = Affine.NewIdentity();
mtx1 *= Affine.NewScaling(ini_scale, ini_scale);
mtx1 *= Affine.NewTranslation(center_x, center_y);
VertexSource.Ellipse e1 = new MatterHackers.Agg.VertexSource.Ellipse();
e1.init(0.0, 0.0, 110.0, 110.0, 64);
Transform.Affine mtx_g1 = Affine.NewIdentity();
mtx_g1 *= Affine.NewScaling(ini_scale, ini_scale);
mtx_g1 *= Affine.NewScaling(m_SaveData.m_scale, m_SaveData.m_scale);
mtx_g1 *= Affine.NewScaling(m_scale_x, m_scale_y);
mtx_g1 *= Affine.NewRotation(m_SaveData.m_angle);
mtx_g1 *= Affine.NewTranslation(m_SaveData.m_center_x, m_SaveData.m_center_y);
mtx_g1.invert();
RGBA_Bytes[] color_profile = new RGBA_Bytes[256]; // color_type is defined in pixel_formats.h
for (int i = 0; i < 256; i++)
{
color_profile[i] = new RGBA_Bytes(m_spline_r.spline()[i],
m_spline_g.spline()[i],
m_spline_b.spline()[i],
m_spline_a.spline()[i]);
}
VertexSourceApplyTransform t1 = new VertexSourceApplyTransform(e1, mtx1);
IGradient innerGradient = null;
switch (m_GradTypeRBox.SelectedIndex)
{
case 0:
innerGradient = new gradient_radial();
break;
case 1:
innerGradient = new gradient_diamond();
break;
case 2:
innerGradient = new gradient_x();
break;
case 3:
innerGradient = new gradient_xy();
break;
case 4:
innerGradient = new gradient_sqrt_xy();
break;
case 5:
innerGradient = new gradient_conic();
break;
}
IGradient outerGradient = null;
switch (m_GradWrapRBox.SelectedIndex)
{
case 0:
outerGradient = new gradient_reflect_adaptor(innerGradient);
break;
case 1:
outerGradient = new gradient_repeat_adaptor(innerGradient);
break;
case 2:
outerGradient = new gradient_clamp_adaptor(innerGradient);
break;
}
span_allocator span_alloc = new span_allocator();
color_function_profile colors = new color_function_profile(color_profile, m_profile.gamma());
span_interpolator_linear inter = new span_interpolator_linear(mtx_g1);
span_gradient span_gen = new span_gradient(inter, outerGradient, colors, 0, 150);
ras.add_path(t1);
scanlineRenderer.GenerateAndRender(ras, sl, clippingProxy, span_alloc, span_gen);
base.OnDraw(graphics2D);
}
public override void OnDraw(Graphics2D graphics2D)
{
ImageBuffer widgetsSubImage = ImageBuffer.NewSubImageReference(graphics2D.DestImage, graphics2D.GetClippingRect());
if (orignialSize.x == 0)
{
orignialSize.x = WindowSize.x;
orignialSize.y = WindowSize.y;
}
ImageBuffer destImageWithPreMultBlender = new ImageBuffer();
switch (widgetsSubImage.BitDepth)
{
case 24:
destImageWithPreMultBlender.Attach(widgetsSubImage, new BlenderPreMultBGR());
break;
case 32:
destImageWithPreMultBlender.Attach(widgetsSubImage, new BlenderPreMultBGRA());
break;
default:
throw new Exception("Unknown bit depth");
}
ImageClippingProxy clippingProxy_pre = new ImageClippingProxy(destImageWithPreMultBlender);
clippingProxy_pre.clear(new RGBA_Floats(1.0, 1.0, 1.0));
Affine src_mtx = Affine.NewIdentity();
src_mtx *= Affine.NewTranslation(-orignialSize.x / 2 - 10, -orignialSize.y / 2 - 20 - 10);
src_mtx *= Affine.NewRotation(drawAngle.Value * Math.PI / 180.0);
src_mtx *= Affine.NewScaling(drawScale.Value);
src_mtx *= Affine.NewTranslation(orignialSize.x / 2, orignialSize.y / 2 + 20);
Affine img_mtx = Affine.NewIdentity();
img_mtx *= Affine.NewTranslation(-orignialSize.x / 2 + 10, -orignialSize.y / 2 + 20 + 10);
img_mtx *= Affine.NewRotation(drawAngle.Value * Math.PI / 180.0);
img_mtx *= Affine.NewScaling(drawScale.Value);
img_mtx *= Affine.NewTranslation(orignialSize.x / 2, orignialSize.y / 2 + 20);
img_mtx.invert();
MatterHackers.Agg.span_allocator sa = new span_allocator();
span_interpolator_linear interpolator = new span_interpolator_linear(img_mtx);
span_image_filter sg;
switch (sourceImage.BitDepth)
{
case 24:
{
ImageBufferAccessorClip source = new ImageBufferAccessorClip(sourceImage, RGBA_Floats.rgba_pre(0, 0, 0, 0).GetAsRGBA_Bytes());
sg = new span_image_filter_rgb_bilinear_clip(source, RGBA_Floats.rgba_pre(0, 0.4, 0, 0.5), interpolator);
}
break;
case 32:
{
ImageBufferAccessorClip source = new ImageBufferAccessorClip(sourceImage, RGBA_Floats.rgba_pre(0, 0, 0, 0).GetAsRGBA_Bytes());
sg = new span_image_filter_rgba_bilinear_clip(source, RGBA_Floats.rgba_pre(0, 0.4, 0, 0.5), interpolator);
}
break;
default:
throw new Exception("Bad sourc depth");
}
ScanlineRasterizer ras = new ScanlineRasterizer();
ras.SetVectorClipBox(0, 0, Width, Height);
ScanlineCachePacked8 sl = new ScanlineCachePacked8();
//scanline_unpacked_8 sl = new scanline_unpacked_8();
double r = orignialSize.x;
if (orignialSize.y - 60 < r)
{
r = orignialSize.y - 60;
}
VertexSource.Ellipse ell = new VertexSource.Ellipse(orignialSize.x / 2.0 + 10,
orignialSize.y / 2.0 + 20 + 10,
r / 2.0 + 16.0,
r / 2.0 + 16.0, 200);
VertexSourceApplyTransform tr = new VertexSourceApplyTransform(ell, src_mtx);
ras.add_path(tr);
//clippingProxy_pre.SetClippingBox(30, 0, (int)width(), (int)height());
ScanlineRenderer scanlineRenderer = new ScanlineRenderer();
scanlineRenderer.GenerateAndRender(ras, sl, clippingProxy_pre, sa, sg);
if (false) // this is test code to check different quality settings for scalling
{
Vector2 screenCenter = new Vector2(Width / 2, Height / 2);
Vector2 deltaToMouse = mousePosition - screenCenter;
double angleToMouse = Math.Atan2(deltaToMouse.y, deltaToMouse.x);
double diagonalSize = Math.Sqrt(sourceImage.Width * sourceImage.Width + sourceImage.Height * sourceImage.Height);
double distToMouse = deltaToMouse.Length;
double scalling = distToMouse / diagonalSize;
graphics2D.Render(sourceImage, Width / 2, Height / 2, angleToMouse - MathHelper.Tau / 8, scalling, scalling);
}
base.OnDraw(graphics2D);
}
public override void OnDraw(Graphics2D graphics2D)
{
ImageBuffer widgetsSubImage = ImageBuffer.NewSubImageReference(graphics2D.DestImage, graphics2D.GetClippingRect());
IImageByte backBuffer = widgetsSubImage;
if (!didInit)
{
didInit = true;
OnInitialize();
}
ImageBuffer image;
if (backBuffer.BitDepth == 32)
{
image = new ImageBuffer();
image.Attach(backBuffer, new BlenderBGRA());
}
else
{
if (backBuffer.BitDepth != 24)
{
throw new System.NotSupportedException();
}
image = new ImageBuffer();
image.Attach(backBuffer, new BlenderBGR());
}
ImageClippingProxy clippingProxy = new ImageClippingProxy(image);
clippingProxy.clear(new ColorF(1, 1, 1));
g_rasterizer.SetVectorClipBox(0, 0, Width, Height);
ScanlineRenderer scanlineRenderer = new ScanlineRenderer();
if (transformationTypeRadioButton.SelectedIndex == 0)
{
Bilinear tr = new Bilinear(lionShape.Bounds.Left, lionShape.Bounds.Bottom, lionShape.Bounds.Right, lionShape.Bounds.Top, quadPolygonControl.polygon());
if (tr.is_valid())
{
//--------------------------
// Render transformed lion
//
foreach (var shape in lionShape.Shapes)
{
g_rasterizer.add_path(new VertexSourceApplyTransform(shape.VertexStorage, tr));
scanlineRenderer.RenderSolid(clippingProxy, g_rasterizer, g_scanline, shape.Color);
}
//--------------------------
//--------------------------
// Render transformed ellipse
//
VertexSource.Ellipse ell = new MatterHackers.Agg.VertexSource.Ellipse((lionShape.Bounds.Left + lionShape.Bounds.Right) * 0.5, (lionShape.Bounds.Bottom + lionShape.Bounds.Top) * 0.5,
(lionShape.Bounds.Right - lionShape.Bounds.Left) * 0.5, (lionShape.Bounds.Top - lionShape.Bounds.Bottom) * 0.5,
200);
Stroke ell_stroke = new Stroke(ell);
ell_stroke.width(3.0);
VertexSourceApplyTransform trans_ell = new VertexSourceApplyTransform(ell, tr);
VertexSourceApplyTransform trans_ell_stroke = new VertexSourceApplyTransform(ell_stroke, tr);
g_rasterizer.add_path(trans_ell);
scanlineRenderer.RenderSolid(clippingProxy, g_rasterizer, g_scanline, new Color(0.5, 0.3, 0.0, 0.3));
g_rasterizer.add_path(trans_ell_stroke);
scanlineRenderer.RenderSolid(clippingProxy, g_rasterizer, g_scanline, new Color(0.0, 0.3, 0.2, 1.0));
}
}
else
{
Perspective tr = new Perspective(lionShape.Bounds.Left, lionShape.Bounds.Bottom, lionShape.Bounds.Right, lionShape.Bounds.Top, quadPolygonControl.polygon());
if (tr.is_valid())
{
// Render transformed lion
foreach (var shape in lionShape.Shapes)
{
VertexSourceApplyTransform trans = new VertexSourceApplyTransform(shape.VertexStorage, tr);
g_rasterizer.reset();
g_rasterizer.add_path(trans);
scanlineRenderer.RenderSolid(clippingProxy, g_rasterizer, g_scanline, shape.Color);
}
// Render transformed ellipse
VertexSource.Ellipse FilledEllipse = new MatterHackers.Agg.VertexSource.Ellipse((lionShape.Bounds.Left + lionShape.Bounds.Right) * 0.5, (lionShape.Bounds.Bottom + lionShape.Bounds.Top) * 0.5,
(lionShape.Bounds.Right - lionShape.Bounds.Left) * 0.5, (lionShape.Bounds.Top - lionShape.Bounds.Bottom) * 0.5,
200);
Stroke EllipseOutline = new Stroke(FilledEllipse);
EllipseOutline.width(3.0);
VertexSourceApplyTransform TransformedFilledEllipse = new VertexSourceApplyTransform(FilledEllipse, tr);
VertexSourceApplyTransform TransformedEllipesOutline = new VertexSourceApplyTransform(EllipseOutline, tr);
g_rasterizer.add_path(TransformedFilledEllipse);
scanlineRenderer.RenderSolid(clippingProxy, g_rasterizer, g_scanline, new Color(0.5, 0.3, 0.0, 0.3));
g_rasterizer.add_path(TransformedEllipesOutline);
scanlineRenderer.RenderSolid(clippingProxy, g_rasterizer, g_scanline, new Color(0.0, 0.3, 0.2, 1.0));
}
}
//--------------------------
// Render the "quad" tool and controls
g_rasterizer.add_path(quadPolygonControl);
scanlineRenderer.RenderSolid(clippingProxy, g_rasterizer, g_scanline, new Color(0, 0.3, 0.5, 0.6));
//m_trans_type.Render(g_rasterizer, g_scanline, clippingProxy);
base.OnDraw(graphics2D);
}
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 OnDraw(Graphics2D graphics2D)
{
if (graphics2D.DestImage != null)
{
ImageBuffer widgetsSubImage = ImageBuffer.NewSubImageReference(graphics2D.DestImage, graphics2D.GetClippingRect());
IImageByte backBuffer = widgetsSubImage;
int distBetween = backBuffer.GetBytesBetweenPixelsInclusive();
ImageBuffer redImageBuffer = new ImageBuffer();
redImageBuffer.Attach(backBuffer, new blender_gray(distBetween), distBetween, 2, 8);
ImageBuffer greenImageBuffer = new ImageBuffer();
greenImageBuffer.Attach(backBuffer, new blender_gray(distBetween), distBetween, 1, 8);
ImageBuffer blueImageBuffer = new ImageBuffer();
blueImageBuffer.Attach(backBuffer, new blender_gray(distBetween), distBetween, 0, 8);
ImageClippingProxy clippingProxy = new ImageClippingProxy(backBuffer);
ImageClippingProxy clippingProxyRed = new ImageClippingProxy(redImageBuffer);
ImageClippingProxy clippingProxyGreen = new ImageClippingProxy(greenImageBuffer);
ImageClippingProxy clippingProxyBlue = new ImageClippingProxy(blueImageBuffer);
ScanlineRasterizer ras = new ScanlineRasterizer();
ScanlineCachePacked8 sl = new ScanlineCachePacked8();
RGBA_Bytes clearColor = useBlackBackgroundCheckbox.Checked ? new RGBA_Bytes(0, 0, 0) : new RGBA_Bytes(255, 255, 255);
clippingProxy.clear(clearColor);
alphaSlider.View.BackgroundColor = clearColor;
RGBA_Bytes FillColor = useBlackBackgroundCheckbox.Checked ? new RGBA_Bytes(255, 255, 255, (int)(alphaSlider.Value)) : new RGBA_Bytes(0, 0, 0, (int)(alphaSlider.Value));
VertexSource.Ellipse er = new MatterHackers.Agg.VertexSource.Ellipse(Width / 2 - 0.87 * 50, Height / 2 - 0.5 * 50, 100, 100, 100);
ras.add_path(er);
ScanlineRenderer scanlineRenderer = new ScanlineRenderer();
scanlineRenderer.RenderSolid(clippingProxyRed, ras, sl, FillColor);
VertexSource.Ellipse eg = new MatterHackers.Agg.VertexSource.Ellipse(Width / 2 + 0.87 * 50, Height / 2 - 0.5 * 50, 100, 100, 100);
ras.add_path(eg);
scanlineRenderer.RenderSolid(clippingProxyGreen, ras, sl, FillColor);
VertexSource.Ellipse eb = new MatterHackers.Agg.VertexSource.Ellipse(Width / 2, Height / 2 + 50, 100, 100, 100);
ras.add_path(eb);
scanlineRenderer.RenderSolid(clippingProxyBlue, ras, sl, FillColor);
}
else if (graphics2D.DestImageFloat != null)
{
#if false
IImageFloat backBuffer = graphics2D.DestImageFloat;
int distBetween = backBuffer.GetFloatsBetweenPixelsInclusive();
ImageBufferFloat redImageBuffer = new ImageBufferFloat();
redImageBuffer.Attach(backBuffer, new blender_gray(distBetween), distBetween, 2, 8);
ImageBufferFloat greenImageBuffer = new ImageBufferFloat();
greenImageBuffer.Attach(backBuffer, new blender_gray(distBetween), distBetween, 1, 8);
ImageBufferFloat blueImageBuffer = new ImageBufferFloat();
blueImageBuffer.Attach(backBuffer, new blender_gray(distBetween), distBetween, 0, 8);
ImageClippingProxy clippingProxy = new ImageClippingProxy(backBuffer);
ImageClippingProxy clippingProxyRed = new ImageClippingProxy(redImageBuffer);
ImageClippingProxy clippingProxyGreen = new ImageClippingProxy(greenImageBuffer);
ImageClippingProxy clippingProxyBlue = new ImageClippingProxy(blueImageBuffer);
ScanlineRasterizer ras = new ScanlineRasterizer();
ScanlineCachePacked8 sl = new ScanlineCachePacked8();
RGBA_Bytes clearColor = useBlackBackgroundCheckbox.Checked ? new RGBA_Bytes(0, 0, 0) : new RGBA_Bytes(255, 255, 255);
clippingProxy.clear(clearColor);
alphaSlider.View.BackGroundColor = clearColor;
RGBA_Bytes FillColor = useBlackBackgroundCheckbox.Checked ? new RGBA_Bytes(255, 255, 255, (int)(alphaSlider.Value)) : new RGBA_Bytes(0, 0, 0, (int)(alphaSlider.Value));
VertexSource.Ellipse er = new AGG.VertexSource.Ellipse(Width / 2 - 0.87 * 50, Height / 2 - 0.5 * 50, 100, 100, 100);
ras.add_path(er);
agg_renderer_scanline.Default.render_scanlines_aa_solid(clippingProxyRed, ras, sl, FillColor);
VertexSource.Ellipse eg = new AGG.VertexSource.Ellipse(Width / 2 + 0.87 * 50, Height / 2 - 0.5 * 50, 100, 100, 100);
ras.add_path(eg);
agg_renderer_scanline.Default.render_scanlines_aa_solid(clippingProxyGreen, ras, sl, FillColor);
VertexSource.Ellipse eb = new AGG.VertexSource.Ellipse(Width / 2, Height / 2 + 50, 100, 100, 100);
ras.add_path(eb);
agg_renderer_scanline.Default.render_scanlines_aa_solid(clippingProxyBlue, ras, sl, FillColor);
#endif
}
base.OnDraw(graphics2D);
}
public override void OnDraw(RendererBase renderer)
{
GammaLookUpTable gamma = new GammaLookUpTable(m_gamma.value());
IBlender NormalBlender = new BlenderBGRA();
IBlender GammaBlender = new BlenderGammaBGRA(gamma);
ImageBuffer rasterNormal = new ImageBuffer(NewRenderer().DestImage, NormalBlender);
ImageBuffer rasterGamma = new ImageBuffer(NewRenderer().DestImage, GammaBlender);
ImageClippingProxy clippingProxyNormal = new ImageClippingProxy(rasterNormal);
ImageClippingProxy clippingProxyGamma = new ImageClippingProxy(rasterGamma);
clippingProxyNormal.clear(new RGBA_Doubles(0,0,0));
rasterizer_scanline_aa ras = new rasterizer_scanline_aa();
scanline_packed_8 sl = new scanline_packed_8();
VertexSource.Ellipse e = new VertexSource.Ellipse();
// TODO: If you drag the control circles below the bottom of the window we get an exception. This does not happen in AGG.
// It needs to be debugged. Turning on clipping fixes it. But standard agg works without clipping. Could be a bigger problem than this.
//ras.clip_box(0, 0, width(), height());
// Render two "control" circles
e.init(m_x[0], m_y[0], 3, 3, 16);
ras.add_path(e);
Renderer.RenderSolid(clippingProxyNormal, ras, sl, new RGBA_Bytes(127, 127, 127));
e.init(m_x[1], m_y[1], 3, 3, 16);
ras.add_path(e);
Renderer.RenderSolid(clippingProxyNormal, ras, sl, new RGBA_Bytes(127, 127, 127));
// Creating a rounded rectangle
VertexSource.RoundedRect r = new VertexSource.RoundedRect(m_x[0], m_y[0], m_x[1], m_y[1], 10);
r.normalize_radius();
// Drawing as an outline
conv_stroke p = new conv_stroke(r);
p.width(1.0);
ras.add_path(p);
//Renderer.RenderSolid(clippingProxyGamma, ras, sl, new RGBA_Bytes(0, 0, 0));
Renderer.RenderSolid(clippingProxyGamma, ras, sl, new RGBA_Bytes(255, 1, 1));
/*
int i;
// radial line test
//-------------------------
dashed_line<rasterizer_type,
renderer_scanline_type,
scanline_type> dash(ras, ren_sl, sl);
double cx = width() / 2.0;
double cy = height() / 2.0;
ren_sl.color(agg::rgba(1.0, 1.0, 1.0, 0.2));
for(i = 180; i > 0; i--)
{
double n = 2.0 * agg::pi * i / 180.0;
dash.draw(cx + min(cx, cy) * sin(n), cy + min(cx, cy) * cos(n),
cx, cy,
1.0, (i < 90) ? i : 0.0);
}
typedef agg::gradient_x gradient_func_type;
typedef agg::span_interpolator_linear<> interpolator_type;
typedef agg::span_allocator<color_type> span_allocator_type;
typedef agg::pod_auto_array<color_type, 256> color_array_type;
typedef agg::span_gradient<color_type,
interpolator_type,
gradient_func_type,
color_array_type> span_gradient_type;
typedef agg::renderer_scanline_aa<renderer_base_type,
span_allocator_type,
span_gradient_type> renderer_gradient_type;
gradient_func_type gradient_func; // The gradient function
agg::trans_affine gradient_mtx; // Affine transformer
interpolator_type span_interpolator(gradient_mtx); // Span interpolator
span_allocator_type span_allocator; // Span Allocator
color_array_type gradient_colors; // The gradient colors
span_gradient_type span_gradient(span_interpolator,
gradient_func,
gradient_colors,
0, 100);
renderer_gradient_type ren_gradient(ren_base, span_allocator, span_gradient);
dashed_line<rasterizer_type,
renderer_gradient_type,
scanline_type> dash_gradient(ras, ren_gradient, sl);
double x1, y1, x2, y2;
for(i = 1; i <= 20; i++)
{
ren_sl.color(agg::rgba(1,1,1));
// integral point sizes 1..20
//----------------
agg::ellipse ell;
ell.init(20 + i * (i + 1) + 0.5,
20.5,
i / 2.0,
i / 2.0,
8 + i);
ras.reset();
ras.add_path(ell);
agg::render_scanlines(ras, sl, ren_sl);
// fractional point sizes 0..2
//----------------
ell.init(18 + i * 4 + 0.5, 33 + 0.5,
i/20.0, i/20.0,
8);
ras.reset();
ras.add_path(ell);
agg::render_scanlines(ras, sl, ren_sl);
// fractional point positioning
//---------------
ell.init(18 + i * 4 + (i-1) / 10.0 + 0.5,
27 + (i - 1) / 10.0 + 0.5,
0.5, 0.5, 8);
ras.reset();
ras.add_path(ell);
agg::render_scanlines(ras, sl, ren_sl);
// integral line widths 1..20
//----------------
fill_color_array(gradient_colors,
agg::rgba(1,1,1),
agg::rgba(i % 2, (i % 3) * 0.5, (i % 5) * 0.25));
x1 = 20 + i* (i + 1);
y1 = 40.5;
x2 = 20 + i * (i + 1) + (i - 1) * 4;
y2 = 100.5;
calc_linear_gradient_transform(x1, y1, x2, y2, gradient_mtx);
dash_gradient.draw(x1, y1, x2, y2, i, 0);
fill_color_array(gradient_colors,
agg::rgba(1,0,0),
agg::rgba(0,0,1));
// fractional line lengths H (red/blue)
//----------------
x1 = 17.5 + i * 4;
y1 = 107;
x2 = 17.5 + i * 4 + i/6.66666667;
y2 = 107;
calc_linear_gradient_transform(x1, y1, x2, y2, gradient_mtx);
dash_gradient.draw(x1, y1, x2, y2, 1.0, 0);
// fractional line lengths V (red/blue)
//---------------
x1 = 18 + i * 4;
y1 = 112.5;
x2 = 18 + i * 4;
y2 = 112.5 + i / 6.66666667;
calc_linear_gradient_transform(x1, y1, x2, y2, gradient_mtx);
dash_gradient.draw(x1, y1, x2, y2, 1.0, 0);
// fractional line positioning (red)
//---------------
fill_color_array(gradient_colors,
agg::rgba(1,0,0),
agg::rgba(1,1,1));
x1 = 21.5;
y1 = 120 + (i - 1) * 3.1;
x2 = 52.5;
y2 = 120 + (i - 1) * 3.1;
calc_linear_gradient_transform(x1, y1, x2, y2, gradient_mtx);
dash_gradient.draw(x1, y1, x2, y2, 1.0, 0);
// fractional line width 2..0 (green)
fill_color_array(gradient_colors,
agg::rgba(0,1,0),
agg::rgba(1,1,1));
x1 = 52.5;
y1 = 118 + i * 3;
x2 = 83.5;
y2 = 118 + i * 3;
calc_linear_gradient_transform(x1, y1, x2, y2, gradient_mtx);
dash_gradient.draw(x1, y1, x2, y2, 2.0 - (i - 1) / 10.0, 0);
// stippled fractional width 2..0 (blue)
fill_color_array(gradient_colors,
agg::rgba(0,0,1),
agg::rgba(1,1,1));
x1 = 83.5;
y1 = 119 + i * 3;
x2 = 114.5;
y2 = 119 + i * 3;
calc_linear_gradient_transform(x1, y1, x2, y2, gradient_mtx);
dash_gradient.draw(x1, y1, x2, y2, 2.0 - (i - 1) / 10.0, 3.0);
ren_sl.color(agg::rgba(1,1,1));
if(i <= 10)
{
// integral line width, horz aligned (mipmap test)
//-------------------
dash.draw(125.5, 119.5 + (i + 2) * (i / 2.0),
135.5, 119.5 + (i + 2) * (i / 2.0),
i, 0.0);
}
// fractional line width 0..2, 1 px H
//-----------------
dash.draw(17.5 + i * 4, 192, 18.5 + i * 4, 192, i / 10.0, 0);
// fractional line positioning, 1 px H
//-----------------
dash.draw(17.5 + i * 4 + (i - 1) / 10.0, 186,
18.5 + i * 4 + (i - 1) / 10.0, 186,
1.0, 0);
}
// Triangles
//---------------
for (int i = 1; i <= 13; i++)
{
fill_color_array(gradient_colors,
agg::rgba(1,1,1),
agg::rgba(i % 2, (i % 3) * 0.5, (i % 5) * 0.25));
calc_linear_gradient_transform(width() - 150,
height() - 20 - i * (i + 1.5),
width() - 20,
height() - 20 - i * (i + 1),
gradient_mtx);
ras.reset();
ras.move_to_d(width() - 150, height() - 20 - i * (i + 1.5));
ras.line_to_d(width() - 20, height() - 20 - i * (i + 1));
ras.line_to_d(width() - 20, height() - 20 - i * (i + 2));
agg::render_scanlines(ras, sl, ren_gradient);
}
*/
base.OnDraw(renderer);
}
//template<class Scanline, class Ras>
public void render_gouraud(IImageByte backBuffer, IScanlineCache sl, IRasterizer ras)
{
double alpha = m_alpha.Value;
double brc = 1;
#if SourceDepth24
pixfmt_alpha_blend_rgb pf = new pixfmt_alpha_blend_rgb(backBuffer, new blender_bgr());
#else
ImageBuffer image = new ImageBuffer();
image.Attach(backBuffer, new BlenderBGRA());
#endif
ImageClippingProxy ren_base = new ImageClippingProxy(image);
MatterHackers.Agg.span_allocator span_alloc = new span_allocator();
span_gouraud_rgba span_gen = new span_gouraud_rgba();
ras.gamma(new gamma_linear(0.0, m_gamma.Value));
double d = m_dilation.Value;
// Six triangles
double xc = (m_x[0] + m_x[1] + m_x[2]) / 3.0;
double yc = (m_y[0] + m_y[1] + m_y[2]) / 3.0;
double x1 = (m_x[1] + m_x[0]) / 2 - (xc - (m_x[1] + m_x[0]) / 2);
double y1 = (m_y[1] + m_y[0]) / 2 - (yc - (m_y[1] + m_y[0]) / 2);
double x2 = (m_x[2] + m_x[1]) / 2 - (xc - (m_x[2] + m_x[1]) / 2);
double y2 = (m_y[2] + m_y[1]) / 2 - (yc - (m_y[2] + m_y[1]) / 2);
double x3 = (m_x[0] + m_x[2]) / 2 - (xc - (m_x[0] + m_x[2]) / 2);
double y3 = (m_y[0] + m_y[2]) / 2 - (yc - (m_y[0] + m_y[2]) / 2);
span_gen.colors(new RGBA_Floats(1, 0, 0, alpha),
new RGBA_Floats(0, 1, 0, alpha),
new RGBA_Floats(brc, brc, brc, alpha));
span_gen.triangle(m_x[0], m_y[0], m_x[1], m_y[1], xc, yc, d);
ras.add_path(span_gen);
ScanlineRenderer scanlineRenderer = new ScanlineRenderer();
scanlineRenderer.GenerateAndRender(ras, sl, ren_base, span_alloc, span_gen);
span_gen.colors(new RGBA_Floats(0, 1, 0, alpha),
new RGBA_Floats(0, 0, 1, alpha),
new RGBA_Floats(brc, brc, brc, alpha));
span_gen.triangle(m_x[1], m_y[1], m_x[2], m_y[2], xc, yc, d);
ras.add_path(span_gen);
scanlineRenderer.GenerateAndRender(ras, sl, ren_base, span_alloc, span_gen);
span_gen.colors(new RGBA_Floats(0, 0, 1, alpha),
new RGBA_Floats(1, 0, 0, alpha),
new RGBA_Floats(brc, brc, brc, alpha));
span_gen.triangle(m_x[2], m_y[2], m_x[0], m_y[0], xc, yc, d);
ras.add_path(span_gen);
scanlineRenderer.GenerateAndRender(ras, sl, ren_base, span_alloc, span_gen);
brc = 1 - brc;
span_gen.colors(new RGBA_Floats(1, 0, 0, alpha),
new RGBA_Floats(0, 1, 0, alpha),
new RGBA_Floats(brc, brc, brc, alpha));
span_gen.triangle(m_x[0], m_y[0], m_x[1], m_y[1], x1, y1, d);
ras.add_path(span_gen);
scanlineRenderer.GenerateAndRender(ras, sl, ren_base, span_alloc, span_gen);
span_gen.colors(new RGBA_Floats(0, 1, 0, alpha),
new RGBA_Floats(0, 0, 1, alpha),
new RGBA_Floats(brc, brc, brc, alpha));
span_gen.triangle(m_x[1], m_y[1], m_x[2], m_y[2], x2, y2, d);
ras.add_path(span_gen);
scanlineRenderer.GenerateAndRender(ras, sl, ren_base, span_alloc, span_gen);
span_gen.colors(new RGBA_Floats(0, 0, 1, alpha),
new RGBA_Floats(1, 0, 0, alpha),
new RGBA_Floats(brc, brc, brc, alpha));
span_gen.triangle(m_x[2], m_y[2], m_x[0], m_y[0], x3, y3, d);
ras.add_path(span_gen);
scanlineRenderer.GenerateAndRender(ras, sl, ren_base, span_alloc, span_gen);
}
public override void OnDraw(Graphics2D graphics2D)
{
ImageBuffer widgetsSubImage = ImageBuffer.NewSubImageReference(graphics2D.DestImage, graphics2D.GetClippingRect());
IImageByte backBuffer = widgetsSubImage;
GammaLookUpTable gamma = new GammaLookUpTable(m_gamma.Value);
IRecieveBlenderByte NormalBlender = new BlenderBGRA();
IRecieveBlenderByte GammaBlender = new BlenderGammaBGRA(gamma);
ImageBuffer rasterNormal = new ImageBuffer();
rasterNormal.Attach(backBuffer, NormalBlender);
ImageBuffer rasterGamma = new ImageBuffer();
rasterGamma.Attach(backBuffer, GammaBlender);
ImageClippingProxy clippingProxyNormal = new ImageClippingProxy(rasterNormal);
ImageClippingProxy clippingProxyGamma = new ImageClippingProxy(rasterGamma);
clippingProxyNormal.clear(m_white_on_black.Checked ? new ColorF(0, 0, 0) : new ColorF(1, 1, 1));
ScanlineRasterizer ras = new ScanlineRasterizer();
ScanlineCachePacked8 sl = new ScanlineCachePacked8();
VertexSource.Ellipse e = new VertexSource.Ellipse();
// TODO: If you drag the control circles below the bottom of the window we get an exception. This does not happen in AGG.
// It needs to be debugged. Turning on clipping fixes it. But standard agg works without clipping. Could be a bigger problem than this.
//ras.clip_box(0, 0, width(), height());
// Render two "control" circles
e.init(m_x[0], m_y[0], 3, 3, 16);
ras.add_path(e);
ScanlineRenderer scanlineRenderer = new ScanlineRenderer();
scanlineRenderer.RenderSolid(clippingProxyNormal, ras, sl, new Color(127, 127, 127));
e.init(m_x[1], m_y[1], 3, 3, 16);
ras.add_path(e);
scanlineRenderer.RenderSolid(clippingProxyNormal, ras, sl, new Color(127, 127, 127));
double d = m_offset.Value;
// Creating a rounded rectangle
VertexSource.RoundedRect r = new VertexSource.RoundedRect(m_x[0] + d, m_y[0] + d, m_x[1] + d, m_y[1] + d, m_radius.Value);
r.normalize_radius();
// Drawing as an outline
if (!m_DrawAsOutlineCheckBox.Checked)
{
Stroke p = new Stroke(r);
p.width(1.0);
ras.add_path(p);
}
else
{
ras.add_path(r);
}
scanlineRenderer.RenderSolid(clippingProxyGamma, ras, sl, m_white_on_black.Checked ? new Color(255, 255, 255) : new Color(0, 0, 0));
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 override void OnDraw(Graphics2D graphics2D)
{
ImageBuffer widgetsSubImage = ImageBuffer.NewSubImageReference(graphics2D.DestImage, graphics2D.GetClippingRect());
int width = (int)widgetsSubImage.Width;
int height = (int)widgetsSubImage.Height;
if (numMasksSlider.Value != sliderValue)
{
generate_alpha_mask(width, height);
sliderValue = numMasksSlider.Value;
}
rasterizer.SetVectorClipBox(0, 0, width, height);
unsafe
{
alphaMaskImageBuffer.AttachBuffer(alphaByteArray, 0, width, height, width, 8, 1);
MatterHackers.Agg.Image.AlphaMaskAdaptor imageAlphaMaskAdaptor = new MatterHackers.Agg.Image.AlphaMaskAdaptor(widgetsSubImage, alphaMask);
ImageClippingProxy alphaMaskClippingProxy = new ImageClippingProxy(imageAlphaMaskAdaptor);
ImageClippingProxy clippingProxy = new ImageClippingProxy(widgetsSubImage);
Affine transform = Affine.NewIdentity();
transform *= Affine.NewTranslation(-lionShape.Center.X, -lionShape.Center.Y);
transform *= Affine.NewScaling(lionScale, lionScale);
transform *= Affine.NewRotation(angle + Math.PI);
transform *= Affine.NewSkewing(skewX / 1000.0, skewY / 1000.0);
transform *= Affine.NewTranslation(Width / 2, Height / 2);
clippingProxy.clear(new ColorF(1, 1, 1));
ScanlineRenderer scanlineRenderer = new ScanlineRenderer();
// draw a background to show how the mask is working better
int RectWidth = 30;
for (int i = 0; i < 40; i++)
{
for (int j = 0; j < 40; j++)
{
if ((i + j) % 2 != 0)
{
VertexSource.RoundedRect rect = new VertexSource.RoundedRect(i * RectWidth, j * RectWidth, (i + 1) * RectWidth, (j + 1) * RectWidth, 0);
rect.normalize_radius();
// Drawing as an outline
rasterizer.add_path(rect);
scanlineRenderer.RenderSolid(clippingProxy, rasterizer, scanlineCache, new Color(.9, .9, .9));
}
}
}
//int x, y;
// Render the lion
VertexSourceApplyTransform trans = new VertexSourceApplyTransform(lionShape.Path, transform);
scanlineRenderer.RenderSolidAllPaths(alphaMaskClippingProxy, rasterizer, scanlineCache, trans, lionShape.Colors, lionShape.PathIndex, lionShape.NumPaths);
/*
* // Render random Bresenham lines and markers
* agg::renderer_markers<amask_ren_type> m(r);
* for(i = 0; i < 50; i++)
* {
* m.line_color(agg::rgba8(randGenerator.Next() & 0x7F,
* randGenerator.Next() & 0x7F,
* randGenerator.Next() & 0x7F,
* (randGenerator.Next() & 0x7F) + 0x7F));
* m.fill_color(agg::rgba8(randGenerator.Next() & 0x7F,
* randGenerator.Next() & 0x7F,
* randGenerator.Next() & 0x7F,
* (randGenerator.Next() & 0x7F) + 0x7F));
*
* m.line(m.coord(randGenerator.Next() % width), m.coord(randGenerator.Next() % height),
* m.coord(randGenerator.Next() % width), m.coord(randGenerator.Next() % height));
*
* m.marker(randGenerator.Next() % width, randGenerator.Next() % height, randGenerator.Next() % 10 + 5,
* agg::marker_e(randGenerator.Next() % agg::end_of_markers));
* }
*
* // Render random anti-aliased lines
* double w = 5.0;
* agg::line_profile_aa profile;
* profile.width(w);
*
* typedef agg::renderer_outline_aa<amask_ren_type> renderer_type;
* renderer_type ren(r, profile);
*
* typedef agg::rasterizer_outline_aa<renderer_type> rasterizer_type;
* rasterizer_type ras(ren);
* ras.round_cap(true);
*
* for(i = 0; i < 50; i++)
* {
* ren.Color = agg::rgba8(randGenerator.Next() & 0x7F,
* randGenerator.Next() & 0x7F,
* randGenerator.Next() & 0x7F,
* //255));
* (randGenerator.Next() & 0x7F) + 0x7F);
* ras.move_to_d(randGenerator.Next() % width, randGenerator.Next() % height);
* ras.line_to_d(randGenerator.Next() % width, randGenerator.Next() % height);
* ras.render(false);
* }
*
* // Render random circles with gradient
* typedef agg::gradient_linear_color<color_type> grad_color;
* typedef agg::gradient_circle grad_func;
* typedef agg::span_interpolator_linear<> interpolator_type;
* typedef agg::span_gradient<color_type,
* interpolator_type,
* grad_func,
* grad_color> span_grad_type;
*
* agg::trans_affine grm;
* grad_func grf;
* grad_color grc(agg::rgba8(0,0,0), agg::rgba8(0,0,0));
* agg::ellipse ell;
* agg::span_allocator<color_type> sa;
* interpolator_type inter(grm);
* span_grad_type sg(inter, grf, grc, 0, 10);
* agg::renderer_scanline_aa<amask_ren_type,
* agg::span_allocator<color_type>,
* span_grad_type> rg(r, sa, sg);
* for(i = 0; i < 50; i++)
* {
* x = randGenerator.Next() % width;
* y = randGenerator.Next() % height;
* double r = randGenerator.Next() % 10 + 5;
* grm.reset();
* grm *= agg::trans_affine_scaling(r / 10.0);
* grm *= agg::trans_affine_translation(x, y);
* grm.invert();
* grc.colors(agg::rgba8(255, 255, 255, 0),
* agg::rgba8(randGenerator.Next() & 0x7F,
* randGenerator.Next() & 0x7F,
* randGenerator.Next() & 0x7F,
* 255));
* sg.color_function(grc);
* ell.init(x, y, r, r, 32);
* g_rasterizer.add_path(ell);
* agg::render_scanlines(g_rasterizer, g_scanline, rg);
* }
*/
//m_num_cb.Render(g_rasterizer, g_scanline, clippingProxy);
}
alphaMaskImageBuffer.DettachBuffer();
base.OnDraw(graphics2D);
}
