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 RGBA_Floats(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.render_scanlines_aa_solid(clippingProxy, rasterizer, sl, new RGBA_Bytes(0, 0, 0, 255)); ellipseForMask.init(ellipseForMask.originX, ellipseForMask.originY, ellipseForMask.radiusX - 10, ellipseForMask.radiusY - 10, 100); rasterizer.add_path(ellipseForMask); scanlineRenderer.render_scanlines_aa_solid(clippingProxy, rasterizer, sl, new RGBA_Bytes(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.render_scanlines_aa_solid(clippingProxy, rasterizer, sl, new RGBA_Bytes((int)((float)i / (float)num * 255), 0, 0, 255)); } } alphaMaskImageBuffer.DettachBuffer(); } }
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(); } }
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.RenderSolid(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()); 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()); 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 RGBA_Floats(0, 0, 0) : new RGBA_Floats(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.render_scanlines_aa_solid(clippingProxyNormal, ras, sl, new RGBA_Bytes(127, 127, 127)); e.init(m_x[1], m_y[1], 3, 3, 16); ras.add_path(e); scanlineRenderer.render_scanlines_aa_solid(clippingProxyNormal, ras, sl, new RGBA_Bytes(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.render_scanlines_aa_solid(clippingProxyGamma, ras, sl, m_white_on_black.Checked ? new RGBA_Bytes(255, 255, 255) : new RGBA_Bytes(0, 0, 0)); 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) { 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) { 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 RGBA_Floats(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.render_scanlines_aa_solid(clippingProxyNormal, ras, sl, new RGBA_Bytes(127, 127, 127)); e.init(m_x[1], m_y[1], 3, 3, 16); ras.add_path(e); scanlineRenderer.render_scanlines_aa_solid(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 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.render_scanlines_aa_solid(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(graphics2D); }