void draw_wings(SKCanvas canvas, List <SKPoint> wing, bool upper_wing = false) { List <SKBlendMode> modes = new List <SKBlendMode>() { SKBlendMode.ColorBurn, SKBlendMode.Multiply, SKBlendMode.Difference, SKBlendMode.Darken }; SKBlendMode style = RandomUtility.GetRandomElement <SKBlendMode>(modes); //canvas.ResetMatrix(); int canvasCacheTag = canvas.Save(); if (upper_wing) { canvas.Scale(1, -1); } paint.BlendMode = style; //draw_curve_filled( wing ) SkiaSharpUtility.DrawSplineCurve(canvas, paint, wing, true, SKPathFillType.Winding); paint.BlendMode = SKBlendMode.Multiply;// BLEND canvas.Scale(-1, 1); paint.BlendMode = style; // draw_curve_filled(wing) SkiaSharpUtility.DrawSplineCurve(canvas, paint, wing, true, SKPathFillType.Winding); paint.BlendMode = SKBlendMode.Multiply;// BLEND //canvas.ResetMatrix(); canvas.RestoreToCount(canvasCacheTag); }
void draw(SKCanvas canvas) { int frameCount = Utility.CreateRandom(1, 499); int random_seed = (int)(frameCount * 1000000 / (DateTime.Now.Second + 1)); random_seed = getSeed(random_seed); //helper.set_seed(random_seed) //blendMode(BLEND) paint.BlendMode = SKBlendMode.Multiply; // translate(width / 2, height / 2) canvas.Translate(w / 2f, h / 2f); canvas.Save(); int palette_idx = RandomUtility.CreateRandom(0, pal.Count); var palette = pal[palette_idx]; //range_upper_angles = [x for x in range( int( random( 0, 20 ) ), int( random( 50, 80 ) ), int( random( 7, 20 ) ) )] //range_lower_angles = [x for x in range( int( random( 0, 20 ) ), int( random( 50, 80 ) ), int( random( 7, 20 ) ) )] // class range(start, stop[, step]) // 0: start/min, 1: end/max, 2: step int[] upperSettings = new int[3] { RandomUtility.CreateRandom(0, 20), RandomUtility.CreateRandom(50, 80), RandomUtility.CreateRandom(7, 20) }; List <int> range_upper_angles = new List <int>(); for (int i = upperSettings[0]; i < upperSettings[1]; i += upperSettings[2]) { range_upper_angles.Add(i); } int[] lowerSettings = new int[3] { RandomUtility.CreateRandom(0, 20), RandomUtility.CreateRandom(50, 80), RandomUtility.CreateRandom(7, 20) }; List <int> range_lower_angles = new List <int>(); for (int i = lowerSettings[0]; i < lowerSettings[1]; i += lowerSettings[2]) { range_lower_angles.Add(i); } //range_upper_radii = [width * 0.2, width * 0.45] //range_lower_radii = [width * 0.2, width * 0.3] //SKPoint range_upper_radii = new SKPoint( w * 0.2f, w * 0.45f ); //SKPoint range_lower_radii = new SKPoint( w * 0.2f, w * 0.3f ); int num_layers = 10; string lines = RandomUtility.GetRandomElement <string>(availableLines); // curveTightness(random(-2, 0.6)) DrawUpperWings(canvas, palette, num_layers, lines, range_upper_angles); var lastPalette = DrawLowerWings(canvas, palette, lines, range_lower_angles); var lastUpperAngle = range_upper_angles[range_upper_angles.Count - 1]; lastPalette = RandomUtility.GetRandomElement <SKColor>(palette); DrawAntennaeAndBody(canvas, lastUpperAngle, lastPalette); }
void draw(SKCanvas canvas) { float current_x = w / 2.0f - grid_x_pixels / 2.0f + 10; float current_y = h / 2.0f - grid_y_pixels / 2.0f + body_height - 10; var pc = RandomUtility.GetRandomElement <SKColor>(colors); double inc = .2f * 255; // 255 * RandomUtility.CreateRandom( 0.2, 1 ); // var dc = SkiaSharpUtility.CreateRGBColor((byte)(pc.Red - inc), (byte)(pc.Green - inc), (byte)(pc.Blue - inc)); drawBird(canvas, current_x, current_y, pc, bc, dc); }
SKPoint draw_bird_body(SKCanvas canvas, float x, float y, SKColor pc, SKColor bc, SKColor dc) { // stroke(*dc) float body_bottom = y - feet_length / 2.0f; SKPoint body_one = new SKPoint(x - feet_length * 2.0f, body_bottom); SKPoint body_two = new SKPoint(x + feet_length * 1.5f, body_bottom); SKPoint body_three = new SKPoint(x + feet_length * 2.1f, body_bottom - body_height); SKPoint body_four = new SKPoint(x, body_bottom - body_height * 1.3f); SKPoint left_midpoint = new SKPoint((body_four.X + body_one.X) / 2, (body_four.Y + body_one.Y) / 2); SKPoint top_midpoint = new SKPoint((body_four.X + body_three.X) / 2, (body_four.Y + body_three.Y) / 2); SKPoint right_midpoint = new SKPoint((body_two.X + body_three.X) / 2, (body_two.Y + body_three.Y) / 2); SKPoint bottom_midpoint = new SKPoint((body_one.X + body_two.X) / 2, (body_one.Y + body_two.Y) / 2); //SKPoint true_midpoint = new SKPoint( ( left_midpoint.X + right_midpoint.X ) / 2, ( left_midpoint.Y + right_midpoint.Y ) / 2 ); List <SKPoint> body_points = new List <SKPoint>() { body_one, body_three, body_four, left_midpoint, top_midpoint, bottom_midpoint }; //fill( *bc ) //beginShape() var pathBody = new SKPath { FillType = SKPathFillType.EvenOdd }; pathBody.MoveTo(body_one); pathBody.LineTo(body_two); pathBody.LineTo(body_three); pathBody.LineTo(body_four); pathBody.Close(); SkiaSharpUtility.PathStroke(canvas, paint, dc, pathBody); SkiaSharpUtility.PathFill(canvas, paint, bc, pathBody); //endShape(CLOSE) int range = RandomUtility.CreateRandom(1, 4); for (int i = 0; i < range; i++) { var point_one = RandomUtility.GetRandomElement(body_points); var point_two = RandomUtility.GetRandomElement(body_points); var point_three = RandomUtility.GetRandomElement(body_points); //var point_four = RandomUtility.GetRandomElement( body_points ); // fill(pc[0], pc[1], pc[2]) //beginShape() var path = new SKPath { FillType = SKPathFillType.EvenOdd }; path.MoveTo(point_one); path.LineTo(point_two); path.LineTo(point_three); path.Close(); SkiaSharpUtility.PathStroke(canvas, paint, dc, path); SkiaSharpUtility.PathFill(canvas, paint, pc, path); //endShape(CLOSE) if (RandomUtility.CreateRandom() < 0.5) { draw_lines(canvas, body_points, dc); } } // for head_x = x + feet_length; head_y = body_bottom - body_height * 1.1f; return(body_one); }
SKColor DrawLowerWings(SKCanvas canvas, List <SKColor> palette, string lines, List <int> range_lower_angles) { SKPoint origin = new SKPoint(0, 0); List <byte> random2Bytes = new List <byte>() { 0, 60 }; SKColor p = SKColors.Transparent; for (int i = 0; i < 11; i++) { switch (lines) { case "none": // noStroke() ProcessingSkiaSharp.noStroke(paint); break; case "all": // stroke(0, 0, 0, 60) ProcessingSkiaSharp.stroke(paint, 0, 0, 0, 60); break; case "outer": // stroke(0, 0, 0, 60) ProcessingSkiaSharp.stroke(paint, 0, 0, 0, 60); break; case "some": // stroke(0, 0, 0, helper.random_list_value([0, 60])) byte randomByte = RandomUtility.GetRandomElement(random2Bytes); ProcessingSkiaSharp.stroke(paint, 0, 0, 0, randomByte); break; } //p = palette[int(random(0, len(palette)))] p = RandomUtility.GetRandomElement <SKColor>(palette); if (i == 3 || i == 6) { // fill(0, 0, 100, 100) ProcessingSkiaSharp.fill(paint, 0, 0, 100, 100); } else { //fill(p[0], p[1], p[2], 20) ProcessingSkiaSharp.fill(paint, p.Red, p.Green, p.Blue, 20); } List <SKPoint> wing = new List <SKPoint>() { origin }; foreach (int angle in range_lower_angles) { // circle_points_list(random(0, width * 0.01), random(0, height * 0.01), random( width * 0.15, width * 0.3 ), radians( random( angle - 7, angle ) ))) float randomAngle = RandomUtility.CreateRandom(angle - 7, angle); var cp = circle_points_list(RandomUtility.CreateRandom(0, w * 0.01f), RandomUtility.CreateRandom(0, h * 0.01f), RandomUtility.CreateRandom(w * 0.15f, w * 0.3f), (float)ProcessingSkiaSharp.radians(randomAngle)); wing.Add(cp); } float tmpRangle = RandomUtility.CreateRandom(73, 87); var tmpCp = circle_points_list(RandomUtility.CreateRandom(0, w * 0.01f), RandomUtility.CreateRandom(0, h * 0.01f), RandomUtility.CreateRandom(w * 0.15f, w * 0.3f), (float)ProcessingSkiaSharp.radians(tmpRangle)); wing.Add(tmpCp); draw_wings(canvas, wing); } // for (int i = 0; i< 11 for (int i = 0; i < 11; i++) { switch (lines) { case "none": // noStroke() ProcessingSkiaSharp.noStroke(paint); break; case "all": // stroke(0, 0, 0, 60) ProcessingSkiaSharp.stroke(paint, 0, 0, 0, 60); break; case "outer": // noStroke() ProcessingSkiaSharp.noStroke(paint); break; case "some": // stroke(0, 0, 0, helper.random_list_value([0, 60])) byte randomByte = RandomUtility.GetRandomElement(random2Bytes); ProcessingSkiaSharp.stroke(paint, 0, 0, 0, randomByte); break; } //p = palette[int(random(0, len(palette)))] p = RandomUtility.GetRandomElement <SKColor>(palette); if (i == 3 || i == 6) { // fill(0, 0, 100, 100) ProcessingSkiaSharp.fill(paint, 0, 0, 100, 100); } else { //fill(p[0], p[1], p[2], 20) ProcessingSkiaSharp.fill(paint, p.Red, p.Green, p.Blue, 20); } List <SKPoint> wing = new List <SKPoint>() { origin }; foreach (int angle in range_lower_angles) { // circle_points_list(random(0, width * 0.01), random(0, height * 0.01), random( width * 0.05, width * 0.2 ), radians( random( angle - 7, angle ) ))) float randomAngle = RandomUtility.CreateRandom(angle - 7, angle); var cp = circle_points_list(RandomUtility.CreateRandom(0, w * 0.01f), RandomUtility.CreateRandom(0, h * 0.01f), RandomUtility.CreateRandom(w * 0.05f, w * 0.2f), (float)ProcessingSkiaSharp.radians(randomAngle)); wing.Add(cp); } float tmpRangle = RandomUtility.CreateRandom(73, 87); var tmpCp = circle_points_list(RandomUtility.CreateRandom(0, w * 0.01f), RandomUtility.CreateRandom(0, h * 0.01f), RandomUtility.CreateRandom(w * 0.05f, w * 0.2f), (float)ProcessingSkiaSharp.radians(tmpRangle)); wing.Add(tmpCp); draw_wings(canvas, wing); } // for (int i = 0; i< 11 return(p); }
void DrawUpperWings(SKCanvas canvas, List <SKColor> palette, int num_layers, string lines, List <int> range_upper_angles) { SKPoint origin = new SKPoint(0, 0); List <byte> random2Bytes = new List <byte>() { 0, 60 }; //List<List<SKPoint>> upper_wing = new List<List<SKPoint>>(); //for (int i = 0; i < num_layers; i++) { // //List<SKPoint> points // //upper_wing.Add //} // for (int i = 0; i < num_layers for (int i = 0; i < 7; i++) { switch (lines) { case "none": // noStroke() ProcessingSkiaSharp.noStroke(paint); break; case "all": // stroke(0, 0, 0, 60) ProcessingSkiaSharp.stroke(paint, 0, 0, 0, 60); break; case "outer": // stroke(0, 0, 0, 60) ProcessingSkiaSharp.stroke(paint, 0, 0, 0, 60); break; case "some": // stroke(0, 0, 0, helper.random_list_value([0, 60])) byte randomByte = RandomUtility.GetRandomElement(random2Bytes); ProcessingSkiaSharp.stroke(paint, 0, 0, 0, randomByte); break; } //p = palette[int(random(0, len(palette)))] if (i == 3 || i == 6) { // fill(0, 0, 100, 100) ProcessingSkiaSharp.fill(paint, 0, 0, 100, 100); } else { var p = RandomUtility.GetRandomElement <SKColor>(palette); //fill(p[0], p[1], p[2], 20) ProcessingSkiaSharp.fill(paint, p.Red, p.Green, p.Blue, 20); } List <SKPoint> wing = new List <SKPoint>() { origin }; foreach (int angle in range_upper_angles) { // circle_points_list(random(0, width * 0.01), random(0, height * 0.01), random( width * 0.2, width * 0.4 ), radians( random( angle - 7, angle ) ) float randomAngle = RandomUtility.CreateRandom(angle - 7, angle); var cp = circle_points_list(RandomUtility.CreateRandom(0, w * 0.01f), RandomUtility.CreateRandom(0, h * 0.01f), RandomUtility.CreateRandom(w * 0.2f, w * 0.4f), (float)ProcessingSkiaSharp.radians(randomAngle)); wing.Add(cp); } draw_wings(canvas, wing, true); } // for (int i = 0; i< 7 for (int i = 0; i < 7; i++) { switch (lines) { case "none": // noStroke() ProcessingSkiaSharp.noStroke(paint); break; case "all": // stroke(0, 0, 0, 60) ProcessingSkiaSharp.stroke(paint, 0, 0, 0, 60); break; case "outer": // noStroke() ProcessingSkiaSharp.noStroke(paint); break; case "some": // stroke(0, 0, 0, helper.random_list_value([0, 60])) byte randomByte = RandomUtility.GetRandomElement(random2Bytes); ProcessingSkiaSharp.stroke(paint, 0, 0, 0, randomByte); break; } //p = palette[int(random(0, len(palette)))] if (i == 3 || i == 6) { // fill(0, 0, 100, 100) ProcessingSkiaSharp.fill(paint, 0, 0, 100, 100); } else { var p = RandomUtility.GetRandomElement <SKColor>(palette); //fill(p[0], p[1], p[2], 20) ProcessingSkiaSharp.fill(paint, p.Red, p.Green, p.Blue, 20); } List <SKPoint> wing = new List <SKPoint>() { origin }; foreach (int angle in range_upper_angles) { // circle_points_list(random(0, width * 0.01), random(0, height * 0.01), random( width * 0.2, width * 0.4 ), radians( random( angle - 7, angle ) ) float randomAngle = RandomUtility.CreateRandom(angle - 7, angle); var cp = circle_points_list(RandomUtility.CreateRandom(0, w * 0.01f), RandomUtility.CreateRandom(0, h * 0.01f), RandomUtility.CreateRandom(w * 0.1f, w * 0.2f), (float)ProcessingSkiaSharp.radians(randomAngle)); wing.Add(cp); } draw_wings(canvas, wing, true); } // for (int i = 0; i< 7 }