78 lines
3.2 KiB
C#
78 lines
3.2 KiB
C#
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/*
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Copyright (c) 2013, Lars Brubaker
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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The views and conclusions contained in the software and documentation are those
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of the authors and should not be interpreted as representing official policies,
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either expressed or implied, of the FreeBSD Project.
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*/
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using System;
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using System.IO;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using MatterHackers.PolygonMesh;
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using MatterHackers.VectorMath;
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using MatterHackers.Agg;
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using MatterHackers.Agg.Image;
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using MatterHackers.Agg.VertexSource;
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namespace MatterHackers.PolygonMesh.Processors
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{
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public static class OrthographicZProjection
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{
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public static void DrawTo(Graphics2D graphics2D, Mesh meshToDraw, Vector2 offset, double scale, RGBA_Bytes silhouetteColor)
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{
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graphics2D.Rasterizer.gamma(new gamma_power(.3));
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PathStorage polygonProjected = new PathStorage();
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foreach (Face face in meshToDraw.Faces)
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{
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if (face.normal.z > 0)
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{
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polygonProjected.remove_all();
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bool first = true;
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foreach (FaceEdge faceEdge in face.FaceEdgeIterator())
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{
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Vector2 position = new Vector2(faceEdge.vertex.Position.x, faceEdge.vertex.Position.y);
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position += offset;
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position *= scale;
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if (first)
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{
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polygonProjected.MoveTo(position.x, position.y);
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first = false;
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}
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else
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{
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polygonProjected.LineTo(position.x, position.y);
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}
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}
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graphics2D.Render(polygonProjected, silhouetteColor);
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}
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}
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graphics2D.Rasterizer.gamma(new gamma_none());
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}
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}
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}
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