99 lines
3.5 KiB
C#
99 lines
3.5 KiB
C#
/*
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Copyright (c) 2019, Lars Brubaker, John Lewin
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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 MatterHackers.Agg;
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using MatterHackers.MatterControl.DesignTools.EditableTypes;
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using MatterHackers.RenderOpenGl;
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using MatterHackers.RenderOpenGl.OpenGl;
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using MatterHackers.VectorMath;
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namespace MatterHackers.MeshVisualizer
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{
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public static class WorldViewExtensions
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{
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public static void RenderDirectionAxis(this WorldView world, DirectionAxis axis, Matrix4X4 matrix, double size)
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{
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GLHelper.PrepareFor3DLineRender(true);
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Frustum frustum = world.GetClippingFrustum();
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Vector3 length = axis.Normal * size;
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var color = Agg.Color.Red;
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// draw center line
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{
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var min = axis.Origin - length;
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Vector3 start = Vector3Ex.Transform(min, matrix);
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var max = axis.Origin + length;
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Vector3 end = Vector3Ex.Transform(max, matrix);
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world.Render3DLineNoPrep(frustum, start, end, color, 1);
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}
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var perpendicular = Vector3.GetPerpendicular(axis.Normal, Vector3.Zero).GetNormal();
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// draw some lines to mark the rotation plane
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int count = 20;
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bool first = true;
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var firstEnd = Vector3.Zero;
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var lastEnd = Vector3.Zero;
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var center = Vector3Ex.Transform(axis.Origin, matrix);
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for (int i = 0; i < count; i++)
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{
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var rotation = size / 4 * Vector3Ex.Transform(perpendicular, Matrix4X4.CreateRotation(axis.Normal, MathHelper.Tau * i / count));
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// draw center line
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var max = axis.Origin + rotation;
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Vector3 end = Vector3Ex.Transform(max, matrix);
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world.Render3DLineNoPrep(frustum, center, end, color, 1);
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if (!first)
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{
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world.Render3DLineNoPrep(frustum, end, lastEnd, color, 1);
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}
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else
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{
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firstEnd = end;
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}
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lastEnd = end;
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first = false;
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}
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world.Render3DLineNoPrep(frustum, firstEnd, lastEnd, color, 1);
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GL.Enable(EnableCap.Lighting);
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}
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public static AxisAlignedBoundingBox GetWorldspaceAabbOfRenderDirectionAxis(DirectionAxis axis, Matrix4X4 matrix, double size)
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{
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double radius = axis.Normal.Length * size;
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return AxisAlignedBoundingBox.CenteredHalfExtents(new Vector3(radius, radius, radius), axis.Origin).NewTransformed(matrix);
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}
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}
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}
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