[Test] public void Translation()
{
var m1 = new m4x4(v4.XAxis, v4.YAxis, v4.ZAxis, new v4(1.0f, 2.0f, 3.0f, 1.0f));
var m2 = m4x4.Translation(new v4(1.0f, 2.0f, 3.0f, 1.0f));
Assert.True(Math_.FEql(m1, m2));
}
public AddOverlaysOnPaintEventArgs(ChartControl chart, DrawingContext gfx, m4x4 chart_to_client, EZone zone)
{
Chart = chart;
Gfx = gfx;
ChartToClient = chart_to_client;
Zone = zone;
}
public static string Transform(m4x4 o2w, bool newline = false)
{
return
(o2w == m4x4.Identity ? string.Empty :
o2w.rot == m3x4.Identity ? Position(o2w.pos, newline) :
"*o2w{*m4x4{" + Mat4x4(o2w) + "}}" + (newline?"\n":""));
}
public Scope Group(string name, Colour32 colour, m4x4 transform)
{
return(Scope.Create(
() => GroupOpen(name, colour),
() => GroupClose(transform)
));
}
[Test] public void Orthonormalise()
{
var a2b = new m4x4();
a2b.x = new v4(-2.0f, 3.0f, 1.0f, 0.0f);
a2b.y = new v4(4.0f, -1.0f, 2.0f, 0.0f);
a2b.z = new v4(1.0f, -2.0f, 4.0f, 0.0f);
a2b.w = new v4(1.0f, 2.0f, 3.0f, 1.0f);
Assert.True(Math_.IsOrthonormal(Math_.Orthonormalise(a2b)));
}
[Test] public void CreateFrom2()
{
var m1 = m4x4.Transform(1.0f, 0.5f, 0.7f, v4.Origin);
var m2 = new m4x4(new quat(1.0f, 0.5f, 0.7f), v4.Origin);
Assert.True(Math_.IsOrthonormal(m1));
Assert.True(Math_.IsOrthonormal(m2));
Assert.True(Math_.FEql(m1, m2));
var rng = new Random(123456879);
var ang = rng.FloatC(0.0f, 1.0f);
var axis = v4.Random3N(0.0f, rng);
m1 = m4x4.Transform(axis, ang, v4.Origin);
m2 = new m4x4(new quat(axis, ang), v4.Origin);
Assert.True(Math_.IsOrthonormal(m1));
Assert.True(Math_.IsOrthonormal(m2));
Assert.True(Math_.FEql(m1, m2));
}
protected Element(Guid id, m4x4 position, string name)
{
View3d = View3d.Create();
m_vbuf = new List <View3d.Vertex>();
m_nbuf = new List <View3d.Nugget>();
m_ibuf = new List <ushort>();
Id = id;
Name = name;
m_chart = null;
m_impl_position = position;
m_impl_bounds = new BBox(position.pos, v4.Zero);
m_impl_selected = false;
m_impl_hovered = false;
m_impl_visible = true;
m_impl_visible_to_find_range = true;
m_impl_screen_space = false;
m_impl_enabled = true;
IsInvalidated = true;
UserData = new Dictionary <Guid, object>();
}
public LdrBuilder GroupClose(m4x4 transform)
{
return(Append(Ldr.Transform(transform, newline: true), "}\n"));
}
public Scope Group(string name, m4x4 transform)
{
return(Group(name, 0xFFFFFFFF, transform));
}
public void Axis(string name, Colour32 colour, m4x4 basis, float scale)
{
Append("*Matrix3x3 ", name, " ", colour, " {", basis.x * scale, " ", basis.y * scale, " ", basis.z * scale, " ", Ldr.Position(basis.pos), "}\n");
}
/// <summary>Convert a matrix to a WPF media transform</summary>
public static MatrixTransform ToTransform(this m4x4 o2w)
{
return(new MatrixTransform(o2w.x.x, o2w.x.y, o2w.y.x, o2w.y.y, o2w.pos.x, o2w.pos.y));
}
public static string Axis(string name, Colour32 colour, m4x4 basis, float size = 1f)
{
return($"*Matrix3x3 {name} {colour} {{{Vec3(basis.x)} {Vec3(basis.y)} {Vec3(basis.z)} {Position(basis.pos)}}}\n");
}
public void Axis(string name, Colour32 colour, m4x4 basis)
{
Axis(name, colour, basis, 0.1f);
}
=> AdjointMatrix(m1x1, m1x2, m1x3, m1x4, m1x5, m2x1, m2x2, m2x3, m2x4, m2x5, m3x1, m3x2, m3x3, m3x4, m3x5, m4x1, m4x2, m4x3, m4x4, m4x5, m5x1, m5x2, m5x3, m5x4, m5x5);
public LdrBuilder Axis(string name, Colour32 colour, m4x4 basis, float scale)
{
return(Append("*Matrix3x3 ", name, " ", colour, " {", basis.x * scale, " ", basis.y * scale, " ", basis.z * scale, " ", Ldr.Position(basis.pos), "}\n"));
}
public LdrBuilder Axis(m4x4 basis)
{
return(Axis(string.Empty, Color_.FromArgb(0xFFFFFFFF), basis));
}
=> CofactorMatrix(
m1x1, m1x2, m1x3, m1x4, m1x5,
m2x1, m2x2, m2x3, m2x4, m2x5,
m3x1, m3x2, m3x3, m3x4, m3x5,
m4x1, m4x2, m4x3, m4x4, m4x5,
m5x1, m5x2, m5x3, m5x4, m5x5);
public Gizmo(EMode mode, m4x4 o2w)
: this(View3D_GizmoCreate(mode, ref o2w), true)
{
}
=> InverseMatrix(
m1x1, m1x2, m1x3, m1x4, m1x5,
m2x1, m2x2, m2x3, m2x4, m2x5,
m3x1, m3x2, m3x3, m3x4, m3x5,
m4x1, m4x2, m4x3, m4x4, m4x5,
m5x1, m5x2, m5x3, m5x4, m5x5);
public LdrBuilder Axis(string name, Colour32 colour, m4x4 basis)
{
return(Axis(name, colour, basis, 0.1f));
}
public void GroupClose(m4x4 transform)
{
Append(Ldr.Transform(transform, newline: true), "}\n");
}
public static string Mat4x4(m4x4 mat)
{
Debug.Assert(Math_.IsFinite(mat));
return($"{Vec4(mat.x)} {Vec4(mat.y)} {Vec4(mat.z)} {Vec4(mat.w)}");
}
public void Axis(m4x4 basis)
{
Axis(string.Empty, Color_.FromArgb(0xFFFFFFFF), basis);
}