/// <summary>
/// Create custom mesh mapping
/// </summary>
/// <param name="mesh">Mesh with texture coordinates</param>
/// <returns>TextureMapping instance</returns>
/// <since>6.15</since>
public static TextureMapping CreateCustomMeshMapping(Mesh mesh)
{
TextureMapping rc = new TextureMapping();
IntPtr pMapping = rc.NonConstPointer();
if (!UnsafeNativeMethods.ON_TextureMapping_SetMeshMappingPrimitive(pMapping, mesh.ConstPointer()))
{
rc.Dispose();
rc = null;
}
return(rc);
}
/// <summary>
/// Create a spherical projection texture mapping.
/// </summary>
/// <param name="sphere">
/// sphere in world space used to define a spherical coordinate system.
/// The longitude parameter maps (0,2pi) to texture "u" (0,1).
/// The latitude parameter maps (-pi/2,+pi/2) to texture "v" (0,1).
/// The radial parameter maps (0,r) to texture "w" (0,1).
/// </param>
/// <returns>TextureMapping instance if input is valid</returns>
/// <since>5.0</since>
public static TextureMapping CreateSphereMapping(Sphere sphere)
{
TextureMapping rc = new TextureMapping();
IntPtr pMapping = rc.NonConstPointer();
if (!UnsafeNativeMethods.ON_TextureMapping_SetSphereMapping(pMapping, ref sphere))
{
rc.Dispose();
rc = null;
}
return(rc);
}
/// <summary>Create a box projection texture mapping.</summary>
/// <param name="plane">
/// The sides of the box the box are parallel to the plane's coordinate
/// planes. The dx, dy, dz intervals determine the location of the sides.
/// </param>
/// <param name="dx">
/// Determines the location of the front and back planes. The vector
/// plane.xaxis is perpendicular to these planes and they pass through
/// plane.PointAt(dx[0],0,0) and plane.PointAt(dx[1],0,0), respectively.
/// </param>
/// <param name="dy">
/// Determines the location of the left and right planes. The vector
/// plane.yaxis is perpendicular to these planes and they pass through
/// plane.PointAt(0,dy[0],0) and plane.PointAt(0,dy[1],0), respectively.
/// </param>
/// <param name="dz">
/// Determines the location of the top and bottom planes. The vector
/// plane.zaxis is perpendicular to these planes and they pass through
/// plane.PointAt(0,0,dz[0]) and plane.PointAt(0,0,dz[1]), respectively.
/// </param>
/// <param name="capped">
/// If true, the box is treated as a finite capped box.
/// </param>
/// <remarks>
/// When m_texture_space = divided, the box is mapped to texture space as follows:
/// If the box is not capped, then each side maps to 1/4 of the texture map.
/// v=1+---------+---------+---------+---------+
/// | x=dx[1] | y=dy[1] | x=dx[0] | y=dy[0] |
/// | Front | Right | Back | Left |
/// | --y-> | <-x-- | <-y-- | --x-> |
/// v=0+---------+---------+---------+---------+
/// 0/4 <=u<= 1/4 <=u<= 2/4 <=u<= 3/4 <=u<= 4/4
/// If the box is capped, then each side and cap gets 1/6 of the texture map.
/// v=1+---------+---------+---------+---------+---------+---------+
/// | x=dx[1] | y=dy[1] | x=dx[0] | y=dy[0] | z=dx[1] | z=dz[0] |
/// | Front | Right | Back | Left | Top | Bottom |
/// | --y-> | <x-- | <-y-- | --x-> | --x-> | --x-> |
/// v=0+---------+---------+---------+---------+---------+---------+
/// 0/6 <=u<= 1/6 <=u<= 2/6 <=u<= 3/6 <=u<= 4/6 <=u<= 5/6 <=u<= 6/6
/// </remarks>
/// <returns>TextureMapping instance if input is valid</returns>
/// <since>5.0</since>
public static TextureMapping CreateBoxMapping(Plane plane, Interval dx, Interval dy, Interval dz, bool capped)
{
TextureMapping rc = new TextureMapping();
IntPtr pMapping = rc.NonConstPointer();
if (!UnsafeNativeMethods.ON_TextureMapping_SetBoxMapping(pMapping, ref plane, dx, dy, dz, capped))
{
rc.Dispose();
rc = null;
}
return(rc);
}
/// <summary>Create a cylindrical projection texture mapping.</summary>
/// <param name="cylinder">
/// cylinder in world space used to define a cylindrical coordinate system.
/// The angular parameter maps (0,2pi) to texture "u" (0,1), The height
/// parameter maps (height[0],height[1]) to texture "v" (0,1), and the
/// radial parameter maps (0,r) to texture "w" (0,1).
/// </param>
/// <param name="capped">
/// If true, the cylinder is treated as a finite capped cylinder
/// </param>
/// <remarks>
/// When the cylinder is capped and m_texture_space = divided, the
/// cylinder is mapped to texture space as follows:
/// The side is mapped to 0 <= "u" <= 2/3.
/// The bottom is mapped to 2/3 <= "u" <= 5/6.
/// The top is mapped to 5/6 <= "u" <= 5/6.
/// This is the same convention box mapping uses.
/// </remarks>
/// <returns>TextureMapping instance if input is valid</returns>
/// <since>5.0</since>
public static TextureMapping CreateCylinderMapping(Cylinder cylinder, bool capped)
{
TextureMapping rc = new TextureMapping();
IntPtr pMapping = rc.NonConstPointer();
if (!UnsafeNativeMethods.ON_TextureMapping_SetCylinderMapping(pMapping, ref cylinder, capped))
{
rc.Dispose();
rc = null;
}
return(rc);
}
