IDLgrSurface

A surface object represents a shaded or vector representation of a mesh grid.

An IDLgrSurface object is an atomic graphic object; it is one of the basic drawable elements of the IDL Object Graphics system, and it is not a container for other objects.

Superclasses

IDLitComponent

Creation

See IDLgrSurface::Init.

Properties

Objects of this class have the following properties. See IDLgrSurface Properties for details on individual properties.


ALL	ALPHA_CHANNEL
AMBIENT	BOTTOM
CLIP_PLANES	COLOR
DATA	DATAX
DATAY	DATAZ
DEPTH_OFFSET	DEPTH_TEST_DISABLE
DEPTH_TEST_FUNCTION	DEPTH_WRITE_DISABLE
DIFFUSE	DOUBLE
EMISSION	EXTENDED_LEGO
HIDDEN_LINES	HIDE
LINESTYLE	MAX_VALUE
MIN_VALUE	PALETTE
PARENT	REGISTER_PROPERTIES
RESET_DATA	SHADE_RANGE
SHADER	SHADING
SHARE_DATA	SHININESS
SHOW_SKIRT	SKIRT
SPECULAR	STYLE
TEXTURE_COORD	TEXTURE_HIGHRES
TEXTURE_INTERP	TEXTURE_MAP
THICK	USE_TRIANGLES
VERT_COLORS	XCOORD_CONV
XRANGE	YCOORD_CONV
YRANGE	ZCOORD_CONV
ZERO_OPACITY_SKIP	ZRANGE

In addition, objects of this class inherit the properties of all superclasses of this class.

Methods

This class has the following methods:

IDLgrSurface::Cleanup

IDLgrSurface::GetCTM

IDLgrSurface::GetMultiTextureCoord

IDLgrSurface::GetProperty

IDLgrSurface::GetVertexAttributeData

IDLgrSurface::Init

IDLgrSurface::SetProperty

IDLgrSurface::SetMultiTextureCoord

IDLgrSurface::SetVertexAttributeData

In addition, this class inherits the methods of its superclasses (if any).

Examples

See Mapping an Image onto Elevation Data (Image Processing in IDL) for a texture mapping example and Working with Surface Objects (Object Programming) for additional examples.

Version History


5.0	Introduced
5.6	Added CLIP_PLANES property
6.1	Added ALPHA_CHANNEL, AMBIENT, DIFFUSE, EMISSION, SHININESS, and SPECULAR properties
6.4	Added SHADER property Added GetVertexAttributeData, SetVertexAttributeData, Get MultiTextureCoord, and SetMultiTextureCoord methods