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NAME
SoTextureCoordinate3 -
The SoTextureCoordinate3 class contains a set of coordinates for the mapping of 2D textures.
When encountering nodes of this type during traversal, the coordinates it contains will be put on the
state stack. Some shape nodes can then use these coordinates for explicit, detailed control of how 3D
textures are mapped.
SYNOPSIS
#include <Inventor/nodes/SoTextureCoordinate3.h>
Inherits SoNode.
Public Member Functions
virtual SoType getTypeId (void) const
Returns the type identification of an object derived from a class inheriting SoBase. This is used for
run-time type checking and 'downward' casting.
SoTextureCoordinate3 (void)
virtual void doAction (SoAction *action)
virtual void GLRender (SoGLRenderAction *action)
virtual void callback (SoCallbackAction *action)
virtual void pick (SoPickAction *action)
Static Public Member Functions
static SoType getClassTypeId (void)
static void initClass (void)
Public Attributes
SoMFVec3f point
Protected Member Functions
virtual const SoFieldData * getFieldData (void) const
virtual ~SoTextureCoordinate3 ()
Static Protected Member Functions
static const SoFieldData ** getFieldDataPtr (void)
Additional Inherited Members
Detailed Description
The SoTextureCoordinate3 class contains a set of coordinates for the mapping of 2D textures.
When encountering nodes of this type during traversal, the coordinates it contains will be put on the
state stack. Some shape nodes can then use these coordinates for explicit, detailed control of how 3D
textures are mapped.
(If 3D textures are used without any SoTextureCoordinate3 nodes in the scenegraph leading up to a shape
node, the shape types have default fallbacks. So SoTextureCoordinate3 nodes are only necessary to use if
you are not satisfied with the default mapping.)
Note that an SoTextureCoordinate3 node will replace the coordinates already present in the state (if
any).
Be aware that this class is an extension for Coin, and it is not available in the original SGI Open
Inventor v2.1 API.
FILE FORMAT/DEFAULTS:
TextureCoordinate3 {
point [ ]
}
See Also:
SoTextureCoordinate2
Since:
Coin 2.0
TGS Inventor 2.6
Constructor & Destructor Documentation
SoTextureCoordinate3::SoTextureCoordinate3 (void)
Constructor.
SoTextureCoordinate3::~SoTextureCoordinate3 () [protected], [virtual]
Destructor.
Member Function Documentation
SoType SoTextureCoordinate3::getTypeId (void) const [virtual]
Returns the type identification of an object derived from a class inheriting SoBase. This is used for
run-time type checking and 'downward' casting. Usage example:
void foo(SoNode * node)
{
if (node->getTypeId() == SoFile::getClassTypeId()) {
SoFile * filenode = (SoFile *)node; // safe downward cast, knows the type
}
}
For application programmers wanting to extend the library with new nodes, engines, nodekits, draggers or
others: this method needs to be overridden in all subclasses. This is typically done as part of setting
up the full type system for extension classes, which is usually accomplished by using the pre-defined
macros available through for instance Inventor/nodes/SoSubNode.h (SO_NODE_INIT_CLASS and
SO_NODE_CONSTRUCTOR for node classes), Inventor/engines/SoSubEngine.h (for engine classes) and so on.
For more information on writing Coin extensions, see the class documentation of the toplevel superclasses
for the various class groups.
Implements SoBase.
const SoFieldData * SoTextureCoordinate3::getFieldData (void) const [protected], [virtual]
Returns a pointer to the class-wide field data storage object for this instance. If no fields are
present, returns NULL.
Reimplemented from SoFieldContainer.
void SoTextureCoordinate3::doAction (SoAction *action) [virtual]
This function performs the typical operation of a node for any action.
Reimplemented from SoNode.
void SoTextureCoordinate3::GLRender (SoGLRenderAction *action) [virtual]
Action method for the SoGLRenderAction.
This is called during rendering traversals. Nodes influencing the rendering state in any way or who wants
to throw geometry primitives at OpenGL overrides this method.
Reimplemented from SoNode.
void SoTextureCoordinate3::callback (SoCallbackAction *action) [virtual]
Action method for SoCallbackAction.
Simply updates the state according to how the node behaves for the render action, so the application
programmer can use the SoCallbackAction for extracting information about the scene graph.
Reimplemented from SoNode.
void SoTextureCoordinate3::pick (SoPickAction *action) [virtual]
Action method for SoPickAction.
Does common processing for SoPickAction action instances.
Reimplemented from SoNode.
Member Data Documentation
SoMFVec3f SoTextureCoordinate3::point
The set of 3D texture coordinates. Default value of field is an empty set.
Texture coordinates are usually specified in normalized coordinates, ie in the range [0, 1]. Coordinates
outside the [0, 1] range can be used to repeat the texture across a surface.
See Also:
SoTexture3::wrapR, SoTexure3::wrapS, SoTexture3::wrapT
Author
Generated automatically by Doxygen for Coin from the source code.
Version 4.0.0a Wed Feb 26 2014 SoTextureCoordinate3(3)