SoVRMLBox(3) | Library Functions Manual | SoVRMLBox(3) |
NAME¶
SoVRMLBox - The SoVRMLBox class is used for representing a 3D box.
SYNOPSIS¶
#include <Inventor/VRMLnodes/SoVRMLBox.h>
Inherits SoVRMLGeometry.
Public Member Functions¶
virtual SoType getTypeId (void)
const
SoVRMLBox (void)
virtual void GLRender (SoGLRenderAction *action)
virtual void rayPick (SoRayPickAction *action)
virtual void getPrimitiveCount
(SoGetPrimitiveCountAction *action)
Public Member Functions inherited from SoVRMLGeometry
virtual void search (SoSearchAction *action)
virtual void copyContents (const
SoFieldContainer *from, SbBool copyConn)
Public Member Functions inherited from SoShape
virtual SbBool affectsState (void) const
virtual void getBoundingBox
(SoGetBoundingBoxAction *action)
virtual void callback (SoCallbackAction *action)
const SoBoundingBoxCache * getBoundingBoxCache
(void) const
Public Member Functions inherited from SoNode
void setOverride (const SbBool state)
SbBool isOverride (void) const
void setNodeType (const NodeType type)
NodeType getNodeType (void) const
virtual SoNode * copy (SbBool
copyconnections=FALSE) const
virtual void doAction (SoAction *action)
virtual void GLRenderBelowPath (SoGLRenderAction
*action)
virtual void GLRenderInPath (SoGLRenderAction
*action)
virtual void GLRenderOffPath (SoGLRenderAction
*action)
virtual void getMatrix (SoGetMatrixAction *action)
virtual void handleEvent (SoHandleEventAction
*action)
virtual void pick (SoPickAction *action)
virtual void write (SoWriteAction *action)
virtual void audioRender (SoAudioRenderAction
*action)
virtual void grabEventsSetup (void)
virtual void grabEventsCleanup (void)
virtual void startNotify (void)
uint32_t getNodeId (void) const
virtual void writeInstance (SoOutput *out)
virtual SoNode * addToCopyDict (void) const
virtual SoFieldContainer * copyThroughConnection
(void) const
Public Member Functions inherited from SoFieldContainer
void setToDefaults (void)
SbBool hasDefaultValues (void) const
SbBool fieldsAreEqual (const SoFieldContainer *container)
const
void copyFieldValues (const SoFieldContainer
*container, SbBool copyconnections=FALSE)
SbBool set (const char *const fielddata)
void get (SbString &fielddata)
virtual int getFields (SoFieldList &l)
const
virtual int getAllFields (SoFieldList &l)
const
virtual SoField * getField (const SbName
&name) const
virtual SoField * getEventIn (const SbName
&name) const
virtual SoField * getEventOut (const SbName
&name) const
SbBool getFieldName (const SoField *const
field, SbName &name) const
SbBool enableNotify (const SbBool flag)
SbBool isNotifyEnabled (void) const
SbBool set (const char *fielddata, SoInput *input)
void get (SbString &fielddata, SoOutput
*out)
virtual SbBool validateNewFieldValue (SoField
*field, void *newval)
virtual void addWriteReference (SoOutput
*out, SbBool isfromfield=FALSE)
SbBool getIsBuiltIn (void) const
virtual void getFieldsMemorySize (size_t
&managed, size_t &unmanaged) const
void setUserData (void *userdata) const
void * getUserData (void) const
Public Member Functions inherited from SoBase
void ref (void) const
void unref (void) const
void unrefNoDelete (void) const
int32_t getRefCount (void) const
void touch (void)
SbBool isOfType (SoType type) const
virtual SbName getName (void) const
virtual void setName (const SbName
&newname)
void addAuditor (void *const auditor,
const SoNotRec::Type type)
void removeAuditor (void *const auditor,
const SoNotRec::Type type)
const SoAuditorList & getAuditors (void)
const
SbBool shouldWrite (void)
void assertAlive (void) const
Static Public Member Functions¶
static SoType getClassTypeId (void)
static void initClass (void)
Static Public Member Functions inherited from
SoVRMLGeometry
static SoType getClassTypeId (void)
static void initClass (void)
Static Public Member Functions inherited from SoShape
static SoType getClassTypeId (void)
static void initClass (void)
static void getScreenSize (SoState *const
state, const SbBox3f &boundingbox, SbVec2s
&rectsize)
static float getDecimatedComplexity (SoState *state,
float complexity)
Static Public Member Functions inherited from SoNode
static uint32_t getCompatibilityTypes (const
SoType &nodetype)
static SoType getClassTypeId (void)
static SoNode * getByName (const SbName
&name)
static int getByName (const SbName &name,
SoNodeList &l)
static void initClass (void)
static void initClasses (void)
static uint32_t getNextNodeId (void)
static int getActionMethodIndex (const SoType
type)
static void getBoundingBoxS (SoAction *action,
SoNode *node)
static void GLRenderS (SoAction *action,
SoNode *node)
static void callbackS (SoAction *action,
SoNode *node)
static void getMatrixS (SoAction *action,
SoNode *node)
static void handleEventS (SoAction *action,
SoNode *node)
static void pickS (SoAction *action, SoNode
*node)
static void rayPickS (SoAction *action,
SoNode *node)
static void searchS (SoAction *action,
SoNode *node)
static void writeS (SoAction *action,
SoNode *node)
static void audioRenderS (SoAction *action,
SoNode *node)
static void getPrimitiveCountS (SoAction *action,
SoNode *node)
Static Public Member Functions inherited from
SoFieldContainer
static void initClass (void)
static SoType getClassTypeId (void)
static void cleanupClass (void)
static void initCopyDict (void)
static void addCopy (const SoFieldContainer
*orig, const SoFieldContainer *copy)
static SoFieldContainer * checkCopy (const
SoFieldContainer *orig)
static SoFieldContainer * findCopy (const
SoFieldContainer *orig, const SbBool
copyconnections)
static void copyDone (void)
Static Public Member Functions inherited from SoBase
static void initClass (void)
static SoType getClassTypeId (void)
static void addName (SoBase *const base,
const char *const name)
static void removeName (SoBase *const base,
const char *const name)
static void incrementCurrentWriteCounter (void)
static void decrementCurrentWriteCounter (void)
static SoBase * getNamedBase (const SbName
&name, SoType type)
static int getNamedBases (const SbName &name,
SoBaseList &baselist, SoType type)
static SbBool read (SoInput *input, SoBase
*&base, SoType expectedtype)
static void setInstancePrefix (const
SbString &c)
static void setTraceRefs (SbBool trace)
static SbBool getTraceRefs (void)
static SbBool connectRoute (SoInput *input, const
SbName &fromnodename, const SbName
&fromfieldname, const SbName
&tonodename, const SbName &tofieldname)
static SbBool readRoute (SoInput *input)
Public Attributes¶
SoSFVec3f size
Protected Member Functions¶
virtual const SoFieldData *
getFieldData (void) const
virtual ~SoVRMLBox ()
virtual void generatePrimitives (SoAction *action)
virtual void computeBBox (SoAction *action,
SbBox3f &box, SbVec3f ¢er)
Protected Member Functions inherited from SoVRMLGeometry
SoVRMLGeometry (void)
virtual ~SoVRMLGeometry ()
void setupShapeHints (SoState *state, const SbBool
ccw, const SbBool solid)
virtual SbBool shouldGLRender (SoGLRenderAction *action)
virtual SoChildList * getChildren (void)
const
virtual void notify (SoNotList *list)
Protected Member Functions inherited from SoShape
SoShape (void)
virtual ~SoShape ()
float getComplexityValue (SoAction *action)
void beginSolidShape (SoGLRenderAction *action)
void endSolidShape (SoGLRenderAction *action)
void GLRenderBoundingBox (SoGLRenderAction *action)
SbBool shouldPrimitiveCount (SoGetPrimitiveCountAction *action)
SbBool shouldRayPick (SoRayPickAction *const action)
void computeObjectSpaceRay (SoRayPickAction *const
action)
void computeObjectSpaceRay (SoRayPickAction *const
action, const SbMatrix &matrix)
virtual SoDetail * createTriangleDetail
(SoRayPickAction *action, const SoPrimitiveVertex
*v1, const SoPrimitiveVertex *v2, const
SoPrimitiveVertex *v3, SoPickedPoint *pp)
virtual SoDetail * createLineSegmentDetail
(SoRayPickAction *action, const SoPrimitiveVertex
*v1, const SoPrimitiveVertex *v2,
SoPickedPoint *pp)
virtual SoDetail * createPointDetail
(SoRayPickAction *action, const SoPrimitiveVertex *v,
SoPickedPoint *pp)
void invokeTriangleCallbacks (SoAction *const
action, const SoPrimitiveVertex *const v1,
const SoPrimitiveVertex *const v2, const
SoPrimitiveVertex *const v3)
void invokeLineSegmentCallbacks (SoAction *const
action, const SoPrimitiveVertex *const v1,
const SoPrimitiveVertex *const v2)
void invokePointCallbacks (SoAction *const action,
const SoPrimitiveVertex *const v)
void beginShape (SoAction *const action,
const TriangleShape shapetype, SoDetail
*const detail=NULL)
void shapeVertex (const SoPrimitiveVertex
*const v)
void endShape (void)
void generateVertex (SoPrimitiveVertex *const
pv, const SbVec3f &point, const SbBool
useTexFunc, const SoTextureCoordinateElement
*const tce, const float s, const float t,
const SbVec3f &normal)
void generateVertex (SoPrimitiveVertex *const
pv, const SbVec3f &point, const SbBool
useTexFunc, const SoTextureCoordinateElement
*const tce, const float s, const float t,
const float r, const SbVec3f &normal)
SbBool startVertexArray (SoGLRenderAction *action, const
SoCoordinateElement *coords, const SbVec3f
*pervertexnormals, const SbBool texpervertex,
const SbBool colorpervertex)
void finishVertexArray (SoGLRenderAction *action,
const SbBool vbo, const SbBool normpervertex,
const SbBool texpervertex, const SbBool colorpervertex)
Protected Member Functions inherited from SoNode
SoNode (void)
virtual ~SoNode ()
virtual SbBool readInstance (SoInput *in,
unsigned short flags)
Protected Member Functions inherited from SoFieldContainer
SoFieldContainer (void)
virtual ~SoFieldContainer ()
Protected Member Functions inherited from SoBase
SoBase (void)
virtual ~SoBase ()
virtual void destroy (void)
SbBool hasMultipleWriteRefs (void) const
SbBool writeHeader (SoOutput *out, SbBool isgroup,
SbBool isengine) const
void writeFooter (SoOutput *out) const
virtual const char * getFileFormatName (void)
const
Static Protected Member Functions¶
static const SoFieldData **
getFieldDataPtr (void)
Static Protected Member Functions inherited from
SoVRMLGeometry
static const SoFieldData ** getFieldDataPtr
(void)
Static Protected Member Functions inherited from SoShape
static const SoFieldData ** getFieldDataPtr
(void)
Static Protected Member Functions inherited from SoNode
static const SoFieldData ** getFieldDataPtr
(void)
static void setNextActionMethodIndex (int index)
static int getNextActionMethodIndex (void)
static void incNextActionMethodIndex (void)
static void setCompatibilityTypes (const
SoType &nodetype, const uint32_t bitmask)
Static Protected Member Functions inherited from SoBase
static uint32_t getCurrentWriteCounter (void)
static void staticDataLock (void)
static void staticDataUnlock (void)
Additional Inherited Members¶
Public Types inherited from SoShape
enum TriangleShape { TRIANGLE_STRIP, TRIANGLE_FAN,
TRIANGLES, POLYGON, QUADS, QUAD_STRIP,
POINTS, LINES, LINE_STRIP }
Public Types inherited from SoNode
enum NodeType { INVENTOR = 0x0000, VRML1 = 0x0001,
VRML2 = 0x0002, INVENTOR_1 = 0x0004, INVENTOR_2_0 =
0x0008, INVENTOR_2_1 = 0x0010, INVENTOR_2_5 = 0x0020,
INVENTOR_2_6 = 0x0040, COIN_1_0 = 0x0080, COIN_2_0 =
0x0100, EXTENSION = 0x0200, COIN_2_2 = 0x0400, COIN_2_3
= 0x0800, COIN_2_4 = 0x1000, INVENTOR_5_0 = 0x2000,
COIN_2_5 = 0x4000, COIN_3_0 = 0x8000, INVENTOR_6_0 =
0x10000 }
Protected Types inherited from SoBase
enum BaseFlags { IS_ENGINE = 0x01, IS_GROUP = 0x02 }
Protected Attributes inherited from SoNode
uint32_t uniqueId
Protected Attributes inherited from SoFieldContainer
SbBool isBuiltIn
Static Protected Attributes inherited from SoNode
static uint32_t nextUniqueId = 1
static int nextActionMethodIndex = 0
Detailed Description¶
The SoVRMLBox class is used for representing a 3D box.
The detailed class documentation is taken verbatim from the VRML97 standard (ISO/IEC 14772-1:1997). It is copyright The Web3D Consortium, and is used by permission of the Consortium:
Box {
field SFVec3f size 2 2 2 # (0, inf) }
The Box node specifies a rectangular parallelepiped box centred at (0, 0, 0) in the local coordinate system and aligned with the local coordinate axes. By default, the box measures 2 units in each dimension, from -1 to +1. The size field specifies the extents of the box along the X-, Y-, and Z-axes respectively and each component value shall be greater than zero. Figure 6.2 illustrates the Box node.
Figure 6.2
Textures are applied individually to each face of the box. On the front (+Z), back (-Z), right (+X), and left (-X) faces of the box, when viewed from the outside with the +Y-axis up, the texture is mapped onto each face with the same orientation as if the image were displayed normally in 2D. On the top face of the box (+Y), when viewed from above and looking down the Y-axis toward the origin with the -Z-axis as the view up direction, the texture is mapped onto the face with the same orientation as if the image were displayed normally in 2D. On the bottom face of the box (-Y), when viewed from below looking up the Y-axis toward the origin with the +Z-axis as the view up direction, the texture is mapped onto the face with the same orientation as if the image were displayed normally in 2D. SoVRMLTextureTransform affects the texture coordinates of the Box. The Box node's geometry requires outside faces only. When viewed from the inside the results are undefined.
Constructor & Destructor Documentation¶
SoVRMLBox::SoVRMLBox (void)¶
Constructor.
SoVRMLBox::~SoVRMLBox () [protected], [virtual]¶
Destructor.
Member Function Documentation¶
SoType SoVRMLBox::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.
Reimplemented from SoVRMLGeometry.
const SoFieldData * SoVRMLBox::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 SoVRMLGeometry.
void SoVRMLBox::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 SoShape.
void SoVRMLBox::rayPick (SoRayPickAction * action) [virtual]¶
Calculates picked point based on primitives generated by subclasses.
Reimplemented from SoShape.
void SoVRMLBox::getPrimitiveCount (SoGetPrimitiveCountAction * action) [virtual]¶
Action method for the SoGetPrimitiveCountAction.
Calculates the number of triangle, line segment and point primitives for the node and adds these to the counters of the action.
Nodes influencing how geometry nodes calculates their primitive count also overrides this method to change the relevant state variables.
Reimplemented from SoShape.
void SoVRMLBox::generatePrimitives (SoAction * action) [protected], [virtual]¶
The method implements action behavior for shape nodes for SoCallbackAction. It is invoked from SoShape::callback(). (Subclasses should not override SoNode::callback().)
The subclass implementations uses the convenience methods SoShape::beginShape(), SoShape::shapeVertex(), and SoShape::endShape(), with SoDetail instances, to pass the primitives making up the shape back to the caller.
Implements SoShape.
void SoVRMLBox::computeBBox (SoAction * action, SbBox3f & box, SbVec3f & center) [protected], [virtual]¶
Implemented by SoShape subclasses to let the SoShape superclass know the exact size and weighted center point of the shape's bounding box.
The bounding box and center point should be calculated and returned in the local coordinate system.
The method implements action behavior for shape nodes for SoGetBoundingBoxAction. It is invoked from SoShape::getBoundingBox(). (Subclasses should not override SoNode::getBoundingBox().)
The box parameter sent in is guaranteed to be an empty box, while center is undefined upon function entry.
Implements SoShape.
Member Data Documentation¶
SoVRMLBox::size¶
Box size vector. Default value is (2,2,2).
Author¶
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