This corresponds to an <Xfm$Anim_S$> entry, which is a collection of up to nine <S$Anim> entries that specify the nine components of a transformation. It's implemented as a group that can contain any number of EggSAnimData children.
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| __init__ (const EggXfmAnimData convert_from) |
| Converts the older-style XfmAnim table to the newer-style XfmSAnim table. More...
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| __init__ (const EggXfmSAnim copy) |
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| __init__ (str name, CoordinateSystem cs) |
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| addComponentData (int component, double value) |
| Adds a new row to the indicated component (0-12) of the table. More...
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| addComponentData (str component_name, double value) |
| Adds a new row to the named component (one of matrix_component_letters) of the table. More...
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bool | addData (const LMatrix4d mat) |
| Adds a new matrix to the table, by adding a new row to each of the subtables. More...
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| clearData () |
| Removes all data from the table. It does this by removing all of its children. More...
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| clearFps () |
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| clearOrder () |
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CoordinateSystem | getCoordinateSystem () |
| Returns the coordinate system this table believes it is defined within. This should always match the coordinate system of the EggData structure that owns it. It is necessary to store it here because the meaning of the h, p, and r columns depends on the coordinate system. More...
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double | getFps () |
| This is only valid if has_fps() returns true. More...
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int | getNumRows () |
| Returns the effective number of rows in the table. This is actually the number of rows of the smallest subtable larger than one row. This is a convenience function that treats the table of tables as if it were a single table of matrices. More...
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str | getOrder () |
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| getValue (int row, LMatrix4d mat) |
| Returns the value of the aggregate row of the table as a matrix. This is a convenience function that treats the table of tables as if it were a single table of matrices. It is an error to call this if any SAnimData children of this node have an improper name (e.g. not a single letter, or not one of "ijkabchprxyz"). More...
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bool | hasFps () |
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bool | hasOrder () |
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| normalize () |
| The inverse operation of optimize(), this ensures that all the sub-tables have the same length by duplicating rows as necessary. This is needed before doing operations like add_data() or set_value() on an existing table. More...
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EggXfmSAnim | operator= (const EggXfmSAnim copy) |
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| optimize () |
| Optimizes the table by collapsing redundant sub-tables. More...
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| optimizeToStandardOrder () |
| Optimizes the table by collapsing redundant sub-tables, and simultaneously ensures that the order string is the standard order (which is the same as that supported by compose_matrix() and decompose_matrix()). More...
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| setFps (double fps) |
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| setOrder (str order) |
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bool | setValue (int row, const LMatrix4d mat) |
| Replaces the indicated row of the table with the given matrix. More...
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Public Member Functions inherited from EggGroupNode |
| __init__ (const EggGroupNode copy) |
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| __init__ (str name) |
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EggNode | addChild (EggNode node) |
| Adds the indicated child to the group and returns it. If the child node is already a child of some other node, removes it first. More...
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| applyFirstAttribute (bool recurse) |
| Sets the first vertex of the triangle (or each component) to the primitive normal and/or color, if the primitive is flat-shaded. This reflects the DirectX convention of storing flat-shaded properties on the first vertex, although it is not usually a convention in Egg. More...
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| applyLastAttribute (bool recurse) |
| Sets the last vertex of the triangle (or each component) to the primitive normal and/or color, if the primitive is flat-shaded. This reflects the OpenGL convention of storing flat-shaded properties on the last vertex, although it is not usually a convention in Egg. More...
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| clear () |
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| clearConnectedShading () |
| Resets the connected_shading information on all primitives at this node and below, so that it may be accurately rederived by the next call to get_connected_shading(). More...
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bool | empty () |
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EggNode | findChild (str name) |
| Returns the child of this node whose name is the indicated string, or NULL if there is no child of this node by that name. Does not search recursively. More...
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| forceFilenames (const Filename directory) |
| Similar to resolve_filenames, but each non-absolute filename encountered is arbitrarily taken to be in the indicated directory, whether or not the so-named filename exists. More...
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object | getChildren () |
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| getConnectedShading () |
| Queries the connected_shading information on all primitives at this node and below, to ensure that it has been completely filled in before we start mucking around with vertices. More...
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EggNode | getFirstChild () |
| Returns the first child in the group's list of children, or NULL if the list of children is empty. Can be used with get_next_child() to return the complete list of children without using the iterator class; however, this is non-thread-safe, and so is not recommended except for languages other than C++ which cannot use the iterators. More...
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EggNode | getNextChild () |
| Returns the next child in the group's list of children since the last call to get_first_child() or get_next_child(), or NULL if the last child has been returned. Can be used with get_first_child() to return the complete list of children without using the iterator class; however, this is non-thread-safe, and so is not recommended except for languages other than C++ which cannot use the iterators. More...
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bool | hasAbsolutePathnames () |
| Returns true if any nodes at this level and below include a reference to a file via an absolute pathname, or false if all references are relative. More...
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bool | hasNormals () |
| Returns true if any of the primitives (e.g. polygons) defined within this group or below have either face or vertex normals defined, false otherwise. More...
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bool | hasPrimitives () |
| Returns true if there are any primitives (e.g. polygons) defined within this group or below, false otherwise. More...
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bool | jointHasPrimitives () |
| Returns true if there are any primitives (e.g. polygons) defined within this group or below, but the search does not include nested joints. More...
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| makePointPrimitives () |
| Creates PointLight primitives to reference any otherwise unreferences vertices discovered in this group or below. More...
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| meshTriangles (int flags) |
| Combine triangles together into triangle strips, at this group and below. More...
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EggGroupNode | operator= (const EggGroupNode copy) |
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| postApplyFlatAttribute (bool recurse) |
| Intended as a followup to apply_last_attribute(), this also sets an attribute on the first vertices of the primitive, if they don't already have an attribute set, just so they end up with something. More...
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| recomputePolygonNormals (CoordinateSystem cs) |
| Recomputes all the polygon normals for polygon geometry at this group node and below so that they accurately reflect the vertex positions. Normals are removed from the vertices and defined only on polygons, giving the geometry a faceted appearance. More...
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bool | recomputeTangentBinormal (const GlobPattern uv_name) |
| This function recomputes the tangent and binormal for the named texture coordinate set for all vertices at this level and below. Use the empty string for the default texture coordinate set. More...
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bool | recomputeTangentBinormal (const VectorString names) |
| This function recomputes the tangent and binormal for the named texture coordinate sets. Returns true if anything was done. More...
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bool | recomputeTangentBinormalAuto () |
| This function recomputes the tangent and binormal for any texture coordinate set that affects a normal map. Returns true if anything was done. More...
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| recomputeVertexNormals (double threshold, CoordinateSystem cs) |
| Recomputes all the vertex normals for polygon geometry at this group node and below so that they accurately reflect the vertex positions. A shared edge between two polygons (even in different groups) is considered smooth if the angle between the two edges is less than threshold degrees. More...
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EggNode | removeChild (EggNode node) |
| Removes the indicated child node from the group and returns it. If the child was not already in the group, does nothing and returns NULL. More...
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int | removeInvalidPrimitives (bool recurse) |
| Removes primitives at this level and below which appear to be degenerate; e.g. polygons with fewer than 3 vertices, etc. Returns the number of primitives removed. More...
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int | removeUnusedVertices (bool recurse) |
| Removes all vertices from VertexPools within this group or below that are not referenced by at least one primitive. Also collapses together equivalent vertices, and renumbers all vertices after the operation so their indices are consecutive, beginning at zero. Returns the total number of vertices removed. More...
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int | renameNodes (VectorString strip_prefix, bool recurse) |
| Rename by stripping out the prefix. More...
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| resolveFilenames (const DSearchPath searchpath) |
| Walks the tree and attempts to resolve any filenames encountered. This looks up filenames along the specified search path; it does not automatically search the model_path for missing files. More...
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| reverseVertexOrdering () |
| Reverses the vertex ordering of all polygons defined at this node and below. Does not change the surface normals, if any. More...
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EggGroupNode::SizeType | size () |
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| stealChildren (EggGroupNode other) |
| Moves all the children from the other node to this one. This is especially useful because the group node copy assignment operator does not copy children. More...
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| stripNormals () |
| Removes all normals from primitives, and the vertices they reference, at this node and below. More...
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int | triangulatePolygons (int flags) |
| Replace all higher-order polygons at this point in the scene graph and below with triangles. Returns the total number of new triangles produced, less degenerate polygons removed. More...
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| unifyAttributes (bool use_connected_shading, bool allow_per_primitive, bool recurse) |
| Applies per-vertex normal and color to all vertices, if they are in fact per-vertex (and different for each vertex), or moves them to the primitive if they are all the same. More...
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Public Member Functions inherited from EggNode |
| applyTexmats () |
| Applies the texture matrices to the UV's of the vertices that reference them, and then removes the texture matrices from the textures themselves. More...
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EggRenderMode | determineAlphaMode () |
| Walks back up the hierarchy, looking for an EggGroup or EggPrimitive or some such object at this level or above this node that has an alpha_mode other than AM_unspecified. Returns a valid EggRenderMode pointer if one is found, or NULL otherwise. More...
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EggRenderMode | determineBin () |
| Walks back up the hierarchy, looking for an EggGroup or EggPrimitive or some such object at this level or above this node that has a bin specified. Returns a valid EggRenderMode pointer if one is found, or NULL otherwise. More...
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bool | determineDecal () |
| Walks back up the hierarchy, looking for an EggGroup at this level or above that has the "decal" flag set. Returns the value of the decal flag if it is found, or false if it is not. More...
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EggRenderMode | determineDepthOffset () |
| Walks back up the hierarchy, looking for an EggGroup or EggPrimitive or some such object at this level or above this node that has a depth_offset specified. Returns a valid EggRenderMode pointer if one is found, or NULL otherwise. More...
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EggRenderMode | determineDepthTestMode () |
| Walks back up the hierarchy, looking for an EggGroup or EggPrimitive or some such object at this level or above this node that has a depth_test_mode other than DTM_unspecified. Returns a valid EggRenderMode pointer if one is found, or NULL otherwise. More...
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EggRenderMode | determineDepthWriteMode () |
| Walks back up the hierarchy, looking for an EggGroup or EggPrimitive or some such object at this level or above this node that has a depth_write_mode other than DWM_unspecified. Returns a valid EggRenderMode pointer if one is found, or NULL otherwise. More...
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EggRenderMode | determineDrawOrder () |
| Walks back up the hierarchy, looking for an EggGroup or EggPrimitive or some such object at this level or above this node that has a draw_order specified. Returns a valid EggRenderMode pointer if one is found, or NULL otherwise. More...
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bool | determineIndexed () |
| Walks back up the hierarchy, looking for an EggGroup at this level or above that has the "indexed" scalar set. Returns the value of the indexed scalar if it is found, or false if it is not. More...
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EggRenderMode | determineVisibilityMode () |
| Walks back up the hierarchy, looking for an EggGroup or EggPrimitive or some such object at this level or above this node that has a visibility_mode other than VM_unspecified. Returns a valid EggRenderMode pointer if one is found, or NULL otherwise. More...
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| flattenTransforms () |
| Removes any transform and instance records from this node in the scene graph and below. If an instance node is encountered, removes the instance and applies the transform to its vertices, duplicating vertices if necessary. More...
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int | getDepth () |
| Returns the number of nodes above this node in the egg hierarchy. More...
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const LMatrix4d | getNodeFrame () |
| Returns the coordinate frame of the node itself. This is simply the net product of all transformations up to the root. More...
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const LMatrix4d | getNodeFrameInv () |
| Returns the inverse of the matrix returned by get_node_frame(). See get_node_frame(). More...
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const LMatrix4d | getNodeFrameInvPtr () |
| Returns either a NULL pointer or a unique pointer shared by nodes with the same get_node_frame_inv() matrix. More...
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const LMatrix4d | getNodeFramePtr () |
| Returns either a NULL pointer or a unique pointer shared by nodes with the same get_node_frame() matrix. More...
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const LMatrix4d | getNodeToVertex () |
| Returns the transformation matrix suitable for converting vertices in the coordinate space of the node to the appropriate coordinate space for storing in the egg file. This is the same thing as: More...
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const LMatrix4d | getNodeToVertexPtr () |
| Returns either a NULL pointer or a unique pointer shared by nodes with the same get_node_to_vertex() matrix. More...
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EggGroupNode | getParent () |
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const LMatrix4d | getVertexFrame () |
| Returns the coordinate frame of the vertices referenced by primitives at or under this node. This is not the same as get_node_frame(). More...
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const LMatrix4d | getVertexFrameInv () |
| Returns the inverse of the matrix returned by get_vertex_frame(). See get_vertex_frame(). More...
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const LMatrix4d | getVertexFrameInvPtr () |
| Returns either a NULL pointer or a unique pointer shared by nodes with the same get_vertex_frame_inv() matrix. More...
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const LMatrix4d | getVertexFramePtr () |
| Returns either a NULL pointer or a unique pointer shared by nodes with the same get_vertex_frame() matrix. More...
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const LMatrix4d | getVertexToNode () |
| Returns the transformation matrix suitable for converting the vertices as read from the egg file into the coordinate space of the node. This is the same thing as: More...
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const LMatrix4d | getVertexToNodePtr () |
| Returns either a NULL pointer or a unique pointer shared by nodes with the same get_vertex_to_node() matrix. More...
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bool | isAnimMatrix () |
| Returns true if this node represents a table of animation transformation data, false otherwise. More...
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bool | isJoint () |
| Returns true if this particular node represents a <Joint> entry or not. This is a handy thing to know since Joints are sorted to the end of their sibling list when writing an egg file. See EggGroupNode::write(). More...
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bool | isLocalCoord () |
| Returns true if this node's vertices are not in the global coordinate space. This will be the case if there was an <Instance> node under a transform at or above this node. More...
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bool | isUnderInstance () |
| Returns true if there is an <Instance> node somewhere in the egg tree at or above this node, false otherwise. More...
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bool | isUnderTransform () |
| Returns true if there is a <Transform> entry somewhere in the egg tree at or above this node, false otherwise. More...
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EggNode | operator= (const EggNode copy) |
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bool | parseEgg (str egg_syntax) |
| Parses the egg syntax given in the indicate string as if it had been read from the egg file within this object's definition. Updates the object accordingly. Returns true if successful, false if there was some parse error or if the object does not support this functionality. More...
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int | renameNode (VectorString strip_prefix) |
| Rename by stripping out the prefix. More...
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| testUnderIntegrity () |
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| transform (const LMatrix4d mat) |
| Applies the indicated transformation to the node and all of its descendants. More...
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| transformVerticesOnly (const LMatrix4d mat) |
| Applies the indicated transformation only to vertices that appear in global space within vertex pools at this node and below. Joints and other transforms are not affected, nor are local vertices. More...
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| write (Ostream out, int indent_level) |
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Public Member Functions inherited from EggNamedObject |
| __init__ (const EggNamedObject copy) |
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| __init__ (str name) |
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EggNamedObject | operator= (const EggNamedObject copy) |
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| output (Ostream out) |
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Public Member Functions inherited from EggObject |
| __init__ () |
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| __init__ (const EggObject copy) |
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| clearUserData () |
| Removes all user data pointers from the node. More...
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| clearUserData (TypeHandle type) |
| Removes the user data pointer of the indicated type. More...
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EggUserData | getUserData () |
| Returns the user data pointer most recently stored on this object, or NULL if nothing was previously stored. More...
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EggUserData | getUserData (TypeHandle type) |
| Returns the user data pointer of the indicated type, if it exists, or NULL if it does not. More...
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bool | hasUserData () |
| Returns true if a generic user data pointer has recently been set and not yet cleared, false otherwise. More...
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bool | hasUserData (TypeHandle type) |
| Returns true if the user data pointer of the indicated type has been set, false otherwise. More...
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EggObject | operator= (const EggObject copy) |
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| setUserData (EggUserData user_data) |
| Sets the user data associated with this object. This may be any EggUserData-derived object. The egg library will do nothing with this pointer, except to hold its reference count and return the pointer on request. More...
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Public Member Functions inherited from TypedObject |
TypeHandle | getType () |
| Derived classes should override this function to return get_class_type(). More...
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int | getTypeIndex () |
| Returns the internal index number associated with this object's TypeHandle, a unique number for each different type. This is equivalent to get_type().get_index(). More...
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bool | isExactType (TypeHandle handle) |
| Returns true if the current object is the indicated type exactly. More...
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bool | isOfType (TypeHandle handle) |
| Returns true if the current object is or derives from the indicated type. More...
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Public Member Functions inherited from ReferenceCount |
int | getRefCount () |
| Returns the current reference count. More...
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| ref () |
| Explicitly increments the reference count. User code should avoid using ref() and unref() directly, which can result in missed reference counts. Instead, let a PointerTo object manage the reference counting automatically. More...
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bool | testRefCountIntegrity () |
| Does some easy checks to make sure that the reference count isn't completely bogus. Returns true if ok, false otherwise. More...
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bool | testRefCountNonzero () |
| Does some easy checks to make sure that the reference count isn't zero, or completely bogus. Returns true if ok, false otherwise. More...
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bool | unref () |
| Explicitly decrements the reference count. Note that the object will not be implicitly deleted by unref() simply because the reference count drops to zero. (Having a member function delete itself is problematic.) However, see the helper function unref_delete(). More...
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Public Member Functions inherited from Namable |
| __init__ (const Namable copy) |
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| __init__ (str initial_name) |
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| clearName () |
| Resets the Namable's name to empty. More...
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str | getName () |
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bool | hasName () |
| Returns true if the Namable has a nonempty name set, false if the name is empty. More...
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Namable | operator= (const Namable other) |
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| output (Ostream out) |
| Outputs the Namable. This function simply writes the name to the output stream; most Namable derivatives will probably redefine this. More...
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| setName (str name) |
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