Panda3D
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Defines a series of line strips. More...
#include <pandadoc.hpp>
Public Member Functions | |
__init__ (const GeomLinestrips copy) | |
__init__ (GeomEnums::UsageHint usage_hint) | |
operator new (int size) | |
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addConsecutiveVertices (int start, int num_vertices) | |
Adds a consecutive sequence of vertices, beginning at start, to the primitive. More... | |
addNextVertices (int num_vertices) | |
Adds the next n vertices in sequence, beginning from the last vertex added to the primitive + 1. More... | |
addVertex (int vertex) | |
Adds the indicated vertex to the list of vertex indices used by the graphics primitive type. More... | |
addVertices (int v1, int v2) | |
Adds several vertices in a row. More... | |
addVertices (int v1, int v2, int v3) | |
Adds several vertices in a row. More... | |
addVertices (int v1, int v2, int v3, int v4) | |
Adds several vertices in a row. More... | |
bool | checkValid (const GeomVertexData vertex_data) |
Verifies that the primitive only references vertices that actually exist within the indicated GeomVertexData. More... | |
bool | checkValid (const GeomVertexDataPipelineReader data_reader) |
clearMinmax () | |
Undoes a previous call to set_minmax(), and allows the minimum and maximum values to be recomputed normally. More... | |
clearVertices () | |
Removes all of the vertices and primitives from the object, so they can be re-added. More... | |
bool | closePrimitive () |
Indicates that the previous n calls to add_vertex(), since the last call to close_primitive(), have fully defined a new primitive. More... | |
const GeomPrimitive | decompose () |
Decomposes a complex primitive type into a simpler primitive type, for instance triangle strips to triangles, and returns a pointer to the new primitive definition. More... | |
const GeomPrimitive | doubleside () |
Duplicates triangles in the primitive so that each triangle is back-to-back with another triangle facing in the opposite direction. More... | |
int | getDataSizeBytes () |
Returns the number of bytes stored in the vertices array. More... | |
CPTAInt | getEnds () |
Returns a const pointer to the primitive ends array so application code can read it directly. More... | |
int | getFirstVertex () |
Returns the first vertex number referenced by the primitive. More... | |
int | getGeomRendering () |
Returns the set of GeomRendering bits that represent the rendering properties required to properly render this primitive. More... | |
int | getIndexStride () |
A convenience function to return the gap between successive index numbers, in bytes, of the index data. More... | |
GeomEnums::NumericType | getIndexType () |
Returns the numeric type of the index column. More... | |
const GeomVertexArrayData | getMaxs () |
Returns a const pointer to the primitive maxs array so application code can read it directly. More... | |
int | getMaxVertex () |
Returns the maximum vertex index number used by all the primitives in this object. More... | |
int | getMinNumVerticesPerPrimitive () |
Returns the minimum number of vertices that must be added before close_primitive() may legally be called. More... | |
const GeomVertexArrayData | getMins () |
Returns a const pointer to the primitive mins array so application code can read it directly. More... | |
int | getMinVertex () |
Returns the minimum vertex index number used by all the primitives in this object. More... | |
UpdateSeq | getModified () |
Returns a sequence number which is guaranteed to change at least every time the vertex index array is modified. More... | |
int | getNumBytes () |
Returns the number of bytes consumed by the primitive and its index table(s). More... | |
int | getNumFaces () |
Returns the number of triangles or other fundamental type (such as line segments) represented by all the primitives in this object. More... | |
int | getNumPrimitives () |
Returns the number of individual primitives stored within this object. More... | |
int | getNumUnusedVerticesPerPrimitive () |
Returns the number of vertices that are added between primitives that aren't, strictly speaking, part of the primitives themselves. More... | |
int | getNumUsedVertices () |
Returns the number of vertices used by all of the primitives. More... | |
int | getNumVertices () |
Returns the number of indices used by all the primitives in this object. More... | |
int | getNumVerticesPerPrimitive () |
If the primitive type is a simple type in which all primitives have the same number of vertices, like triangles, returns the number of vertices per primitive. More... | |
int | getPrimitiveEnd (int n) |
Returns the element within the _vertices list at which the nth primitive ends. More... | |
int | getPrimitiveMaxVertex (int n) |
Returns the maximum vertex index number used by the nth primitive in this object. More... | |
int | getPrimitiveMinVertex (int n) |
Returns the minimum vertex index number used by the nth primitive in this object. More... | |
int | getPrimitiveNumFaces (int n) |
Returns the number of triangles or other fundamental type (such as line segments) represented by the nth primitive in this object. More... | |
int | getPrimitiveNumVertices (int n) |
Returns the number of vertices used by the nth primitive. More... | |
int | getPrimitiveStart (int n) |
Returns the element within the _vertices list at which the nth primitive starts. More... | |
GeomEnums::PrimitiveType | getPrimitiveType () |
GeomEnums::ShadeModel | getShadeModel () |
Returns the ShadeModel hint for this primitive. More... | |
int | getStripCutIndex () |
If relevant, returns the index value that may be used in some cases to signify the end of a primitive. More... | |
GeomEnums::UsageHint | getUsageHint () |
Returns the usage hint for this primitive. More... | |
int | getVertex (int i) |
Returns the ith vertex index in the table. More... | |
list | getVertexList () |
const GeomVertexArrayData | getVertices () |
Returns a const pointer to the vertex index array so application code can read it directly. More... | |
const GeomVertexArrayDataHandle | getVerticesHandle (Thread current_thread) |
Equivalent to get_vertices().get_handle(). More... | |
bool | isComposite () |
Returns true if the primitive is a composite primitive such as a tristrip or trifan, or false if it is a fundamental primitive such as a collection of triangles. More... | |
bool | isIndexed () |
Returns true if the primitive is indexed, false otherwise. More... | |
const GeomPrimitive | makeAdjacency () |
Adds adjacency information to this primitive. More... | |
GeomPrimitive | makeCopy () |
makeIndexed () | |
Converts the primitive from nonindexed form to indexed form. More... | |
const GeomPrimitive | makeLines () |
Returns a new GeomLines primitive that represents each of the edges in the original primitive rendered as a line. More... | |
makeNonindexed (GeomVertexData dest, const GeomVertexData source) | |
Converts the primitive from indexed to nonindexed by duplicating vertices as necessary into the indicated dest GeomVertexData. More... | |
const GeomPrimitive | makePatches () |
Decomposes a complex primitive type into a simpler primitive type, for instance triangle strips to triangles, puts these in a new GeomPatches object and returns a pointer to the new primitive definition. More... | |
const GeomPrimitive | makePoints () |
Returns a new GeomPoints primitive that represents each of the vertices in the original primitive, rendered exactly once. More... | |
const GeomPrimitive | matchShadeModel (GeomEnums::ShadeModel shade_model) |
Returns a new primitive that is compatible with the indicated shade model, if possible, or NULL if this is not possible. More... | |
PTAInt | modifyEnds () |
Returns a modifiable pointer to the primitive ends array, so application code can directly fiddle with this data. More... | |
GeomVertexArrayData | modifyVertices (int num_vertices) |
Returns a modifiable pointer to the vertex index list, so application code can directly fiddle with this data. More... | |
GeomVertexArrayDataHandle | modifyVerticesHandle (Thread current_thread) |
Equivalent to modify_vertices().get_handle(). More... | |
offsetVertices (int offset) | |
Adds the indicated offset to all vertices used by the primitive. More... | |
offsetVertices (int offset, int begin_row, int end_row) | |
Adds the indicated offset to the indicated segment of vertices used by the primitive. More... | |
operator new (int size) | |
GeomPrimitive | operator= (const GeomPrimitive copy) |
output (Ostream out) | |
packVertices (GeomVertexData dest, const GeomVertexData source) | |
Packs the vertices used by the primitive from the indicated source array onto the end of the indicated destination array. More... | |
bool | requestResident (Thread current_thread) |
Returns true if the primitive data is currently resident in memory. More... | |
reserveNumVertices (int num_vertices) | |
This ensures that enough memory space for n vertices is allocated, so that you may increase the number of vertices to n without causing a new memory allocation. More... | |
const GeomPrimitive | reverse () |
Reverses the winding order in the primitive so that each triangle is facing in the opposite direction it was originally. More... | |
const GeomPrimitive | rotate () |
Returns a new primitive with the shade_model reversed (if it is flat shaded), if possible. More... | |
setEnds (PTAInt ends) | |
Completely replaces the primitive ends array with a new table. More... | |
setIndexType (GeomEnums::NumericType index_type) | |
Changes the numeric type of the index column. More... | |
setMinmax (int min_vertex, int max_vertex, GeomVertexArrayData mins, GeomVertexArrayData maxs) | |
Explicitly specifies the minimum and maximum vertices, as well as the lists of per-component min and max. More... | |
setNonindexedVertices (int first_vertex, int num_vertices) | |
Sets the primitive up as a nonindexed primitive, using the indicated vertex range. More... | |
setShadeModel (GeomEnums::ShadeModel shade_model) | |
Changes the ShadeModel hint for this primitive. More... | |
setUsageHint (GeomEnums::UsageHint usage_hint) | |
Changes the UsageHint hint for this primitive. More... | |
setVertices (const GeomVertexArrayData vertices, int num_vertices) | |
Completely replaces the vertex index list with a new table. More... | |
write (Ostream out, int indent_level) | |
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cacheRef () | |
bool | cacheUnref () |
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cacheRef () | |
Explicitly increments the cache reference count and the normal reference count simultaneously. More... | |
bool | cacheUnref () |
Explicitly decrements the cache reference count and the normal reference count simultaneously. More... | |
int | getCacheRefCount () |
Returns the current reference count. More... | |
bool | testRefCountIntegrity () |
Does some easy checks to make sure that the reference count isn't completely bogus. More... | |
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object | __reduce__ () |
object | __reduce_persist__ (object pickler) |
VectorUchar | encodeToBamStream () |
Converts the TypedWritable object into a single stream of data using a BamWriter, and returns that data as a bytes object. More... | |
bool | encodeToBamStream (VectorUchar data, BamWriter writer) |
Converts the TypedWritable object into a single stream of data using a BamWriter, and stores that data in the indicated string. More... | |
fillin (DatagramIterator scan, BamReader manager) | |
This internal function is intended to be called by each class's make_from_bam() method to read in all of the relevant data from the BamFile for the new object. More... | |
UpdateSeq | getBamModified () |
Returns the current bam_modified counter. More... | |
markBamModified () | |
Increments the bam_modified counter, so that this object will be invalidated and retransmitted on any open bam streams. More... | |
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TypeHandle | getType () |
int | getTypeIndex () |
Returns the internal index number associated with this object's TypeHandle, a unique number for each different type. More... | |
bool | isExactType (TypeHandle handle) |
Returns true if the current object is the indicated type exactly. More... | |
bool | isOfType (TypeHandle handle) |
Returns true if the current object is or derives from the indicated type. More... | |
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int | getRefCount () |
Returns the current reference count. More... | |
ref () | |
Explicitly increments the reference count. More... | |
bool | testRefCountIntegrity () |
Does some easy checks to make sure that the reference count isn't completely bogus. More... | |
bool | testRefCountNonzero () |
Does some easy checks to make sure that the reference count isn't zero, or completely bogus. More... | |
bool | unref () |
Explicitly decrements the reference count. More... | |
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__init__ () | |
__init__ (const GeomEnums) | |
Static Public Member Functions | |
static TypeHandle | getClassType () |
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static TypeHandle | getClassType () |
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static TypeHandle | getClassType () |
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static TypeHandle | getClassType () |
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static TypedWritableReferenceCount | decodeFromBamStream (VectorUchar data, BamReader reader) |
Reads the bytes created by a previous call to encode_to_bam_stream(), and extracts and returns the single object on those bytes. More... | |
static TypeHandle | getClassType () |
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static TypeHandle | getClassType () |
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static TypeHandle | getClassType () |
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static TypeHandle | getClassType () |
Additional Inherited Members | |
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enum | AnimationType { AT_none = 0 , AT_panda = 1 , AT_hardware = 2 } |
enum | Contents { C_other = 0 , C_point = 1 , C_clip_point = 2 , C_vector = 3 , C_texcoord = 4 , C_color = 5 , C_index = 6 , C_morph_delta = 7 , C_matrix = 8 , C_normal = 9 } |
enum | GeomRendering { GR_indexed_point = 1 , GR_indexed_other = 65536 , GR_indexed_bits = 65537 , GR_point = 2 , GR_point_uniform_size = 4 , GR_per_point_size = 8 , GR_point_perspective = 16 , GR_point_aspect_ratio = 32 , GR_point_scale = 64 , GR_point_rotate = 128 , GR_point_sprite = 256 , GR_point_sprite_tex_matrix = 512 , GR_point_bits = 1022 , GR_triangle_strip = 1024 , GR_triangle_fan = 2048 , GR_line_strip = 4096 , GR_composite_bits = 7168 , GR_strip_cut_index = 131072 , GR_flat_first_vertex = 8192 , GR_flat_last_vertex = 16384 , GR_shade_model_bits = 24576 , GR_render_mode_wireframe = 262144 , GR_render_mode_point = 524288 , GR_adjacency = 1048576 } |
enum | NumericType { NT_uint8 = 0 , NT_uint16 = 1 , NT_uint32 = 2 , NT_packed_dcba = 3 , NT_packed_dabc = 4 , NT_float32 = 5 , NT_float64 = 6 , NT_stdfloat = 7 , NT_int8 = 8 , NT_int16 = 9 , NT_int32 = 10 , NT_packed_ufloat = 11 } |
enum | PrimitiveType { PT_none = 0 , PT_polygons = 1 , PT_lines = 2 , PT_points = 3 , PT_patches = 4 } |
enum | ShadeModel { SM_uniform = 0 , SM_smooth = 1 , SM_flat_first_vertex = 2 , SM_flat_last_vertex = 3 } |
enum | UsageHint { UH_client = 0 , UH_stream = 1 , UH_dynamic = 2 , UH_static = 3 , UH_unspecified = 4 } |
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int | data_size_bytes |
Returns the number of bytes stored in the vertices array. More... | |
int | geom_rendering |
Returns the set of GeomRendering bits that represent the rendering properties required to properly render this primitive. More... | |
int | index_stride |
A convenience function to return the gap between successive index numbers, in bytes, of the index data. More... | |
GeomEnums::NumericType | index_type |
Returns the numeric type of the index column. More... | |
ConstPointerToGeomVertexArrayData | maxs |
Returns a const pointer to the primitive maxs array so application code can read it directly. More... | |
int | min_num_vertices_per_primitive |
Returns the minimum number of vertices that must be added before close_primitive() may legally be called. More... | |
ConstPointerToGeomVertexArrayData | mins |
Returns a const pointer to the primitive mins array so application code can read it directly. More... | |
UpdateSeq | modified |
Returns a sequence number which is guaranteed to change at least every time the vertex index array is modified. More... | |
int | num_bytes |
Returns the number of bytes consumed by the primitive and its index table(s). More... | |
int | num_unused_vertices_per_primitive |
Returns the number of vertices that are added between primitives that aren't, strictly speaking, part of the primitives themselves. More... | |
int | num_vertices_per_primitive |
If the primitive type is a simple type in which all primitives have the same number of vertices, like triangles, returns the number of vertices per primitive. More... | |
GeomEnums::PrimitiveType | primitive_type |
GeomEnums::ShadeModel | shade_model |
Returns the ShadeModel hint for this primitive. More... | |
int | strip_cut_index |
If relevant, returns the index value that may be used in some cases to signify the end of a primitive. More... | |
GeomEnums::UsageHint | usage_hint |
Returns the usage hint for this primitive. More... | |
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int | cache_ref_count |
Returns the current reference count. More... | |
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TypeHandle | type |
Returns the TypeHandle representing this object's type. More... | |
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int | ref_count |
The current reference count. More... | |
Defines a series of line strips.
__init__ | ( | const GeomLinestrips | copy | ) |
__init__ | ( | GeomEnums::UsageHint | usage_hint | ) |
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static |
operator new | ( | int | size | ) |