Panda3D

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sceneGraphAnalyzer.h
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1/**
2 * PANDA 3D SOFTWARE
3 * Copyright (c) Carnegie Mellon University. All rights reserved.
4 *
5 * All use of this software is subject to the terms of the revised BSD
6 * license. You should have received a copy of this license along
7 * with this source code in a file named "LICENSE."
8 *
9 * @file sceneGraphAnalyzer.h
10 * @author drose
11 * @date 2000-07-02
12 */
13
14#ifndef SCENEGRAPHANALYZER_H
15#define SCENEGRAPHANALYZER_H
16
17#include "pandabase.h"
18#include "typedObject.h"
19#include "luse.h"
20#include "pmap.h"
21#include "pset.h"
22#include "bitArray.h"
23#include "indirectCompareTo.h"
24
25 class PandaNode;
26 class GeomNode;
27 class Geom;
28 class GeomVertexData;
29 class GeomVertexFormat;
30 class GeomVertexArrayData;
31 class Texture;
32
33/**
34 * A handy class that can scrub over a scene graph and collect interesting
35 * statistics on it.
36 */
37 class EXPCL_PANDA_PGRAPHNODES SceneGraphAnalyzer {
38PUBLISHED:
39 SceneGraphAnalyzer();
40 ~SceneGraphAnalyzer();
41
42 enum LodMode {
43 LM_lowest,
44 LM_highest,
45 LM_all,
46 LM_none,
47 };
48
49 INLINE void set_lod_mode(LodMode lod_mode);
50 INLINE LodMode get_lod_mode(LodMode lod_mode) const;
51
52 void clear();
53 void add_node(PandaNode *node);
54
55 void write(std::ostream &out, int indent_level = 0) const;
56
57 INLINE int get_num_nodes() const;
58 INLINE int get_num_instances() const;
59 INLINE int get_num_transforms() const;
60 INLINE int get_num_nodes_with_attribs() const;
61 INLINE int get_num_lod_nodes() const;
62 INLINE int get_num_geom_nodes() const;
63 INLINE int get_num_geoms() const;
64 INLINE int get_num_geom_vertex_datas() const;
65 INLINE int get_num_geom_vertex_formats() const;
66 INLINE size_t get_vertex_data_size() const;
67
68 INLINE int get_num_vertices() const;
69 INLINE int get_num_normals() const;
70 INLINE int get_num_colors() const;
71 INLINE int get_num_texcoords() const;
72 INLINE int get_num_tris() const;
73 INLINE int get_num_lines() const;
74 INLINE int get_num_points() const;
75 INLINE int get_num_patches() const;
76
77 INLINE int get_num_individual_tris() const;
78 INLINE int get_num_tristrips() const;
79 INLINE int get_num_triangles_in_strips() const;
80 INLINE int get_num_trifans() const;
81 INLINE int get_num_triangles_in_fans() const;
82 INLINE int get_num_vertices_in_patches() const;
83
84 INLINE size_t get_texture_bytes() const;
85
86 INLINE int get_num_long_normals() const;
87 INLINE int get_num_short_normals() const;
88 INLINE PN_stdfloat get_total_normal_length() const;
89
90 private:
91 void collect_statistics(PandaNode *node, bool under_instance);
92 void collect_statistics(GeomNode *geom_node);
93 void collect_statistics(const Geom *geom);
94 void collect_statistics(Texture *texture);
95 void collect_statistics(const GeomVertexArrayData *vadata);
96 void collect_prim_statistics(const GeomVertexArrayData *vadata);
97
98 class VDataTracker {
99 public:
100 BitArray _referenced_vertices;
101 };
102
103 typedef pmap<PandaNode *, int> Nodes;
104 typedef pmap<CPT(GeomVertexData), VDataTracker> VDatas;
105 typedef pset<CPT(GeomVertexFormat) > VFormats;
106 typedef pset<CPT(GeomVertexArrayData) > VADatas;
107 typedef pmap<const GeomVertexData *, int, IndirectCompareTo<GeomVertexData> > UniqueVDatas;
108 typedef pmap<const GeomVertexArrayData *, int, IndirectCompareTo<GeomVertexArrayData> > UniqueVADatas;
109 typedef pmap<Texture *, int> Textures;
110
111 LodMode _lod_mode;
112
113 Nodes _nodes;
114 VDatas _vdatas;
115 VFormats _vformats;
116 VADatas _vadatas;
117 VADatas _prim_vadatas;
118 UniqueVDatas _unique_vdatas;
119 UniqueVADatas _unique_vadatas;
120 UniqueVADatas _unique_prim_vadatas;
121 Textures _textures;
122
123 private:
124 int _num_nodes;
125 int _num_instances;
126 int _num_transforms;
127 int _num_nodes_with_attribs;
128 int _num_lod_nodes;
129 int _num_geom_nodes;
130 int _num_geoms;
131 int _num_geom_vertex_datas;
132 int _num_geom_vertex_formats;
133 size_t _vertex_data_size;
134 size_t _prim_data_size;
135
136 int _num_vertices;
137 int _num_vertices_64;
138 int _num_normals;
139 int _num_colors;
140 int _num_texcoords;
141 int _num_tris;
142 int _num_lines;
143 int _num_points;
144 int _num_patches;
145
146 int _num_individual_tris;
147 int _num_tristrips;
148 int _num_triangles_in_strips;
149 int _num_trifans;
150 int _num_triangles_in_fans;
151 int _num_vertices_in_patches;
152
153 size_t _texture_bytes;
154
155 int _num_long_normals;
156 int _num_short_normals;
157 PN_stdfloat _total_normal_length;
158};
159
160#include "sceneGraphAnalyzer.I"
161
162#endif
bitArray.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
BitArray
A dynamic array with an unlimited number of bits.
Definition bitArray.h:40
GeomNode
A node that holds Geom objects, renderable pieces of geometry.
Definition geomNode.h:34
GeomVertexArrayData
This is the data for one array of a GeomVertexData structure.
Definition geomVertexArrayData.h:58
GeomVertexData
This defines the actual numeric vertex data stored in a Geom, in the structure defined by a particula...
Definition geomVertexData.h:68
GeomVertexFormat
This class defines the physical layout of the vertex data stored within a Geom.
Definition geomVertexFormat.h:55
Geom
A container for geometry primitives.
Definition geom.h:54
PandaNode
A basic node of the scene graph or data graph.
Definition pandaNode.h:65
SceneGraphAnalyzer::get_lod_mode
LodMode get_lod_mode(LodMode lod_mode) const
Returns the mode in which LODNodes are analyzed.
Definition sceneGraphAnalyzer.I:26
SceneGraphAnalyzer::add_node
void add_node(PandaNode *node)
Adds a new node to the set of data for analysis.
Definition sceneGraphAnalyzer.cxx:106
SceneGraphAnalyzer::write
void write(std::ostream &out, int indent_level=0) const
Describes all the data collected.
Definition sceneGraphAnalyzer.cxx:114
SceneGraphAnalyzer::clear
void clear()
Resets all of the data in the analyzer in preparation for a new run.
Definition sceneGraphAnalyzer.cxx:55
SceneGraphAnalyzer::set_lod_mode
void set_lod_mode(LodMode lod_mode)
Specifies the mode in which LODNodes are analyzed.
Definition sceneGraphAnalyzer.I:18
Texture
Represents a texture object, which is typically a single 2-d image but may also represent a 1-d or 3-...
Definition texture.h:72
indirectCompareTo.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
luse.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
pandabase.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
pmap.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
pset.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
sceneGraphAnalyzer.I
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
typedObject.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.