glm.c File Reference

#include <math.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include <esg/parser/glm.h>

Go to the source code of this file.

Defines
#define	T(x)   (model->triangles[(x)])
Typedefs
typedef _GLMnode	GLMnode
Functions
static GLfloat	glmMax (GLfloat a, GLfloat b)
static GLfloat	glmAbs (GLfloat f)
static GLfloat	glmDot (GLfloat *u, GLfloat *v)
static GLvoid	glmCross (GLfloat *u, GLfloat *v, GLfloat *n)
static GLvoid	glmNormalize (GLfloat *v)
static GLboolean	glmEqual (GLfloat *u, GLfloat *v, GLfloat epsilon)
GLfloat *	glmWeldVectors (GLfloat *vectors, GLuint *numvectors, GLfloat epsilon)
GLMgroup *	glmFindGroup (GLMmodel *model, char *name)
GLMgroup *	glmAddGroup (GLMmodel *model, char *name)
GLuint	glmFindMaterial (GLMmodel *model, char *name)
static char *	glmDirName (char *path)
static GLvoid	glmReadMTL (GLMmodel *model, char *name)
static GLvoid	glmWriteMTL (GLMmodel *model, char *modelpath, char *mtllibname)
static GLvoid	glmFirstPass (GLMmodel *model, FILE *file)
static GLvoid	glmSecondPass (GLMmodel *model, FILE *file)
GLfloat	glmUnitize (GLMmodel *model)
GLvoid	glmDimensions (GLMmodel *model, GLfloat *dimensions)
GLvoid	glmScale (GLMmodel *model, GLfloat scale)
GLvoid	glmReverseWinding (GLMmodel *model)
GLvoid	glmFacetNormals (GLMmodel *model)
GLvoid	glmVertexNormals (GLMmodel *model, GLfloat angle)
GLvoid	glmLinearTexture (GLMmodel *model)
GLvoid	glmSpheremapTexture (GLMmodel *model)
GLvoid	glmDelete (GLMmodel *model)
GLMmodel *	glmReadOBJ (const char *filename)
GLvoid	glmWriteOBJ (GLMmodel *model, char *filename, GLuint mode)
GLvoid	glmDraw (GLMmodel *model, GLuint mode)
GLuint	glmList (GLMmodel *model, GLuint mode)
GLvoid	glmWeld (GLMmodel *model, GLfloat epsilon)

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Define Documentation

#define T (  x   )     (model->triangles[(x)])

Definition at line 23 of file glm.c. Referenced by glmDraw(), glmFacetNormals(), glmReverseWinding(), glmSecondPass(), glmVertexNormals(), and glmWeld().

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Typedef Documentation

typedef struct _GLMnode GLMnode

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Function Documentation

static GLfloat glmAbs (  GLfloat  f  )  [static]

Definition at line 46 of file glm.c. Referenced by glmEqual(), and glmLinearTexture().

GLMgroup* glmAddGroup (  GLMmodel *  model, char *  name )

Definition at line 183 of file glm.c. References glmFindGroup(), _GLMmodel::groups, _GLMgroup::material, _GLMgroup::name, _GLMgroup::next, _GLMmodel::numgroups, _GLMgroup::numtriangles, and _GLMgroup::triangles. Referenced by glmFirstPass().

static GLvoid glmCross (  GLfloat *  u, GLfloat *  v, GLfloat *  n )  [static]

Definition at line 73 of file glm.c. Referenced by glmFacetNormals().

GLvoid glmDelete (  GLMmodel *  model  )

Definition at line 1269 of file glm.c. References _GLMmodel::facetnorms, _GLMmodel::groups, _GLMmodel::materials, _GLMmodel::mtllibname, _GLMgroup::name, _GLMmaterial::name, _GLMgroup::next, _GLMmodel::normals, _GLMmodel::nummaterials, _GLMmodel::pathname, _GLMmodel::texcoords, _GLMgroup::triangles, _GLMmodel::triangles, and _GLMmodel::vertices.

GLvoid glmDimensions (  GLMmodel *  model, GLfloat *  dimensions )

Definition at line 838 of file glm.c. References _GLMmodel::numvertices, and _GLMmodel::vertices. Referenced by glmLinearTexture().

static char* glmDirName (  char *  path  )  [static]

Definition at line 233 of file glm.c. Referenced by glmReadMTL(), and glmWriteMTL().

static GLfloat glmDot (  GLfloat *  u, GLfloat *  v )  [static]

Definition at line 59 of file glm.c.

GLvoid glmDraw (  GLMmodel *  model, GLuint  mode )

Definition at line 1580 of file glm.c. References _GLMmaterial::ambient, _GLMmaterial::diffuse, _GLMmodel::facetnorms, _GLMtriangle::findex, GLM_COLOR, _GLMmodel::groups, _GLMgroup::material, _GLMmodel::materials, _GLMgroup::next, _GLMtriangle::nindices, _GLMmodel::normals, _GLMgroup::numtriangles, _GLMmaterial::shininess, _GLMmaterial::specular, T, _GLMmodel::texcoords, _GLMtriangle::tindices, _GLMgroup::triangles, _GLMmodel::vertices, and _GLMtriangle::vindices. Referenced by glmList().

static GLboolean glmEqual (  GLfloat *  u, GLfloat *  v, GLfloat  epsilon )  [static]

Definition at line 107 of file glm.c. References glmAbs(). Referenced by glmWeldVectors().

GLvoid glmFacetNormals (  GLMmodel *  model  )

Definition at line 944 of file glm.c. References _GLMmodel::facetnorms, _GLMtriangle::findex, glmCross(), glmNormalize(), _GLMmodel::numfacetnorms, _GLMmodel::numtriangles, T, _GLMmodel::triangles, and _GLMmodel::vertices. Referenced by MayaParser::_init_model().

GLMgroup* glmFindGroup (  GLMmodel *  model, char *  name )

Definition at line 164 of file glm.c. References _GLMmodel::groups, _GLMgroup::name, and _GLMgroup::next. Referenced by glmAddGroup(), and glmSecondPass().

GLuint glmFindMaterial (  GLMmodel *  model, char *  name )

Definition at line 205 of file glm.c. References _GLMmodel::materials, _GLMmaterial::name, and _GLMmodel::nummaterials. Referenced by glmSecondPass().

static GLvoid glmFirstPass (  GLMmodel *  model, FILE *  file )  [static]

Definition at line 438 of file glm.c. References glmAddGroup(), glmReadMTL(), _GLMmodel::groups, _GLMmodel::mtllibname, _GLMgroup::next, _GLMmodel::numnormals, _GLMmodel::numtexcoords, _GLMmodel::numtriangles, _GLMgroup::numtriangles, _GLMmodel::numvertices, and _GLMgroup::triangles. Referenced by glmReadOBJ().

GLvoid glmLinearTexture (  GLMmodel *  model  )

Definition at line 1157 of file glm.c. References glmAbs(), glmDimensions(), glmMax(), _GLMmodel::numtexcoords, _GLMmodel::numvertices, _GLMmodel::texcoords, and _GLMmodel::vertices.

GLuint glmList (  GLMmodel *  model, GLuint  mode )

Definition at line 1696 of file glm.c. References glmDraw().

static GLfloat glmMax (  GLfloat  a, GLfloat  b )  [static]

Definition at line 37 of file glm.c. Referenced by glmLinearTexture().

static GLvoid glmNormalize (  GLfloat *  v  )  [static]

Definition at line 87 of file glm.c. Referenced by glmFacetNormals().

static GLvoid glmReadMTL (  GLMmodel *  model, char *  name )  [static]

Definition at line 256 of file glm.c. References _GLMmaterial::ambient, _GLMmaterial::diffuse, glmDirName(), _GLMmodel::materials, _GLMmaterial::name, _GLMmodel::nummaterials, _GLMmodel::pathname, _GLMmaterial::shininess, and _GLMmaterial::specular. Referenced by glmFirstPass().

GLMmodel* glmReadOBJ (  const char *  filename  )

Definition at line 1306 of file glm.c. References _GLMmodel::facetnorms, glmFirstPass(), glmSecondPass(), _GLMmodel::groups, _GLMmodel::materials, _GLMmodel::mtllibname, _GLMmodel::normals, _GLMmodel::numfacetnorms, _GLMmodel::numgroups, _GLMmodel::nummaterials, _GLMmodel::numnormals, _GLMmodel::numtexcoords, _GLMmodel::numtriangles, _GLMmodel::numvertices, _GLMmodel::pathname, _GLMmodel::position, _GLMmodel::texcoords, _GLMmodel::triangles, and _GLMmodel::vertices. Referenced by MayaParser::MayaParser().

GLvoid glmReverseWinding (  GLMmodel *  model  )

Definition at line 898 of file glm.c. References _GLMmodel::numnormals, _GLMmodel::numtexcoords, _GLMmodel::numtriangles, swap, and T.

GLvoid glmScale (  GLMmodel *  model, GLfloat  scale )

Definition at line 880 of file glm.c. References _GLMmodel::numvertices, and _GLMmodel::vertices.

static GLvoid glmSecondPass (  GLMmodel *  model, FILE *  file )  [static]

Definition at line 578 of file glm.c. References glmFindGroup(), glmFindMaterial(), _GLMmodel::groups, _GLMgroup::material, _GLMmodel::normals, _GLMgroup::numtriangles, T, _GLMmodel::texcoords, _GLMgroup::triangles, and _GLMmodel::vertices. Referenced by glmReadOBJ().

GLvoid glmSpheremapTexture (  GLMmodel *  model  )

Definition at line 1212 of file glm.c. References _GLMmodel::normals, _GLMmodel::numnormals, _GLMmodel::numtexcoords, and _GLMmodel::texcoords. Referenced by MayaParser::_init_model().

GLfloat glmUnitize (  GLMmodel *  model  )

Definition at line 774 of file glm.c. References _GLMmodel::numvertices, and _GLMmodel::vertices. Referenced by MayaParser::_init_model().

GLvoid glmVertexNormals (  GLMmodel *  model, GLfloat  angle )

Definition at line 1001 of file glm.c. References _GLMmodel::facetnorms, M_PI, _GLMmodel::normals, _GLMmodel::numnormals, _GLMmodel::numtriangles, _GLMmodel::numvertices, and T. Referenced by MayaParser::_init_model().

GLvoid glmWeld (  GLMmodel *  model, GLfloat  epsilon )

Definition at line 1717 of file glm.c. References glmWeldVectors(), _GLMmodel::numtriangles, _GLMmodel::numvertices, T, and _GLMmodel::vertices.

GLfloat* glmWeldVectors (  GLfloat *  vectors, GLuint *  numvectors, GLfloat  epsilon )

Definition at line 127 of file glm.c. References glmEqual(). Referenced by glmWeld().

static GLvoid glmWriteMTL (  GLMmodel *  model, char *  modelpath, char *  mtllibname )  [static]

Definition at line 383 of file glm.c. References _GLMmaterial::ambient, _GLMmaterial::diffuse, glmDirName(), _GLMmodel::materials, _GLMmaterial::name, _GLMmodel::nummaterials, _GLMmaterial::shininess, and _GLMmaterial::specular. Referenced by glmWriteOBJ().

GLvoid glmWriteOBJ (  GLMmodel *  model, char *  filename, GLuint  mode )

Definition at line 1386 of file glm.c. References _GLMmodel::facetnorms, GLM_COLOR, GLM_FLAT, GLM_MATERIAL, GLM_SMOOTH, GLM_TEXTURE, glmWriteMTL(), _GLMmodel::materials, _GLMmodel::mtllibname, _GLMmodel::normals, _GLMmodel::numvertices, _GLMmodel::texcoords, and _GLMmodel::vertices.

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