159 lines
3.9 KiB
C
159 lines
3.9 KiB
C
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/*
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* Copyright (c) 2007 Gero Mueller <gero.mueller@cloo.de>
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any damages
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* arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software
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* in a product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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*
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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*
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* 3. This notice may not be removed or altered from any source
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* distribution.
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*/
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#ifndef TRIMESH_LOADER_OBJ_H
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#define TRIMESH_LOADER_OBJ_H
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/**
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@file tlobj.h
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@brief Trimeshloader OBJ parser public header file
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef TRIMESH_LOADER_EXPORT
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#define TRIMESH_LOADER_API
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#else
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#define TRIMESH_LOADER_API extern
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#endif
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/** @defgroup low_level_obj_api Trimeshloader low level OBJ API
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* @{
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*/
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typedef struct tlObjState tlObjState;
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/* state handling */
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TRIMESH_LOADER_API tlObjState *tlObjCreateState();
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TRIMESH_LOADER_API int tlObjResetState( tlObjState *state );
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TRIMESH_LOADER_API void tlObjDestroyState( tlObjState *state );
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/* parsing */
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TRIMESH_LOADER_API int tlObjParse(
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tlObjState *state,
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const char *buffer,
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unsigned int length,
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int last );
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/* data access */
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TRIMESH_LOADER_API unsigned int tlObjObjectCount( tlObjState *state );
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TRIMESH_LOADER_API const char *tlObjObjectName(
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tlObjState *state,
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unsigned int object );
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TRIMESH_LOADER_API unsigned int tlObjObjectFaceCount(
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tlObjState *state,
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unsigned int object );
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TRIMESH_LOADER_API unsigned int tlObjObjectFaceIndex(
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tlObjState *state,
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unsigned int object );
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TRIMESH_LOADER_API unsigned int tlObjMaterialCount( tlObjState *state );
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TRIMESH_LOADER_API const char *tlObjMaterialName(
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tlObjState *state,
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unsigned int object );
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TRIMESH_LOADER_API unsigned int tlObjMaterialLibCount( tlObjState *state );
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TRIMESH_LOADER_API const char *tlObjMaterialLibName(
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tlObjState *state,
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unsigned int object );
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TRIMESH_LOADER_API int tlObjGetMaterial(
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tlObjState *state,
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unsigned int index,
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float *ambient,
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float *diffuse,
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float *specular,
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float *reflect );
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TRIMESH_LOADER_API unsigned int tlObjMaterialReferenceCount( tlObjState *state );
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TRIMESH_LOADER_API const char *tlObjMaterialReferenceName(
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tlObjState *state,
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unsigned int object );
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TRIMESH_LOADER_API int tlObjGetMaterialReference(
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tlObjState *state,
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unsigned int index,
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unsigned int *face_index,
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unsigned int *face_count );
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TRIMESH_LOADER_API unsigned int tlObjVertexCount( tlObjState *state );
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TRIMESH_LOADER_API int tlObjGetVertexDouble(
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tlObjState *state,
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unsigned int index,
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double *x, double *y, double *z,
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double *tu, double *tv,
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double *nx, double *ny, double *nz );
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TRIMESH_LOADER_API int tlObjGetVertex(
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tlObjState *state,
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unsigned int index,
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float *x, float *y, float *z,
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float *tu, float *tv,
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float *nx, float *ny, float *nz );
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TRIMESH_LOADER_API unsigned int tlObjFaceCount(
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tlObjState *state );
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TRIMESH_LOADER_API int tlObjGetFaceInt(
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tlObjState *state,
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unsigned int index,
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unsigned int *a,
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unsigned int *b,
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unsigned int *c );
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TRIMESH_LOADER_API int tlObjGetFace(
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tlObjState *state,
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unsigned int index,
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unsigned short *a,
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unsigned short *b,
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unsigned short *c );
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TRIMESH_LOADER_API int tlObjCheckFileExtension( const char *filename );
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/** Check if the loaded mesh has normals.
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* \param state a previously created state.
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* \return Returns 0 if no normals are present, >0 if they are.
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*/
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TRIMESH_LOADER_API unsigned int tlObjHasNormals( tlObjState *state );
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/**
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* @}
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*/
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#ifdef __cplusplus
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}
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#endif
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#endif
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