gremlin/libs/trimeshloader/include/tl3ds.h

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2011-01-19 22:20:08 +00:00
/*
* Copyright (c) 2007 Gero Mueller <gero.mueller@cloo.de>
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event will the authors be held liable for any damages
* arising from the use of this software.
*
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software
* in a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
*
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
*
* 3. This notice may not be removed or altered from any source
* distribution.
*/
#ifndef TRIMESH_LOADER_3DS_H
#define TRIMESH_LOADER_3DS_H
/**
@file tl3ds.h
@brief Trimeshloader 3DS parser public header file
*/
#ifdef __cplusplus
extern "C" {
#endif
#ifndef TRIMESH_LOADER_EXPORT
#define TRIMESH_LOADER_API
#else
#define TRIMESH_LOADER_API extern
#endif
/** @defgroup low_level_3ds_api Trimeshloader low level 3DS API
* @{
*/
/** Structure describing the parsing state. the user has no direkt access to it. */
typedef struct tl3dsState tl3dsState;
/** Create a new parsing state.
* \return A new parsing state, which needs to be deleted after parsing. NULL on error.
*/
TRIMESH_LOADER_API tl3dsState *tl3dsCreateState();
/** Reset the parsing state
* \param state pointer to an previously created state.
*/
TRIMESH_LOADER_API int tl3dsResetState( tl3dsState *state );
/** Destroy a previously created state.
* \param state pointer to an previously created state.
*/
TRIMESH_LOADER_API void tl3dsDestroyState( tl3dsState *state );
/** Parse a chunk of data.
* \param state a previously created state.
* \param buffer pointer to the chunk of data to be parsed
* \param length number of bytes to be parsed
* \param last indicator if this is the last chunk. 1 = yes, 0 = no.
* \return Returns 0 on success, 1 on error.
*/
TRIMESH_LOADER_API int tl3dsParse(
tl3dsState *state,
const char *buffer,
unsigned int length,
int last );
/* data access */
TRIMESH_LOADER_API unsigned int tl3dsObjectCount( tl3dsState *state );
TRIMESH_LOADER_API const char *tl3dsObjectName(
tl3dsState *state,
unsigned int object );
TRIMESH_LOADER_API unsigned int tl3dsObjectFaceCount(
tl3dsState *state,
unsigned int object );
TRIMESH_LOADER_API unsigned int tl3dsObjectFaceIndex(
tl3dsState *state,
unsigned int object );
TRIMESH_LOADER_API unsigned int tl3dsVertexCount( tl3dsState *state );
TRIMESH_LOADER_API int tl3dsGetVertexDouble(
tl3dsState *state,
unsigned int index,
double *x, double *y, double *z,
double *tu, double *tv,
double *nx, double *ny, double *nz );
TRIMESH_LOADER_API int tl3dsGetVertex(
tl3dsState *state,
unsigned int index,
float *x, float *y, float *z,
float *tu, float *tv,
float *nx, float *ny, float *nz );
TRIMESH_LOADER_API unsigned int tl3dsFaceCount(
tl3dsState *state );
TRIMESH_LOADER_API int tl3dsGetFaceInt(
tl3dsState *state,
unsigned int index,
unsigned int *a,
unsigned int *b,
unsigned int *c );
TRIMESH_LOADER_API int tl3dsGetFace(
tl3dsState *state,
unsigned int index,
unsigned short *a,
unsigned short *b,
unsigned short *c );
TRIMESH_LOADER_API int tl3dsCheckFileExtension( const char *filename );
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif