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gmio_stl: add gmio_stl_write() and gmio_stl_write_file()

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This commit is contained in:
Hugues Delorme 2015-04-02 16:38:14 +02:00
parent 9ee0abfdc6
commit 38c444e7b0
2 changed files with 104 additions and 2 deletions
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65
src/gmio_stl/stl_io.c
View File

@ -80,3 +80,68 @@ int gmio_stl_read(gmio_transfer_t *trsf, gmio_stl_mesh_creator_t *creator)
return error;
}
int gmio_stl_write_file(
gmio_stl_format_t format,
const char *filepath,
gmio_stl_mesh_t *mesh,
gmio_task_iface_t *task_iface)
{
int error = GMIO_ERROR_OK;
FILE* file = NULL;
file = fopen(filepath, "wb");
if (file != NULL) {
gmio_transfer_t trsf = { 0 };
trsf.stream = gmio_stream_stdio(file);
trsf.buffer = gmio_buffer_default();
if (task_iface != NULL)
trsf.task_iface = *task_iface;
error = gmio_stl_write(format, &trsf, mesh);
fclose(file);
gmio_buffer_deallocate(&trsf.buffer);
}
else {
error = GMIO_ERROR_UNKNOWN;
}
return error;
}
int gmio_stl_write(
gmio_stl_format_t format,
gmio_transfer_t *trsf,
gmio_stl_mesh_t *mesh)
{
int error = GMIO_ERROR_OK;
if (trsf != NULL) {
switch (format) {
case GMIO_STL_FORMAT_ASCII: {
error = gmio_stla_write(trsf, mesh, NULL);
break;
}
case GMIO_STL_FORMAT_BINARY_BE: {
const gmio_stlb_write_options_t opts = { NULL,
GMIO_ENDIANNESS_BIG };
error = gmio_stlb_write(trsf, mesh, &opts);
break;
}
case GMIO_STL_FORMAT_BINARY_LE: {
const gmio_stlb_write_options_t opts = { NULL,
GMIO_ENDIANNESS_LITTLE };
error = gmio_stlb_write(trsf, mesh, &opts);
break;
}
case GMIO_STL_FORMAT_UNKNOWN: {
error = GMIO_STL_ERROR_UNKNOWN_FORMAT;
}
} /* end switch() */
}
else {
error = GMIO_ERROR_NULL_TRANSFER;
}
return error;
}

41
src/gmio_stl/stl_io.h
View File

@ -30,7 +30,7 @@
GMIO_C_LINKAGE_BEGIN
/*! Reads STL file, format is automatically guessed
/*! Reads STL mesh from file, format is automatically guessed
*
* \param filepath Path to the STL file. A stream is opened with fopen() so
* the string has to be encoded using the system's charset (locale-8bit)
@ -51,7 +51,7 @@ int gmio_stl_read_file(
gmio_stl_mesh_creator_t* creator,
gmio_task_iface_t* task_iface);
/*! Reads STL data from stream, format is automatically guessed
/*! Reads STL mesh from stream, format is automatically guessed
*
* \param trsf Defines needed objects for the read operation
* \param creator Defines the callbacks for the mesh creation
@ -63,6 +63,43 @@ int gmio_stl_read(
gmio_transfer_t* trsf,
gmio_stl_mesh_creator_t* creator);
/*! Writes STL mesh to file
*
* \param format STL format of the output file
* \param filepath Path to the STL file. A stream is opened with fopen() so
* the string has to be encoded using the system's charset (locale-8bit)
* \param mesh Defines the mesh to output
* \param task_iface The interface object by which the write operation can be
* controlled. Optional, can be safely set to NULL
*
* Internally, it uses:
* \li the builtin stream wrapper around FILE* (see gmio_stream_stdio())
* \li the global default function to construct a temporary gmio_buffer
* object (see gmio_buffer_default())
*
* \return Error code (see error.h and stl_error.h)
*/
GMIO_LIBSTL_EXPORT
int gmio_stl_write_file(
gmio_stl_format_t format,
const char* filepath,
gmio_stl_mesh_t* mesh,
gmio_task_iface_t* task_iface);
/*! Writes STL mesh to stream
*
* \param format STL format of the output
* \param trsf Defines needed objects for the write operation
* \param mesh Defines the mesh to output
*
* \return Error code (see error.h and stl_error.h)
*/
GMIO_LIBSTL_EXPORT
int gmio_stl_write(
gmio_stl_format_t format,
gmio_transfer_t* trsf,
gmio_stl_mesh_t* mesh);
/* ========================================================================
* STL ascii
* ======================================================================== */