caiyu/gmio
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

gmio_stl: minor optimizations in stla_write.c

Browse Source
This commit is contained in:
Hugues Delorme 2015-04-02 15:38:50 +02:00
parent 6a5ac600bd
commit 06bf919a3a
1 changed files with 18 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

38
src/gmio_stl/stla_write.c
View File

@ -49,35 +49,33 @@ enum { GMIO_STLA_FACET_SIZE = 321 };
enum { GMIO_STLA_FACET_SIZE_P2 = 512 };
enum { GMIO_STLA_SOLID_NAME_MAX_LEN = 512 };
static char* gmio_write_string(char* buffer, const char* str)
{
const char* safe_str = str != NULL ? str : "";
strcpy(buffer, safe_str);
return buffer + strlen(safe_str);
}
static char* gmio_write_string_eol(char* buffer, const char* str)
GMIO_INLINE char* gmio_write_string(char* buffer, const char* str)
{
const char* safe_str = str != NULL ? str : "";
const size_t len = strlen(safe_str);
strncpy(buffer, safe_str, len);
buffer[len] = '\n';
return buffer + len + 1;
return buffer + len;
}
static char* gmio_write_eol(char* buffer)
GMIO_INLINE char* gmio_write_eol(char* buffer)
{
*buffer = '\n';
return buffer + 1;
}
GMIO_INLINE char* gmio_write_string_eol(char* buffer, const char* str)
{
buffer = gmio_write_string(buffer, str);
return gmio_write_eol(buffer);
}
/*static char* gmio_write_space(char* buffer)
{
*buffer = ' ';
return buffer + 1;
}*/
static char* gmio_write_nspaces(char* buffer, int n)
GMIO_INLINE char* gmio_write_nspaces(char* buffer, int n)
{
const int offset = n;
while (n > 0)
@ -85,7 +83,7 @@ static char* gmio_write_nspaces(char* buffer, int n)
return buffer + offset;
}
static char* gmio_write_stdio_format(char* buffer, uint8_t prec)
GMIO_INLINE char* gmio_write_stdio_format(char* buffer, uint8_t prec)
{
int prec_len = 0;
@ -96,7 +94,7 @@ static char* gmio_write_stdio_format(char* buffer, uint8_t prec)
return buffer + 3 + prec_len;
}
static char* gmio_write_coords(
GMIO_INLINE char* gmio_write_coords(
char* buffer,
const char* coords_format,
const gmio_stl_coords_t* coords)
@ -180,21 +178,21 @@ int gmio_stla_write(
++ibuffer_facet)
{
mesh->get_triangle_func(mesh->cookie, ibuffer_facet, &tri);
buffc = gmio_write_string(buffc, "facet normal ");
buffc = gmio_write_string(buffc, "facet normal ");
buffc = gmio_write_coords(buffc, coords_format, &tri.normal);
buffc = gmio_write_eol(buffc);
buffc = gmio_write_string_eol(buffc, " outer loop");
buffc = gmio_write_string(buffc, " vertex ");
buffc = gmio_write_string_eol(buffc, "outer loop");
buffc = gmio_write_string(buffc, " vertex ");
buffc = gmio_write_coords(buffc, coords_format, &tri.v1);
buffc = gmio_write_eol(buffc);
buffc = gmio_write_string(buffc, " vertex ");
buffc = gmio_write_string(buffc, " vertex ");
buffc = gmio_write_coords(buffc, coords_format, &tri.v2);
buffc = gmio_write_eol(buffc);
buffc = gmio_write_string(buffc, " vertex ");
buffc = gmio_write_string(buffc, " vertex ");
buffc = gmio_write_coords(buffc, coords_format, &tri.v3);
buffc = gmio_write_eol(buffc);
buffc = gmio_write_string_eol(buffc, " endloop");
buffc = gmio_write_string_eol(buffc, "endloop");
buffc = gmio_write_string_eol(buffc, "endfacet");
} /* end for (ibuffer_facet) */