Replaced size_t by unsigned int

This commit is contained in:
Ray 2019-04-10 00:34:46 +02:00
parent f939f6abc2
commit 802afe8fe5

View File

@ -24,8 +24,8 @@
#ifndef TINOBJ_LOADER_C_H_
#define TINOBJ_LOADER_C_H_
/* @todo { Remove stddef dependency. size_t? } */
#include <stddef.h>
/* @todo { Remove stddef dependency. unsigned int? } ---> RAY: DONE. */
//#include <stddef.h>
typedef struct {
char *name;
@ -93,18 +93,18 @@ typedef struct {
* Returns TINYOBJ_ERR_*** when there is an error.
*/
extern int tinyobj_parse_obj(tinyobj_attrib_t *attrib, tinyobj_shape_t **shapes,
size_t *num_shapes, tinyobj_material_t **materials,
size_t *num_materials, const char *buf, size_t len,
unsigned int *num_shapes, tinyobj_material_t **materials,
unsigned int *num_materials, const char *buf, unsigned int len,
unsigned int flags);
extern int tinyobj_parse_mtl_file(tinyobj_material_t **materials_out,
size_t *num_materials_out,
unsigned int *num_materials_out,
const char *filename);
extern void tinyobj_attrib_init(tinyobj_attrib_t *attrib);
extern void tinyobj_attrib_free(tinyobj_attrib_t *attrib);
extern void tinyobj_shapes_free(tinyobj_shape_t *shapes, size_t num_shapes);
extern void tinyobj_shapes_free(tinyobj_shape_t *shapes, unsigned int num_shapes);
extern void tinyobj_materials_free(tinyobj_material_t *materials,
size_t num_materials);
unsigned int num_materials);
#ifdef TINYOBJ_LOADER_C_IMPLEMENTATION
#include <stdio.h>
@ -155,8 +155,8 @@ static int until_space(const char *token) {
return (int)(p - token);
}
static size_t length_until_newline(const char *token, size_t n) {
size_t len = 0;
static unsigned int length_until_newline(const char *token, unsigned int n) {
unsigned int len = 0;
/* Assume token[n-1] = '\0' */
for (len = 0; len < n - 1; len++) {
@ -171,8 +171,8 @@ static size_t length_until_newline(const char *token, size_t n) {
return len;
}
static size_t length_until_line_feed(const char *token, size_t n) {
size_t len = 0;
static unsigned int length_until_line_feed(const char *token, unsigned int n) {
unsigned int len = 0;
/* Assume token[n-1] = '\0' */
for (len = 0; len < n; len++) {
@ -202,7 +202,7 @@ static int my_atoi(const char *c) {
}
/* Make index zero-base, and also support relative index. */
static int fixIndex(int idx, size_t n) {
static int fixIndex(int idx, unsigned int n) {
if (idx > 0) return idx - 1;
if (idx == 0) return 0;
return (int)n + idx; /* negative value = relative */
@ -453,9 +453,9 @@ static void parseFloat3(float *x, float *y, float *z, const char **token) {
(*z) = parseFloat(token);
}
static char *my_strdup(const char *s, size_t max_length) {
static char *my_strdup(const char *s, unsigned int max_length) {
char *d;
size_t len;
unsigned int len;
if (s == NULL) return NULL;
@ -465,15 +465,15 @@ static char *my_strdup(const char *s, size_t max_length) {
/* trim line ending and append '\0' */
d = (char *)TINYOBJ_MALLOC(len + 1); /* + '\0' */
memcpy(d, s, (size_t)(len));
memcpy(d, s, (unsigned int)(len));
d[len] = '\0';
return d;
}
static char *my_strndup(const char *s, size_t len) {
static char *my_strndup(const char *s, unsigned int len) {
char *d;
size_t slen;
unsigned int slen;
if (s == NULL) return NULL;
if (len == 0) return NULL;
@ -491,10 +491,10 @@ static char *my_strndup(const char *s, size_t len) {
return d;
}
char *dynamic_fgets(char **buf, size_t *size, FILE *file) {
char *dynamic_fgets(char **buf, unsigned int *size, FILE *file) {
char *offset;
char *ret;
size_t old_size;
unsigned int old_size;
if (!(ret = fgets(*buf, (int)*size, file))) {
return ret;
@ -560,8 +560,8 @@ typedef struct
{
unsigned long* hashes;
hash_table_entry_t* entries;
size_t capacity;
size_t n;
unsigned int capacity;
unsigned int n;
} hash_table_t;
static unsigned long hash_djb2(const unsigned char* str)
@ -576,7 +576,7 @@ static unsigned long hash_djb2(const unsigned char* str)
return hash;
}
static void create_hash_table(size_t start_capacity, hash_table_t* hash_table)
static void create_hash_table(unsigned int start_capacity, hash_table_t* hash_table)
{
if (start_capacity < 1)
start_capacity = HASH_TABLE_DEFAULT_SIZE;
@ -596,10 +596,10 @@ static void destroy_hash_table(hash_table_t* hash_table)
static int hash_table_insert_value(unsigned long hash, long value, hash_table_t* hash_table)
{
/* Insert value */
size_t start_index = hash % hash_table->capacity;
size_t index = start_index;
unsigned int start_index = hash % hash_table->capacity;
unsigned int index = start_index;
hash_table_entry_t* start_entry = hash_table->entries + start_index;
size_t i;
unsigned int i;
hash_table_entry_t* entry;
for (i = 1; hash_table->entries[index].filled; i++)
@ -648,11 +648,11 @@ static hash_table_entry_t* hash_table_find(unsigned long hash, hash_table_t* has
return NULL;
}
static void hash_table_maybe_grow(size_t new_n, hash_table_t* hash_table)
static void hash_table_maybe_grow(unsigned int new_n, hash_table_t* hash_table)
{
size_t new_capacity;
unsigned int new_capacity;
hash_table_t new_hash_table;
size_t i;
unsigned int i;
if (new_n <= hash_table->capacity) {
return;
@ -680,7 +680,7 @@ static int hash_table_exists(const char* name, hash_table_t* hash_table)
return hash_table_find(hash_djb2((const unsigned char*)name), hash_table) != NULL;
}
static void hash_table_set(const char* name, size_t val, hash_table_t* hash_table)
static void hash_table_set(const char* name, unsigned int val, hash_table_t* hash_table)
{
/* Hash name */
unsigned long hash = hash_djb2((const unsigned char *)name);
@ -709,7 +709,7 @@ static long hash_table_get(const char* name, hash_table_t* hash_table)
}
static tinyobj_material_t *tinyobj_material_add(tinyobj_material_t *prev,
size_t num_materials,
unsigned int num_materials,
tinyobj_material_t *new_mat) {
tinyobj_material_t *dst;
dst = (tinyobj_material_t *)TINYOBJ_REALLOC(
@ -720,14 +720,14 @@ static tinyobj_material_t *tinyobj_material_add(tinyobj_material_t *prev,
}
static int tinyobj_parse_and_index_mtl_file(tinyobj_material_t **materials_out,
size_t *num_materials_out,
unsigned int *num_materials_out,
const char *filename,
hash_table_t* material_table) {
tinyobj_material_t material;
size_t buffer_size = 128;
unsigned int buffer_size = 128;
char *linebuf;
FILE *fp;
size_t num_materials = 0;
unsigned int num_materials = 0;
tinyobj_material_t *materials = NULL;
int has_previous_material = 0;
const char *line_end = NULL;
@ -788,7 +788,7 @@ static int tinyobj_parse_and_index_mtl_file(tinyobj_material_t **materials_out,
#else
sscanf(token, "%s", namebuf);
#endif
material.name = my_strdup(namebuf, (size_t) (line_end - token));
material.name = my_strdup(namebuf, (unsigned int) (line_end - token));
/* Add material to material table */
if (material_table)
@ -889,56 +889,56 @@ static int tinyobj_parse_and_index_mtl_file(tinyobj_material_t **materials_out,
/* ambient texture */
if ((0 == strncmp(token, "map_Ka", 6)) && IS_SPACE(token[6])) {
token += 7;
material.ambient_texname = my_strdup(token, (size_t) (line_end - token));
material.ambient_texname = my_strdup(token, (unsigned int) (line_end - token));
continue;
}
/* diffuse texture */
if ((0 == strncmp(token, "map_Kd", 6)) && IS_SPACE(token[6])) {
token += 7;
material.diffuse_texname = my_strdup(token, (size_t) (line_end - token));
material.diffuse_texname = my_strdup(token, (unsigned int) (line_end - token));
continue;
}
/* specular texture */
if ((0 == strncmp(token, "map_Ks", 6)) && IS_SPACE(token[6])) {
token += 7;
material.specular_texname = my_strdup(token, (size_t) (line_end - token));
material.specular_texname = my_strdup(token, (unsigned int) (line_end - token));
continue;
}
/* specular highlight texture */
if ((0 == strncmp(token, "map_Ns", 6)) && IS_SPACE(token[6])) {
token += 7;
material.specular_highlight_texname = my_strdup(token, (size_t) (line_end - token));
material.specular_highlight_texname = my_strdup(token, (unsigned int) (line_end - token));
continue;
}
/* bump texture */
if ((0 == strncmp(token, "map_bump", 8)) && IS_SPACE(token[8])) {
token += 9;
material.bump_texname = my_strdup(token, (size_t) (line_end - token));
material.bump_texname = my_strdup(token, (unsigned int) (line_end - token));
continue;
}
/* alpha texture */
if ((0 == strncmp(token, "map_d", 5)) && IS_SPACE(token[5])) {
token += 6;
material.alpha_texname = my_strdup(token, (size_t) (line_end - token));
material.alpha_texname = my_strdup(token, (unsigned int) (line_end - token));
continue;
}
/* bump texture */
if ((0 == strncmp(token, "bump", 4)) && IS_SPACE(token[4])) {
token += 5;
material.bump_texname = my_strdup(token, (size_t) (line_end - token));
material.bump_texname = my_strdup(token, (unsigned int) (line_end - token));
continue;
}
/* displacement texture */
if ((0 == strncmp(token, "disp", 4)) && IS_SPACE(token[4])) {
token += 5;
material.displacement_texname = my_strdup(token, (size_t) (line_end - token));
material.displacement_texname = my_strdup(token, (unsigned int) (line_end - token));
continue;
}
@ -962,7 +962,7 @@ static int tinyobj_parse_and_index_mtl_file(tinyobj_material_t **materials_out,
}
int tinyobj_parse_mtl_file(tinyobj_material_t **materials_out,
size_t *num_materials_out,
unsigned int *num_materials_out,
const char *filename) {
return tinyobj_parse_and_index_mtl_file(materials_out, num_materials_out, filename, NULL);
}
@ -988,10 +988,10 @@ typedef struct {
/* @todo { Use dynamic array } */
tinyobj_vertex_index_t f[TINYOBJ_MAX_FACES_PER_F_LINE];
size_t num_f;
unsigned int num_f;
int f_num_verts[TINYOBJ_MAX_FACES_PER_F_LINE];
size_t num_f_num_verts;
unsigned int num_f_num_verts;
const char *group_name;
unsigned int group_name_len;
@ -1011,7 +1011,7 @@ typedef struct {
CommandType type;
} Command;
static int parseLine(Command *command, const char *p, size_t p_len,
static int parseLine(Command *command, const char *p, unsigned int p_len,
int triangulate) {
char linebuf[4096];
const char *token;
@ -1073,7 +1073,7 @@ static int parseLine(Command *command, const char *p, size_t p_len,
/* face */
if (token[0] == 'f' && IS_SPACE((token[1]))) {
size_t num_f = 0;
unsigned int num_f = 0;
tinyobj_vertex_index_t f[TINYOBJ_MAX_FACES_PER_F_LINE];
token += 2;
@ -1090,8 +1090,8 @@ static int parseLine(Command *command, const char *p, size_t p_len,
command->type = COMMAND_F;
if (triangulate) {
size_t k;
size_t n = 0;
unsigned int k;
unsigned int n = 0;
tinyobj_vertex_index_t i0 = f[0];
tinyobj_vertex_index_t i1;
@ -1113,7 +1113,7 @@ static int parseLine(Command *command, const char *p, size_t p_len,
command->num_f_num_verts = n;
} else {
size_t k = 0;
unsigned int k = 0;
assert(num_f < TINYOBJ_MAX_FACES_PER_F_LINE);
for (k = 0; k < num_f; k++) {
command->f[k] = f[k];
@ -1134,7 +1134,7 @@ static int parseLine(Command *command, const char *p, size_t p_len,
skip_space(&token);
command->material_name = p + (token - linebuf);
command->material_name_len = (unsigned int)length_until_newline(
token, (p_len - (size_t)(token - linebuf)) + 1);
token, (p_len - (unsigned int)(token - linebuf)) + 1);
command->type = COMMAND_USEMTL;
return 1;
@ -1148,7 +1148,7 @@ static int parseLine(Command *command, const char *p, size_t p_len,
skip_space(&token);
command->mtllib_name = p + (token - linebuf);
command->mtllib_name_len = (unsigned int)length_until_newline(
token, p_len - (size_t)(token - linebuf)) +
token, p_len - (unsigned int)(token - linebuf)) +
1;
command->type = COMMAND_MTLLIB;
@ -1162,7 +1162,7 @@ static int parseLine(Command *command, const char *p, size_t p_len,
command->group_name = p + (token - linebuf);
command->group_name_len = (unsigned int)length_until_newline(
token, p_len - (size_t)(token - linebuf)) +
token, p_len - (unsigned int)(token - linebuf)) +
1;
command->type = COMMAND_G;
@ -1176,7 +1176,7 @@ static int parseLine(Command *command, const char *p, size_t p_len,
command->object_name = p + (token - linebuf);
command->object_name_len = (unsigned int)length_until_newline(
token, p_len - (size_t)(token - linebuf)) +
token, p_len - (unsigned int)(token - linebuf)) +
1;
command->type = COMMAND_O;
@ -1187,11 +1187,11 @@ static int parseLine(Command *command, const char *p, size_t p_len,
}
typedef struct {
size_t pos;
size_t len;
unsigned int pos;
unsigned int len;
} LineInfo;
static int is_line_ending(const char *p, size_t i, size_t end_i) {
static int is_line_ending(const char *p, unsigned int i, unsigned int end_i) {
if (p[i] == '\0') return 1;
if (p[i] == '\n') return 1; /* this includes \r\n */
if (p[i] == '\r') {
@ -1203,23 +1203,23 @@ static int is_line_ending(const char *p, size_t i, size_t end_i) {
}
int tinyobj_parse_obj(tinyobj_attrib_t *attrib, tinyobj_shape_t **shapes,
size_t *num_shapes, tinyobj_material_t **materials_out,
size_t *num_materials_out, const char *buf, size_t len,
unsigned int *num_shapes, tinyobj_material_t **materials_out,
unsigned int *num_materials_out, const char *buf, unsigned int len,
unsigned int flags) {
LineInfo *line_infos = NULL;
Command *commands = NULL;
size_t num_lines = 0;
unsigned int num_lines = 0;
size_t num_v = 0;
size_t num_vn = 0;
size_t num_vt = 0;
size_t num_f = 0;
size_t num_faces = 0;
unsigned int num_v = 0;
unsigned int num_vn = 0;
unsigned int num_vt = 0;
unsigned int num_f = 0;
unsigned int num_faces = 0;
int mtllib_line_index = -1;
tinyobj_material_t *materials = NULL;
size_t num_materials = 0;
unsigned int num_materials = 0;
hash_table_t material_table;
@ -1234,11 +1234,11 @@ int tinyobj_parse_obj(tinyobj_attrib_t *attrib, tinyobj_shape_t **shapes,
tinyobj_attrib_init(attrib);
/* 1. Find '\n' and create line data. */
{
size_t i;
size_t end_idx = len;
size_t prev_pos = 0;
size_t line_no = 0;
size_t last_line_ending = 0;
unsigned int i;
unsigned int end_idx = len;
unsigned int prev_pos = 0;
unsigned int line_no = 0;
unsigned int last_line_ending = 0;
/* Count # of lines. */
for (i = 0; i < end_idx; i++) {
@ -1280,7 +1280,7 @@ int tinyobj_parse_obj(tinyobj_attrib_t *attrib, tinyobj_shape_t **shapes,
/* 2. parse each line */
{
size_t i = 0;
unsigned int i = 0;
for (i = 0; i < num_lines; i++) {
int ret = parseLine(&commands[i], &buf[line_infos[i].pos],
line_infos[i].len, flags & TINYOBJ_FLAG_TRIANGULATE);
@ -1328,13 +1328,13 @@ int tinyobj_parse_obj(tinyobj_attrib_t *attrib, tinyobj_shape_t **shapes,
/* Construct attributes */
{
size_t v_count = 0;
size_t n_count = 0;
size_t t_count = 0;
size_t f_count = 0;
size_t face_count = 0;
unsigned int v_count = 0;
unsigned int n_count = 0;
unsigned int t_count = 0;
unsigned int f_count = 0;
unsigned int face_count = 0;
int material_id = -1; /* -1 = default unknown material. */
size_t i = 0;
unsigned int i = 0;
attrib->vertices = (float *)TINYOBJ_MALLOC(sizeof(float) * num_v * 3);
attrib->num_vertices = (unsigned int)num_v;
@ -1398,7 +1398,7 @@ int tinyobj_parse_obj(tinyobj_attrib_t *attrib, tinyobj_shape_t **shapes,
attrib->texcoords[2 * t_count + 1] = commands[i].ty;
t_count++;
} else if (commands[i].type == COMMAND_F) {
size_t k = 0;
unsigned int k = 0;
for (k = 0; k < commands[i].num_f; k++) {
tinyobj_vertex_index_t vi = commands[i].f[k];
int v_idx = fixIndex(vi.v_idx, v_count);
@ -1423,9 +1423,9 @@ int tinyobj_parse_obj(tinyobj_attrib_t *attrib, tinyobj_shape_t **shapes,
/* 5. Construct shape information. */
{
unsigned int face_count = 0;
size_t i = 0;
size_t n = 0;
size_t shape_idx = 0;
unsigned int i = 0;
unsigned int n = 0;
unsigned int shape_idx = 0;
const char *shape_name = NULL;
unsigned int shape_name_len = 0;
@ -1497,7 +1497,7 @@ int tinyobj_parse_obj(tinyobj_attrib_t *attrib, tinyobj_shape_t **shapes,
}
if ((face_count - prev_face_offset) > 0) {
size_t length = face_count - prev_shape_face_offset;
unsigned int length = face_count - prev_shape_face_offset;
if (length > 0) {
(*shapes)[shape_idx].name =
my_strndup(prev_shape_name, prev_shape_name_len);
@ -1548,8 +1548,8 @@ void tinyobj_attrib_free(tinyobj_attrib_t *attrib) {
if (attrib->material_ids) TINYOBJ_FREE(attrib->material_ids);
}
void tinyobj_shapes_free(tinyobj_shape_t *shapes, size_t num_shapes) {
size_t i;
void tinyobj_shapes_free(tinyobj_shape_t *shapes, unsigned int num_shapes) {
unsigned int i;
if (shapes == NULL) return;
for (i = 0; i < num_shapes; i++) {
@ -1560,8 +1560,8 @@ void tinyobj_shapes_free(tinyobj_shape_t *shapes, size_t num_shapes) {
}
void tinyobj_materials_free(tinyobj_material_t *materials,
size_t num_materials) {
size_t i;
unsigned int num_materials) {
unsigned int i;
if (materials == NULL) return;
for (i = 0; i < num_materials; i++) {