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update kyaa

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Connor Olding 2019-06-25 22:01:53 -07:00
parent 8f7508f3e9
commit 45c4e4f37d
3 changed files with 89 additions and 80 deletions
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121
kyaa.h
View file

@ -1,113 +1,118 @@
/* kyaa.h - macro hacks for handling main() arguments
This is free and unencumbered software released into the public domain.
Refer to kyaa.md for documentation.
For more information, please refer to <http://unlicense.org>
*/
#pragma once
#ifndef KYAA_ONCE
#define KYAA_ONCE
/* set some sane defaults. */
#ifndef KYAA_OKAY
#define KYAA_OKAY 0
#endif
#ifndef KYAA_ERROR
#define KYAA_ERROR 1
#ifndef KYAA_FAIL
#define KYAA_FAIL 1
#endif
#ifndef KYAA_ITER
#define KYAA_ITER i
#ifndef KYAA_OUT
#define KYAA_OUT(...) printf(__VA_ARGS__)
#endif
#ifndef KYAA_ERR
#define KYAA_ERR(...) fprintf(stderr, __VA_ARGS__)
#endif
#define KYAA_IS_LONG(arg, name) \
(strncmp(arg, "--" name, strlen("--" name)) == 0 && \
(arg[strlen("--" name)] == '\0' || arg[strlen("--" name)] == '='))
#define KYAA_SETUP \
/* sanity checks */ \
if (argc <= 0 || argv == NULL || argv[0] == NULL) { \
fprintf(stderr, "You've met with a terrible fate.\n"); \
return KYAA_ERROR; \
KYAA_ERR("malformed argc/argv\n"); \
return KYAA_FAIL; \
} \
char *kyaa_name = argv[0]; \
const char *kyaa_name = argv[0]; \
bool kyaa_read_stdin = false; \
char kyaa_flag = '\0'; \
bool kyaa_keep_parsing = true; \
bool kyaa_parse_next = false; \
char kyaa_char = '\0'; \
bool kyaa_parsing = true; \
bool kyaa_skip = false; \
#define KYAA_LOOP \
KYAA_SETUP \
for (int KYAA_ITER = 1; KYAA_ITER < argc; KYAA_ITER++) \
for (int kyaa_iter = 1; kyaa_iter < argc; kyaa_iter++) \
#define KYAA_BEGIN \
char *kyaa_arg = argv[KYAA_ITER]; \
if (kyaa_keep_parsing && (kyaa_parse_next || kyaa_arg[0] == '-')) { \
if (!kyaa_parse_next && kyaa_arg[1] == '-' && kyaa_arg[2] == '\0') { \
kyaa_keep_parsing = false; \
const char *kyaa_arg = argv[kyaa_iter]; \
if (kyaa_parsing && (kyaa_skip || kyaa_arg[0] == '-')) { \
if (!kyaa_skip && kyaa_arg[1] == '-' && kyaa_arg[2] == '\0') { \
kyaa_parsing = false; \
continue; \
} \
if (!kyaa_parse_next && kyaa_arg[1] == '\0') { \
kyaa_read_stdin = true; \
} else { \
/* case: kyaa_parse_next: arg is at least 1 char initialized. */ \
/* case: !kyaa_parse_next: arg is at least 3 chars initialized. */ \
char *kyaa_etc = kyaa_parse_next ? kyaa_arg : kyaa_arg + 2; \
bool kyaa_no_more = false; \
if (!kyaa_skip && kyaa_arg[1] == '\0') kyaa_read_stdin = true; \
else { \
/* case: kyaa_skip: kyaa_arg is at least 1 char long. */ \
/* case: !kyaa_skip: kyaa_arg is at least 3 chars long. */ \
const char *kyaa_etc = kyaa_skip ? kyaa_arg : kyaa_arg + 2; \
const char *kyaa_equals = kyaa_skip ? NULL : strchr(kyaa_etc, '='); \
bool kyaa_helping = false; \
bool kyaa_any = false; \
if (!kyaa_parse_next && kyaa_arg[1] != '-') { \
kyaa_flag = kyaa_arg[1]; \
kyaa_no_more = kyaa_arg[2] == '\0'; \
} \
if (kyaa_flag == 'h' || !strcmp(kyaa_arg, "--help")) { \
printf("usage:\n"); \
kyaa_helping = true; \
if (!kyaa_skip) { \
if (kyaa_arg[1] != '-') { \
kyaa_char = kyaa_arg[1]; \
if (kyaa_arg[2] == '\0') kyaa_etc = NULL; \
} else if (kyaa_equals == NULL) kyaa_etc = NULL; \
else kyaa_etc = kyaa_equals + 1; \
if (strcmp(kyaa_arg, "--help") == 0) kyaa_char = 'h'; \
if (kyaa_char == 'h') { \
KYAA_OUT("usage:\n"); \
kyaa_helping = true; \
} \
} \
if (0) { \
#define KYAA_END \
} \
if (!kyaa_any && !kyaa_helping) { \
if (kyaa_flag) { \
fprintf(stderr, "unknown flag: -%c\n", kyaa_flag); \
} else { \
fprintf(stderr, "unknown flag: %s\n", kyaa_arg); \
} \
return KYAA_ERROR; \
if (kyaa_char) KYAA_ERR("unknown flag: -%c\n", kyaa_char); \
else KYAA_ERR("unknown flag: %s\n", kyaa_arg); \
return KYAA_FAIL; \
} \
if (kyaa_helping) { \
return KYAA_OKAY; \
} \
kyaa_parse_next = false; \
kyaa_flag = '\0'; \
kyaa_skip = false; \
kyaa_char = '\0'; \
continue; \
} \
} \
#define KYAA_DESCRIBE(c, name, description) \
printf(" -%c --%s\n%s\n", c, name, description) \
KYAA_OUT(" -%c --%s\n%s\n", c, name, description) \
#define KYAA_FLAG(c, name, description) \
} \
if (kyaa_helping) { \
KYAA_DESCRIBE(c, name, description); \
} else if (kyaa_flag == c || !strcmp(kyaa_arg, "--"name)) { \
kyaa_flag = c; \
if (kyaa_helping) KYAA_DESCRIBE(c, name, description); \
else if (kyaa_char == c || KYAA_IS_LONG(kyaa_arg, name)) { \
kyaa_char = c; \
kyaa_any = true; \
#define KYAA_FLAG_ARG(c, name, description) \
} \
if (kyaa_helping) { \
KYAA_DESCRIBE(c, name, description); \
} else if (kyaa_flag == c || !strcmp(kyaa_arg, "--"name)) { \
if (kyaa_no_more || kyaa_flag != c) { \
kyaa_parse_next = true; \
if (KYAA_ITER + 1 == argc || argv[KYAA_ITER + 1][0] == '\0') { \
fprintf(stderr, "expected an argument for --%s (-%c)\n", name, c); \
return KYAA_ERROR; \
if (kyaa_helping) KYAA_DESCRIBE(c, name, description); \
else if (kyaa_char == c || KYAA_IS_LONG(kyaa_arg, name)) { \
if (kyaa_etc == NULL) { \
kyaa_skip = true; \
if (kyaa_iter + 1 == argc || argv[kyaa_iter + 1] == NULL) { \
KYAA_ERR("expected an argument for --%s (-%c)\n", name, c); \
return KYAA_FAIL; \
} \
kyaa_flag = c; \
kyaa_char = c; \
continue; \
} \
kyaa_flag = c; \
kyaa_char = c; \
kyaa_any = true; \
#define KYAA_HELP(description) \
} \
if (kyaa_helping) { \
if (description != NULL) { \
printf("%s\n", description); \
} \
if (description != NULL) KYAA_OUT("%s\n", description); \
#endif /* KYAA_ONCE */

34
kyaa_extra.h
View file

@ -1,9 +1,12 @@
/* kyaa_extra.h - extensions to kyaa for parsing arguments.
This is free and unencumbered software released into the public domain.
Refer to kyaa.md for documentation.
For more information, please refer to <http://unlicense.org>
*/
static char *kyaa_skip_spaces(char *str) {
#ifndef KYAA_EXTRA
#define KYAA_EXTRA
static const char *kyaa_skip_spaces(const char *str) {
/* iterates str to first non-space character according to the C locale */
while (*str != '\0') {
switch (*str) {
@ -19,8 +22,8 @@ static char *kyaa_skip_spaces(char *str) {
return str;
}
static const char *kyaa__base_2(char **p_str, long *p_out) {
char *str = *p_str;
static const char *kyaa__base_2(const char **p_str, long *p_out) {
const char *str = *p_str;
long out = *p_out;
for (char c; (c = *str) != '\0'; str++) {
switch (c) {
@ -47,8 +50,8 @@ exit:
return NULL;
}
static const char *kyaa__base_8(char **p_str, long *p_out) {
char *str = *p_str;
static const char *kyaa__base_8(const char **p_str, long *p_out) {
const char *str = *p_str;
long out = *p_out;
for (char c; (c = *str) != '\0'; str++) {
switch (c) {
@ -75,8 +78,8 @@ exit:
return NULL;
}
static const char *kyaa__base_10(char **p_str, long *p_out) {
char *str = *p_str;
static const char *kyaa__base_10(const char **p_str, long *p_out) {
const char *str = *p_str;
long out = *p_out;
for (char c; (c = *str) != '\0'; str++) {
switch (c) {
@ -102,8 +105,8 @@ exit:
return NULL;
}
static const char *kyaa__base_16(char **p_str, long *p_out) {
char *str = *p_str;
static const char *kyaa__base_16(const char **p_str, long *p_out) {
const char *str = *p_str;
long out = *p_out;
for (char c; (c = *str) != '\0'; str++) {
switch (c) {
@ -143,7 +146,7 @@ exit:
return NULL;
}
static const char *kyaa_str_to_long(char *str, long *p_out) {
static const char *kyaa_str_to_long(const char *str, long *p_out) {
/* returns error message or NULL */
long out = 0;
int base = 10;
@ -202,10 +205,11 @@ static const char *kyaa_str_to_long(char *str, long *p_out) {
#define KYAA_FLAG_LONG(c, name, description) \
KYAA_FLAG_ARG(c, name, description) \
long kyaa_flag_arg; \
const char *err = kyaa_str_to_long(kyaa_etc, &kyaa_flag_arg); \
long kyaa_long_value; \
const char *err = kyaa_str_to_long(kyaa_etc, &kyaa_long_value); \
if (err) { \
fprintf(stderr, "%s\n", err); \
return KYAA_ERROR; \
KYAA_ERR("%s\n", err); \
return KYAA_FAIL; \
} \
#endif /* KYAA_EXTRA */

14
resynth.c
View file

@ -484,39 +484,39 @@ int main(int argc, char *argv[]) {
KYAA_FLAG_LONG('a', "autism",
" sensitivity to outliers\n"
" range: [0,256]; default: 32")
parameters.autism = (double)(kyaa_flag_arg) / 256.;
parameters.autism = (double)(kyaa_long_value) / 256.;
KYAA_FLAG_LONG('N', "neighbors",
" points to use when sampling\n"
" range: [0,1024]; default: 29")
parameters.neighbors = kyaa_flag_arg;
parameters.neighbors = kyaa_long_value;
KYAA_FLAG_LONG('R', "circle-radius",
" circle neighborhood radius\n"
" range: [1,128]; default: [n/a]")
int radius = kyaa_flag_arg;
int radius = kyaa_long_value;
radius = CLAMP(radius, 1, (int)(LEN(disc00)));
parameters.neighbors = disc00[radius - 1];
KYAA_FLAG_LONG('M', "tries",
" random points added to candidates\n"
" range: [0,65536]; default: 192")
parameters.tries = kyaa_flag_arg;
parameters.tries = kyaa_long_value;
KYAA_FLAG_LONG('m', "magic",
" magic constant, affects iterations\n"
" range: [0,255]; default: 192")
parameters.magic = kyaa_flag_arg;
parameters.magic = kyaa_long_value;
KYAA_FLAG_LONG('s', "scale",
" output size multiplier; negative values set width and height\n"
" range: [-8192,32]; default: 1")
scale = kyaa_flag_arg;
scale = kyaa_long_value;
KYAA_FLAG_LONG('S', "seed",
" initial RNG value\n"
" default: 0 [time(0)]")
seed = (unsigned long) kyaa_flag_arg;
seed = (unsigned long) kyaa_long_value;
KYAA_HELP(" {files...}\n"
" image files to open, resynthesize, and save as {filename}.resynth.png\n"