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Add an option to adjust the -rp drop rate

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This commit is contained in:
Erica Fischer
2022-12-14 12:45:38 -08:00
parent 7f93cd2e40
commit bd1f6a0939
4 changed files with 21 additions and 3 deletions
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main.cpp
+16 -1
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@@ -86,6 +86,7 @@ std::string attribute_for_id = "";
size_t limit_tile_feature_count = 0;
size_t limit_tile_feature_count_at_maxzoom = 0;
unsigned int drop_denser = 0;
double drop_rate_multiplier = 1;
std::vector<order_field> order_by;
bool order_reverse;
@@ -2165,6 +2166,12 @@ int read_input(std::vector<source> &sources, char *fname, int maxzoom, int minzo
if (!quiet) {
fprintf(stderr, "Choosing a drop rate of %f\n", droprate);
}
droprate /= exp(log(drop_rate_multiplier) / maxzoom);
if (drop_rate_multiplier != 1 && !quiet) {
fprintf(stderr, "Adjusting drop rate to %f with multiplier\n", droprate);
}
}
}
@@ -3185,8 +3192,16 @@ int main(int argc, char **argv) {
case 'r':
if (strcmp(optarg, "g") == 0) {
droprate = -2;
} else if (strcmp(optarg, "p") == 0) {
} else if (optarg[0] == 'p') {
droprate = -3;
if (optarg[1] != '\0') {
drop_rate_multiplier = atof_require(optarg + 1, "Drop rate multiplier");
if (drop_rate_multiplier <= 0) {
fprintf(stderr, "%s: Must specify positive multiplier >0 with -r%c\n", argv[0], optarg[0]);
exit(EXIT_ARGS);
}
}
} else if (optarg[0] == 'g' || optarg[0] == 'f') {
droprate = -2;
if (optarg[0] == 'g') {