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render/drm-format-set: add wlr_drm_format_set_copy()

This commit is contained in:
Simon Ser 2022-12-02 14:32:50 +01:00 committed by Simon Zeni
parent 21c4516838
commit c9b378d21a
2 changed files with 27 additions and 0 deletions
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2
include/render/drm_format_set.h
View File

@ -17,4 +17,6 @@ struct wlr_drm_format *wlr_drm_format_dup(const struct wlr_drm_format *format);
struct wlr_drm_format *wlr_drm_format_intersect(
const struct wlr_drm_format *a, const struct wlr_drm_format *b);
bool wlr_drm_format_set_copy(struct wlr_drm_format_set *dst, const struct wlr_drm_format_set *src);
#endif

25
render/drm_format_set.c
View File

@ -140,6 +140,31 @@ struct wlr_drm_format *wlr_drm_format_dup(const struct wlr_drm_format *format) {
return duped_format;
}
bool wlr_drm_format_set_copy(struct wlr_drm_format_set *dst, const struct wlr_drm_format_set *src) {
struct wlr_drm_format **formats = malloc(src->len * sizeof(formats[0]));
if (formats == NULL) {
return false;
}
struct wlr_drm_format_set out = {
.len = 0,
.capacity = src->len,
.formats = formats,
};
size_t i;
for (i = 0; i < src->len; i++) {
out.formats[out.len] = wlr_drm_format_dup(src->formats[i]);
if (out.formats[out.len] == NULL) {
wlr_drm_format_set_finish(&out);
return false;
}
out.len++;
}
return true;
}
struct wlr_drm_format *wlr_drm_format_intersect(
const struct wlr_drm_format *a, const struct wlr_drm_format *b) {
assert(a->format == b->format);