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render/allocator: add wlr_allocator.buffer_caps

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This allows users to know the capabilities of the buffers that
will be allocated. The buffer capability is important to
know when negotiating buffer formats.
This commit is contained in:
Simon Ser 2021-05-31 20:16:32 +02:00 • committed by Simon Zeni
parent 5c30cf3d94
commit 766a24fa77
5 changed files with 33 additions and 10 deletions
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5
include/render/allocator.h
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@ -19,6 +19,9 @@ struct wlr_allocator_interface {
struct wlr_allocator {
const struct wlr_allocator_interface *impl;
// Capabilites of the buffers created with this allocator
uint32_t buffer_caps;
struct {
struct wl_signal destroy;
} events;
@ -44,7 +47,7 @@ struct wlr_buffer *wlr_allocator_create_buffer(struct wlr_allocator *alloc,
// For wlr_allocator implementors
void wlr_allocator_init(struct wlr_allocator *alloc,
const struct wlr_allocator_interface *impl);
const struct wlr_allocator_interface *impl, uint32_t buffer_caps);
struct wlr_allocator *allocator_autocreate_with_drm_fd(
struct wlr_backend *backend, struct wlr_renderer *renderer, int drm_fd);