mirror of
https://github.com/hyprwm/wlroots-hyprland.git
synced 2024-11-14 01:15:59 +01:00
85 lines
2.4 KiB
C
85 lines
2.4 KiB
C
/*
|
|
* This an unstable interface of wlroots. No guarantees are made regarding the
|
|
* future consistency of this API.
|
|
*/
|
|
#ifndef WLR_USE_UNSTABLE
|
|
#error "Add -DWLR_USE_UNSTABLE to enable unstable wlroots features"
|
|
#endif
|
|
|
|
#ifndef WLR_RENDER_WLR_TEXTURE_H
|
|
#define WLR_RENDER_WLR_TEXTURE_H
|
|
|
|
#include <pixman.h>
|
|
#include <stdint.h>
|
|
#include <wayland-server-core.h>
|
|
#include <wlr/render/dmabuf.h>
|
|
#include <wlr/util/box.h>
|
|
|
|
struct wlr_buffer;
|
|
struct wlr_renderer;
|
|
struct wlr_texture_impl;
|
|
|
|
struct wlr_texture {
|
|
const struct wlr_texture_impl *impl;
|
|
uint32_t width, height;
|
|
|
|
struct wlr_renderer *renderer;
|
|
};
|
|
|
|
struct wlr_texture_read_pixels_options {
|
|
/** Memory location to read pixels into */
|
|
void *data;
|
|
/** Format used for writing the pixel data */
|
|
uint32_t format;
|
|
/** Stride in bytes for the data */
|
|
uint32_t stride;
|
|
/** Destination offsets */
|
|
uint32_t dst_x, dst_y;
|
|
/** Source box of the texture to read from. If empty, the full texture is assumed. */
|
|
const struct wlr_box src_box;
|
|
};
|
|
|
|
bool wlr_texture_read_pixels(struct wlr_texture *texture,
|
|
const struct wlr_texture_read_pixels_options *options);
|
|
|
|
uint32_t wlr_texture_preferred_read_format(struct wlr_texture *texture);
|
|
|
|
/**
|
|
* Create a new texture from raw pixel data. `stride` is in bytes. The returned
|
|
* texture is mutable.
|
|
*/
|
|
struct wlr_texture *wlr_texture_from_pixels(struct wlr_renderer *renderer,
|
|
uint32_t fmt, uint32_t stride, uint32_t width, uint32_t height,
|
|
const void *data);
|
|
|
|
/**
|
|
* Create a new texture from a DMA-BUF. The returned texture is immutable.
|
|
*/
|
|
struct wlr_texture *wlr_texture_from_dmabuf(struct wlr_renderer *renderer,
|
|
struct wlr_dmabuf_attributes *attribs);
|
|
|
|
/**
|
|
* Update a texture with a struct wlr_buffer's contents.
|
|
*
|
|
* The update might be rejected (in case the texture is immutable, the buffer
|
|
* has an unsupported type/format, etc), so callers must be prepared to fall
|
|
* back to re-creating the texture from scratch via wlr_texture_from_buffer().
|
|
*
|
|
* The damage can be used by the renderer as an optimization: only the supplied
|
|
* region needs to be updated.
|
|
*/
|
|
bool wlr_texture_update_from_buffer(struct wlr_texture *texture,
|
|
struct wlr_buffer *buffer, const pixman_region32_t *damage);
|
|
|
|
/**
|
|
* Destroys the texture.
|
|
*/
|
|
void wlr_texture_destroy(struct wlr_texture *texture);
|
|
|
|
/**
|
|
* Create a new texture from a buffer.
|
|
*/
|
|
struct wlr_texture *wlr_texture_from_buffer(struct wlr_renderer *renderer,
|
|
struct wlr_buffer *buffer);
|
|
|
|
#endif
|