wlroots/include/wlr/render/wlr_texture.h
nyorain cb03a41a3b Use enum wl_shm_format for gles2 texture formats
Also rephrase the write_pixels comment.
2018-10-16 09:35:28 +02:00

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2.0 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 <EGL/egl.h>
#include <EGL/eglext.h>
#include <stdint.h>
#include <wayland-server-protocol.h>
#include <wlr/render/dmabuf.h>
struct wlr_renderer;
struct wlr_texture_impl;
struct wlr_texture {
const struct wlr_texture_impl *impl;
};
/**
* 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,
enum wl_shm_format wl_fmt, uint32_t stride, uint32_t width, uint32_t height,
const void *data);
/**
* Create a new texture from a wl_drm resource. The returned texture is
* immutable.
*/
struct wlr_texture *wlr_texture_from_wl_drm(struct wlr_renderer *renderer,
struct wl_resource *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);
/**
* Get the texture width and height.
*/
void wlr_texture_get_size(struct wlr_texture *texture, int *width, int *height);
/**
* Returns true if this texture is using a fully opaque format.
*/
bool wlr_texture_is_opaque(struct wlr_texture *texture);
/**
* Update a texture with raw pixels. The texture must be mutable, and the input
* data must have the same pixel format that the texture was created with.
*/
bool wlr_texture_write_pixels(struct wlr_texture *texture,
uint32_t stride, uint32_t width, uint32_t height,
uint32_t src_x, uint32_t src_y, uint32_t dst_x, uint32_t dst_y,
const void *data);
bool wlr_texture_to_dmabuf(struct wlr_texture *texture,
struct wlr_dmabuf_attributes *attribs);
/**
* Destroys this wlr_texture.
*/
void wlr_texture_destroy(struct wlr_texture *texture);
#endif