70 lines
2.2 KiB
C
70 lines
2.2 KiB
C
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#ifndef WLR_RENDER_WLR_TEXTURE_H
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#define WLR_RENDER_WLR_TEXTURE_H
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#include <EGL/egl.h>
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#include <EGL/eglext.h>
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#include <stdint.h>
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#include <wayland-server-protocol.h>
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struct wlr_texture_impl;
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struct wlr_texture {
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struct wlr_texture_impl *impl;
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bool valid;
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uint32_t format;
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int width, height;
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bool inverted_y;
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struct wl_signal destroy_signal;
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struct wl_resource *resource;
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};
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/**
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* Copies pixels to this texture. The buffer is not accessed after this function
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* returns.
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*/
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bool wlr_texture_upload_pixels(struct wlr_texture *tex,
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enum wl_shm_format format, int stride, int width, int height,
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const unsigned char *pixels);
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/**
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* Copies pixels to this texture. The buffer is not accessed after this function
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* returns. Under some circumstances, this function may re-upload the entire
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* buffer - therefore, the entire buffer must be valid.
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*/
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bool wlr_texture_update_pixels(struct wlr_texture *surf,
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enum wl_shm_format format, int stride, int x, int y,
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int width, int height, const unsigned char *pixels);
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/**
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* Copies pixels from a wl_shm_buffer into this texture. The buffer is not
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* accessed after this function returns.
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*/
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bool wlr_texture_upload_shm(struct wlr_texture *tex, uint32_t format,
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struct wl_shm_buffer *shm);
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/**
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* Attaches the contents from the given wl_drm wl_buffer resource onto the
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* texture. The wl_resource is not used after this call.
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* Will fail (return false) if the given resource is no drm buffer.
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*/
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bool wlr_texture_upload_drm(struct wlr_texture *tex,
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struct wl_resource *drm_buffer);
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bool wlr_texture_upload_eglimage(struct wlr_texture *tex,
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EGLImageKHR image, uint32_t width, uint32_t height);
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bool wlr_texture_upload_dmabuf(struct wlr_texture *tex,
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struct wl_resource *dmabuf_resource);
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/**
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* Copies a rectangle of pixels from a wl_shm_buffer onto the texture. The
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* buffer is not accessed after this function returns. Under some circumstances,
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* this function may re-upload the entire buffer - therefore, the entire buffer
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* must be valid.
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*/
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bool wlr_texture_update_shm(struct wlr_texture *surf, uint32_t format,
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int x, int y, int width, int height, struct wl_shm_buffer *shm);
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/**
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* Destroys this wlr_texture.
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*/
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void wlr_texture_destroy(struct wlr_texture *texture);
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#endif
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