diff options
Diffstat (limited to 'src/egl/drivers')
| -rw-r--r-- | src/egl/drivers/dri2/platform_wayland.c | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/src/egl/drivers/dri2/platform_wayland.c b/src/egl/drivers/dri2/platform_wayland.c index 43e8f4b0c5a..443bdcaeda3 100644 --- a/src/egl/drivers/dri2/platform_wayland.c +++ b/src/egl/drivers/dri2/platform_wayland.c @@ -651,6 +651,81 @@ dri2_swap_buffers(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *draw) return dri2_swap_buffers_with_damage (drv, disp, draw, NULL, 0); } +static struct wl_buffer * +dri2_create_wayland_buffer_from_image_wl(_EGLDriver *drv, + _EGLDisplay *disp, + _EGLImage *img) +{ + struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); + struct dri2_egl_image *dri2_img = dri2_egl_image(img); + __DRIimage *image = dri2_img->dri_image; + struct wl_buffer *buffer; + int width, height, format, pitch; + enum wl_drm_format wl_format; + + dri2_dpy->image->queryImage(image, __DRI_IMAGE_ATTRIB_FORMAT, &format); + + switch (format) { + case __DRI_IMAGE_FORMAT_ARGB8888: + if (!(dri2_dpy->formats & HAS_ARGB8888)) + goto bad_format; + wl_format = WL_DRM_FORMAT_ARGB8888; + break; + case __DRI_IMAGE_FORMAT_XRGB8888: + if (!(dri2_dpy->formats & HAS_XRGB8888)) + goto bad_format; + wl_format = WL_DRM_FORMAT_XRGB8888; + break; + default: + goto bad_format; + } + + dri2_dpy->image->queryImage(image, __DRI_IMAGE_ATTRIB_WIDTH, &width); + dri2_dpy->image->queryImage(image, __DRI_IMAGE_ATTRIB_HEIGHT, &height); + dri2_dpy->image->queryImage(image, __DRI_IMAGE_ATTRIB_STRIDE, &pitch); + + if (dri2_dpy->capabilities & WL_DRM_CAPABILITY_PRIME) { + int fd; + + dri2_dpy->image->queryImage(image, __DRI_IMAGE_ATTRIB_FD, &fd); + + buffer = + wl_drm_create_prime_buffer(dri2_dpy->wl_drm, + fd, + width, height, + wl_format, + 0, pitch, + 0, 0, + 0, 0); + + close(fd); + } else { + int name; + + dri2_dpy->image->queryImage(image, __DRI_IMAGE_ATTRIB_NAME, &name); + + buffer = + wl_drm_create_buffer(dri2_dpy->wl_drm, + name, + width, height, + pitch, + wl_format); + } + + /* The buffer object will have been created with our internal event queue + * because it is using the wl_drm object as a proxy factory. We want the + * buffer to be used by the application so we'll reset it to the display's + * default event queue */ + if (buffer) + wl_proxy_set_queue((struct wl_proxy *) buffer, NULL); + + return buffer; + +bad_format: + _eglError(EGL_BAD_MATCH, "unsupported image format"); + return NULL; +} + static int dri2_wayland_authenticate(_EGLDisplay *disp, uint32_t id) { @@ -812,6 +887,8 @@ dri2_initialize_wayland(_EGLDriver *drv, _EGLDisplay *disp) drv->API.SwapBuffersWithDamageEXT = dri2_swap_buffers_with_damage; drv->API.Terminate = dri2_terminate; drv->API.QueryBufferAge = dri2_query_buffer_age; + drv->API.CreateWaylandBufferFromImageWL = + dri2_create_wayland_buffer_from_image_wl; dri2_dpy = calloc(1, sizeof *dri2_dpy); if (!dri2_dpy) @@ -892,6 +969,7 @@ dri2_initialize_wayland(_EGLDriver *drv, _EGLDisplay *disp) } disp->Extensions.WL_bind_wayland_display = EGL_TRUE; + disp->Extensions.WL_create_wayland_buffer_from_image = EGL_TRUE; disp->Extensions.EXT_buffer_age = EGL_TRUE; dri2_dpy->authenticate = dri2_wayland_authenticate; |