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backend/x11: add support for DRI3 1.0

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Add fallbacks when DRI3 1.2 isn't supported.

Closes: https://github.com/swaywm/wlroots/issues/2586
This commit is contained in:
Simon Ser 2021-01-17 10:19:51 +01:00
parent 284233c34f
commit e537382991
3 changed files with 26 additions and 8 deletions
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22
backend/x11/output.c
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@ -164,11 +164,23 @@ static struct wlr_x11_buffer *create_x11_buffer(struct wlr_x11_output *output,
const struct wlr_x11_format *x11_fmt = x11->x11_format;
xcb_pixmap_t pixmap = xcb_generate_id(x11->xcb);
xcb_dri3_pixmap_from_buffers(x11->xcb, pixmap, output->win,
attrs.n_planes, attrs.width, attrs.height, attrs.stride[0],
attrs.offset[0], attrs.stride[1], attrs.offset[1], attrs.stride[2],
attrs.offset[2], attrs.stride[3], attrs.offset[3], x11_fmt->depth,
x11_fmt->bpp, attrs.modifier, dup_attrs.fd);
if (x11->dri3_major_version > 1 || x11->dri3_minor_version >= 2) {
xcb_dri3_pixmap_from_buffers(x11->xcb, pixmap, output->win,
attrs.n_planes, attrs.width, attrs.height, attrs.stride[0],
attrs.offset[0], attrs.stride[1], attrs.offset[1], attrs.stride[2],
attrs.offset[2], attrs.stride[3], attrs.offset[3], x11_fmt->depth,
x11_fmt->bpp, attrs.modifier, dup_attrs.fd);
} else {
// PixmapFromBuffers requires DRI3 1.2
if (attrs.n_planes != 1 || attrs.modifier != DRM_FORMAT_MOD_INVALID) {
wlr_dmabuf_attributes_finish(&dup_attrs);
return NULL;
}
xcb_dri3_pixmap_from_buffer(x11->xcb, pixmap, output->win,
attrs.height * attrs.stride[0], attrs.width, attrs.height,
attrs.stride[0], x11_fmt->depth, x11_fmt->bpp, dup_attrs.fd[0]);
}
struct wlr_x11_buffer *buffer = calloc(1, sizeof(struct wlr_x11_buffer));
if (!buffer) {