output: Drop wlr_output_attach_render

This commit is contained in:
Alexander Orzechowski 2023-11-29 16:00:23 -05:00
parent 3faf9883dc
commit fc6000251c
3 changed files with 17 additions and 33 deletions

View file

@ -120,9 +120,8 @@ struct wlr_render_pass;
* The `frame` event will be emitted when it is a good time for the compositor
* to submit a new frame.
*
* To render a new frame, compositors should call wlr_output_attach_render(),
* render and call wlr_output_commit(). No rendering should happen outside a
* `frame` event handler or before wlr_output_attach_render().
* To render a new frame, compositors should call wlr_output_begin_render_pass(),
* perform rendering on that render pass and finally call wlr_output_commit().
*/
struct wlr_output {
const struct wlr_output_impl *impl;

View file

@ -18,8 +18,8 @@
* An output layer.
*
* Output layers are displayed between the output primary buffer (see
* wlr_output_attach_buffer() and wlr_output_attach_render()) and the cursor
* buffer. They can offload some rendering work to the backend.
* wlr_output_attach_buffer()) and the cursor buffer. They can offload some
* rendering work to the backend.
*
* To configure output layers, callers should call wlr_output_layer_create() to
* create layers, attach struct wlr_output_layer_state onto

View file

@ -57,32 +57,6 @@ void output_clear_back_buffer(struct wlr_output *output) {
output->back_buffer = NULL;
}
bool wlr_output_attach_render(struct wlr_output *output, int *buffer_age) {
assert(output->back_buffer == NULL);
if (!wlr_output_configure_primary_swapchain(output, &output->pending,
&output->swapchain)) {
return false;
}
struct wlr_renderer *renderer = output->renderer;
assert(renderer != NULL);
struct wlr_buffer *buffer =
wlr_swapchain_acquire(output->swapchain, buffer_age);
if (buffer == NULL) {
return false;
}
if (!renderer_bind_buffer(renderer, buffer)) {
wlr_buffer_unlock(buffer);
return false;
}
output->back_buffer = buffer;
return true;
}
static struct wlr_buffer *output_acquire_empty_buffer(struct wlr_output *output,
const struct wlr_output_state *state) {
assert(!(state->committed & WLR_OUTPUT_STATE_BUFFER));
@ -247,13 +221,24 @@ uint32_t wlr_output_preferred_read_format(struct wlr_output *output) {
return DRM_FORMAT_INVALID;
}
if (!wlr_output_attach_render(output, NULL)) {
if (!wlr_output_configure_primary_swapchain(output, &output->pending, &output->swapchain)) {
return false;
}
struct wlr_buffer *buffer = wlr_swapchain_acquire(output->swapchain, NULL);
if (buffer == NULL) {
return false;
}
if (!wlr_renderer_begin_with_buffer(renderer, buffer)) {
wlr_buffer_unlock(buffer);
return false;
}
uint32_t fmt = renderer->impl->preferred_read_format(renderer);
output_clear_back_buffer(output);
wlr_renderer_end(renderer);
wlr_buffer_unlock(buffer);
return fmt;
}