mirror of
https://github.com/hyprwm/wlroots-hyprland.git
synced 2024-11-02 11:55:59 +01:00
linux-dmabuf-v1: add per-surface feedback
This commit is contained in:
parent
1d8340754b
commit
c50c4fc5cc
2 changed files with 226 additions and 3 deletions
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@ -15,6 +15,8 @@
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#include <wlr/types/wlr_buffer.h>
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#include <wlr/types/wlr_buffer.h>
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#include <wlr/render/dmabuf.h>
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#include <wlr/render/dmabuf.h>
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struct wlr_surface;
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struct wlr_dmabuf_v1_buffer {
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struct wlr_dmabuf_v1_buffer {
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struct wlr_buffer base;
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struct wlr_buffer base;
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@ -63,6 +65,7 @@ struct wlr_linux_dmabuf_v1 {
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// private state
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// private state
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struct wlr_linux_dmabuf_feedback_v1_compiled *default_feedback;
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struct wlr_linux_dmabuf_feedback_v1_compiled *default_feedback;
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struct wl_list surfaces; // wlr_linux_dmabuf_v1_surface.link
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struct wl_listener display_destroy;
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struct wl_listener display_destroy;
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struct wl_listener renderer_destroy;
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struct wl_listener renderer_destroy;
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@ -74,4 +77,13 @@ struct wlr_linux_dmabuf_v1 {
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struct wlr_linux_dmabuf_v1 *wlr_linux_dmabuf_v1_create(struct wl_display *display,
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struct wlr_linux_dmabuf_v1 *wlr_linux_dmabuf_v1_create(struct wl_display *display,
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struct wlr_renderer *renderer);
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struct wlr_renderer *renderer);
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/**
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* Set a surface's DMA-BUF feedback.
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*
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* Passing a NULL feedback resets it to the default feedback.
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*/
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bool wlr_linux_dmabuf_v1_set_surface_feedback(
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struct wlr_linux_dmabuf_v1 *linux_dmabuf, struct wlr_surface *surface,
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const struct wlr_linux_dmabuf_feedback_v1 *feedback);
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#endif
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#endif
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@ -6,6 +6,7 @@
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#include <unistd.h>
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#include <unistd.h>
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#include <wlr/render/wlr_renderer.h>
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#include <wlr/render/wlr_renderer.h>
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#include <wlr/types/wlr_linux_dmabuf_v1.h>
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#include <wlr/types/wlr_linux_dmabuf_v1.h>
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#include <wlr/types/wlr_surface.h>
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#include <wlr/util/log.h>
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#include <wlr/util/log.h>
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#include "linux-dmabuf-unstable-v1-protocol.h"
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#include "linux-dmabuf-unstable-v1-protocol.h"
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#include "render/drm_format_set.h"
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#include "render/drm_format_set.h"
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@ -47,6 +48,17 @@ struct wlr_linux_dmabuf_feedback_v1_table_entry {
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_Static_assert(sizeof(struct wlr_linux_dmabuf_feedback_v1_table_entry) == 16,
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_Static_assert(sizeof(struct wlr_linux_dmabuf_feedback_v1_table_entry) == 16,
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"Expected wlr_linux_dmabuf_feedback_v1_table_entry to be tightly packed");
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"Expected wlr_linux_dmabuf_feedback_v1_table_entry to be tightly packed");
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struct wlr_linux_dmabuf_v1_surface {
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struct wlr_surface *surface;
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struct wlr_linux_dmabuf_v1 *linux_dmabuf;
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struct wl_list link; // wlr_linux_dmabuf_v1.surfaces
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struct wlr_addon addon;
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struct wlr_linux_dmabuf_feedback_v1_compiled *feedback;
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struct wl_list feedback_resources; // wl_resource_get_link
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};
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static void buffer_handle_destroy(struct wl_client *client,
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static void buffer_handle_destroy(struct wl_client *client,
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struct wl_resource *resource) {
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struct wl_resource *resource) {
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wl_resource_destroy(resource);
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wl_resource_destroy(resource);
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@ -451,6 +463,36 @@ static const struct zwp_linux_dmabuf_feedback_v1_interface
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.destroy = linux_dmabuf_feedback_destroy,
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.destroy = linux_dmabuf_feedback_destroy,
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};
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};
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static ssize_t get_drm_format_set_index(const struct wlr_drm_format_set *set,
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uint32_t format, uint64_t modifier) {
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bool format_found = false;
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const struct wlr_drm_format *fmt;
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size_t idx = 0;
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for (size_t i = 0; i < set->len; i++) {
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fmt = set->formats[i];
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if (fmt->format == format) {
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format_found = true;
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break;
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}
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idx += 1 + fmt->len;
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}
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if (!format_found) {
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return -1;
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}
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if (modifier == DRM_FORMAT_MOD_INVALID) {
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return idx;
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}
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for (size_t i = 0; i < fmt->len; i++) {
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if (fmt->modifiers[i] == modifier) {
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return idx;
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}
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idx++;
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}
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return -1;
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}
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static struct wlr_linux_dmabuf_feedback_v1_compiled *feedback_compile(
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static struct wlr_linux_dmabuf_feedback_v1_compiled *feedback_compile(
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const struct wlr_linux_dmabuf_feedback_v1 *feedback) {
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const struct wlr_linux_dmabuf_feedback_v1 *feedback) {
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assert(feedback->tranches_len > 0);
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assert(feedback->tranches_len > 0);
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@ -523,7 +565,53 @@ static struct wlr_linux_dmabuf_feedback_v1_compiled *feedback_compile(
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// Build the indices lists for all but the last (fallback) tranches
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// Build the indices lists for all but the last (fallback) tranches
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for (size_t i = 0; i < feedback->tranches_len - 1; i++) {
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for (size_t i = 0; i < feedback->tranches_len - 1; i++) {
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assert(false); // TODO: unimplemented
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const struct wlr_linux_dmabuf_feedback_v1_tranche *tranche =
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&feedback->tranches[i];
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struct wlr_linux_dmabuf_feedback_v1_compiled_tranche *compiled_tranche =
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&compiled->tranches[i];
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compiled_tranche->target_device = tranche->target_device;
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compiled_tranche->flags = tranche->flags;
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wl_array_init(&compiled_tranche->indices);
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if (!wl_array_add(&compiled_tranche->indices, table_len * sizeof(uint16_t))) {
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wlr_log(WLR_ERROR, "Failed to allocate tranche indices array");
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goto error_compiled;
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}
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n = 0;
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uint16_t *indices = compiled_tranche->indices.data;
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for (size_t j = 0; j < tranche->formats->len; j++) {
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const struct wlr_drm_format *fmt = tranche->formats->formats[j];
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ssize_t index = get_drm_format_set_index(
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fallback_tranche->formats, fmt->format,
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DRM_FORMAT_MOD_INVALID);
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if (index < 0) {
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wlr_log(WLR_ERROR, "Format 0x%" PRIX32 " and modifier "
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"INVALID are in tranche #%zu but are missing "
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"from the fallback tranche",
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fmt->format, i);
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goto error_compiled;
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}
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indices[n] = index;
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n++;
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for (size_t k = 0; k < fmt->len; k++) {
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ssize_t index = get_drm_format_set_index(
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fallback_tranche->formats, fmt->format, fmt->modifiers[k]);
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if (index < 0) {
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wlr_log(WLR_ERROR, "Format 0x%" PRIX32 " and modifier "
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"0x%" PRIX64 " are in tranche #%zu but are missing "
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"from the fallback tranche",
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fmt->format, fmt->modifiers[k], i);
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goto error_compiled;
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}
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indices[n] = index;
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n++;
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}
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}
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compiled_tranche->indices.size = n * sizeof(uint16_t);
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}
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}
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struct wlr_linux_dmabuf_feedback_v1_compiled_tranche *fallback_compiled_tranche =
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struct wlr_linux_dmabuf_feedback_v1_compiled_tranche *fallback_compiled_tranche =
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@ -556,6 +644,9 @@ error_compiled:
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static void compiled_feedback_destroy(
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static void compiled_feedback_destroy(
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struct wlr_linux_dmabuf_feedback_v1_compiled *feedback) {
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struct wlr_linux_dmabuf_feedback_v1_compiled *feedback) {
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if (feedback == NULL) {
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return;
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}
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for (size_t i = 0; i < feedback->tranches_len; i++) {
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for (size_t i = 0; i < feedback->tranches_len; i++) {
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wl_array_release(&feedback->tranches[i].indices);
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wl_array_release(&feedback->tranches[i].indices);
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}
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}
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@ -656,11 +747,96 @@ static void linux_dmabuf_get_default_feedback(struct wl_client *client,
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feedback_send(linux_dmabuf->default_feedback, feedback_resource);
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feedback_send(linux_dmabuf->default_feedback, feedback_resource);
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}
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}
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static void surface_destroy(struct wlr_linux_dmabuf_v1_surface *surface) {
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struct wl_resource *resource, *resource_tmp;
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wl_resource_for_each_safe(resource, resource_tmp, &surface->feedback_resources) {
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struct wl_list *link = wl_resource_get_link(resource);
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wl_list_remove(link);
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wl_list_init(link);
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}
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compiled_feedback_destroy(surface->feedback);
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wlr_addon_finish(&surface->addon);
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wl_list_remove(&surface->link);
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free(surface);
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}
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static void surface_addon_destroy(struct wlr_addon *addon) {
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struct wlr_linux_dmabuf_v1_surface *surface =
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wl_container_of(addon, surface, addon);
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surface_destroy(surface);
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}
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static const struct wlr_addon_interface surface_addon_impl = {
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.name = "wlr_linux_dmabuf_v1_surface",
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.destroy = surface_addon_destroy,
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};
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static struct wlr_linux_dmabuf_v1_surface *surface_get_or_create(
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struct wlr_linux_dmabuf_v1 *linux_dmabuf,
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struct wlr_surface *wlr_surface) {
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struct wlr_addon *addon =
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wlr_addon_find(&wlr_surface->addons, linux_dmabuf, &surface_addon_impl);
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if (addon != NULL) {
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struct wlr_linux_dmabuf_v1_surface *surface =
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wl_container_of(addon, surface, addon);
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return surface;
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}
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struct wlr_linux_dmabuf_v1_surface *surface = calloc(1, sizeof(*surface));
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if (surface == NULL) {
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return NULL;
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}
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surface->surface = wlr_surface;
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surface->linux_dmabuf = linux_dmabuf;
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wl_list_init(&surface->feedback_resources);
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wlr_addon_init(&surface->addon, &wlr_surface->addons, linux_dmabuf,
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&surface_addon_impl);
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wl_list_insert(&linux_dmabuf->surfaces, &surface->link);
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return surface;
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}
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static const struct wlr_linux_dmabuf_feedback_v1_compiled *surface_get_feedback(
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struct wlr_linux_dmabuf_v1_surface *surface) {
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if (surface->feedback != NULL) {
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return surface->feedback;
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}
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return surface->linux_dmabuf->default_feedback;
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}
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static void surface_feedback_handle_resource_destroy(struct wl_resource *resource) {
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wl_list_remove(wl_resource_get_link(resource));
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}
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static void linux_dmabuf_get_surface_feedback(struct wl_client *client,
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static void linux_dmabuf_get_surface_feedback(struct wl_client *client,
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struct wl_resource *resource, uint32_t id,
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struct wl_resource *resource, uint32_t id,
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struct wl_resource *surface_resource) {
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struct wl_resource *surface_resource) {
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// TODO: implement per-surface feedback
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struct wlr_linux_dmabuf_v1 *linux_dmabuf =
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linux_dmabuf_get_default_feedback(client, resource, id);
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linux_dmabuf_from_resource(resource);
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struct wlr_surface *wlr_surface = wlr_surface_from_resource(surface_resource);
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struct wlr_linux_dmabuf_v1_surface *surface =
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surface_get_or_create(linux_dmabuf, wlr_surface);
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if (surface == NULL) {
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wl_client_post_no_memory(client);
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return;
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}
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uint32_t version = wl_resource_get_version(resource);
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struct wl_resource *feedback_resource = wl_resource_create(client,
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&zwp_linux_dmabuf_feedback_v1_interface, version, id);
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if (feedback_resource == NULL) {
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wl_client_post_no_memory(client);
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return;
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}
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wl_resource_set_implementation(feedback_resource, &linux_dmabuf_feedback_impl,
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NULL, surface_feedback_handle_resource_destroy);
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wl_list_insert(&surface->feedback_resources, wl_resource_get_link(feedback_resource));
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feedback_send(surface_get_feedback(surface), feedback_resource);
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}
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}
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static void linux_dmabuf_destroy(struct wl_client *client,
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static void linux_dmabuf_destroy(struct wl_client *client,
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@ -736,6 +912,11 @@ static void linux_dmabuf_bind(struct wl_client *client, void *data,
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static void linux_dmabuf_v1_destroy(struct wlr_linux_dmabuf_v1 *linux_dmabuf) {
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static void linux_dmabuf_v1_destroy(struct wlr_linux_dmabuf_v1 *linux_dmabuf) {
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wlr_signal_emit_safe(&linux_dmabuf->events.destroy, linux_dmabuf);
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wlr_signal_emit_safe(&linux_dmabuf->events.destroy, linux_dmabuf);
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struct wlr_linux_dmabuf_v1_surface *surface, *surface_tmp;
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wl_list_for_each_safe(surface, surface_tmp, &linux_dmabuf->surfaces, link) {
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surface_destroy(surface);
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}
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compiled_feedback_destroy(linux_dmabuf->default_feedback);
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compiled_feedback_destroy(linux_dmabuf->default_feedback);
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wl_list_remove(&linux_dmabuf->display_destroy.link);
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wl_list_remove(&linux_dmabuf->display_destroy.link);
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@ -767,6 +948,7 @@ struct wlr_linux_dmabuf_v1 *wlr_linux_dmabuf_v1_create(struct wl_display *displa
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}
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}
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linux_dmabuf->renderer = renderer;
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linux_dmabuf->renderer = renderer;
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wl_list_init(&linux_dmabuf->surfaces);
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wl_signal_init(&linux_dmabuf->events.destroy);
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wl_signal_init(&linux_dmabuf->events.destroy);
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linux_dmabuf->global =
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linux_dmabuf->global =
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@ -794,3 +976,32 @@ struct wlr_linux_dmabuf_v1 *wlr_linux_dmabuf_v1_create(struct wl_display *displa
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return linux_dmabuf;
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return linux_dmabuf;
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}
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}
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bool wlr_linux_dmabuf_v1_set_surface_feedback(
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struct wlr_linux_dmabuf_v1 *linux_dmabuf,
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struct wlr_surface *wlr_surface,
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const struct wlr_linux_dmabuf_feedback_v1 *feedback) {
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struct wlr_linux_dmabuf_v1_surface *surface =
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surface_get_or_create(linux_dmabuf, wlr_surface);
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if (surface == NULL) {
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return false;
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}
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struct wlr_linux_dmabuf_feedback_v1_compiled *compiled = NULL;
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if (feedback != NULL) {
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compiled = feedback_compile(feedback);
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if (compiled == NULL) {
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return false;
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}
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}
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compiled_feedback_destroy(surface->feedback);
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surface->feedback = compiled;
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struct wl_resource *resource;
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wl_resource_for_each(resource, &surface->feedback_resources) {
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feedback_send(surface_get_feedback(surface), resource);
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}
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return true;
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}
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