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@@ -0,0 +1,506 @@
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+/*
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+ * Source updates from:
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+ * - https://wayland-book.com/xdg-shell-basics/example-code.html
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+ * - weston's clients examples
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+ */
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+
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+#include <errno.h>
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+#include <fcntl.h>
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+#include <getopt.h>
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+#include <limits.h>
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+#include <stdbool.h>
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+#include <stdint.h>
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+#include <stdio.h>
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+#include <stdlib.h>
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+#include <string.h>
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+#include <sys/mman.h>
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+#include <time.h>
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+#include <unistd.h>
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+
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+#include "drm/drm.h"
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+#include "drm/drm_fourcc.h"
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+#include "xf86drm.h"
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+
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+#include "linux-dmabuf-unstable-v1-client-protocol.h"
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+#include "xdg-shell-client-protocol.h"
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+#include <wayland-client.h>
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+#include "viewporter-client-protocol.h"
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+#include "xdg-output-unstable-v1-client-protocol.h"
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+
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+#include "buffers.h"
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+#include "common.h"
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+
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+int ms_buf_index = 0;
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+int raw_frame_index = 0;
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+static const int benchmark_interval = 5;
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+
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+static void ms_flip(void *data, struct wl_callback *callback, uint32_t time);
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+
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+static void wl_buffer_release(void *data, struct wl_buffer *wl_buffer) {
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+}
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+
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+const struct wl_buffer_listener wl_buffer_listener = {
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+ .release = wl_buffer_release,
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+};
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+
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+static void fb_buffer_release(void *data, struct wl_buffer *wl_buffer) {
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+ struct fb_buffer *buffer = data;
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+
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+ buffer->busy = false;
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+}
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+
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+const struct wl_buffer_listener fb_buffer_listener = {
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+ .release = fb_buffer_release,
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+};
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+
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+static void xdg_surface_configure(void *data, struct xdg_surface *xdg_surface,
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+ uint32_t serial) {
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+
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+ struct example_window *window = data;
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+ if ( !window->wait_for_configure)
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+ return;
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+
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+ xdg_surface_ack_configure(xdg_surface, serial);
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+
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+ if (window->initialized && window->wait_for_configure) {
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+ ms_flip(data, NULL, 0);
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+ }
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+
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+ window->wait_for_configure = false;
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+}
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+
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+const struct xdg_surface_listener xdg_surface_listener = {
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+ .configure = xdg_surface_configure,
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+};
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+
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+static void xdg_wm_base_ping(void *data, struct xdg_wm_base *xdg_wm_base,
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+ uint32_t serial) {
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+ xdg_wm_base_pong(xdg_wm_base, serial);
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+}
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+
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+const struct xdg_wm_base_listener xdg_wm_base_listener = {
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+ .ping = xdg_wm_base_ping,
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+};
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+
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+static void dmabuf_modifier(void *data,
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+ struct zwp_linux_dmabuf_v1 *zwp_linux_dmabuf,
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+ uint32_t format, uint32_t modifier_hi,
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+ uint32_t modifier_lo) {}
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+
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+static void dmabuf_format(void *data,
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+ struct zwp_linux_dmabuf_v1 *zwp_linux_dmabuf,
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+ uint32_t format) {}
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+
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+const struct zwp_linux_dmabuf_v1_listener dmabuf_listener = {
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+ .format = dmabuf_format,
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+ .modifier = dmabuf_modifier,
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+};
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+
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+/* Start of XDG Output */
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+/* Can got output infos to future usages */
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+
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+static void
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+display_handle_geometry(void *data,
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+ struct wl_output *wl_output,
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+ int x, int y,
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+ int physical_width,
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+ int physical_height,
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+ int subpixel,
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+ const char *make,
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+ const char *model,
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+ int transform)
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+{
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+ //printf("YG: x=%d, y=%d, p-width=%d, p-height=%d, subpixel=%d, transform=%d, model=\"%s\"\n", x, y,
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+ // physical_width, physical_height, subpixel, transform, model);
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+}
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+
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+static void
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+display_handle_done(void *data,
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+ struct wl_output *wl_output)
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+{
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+}
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+
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+static void
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+display_handle_scale(void *data,
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+ struct wl_output *wl_output,
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+ int32_t scale)
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+{
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+}
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+
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+static void
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+display_handle_mode(void *data,
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+ struct wl_output *wl_output,
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+ uint32_t flags,
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+ int width,
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+ int height,
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+ int refresh)
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+{
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+ //printf("YG:width=%d, height=%d, flags=%d, refresh=%d\n", width, height, flags, refresh);
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+}
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+
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+static const struct wl_output_listener output_listener = {
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+ display_handle_geometry,
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+ display_handle_mode,
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+ display_handle_done,
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+ display_handle_scale
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+};
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+
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+static void
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+window_add_output(struct example_window *window, uint32_t id)
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+{
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+ struct output *output;
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+
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+ output = malloc(sizeof *output);
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+ memset(output, 0, sizeof *output);
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+ output->output = wl_registry_bind(window->wl_registry, id, &wl_output_interface, 2);
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+ //wl_list_insert(window->output_list.prev, &output->link);
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+
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+ wl_output_add_listener(output->output, &output_listener, output);
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+}
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+
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+static void
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+handle_xdg_output_v1_logical_position(void *data, struct zxdg_output_v1 *output,
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+ int32_t x, int32_t y)
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+{
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+}
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+
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+static void
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+handle_xdg_output_v1_logical_size(void *data, struct zxdg_output_v1 *output,
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+ int32_t width, int32_t height)
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+{
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+}
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+
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+static void
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+handle_xdg_output_v1_done(void *data, struct zxdg_output_v1 *output)
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+{
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+}
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+
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+static void
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+handle_xdg_output_v1_name(void *data, struct zxdg_output_v1 *output,
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+ const char *name)
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+{
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+}
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+
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+static void
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+handle_xdg_output_v1_description(void *data, struct zxdg_output_v1 *output,
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+ const char *description)
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+{
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+}
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+
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+static const struct zxdg_output_v1_listener xdg_output_v1_listener = {
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+ .logical_position = handle_xdg_output_v1_logical_position,
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+ .logical_size = handle_xdg_output_v1_logical_size,
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+ .done = handle_xdg_output_v1_done,
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+ .name = handle_xdg_output_v1_name,
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+ .description = handle_xdg_output_v1_description,
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+};
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+
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+static void
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+add_xdg_output_manager_v1_info(struct example_window *window, uint32_t id, uint32_t version)
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+{
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+ window->xdg_output_manager = wl_registry_bind(window->wl_registry, id,
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+ &zxdg_output_manager_v1_interface, version > 2 ? 2 : version);
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+}
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+/* End of XDG Output */
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+
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+static void registry_global(void *data, struct wl_registry *wl_registry,
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+ uint32_t name, const char *interface,
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+ uint32_t version) {
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+ struct example_window *window = data;
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+ if (strcmp(interface, wl_shm_interface.name) == 0) {
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+ window->ss_buffer.wl_shm = wl_registry_bind(wl_registry, name, &wl_shm_interface, 1);
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+ } else if (strcmp(interface, wl_compositor_interface.name) == 0) {
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+ window->wl_compositor =
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+ wl_registry_bind(wl_registry, name, &wl_compositor_interface, 4);
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+ } else if (strcmp(interface, xdg_wm_base_interface.name) == 0) {
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+ window->xdg_wm_base =
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+ wl_registry_bind(wl_registry, name, &xdg_wm_base_interface, 1);
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+ xdg_wm_base_add_listener(window->xdg_wm_base, &xdg_wm_base_listener, window);
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+ } else if (strcmp(interface, wl_subcompositor_interface.name) == 0) {
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+ window->wl_subcompositor =
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+ wl_registry_bind(wl_registry, name, &wl_subcompositor_interface, 1);
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+ } else if (strcmp(interface, zwp_linux_dmabuf_v1_interface.name) == 0) {
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+ window->dmabuf =
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+ wl_registry_bind(wl_registry, name, &zwp_linux_dmabuf_v1_interface, 3);
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+ zwp_linux_dmabuf_v1_add_listener(window->dmabuf, &dmabuf_listener, window);
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+ } else if (strcmp(interface, wl_output_interface.name) == 0) {
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+ window_add_output(window, name);
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+ } else if (strcmp(interface, zxdg_output_manager_v1_interface.name) == 0)
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+ add_xdg_output_manager_v1_info(window, name, version);
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+}
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+
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+static void registry_global_remove(void *data, struct wl_registry *wl_registry,
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+ uint32_t name) {}
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+
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+const struct wl_registry_listener wl_registry_listener = {
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+ .global = registry_global,
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+ .global_remove = registry_global_remove,
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+};
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+
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+static const struct wl_callback_listener frame_listener = {
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+ ms_flip
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+};
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+
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+static void ms_flip(void *data, struct wl_callback *callback, uint32_t time) {
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+ struct example_window *window = data;
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+
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+ while(1){
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+ if (ms_buf_index >= FB_BUFFER_NUM)
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+ ms_buf_index = 0;
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+
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+ if (!window->ms_buffers[ms_buf_index].busy){
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+ break;
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+ }
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+ ms_buf_index++;
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+ }
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+
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+ if (!window->noread){
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+ int ret = fill_with_raw(window->raw_fp, window->width, window->height, (uint8_t *)(window->ms_buffers[ms_buf_index].buf_vma));
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+ if (ret != 0) {
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+ fprintf(stderr, "failed to fill the buf\n");
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+ }
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+ }
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+
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+ wl_surface_attach(window->wl_surface, window->ms_buffers[ms_buf_index].buffer, 0, 0);
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+ wl_surface_damage(window->wl_surface, 0, 0, window->width, window->height);
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+
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+ if (callback)
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+ wl_callback_destroy(callback);
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+
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+ window->callback = wl_surface_frame(window->wl_surface);
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+ wl_callback_add_listener(window->callback, &frame_listener, window);
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+ wl_surface_commit(window->wl_surface);
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+
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+ window->ms_buffers[ms_buf_index].busy = true;
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+
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+ struct timeval tv;
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+ gettimeofday(&tv, NULL);
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+ time = tv.tv_sec * 1000 + tv.tv_usec / 1000;
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+ if (window->frames_num == 0)
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+ window->benchmark_time = time;
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+
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+ if (time - window->benchmark_time > (benchmark_interval * 1000)) {
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+ printf("%d frames in %d seconds: %f fps\n",
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+ window->frames_num,
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+ benchmark_interval,
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+ (float) window->frames_num / benchmark_interval);
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+ window->benchmark_time = time;
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+ window->frames_num = 0;
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+ }
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+ window->frames_num++;
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+ return;
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+}
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+
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+static void create_succeeded(void *data,
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+ struct zwp_linux_buffer_params_v1 *params,
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+ struct wl_buffer *new_buffer) {
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+ zwp_linux_buffer_params_v1_destroy(params);
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+}
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+
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+static void create_failed(void *data,
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+ struct zwp_linux_buffer_params_v1 *params) {
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+ zwp_linux_buffer_params_v1_destroy(params);
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+ fprintf(stderr, "Error: zwp_linux_buffer_params.create failed.\n");
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+}
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+
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+static const struct zwp_linux_buffer_params_v1_listener params_listener = {
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+ create_succeeded, create_failed};
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+
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+
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+int init_buffers(struct example_window *window) {
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+ int ret = 0;
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+
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+ window->drm_dev_fd = open(window->drm_node, O_RDWR);
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+ if (window->drm_dev_fd < 0) {
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+ fprintf(stderr, "failed to open device %s: %s\n", window->drm_node, strerror(errno));
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+ return -1;
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+ }
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+
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+ //Init main surface buffers
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+ for(int i_buf = 0; i_buf < FB_BUFFER_NUM; i_buf++){
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+ uint32_t handles[4] = {0}, pitches[4] = {0}, offsets[4] = {0};
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+
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+ window->ms_buffers[i_buf].bo = bo_create(window->drm_dev_fd, DRM_FORMAT_NV12, window->width, window->height, handles, pitches, offsets);
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+ window->ms_buffers[i_buf].busy = false;
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+ if (!window->ms_buffers[i_buf].bo) {
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+ fprintf(stderr, "failed to create bo\n");
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+ close(window->drm_dev_fd);
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+ return -1;
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+ }
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+
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+ //TODO: need unmap in handling of exception or exit
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+ ret = bo_map(window->ms_buffers[i_buf].bo, &(window->ms_buffers[i_buf].buf_vma));
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+ if (ret) {
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+ fprintf(stderr, "failed to map buffer: %s\n", strerror(-errno));
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+ bo_destroy(window->ms_buffers[i_buf].bo);
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+ return -1;
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+ }
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+
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+ struct zwp_linux_buffer_params_v1 *params;
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+ params = zwp_linux_dmabuf_v1_create_params(window->dmabuf);
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+
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+ int fd_plane = 0;
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+ for (int i = 0; i < FORMAT_MAX_PLANES; ++i) {
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+ if (!handles[i])
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+ continue;
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+
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+ int ret = drmPrimeHandleToFD(window->drm_dev_fd, handles[i], 0, &fd_plane);
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+ if (ret < 0 || fd_plane < 0) {
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+ fprintf(stderr, "error: failed to get dmabuf_fd\n");
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+ bo_destroy(window->ms_buffers[i_buf].bo);
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+ close(window->drm_dev_fd);
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+ return -1;
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+ }
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+
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+ zwp_linux_buffer_params_v1_add(params, fd_plane, i, offsets[i], pitches[i],
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+ DRM_FORMAT_MOD_INVALID >> 32,
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+ DRM_FORMAT_MOD_INVALID & 0xffffffff);
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+ }
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+
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+ uint32_t flags = 0;
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+ zwp_linux_buffer_params_v1_add_listener(params, ¶ms_listener, window);
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+ window->ms_buffers[i_buf].buffer = zwp_linux_buffer_params_v1_create_immed(params, window->width, window->height, WL_SHM_FORMAT_NV12, flags);
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+ wl_buffer_add_listener(window->ms_buffers[i_buf].buffer, &fb_buffer_listener, &(window->ms_buffers[i_buf]));
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+ }
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+
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+ //Init sub surface buffers
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+ if (window->show_bar) {
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+ int ss_stride = window->width * 4;
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+ int ss_height = window->width/5;
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+ int ss_size = ss_stride * (ss_height);
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+
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+ if (window->ss_usedma){
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+ uint32_t ss_handles[4] = {0}, ss_pitches[4] = {0}, ss_offsets[4] = {0};
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+ //Using BGR as DMA Buf in Light can't support RGB
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+ struct bo *ss_bo = bo_create(window->drm_dev_fd, DRM_FORMAT_ARGB8888, window->width, ss_height, ss_handles, ss_pitches, ss_offsets);
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+ if (!ss_bo) {
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+ fprintf(stderr, "failed to create ss_bo\n");
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+ close(window->drm_dev_fd);
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+ return -1;
|
|
|
+ }
|
|
|
+
|
|
|
+ ret = bo_map(ss_bo, &(window->ss_buffer.buf_vma));
|
|
|
+ if (ret) {
|
|
|
+ fprintf(stderr, "failed to map buffer: %s\n", strerror(-errno));
|
|
|
+ bo_destroy(ss_bo);
|
|
|
+ return -1;
|
|
|
+ }
|
|
|
+
|
|
|
+ struct zwp_linux_buffer_params_v1 *ss_params;
|
|
|
+ ss_params = zwp_linux_dmabuf_v1_create_params(window->dmabuf);
|
|
|
+
|
|
|
+ int ss_fd_plane = 0;
|
|
|
+ for (int i = 0; i < FORMAT_MAX_PLANES; ++i) {
|
|
|
+ if (!ss_handles[i])
|
|
|
+ continue;
|
|
|
+
|
|
|
+ ret = drmPrimeHandleToFD(window->drm_dev_fd, ss_handles[i], 0, &ss_fd_plane);
|
|
|
+ if (ret < 0 || ss_fd_plane < 0) {
|
|
|
+ fprintf(stderr, "error: failed to get ss dmabuf fd\n");
|
|
|
+ bo_destroy(ss_bo);
|
|
|
+ close(window->drm_dev_fd);
|
|
|
+ return -1;
|
|
|
+ }
|
|
|
+
|
|
|
+ zwp_linux_buffer_params_v1_add(ss_params, ss_fd_plane, i, ss_offsets[i], ss_pitches[i],
|
|
|
+ DRM_FORMAT_MOD_INVALID >> 32,
|
|
|
+ DRM_FORMAT_MOD_INVALID & 0xffffffff);
|
|
|
+ }
|
|
|
+
|
|
|
+ uint32_t ss_flags = 0;
|
|
|
+ zwp_linux_buffer_params_v1_add_listener(ss_params, ¶ms_listener, window);
|
|
|
+ window->ss_buffer.buffer = zwp_linux_buffer_params_v1_create_immed(ss_params, window->width,
|
|
|
+ ss_height, 0x34325241, ss_flags);
|
|
|
+ } else {
|
|
|
+ window->ss_buffer.fd = allocate_shm_file(ss_size);
|
|
|
+ if (window->ss_buffer.fd == -1) {
|
|
|
+ return -1;
|
|
|
+ }
|
|
|
+
|
|
|
+ struct wl_shm_pool *pool = wl_shm_create_pool(window->ss_buffer.wl_shm, window->ss_buffer.fd, ss_size);
|
|
|
+ window->ss_buffer.buffer = wl_shm_pool_create_buffer(pool, 0, window->width, ss_height, ss_stride, WL_SHM_FORMAT_XRGB8888);
|
|
|
+ wl_shm_pool_destroy(pool);
|
|
|
+
|
|
|
+ window->ss_buffer.buf_vma = mmap(NULL, ss_size, PROT_READ | PROT_WRITE, MAP_SHARED, window->ss_buffer.fd, 0);
|
|
|
+ if (window->ss_buffer.buf_vma == MAP_FAILED) {
|
|
|
+ close(window->ss_buffer.fd);
|
|
|
+ return -1;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ //Start fill sub surface buffer
|
|
|
+ for (int y = 0; y < ss_height; ++y) {
|
|
|
+ for (int x = 0; x < window->width; ++x) {
|
|
|
+ if ((x + y / 8 * 8) % 16 < 8)
|
|
|
+ ((uint32_t *)window->ss_buffer.buf_vma)[y * window->width + x] = 0xFF666666;
|
|
|
+ else
|
|
|
+ ((uint32_t *)window->ss_buffer.buf_vma)[y * window->width + x] = 0xFFEEEEEE;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ munmap(window->ss_buffer.buf_vma, ss_size);
|
|
|
+
|
|
|
+ wl_surface_attach(window->wl_subsurface, window->ss_buffer.buffer, 0, 0);
|
|
|
+ wl_surface_damage(window->wl_subsurface, 0, 0, window->width, ss_height);
|
|
|
+ wl_surface_commit(window->wl_subsurface);
|
|
|
+ wl_buffer_add_listener(window->ss_buffer.buffer, &wl_buffer_listener, NULL);
|
|
|
+ }
|
|
|
+
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+int init_window(struct example_window *window) {
|
|
|
+
|
|
|
+ window->frames_num = 0;
|
|
|
+ window->wl_display = wl_display_connect(NULL);
|
|
|
+ window->wl_registry = wl_display_get_registry(window->wl_display);
|
|
|
+ wl_registry_add_listener(window->wl_registry, &wl_registry_listener, window);
|
|
|
+ wl_display_roundtrip(window->wl_display);
|
|
|
+
|
|
|
+ window->wl_surface = wl_compositor_create_surface(window->wl_compositor);
|
|
|
+ window->wl_subsurface =
|
|
|
+ wl_compositor_create_surface(window->wl_compositor);
|
|
|
+ window->subsurface = wl_subcompositor_get_subsurface(
|
|
|
+ window->wl_subcompositor, window->wl_subsurface, window->wl_surface);
|
|
|
+
|
|
|
+ //we are using xdg_surface_set_window_geometry() to set window position now.
|
|
|
+ //wl_subsurface_set_position(window->subsurface, window->x, window->y);
|
|
|
+
|
|
|
+ window->xdg_surface =
|
|
|
+ xdg_wm_base_get_xdg_surface(window->xdg_wm_base, window->wl_surface);
|
|
|
+ xdg_surface_add_listener(window->xdg_surface, &xdg_surface_listener, window);
|
|
|
+ window->xdg_toplevel = xdg_surface_get_toplevel(window->xdg_surface);
|
|
|
+ xdg_toplevel_set_title(window->xdg_toplevel,
|
|
|
+ "Graphics Wayland Buf Display Example");
|
|
|
+ xdg_toplevel_set_app_id(window->xdg_toplevel, "wl-tester");
|
|
|
+ xdg_surface_set_window_geometry(window->xdg_surface, window->x, window->y, window->width, window->height);
|
|
|
+
|
|
|
+ //Not sure if it is workable?
|
|
|
+ //xdg_toplevel_set_fullscreen();
|
|
|
+
|
|
|
+ window->wait_for_configure = true;
|
|
|
+ if (window->sync)
|
|
|
+ wl_subsurface_set_sync(window->subsurface);
|
|
|
+ else
|
|
|
+ wl_subsurface_set_desync(window->subsurface);
|
|
|
+
|
|
|
+ wl_surface_commit(window->wl_surface);
|
|
|
+
|
|
|
+ int ret = init_buffers(window);
|
|
|
+ if (ret != 0){
|
|
|
+ fprintf(stderr, "Error init buffers\n");
|
|
|
+ return -1;
|
|
|
+ }
|
|
|
+ wl_display_roundtrip(window->wl_display);
|
|
|
+
|
|
|
+ if (!window->wait_for_configure){
|
|
|
+ ms_flip(window, NULL, 0);
|
|
|
+ }
|
|
|
+ window->initialized = true;
|
|
|
+
|
|
|
+ while (wl_display_dispatch(window->wl_display)) {
|
|
|
+ }
|
|
|
+
|
|
|
+ return 0;
|
|
|
+}
|