presentation-test.c 5.69 KB
Newer Older
1 2 3
/*
 * Copyright © 2014 Collabora, Ltd.
 *
4 5 6 7 8 9 10
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
11
 *
12 13 14 15 16 17 18 19 20 21 22 23
 * The above copyright notice and this permission notice (including the
 * next paragraph) shall be included in all copies or substantial
 * portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT.  IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
24 25 26 27 28
 */

#include "config.h"

#include <stdio.h>
29
#include <stdlib.h>
30 31 32 33
#include <string.h>
#include <assert.h>
#include <time.h>

34
#include "shared/helpers.h"
35
#include "shared/xalloc.h"
36
#include "weston-test-client-helper.h"
37
#include "presentation-time-client-protocol.h"
38

39
static struct wp_presentation *
40 41 42 43
get_presentation(struct client *client)
{
	struct global *g;
	struct global *global_pres = NULL;
44
	static struct wp_presentation *pres;
45 46 47 48 49

	if (pres)
		return pres;

	wl_list_for_each(g, &client->global_list, link) {
50
		if (strcmp(g->interface, wp_presentation_interface.name))
51 52 53 54 55 56 57 58 59 60 61 62 63
			continue;

		if (global_pres)
			assert(0 && "multiple presentation objects");

		global_pres = g;
	}

	assert(global_pres && "no presentation found");

	assert(global_pres->version == 1);

	pres = wl_registry_bind(client->wl_registry, global_pres->name,
64
				&wp_presentation_interface, 1);
65 66 67 68 69 70 71
	assert(pres);

	return pres;
}

struct feedback {
	struct client *client;
72
	struct wp_presentation_feedback *obj;
73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96

	enum {
		FB_PENDING = 0,
		FB_PRESENTED,
		FB_DISCARDED
	} result;

	struct wl_output *sync_output;
	uint64_t seq;
	struct timespec time;
	uint32_t refresh_nsec;
	uint32_t flags;
};

static void
timespec_from_proto(struct timespec *tm, uint32_t tv_sec_hi,
		    uint32_t tv_sec_lo, uint32_t tv_nsec)
{
	tm->tv_sec = ((uint64_t)tv_sec_hi << 32) + tv_sec_lo;
	tm->tv_nsec = tv_nsec;
}

static void
feedback_sync_output(void *data,
97
		     struct wp_presentation_feedback *presentation_feedback,
98 99 100 101 102 103 104 105 106 107 108 109
		     struct wl_output *output)
{
	struct feedback *fb = data;

	assert(fb->result == FB_PENDING);

	if (output)
		fb->sync_output = output;
}

static void
feedback_presented(void *data,
110
		   struct wp_presentation_feedback *presentation_feedback,
111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130
		   uint32_t tv_sec_hi,
		   uint32_t tv_sec_lo,
		   uint32_t tv_nsec,
		   uint32_t refresh_nsec,
		   uint32_t seq_hi,
		   uint32_t seq_lo,
		   uint32_t flags)
{
	struct feedback *fb = data;

	assert(fb->result == FB_PENDING);
	fb->result = FB_PRESENTED;
	fb->seq = ((uint64_t)seq_hi << 32) + seq_lo;
	timespec_from_proto(&fb->time, tv_sec_hi, tv_sec_lo, tv_nsec);
	fb->refresh_nsec = refresh_nsec;
	fb->flags = flags;
}

static void
feedback_discarded(void *data,
131
		   struct wp_presentation_feedback *presentation_feedback)
132 133 134 135 136 137 138
{
	struct feedback *fb = data;

	assert(fb->result == FB_PENDING);
	fb->result = FB_DISCARDED;
}

139
static const struct wp_presentation_feedback_listener feedback_listener = {
140 141 142 143 144 145 146 147 148 149 150 151
	feedback_sync_output,
	feedback_presented,
	feedback_discarded
};

static struct feedback *
feedback_create(struct client *client, struct wl_surface *surface)
{
	struct feedback *fb;

	fb = xzalloc(sizeof *fb);
	fb->client = client;
152 153
	fb->obj = wp_presentation_feedback(get_presentation(client), surface);
	wp_presentation_feedback_add_listener(fb->obj, &feedback_listener, fb);
154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172

	return fb;
}

static void
feedback_wait(struct feedback *fb)
{
	while (fb->result == FB_PENDING) {
		assert(wl_display_dispatch(fb->client->wl_display) >= 0);
	}
}

static char *
pflags_to_str(uint32_t flags, char *str, unsigned len)
{
	static const struct {
		uint32_t flag;
		char sym;
	} desc[] = {
173 174 175 176
		{ WP_PRESENTATION_FEEDBACK_KIND_VSYNC, 's' },
		{ WP_PRESENTATION_FEEDBACK_KIND_HW_CLOCK, 'c' },
		{ WP_PRESENTATION_FEEDBACK_KIND_HW_COMPLETION, 'e' },
		{ WP_PRESENTATION_FEEDBACK_KIND_ZERO_COPY, 'z' },
177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215
	};
	unsigned i;

	*str = '\0';
	if (len < ARRAY_LENGTH(desc) + 1)
		return str;

	for (i = 0; i < ARRAY_LENGTH(desc); i++)
		str[i] = flags & desc[i].flag ? desc[i].sym : '_';
	str[ARRAY_LENGTH(desc)] = '\0';

	return str;
}

static void
feedback_print(struct feedback *fb)
{
	char str[10];

	switch (fb->result) {
	case FB_PENDING:
		printf("pending");
		return;
	case FB_DISCARDED:
		printf("discarded");
		return;
	case FB_PRESENTED:
		break;
	}

	pflags_to_str(fb->flags, str, sizeof str);
	printf("presented %lld.%09lld, refresh %u us, [%s] seq %" PRIu64,
		(long long)fb->time.tv_sec, (long long)fb->time.tv_nsec,
		fb->refresh_nsec / 1000, str, fb->seq);
}

static void
feedback_destroy(struct feedback *fb)
{
216
	wp_presentation_feedback_destroy(fb->obj);
217 218 219 220 221 222 223 224
	free(fb);
}

TEST(test_presentation_feedback_simple)
{
	struct client *client;
	struct feedback *fb;

225
	client = create_client_and_test_surface(100, 50, 123, 77);
226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243
	assert(client);

	wl_surface_attach(client->surface->wl_surface,
			  client->surface->wl_buffer, 0, 0);
	fb = feedback_create(client, client->surface->wl_surface);
	wl_surface_damage(client->surface->wl_surface, 0, 0, 100, 100);
	wl_surface_commit(client->surface->wl_surface);

	client_roundtrip(client);

	feedback_wait(fb);

	printf("%s feedback:", __func__);
	feedback_print(fb);
	printf("\n");

	feedback_destroy(fb);
}