163 lines
4.1 KiB
C
163 lines
4.1 KiB
C
#include <stdlib.h>
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#include <gmodule.h>
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#include <clutter/clutter.h>
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enum
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{
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LOAD_SYNC,
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LOAD_DATA_ASYNC,
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LOAD_ASYNC
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};
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static ClutterActor *stage = NULL;
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const char *
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test_texture_async_describe (void);
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gint
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test_texture_async_main (int argc, char *argv[]);
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static void
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on_load_finished (ClutterTexture *texture,
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const GError *error,
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gpointer user_data)
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{
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gint load_type = GPOINTER_TO_INT (user_data);
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const gchar *load_str = NULL;
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switch (load_type)
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{
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case LOAD_SYNC:
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load_str = "synchronous loading";
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break;
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case LOAD_DATA_ASYNC:
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load_str = "asynchronous data loading";
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break;
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case LOAD_ASYNC:
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load_str = "asynchronous loading";
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break;
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}
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if (error != NULL)
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g_print ("%s failed: %s\n", load_str, error->message);
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else
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g_print ("%s successful\n", load_str);
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}
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static void
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size_change_cb (ClutterTexture *texture,
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gint width,
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gint height,
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gpointer user_data)
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{
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clutter_actor_set_size (user_data, width, height);
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}
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static
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gboolean task (gpointer user_data)
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{
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const gchar *path = user_data;
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ClutterActor *image[3];
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ClutterActor *clone[3];
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gint i;
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image[0] = g_object_new (CLUTTER_TYPE_TEXTURE, NULL);
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g_signal_connect (image[0], "load-finished",
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G_CALLBACK (on_load_finished),
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GINT_TO_POINTER (LOAD_SYNC));
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image[1] = g_object_new (CLUTTER_TYPE_TEXTURE,
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"load-data-async", TRUE,
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NULL);
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g_signal_connect (image[1], "load-finished",
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G_CALLBACK (on_load_finished),
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GINT_TO_POINTER (LOAD_DATA_ASYNC));
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image[2] = g_object_new (CLUTTER_TYPE_TEXTURE,
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"load-async", TRUE,
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NULL);
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g_signal_connect (image[2], "load-finished",
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G_CALLBACK (on_load_finished),
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GINT_TO_POINTER (LOAD_ASYNC));
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for (i = 0; i < 3; i++)
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{
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GError *error = NULL;
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clutter_texture_set_from_file (CLUTTER_TEXTURE (image[i]), path, &error);
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if (error != NULL)
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g_error ("Unable to load image at '%s': %s",
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path != NULL ? path : "<unknown>",
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error->message);
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}
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for (i = 0; i < 3; i++)
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clutter_container_add_actor (CLUTTER_CONTAINER (stage), image[i]);
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for (i = 0; i < 3; i++)
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{
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clutter_actor_set_position (image[i], 50 + i * 100, 0 + i * 50);
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clutter_actor_set_depth (image[i], -2500);
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clone[i] = clutter_clone_new (image[i]);
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g_signal_connect (image[i], "size-change",
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G_CALLBACK (size_change_cb), clone[i]);
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clutter_container_add_actor (CLUTTER_CONTAINER (stage), clone[i]);
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clutter_actor_set_position (clone[i], 50 + i * 100, 150 + i * 50 + 100);
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}
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for (i = 0; i < 3; i++)
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{
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clutter_actor_save_easing_state (image[i]);
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clutter_actor_set_easing_duration (image[i], 5000);
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clutter_actor_set_depth (image[i], 0);
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clutter_actor_restore_easing_state (image[i]);
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}
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return FALSE;
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}
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static void
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cleanup_task (gpointer data)
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{
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}
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G_MODULE_EXPORT gint
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test_texture_async_main (int argc, char *argv[])
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{
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gchar *path;
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if (clutter_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
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return 1;
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stage = clutter_stage_new ();
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clutter_stage_set_title (CLUTTER_STAGE (stage), "Asynchronous Texture Loading");
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clutter_actor_set_background_color (stage, CLUTTER_COLOR_LightSkyBlue);
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g_signal_connect (stage, "destroy", G_CALLBACK (clutter_main_quit), NULL);
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clutter_actor_show (stage);
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path = (argc > 1)
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? g_strdup (argv[1])
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: g_build_filename (TESTS_DATADIR, "redhand.png", NULL);
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clutter_threads_add_timeout_full (G_PRIORITY_DEFAULT, 500,
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task, path,
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cleanup_task);
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clutter_threads_enter ();
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clutter_main ();
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clutter_threads_leave ();
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g_free (path);
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return EXIT_SUCCESS;
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}
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G_MODULE_EXPORT const char *
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test_texture_async_describe (void)
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{
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return "Texture asynchronous loading using threads";
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}
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