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monitor-manager-dummy: Refactor monitor generation
Refactor monitor generation by splitting the generation of modes, CRTCs and outputs into a separate function. A side effect is that each output will have its own set of possible modes. https://bugzilla.gnome.org/show_bug.cgi?id=779745
This commit is contained in:
Jonas Ådahl
parent
c5dc0f4a2e
commit
8f2daed9e0
@ -34,6 +34,11 @@
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#define ALL_TRANSFORMS ((1 << (META_MONITOR_TRANSFORM_FLIPPED_270 + 1)) - 1)
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#define MAX_MONITORS 5
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#define MAX_OUTPUTS (MAX_MONITORS * 2)
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#define MAX_CRTCS (MAX_MONITORS * 2)
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#define MAX_MODES (MAX_MONITORS * 4)
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struct _MetaMonitorManagerDummy
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{
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MetaMonitorManager parent_instance;
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@ -46,6 +51,61 @@ struct _MetaMonitorManagerDummyClass
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G_DEFINE_TYPE (MetaMonitorManagerDummy, meta_monitor_manager_dummy, META_TYPE_MONITOR_MANAGER);
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#define array_last(a, t) \
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g_array_index (a, t, a->len - 1)
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static void
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append_monitor (GArray *modes,
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GArray *crtcs,
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GArray *outputs,
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int scale)
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{
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MetaCrtcMode mode;
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MetaCrtc crtc;
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MetaOutput output;
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mode = (MetaCrtcMode) {
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.mode_id = modes->len,
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.width = 1024,
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.height = 768,
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.refresh_rate = 60.0
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};
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g_array_append_val (modes, mode);
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crtc = (MetaCrtc) {
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.crtc_id = crtcs->len + 1,
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.all_transforms = ALL_TRANSFORMS,
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};
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g_array_append_val (crtcs, crtc);
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output = (MetaOutput) {
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.winsys_id = outputs->len + 1,
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.name = g_strdup_printf ("LVDS%d", outputs->len + 1),
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.vendor = g_strdup ("MetaProducts Inc."),
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.product = g_strdup ("MetaMonitor"),
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.serial = g_strdup_printf ("0xC0FFEE-%d", outputs->len + 1),
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.suggested_x = -1,
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.suggested_y = -1,
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.width_mm = 222,
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.height_mm = 125,
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.subpixel_order = COGL_SUBPIXEL_ORDER_UNKNOWN,
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.preferred_mode = &array_last (modes, MetaCrtcMode),
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.n_possible_clones = 0,
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.backlight = -1,
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.connector_type = META_CONNECTOR_TYPE_LVDS,
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.scale = scale,
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};
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output.modes = g_new0 (MetaCrtcMode *, 1);
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output.modes[0] = &array_last (modes, MetaCrtcMode);
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output.n_modes = 1;
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output.possible_crtcs = g_new0 (MetaCrtc *, 1);
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output.possible_crtcs[0] = &array_last (crtcs, MetaCrtc);
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output.n_possible_crtcs = 1;
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g_array_append_val (outputs, output);
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}
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static void
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meta_monitor_manager_dummy_read_current (MetaMonitorManager *manager)
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{
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@ -54,7 +114,9 @@ meta_monitor_manager_dummy_read_current (MetaMonitorManager *manager)
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const char *num_monitors_str;
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const char *monitor_scales_str;
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unsigned int i;
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int current_x = 0;
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GArray *outputs;
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GArray *crtcs;
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GArray *modes;
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/* To control what monitor configuration is generated, there are two available
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* environmental variables that can be used:
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@ -83,6 +145,13 @@ meta_monitor_manager_dummy_read_current (MetaMonitorManager *manager)
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meta_warning ("Invalid number of dummy monitors");
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num_monitors = 1;
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}
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if (num_monitors > MAX_MONITORS)
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{
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meta_warning ("Clamping monitor count to max (%d)",
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MAX_MONITORS);
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num_monitors = MAX_MONITORS;
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}
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}
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monitor_scales = g_newa (int, num_monitors);
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@ -112,56 +181,23 @@ meta_monitor_manager_dummy_read_current (MetaMonitorManager *manager)
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manager->max_screen_width = 65535;
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manager->max_screen_height = 65535;
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manager->modes = g_new0 (MetaCrtcMode, 1);
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manager->n_modes = 1;
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manager->modes[0].mode_id = 0;
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manager->modes[0].width = 1024;
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manager->modes[0].height = 768;
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manager->modes[0].refresh_rate = 60.0;
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manager->crtcs = g_new0 (MetaCrtc, num_monitors);
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manager->n_crtcs = num_monitors;
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manager->outputs = g_new0 (MetaOutput, num_monitors);
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manager->n_outputs = num_monitors;
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modes = g_array_sized_new (FALSE, TRUE, sizeof (MetaCrtcMode), MAX_MODES);
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crtcs = g_array_sized_new (FALSE, TRUE, sizeof (MetaCrtc), MAX_CRTCS);
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outputs = g_array_sized_new (FALSE, TRUE, sizeof (MetaOutput), MAX_OUTPUTS);
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for (i = 0; i < num_monitors; i++)
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{
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manager->crtcs[i].crtc_id = i + 1;
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manager->crtcs[i].current_mode = NULL;
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manager->crtcs[i].transform = META_MONITOR_TRANSFORM_NORMAL;
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manager->crtcs[i].all_transforms = ALL_TRANSFORMS;
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manager->crtcs[i].is_dirty = FALSE;
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manager->crtcs[i].logical_monitor = NULL;
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append_monitor (modes, crtcs, outputs, monitor_scales[i]);
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current_x += manager->crtcs[i].rect.width;
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manager->modes = (MetaCrtcMode *) modes->data;
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manager->n_modes = modes->len;
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manager->crtcs = (MetaCrtc *) crtcs->data;
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manager->n_crtcs = crtcs->len;
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manager->outputs = (MetaOutput *) outputs->data;
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manager->n_outputs = outputs->len;
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manager->outputs[i].crtc = &manager->crtcs[i];
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manager->outputs[i].winsys_id = i + 1;
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manager->outputs[i].name = g_strdup_printf ("LVDS%d", i + 1);
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manager->outputs[i].vendor = g_strdup ("MetaProducts Inc.");
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manager->outputs[i].product = g_strdup ("unknown");
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manager->outputs[i].serial = g_strdup ("0xC0FFEE");
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manager->outputs[i].suggested_x = -1;
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manager->outputs[i].suggested_y = -1;
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manager->outputs[i].width_mm = 222;
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manager->outputs[i].height_mm = 125;
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manager->outputs[i].subpixel_order = COGL_SUBPIXEL_ORDER_UNKNOWN;
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manager->outputs[i].preferred_mode = &manager->modes[0];
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manager->outputs[i].n_modes = 1;
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manager->outputs[i].modes = g_new0 (MetaCrtcMode *, 1);
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manager->outputs[i].modes[0] = &manager->modes[0];
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manager->outputs[i].n_possible_crtcs = 1;
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manager->outputs[i].possible_crtcs = g_new0 (MetaCrtc *, 1);
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manager->outputs[i].possible_crtcs[0] = &manager->crtcs[i];
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manager->outputs[i].n_possible_clones = 0;
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manager->outputs[i].possible_clones = g_new0 (MetaOutput *, 0);
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manager->outputs[i].backlight = -1;
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manager->outputs[i].backlight_min = 0;
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manager->outputs[i].backlight_max = 0;
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manager->outputs[i].connector_type = META_CONNECTOR_TYPE_LVDS;
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manager->outputs[i].scale = monitor_scales[i];
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}
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g_array_free (modes, FALSE);
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g_array_free (crtcs, FALSE);
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g_array_free (outputs, FALSE);
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}
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static void
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