aboutsummaryrefslogtreecommitdiffstats
path: root/sway/config/output.c
blob: 02e18e59aa9b1a41435d9db8da218d41d1e24d99 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
#define _XOPEN_SOURCE 700
#include <string.h>
#include <assert.h>
#include <wlr/types/wlr_output.h>
#include "sway/config.h"
#include "sway/output.h"
#include "log.h"

int output_name_cmp(const void *item, const void *data) {
	const struct output_config *output = item;
	const char *name = data;

	return strcmp(output->name, name);
}

void merge_output_config(struct output_config *dst, struct output_config *src) {
	if (src->name) {
		if (dst->name) {
			free(dst->name);
		}
		dst->name = strdup(src->name);
	}
	if (src->enabled != -1) {
		dst->enabled = src->enabled;
	}
	if (src->width != -1) {
		dst->width = src->width;
	}
	if (src->height != -1) {
		dst->height = src->height;
	}
	if (src->x != -1) {
		dst->x = src->x;
	}
	if (src->y != -1) {
		dst->y = src->y;
	}
	if (src->scale != -1) {
		dst->scale = src->scale;
	}
	if (src->background) {
		if (dst->background) {
			free(dst->background);
		}
		dst->background = strdup(src->background);
	}
	if (src->background_option) {
		if (dst->background_option) {
			free(dst->background_option);
		}
		dst->background_option = strdup(src->background_option);
	}
}

static void set_mode(struct wlr_output *output, int width, int height,
		float refresh_rate) {
	struct wlr_output_mode *mode, *best = NULL;
	int mhz = (int)(refresh_rate * 1000);
	wl_list_for_each(mode, &output->modes, link) {
		if (mode->width == width && mode->height == height) {
			if (mode->refresh == mhz) {
				best = mode;
				break;
			}
			best = mode;
		}
	}
	if (!best) {
		sway_log(L_ERROR, "Configured mode for %s not available", output->name);
	} else {
		sway_log(L_DEBUG, "Assigning configured mode to %s", output->name);
		wlr_output_set_mode(output, best);
	}
}

void apply_output_config(struct output_config *oc, swayc_t *output) {
	assert(output->type == C_OUTPUT);

	if (oc && oc->enabled == 0) {
		destroy_output(output);
		return;
	}

	struct wlr_output *wlr_output = output->sway_output->wlr_output;
	if (oc && oc->width > 0 && oc->height > 0) {
		set_mode(wlr_output, oc->width, oc->height, oc->refresh_rate);
	}
	if (oc && oc->scale > 0) {
		wlr_output->scale = oc->scale;
	}
	if (oc && oc->transform != WL_OUTPUT_TRANSFORM_NORMAL) {
		wlr_output_transform(wlr_output, oc->transform);
	}

	// Find position for it
	if (oc && oc->x != -1 && oc->y != -1) {
		sway_log(L_DEBUG, "Set %s position to %d, %d", oc->name, oc->x, oc->y);
		output->x = oc->x;
		output->y = oc->y;
	} else {
		int x = 0;
		for (int i = 0; i < root_container.children->length; ++i) {
			swayc_t *c = root_container.children->items[i];
			if (c->type == C_OUTPUT) {
				if (c->width + c->x > x) {
					x = c->width + c->x;
				}
			}
		}
		output->x = x;
	}

	if (!oc || !oc->background) {
		// Look for a * config for background
		int i = list_seq_find(config->output_configs, output_name_cmp, "*");
		if (i >= 0) {
			oc = config->output_configs->items[i];
		} else {
			oc = NULL;
		}
	}

	int output_i;
	for (output_i = 0; output_i < root_container.children->length; ++output_i) {
		if (root_container.children->items[output_i] == output) {
			break;
		}
	}

	if (oc && oc->background) {
		// TODO: swaybg
		/*if (output->bg_pid != 0) {
			terminate_swaybg(output->bg_pid);
		}

		sway_log(L_DEBUG, "Setting background for output %d to %s", output_i, oc->background);

		size_t bufsize = 12;
		char output_id[bufsize];
		snprintf(output_id, bufsize, "%d", output_i);
		output_id[bufsize-1] = 0;

		char *const cmd[] = {
			"swaybg",
			output_id,
			oc->background,
			oc->background_option,
			NULL,
		};

		output->bg_pid = fork();
		if (output->bg_pid == 0) {
			execvp(cmd[0], cmd);
		}*/
	}
}

void free_output_config(struct output_config *oc) {
	if (!oc) {
		return;
	}
	free(oc->name);
	free(oc->background);
	free(oc->background_option);
	free(oc);
}