119 lines
3.2 KiB
C
119 lines
3.2 KiB
C
#include <strings.h>
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#include "sway/commands.h"
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#include "sway/config.h"
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struct cmd_results *output_cmd_mode(int argc, char **argv) {
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if (!config->handler_context.output_config) {
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return cmd_results_new(CMD_FAILURE, "Missing output config");
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}
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if (!argc) {
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return cmd_results_new(CMD_INVALID, "Missing mode argument.");
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}
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struct output_config *output = config->handler_context.output_config;
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if (strcmp(argv[0], "--custom") == 0) {
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argv++;
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argc--;
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output->custom_mode = 1;
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} else {
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output->custom_mode = 0;
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}
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// Reset custom modeline, if any
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output->drm_mode.type = 0;
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char *end;
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output->width = strtol(*argv, &end, 10);
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if (*end) {
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// Format is 1234x4321
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if (*end != 'x') {
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return cmd_results_new(CMD_INVALID, "Invalid mode width.");
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}
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++end;
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output->height = strtol(end, &end, 10);
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if (*end) {
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if (*end != '@') {
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return cmd_results_new(CMD_INVALID, "Invalid mode height.");
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}
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++end;
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output->refresh_rate = strtof(end, &end);
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if (strcasecmp("Hz", end) != 0) {
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return cmd_results_new(CMD_INVALID,
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"Invalid mode refresh rate.");
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}
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}
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} else {
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// Format is 1234 4321
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argc--; argv++;
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if (!argc) {
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return cmd_results_new(CMD_INVALID,
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"Missing mode argument (height).");
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}
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output->height = strtol(*argv, &end, 10);
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if (*end) {
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return cmd_results_new(CMD_INVALID, "Invalid mode height.");
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}
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}
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config->handler_context.leftovers.argc = argc - 1;
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config->handler_context.leftovers.argv = argv + 1;
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return NULL;
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}
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static bool parse_modeline(char **argv, drmModeModeInfo *mode) {
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mode->type = DRM_MODE_TYPE_USERDEF;
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mode->clock = strtof(argv[0], NULL) * 1000;
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mode->hdisplay = strtol(argv[1], NULL, 10);
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mode->hsync_start = strtol(argv[2], NULL, 10);
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mode->hsync_end = strtol(argv[3], NULL, 10);
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mode->htotal = strtol(argv[4], NULL, 10);
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mode->vdisplay = strtol(argv[5], NULL, 10);
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mode->vsync_start = strtol(argv[6], NULL, 10);
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mode->vsync_end = strtol(argv[7], NULL, 10);
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mode->vtotal = strtol(argv[8], NULL, 10);
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mode->vrefresh = mode->clock * 1000.0 * 1000.0
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/ mode->htotal / mode->vtotal;
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if (strcasecmp(argv[9], "+hsync") == 0) {
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mode->flags |= DRM_MODE_FLAG_PHSYNC;
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} else if (strcasecmp(argv[9], "-hsync") == 0) {
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mode->flags |= DRM_MODE_FLAG_NHSYNC;
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} else {
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return false;
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}
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if (strcasecmp(argv[10], "+vsync") == 0) {
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mode->flags |= DRM_MODE_FLAG_PVSYNC;
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} else if (strcasecmp(argv[10], "-vsync") == 0) {
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mode->flags |= DRM_MODE_FLAG_NVSYNC;
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} else {
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return false;
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}
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snprintf(mode->name, sizeof(mode->name), "%dx%d@%d",
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mode->hdisplay, mode->vdisplay, mode->vrefresh / 1000);
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return true;
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}
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struct cmd_results *output_cmd_modeline(int argc, char **argv) {
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if (!config->handler_context.output_config) {
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return cmd_results_new(CMD_FAILURE, "Missing output config");
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}
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if (!argc) {
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return cmd_results_new(CMD_INVALID, "Missing modeline argument.");
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}
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struct output_config *output = config->handler_context.output_config;
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if (argc != 11 || !parse_modeline(argv, &output->drm_mode)) {
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return cmd_results_new(CMD_INVALID, "Invalid modeline");
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}
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config->handler_context.leftovers.argc = argc - 12;
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config->handler_context.leftovers.argv = argv + 12;
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return NULL;
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}
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