UnrealXR/nrealAirLinuxDriver
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Update message ids and read disp-mode on startup

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Signed-off-by: TheJackiMonster <thejackimonster@gmail.com>
This commit is contained in:
TheJackiMonster 2023-05-02 23:44:55 +02:00
parent fd4ba21a0a
commit 9e7d897f74
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GPG key ID: D850A5F772E880F9
2 changed files with 28 additions and 2 deletions
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5
interface_lib/include/device4.h
View file

@ -34,8 +34,10 @@
#endif
#define DEVICE4_MSG_R_BRIGHTNESS 0x03
#define DEVICE4_MSG_W_BRIGHTNESS 0x04
#define DEVICE4_MSG_R_DISP_MODE 0x07
#define DEVICE4_MSG_W_DISP_MODE 0x08
#define DEVICE4_MSG_R_GLASSID 0x15
#define DEVICE4_MSG_R_DP7911_FW_VERSION 0x16
#define DEVICE4_MSG_R_DSP_VERSION 0x18
@ -139,6 +141,7 @@ struct device4_t {
bool active;
uint8_t brightness;
uint8_t disp_mode;
device4_event_callback callback;
};

25
interface_lib/src/device4.c
View file

@ -124,7 +124,15 @@ static bool recv_payload_msg(device4_type* device, uint8_t msgid, uint8_t len, u
return false;
}
memcpy(data, packet.data + 1, len);
const uint16_t data_len = packet.length - 18;
if (len <= data_len) {
memcpy(data, packet.data + 1, len);
} else {
memcpy(data, packet.data + 1, data_len);
memset(data + data_len, 0, len - data_len);
}
return true;
}
@ -234,6 +242,21 @@ device4_type* device4_open(device4_event_callback callback) {
return device;
}
if (!send_payload_action(device, DEVICE4_MSG_R_DISP_MODE, 0, NULL)) {
perror("Requesting display mode failed!\n");
return device;
}
if (!recv_payload_msg(device, DEVICE4_MSG_R_DISP_MODE, 1, &device->disp_mode)) {
perror("Receiving display mode failed!\n");
return device;
}
#ifndef NDEBUG
printf("Brightness: %d\n", device->brightness);
printf("Disp-Mode: %d\n", device->disp_mode);
#endif
return device;
}