Files
OpenRGB/Controllers/CoolerMasterController/CMARGBController/CMARGBController.cpp

299 lines
12 KiB
C++

/*---------------------------------------------------------*\
| CMARGBController.cpp |
| |
| Driver for Cooler Master ARGB controller |
| |
| Chris M (Dr_No) 10 Oct 2020 |
| |
| This file is part of the OpenRGB project |
| SPDX-License-Identifier: GPL-2.0-or-later |
\*---------------------------------------------------------*/
#include "CMARGBController.h"
#include "StringUtils.h"
/*---------------------------------------------------------*\
| Map to convert port index to port ID used in protocol |
\*---------------------------------------------------------*/
static unsigned char cm_argb_port_index_to_id[5] =
{
CM_ARGB_PORT_ARGB_1,
CM_ARGB_PORT_ARGB_2,
CM_ARGB_PORT_ARGB_3,
CM_ARGB_PORT_ARGB_4,
CM_ARGB_PORT_RGB
};
CMARGBController::CMARGBController(hid_device* dev_handle, char *path)
{
dev = dev_handle;
location = path;
/*-----------------------------------------------------*\
| Get device name from HID manufacturer and product |
| strings |
\*-----------------------------------------------------*/
wchar_t name_string[HID_MAX_STR];
hid_get_manufacturer_string(dev, name_string, HID_MAX_STR);
device_name = StringUtils::wstring_to_string(name_string);
hid_get_product_string(dev, name_string, HID_MAX_STR);
device_name.append(" ").append(StringUtils::wstring_to_string(name_string));
}
CMARGBController::~CMARGBController()
{
hid_close(dev);
}
std::string CMARGBController::GetDeviceName()
{
return(device_name);
}
std::string CMARGBController::GetLocation()
{
return("HID: " + location);
}
std::string CMARGBController::GetVersion()
{
/*-----------------------------------------------------*\
| This device uses the serial value to determine the |
| version. It does not report a proper unique serial. |
\*-----------------------------------------------------*/
std::string serial_string = GetSerial();
if(serial_string == CM_ARGB_FW0023)
{
return("0023");
}
else if(serial_string == CM_ARGB_FW0028)
{
return("0028");
}
else
{
return("Unsupported");
}
}
std::string CMARGBController::GetSerial()
{
wchar_t serial_string[HID_MAX_STR];
int ret = hid_get_serial_number_string(dev, serial_string, HID_MAX_STR);
if(ret != 0)
{
return("");
}
return(StringUtils::wstring_to_string(serial_string));
}
void CMARGBController::GetPortStatus
(
unsigned char port_idx,
unsigned char* port_mode,
unsigned char* port_speed,
unsigned char* port_brightness,
bool* port_random,
unsigned char* port_red,
unsigned char* port_green,
unsigned char* port_blue
)
{
unsigned char buffer[CM_ARGB_PACKET_SIZE] = {0x00, 0x80, 0x0B, 0x01};
int buffer_size = (sizeof(buffer) / sizeof(buffer[0]));
int rgb_offset = 0;
int zone;
/*-----------------------------------------------------*\
| RGB port is handled differently from ARGB ports |
\*-----------------------------------------------------*/
if(cm_argb_port_index_to_id[port_idx] != CM_ARGB_PORT_RGB)
{
zone = cm_argb_port_index_to_id[port_idx];
buffer[CM_ARGB_COMMAND_BYTE] = 0x0B;
}
else
{
zone = 0x00;
buffer[CM_ARGB_COMMAND_BYTE] = 0x0A;
rgb_offset = 1;
}
/*-----------------------------------------------------*\
| If this is the group then just return the first |
| status |
\*-----------------------------------------------------*/
buffer[CM_ARGB_ZONE_BYTE] = ( zone > 0x08 ) ? 0x01 : zone;
/*-----------------------------------------------------*\
| Send the command and read the response |
\*-----------------------------------------------------*/
hid_write(dev, buffer, buffer_size);
hid_read_timeout(dev, buffer, buffer_size, CM_ARGB_INTERRUPT_TIMEOUT);
/*-----------------------------------------------------*\
| Read data out of response |
\*-----------------------------------------------------*/
*port_mode = buffer[4 - rgb_offset];
*port_random = (buffer[5 - rgb_offset] == 0x00);
*port_speed = buffer[6 - rgb_offset];
*port_brightness = buffer[7 - rgb_offset];
*port_red = buffer[8 - rgb_offset];
*port_green = buffer[9 - rgb_offset];
*port_blue = buffer[10 - rgb_offset];
}
void CMARGBController::SetPortLEDCount(unsigned char port_idx, unsigned char led_count)
{
unsigned char buffer[CM_ARGB_PACKET_SIZE] = {0x00, 0x80, 0x0D, 0x02};
int buffer_size = (sizeof(buffer) / sizeof(buffer[0]));
buffer[CM_ARGB_ZONE_BYTE] = cm_argb_port_index_to_id[port_idx];
buffer[CM_ARGB_MODE_BYTE] = led_count;
buffer[CM_ARGB_COLOUR_INDEX_BYTE] = 1;
/*-----------------------------------------------------*\
| Send the command |
\*-----------------------------------------------------*/
hid_write(dev, buffer, buffer_size);
}
void CMARGBController::SetPortMode
(
unsigned char port_idx,
unsigned char port_mode,
unsigned char port_speed,
unsigned char port_brightness,
bool port_random,
unsigned char port_red,
unsigned char port_green,
unsigned char port_blue
)
{
unsigned char buffer[CM_ARGB_PACKET_SIZE] = {0x00};
int buffer_size = (sizeof(buffer) / sizeof(buffer[0]));
bool boolARGB_header = (cm_argb_port_index_to_id[port_idx] != CM_ARGB_PORT_RGB);
bool boolPassthru = (port_mode == CM_ARGB_MODE_PASSTHRU) || (port_mode == CM_RGB_MODE_PASSTHRU);
bool boolDirect = (port_mode == CM_ARGB_MODE_DIRECT);
unsigned char function = boolPassthru ? (boolARGB_header ? 0x02 : 0x04) : (boolARGB_header ? 0x01 : 0x03);
buffer[CM_ARGB_REPORT_BYTE] = 0x80;
buffer[CM_ARGB_COMMAND_BYTE] = 0x01;
if(boolDirect)
{
buffer[CM_ARGB_FUNCTION_BYTE] = 0x01;
buffer[CM_ARGB_ZONE_BYTE] = 0x02;
/*-------------------------------------------------*\
| Send the command |
\*-------------------------------------------------*/
hid_write(dev, buffer, buffer_size);
/*-------------------------------------------------*\
| Direct mode is now set up and no other mode |
| packet is required |
\*-------------------------------------------------*/
return;
}
buffer[CM_ARGB_FUNCTION_BYTE] = function;
/*-----------------------------------------------------*\
| Send the command |
\*-----------------------------------------------------*/
hid_write(dev, buffer, buffer_size);
/*-----------------------------------------------------*\
| ARGB ports send command 0x0B, RGB port sends 0x04 |
\*-----------------------------------------------------*/
if(boolARGB_header)
{
buffer[CM_ARGB_COMMAND_BYTE] = 0x0B;
buffer[CM_ARGB_FUNCTION_BYTE] = (false) ? 0x01 : 0x02;
buffer[CM_ARGB_ZONE_BYTE] = cm_argb_port_index_to_id[port_idx];
buffer[CM_ARGB_MODE_BYTE] = port_mode;
buffer[CM_ARGB_COLOUR_INDEX_BYTE] = port_random ? 0x00 : 0x10;
buffer[CM_ARGB_SPEED_BYTE] = port_speed;
buffer[CM_ARGB_BRIGHTNESS_BYTE] = port_brightness;
buffer[CM_ARGB_RED_BYTE] = port_red;
buffer[CM_ARGB_GREEN_BYTE] = port_green;
buffer[CM_ARGB_BLUE_BYTE] = port_blue;
}
else
{
buffer[CM_ARGB_COMMAND_BYTE] = boolPassthru ? 0x01 : 0x04;
buffer[CM_ARGB_MODE_BYTE + CM_RGB_OFFSET] = port_mode;
buffer[CM_ARGB_COLOUR_INDEX_BYTE + CM_RGB_OFFSET] = port_random ? 0x00 : 0x10;
buffer[CM_ARGB_SPEED_BYTE + CM_RGB_OFFSET] = port_speed;
buffer[CM_ARGB_BRIGHTNESS_BYTE + CM_RGB_OFFSET] = port_brightness;
buffer[CM_ARGB_RED_BYTE + CM_RGB_OFFSET] = port_red;
buffer[CM_ARGB_GREEN_BYTE + CM_RGB_OFFSET] = port_green;
buffer[CM_ARGB_BLUE_BYTE + CM_RGB_OFFSET] = port_blue;
}
/*-----------------------------------------------------*\
| Send the command and wait for response |
\*-----------------------------------------------------*/
hid_write(dev, buffer, buffer_size);
}
void CMARGBController::SetPortLEDsDirect(unsigned char port_idx, RGBColor *led_colours, unsigned int led_count)
{
const unsigned char buffer_size = CM_ARGB_PACKET_SIZE;
unsigned char buffer[buffer_size] = { 0x00, 0x00, 0x07, 0x02 };
unsigned char packet_count = 0;
std::vector<uint8_t> colours;
/*-----------------------------------------------------*\
| Set up the RGB triplets to send |
\*-----------------------------------------------------*/
for(unsigned int i = 0; i < led_count; i++)
{
RGBColor colour = led_colours[i];
colours.push_back(RGBGetRValue(colour));
colours.push_back(RGBGetGValue(colour));
colours.push_back(RGBGetBValue(colour));
}
buffer[CM_ARGB_FUNCTION_BYTE] = port_idx;
buffer[CM_ARGB_ZONE_BYTE] = led_count;
unsigned char buffer_idx = CM_ARGB_MODE_BYTE;
for(std::vector<unsigned char>::iterator it = colours.begin(); it != colours.end(); buffer_idx = CM_ARGB_COMMAND_BYTE)
{
/*-------------------------------------------------*\
| Fill the write buffer till its full or the |
| colour buffer is empty |
\*-------------------------------------------------*/
buffer[CM_ARGB_REPORT_BYTE] = packet_count;
while((buffer_idx < buffer_size) && (it != colours.end()))
{
buffer[buffer_idx] = *it;
buffer_idx++;
it++;
}
if(it == colours.end())
{
buffer[CM_ARGB_REPORT_BYTE] += 0x80;
}
/*-------------------------------------------------*\
| Send the buffer |
\*-------------------------------------------------*/
hid_write(dev, buffer, buffer_size);
/*-------------------------------------------------*\
| Reset the write buffer |
\*-------------------------------------------------*/
memset(buffer, 0x00, buffer_size );
packet_count++;
}
}