Files
OpenRGB/Controllers/A4TechController/BloodyB820RController/BloodyB820RController.cpp

111 lines
4.7 KiB
C++

/*---------------------------------------------------------*\
| BloodyB820RController.cpp |
| |
| Driver for A4Tech Bloody B820R Keyboard |
| |
| Mohammed Julfikar Ali Mahbub (o-julfikar) 01 Apr 2024 |
| |
| This file is part of the OpenRGB project |
| SPDX-License-Identifier: GPL-2.0-or-later |
\*---------------------------------------------------------*/
#include "BloodyB820RController.h"
#include "StringUtils.h"
/*-------------------------------------------------------------------------------------*\
| The controller for this device should pass a packet of 64 bytes where the subsequent |
| two packets are for RED, GREEN, and BLUE respectively. The first 6 bytes are control |
| or information bytes and colors bytes starts from index 6. Moreover, the first pack- |
| et of each RGB contains color for 58 keys and the rest (104 - 58 == 46) are send on |
| the second packet. |
\*-------------------------------------------------------------------------------------*/
BloodyB820RController::BloodyB820RController(hid_device* dev_handle, const char* path, std::string dev_name)
{
dev = dev_handle;
location = path;
name = dev_name;
SendControlPacket(BLOODY_B820R_GAIN_CONTROL);
}
BloodyB820RController::~BloodyB820RController()
{
SendControlPacket(BLOODY_B820R_RELEASE_CONTROL);
hid_close(dev);
}
std::string BloodyB820RController::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));
}
std::string BloodyB820RController::GetLocation()
{
return("HID: " + location);
}
std::string BloodyB820RController::GetName()
{
return(name);
}
void BloodyB820RController::SendControlPacket(uint8_t data)
{
uint8_t buffer[BLOODY_B820R_PACKET_SIZE] = { 0x07, 0x03, 0x06, 0x01, 0x00, 0x00, 0x00, 0x00 };
hid_send_feature_report(dev, buffer, BLOODY_B820R_PACKET_SIZE);
buffer[BLOODY_B820R_MODE_BYTE] = 0;
buffer[BLOODY_B820R_DATA_BYTE] = data;
hid_send_feature_report(dev, buffer, BLOODY_B820R_PACKET_SIZE);
}
void BloodyB820RController::SetLEDDirect(std::vector<RGBColor> colors)
{
uint8_t r1_buffer[BLOODY_B820R_PACKET_SIZE] = { 0x07, 0x03, 0x06, 0x07, 0x00, 0x00 };
uint8_t r2_buffer[BLOODY_B820R_PACKET_SIZE] = { 0x07, 0x03, 0x06, 0x08, 0x00, 0x00 };
uint8_t g1_buffer[BLOODY_B820R_PACKET_SIZE] = { 0x07, 0x03, 0x06, 0x09, 0x00, 0x00 };
uint8_t g2_buffer[BLOODY_B820R_PACKET_SIZE] = { 0x07, 0x03, 0x06, 0x0A, 0x00, 0x00 };
uint8_t b1_buffer[BLOODY_B820R_PACKET_SIZE] = { 0x07, 0x03, 0x06, 0x0B, 0x00, 0x00 };
uint8_t b2_buffer[BLOODY_B820R_PACKET_SIZE] = { 0x07, 0x03, 0x06, 0x0C, 0x00, 0x00 };
/*-----------------------------------------------------------------*\
| Set up Direct packet |
| packet_map is the index of the Key from full_matrix_map and |
| the value is the position in the direct packet buffer |
\*-----------------------------------------------------------------*/
for(size_t i = 0; i < colors.size(); i++)
{
RGBColor color = colors[i];
uint8_t offset = BLOODY_B820R_RGB_OFFSET;
uint8_t buffer_idx = offset + i % BLOODY_B820R_RGB_BUFFER_SIZE;
uint8_t* buffers[2][3] =
{
{r1_buffer, g1_buffer, b1_buffer},
{r2_buffer, g2_buffer, b2_buffer}
};
buffers[i >= BLOODY_B820R_RGB_BUFFER_SIZE][0][buffer_idx] = RGBGetRValue(color);
buffers[i >= BLOODY_B820R_RGB_BUFFER_SIZE][1][buffer_idx] = RGBGetGValue(color);
buffers[i >= BLOODY_B820R_RGB_BUFFER_SIZE][2][buffer_idx] = RGBGetBValue(color);
}
hid_send_feature_report(dev, r1_buffer, BLOODY_B820R_PACKET_SIZE);
hid_send_feature_report(dev, r2_buffer, BLOODY_B820R_PACKET_SIZE);
hid_send_feature_report(dev, g1_buffer, BLOODY_B820R_PACKET_SIZE);
hid_send_feature_report(dev, g2_buffer, BLOODY_B820R_PACKET_SIZE);
hid_send_feature_report(dev, b1_buffer, BLOODY_B820R_PACKET_SIZE);
hid_send_feature_report(dev, b2_buffer, BLOODY_B820R_PACKET_SIZE);
}