OpenRGB/Controllers/AsusAuraUSBController/AsusAuraAddressableController.cpp

/*-----------------------------------------*\
|  AsusAuraAddressableController.cpp        |
|                                           |
|  Driver for ASUS Aura RGB Addressable     |
|  lighting controller                      |
|                                           |
|  Adam Honse (CalcProgrammer1) 1/18/2020   |
\*-----------------------------------------*/

#include "AsusAuraAddressableController.h"
#include <cstring>

AuraAddressableController::AuraAddressableController(hid_device* dev_handle, const char* path) : AuraUSBController(dev_handle, path)
{
    /*-----------------------------------------------------*\
    | Add addressable devices                               |
    \*-----------------------------------------------------*/
    for(int i = 0; i < config_table[0x02]; ++i)
    {
        device_info.push_back({0x01, (unsigned char)i, 0x01, 0, AuraDeviceType::ADDRESSABLE});
    }
}

AuraAddressableController::~AuraAddressableController()
{

}

void AuraAddressableController::SetChannelLEDs(unsigned char channel, RGBColor * colors, unsigned int num_colors)
{
    SendDirect
    (
        device_info[channel].direct_channel,
        num_colors,
        colors
    );
}

void AuraAddressableController::SetMode
    (
    unsigned char   channel,
    unsigned char   mode,
    unsigned char   red,
    unsigned char   grn,
    unsigned char   blu
    )
{
    SendEffect
    (
        channel,
        mode,
        red,
        grn,
        blu
    );
}

void AuraAddressableController::SendEffect
    (
    unsigned char   channel,
    unsigned char   mode,
    unsigned char   red,
    unsigned char   grn,
    unsigned char   blu
    )
{
    unsigned char usb_buf[65];

    /*-----------------------------------------------------*\
    | Zero out buffer                                       |
    \*-----------------------------------------------------*/
    memset(usb_buf, 0x00, sizeof(usb_buf));

    /*-----------------------------------------------------*\
    | Set up message packet                                 |
    \*-----------------------------------------------------*/
    usb_buf[0x00]   = 0xEC;
    usb_buf[0x01]   = AURA_ADDRESSABLE_CONTROL_MODE_EFFECT;
    usb_buf[0x02]   = channel;
    usb_buf[0x03]   = 0x00;
    usb_buf[0x04]   = mode;

    /*-----------------------------------------------------*\
    | Copy in color data bytes                              |
    \*-----------------------------------------------------*/
    usb_buf[0x05]   = red;
    usb_buf[0x06]   = grn;
    usb_buf[0x07]   = blu;

    /*-----------------------------------------------------*\
    | Send packet                                           |
    \*-----------------------------------------------------*/
    hid_write(dev, usb_buf, 65);
}