44 lines
1.1 KiB
C++
44 lines
1.1 KiB
C++
#include "ColorfulGPUController.h"
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#include <cstring>
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ColorfulGPUController::ColorfulGPUController(i2c_smbus_interface* bus, colorful_gpu_dev_id dev)
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{
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this->bus = bus;
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this->dev = dev;
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}
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ColorfulGPUController::~ColorfulGPUController()
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{
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}
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std::string ColorfulGPUController::GetDeviceLocation()
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{
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std::string return_string(bus->device_name);
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char addr[5];
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snprintf(addr, 5, "0x%02X", dev);
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return_string.append(", address ");
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return_string.append(addr);
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return("I2C: " + return_string);
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}
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void ColorfulGPUController::SetDirect(RGBColor color)
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{
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uint8_t r = RGBGetRValue(color);
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uint8_t g = RGBGetGValue(color);
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uint8_t b = RGBGetBValue(color);
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uint8_t data_pkt[COLORFUL_PACKET_LENGTH] = { 0xAA, 0xEF, 0x12, 0x03, 0x01, 0xFF, r, g, b};
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int crc = 0;
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for (int i = 0; i < COLORFUL_PACKET_LENGTH - 2; ++i)
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{
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crc += data_pkt[i];
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}
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data_pkt[COLORFUL_PACKET_LENGTH - 2] = crc & 0xFF;
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data_pkt[COLORFUL_PACKET_LENGTH - 1] = crc >> 8;
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bus->i2c_write_block(dev, COLORFUL_PACKET_LENGTH, data_pkt);
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}
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