spicetools/external/stepmaniax-sdk/sdk/Windows/SMXConfigPacket.cpp

171 lines
7.9 KiB
C++

#include "SMXConfigPacket.h"
#include <stdint.h>
#include <stddef.h>
#include <cstring>
// The config packet format changed in version 5. This handles compatibility with
// the old configuration packet. The config packet in SMX.h matches the new format.
//
#pragma pack(push, 1)
struct OldSMXConfig
{
uint8_t unused1 = 0xFF, unused2 = 0xFF;
uint8_t unused3 = 0xFF, unused4 = 0xFF;
uint8_t unused5 = 0xFF, unused6 = 0xFF;
uint16_t masterDebounceMilliseconds = 0;
uint8_t panelThreshold7Low = 0xFF, panelThreshold7High = 0xFF; // was "cardinal"
uint8_t panelThreshold4Low = 0xFF, panelThreshold4High = 0xFF; // was "center"
uint8_t panelThreshold2Low = 0xFF, panelThreshold2High = 0xFF; // was "corner"
uint16_t panelDebounceMicroseconds = 4000;
uint16_t autoCalibrationPeriodMilliseconds = 1000;
uint8_t autoCalibrationMaxDeviation = 100;
uint8_t badSensorMinimumDelaySeconds = 15;
uint16_t autoCalibrationAveragesPerUpdate = 60;
uint8_t unused7 = 0xFF, unused8 = 0xFF;
uint8_t panelThreshold1Low = 0xFF, panelThreshold1High = 0xFF; // was "up"
uint8_t enabledSensors[5];
uint8_t autoLightsTimeout = 1000/128; // 1 second
uint8_t stepColor[3*9];
uint8_t panelRotation;
uint16_t autoCalibrationSamplesPerAverage = 500;
uint8_t masterVersion = 0xFF;
uint8_t configVersion = 0x03;
uint8_t unused9[10];
uint8_t panelThreshold0Low, panelThreshold0High;
uint8_t panelThreshold3Low, panelThreshold3High;
uint8_t panelThreshold5Low, panelThreshold5High;
uint8_t panelThreshold6Low, panelThreshold6High;
uint8_t panelThreshold8Low, panelThreshold8High;
uint16_t debounceDelayMilliseconds = 0;
uint8_t padding[164];
};
#pragma pack(pop)
static_assert(offsetof(OldSMXConfig, padding) == 86, "Incorrect padding alignment");
static_assert(sizeof(OldSMXConfig) == 250, "Expected 250 bytes");
void ConvertToNewConfig(const vector<uint8_t> &oldConfigData, SMXConfig &newConfig)
{
// Copy data in its order within OldSMXConfig. This lets us easily stop at each
// known packet version. Any fields that aren't present in oldConfigData will be
// left at their default values in SMXConfig.
const OldSMXConfig &oldConfig = (OldSMXConfig &) *oldConfigData.data();
newConfig.debounceNodelayMilliseconds = oldConfig.masterDebounceMilliseconds;
newConfig.panelSettings[7].loadCellLowThreshold = oldConfig.panelThreshold7Low;
newConfig.panelSettings[4].loadCellLowThreshold = oldConfig.panelThreshold4Low;
newConfig.panelSettings[2].loadCellLowThreshold = oldConfig.panelThreshold2Low;
newConfig.panelSettings[7].loadCellHighThreshold = oldConfig.panelThreshold7High;
newConfig.panelSettings[4].loadCellHighThreshold = oldConfig.panelThreshold4High;
newConfig.panelSettings[2].loadCellHighThreshold = oldConfig.panelThreshold2High;
newConfig.panelDebounceMicroseconds = oldConfig.panelDebounceMicroseconds;
newConfig.autoCalibrationMaxDeviation = oldConfig.autoCalibrationMaxDeviation;
newConfig.badSensorMinimumDelaySeconds = oldConfig.badSensorMinimumDelaySeconds;
newConfig.autoCalibrationAveragesPerUpdate = oldConfig.autoCalibrationAveragesPerUpdate;
newConfig.panelSettings[1].loadCellLowThreshold = oldConfig.panelThreshold1Low;
newConfig.panelSettings[1].loadCellHighThreshold = oldConfig.panelThreshold1High;
memcpy(newConfig.enabledSensors, oldConfig.enabledSensors, sizeof(newConfig.enabledSensors));
newConfig.autoLightsTimeout = oldConfig.autoLightsTimeout;
memcpy(newConfig.stepColor, oldConfig.stepColor, sizeof(newConfig.stepColor));
newConfig.panelRotation = oldConfig.panelRotation;
newConfig.autoCalibrationSamplesPerAverage = oldConfig.autoCalibrationSamplesPerAverage;
if(oldConfig.configVersion == 0xFF)
return;
newConfig.masterVersion = oldConfig.masterVersion;
newConfig.configVersion = oldConfig.configVersion;
if(oldConfig.configVersion < 2)
return;
newConfig.panelSettings[0].loadCellLowThreshold = oldConfig.panelThreshold0Low;
newConfig.panelSettings[3].loadCellLowThreshold = oldConfig.panelThreshold3Low;
newConfig.panelSettings[5].loadCellLowThreshold = oldConfig.panelThreshold5Low;
newConfig.panelSettings[6].loadCellLowThreshold = oldConfig.panelThreshold6Low;
newConfig.panelSettings[8].loadCellLowThreshold = oldConfig.panelThreshold8Low;
newConfig.panelSettings[0].loadCellHighThreshold = oldConfig.panelThreshold0High;
newConfig.panelSettings[3].loadCellHighThreshold = oldConfig.panelThreshold3High;
newConfig.panelSettings[5].loadCellHighThreshold = oldConfig.panelThreshold5High;
newConfig.panelSettings[6].loadCellHighThreshold = oldConfig.panelThreshold6High;
newConfig.panelSettings[8].loadCellHighThreshold = oldConfig.panelThreshold8High;
if(oldConfig.configVersion < 3)
return;
newConfig.debounceDelayMilliseconds = oldConfig.debounceDelayMilliseconds;
}
// oldConfigData contains the data we're replacing. Any fields that exist in the old
// config format and not the new one will be left unchanged.
void ConvertToOldConfig(const SMXConfig &newConfig, vector<uint8_t> &oldConfigData)
{
OldSMXConfig &oldConfig = (OldSMXConfig &) *oldConfigData.data();
// We don't need to check configVersion here. It's safe to set all fields in
// the output config packet. If oldConfigData isn't 128 bytes, extend it.
if(oldConfigData.size() < 128)
oldConfigData.resize(128, 0xFF);
oldConfig.masterDebounceMilliseconds = newConfig.debounceNodelayMilliseconds;
oldConfig.panelThreshold7Low = newConfig.panelSettings[7].loadCellLowThreshold;
oldConfig.panelThreshold4Low = newConfig.panelSettings[4].loadCellLowThreshold;
oldConfig.panelThreshold2Low = newConfig.panelSettings[2].loadCellLowThreshold;
oldConfig.panelThreshold7High = newConfig.panelSettings[7].loadCellHighThreshold;
oldConfig.panelThreshold4High = newConfig.panelSettings[4].loadCellHighThreshold;
oldConfig.panelThreshold2High = newConfig.panelSettings[2].loadCellHighThreshold;
oldConfig.panelDebounceMicroseconds = newConfig.panelDebounceMicroseconds;
oldConfig.autoCalibrationMaxDeviation = newConfig.autoCalibrationMaxDeviation;
oldConfig.badSensorMinimumDelaySeconds = newConfig.badSensorMinimumDelaySeconds;
oldConfig.autoCalibrationAveragesPerUpdate = newConfig.autoCalibrationAveragesPerUpdate;
oldConfig.panelThreshold1Low = newConfig.panelSettings[1].loadCellLowThreshold;
oldConfig.panelThreshold1High = newConfig.panelSettings[1].loadCellHighThreshold;
memcpy(oldConfig.enabledSensors, newConfig.enabledSensors, sizeof(newConfig.enabledSensors));
oldConfig.autoLightsTimeout = newConfig.autoLightsTimeout;
memcpy(oldConfig.stepColor, newConfig.stepColor, sizeof(newConfig.stepColor));
oldConfig.panelRotation = newConfig.panelRotation;
oldConfig.autoCalibrationSamplesPerAverage = newConfig.autoCalibrationSamplesPerAverage;
oldConfig.masterVersion = newConfig.masterVersion;
oldConfig.configVersion= newConfig.configVersion;
oldConfig.panelThreshold0Low = newConfig.panelSettings[0].loadCellLowThreshold;
oldConfig.panelThreshold3Low = newConfig.panelSettings[3].loadCellLowThreshold;
oldConfig.panelThreshold5Low = newConfig.panelSettings[5].loadCellLowThreshold;
oldConfig.panelThreshold6Low = newConfig.panelSettings[6].loadCellLowThreshold;
oldConfig.panelThreshold8Low = newConfig.panelSettings[8].loadCellLowThreshold;
oldConfig.panelThreshold0High = newConfig.panelSettings[0].loadCellHighThreshold;
oldConfig.panelThreshold3High = newConfig.panelSettings[3].loadCellHighThreshold;
oldConfig.panelThreshold5High = newConfig.panelSettings[5].loadCellHighThreshold;
oldConfig.panelThreshold6High = newConfig.panelSettings[6].loadCellHighThreshold;
oldConfig.panelThreshold8High = newConfig.panelSettings[8].loadCellHighThreshold;
oldConfig.debounceDelayMilliseconds = newConfig.debounceDelayMilliseconds;
}