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G940LEDControl/LogitechSDK/SteeringWheel/Src/LogiSurfaceEffect.cpp

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2012-01-04 19:11:07 +00:00
#include "LogiSurfaceEffect.h"
#include "LogiControllerForceManager.h"
#include "LogiWheelUtils.h"
using namespace LogitechSteeringWheel;
SurfaceEffectParams::SurfaceEffectParams()
{
m_diPeriodic.dwMagnitude = 0;
m_diPeriodic.dwPeriod = 0;
m_diPeriodic.dwPhase = 0;
m_diPeriodic.lOffset = 0;
m_diEnvelope.dwSize = sizeof(DIENVELOPE);
m_diEnvelope.dwAttackLevel = 0;
m_diEnvelope.dwAttackTime = 0;
m_diEnvelope.dwFadeLevel = 0;
m_diEnvelope.dwFadeTime = 0;
m_type = NULL;
}
LogiSurfaceEffect::LogiSurfaceEffect()
{
m_type = LG_FORCE_SURFACE_EFFECT;
}
HRESULT LogiSurfaceEffect::CreateEffect(SurfaceEffectParams& params)
{
HRESULT hr_ = S_OK;
m_diEffect.cAxes = params.m_numFFAxes;
m_diEffect.lpEnvelope = &params.m_diEnvelope;
m_diEffect.cbTypeSpecificParams = sizeof(DIPERIODIC);
m_diEffect.lpvTypeSpecificParams = &params.m_diPeriodic;
if( FAILED( hr_ = m_device->CreateEffect( *params.m_type,
&m_diEffect, &m_effect, NULL ) ) )
{
LOGIWHEELTRACE(_T("ERROR: Failed to create surface effect\n"));
return hr_;
}
m_currentForceParams = params;
return hr_;
}
HRESULT LogiSurfaceEffect::SetParameters(SurfaceEffectParams& params)
{
HRESULT hr_ = S_OK;
m_diEffect.cAxes = params.m_numFFAxes;
m_diEffect.lpEnvelope = &params.m_diEnvelope;
m_diEffect.cbTypeSpecificParams = sizeof(DIPERIODIC);
m_diEffect.lpvTypeSpecificParams = &params.m_diPeriodic;
if( FAILED( hr_ = m_effect->SetParameters(&m_diEffect, DIEP_DIRECTION |
DIEP_TYPESPECIFICPARAMS )))
{
LOGIWHEELTRACE(_T("ERROR: Failed to update surface effect\n"));
return hr_;
}
m_currentForceParams = params;
return hr_;
}
SurfaceEffectParams& LogiSurfaceEffect::GetCurrentForceParams()
{
return m_currentForceParams;
}