bool SCA_PropertySensor::CheckPropertyCondition() { m_recentresult=false; bool result=false; bool reverse = false; switch (m_checktype) { case KX_PROPSENSOR_NOTEQUAL: reverse = true; /* fall-through */ case KX_PROPSENSOR_EQUAL: { CValue* orgprop = GetParent()->FindIdentifier(m_checkpropname); if (!orgprop->IsError()) { const std::string& testprop = orgprop->GetText(); // Force strings to upper case, to avoid confusion in // bool tests. It's stupid the prop's identity is lost // on the way here... if ((testprop == CBoolValue::sTrueString) || (testprop == CBoolValue::sFalseString)) { boost::to_upper(m_checkpropval); } result = (testprop == m_checkpropval); /* Patch: floating point values cant use strings usefully since you can have "0.0" == "0.0000" * this could be made into a generic Value class function for comparing values with a string. */ if (result==false && (orgprop->GetValueType() == VALUE_FLOAT_TYPE)) { float f = std::stof(m_checkpropval); result = (f == ((CFloatValue *)orgprop)->GetFloat()); } /* end patch */ } orgprop->Release(); if (reverse) result = !result; break; } case KX_PROPSENSOR_EXPRESSION: { break; } case KX_PROPSENSOR_INTERVAL: { CValue* orgprop = GetParent()->FindIdentifier(m_checkpropname); if (!orgprop->IsError()) { const float min = std::stof(m_checkpropval); const float max = std::stof(m_checkpropmaxval); float val; if (orgprop->GetValueType() == VALUE_STRING_TYPE) { val = std::stof(orgprop->GetText()); } else { val = orgprop->GetNumber(); } result = (min <= val) && (val <= max); } orgprop->Release(); break; } case KX_PROPSENSOR_CHANGED: { CValue* orgprop = GetParent()->FindIdentifier(m_checkpropname); if (!orgprop->IsError()) { if (m_previoustext != orgprop->GetText()) { m_previoustext = orgprop->GetText(); result = true; } } orgprop->Release(); break; } case KX_PROPSENSOR_LESSTHAN: reverse = true; /* fall-through */ case KX_PROPSENSOR_GREATERTHAN: { CValue* orgprop = GetParent()->FindIdentifier(m_checkpropname); if (!orgprop->IsError()) { const float ref = std::stof(m_checkpropval); float val; if (orgprop->GetValueType() == VALUE_STRING_TYPE) { val = std::stof(orgprop->GetText()); } else { val = orgprop->GetNumber(); } if (reverse) { result = val < ref; } else { result = val > ref; } } orgprop->Release(); break; } default: ; /* error */ } //the concept of Edge and Level triggering has unwanted effect for KX_PROPSENSOR_CHANGED //see Game Engine bugtracker [ #3809 ] m_recentresult = result; return result; }