本文整理汇总了C++中Matrix34::GetColumn0方法的典型用法代码示例。如果您正苦于以下问题：C++ Matrix34::GetColumn0方法的具体用法？C++ Matrix34::GetColumn0怎么用？C++ Matrix34::GetColumn0使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Matrix34的用法示例。
在下文中一共展示了Matrix34::GetColumn0方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: GetFiringLocatorTM
bool CBurst::CBurstFiringLocator::GetFiringPos(EntityId weaponId, const IFireMode* pFireMode, Vec3& pos)
{
if (!HasValidFiringLocator())
return false;
Matrix34 fireHelperLocation = GetFiringLocatorTM();
Vec3 right = fireHelperLocation.GetColumn0();
pos = fireHelperLocation.TransformPoint(Vec3(ZERO)) + (right*(float)m_pBurst->m_burst_shot*0.1f - right*0.35f);
return true;
}示例2: Update
void CVehicleWeaponControlled::Update(SEntityUpdateContext& ctx, int update)
{
IVehicle *pVehicle = m_vehicleId ? gEnv->pGame->GetIGameFramework()->GetIVehicleSystem()->GetVehicle(m_vehicleId) : NULL;
if (!m_vehicleId && GetEntity()->GetParent())
{
IEntity *entity = GetEntity();
if (entity)
{
IEntity *parent = entity->GetParent();
if (parent)
{
m_vehicleId = parent->GetId();
pVehicle = gEnv->pGame->GetIGameFramework()->GetIVehicleSystem()->GetVehicle(parent->GetId());
}
}
}
if (pVehicle)
{
IVehiclePart *pPart = pVehicle->GetWeaponParentPart(GetEntityId());
if(pPart)
{
if(IVehiclePart *pParentPart = pPart->GetParent())
{
CRY_ASSERT(pVehicle->GetEntity());
if(ICharacterInstance *characterInst = pVehicle->GetEntity()->GetCharacter(pParentPart->GetSlot()))
{
if(ISkeletonPose* pose = characterInst->GetISkeletonPose())
{
IDefaultSkeleton& rIDefaultSkeleton = characterInst->GetIDefaultSkeleton();
int16 joint = rIDefaultSkeleton.GetJointIDByName(pPart->GetName());
const QuatT &jQuat = pose->GetAbsJointByID(joint);
Matrix34 localT(jQuat);
localT.SetTranslation(jQuat.t/* - Vec3(0.0f, 0.75f, 0.0f)*/);
Matrix34 vehicleWorldTm = pVehicle->GetEntity()->GetWorldTM();
Matrix34 mat = vehicleWorldTm * localT;
Vec3 vehicleSide2 = pPart->GetParent()->GetLocalTM(true, true).GetTranslation();
CPlayer *pl = this->GetOwnerPlayer();
Matrix33 mat2;
if (!m_destination.IsEquivalent(ZERO))
{
Vec3 diff = GetDestination() - mat.GetTranslation(); //pPart->GetWorldTM().GetTranslation();
diff.Normalize();
Matrix33 loc(mat);
loc.Invert();
Vec3 diffLocal = loc.TransformVector(diff);
Matrix33 desMat;
desMat.SetRotationVDir(diffLocal, 0.0f);
Vec3 test = GetEntity()->GetLocalTM().GetColumn0();
Ang3 testTM(desMat);
float za = testTM.x - m_Angles.x;
za = (za < 0.0f) ? -gf_PI : gf_PI;
za *= 0.05f * ctx.fFrameTime;
m_Angles.x += za;
Limit(m_Angles.x, -gf_PI * 0.33f, gf_PI * 0.33f);
if (testTM.z > m_Angles.z + 0.05f)
{
m_Angles.z += gf_PI * factor1 * ctx.fFrameTime;
}
else if (testTM.z < m_Angles.z - 0.05f)
{
m_Angles.z -= gf_PI * factor1 * ctx.fFrameTime;
}
else
{
m_Angles.z = testTM.z;
}
Limit(m_Angles.z, -gf_PI * 0.33f, gf_PI * 0.33f);
mat2.SetRotationXYZ(m_Angles);
}
else
{
if (!m_FireBlocked)
{
m_Angles.x = m_Angles.x - ctx.fFrameTime * factor2 * m_Angles.x;
m_Angles.z = m_Angles.z - ctx.fFrameTime * factor2 * m_Angles.z;
}
mat2.SetRotationXYZ(m_Angles);
}
mat = mat * mat2;
//.........这里部分代码省略.........
示例3: UpdateMounted
//------------------------------------------------------------------------
void CItem::UpdateMounted(float frameTime)
{
IRenderAuxGeom* pAuxGeom = gEnv->pRenderer->GetIRenderAuxGeom();
if (!m_ownerId || !m_stats.mounted)
return;
CActor *pActor = GetOwnerActor();
if (!pActor)
return;
CheckViewChange();
if (true)
{
if (IsClient())
{
ICharacterInstance *pCharacter = GetEntity()->GetCharacter(eIGS_FirstPerson);
if (pCharacter && !m_idleAnimation[eIGS_FirstPerson].empty() && pCharacter->GetISkeletonAnim()->GetNumAnimsInFIFO(0)<1)
PlayAction(m_idleAnimation[eIGS_FirstPerson], 0, true);
}
// need to explicitly update characters at this point
// cause the entity system update occered earlier, with the last position
for (int i=0; i<eIGS_Last; i++)
{
if (GetEntity()->GetSlotFlags(i)&ENTITY_SLOT_RENDER)
{
ICharacterInstance *pCharacter = GetEntity()->GetCharacter(i);
if (pCharacter)
{
Matrix34 mloc = GetEntity()->GetSlotLocalTM(i,false);
Matrix34 m34 = GetEntity()->GetWorldTM()*mloc;
QuatT renderLocation = QuatT(m34);
pCharacter->GetISkeletonPose()->SetForceSkeletonUpdate(9);
pCharacter->SkeletonPreProcess(renderLocation, renderLocation, GetISystem()->GetViewCamera(),0x55 );
pCharacter->SetPostProcessParameter(renderLocation, renderLocation, 0, 0.0f, 0x55 );
}
}
}
// f32 fColor[4] = {1,1,0,1};
// f32 g_YLine=60.0f;
// gEnv->pRenderer->Draw2dLabel( 1,g_YLine, 1.3f, fColor, false, "Mounted Gun Code" );
//adjust the orientation of the gun based on the aim-direction
SMovementState info;
IMovementController* pMC = pActor->GetMovementController();
pMC->GetMovementState(info);
Vec3 dir = info.aimDirection.GetNormalized();
Matrix34 tm = Matrix33::CreateRotationVDir(dir);
Vec3 vGunXAxis=tm.GetColumn0();
if (pActor->GetLinkedVehicle()==0)
{
if (pMC)
{
if(!pActor->IsPlayer())
{
// prevent snapping direction
Vec3 currentDir = GetEntity()->GetWorldRotation().GetColumn1();
float dot = currentDir.Dot(dir);
dot = CLAMP(dot,-1,1);
float reqAngle = cry_acosf(dot);
const float maxRotSpeed = 2.0f;
float maxAngle = frameTime * maxRotSpeed;
if(fabs(reqAngle) > maxAngle)
{
Vec3 axis = currentDir.Cross(dir);
if(axis.GetLengthSquared()>0.001f) // current dir and new dir are enough different
dir = currentDir.GetRotated(axis.GetNormalized(),sgn(reqAngle)*maxAngle);
}
}
//adjust the orientation of the gun based on the aim-direction
tm = Matrix33::CreateRotationVDir(dir);
Vec3 vWPos=GetEntity()->GetWorldPos();
tm.SetTranslation(vWPos);
GetEntity()->SetWorldTM(tm); //set the new orientation of the mounted gun
vGunXAxis=tm.GetColumn0();
Vec3 vInitialAimDirection = m_stats.mount_dir;
Matrix33 vInitialPlayerOrientation = Matrix33::CreateRotationVDir(vInitialAimDirection);
assert( vInitialAimDirection.IsUnit() );
Vec3 newp;
if (pActor->IsThirdPerson())
{
//third person
f32 dist = m_mountparams.body_distance*1.3f;
Vec3 oldp = pActor->GetEntity()->GetWorldPos();
newp = GetEntity()->GetWorldPos()-vInitialAimDirection*dist; //mounted gun
newp.z = oldp.z;
}
else
{
//.........这里部分代码省略.........