metaforce/Runtime/World/CWallWalker.cpp

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#include "Runtime/World/CWallWalker.hpp"
#include "Runtime/CStateManager.hpp"
#include "Runtime/Collision/CGameCollision.hpp"
#include "Runtime/Collision/CMetroidAreaCollider.hpp"
#include "Runtime/World/CPatternedInfo.hpp"
#include "Runtime/World/CScriptWaypoint.hpp"
#include "TCastTo.hpp" // Generated file, do not modify include path
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namespace urde {
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CWallWalker::CWallWalker(ECharacter chr, TUniqueId uid, std::string_view name, EFlavorType flavType,
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const CEntityInfo& eInfo, const zeus::CTransform& xf, CModelData&& mData,
const CPatternedInfo& pInfo, EMovementType mType, EColliderType colType, EBodyType bType,
const CActorParameters& aParms, float collisionCloseMargin, float alignAngVel,
EKnockBackVariant kbVariant, float advanceWpRadius, EWalkerType wType,
float playerObstructionMinDist, bool disableMove)
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: CPatterned(chr, uid, name, flavType, eInfo, xf, std::move(mData), pInfo, mType, colType, bType, aParms, kbVariant)
, x590_colSphere(zeus::CSphere(zeus::skZero3f, pInfo.GetHalfExtent()), x68_material)
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, x5b0_collisionCloseMargin(collisionCloseMargin)
, x5b4_alignAngVel(alignAngVel)
, x5c0_advanceWpRadius(advanceWpRadius)
, x5c4_playerObstructionMinDist(playerObstructionMinDist)
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, x5cc_bendingHackAnim(
GetModelData()->GetAnimationData()->GetCharacterInfo().GetAnimationIndex("BendingAnimationHack"sv))
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, x5d0_walkerType(wType)
, x5d6_27_disableMove(disableMove) {}
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void CWallWalker::OrientToSurfaceNormal(const zeus::CVector3f& normal, float clampAngle) {
float dot = x34_transform.basis[2].dot(normal);
if (zeus::close_enough(dot, 1.f) || dot < -0.999f)
return;
zeus::CQuaternion q = zeus::CQuaternion::clampedRotateTo(x34_transform.basis[2], normal, zeus::degToRad(clampAngle));
q.setImaginary(x34_transform.transposeRotate(q.getImaginary()));
SetTransform((zeus::CQuaternion(x34_transform.basis) * q).normalized().toTransform(GetTranslation()));
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}
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bool CWallWalker::PointOnSurface(const CCollisionSurface& surf, const zeus::CVector3f& point) {
zeus::CVector3f normal = surf.GetNormal();
zeus::CVector3f projPt = ProjectPointToPlane(point, surf.GetVert(0), normal);
for (int i = 0; i < 3; ++i) {
zeus::CVector3f projDelta = projPt - surf.GetVert(i);
zeus::CVector3f edge = surf.GetVert((i + 2) % 3) - surf.GetVert(i);
if (projDelta.cross(edge).dot(normal) < 0.f)
return false;
}
return true;
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}
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void CWallWalker::AlignToFloor(CStateManager& mgr, float radius, const zeus::CVector3f& newPos, float dt) {
bool hasSurface = false;
float margin = radius + x5b0_collisionCloseMargin;
zeus::CAABox aabb(newPos - margin, newPos + margin);
CAreaCollisionCache ccache(aabb);
CGameCollision::BuildAreaCollisionCache(mgr, ccache);
if (x5d6_25_hasAlignSurface)
x5d6_25_hasAlignSurface = PointOnSurface(x568_alignNormal, newPos);
if (!x5d6_25_hasAlignSurface || !(x5d4_thinkCounter & 0x3)) {
for (auto& leaf : ccache) {
for (auto& node : leaf) {
CAreaOctTree::TriListReference triArr = node.GetTriangleArray();
for (u16 i = 0; i < triArr.GetSize(); ++i) {
u16 triIdx = triArr.GetAt(i);
CCollisionSurface surf = leaf.GetOctTree().GetMasterListTriangle(triIdx);
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float dist = std::fabs(surf.GetPlane().pointToPlaneDist(newPos));
if (dist < margin && PointOnSurface(surf, newPos)) {
margin = dist;
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x568_alignNormal = surf;
hasSurface = true;
}
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}
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}
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}
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x5d6_25_hasAlignSurface = hasSurface;
}
if (x5d6_25_hasAlignSurface) {
OrientToSurfaceNormal(x568_alignNormal.GetNormal(), x5b4_alignAngVel * dt);
x5b8_tumbleAngle = 0.f;
x5d6_28_addBendingWeight = false;
} else {
float angDelta = zeus::radToDeg(x138_velocity.magnitude()) / x590_colSphere.GetSphere().radius * dt;
OrientToSurfaceNormal(x34_transform.basis[1], angDelta);
if (x450_bodyController->HasBodyState(pas::EAnimationState::Step)) {
x450_bodyController->GetCommandMgr().DeliverCmd(CBCStepCmd(pas::EStepDirection::Down, pas::EStepType::Normal));
} else {
x5d6_28_addBendingWeight = true;
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}
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x5b8_tumbleAngle += angDelta;
}
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}
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void CWallWalker::GotoNextWaypoint(CStateManager& mgr) {
if (TCastToPtr<CScriptWaypoint> wp = mgr.ObjectById(x2dc_destObj)) {
zeus::CVector3f wpPos = wp->GetTranslation();
if ((wpPos - GetTranslation()).magSquared() < x5c0_advanceWpRadius * x5c0_advanceWpRadius) {
x2dc_destObj = wp->NextWaypoint(mgr);
if (!zeus::close_enough(wp->GetPause(), 0.f)) {
x5bc_patrolPauseRemTime = wp->GetPause();
if (x5d0_walkerType == EWalkerType::Parasite)
x450_bodyController->SetLocomotionType(pas::ELocomotionType::Relaxed);
}
mgr.SendScriptMsg(wp, GetUniqueId(), EScriptObjectMessage::Arrived);
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}
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SetDestPos(wpPos);
}
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}
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void CWallWalker::PreThink(float dt, CStateManager& mgr) {
CPatterned::PreThink(dt, mgr);
if (!GetActive() || x5d6_26_playerObstructed || x5bc_patrolPauseRemTime > 0.f || x5d6_27_disableMove ||
x450_bodyController->IsFrozen() || !x5d6_24_alignToFloor)
return;
zeus::CQuaternion quat(GetTransform().buildMatrix3f());
AddMotionState(PredictMotion(dt));
zeus::CQuaternion quat2(GetTransform().buildMatrix3f());
ClearForcesAndTorques();
if (x5d6_25_hasAlignSurface) {
zeus::CPlane plane = x568_alignNormal.GetPlane();
const float futureDt = (10.f * dt);
SetTranslation(zeus::CVector3f::lerp(
GetTranslation(),
GetTranslation() -
(plane.pointToPlaneDist(GetTranslation()) - x590_colSphere.GetSphere().radius - 0.01f) * plane.normal(),
futureDt));
}
MoveCollisionPrimitive(zeus::skZero3f);
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}
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void CWallWalker::Think(float dt, CStateManager& mgr) {
if (!x450_bodyController->GetActive())
x450_bodyController->Activate(mgr);
CPatterned::Think(dt, mgr);
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if (x5cc_bendingHackAnim == -1)
return;
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if (x5d6_28_addBendingWeight) {
if (x5c8_bendingHackWeight < 1.f) {
x5c8_bendingHackWeight += (dt * x138_velocity.magnitude()) / 0.6f;
if (x5c8_bendingHackWeight >= 1.f)
x5c8_bendingHackWeight = 1.f;
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}
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} else if (x5c8_bendingHackWeight > 0.f) {
x5c8_bendingHackWeight -= (dt * x138_velocity.magnitude()) / 1.5f;
if (x5c8_bendingHackWeight < 0.f)
x5c8_bendingHackWeight = 0.f;
}
if (x5c8_bendingHackWeight <= 0.f && !x5d6_29_applyBendingHack)
return;
if (x5c8_bendingHackWeight > 0.0001f) {
GetModelData()->GetAnimationData()->AddAdditiveAnimation(x5cc_bendingHackAnim, x5c8_bendingHackWeight, true, false);
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x5d6_29_applyBendingHack = true;
} else {
GetModelData()->GetAnimationData()->DelAdditiveAnimation(x5cc_bendingHackAnim);
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x5d6_29_applyBendingHack = false;
}
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}
void CWallWalker::Render(CStateManager& mgr) { CPatterned::Render(mgr); }
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void CWallWalker::UpdateWPDestination(CStateManager& mgr) {
if (TCastToPtr<CScriptWaypoint> wp = mgr.ObjectById(x2dc_destObj)) {
zeus::CVector3f wpPos = wp->GetTranslation();
if ((wpPos - GetTranslation()).magSquared() < x5c0_advanceWpRadius * x5c0_advanceWpRadius) {
x2dc_destObj = wp->NextWaypoint(mgr);
if (std::fabs(wp->GetPause()) > 0.00001f) {
x5bc_patrolPauseRemTime = wp->GetPause();
if (x5d0_walkerType == EWalkerType::Parasite)
x450_bodyController->SetLocomotionType(pas::ELocomotionType::Relaxed);
mgr.SendScriptMsg(wp, GetUniqueId(), EScriptObjectMessage::Arrived);
}
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}
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SetDestPos(wpPos);
}
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}
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} // namespace urde