metaforce/Runtime/World/CIceImpact.cpp

381 lines
15 KiB
C++

#include "Runtime/World/CIceImpact.hpp"
#include "Runtime/CStateManager.hpp"
#include "Runtime/Collision/CCollidableOBBTreeGroup.hpp"
#include "Runtime/Collision/CGameCollision.hpp"
#include "Runtime/Collision/CollisionUtil.hpp"
#include "Runtime/GameGlobalObjects.hpp"
#include "Runtime/Graphics/CBooRenderer.hpp"
#include "Runtime/Particle/CElementGen.hpp"
#include "Runtime/World/CDamageVulnerability.hpp"
#include "Runtime/World/CGameLight.hpp"
#include "Runtime/World/CPatterned.hpp"
#include "Runtime/World/CPlayer.hpp"
#include "Runtime/World/CWallCrawlerSwarm.hpp"
#include "TCastTo.hpp" // Generated file, do not modify include path
namespace metaforce {
static bool PointInSphere(zeus::CSphere const& sphere, zeus::CVector3f const& point) {
return (point - sphere.position).magSquared() <= (sphere.radius * sphere.radius);
}
CIceImpact::CIceImpact(const TLockedToken<CGenDescription>& particle, TUniqueId uid, TAreaId aid, bool active,
std::string_view name, const zeus::CTransform& xf, u32 flags, const zeus::CVector3f& scale,
const zeus::CColor& color)
: CEffect(uid, CEntityInfo(aid, CEntity::NullConnectionList), active, name, xf)
, xe8_elementGen(std::make_unique<CElementGen>(particle, CElementGen::EModelOrientationType::One,
CElementGen::EOptionalSystemFlags::One))
, xf0_genAssetId(particle.GetObjectTag()->id)
, x108_sphereGenRange(x34_transform.origin, 6.4f)
, x118_grid(zeus::CAABox(xf.origin - zeus::CVector3f(x100_halfBounds), xf.origin + zeus::CVector3f(x100_halfBounds)))
, x598_24_(flags & 0x2) {
xe6_27_thermalVisorFlags = 2;
x540_impactSpheres.push_back(SImpactSphere(x34_transform.origin, 2.4f, 1.6f, 0.f, 0.f));
x540_impactSpheres.push_back(SImpactSphere(x34_transform.origin, 0.f, 1.f, 1.f, 0.f));
x540_impactSpheres.push_back(SImpactSphere(x34_transform.origin, 0.f, 1.f, 1.f, 0.f));
// ???
x540_impactSpheres[1].x18_d = x540_impactSpheres[2].x14_c;
x540_impactSpheres[1].x14_c += x540_impactSpheres[2].x10_b;
x540_impactSpheres[2].x18_d = x540_impactSpheres[2].x14_c;
x540_impactSpheres[2].x14_c += x540_impactSpheres[2].x10_b;
x118_grid.MarkCells(zeus::CSphere(x34_transform.origin, 2.4f), 2);
}
void CIceImpact::Accept(IVisitor& visitor) { visitor.Visit(this); }
void CIceImpact::CalculateRenderBounds() {
auto bounds = xe8_elementGen->GetBounds();
if (bounds) {
x598_25_hasRenderBounds = true;
x9c_renderBounds = *bounds;
} else {
x598_25_hasRenderBounds = false;
x9c_renderBounds = zeus::CAABox(x34_transform.origin, x34_transform.origin);
}
}
void CIceImpact::PreRender(CStateManager& mgr, zeus::CFrustum const& planes) {
CActor::PreRender(mgr, planes);
bool out_of_frustum = false;
if (!x598_25_hasRenderBounds || !planes.aabbFrustumTest(x9c_renderBounds)) {
out_of_frustum = true;
}
xe4_30_outOfFrustum = out_of_frustum;
}
void CIceImpact::AddToRenderer(zeus::CFrustum const& planes, CStateManager& mgr) {
if (xe4_30_outOfFrustum) {
return;
}
if (mgr.GetThermalDrawFlag() == EThermalDrawFlag::Hot) {
EnsureRendered(mgr);
} else {
g_Renderer->AddParticleGen(*xe8_elementGen);
}
}
void CIceImpact::Render(CStateManager& mgr) {
CElementGen::SetSubtractBlend(true);
CBooModel::SetRenderModelBlack(true);
xe8_elementGen->Render();
CElementGen::SetSubtractBlend(false);
CBooModel::SetRenderModelBlack(false);
}
void CIceImpact::Think(float dt, CStateManager& mgr) {
xf4_lifeTimer += dt;
if (xf4_lifeTimer < 0.8f && xe8_elementGen->GetParticleCount() < 0x190) {
for (SImpactSphere& sphere : x540_impactSpheres) {
if (sphere.x14_c <= sphere.xc_a) {
continue;
}
auto new_sphere = GenerateNewSphere();
if (new_sphere) {
sphere = *new_sphere;
}
}
for (SImpactSphere& sphere : x540_impactSpheres) {
if (sphere.x14_c > sphere.xc_a) {
continue;
}
sphere.x18_d = sphere.x14_c;
sphere.x14_c += sphere.x10_b;
zeus::CSphere sphere_a(sphere.x0_pos, sphere.x14_c);
zeus::CSphere sphere_b(sphere.x0_pos, sphere.x18_d);
zeus::CAABox bbox(sphere_b.position - sphere_a.radius, sphere_b.position + sphere_a.radius);
x104_ = 0.f;
GenerateParticlesAgainstActors(mgr, bbox, sphere_a, sphere_b);
CAreaCollisionCache cache(bbox);
CGameCollision::BuildAreaCollisionCache(mgr, cache);
for (auto const& leaf_cache : cache) {
GenerateParticlesAgainstWorld(mgr, leaf_cache, sphere_a, sphere_b);
}
}
}
xe8_elementGen->SetOrientation(zeus::CTransform());
xe8_elementGen->Update(dt);
if (xec_ != kInvalidUniqueId) {
if (TCastToPtr<CGameLight> light = mgr.ObjectById(xec_)) {
if (x30_24_active) {
light->SetLight(xe8_elementGen->GetLight());
}
}
}
if (x598_24_) {
mgr.SetActorAreaId(*this, mgr.GetPlayer().GetAreaIdAlways());
}
if (xe8_elementGen->IsSystemDeletable()) {
mgr.FreeScriptObject(x8_uid);
}
}
std::optional<CIceImpact::SImpactSphere> CIceImpact::GenerateNewSphere() {
xfc_searchDirection = (xfc_searchDirection + 1) & 7;
bool fwd_z = (xfc_searchDirection & 1) != 0u;
bool fwd_y = (xfc_searchDirection & 2) != 0u;
bool fwd_x = (xfc_searchDirection & 4) != 0u;
constexpr auto loop_cond = [](bool fwd, u32 counter) {
if (fwd) {
return counter < 14;
}
return counter != 0;
};
constexpr auto loop_step = [](bool fwd, u32 counter) {
if (fwd) {
return counter + 1;
}
return counter - 1;
};
for (u32 z = 8; loop_cond(fwd_z, z); z = loop_step(fwd_z, z)) {
for (u32 y = 8; loop_cond(fwd_y, y); y = loop_step(fwd_y, y)) {
for (u32 x = 8; loop_cond(fwd_x, x); x = loop_step(fwd_x, x)) {
u32 grid_val = x118_grid.GetValue(x, y, z);
if (grid_val == 1) {
zeus::CVector3f pos = x118_grid.GetWorldPositionForCell(x, y, z);
x118_grid.SetValue(x, y, z, 3);
if (PointInSphere(x108_sphereGenRange, pos)) {
x118_grid.MarkCells(zeus::CSphere(pos, 1.6f), 2);
return SImpactSphere(pos, 1.6f, 1.6f, 0.f, 0.f);
}
}
}
}
}
return {};
}
void CIceImpact::AcceptScriptMsg(EScriptObjectMessage msg, TUniqueId uid, CStateManager& mgr) {
switch (msg) {
case EScriptObjectMessage::Deleted:
if (xec_ != kInvalidUniqueId) {
mgr.FreeScriptObject(xec_);
xec_ = kInvalidUniqueId;
}
break;
case EScriptObjectMessage::Registered:
if (xe8_elementGen->SystemHasLight()) {
xec_ = mgr.AllocateUniqueId();
auto* new_light = new CGameLight(xec_, x4_areaId, x30_24_active, "IcePLight_"sv, x34_transform, x8_uid,
xe8_elementGen->GetLight(), xf0_genAssetId.Value(), 1, 0.f);
mgr.AddObject(new_light);
}
break;
default:
break;
}
CActor::AcceptScriptMsg(msg, uid, mgr);
if (xec_ != kInvalidUniqueId) {
mgr.SendScriptMsgAlways(xec_, uid, msg);
}
}
void CIceImpact::Touch(CActor& actor, CStateManager& mgr) {
if (xf4_lifeTimer > xf8_latestDamageTime) {
return;
}
auto bounds = actor.GetTouchBounds();
if (!bounds) {
return;
}
if (TCastToPtr<CPatterned> ai = actor) {
if (x118_grid.AABoxTouchesData(
zeus::CAABox(bounds->min - zeus::CVector3f(0, 0, 0.5f), bounds->max + zeus::CVector3f(0, 0, 0.5f)), 1)) {
CDamageVulnerability const* vuln = ai->GetDamageVulnerability();
if (vuln->WeaponHits(CWeaponMode(EWeaponType::Ice), false) && ai->GetKnockBackController().GetEnableFreeze() &&
ai->GetBodyController()->GetPercentageFrozen() == 0.f && (xf8_latestDamageTime - xf4_lifeTimer) > 0.5f &&
xf4_lifeTimer < 0.8f) {
mgr.ApplyDamage(x8_uid, actor.GetUniqueId(), kInvalidUniqueId,
CDamageInfo(CWeaponMode(EWeaponType::Ice), 100.f, 0.f, 1.f),
CMaterialFilter::MakeIncludeExclude(CMaterialList(EMaterialTypes::Solid), CMaterialList()),
zeus::CVector3f());
}
}
}
if (actor.GetMaterialList().HasMaterial(EMaterialTypes::ExcludeFromLineOfSightTest) &&
x118_grid.AABoxTouchesData(*bounds, 1)) {
mgr.ApplyDamage(
x8_uid, actor.GetUniqueId(), kInvalidUniqueId, CDamageInfo(CWeaponMode(EWeaponType::Ice), 100.f, 0.f, 1.f),
CMaterialFilter::MakeIncludeExclude(CMaterialList(EMaterialTypes::Solid), CMaterialList()), zeus::CVector3f());
}
if (TCastToPtr<CWallCrawlerSwarm> wall_crawler = actor) {
if (xf8_latestDamageTime - xf4_lifeTimer > 0.5f) {
wall_crawler->FreezeCollision(x118_grid);
}
}
}
void CIceImpact::GenerateParticlesAgainstWorld(CStateManager& mgr,
const CMetroidAreaCollider::COctreeLeafCache& leaf_cache,
zeus::CSphere& a, zeus::CSphere& b) {
CMetroidAreaCollider::ResetInternalCounters();
auto triangle_list = CMetroidAreaCollider::GetTriangleList();
auto filter = CMaterialFilter::MakeExclude(EMaterialTypes::ProjectilePassthrough);
for (auto const& node : leaf_cache) {
CAreaOctTree::TriListReference arr = node.GetTriangleArray();
bool subdivide_result = false;
for (int i = 0; i < arr.GetSize() && !subdivide_result; i++) {
u16 v1 = arr.GetAt(i);
if (triangle_list[v1] != CMetroidAreaCollider::GetPrimitiveCheckCount()) {
triangle_list[v1] = CMetroidAreaCollider::GetPrimitiveCheckCount();
CCollisionSurface surface = node.GetOwner().GetMasterListTriangle(arr.GetAt(i));
if (filter.Passes(CMaterialList(surface.GetSurfaceFlags()))) {
subdivide_result =
SubdivideAndGenerateParticles(mgr, surface.GetVert(0), surface.GetVert(1), surface.GetVert(2), a, b);
}
}
}
}
}
void CIceImpact::GenerateParticlesAgainstActors(CStateManager& mgr, const zeus::CAABox& box, const zeus::CSphere& a,
const zeus::CSphere& b) {
CMaterialFilter filter =
CMaterialFilter::MakeExclude({EMaterialTypes::Character, EMaterialTypes::Player, EMaterialTypes::Projectile,
EMaterialTypes::ProjectilePassthrough, EMaterialTypes::AIJoint});
rstl::reserved_vector<TUniqueId, 1024> near_list;
mgr.BuildNearList(near_list, box, filter, this);
for (TUniqueId uid : near_list) {
CEntity* ent = mgr.ObjectById(uid);
TCastToPtr<CPhysicsActor> pAct = ent;
if (pAct && pAct->GetCollisionPrimitive()->GetPrimType() == FOURCC('OBTG')) {
const auto* prim = static_cast<const CCollidableOBBTreeGroup*>(pAct->GetCollisionPrimitive());
for (int i = 0; i < prim->GetContainer()->NumTrees(); ++i) {
GenerateParticlesAgainstOBBTree(mgr, *prim->GetOBBTreeAABox(i), pAct->GetPrimitiveTransform(), a, b);
}
} else if (const auto* actor = static_cast<CActor*>(ent)) {
if (!actor->GetMaterialList().HasMaterial(EMaterialTypes::Solid)) {
if (!TCastToPtr<CScriptWater>(ent)) {
continue;
}
GenerateParticlesAgainstAABox(mgr, *actor->GetTouchBounds(), a, b);
}
}
}
}
void CIceImpact::GenerateParticlesAgainstOBBTree(CStateManager& mgr, const COBBTree& tree, const zeus::CTransform& xf,
const zeus::CSphere& a, const zeus::CSphere& b) {
auto filter = CMaterialFilter::MakeExclude(EMaterialTypes::Solid);
for (int i = 0; i < tree.NumSurfaceMaterials(); i++) {
CCollisionSurface surface = tree.GetTransformedSurface(i, xf);
if (filter.Passes(static_cast<u64>(surface.GetSurfaceFlags()))) {
if (SubdivideAndGenerateParticles(mgr, surface.GetVert(0), surface.GetVert(1), surface.GetVert(2), a, b)) {
break;
}
}
}
}
void CIceImpact::GenerateParticlesAgainstAABox(CStateManager& mgr, const zeus::CAABox& box,
const zeus::CSphere& a, const zeus::CSphere& b) {
for (int i = 0; i < 12; ++i) {
auto tri = box.getTri(zeus::CAABox::EBoxFaceId(i / 2), (i & 1) * 2);
if (SubdivideAndGenerateParticles(mgr, tri.x10_verts[0], tri.x10_verts[2], tri.x10_verts[1], a, b)) {
return;
}
}
}
bool CIceImpact::SubdivideAndGenerateParticles(CStateManager& mgr, zeus::CVector3f const& v1, zeus::CVector3f const& v2,
zeus::CVector3f const& v3, zeus::CSphere const& a,
zeus::CSphere const& b) {
if (!CollisionUtil::TriSphereOverlap(a, v1, v2, v3)) {
return false;
}
if (PointInSphere(b, v1) && PointInSphere(b, v2) && PointInSphere(b, v3)) {
return false;
}
zeus::CVector3f xprod = (v2 - v1).cross(v3 - v1);
float mag = xprod.magnitude();
if (mag <= 1.f) {
x104_ += mag;
int particle_create_count = static_cast<int>(x104_);
x104_ -= particle_create_count;
for (int i = 0; i < particle_create_count; i++) {
float rx = mgr.GetActiveRandom()->Float();
float ry = mgr.GetActiveRandom()->Float();
float rz = mgr.GetActiveRandom()->Float();
float random_inv = 1.f / (rx + ry + rz);
zeus::CVector3f point =
zeus::baryToWorld(v1, v2, v3, zeus::CVector3f(rx * random_inv, ry * random_inv, rz * random_inv));
u32 cx, cy, cz;
if (!PointInSphere(b, point) && PointInSphere(a, point) && x118_grid.GetCoords(point, cx, cy, cz) &&
((x118_grid.GetValue(cx, cy, cz) & 1) == 0u)) {
x118_grid.SetValue(cx, cy, cz, 1);
zeus::CVector3f vec;
switch (mgr.GetActiveRandom()->Range(0, 2)) {
case 0:
vec = v1 - point;
if (!vec.canBeNormalized()) {
vec = v2 - point;
}
break;
case 1:
vec = v2 - point;
if (!vec.canBeNormalized()) {
vec = v3 - point;
}
break;
case 2:
vec = v3 - point;
if (!vec.canBeNormalized()) {
vec = v1 - point;
}
break;
}
vec = vec.normalized();
zeus::CVector3f norm_xprod = xprod.normalized();
norm_xprod.x() = (mgr.GetActiveRandom()->Float() - 0.5f) * 0.4f + norm_xprod.x();
norm_xprod.y() = (mgr.GetActiveRandom()->Float() - 0.5f) * 0.4f + norm_xprod.y();
norm_xprod.z() = (mgr.GetActiveRandom()->Float() - 0.5f) * 0.4f + norm_xprod.z();
xe8_elementGen->SetOrientation(zeus::lookAt(zeus::CVector3f(), norm_xprod.normalized(), vec));
xe8_elementGen->SetTranslation(point);
xe8_elementGen->ForceParticleCreation(1);
if (xe8_elementGen->GetParticleCount() == xe8_elementGen->GetMaxParticles()) {
return true;
}
}
}
} else {
zeus::CVector3f point = zeus::baryToWorld(v1, v2, v3, zeus::CVector3f(1.f / 3.f));
SubdivideAndGenerateParticles(mgr, v1, v2, point, a, b);
SubdivideAndGenerateParticles(mgr, v2, v3, point, a, b);
SubdivideAndGenerateParticles(mgr, v3, v1, point, a, b);
}
return false;
}
} // namespace metaforce