metaforce/Runtime/Collision/CCollisionPrimitive.cpp

286 lines
10 KiB
C++

#include "CCollisionPrimitive.hpp"
#include "CInternalRayCastStructure.hpp"
#include "CMaterialFilter.hpp"
#include "InternalColliders.hpp"
#include "CCollisionInfoList.hpp"
namespace urde {
s32 CCollisionPrimitive::sNumTypes = 0;
bool CCollisionPrimitive::sInitComplete = false;
bool CCollisionPrimitive::sTypesAdded = false;
bool CCollisionPrimitive::sTypesAdding = false;
bool CCollisionPrimitive::sCollidersAdded = false;
bool CCollisionPrimitive::sCollidersAdding = false;
std::unique_ptr<std::vector<CCollisionPrimitive::Type>> CCollisionPrimitive::sCollisionTypeList;
std::unique_ptr<std::vector<ComparisonFunc>> CCollisionPrimitive::sTableOfCollidables;
std::unique_ptr<std::vector<BooleanComparisonFunc>> CCollisionPrimitive::sTableOfBooleanCollidables;
std::unique_ptr<std::vector<MovingComparisonFunc>> CCollisionPrimitive::sTableOfMovingCollidables;
ComparisonFunc CCollisionPrimitive::sNullCollider = {};
BooleanComparisonFunc CCollisionPrimitive::sNullBooleanCollider = {};
MovingComparisonFunc CCollisionPrimitive::sNullMovingCollider = {};
CCollisionPrimitive::CCollisionPrimitive(const CMaterialList& list) : x8_material(list) {}
void CCollisionPrimitive::SetMaterial(const CMaterialList& material) { x8_material = material; }
const CMaterialList& CCollisionPrimitive::GetMaterial() const { return x8_material; }
CRayCastResult CCollisionPrimitive::CastRay(const zeus::CVector3f& start, const zeus::CVector3f& dir, float length,
const CMaterialFilter& filter, const zeus::CTransform& xf) const {
return CastRayInternal(CInternalRayCastStructure(start, dir, length, xf, filter));
}
bool CCollisionPrimitive::InternalCollide(const CInternalCollisionStructure& collision, CCollisionInfoList& list) {
u32 idx0 = collision.GetLeft().GetPrim().GetTableIndex();
u32 idx1 = collision.GetRight().GetPrim().GetTableIndex();
ComparisonFunc func;
if (idx0 == UINT32_MAX || idx1 == UINT32_MAX) {
sNullCollider = nullptr;
func = sNullCollider;
} else {
func = (*sTableOfCollidables)[sNumTypes * idx1 + idx0];
}
if (func) {
if (!collision.GetLeft().GetFilter().Passes(collision.GetRight().GetPrim().GetMaterial()) ||
!collision.GetRight().GetFilter().Passes(collision.GetLeft().GetPrim().GetMaterial()))
return false;
return func(collision, list);
}
if (idx0 == UINT32_MAX || idx1 == UINT32_MAX) {
sNullCollider = nullptr;
func = sNullCollider;
} else {
func = (*sTableOfCollidables)[sNumTypes * idx0 + idx1];
}
if (func) {
if (!collision.GetLeft().GetFilter().Passes(collision.GetRight().GetPrim().GetMaterial()) ||
!collision.GetRight().GetFilter().Passes(collision.GetLeft().GetPrim().GetMaterial()))
return false;
CInternalCollisionStructure swappedCollision(collision.GetRight(), collision.GetLeft());
u32 startListCount = list.GetCount();
if (func(swappedCollision, list)) {
for (auto it = list.begin() + startListCount; it != list.end(); ++it)
it->Swap();
return true;
}
}
return false;
}
bool CCollisionPrimitive::Collide(const CInternalCollisionStructure::CPrimDesc& prim0,
const CInternalCollisionStructure::CPrimDesc& prim1, CCollisionInfoList& list) {
return InternalCollide({prim0, prim1}, list);
}
bool CCollisionPrimitive::InternalCollideBoolean(const CInternalCollisionStructure& collision) {
u32 idx0 = collision.GetLeft().GetPrim().GetTableIndex();
u32 idx1 = collision.GetRight().GetPrim().GetTableIndex();
BooleanComparisonFunc func;
if (idx0 == UINT32_MAX || idx1 == UINT32_MAX) {
sNullBooleanCollider = nullptr;
func = sNullBooleanCollider;
} else {
func = (*sTableOfBooleanCollidables)[sNumTypes * idx1 + idx0];
}
if (func) {
if (!collision.GetLeft().GetFilter().Passes(collision.GetRight().GetPrim().GetMaterial()) ||
!collision.GetRight().GetFilter().Passes(collision.GetLeft().GetPrim().GetMaterial()))
return false;
return func(collision);
}
if (idx0 == UINT32_MAX || idx1 == UINT32_MAX) {
sNullBooleanCollider = nullptr;
func = sNullBooleanCollider;
} else {
func = (*sTableOfBooleanCollidables)[sNumTypes * idx0 + idx1];
}
if (func) {
if (!collision.GetLeft().GetFilter().Passes(collision.GetRight().GetPrim().GetMaterial()) ||
!collision.GetRight().GetFilter().Passes(collision.GetLeft().GetPrim().GetMaterial()))
return false;
CInternalCollisionStructure swappedCollision(collision.GetRight(), collision.GetLeft());
return func(swappedCollision);
}
CCollisionInfoList list;
return InternalCollide(collision, list);
}
bool CCollisionPrimitive::CollideBoolean(const CInternalCollisionStructure::CPrimDesc& prim0,
const CInternalCollisionStructure::CPrimDesc& prim1) {
return InternalCollideBoolean({prim0, prim1});
}
bool CCollisionPrimitive::InternalCollideMoving(const CInternalCollisionStructure& collision,
const zeus::CVector3f& dir, double& dOut, CCollisionInfo& infoOut) {
u32 idx0 = collision.GetLeft().GetPrim().GetTableIndex();
u32 idx1 = collision.GetRight().GetPrim().GetTableIndex();
MovingComparisonFunc func;
if (idx0 == UINT32_MAX || idx1 == UINT32_MAX) {
sNullMovingCollider = nullptr;
func = sNullMovingCollider;
} else {
func = (*sTableOfMovingCollidables)[sNumTypes * idx1 + idx0];
}
if (func) {
if (!collision.GetLeft().GetFilter().Passes(collision.GetRight().GetPrim().GetMaterial()) ||
!collision.GetRight().GetFilter().Passes(collision.GetLeft().GetPrim().GetMaterial()))
return false;
return func(collision, dir, dOut, infoOut);
}
return false;
}
bool CCollisionPrimitive::CollideMoving(const CInternalCollisionStructure::CPrimDesc& prim0,
const CInternalCollisionStructure::CPrimDesc& prim1, const zeus::CVector3f& dir,
double& dOut, CCollisionInfo& infoOut) {
return InternalCollideMoving({prim0, prim1}, dir, dOut, infoOut);
}
void CCollisionPrimitive::InitBeginTypes() {
sCollisionTypeList = std::make_unique<std::vector<Type>>();
sCollisionTypeList->reserve(3);
sTypesAdding = true;
InternalColliders::AddTypes();
}
void CCollisionPrimitive::InitAddType(const Type& tp) {
tp.GetSetter()(sCollisionTypeList->size());
sCollisionTypeList->push_back(tp);
}
void CCollisionPrimitive::InitEndTypes() {
sCollisionTypeList->shrink_to_fit();
sNumTypes = sCollisionTypeList->size();
sTypesAdding = false;
sTypesAdded = true;
}
void CCollisionPrimitive::InitBeginColliders() {
const size_t tableSz = sCollisionTypeList->size() * sCollisionTypeList->size();
sTableOfCollidables = std::make_unique<std::vector<ComparisonFunc>>(tableSz);
sTableOfBooleanCollidables = std::make_unique<std::vector<BooleanComparisonFunc>>(tableSz);
sTableOfMovingCollidables = std::make_unique<std::vector<MovingComparisonFunc>>(tableSz);
sCollidersAdding = true;
InternalColliders::AddColliders();
}
void CCollisionPrimitive::InitAddBooleanCollider(const CCollisionPrimitive::BooleanComparison& cmp) {
int idx0 = -1;
for (int i = 0; i < sCollisionTypeList->size(); ++i) {
if (!strcmp(cmp.GetType1(), (*sCollisionTypeList)[i].GetInfo())) {
idx0 = i;
break;
}
}
int idx1 = -1;
for (int i = 0; i < sCollisionTypeList->size(); ++i) {
if (!strcmp(cmp.GetType2(), (*sCollisionTypeList)[i].GetInfo())) {
idx1 = i;
break;
}
}
if (idx0 < 0 || idx1 < 0 || idx0 >= sNumTypes || idx1 >= sNumTypes)
return;
BooleanComparisonFunc& funcOut =
(idx0 == -1 || idx1 == -1) ? sNullBooleanCollider : (*sTableOfBooleanCollidables)[idx1 * sNumTypes + idx0];
funcOut = cmp.GetCollider();
}
void CCollisionPrimitive::InitAddBooleanCollider(BooleanComparisonFunc cmp, const char* a, const char* b) {
InitAddBooleanCollider({cmp, a, b});
}
void CCollisionPrimitive::InitAddMovingCollider(const CCollisionPrimitive::MovingComparison& cmp) {
int idx0 = -1;
for (int i = 0; i < sCollisionTypeList->size(); ++i) {
if (!strcmp(cmp.GetType1(), (*sCollisionTypeList)[i].GetInfo())) {
idx0 = i;
break;
}
}
int idx1 = -1;
for (int i = 0; i < sCollisionTypeList->size(); ++i) {
if (!strcmp(cmp.GetType2(), (*sCollisionTypeList)[i].GetInfo())) {
idx1 = i;
break;
}
}
if (idx0 < 0 || idx1 < 0 || idx0 >= sNumTypes || idx1 >= sNumTypes)
return;
MovingComparisonFunc& funcOut =
(idx0 == -1 || idx1 == -1) ? sNullMovingCollider : (*sTableOfMovingCollidables)[idx1 * sNumTypes + idx0];
funcOut = cmp.GetCollider();
}
void CCollisionPrimitive::InitAddMovingCollider(MovingComparisonFunc cmp, const char* a, const char* b) {
InitAddMovingCollider({cmp, a, b});
}
void CCollisionPrimitive::InitAddCollider(const CCollisionPrimitive::Comparison& cmp) {
int idx0 = -1;
for (int i = 0; i < sCollisionTypeList->size(); ++i) {
if (!strcmp(cmp.GetType1(), (*sCollisionTypeList)[i].GetInfo())) {
idx0 = i;
break;
}
}
int idx1 = -1;
for (int i = 0; i < sCollisionTypeList->size(); ++i) {
if (!strcmp(cmp.GetType2(), (*sCollisionTypeList)[i].GetInfo())) {
idx1 = i;
break;
}
}
if (idx0 < 0 || idx1 < 0 || idx0 >= sNumTypes || idx1 >= sNumTypes)
return;
ComparisonFunc& funcOut =
(idx0 == -1 || idx1 == -1) ? sNullCollider : (*sTableOfCollidables)[idx1 * sNumTypes + idx0];
funcOut = cmp.GetCollider();
}
void CCollisionPrimitive::InitAddCollider(ComparisonFunc cmp, const char* a, const char* b) {
InitAddCollider({cmp, a, b});
}
void CCollisionPrimitive::InitEndColliders() {
sCollidersAdding = false;
sCollidersAdded = true;
sInitComplete = true;
}
void CCollisionPrimitive::Uninitialize() {
sInitComplete = false;
sCollidersAdding = false;
sCollidersAdded = false;
sTypesAdding = false;
sTypesAdded = false;
sNumTypes = 0;
sCollisionTypeList.reset();
sTableOfCollidables.reset();
sTableOfMovingCollidables.reset();
sTableOfBooleanCollidables.reset();
}
} // namespace urde