mirror of https://github.com/AxioDL/metaforce.git
78 lines
3.0 KiB
C++
78 lines
3.0 KiB
C++
#include "Runtime/Weapon/CProjectileInfo.hpp"
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#include "Runtime/CSimplePool.hpp"
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#include "Runtime/GameGlobalObjects.hpp"
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#include "Runtime/Character/CSteeringBehaviors.hpp"
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#include "Runtime/Weapon/CProjectileWeapon.hpp"
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#include "Runtime/World/CDamageInfo.hpp"
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#include "Runtime/World/CPlayer.hpp"
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namespace metaforce {
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CProjectileInfo::CProjectileInfo(metaforce::CInputStream& in)
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: x0_weaponDescription(g_SimplePool->GetObj({SBIG('WPSC'), CAssetId(in)})), xc_damageInfo(in) {}
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CProjectileInfo::CProjectileInfo(CAssetId proj, const CDamageInfo& dInfo)
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: x0_weaponDescription(g_SimplePool->GetObj({SBIG('WPSC'), proj})), xc_damageInfo(dInfo) {}
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zeus::CVector3f CProjectileInfo::PredictInterceptPos(const zeus::CVector3f& gunPos, const zeus::CVector3f& aimPos,
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const CPlayer& player, bool gravity, float speed, float dt) {
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zeus::CVector3f ret;
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const zeus::CVector3f playerVel = player.GetDampedClampedVelocityWR();
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const zeus::CVector3f gravVec(0.f, 0.f, player.GetGravity());
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bool result = false;
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switch (player.GetOrbitState()) {
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case CPlayer::EPlayerOrbitState::OrbitObject:
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case CPlayer::EPlayerOrbitState::OrbitPoint:
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case CPlayer::EPlayerOrbitState::OrbitCarcass:
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case CPlayer::EPlayerOrbitState::ForcedOrbitObject:
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case CPlayer::EPlayerOrbitState::Grapple: {
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if (gravity && player.GetPlayerMovementState() == CPlayer::EPlayerMovementState::ApplyJump) {
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result = CSteeringBehaviors::ProjectOrbitalIntersection(gunPos, speed, dt, aimPos, playerVel, gravVec,
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player.GetOrbitPoint(), ret);
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break;
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}
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zeus::CVector3f vel;
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if (playerVel.canBeNormalized()) {
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vel = playerVel.normalized() * player.GetAverageSpeed();
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} else {
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vel = playerVel;
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}
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result =
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CSteeringBehaviors::ProjectOrbitalIntersection(gunPos, speed, dt, aimPos, vel, player.GetOrbitPoint(), ret);
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break;
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}
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case CPlayer::EPlayerOrbitState::NoOrbit:
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if (gravity && player.GetPlayerMovementState() == CPlayer::EPlayerMovementState::ApplyJump) {
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result = CSteeringBehaviors::ProjectLinearIntersection(gunPos, speed, aimPos, playerVel, gravVec, ret);
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} else {
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result = CSteeringBehaviors::ProjectLinearIntersection(gunPos, speed, aimPos, playerVel, ret);
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}
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break;
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}
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if (!result) {
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ret = playerVel * 1.5f + aimPos;
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}
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return ret;
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}
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float CProjectileInfo::GetProjectileSpeed() const {
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auto wpsc = x0_weaponDescription;
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if (wpsc->x4_IVEC) {
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zeus::CVector3f vec;
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wpsc->x4_IVEC->GetValue(0, vec);
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return vec.magnitude() / CProjectileWeapon::GetTickPeriod();
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}
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return 45000.0f;
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}
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zeus::CVector3f CProjectileInfo::PredictInterceptPos(const zeus::CVector3f& gunPos, const zeus::CVector3f& aimPos,
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const CPlayer& player, bool gravity, float dt) const {
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return PredictInterceptPos(gunPos, aimPos, player, gravity, GetProjectileSpeed(), dt);
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}
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} // namespace metaforce
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