mirror of https://github.com/AxioDL/metaforce.git
140 lines
4.4 KiB
C++
140 lines
4.4 KiB
C++
#include "Runtime/Camera/CCameraShakeData.hpp"
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#include "Runtime/CStateManager.hpp"
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#include "Runtime/World/CPlayer.hpp"
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#include "Runtime/World/ScriptLoader.hpp"
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#include <algorithm>
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#include <cmath>
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#include <zeus/Math.hpp>
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namespace metaforce {
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SCameraShakePoint SCameraShakePoint::LoadCameraShakePoint(CInputStream& in) {
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u32 useEnvelope = ScriptLoader::LoadParameterFlags(in);
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float attackTime = in.ReadFloat();
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float sustainTime = in.ReadFloat();
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float duration = in.ReadFloat();
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float magnitude = in.ReadFloat();
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return {useEnvelope != 0, attackTime, sustainTime, duration, magnitude};
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}
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CCameraShakerComponent CCameraShakerComponent::LoadNewCameraShakerComponent(CInputStream& in) {
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u32 useModulation = ScriptLoader::LoadParameterFlags(in);
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SCameraShakePoint am = SCameraShakePoint::LoadCameraShakePoint(in);
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SCameraShakePoint fm = SCameraShakePoint::LoadCameraShakePoint(in);
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return {useModulation != 0, am, fm};
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}
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CCameraShakeData::CCameraShakeData(CInputStream& in) {
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in.ReadLong();
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in.ReadFloat();
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in.ReadFloat();
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in.ReadFloat();
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in.ReadFloat();
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in.ReadFloat();
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in.ReadFloat();
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in.ReadFloat();
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in.ReadBool();
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BuildProjectileCameraShake(0.5f, 0.75f);
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}
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void SCameraShakePoint::Update(float curTime) {
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float offTimePoint = xc_attackTime + x10_sustainTime;
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float factor = 1.f;
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if (curTime < xc_attackTime && xc_attackTime > 0.f)
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factor = zeus::clamp(0.f, curTime / xc_attackTime, 1.f);
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if (curTime >= offTimePoint && x14_duration > 0.f)
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factor = 1.f - (curTime - offTimePoint) / x14_duration;
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x4_value = x8_magnitude * factor;
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}
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void CCameraShakerComponent::Update(float curTime, float duration, float distAtt) {
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if (std::fabs(duration) < 0.00001f || !x4_useModulation) {
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x38_value = 0.f;
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return;
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}
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x20_fm.Update(curTime);
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float freq = 1.f + x20_fm.GetValue();
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x8_am.Update(curTime);
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x38_value = x8_am.GetValue() * std::sin(2.f * M_PIF * (duration - curTime) * freq);
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x38_value *= distAtt;
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}
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void CCameraShakeData::Update(float dt, CStateManager& mgr) {
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x4_curTime += dt;
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float distAtt = 1.f;
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if (xc0_flags & 0x1)
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distAtt = 1.f - zeus::clamp(0.f, (xc4_sfxPos - mgr.GetPlayer().GetTranslation()).magnitude() / xd0_sfxDist, 1.f);
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x8_shakerX.Update(x4_curTime, x0_duration, distAtt);
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x44_shakerY.Update(x4_curTime, x0_duration, distAtt);
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x80_shakerZ.Update(x4_curTime, x0_duration, distAtt);
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}
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zeus::CVector3f CCameraShakeData::GetPoint() const {
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return {x8_shakerX.GetValue(), x44_shakerY.GetValue(), x80_shakerZ.GetValue()};
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}
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float CCameraShakeData::GetMaxAMComponent() const {
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float ret = 0.f;
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if (x8_shakerX.x4_useModulation)
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ret = x8_shakerX.x8_am.GetValue();
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if (x44_shakerY.x4_useModulation)
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ret = std::max(ret, x44_shakerY.x8_am.GetValue());
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if (x80_shakerZ.x4_useModulation)
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ret = std::max(ret, x80_shakerZ.x8_am.GetValue());
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return ret;
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}
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float CCameraShakeData::GetMaxFMComponent() const {
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float ret = 0.f;
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if (x8_shakerX.x4_useModulation)
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ret = x8_shakerX.x20_fm.GetValue();
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if (x44_shakerY.x4_useModulation)
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ret = std::max(ret, x44_shakerY.x20_fm.GetValue());
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if (x80_shakerZ.x4_useModulation)
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ret = std::max(ret, x80_shakerZ.x20_fm.GetValue());
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return ret;
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}
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CCameraShakeData CCameraShakeData::LoadCameraShakeData(CInputStream& in) {
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const float xMag = in.ReadFloat();
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in.ReadFloat();
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const float yMag = in.ReadFloat();
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in.ReadFloat();
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const float zMag = in.ReadFloat();
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in.ReadFloat();
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const float duration = in.ReadFloat();
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const SCameraShakePoint xAM(false, 0.f, 0.f, duration, 2.f * xMag);
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const SCameraShakePoint yAM(false, 0.f, 0.f, duration, 2.f * yMag);
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const SCameraShakePoint zAM(false, 0.f, 0.f, duration, 2.f * zMag);
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const SCameraShakePoint xFM(false, 0.f, 0.f, 0.5f * duration, 3.f);
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const SCameraShakePoint yFM(false, 0.f, 0.f, 0.5f * duration, 0.f);
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const SCameraShakePoint zFM(false, 0.f, 0.f, 0.5f * duration, 3.f);
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const CCameraShakerComponent shakerX(true, xAM, xFM);
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const CCameraShakerComponent shakerY;
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const CCameraShakerComponent shakerZ(true, zAM, zFM);
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return {duration, 100.f, 0, zeus::skZero3f, shakerX, shakerY, shakerZ};
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}
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const CCameraShakeData CCameraShakeData::skChargedShotCameraShakeData{
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0.3f,
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100.f,
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0,
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zeus::skZero3f,
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CCameraShakerComponent{},
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CCameraShakerComponent{
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true,
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{false, 0.f, 0.f, 0.3f, -1.f},
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{true, 0.f, 0.f, 0.05f, 0.3f},
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},
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CCameraShakerComponent{},
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};
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} // namespace metaforce
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