mirror of https://github.com/PrimeDecomp/prime.git
44 lines
1.2 KiB
C++
44 lines
1.2 KiB
C++
#include "MetroidPrime/CRipple.hpp"
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#include "MetroidPrime/CFluidPlane.hpp"
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#include "Kyoto/CRandom16.hpp"
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#include "Kyoto/Math/CMath.hpp"
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#include "rstl/math.hpp"
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CRipple::CRipple(TUniqueId id, const CVector3f& center, float intensity)
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: x0_id(id)
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, x4_time(0.f)
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, x8_center(center)
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, x14_timeFalloff(2.f)
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, x18_distFalloff(12.f)
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, x1c_frequency(3.f)
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, x20_amplitude(0.25f)
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, x24_lookupAmplitude(0.00098039221f)
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, x28_ooTimeFalloff(0.f)
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, x2c_ooDistFalloff(0.f)
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, x30_ooPhase(0.f)
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, x34_phase(0.f)
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, x38_lookupPhase(0.f)
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, x3c_(sub_8012f098()) {
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if (0.f < intensity && intensity < 1.f) {
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static CRandom16 sRippleRandom(0xABBA);
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float value1 = (intensity * (sRippleRandom.Float() - 0.5f)) * 2.f * 0.1f + intensity;
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float tmp = 2.f * (0.0f < value1 ? (1.0f < value1 ? 1.0f : value1) : 0.0f);
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x14_timeFalloff = 0.5f * tmp + 1.5f;
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x18_distFalloff = 4.f * tmp + 8.f;
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x1c_frequency = 2.f + tmp;
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x20_amplitude = 0.15f * tmp + 0.1f;
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x24_lookupAmplitude = x20_amplitude / 255.f;
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}
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x28_ooTimeFalloff = 1.f / x14_timeFalloff;
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x2c_ooDistFalloff = 1.f / x18_distFalloff;
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x30_ooPhase = x18_distFalloff / 2.5f;
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x34_phase = 1.f / x30_ooPhase;
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x38_lookupPhase = 256.f * x34_phase;
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}
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