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https://github.com/isledecomp/isle.git
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506 lines
12 KiB
C++
506 lines
12 KiB
C++
#ifndef VECTOR_H
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#define VECTOR_H
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#include <vec.h>
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// TODO: Find proper compilation unit to put this
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// FUNCTION: LEGO1 0x1000c0f0
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// Vector2Impl::Vector2Impl
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/*
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* A simple array of three floats that can be indexed into.
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*/
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class Vector3 {
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public:
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float elements[3]; // storage is public for easy access
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Vector3() {}
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Vector3(float x, float y, float z)
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{
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elements[0] = x;
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elements[1] = y;
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elements[2] = z;
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}
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Vector3(const float v[3])
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{
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elements[0] = v[0];
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elements[1] = v[1];
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elements[2] = v[2];
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}
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const float& operator[](long i) const { return elements[i]; }
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float& operator[](long i) { return elements[i]; }
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};
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/*
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* A simple array of four floats that can be indexed into.
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*/
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struct Vector4 {
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public:
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float elements[4]; // storage is public for easy access
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inline Vector4() {}
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Vector4(float x, float y, float z, float w)
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{
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elements[0] = x;
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elements[1] = y;
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elements[2] = z;
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elements[3] = w;
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}
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Vector4(const float v[4])
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{
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elements[0] = v[0];
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elements[1] = v[1];
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elements[2] = v[2];
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elements[3] = v[3];
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}
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const float& operator[](long i) const { return elements[i]; }
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float& operator[](long i) { return elements[i]; }
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};
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// VTABLE: LEGO1 0x100d4288
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// SIZE 0x8
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class Vector2Impl {
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public:
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inline Vector2Impl(float* p_data) { m_data = p_data; }
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// FUNCTION: LEGO1 0x10001f80
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virtual void AddImpl(float* p_value)
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{
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m_data[0] += p_value[0];
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m_data[1] += p_value[1];
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}
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// FUNCTION: LEGO1 0x10001fa0
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virtual void AddImpl(float p_value)
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{
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m_data[0] += p_value;
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m_data[1] += p_value;
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}
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// FUNCTION: LEGO1 0x10001fc0
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virtual void SubImpl(float* p_value)
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{
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m_data[0] -= p_value[0];
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m_data[1] -= p_value[1];
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}
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// FUNCTION: LEGO1 0x10001fe0
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virtual void MulImpl(float* p_value)
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{
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m_data[0] *= p_value[0];
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m_data[1] *= p_value[1];
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}
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// FUNCTION: LEGO1 0x10002000
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virtual void MulImpl(float& p_value)
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{
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m_data[0] *= p_value;
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m_data[1] *= p_value;
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}
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// FUNCTION: LEGO1 0x10002020
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virtual void DivImpl(float* p_value)
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{
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m_data[0] /= *p_value;
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m_data[1] /= *p_value;
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}
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// FUNCTION: LEGO1 0x10002040
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virtual float DotImpl(float* p_a, float* p_b) const { return p_b[0] * p_a[0] + p_b[1] * p_a[1]; }
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// FUNCTION: LEGO1 0x10002060
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virtual void SetData(float* p_data) { this->m_data = p_data; }
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// FUNCTION: LEGO1 0x10002070
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virtual void EqualsImpl(float* p_data)
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{
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float* vec = m_data;
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vec[0] = p_data[0];
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vec[1] = p_data[1];
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}
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// FUNCTION: LEGO1 0x10002090
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virtual float* GetData() { return m_data; }
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// FUNCTION: LEGO1 0x100020a0
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virtual const float* GetData() const { return m_data; }
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// FUNCTION: LEGO1 0x100020b0
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virtual void Clear()
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{
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float* vec = m_data;
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vec[0] = 0.0f;
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vec[1] = 0.0f;
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}
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// FUNCTION: LEGO1 0x100020d0
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virtual float Dot(float* p_a, float* p_b) const { return DotImpl(p_a, p_b); }
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// FUNCTION: LEGO1 0x100020f0
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virtual float Dot(Vector2Impl* p_a, Vector2Impl* p_b) const { return DotImpl(p_a->m_data, p_b->m_data); }
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// FUNCTION: LEGO1 0x10002110
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virtual float Dot(float* p_a, Vector2Impl* p_b) const { return DotImpl(p_a, p_b->m_data); }
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// FUNCTION: LEGO1 0x10002130
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virtual float Dot(Vector2Impl* p_a, float* p_b) const { return DotImpl(p_a->m_data, p_b); }
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// FUNCTION: LEGO1 0x10002150
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virtual float LenSquared() { return NORMSQRD2(m_data); }
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// FUNCTION: LEGO1 0x10002160
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virtual int Normalize()
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{
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float sq = LenSquared();
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if (sq > 0.0f) {
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float root = sqrt(sq);
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if (root > 0) {
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Div(&root);
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return 0;
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}
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}
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return -1;
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}
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// FUNCTION: LEGO1 0x100021c0
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virtual void Add(float p_value) { AddImpl(p_value); }
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// FUNCTION: LEGO1 0x100021d0
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virtual void Add(float* p_other) { AddImpl(p_other); }
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// FUNCTION: LEGO1 0x100021e0
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virtual void Add(Vector2Impl* p_other) { AddImpl(p_other->m_data); }
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// FUNCTION: LEGO1 0x100021f0
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virtual void Sub(float* p_other) { SubImpl(p_other); }
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// FUNCTION: LEGO1 0x10002200
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virtual void Sub(Vector2Impl* p_other) { SubImpl(p_other->m_data); }
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// FUNCTION: LEGO1 0x10002210
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virtual void Mul(float* p_other) { MulImpl(p_other); }
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// FUNCTION: LEGO1 0x10002220
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virtual void Mul(Vector2Impl* p_other) { MulImpl(p_other->m_data); }
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// FUNCTION: LEGO1 0x10002230
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virtual void Mul(float& p_value) { MulImpl(p_value); }
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// FUNCTION: LEGO1 0x10002240
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virtual void Div(float* p_value) { DivImpl(p_value); }
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// FUNCTION: LEGO1 0x10002250
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virtual void SetVector(float* p_other) { EqualsImpl(p_other); }
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// FUNCTION: LEGO1 0x10002260
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virtual void SetVector(Vector2Impl* p_other) { EqualsImpl(p_other->m_data); }
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inline float& operator[](size_t idx) { return m_data[idx]; }
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inline const float& operator[](size_t idx) const { return m_data[idx]; }
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protected:
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float* m_data;
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};
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// VTABLE: LEGO1 0x100d4518
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// SIZE 0x8
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class Vector3Impl : public Vector2Impl {
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public:
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inline Vector3Impl(float* p_data) : Vector2Impl(p_data) {}
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// FUNCTION: LEGO1 0x10003a90
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virtual void AddImpl(float p_value)
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{
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m_data[0] += p_value;
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m_data[1] += p_value;
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m_data[2] += p_value;
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}
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// FUNCTION: LEGO1 0x10003a60
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virtual void AddImpl(float* p_value)
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{
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m_data[0] += p_value[0];
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m_data[1] += p_value[1];
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m_data[2] += p_value[2];
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}
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// FUNCTION: LEGO1 0x10003ac0
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virtual void SubImpl(float* p_value)
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{
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m_data[0] -= p_value[0];
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m_data[1] -= p_value[1];
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m_data[2] -= p_value[2];
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}
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// FUNCTION: LEGO1 0x10003b20
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virtual void MulImpl(float& p_value)
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{
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m_data[0] *= p_value;
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m_data[1] *= p_value;
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m_data[2] *= p_value;
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}
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// FUNCTION: LEGO1 0x10003af0
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virtual void MulImpl(float* p_value)
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{
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m_data[0] *= p_value[0];
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m_data[1] *= p_value[1];
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m_data[2] *= p_value[2];
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}
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// FUNCTION: LEGO1 0x10003b50
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virtual void DivImpl(float* p_value)
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{
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m_data[0] /= *p_value;
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m_data[1] /= *p_value;
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m_data[2] /= *p_value;
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}
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// FUNCTION: LEGO1 0x10003b80
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virtual float DotImpl(float* p_a, float* p_b) const { return p_a[0] * p_b[0] + p_a[2] * p_b[2] + p_a[1] * p_b[1]; }
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// FUNCTION: LEGO1 0x10003ba0
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virtual void EqualsImpl(float* p_data)
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{
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float* vec = m_data;
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vec[0] = p_data[0];
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vec[1] = p_data[1];
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vec[2] = p_data[2];
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}
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// FUNCTION: LEGO1 0x10003bc0
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virtual void Clear()
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{
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float* vec = m_data;
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vec[0] = 0.0f;
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vec[1] = 0.0f;
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vec[2] = 0.0f;
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}
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// FUNCTION: LEGO1 0x10003bd0
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virtual float LenSquared() const { return m_data[1] * m_data[1] + m_data[0] * m_data[0] + m_data[2] * m_data[2]; }
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// FUNCTION: LEGO1 0x10003bf0
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virtual void EqualsScalar(float* p_value)
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{
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m_data[0] = *p_value;
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m_data[1] = *p_value;
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m_data[2] = *p_value;
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}
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// vtable + 0x74
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// FUNCTION: LEGO1 0x10002270
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virtual void EqualsCrossImpl(float* p_a, float* p_b)
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{
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m_data[0] = p_a[1] * p_b[2] - p_a[2] * p_b[1];
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m_data[1] = p_a[2] * p_b[0] - p_a[0] * p_b[2];
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m_data[2] = p_a[0] * p_b[1] - p_a[1] * p_b[0];
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}
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// FUNCTION: LEGO1 0x10002300
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virtual void EqualsCross(float* p_a, Vector3Impl* p_b) { EqualsCrossImpl(p_a, p_b->m_data); }
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// FUNCTION: LEGO1 0x100022e0
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virtual void EqualsCross(Vector3Impl* p_a, float* p_b) { EqualsCrossImpl(p_a->m_data, p_b); }
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// FUNCTION: LEGO1 0x100022c0
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virtual void EqualsCross(Vector3Impl* p_a, Vector3Impl* p_b) { EqualsCrossImpl(p_a->m_data, p_b->m_data); }
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inline void Fill(float p_value) { EqualsScalar(&p_value); }
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};
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// VTABLE: LEGO1 0x100d45a0
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// SIZE 0x8
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class Vector4Impl : public Vector3Impl {
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public:
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inline Vector4Impl(float* p_data) : Vector3Impl(p_data) {}
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// FUNCTION: LEGO1 0x10002870
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virtual void AddImpl(float* p_value)
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{
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m_data[0] += p_value[0];
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m_data[1] += p_value[1];
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m_data[2] += p_value[2];
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m_data[3] += p_value[3];
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}
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// FUNCTION: LEGO1 0x100028b0
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virtual void AddImpl(float p_value)
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{
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m_data[0] += p_value;
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m_data[1] += p_value;
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m_data[2] += p_value;
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m_data[3] += p_value;
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}
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// FUNCTION: LEGO1 0x100028f0
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virtual void SubImpl(float* p_value)
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{
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m_data[0] -= p_value[0];
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m_data[1] -= p_value[1];
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m_data[2] -= p_value[2];
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m_data[3] -= p_value[3];
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}
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// FUNCTION: LEGO1 0x10002930
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virtual void MulImpl(float* p_value)
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{
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m_data[0] *= p_value[0];
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m_data[1] *= p_value[1];
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m_data[2] *= p_value[2];
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m_data[3] *= p_value[3];
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}
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// FUNCTION: LEGO1 0x10002970
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virtual void MulImpl(float& p_value)
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{
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m_data[0] *= p_value;
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m_data[1] *= p_value;
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m_data[2] *= p_value;
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m_data[3] *= p_value;
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}
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// FUNCTION: LEGO1 0x100029b0
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virtual void DivImpl(float* p_value)
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{
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m_data[0] /= *p_value;
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m_data[1] /= *p_value;
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m_data[2] /= *p_value;
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m_data[3] /= *p_value;
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}
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// FUNCTION: LEGO1 0x100029f0
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virtual float DotImpl(float* p_a, float* p_b) const
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{
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return p_a[0] * p_b[0] + p_a[2] * p_b[2] + (p_a[1] * p_b[1] + p_a[3] * p_b[3]);
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}
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// FUNCTION: LEGO1 0x10002a20
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virtual void EqualsImpl(float* p_data)
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{
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float* vec = m_data;
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vec[0] = p_data[0];
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vec[1] = p_data[1];
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vec[2] = p_data[2];
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vec[3] = p_data[3];
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}
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// FUNCTION: LEGO1 0x10002a40
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virtual void SetMatrixProductImpl(float* p_vec, float* p_mat)
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{
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m_data[0] = p_vec[0] * p_mat[0] + p_vec[1] * p_mat[4] + p_vec[2] * p_mat[8] + p_vec[3] * p_mat[12];
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m_data[1] = p_vec[0] * p_mat[1] + p_vec[1] * p_mat[5] + p_vec[2] * p_mat[9] + p_vec[4] * p_mat[13];
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m_data[2] = p_vec[0] * p_mat[2] + p_vec[1] * p_mat[6] + p_vec[2] * p_mat[10] + p_vec[4] * p_mat[14];
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m_data[3] = p_vec[0] * p_mat[3] + p_vec[1] * p_mat[7] + p_vec[2] * p_mat[11] + p_vec[4] * p_mat[15];
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}
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// FUNCTION: LEGO1 0x10002ae0
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virtual void SetMatrixProduct(Vector4Impl* p_a, float* p_b) { SetMatrixProductImpl(p_a->m_data, p_b); }
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// FUNCTION: LEGO1 0x10002b00
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virtual void Clear()
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{
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float* vec = m_data;
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vec[0] = 0.0f;
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vec[1] = 0.0f;
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vec[2] = 0.0f;
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vec[3] = 0.0f;
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}
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// FUNCTION: LEGO1 0x10002b20
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virtual float LenSquared() const
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{
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return m_data[1] * m_data[1] + m_data[0] * m_data[0] + m_data[2] * m_data[2] + m_data[3] * m_data[3];
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}
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// FUNCTION: LEGO1 0x10002b40
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virtual void EqualsScalar(float* p_value)
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{
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m_data[0] = *p_value;
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m_data[1] = *p_value;
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m_data[2] = *p_value;
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m_data[3] = *p_value;
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}
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// Note close yet, included because I'm at least confident I know what operation
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// it's trying to do.
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// STUB: LEGO1 0x10002b70
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virtual int NormalizeQuaternion()
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{
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float* v = m_data;
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float magnitude = v[1] * v[1] + v[2] * v[2] + v[0] * v[0];
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if (magnitude > 0.0f) {
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float theta = v[3] * 0.5f;
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v[3] = cos(theta);
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float frac = sin(theta);
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magnitude = frac / sqrt(magnitude);
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v[0] *= magnitude;
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v[1] *= magnitude;
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v[2] *= magnitude;
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return 0;
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}
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return -1;
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}
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// FUNCTION: LEGO1 0x10002bf0
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virtual void UnknownQuaternionOp(Vector4Impl* p_a, Vector4Impl* p_b)
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{
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float* bDat = p_b->m_data;
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float* aDat = p_a->m_data;
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this->m_data[3] = aDat[3] * bDat[3] - (bDat[0] * aDat[0] + aDat[2] * bDat[2] + aDat[1] * aDat[1]);
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this->m_data[0] = bDat[2] * aDat[1] - bDat[1] * aDat[2];
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this->m_data[1] = aDat[2] * bDat[0] - bDat[2] * aDat[0];
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this->m_data[2] = bDat[1] * aDat[0] - aDat[1] * bDat[0];
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m_data[0] = p_b->m_data[3] * p_a->m_data[0] + p_a->m_data[3] * p_b->m_data[0] + m_data[0];
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m_data[1] = p_b->m_data[1] * p_a->m_data[3] + p_a->m_data[1] * p_b->m_data[3] + m_data[1];
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m_data[2] = p_b->m_data[2] * p_a->m_data[3] + p_a->m_data[2] * p_b->m_data[3] + m_data[2];
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}
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};
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// VTABLE: LEGO1 0x100d4488
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// SIZE 0x14
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class Vector3Data : public Vector3Impl {
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public:
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inline Vector3Data() : Vector3Impl(m_vector.elements) {}
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inline Vector3Data(float p_x, float p_y, float p_z) : Vector3Impl(m_vector.elements), m_vector(p_x, p_y, p_z) {}
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inline Vector3Data& operator=(Vector3Data& p_other)
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{
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EqualsImpl(p_other.m_data);
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SET3(m_vector, p_other.m_vector);
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return *this;
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}
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inline void CopyFrom(Vector3Data& p_other)
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{
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EqualsImpl(p_other.m_data);
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float* dest = m_vector.elements;
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float* src = p_other.m_vector.elements;
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for (; dest < (m_vector.elements + 3);)
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*dest++ = *src++;
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}
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inline void EqualsCross(Vector3Data& p_a, Vector3Data& p_b) { EqualsCrossImpl(p_a.m_data, p_b.m_data); }
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private:
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Vector3 m_vector;
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};
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// VTABLE: LEGO1 0x100d41e8
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// SIZE 0x18
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class Vector4Data : public Vector4Impl {
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public:
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inline Vector4Data() : Vector4Impl(m_vector.elements) {}
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// FUNCTION: LEGO1 0x10003200
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virtual void operator=(Vector4Data& p_other) { EqualsImpl(p_other.m_data); }
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private:
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Vector4 m_vector;
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};
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#endif // VECTOR_H
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