mirror of https://git.rip/DMCA_FUCKER/re3.git
552 lines
12 KiB
C++
552 lines
12 KiB
C++
#include "common.h"
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CMatrix::CMatrix(void)
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{
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m_attachment = nil;
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m_hasRwMatrix = false;
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}
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CMatrix::CMatrix(CMatrix const &m)
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{
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m_attachment = nil;
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m_hasRwMatrix = false;
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*this = m;
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}
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CMatrix::CMatrix(RwMatrix *matrix, bool owner)
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{
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m_attachment = nil;
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Attach(matrix, owner);
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}
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CMatrix::~CMatrix(void)
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{
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if (m_hasRwMatrix && m_attachment)
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RwMatrixDestroy(m_attachment);
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}
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void
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CMatrix::Attach(RwMatrix *matrix, bool owner)
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{
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#ifdef FIX_BUGS
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if (m_attachment && m_hasRwMatrix)
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#else
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if (m_hasRwMatrix && m_attachment)
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#endif
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RwMatrixDestroy(m_attachment);
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m_attachment = matrix;
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m_hasRwMatrix = owner;
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Update();
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}
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void
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CMatrix::AttachRW(RwMatrix *matrix, bool owner)
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{
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if (m_hasRwMatrix && m_attachment)
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RwMatrixDestroy(m_attachment);
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m_attachment = matrix;
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m_hasRwMatrix = owner;
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UpdateRW();
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}
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void
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CMatrix::Detach(void)
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{
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if (m_hasRwMatrix && m_attachment)
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RwMatrixDestroy(m_attachment);
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m_attachment = nil;
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}
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void
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CMatrix::Update(void)
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{
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m_matrix = *m_attachment;
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}
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void
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CMatrix::UpdateRW(void)
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{
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if (m_attachment) {
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*m_attachment = m_matrix;
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RwMatrixUpdate(m_attachment);
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}
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}
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void
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CMatrix::operator=(CMatrix const &rhs)
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{
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m_matrix = rhs.m_matrix;
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if (m_attachment)
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UpdateRW();
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}
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void
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CMatrix::CopyOnlyMatrix(CMatrix *other)
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{
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m_matrix = other->m_matrix;
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}
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CMatrix &
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CMatrix::operator+=(CMatrix const &rhs)
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{
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m_matrix.right.x += rhs.m_matrix.right.x;
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m_matrix.up.x += rhs.m_matrix.up.x;
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m_matrix.at.x += rhs.m_matrix.at.x;
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m_matrix.right.y += rhs.m_matrix.right.y;
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m_matrix.up.y += rhs.m_matrix.up.y;
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m_matrix.at.y += rhs.m_matrix.at.y;
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m_matrix.right.z += rhs.m_matrix.right.z;
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m_matrix.up.z += rhs.m_matrix.up.z;
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m_matrix.at.z += rhs.m_matrix.at.z;
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m_matrix.pos.x += rhs.m_matrix.pos.x;
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m_matrix.pos.y += rhs.m_matrix.pos.y;
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m_matrix.pos.z += rhs.m_matrix.pos.z;
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return *this;
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}
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void
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CMatrix::SetUnity(void)
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{
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m_matrix.right.x = 1.0f;
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m_matrix.right.y = 0.0f;
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m_matrix.right.z = 0.0f;
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m_matrix.up.x = 0.0f;
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m_matrix.up.y = 1.0f;
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m_matrix.up.z = 0.0f;
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m_matrix.at.x = 0.0f;
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m_matrix.at.y = 0.0f;
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m_matrix.at.z = 1.0f;
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m_matrix.pos.x = 0.0f;
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m_matrix.pos.y = 0.0f;
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m_matrix.pos.z = 0.0f;
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}
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void
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CMatrix::ResetOrientation(void)
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{
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m_matrix.right.x = 1.0f;
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m_matrix.right.y = 0.0f;
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m_matrix.right.z = 0.0f;
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m_matrix.up.x = 0.0f;
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m_matrix.up.y = 1.0f;
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m_matrix.up.z = 0.0f;
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m_matrix.at.x = 0.0f;
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m_matrix.at.y = 0.0f;
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m_matrix.at.z = 1.0f;
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}
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void
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CMatrix::SetScale(float s)
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{
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m_matrix.right.x = s;
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m_matrix.right.y = 0.0f;
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m_matrix.right.z = 0.0f;
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m_matrix.up.x = 0.0f;
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m_matrix.up.y = s;
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m_matrix.up.z = 0.0f;
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m_matrix.at.x = 0.0f;
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m_matrix.at.y = 0.0f;
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m_matrix.at.z = s;
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m_matrix.pos.x = 0.0f;
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m_matrix.pos.y = 0.0f;
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m_matrix.pos.z = 0.0f;
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}
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void
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CMatrix::SetTranslate(float x, float y, float z)
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{
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m_matrix.right.x = 1.0f;
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m_matrix.right.y = 0.0f;
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m_matrix.right.z = 0.0f;
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m_matrix.up.x = 0.0f;
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m_matrix.up.y = 1.0f;
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m_matrix.up.z = 0.0f;
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m_matrix.at.x = 0.0f;
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m_matrix.at.y = 0.0f;
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m_matrix.at.z = 1.0f;
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m_matrix.pos.x = x;
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m_matrix.pos.y = y;
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m_matrix.pos.z = z;
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}
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void
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CMatrix::SetRotateXOnly(float angle)
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{
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float c = Cos(angle);
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float s = Sin(angle);
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m_matrix.right.x = 1.0f;
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m_matrix.right.y = 0.0f;
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m_matrix.right.z = 0.0f;
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m_matrix.up.x = 0.0f;
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m_matrix.up.y = c;
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m_matrix.up.z = s;
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m_matrix.at.x = 0.0f;
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m_matrix.at.y = -s;
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m_matrix.at.z = c;
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}
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void
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CMatrix::SetRotateYOnly(float angle)
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{
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float c = Cos(angle);
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float s = Sin(angle);
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m_matrix.right.x = c;
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m_matrix.right.y = 0.0f;
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m_matrix.right.z = -s;
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m_matrix.up.x = 0.0f;
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m_matrix.up.y = 1.0f;
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m_matrix.up.z = 0.0f;
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m_matrix.at.x = s;
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m_matrix.at.y = 0.0f;
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m_matrix.at.z = c;
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}
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void
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CMatrix::SetRotateZOnly(float angle)
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{
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float c = Cos(angle);
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float s = Sin(angle);
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m_matrix.right.x = c;
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m_matrix.right.y = s;
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m_matrix.right.z = 0.0f;
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m_matrix.up.x = -s;
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m_matrix.up.y = c;
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m_matrix.up.z = 0.0f;
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m_matrix.at.x = 0.0f;
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m_matrix.at.y = 0.0f;
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m_matrix.at.z = 1.0f;
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}
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void
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CMatrix::SetRotateX(float angle)
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{
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SetRotateXOnly(angle);
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m_matrix.pos.x = 0.0f;
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m_matrix.pos.y = 0.0f;
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m_matrix.pos.z = 0.0f;
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}
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void
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CMatrix::SetRotateY(float angle)
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{
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SetRotateYOnly(angle);
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m_matrix.pos.x = 0.0f;
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m_matrix.pos.y = 0.0f;
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m_matrix.pos.z = 0.0f;
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}
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void
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CMatrix::SetRotateZ(float angle)
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{
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SetRotateZOnly(angle);
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m_matrix.pos.x = 0.0f;
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m_matrix.pos.y = 0.0f;
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m_matrix.pos.z = 0.0f;
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}
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void
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CMatrix::SetRotate(float xAngle, float yAngle, float zAngle)
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{
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float cX = Cos(xAngle);
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float sX = Sin(xAngle);
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float cY = Cos(yAngle);
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float sY = Sin(yAngle);
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float cZ = Cos(zAngle);
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float sZ = Sin(zAngle);
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m_matrix.right.x = cZ * cY - (sZ * sX) * sY;
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m_matrix.right.y = (cZ * sX) * sY + sZ * cY;
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m_matrix.right.z = -cX * sY;
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m_matrix.up.x = -sZ * cX;
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m_matrix.up.y = cZ * cX;
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m_matrix.up.z = sX;
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m_matrix.at.x = (sZ * sX) * cY + cZ * sY;
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m_matrix.at.y = sZ * sY - (cZ * sX) * cY;
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m_matrix.at.z = cX * cY;
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m_matrix.pos.x = 0.0f;
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m_matrix.pos.y = 0.0f;
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m_matrix.pos.z = 0.0f;
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}
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void
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CMatrix::RotateX(float x)
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{
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float c = Cos(x);
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float s = Sin(x);
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float ry = m_matrix.right.y;
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float rz = m_matrix.right.z;
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float uy = m_matrix.up.y;
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float uz = m_matrix.up.z;
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float ay = m_matrix.at.y;
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float az = m_matrix.at.z;
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float py = m_matrix.pos.y;
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float pz = m_matrix.pos.z;
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m_matrix.right.y = c * ry - s * rz;
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m_matrix.right.z = c * rz + s * ry;
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m_matrix.up.y = c * uy - s * uz;
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m_matrix.up.z = c * uz + s * uy;
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m_matrix.at.y = c * ay - s * az;
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m_matrix.at.z = c * az + s * ay;
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m_matrix.pos.y = c * py - s * pz;
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m_matrix.pos.z = c * pz + s * py;
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}
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void
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CMatrix::RotateY(float y)
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{
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float c = Cos(y);
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float s = Sin(y);
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float rx = m_matrix.right.x;
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float rz = m_matrix.right.z;
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float ux = m_matrix.up.x;
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float uz = m_matrix.up.z;
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float ax = m_matrix.at.x;
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float az = m_matrix.at.z;
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float px = m_matrix.pos.x;
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float pz = m_matrix.pos.z;
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m_matrix.right.x = c * rx - s * rz;
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m_matrix.right.z = c * rz + s * rx;
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m_matrix.up.x = c * ux - s * uz;
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m_matrix.up.z = c * uz + s * ux;
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m_matrix.at.x = c * ax - s * az;
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m_matrix.at.z = c * az + s * ax;
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m_matrix.pos.x = c * px - s * pz;
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m_matrix.pos.z = c * pz + s * px;
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}
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void
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CMatrix::RotateZ(float z)
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{
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float c = Cos(z);
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float s = Sin(z);
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float ry = m_matrix.right.y;
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float rx = m_matrix.right.x;
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float uy = m_matrix.up.y;
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float ux = m_matrix.up.x;
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float ay = m_matrix.at.y;
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float ax = m_matrix.at.x;
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float py = m_matrix.pos.y;
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float px = m_matrix.pos.x;
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m_matrix.right.x = c * rx - s * ry;
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m_matrix.right.y = c * ry + s * rx;
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m_matrix.up.x = c * ux - s * uy;
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m_matrix.up.y = c * uy + s * ux;
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m_matrix.at.x = c * ax - s * ay;
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m_matrix.at.y = c * ay + s * ax;
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m_matrix.pos.x = c * px - s * py;
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m_matrix.pos.y = c * py + s * px;
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}
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void
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CMatrix::Rotate(float x, float y, float z)
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{
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float cX = Cos(x);
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float sX = Sin(x);
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float cY = Cos(y);
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float sY = Sin(y);
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float cZ = Cos(z);
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float sZ = Sin(z);
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float rx = m_matrix.right.x;
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float ry = m_matrix.right.y;
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float rz = m_matrix.right.z;
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float ux = m_matrix.up.x;
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float uy = m_matrix.up.y;
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float uz = m_matrix.up.z;
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float ax = m_matrix.at.x;
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float ay = m_matrix.at.y;
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float az = m_matrix.at.z;
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float px = m_matrix.pos.x;
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float py = m_matrix.pos.y;
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float pz = m_matrix.pos.z;
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float x1 = cZ * cY - (sZ * sX) * sY;
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float x2 = (cZ * sX) * sY + sZ * cY;
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float x3 = -cX * sY;
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float y1 = -sZ * cX;
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float y2 = cZ * cX;
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float y3 = sX;
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float z1 = (sZ * sX) * cY + cZ * sY;
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float z2 = sZ * sY - (cZ * sX) * cY;
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float z3 = cX * cY;
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m_matrix.right.x = x1 * rx + y1 * ry + z1 * rz;
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m_matrix.right.y = x2 * rx + y2 * ry + z2 * rz;
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m_matrix.right.z = x3 * rx + y3 * ry + z3 * rz;
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m_matrix.up.x = x1 * ux + y1 * uy + z1 * uz;
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m_matrix.up.y = x2 * ux + y2 * uy + z2 * uz;
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m_matrix.up.z = x3 * ux + y3 * uy + z3 * uz;
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m_matrix.at.x = x1 * ax + y1 * ay + z1 * az;
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m_matrix.at.y = x2 * ax + y2 * ay + z2 * az;
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m_matrix.at.z = x3 * ax + y3 * ay + z3 * az;
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m_matrix.pos.x = x1 * px + y1 * py + z1 * pz;
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m_matrix.pos.y = x2 * px + y2 * py + z2 * pz;
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m_matrix.pos.z = x3 * px + y3 * py + z3 * pz;
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}
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CMatrix &
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CMatrix::operator*=(CMatrix const &rhs)
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{
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// TODO: VU0 code
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*this = *this * rhs;
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return *this;
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}
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void
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CMatrix::Reorthogonalise(void)
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{
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CVector &r = GetRight();
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CVector &f = GetForward();
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CVector &u = GetUp();
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u = CrossProduct(r, f);
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u.Normalise();
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r = CrossProduct(f, u);
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r.Normalise();
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f = CrossProduct(u, r);
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}
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CMatrix
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operator*(const CMatrix &m1, const CMatrix &m2)
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{
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// TODO: VU0 code
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CMatrix out;
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RwMatrix *dst = &out.m_matrix;
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const RwMatrix *src1 = &m1.m_matrix;
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const RwMatrix *src2 = &m2.m_matrix;
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dst->right.x = src1->right.x * src2->right.x + src1->up.x * src2->right.y + src1->at.x * src2->right.z;
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dst->right.y = src1->right.y * src2->right.x + src1->up.y * src2->right.y + src1->at.y * src2->right.z;
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dst->right.z = src1->right.z * src2->right.x + src1->up.z * src2->right.y + src1->at.z * src2->right.z;
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dst->up.x = src1->right.x * src2->up.x + src1->up.x * src2->up.y + src1->at.x * src2->up.z;
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dst->up.y = src1->right.y * src2->up.x + src1->up.y * src2->up.y + src1->at.y * src2->up.z;
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dst->up.z = src1->right.z * src2->up.x + src1->up.z * src2->up.y + src1->at.z * src2->up.z;
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dst->at.x = src1->right.x * src2->at.x + src1->up.x * src2->at.y + src1->at.x * src2->at.z;
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dst->at.y = src1->right.y * src2->at.x + src1->up.y * src2->at.y + src1->at.y * src2->at.z;
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dst->at.z = src1->right.z * src2->at.x + src1->up.z * src2->at.y + src1->at.z * src2->at.z;
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dst->pos.x = src1->right.x * src2->pos.x + src1->up.x * src2->pos.y + src1->at.x * src2->pos.z + src1->pos.x;
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dst->pos.y = src1->right.y * src2->pos.x + src1->up.y * src2->pos.y + src1->at.y * src2->pos.z + src1->pos.y;
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dst->pos.z = src1->right.z * src2->pos.x + src1->up.z * src2->pos.y + src1->at.z * src2->pos.z + src1->pos.z;
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return out;
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}
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CMatrix &
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Invert(const CMatrix &src, CMatrix &dst)
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{
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// TODO: VU0 code
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// GTA handles this as a raw 4x4 orthonormal matrix
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// and trashes the RW flags, let's not do that
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float (*scr_fm)[4] = (float (*)[4])&src.m_matrix;
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float (*dst_fm)[4] = (float (*)[4])&dst.m_matrix;
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dst_fm[3][0] = dst_fm[3][1] = dst_fm[3][2] = 0.0f;
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#ifndef FIX_BUGS
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dst_fm[3][3] = scr_fm[3][3];
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#endif
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dst_fm[0][0] = scr_fm[0][0];
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dst_fm[0][1] = scr_fm[1][0];
|
|
dst_fm[0][2] = scr_fm[2][0];
|
|
#ifndef FIX_BUGS
|
|
dst_fm[0][3] = scr_fm[3][0];
|
|
#endif
|
|
dst_fm[1][0] = scr_fm[0][1];
|
|
dst_fm[1][1] = scr_fm[1][1];
|
|
dst_fm[1][2] = scr_fm[2][1];
|
|
#ifndef FIX_BUGS
|
|
dst_fm[1][3] = scr_fm[3][1];
|
|
#endif
|
|
dst_fm[2][0] = scr_fm[0][2];
|
|
dst_fm[2][1] = scr_fm[1][2];
|
|
dst_fm[2][2] = scr_fm[2][2];
|
|
#ifndef FIX_BUGS
|
|
dst_fm[2][3] = scr_fm[3][2];
|
|
#endif
|
|
|
|
dst_fm[3][0] += dst_fm[0][0] * scr_fm[3][0];
|
|
dst_fm[3][1] += dst_fm[0][1] * scr_fm[3][0];
|
|
dst_fm[3][2] += dst_fm[0][2] * scr_fm[3][0];
|
|
#ifndef FIX_BUGS
|
|
dst_fm[3][3] += dst_fm[0][3] * scr_fm[3][0];
|
|
#endif
|
|
|
|
dst_fm[3][0] += dst_fm[1][0] * scr_fm[3][1];
|
|
dst_fm[3][1] += dst_fm[1][1] * scr_fm[3][1];
|
|
dst_fm[3][2] += dst_fm[1][2] * scr_fm[3][1];
|
|
#ifndef FIX_BUGS
|
|
dst_fm[3][3] += dst_fm[1][3] * scr_fm[3][1];
|
|
#endif
|
|
|
|
dst_fm[3][0] += dst_fm[2][0] * scr_fm[3][2];
|
|
dst_fm[3][1] += dst_fm[2][1] * scr_fm[3][2];
|
|
dst_fm[3][2] += dst_fm[2][2] * scr_fm[3][2];
|
|
#ifndef FIX_BUGS
|
|
dst_fm[3][3] += dst_fm[2][3] * scr_fm[3][2];
|
|
#endif
|
|
|
|
dst_fm[3][0] = -dst_fm[3][0];
|
|
dst_fm[3][1] = -dst_fm[3][1];
|
|
dst_fm[3][2] = -dst_fm[3][2];
|
|
#ifndef FIX_BUGS
|
|
dst_fm[3][3] = scr_fm[3][3] - dst_fm[3][3];
|
|
#endif
|
|
|
|
return dst;
|
|
}
|
|
|
|
CMatrix
|
|
Invert(const CMatrix &matrix)
|
|
{
|
|
CMatrix inv;
|
|
return Invert(matrix, inv);
|
|
}
|
|
|
|
void
|
|
CCompressedMatrixNotAligned::CompressFromFullMatrix(CMatrix &other)
|
|
{
|
|
m_rightX = 127.0f * other.GetRight().x;
|
|
m_rightY = 127.0f * other.GetRight().y;
|
|
m_rightZ = 127.0f * other.GetRight().z;
|
|
m_upX = 127.0f * other.GetForward().x;
|
|
m_upY = 127.0f * other.GetForward().y;
|
|
m_upZ = 127.0f * other.GetForward().z;
|
|
m_vecPos = other.GetPosition();
|
|
}
|
|
|
|
void
|
|
CCompressedMatrixNotAligned::DecompressIntoFullMatrix(CMatrix &other)
|
|
{
|
|
other.GetRight().x = m_rightX / 127.0f;
|
|
other.GetRight().y = m_rightY / 127.0f;
|
|
other.GetRight().z = m_rightZ / 127.0f;
|
|
other.GetForward().x = m_upX / 127.0f;
|
|
other.GetForward().y = m_upY / 127.0f;
|
|
other.GetForward().z = m_upZ / 127.0f;
|
|
other.GetUp() = CrossProduct(other.GetRight(), other.GetForward());
|
|
other.GetPosition() = m_vecPos;
|
|
other.Reorthogonalise();
|
|
} |