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author | Paul Gilbert | 2017-05-22 19:58:49 -0400 |
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committer | Paul Gilbert | 2017-05-22 19:58:49 -0400 |
commit | 9c28bcf04391456a5a2147a587cac2ea2b8fda66 (patch) | |
tree | a529e0ff0355e90af4cf7df2a1b76f573060d139 /engines/titanic | |
parent | 44bd75c368814e71666c6054b6600626d2650fa4 (diff) | |
download | scummvm-rg350-9c28bcf04391456a5a2147a587cac2ea2b8fda66.tar.gz scummvm-rg350-9c28bcf04391456a5a2147a587cac2ea2b8fda66.tar.bz2 scummvm-rg350-9c28bcf04391456a5a2147a587cac2ea2b8fda66.zip |
TITANIC: Renamed CStarControlSub26 to CMatrixTransform
Diffstat (limited to 'engines/titanic')
-rw-r--r-- | engines/titanic/module.mk | 2 | ||||
-rw-r--r-- | engines/titanic/star_control/dmatrix.cpp | 28 | ||||
-rw-r--r-- | engines/titanic/star_control/dmatrix.h | 4 | ||||
-rw-r--r-- | engines/titanic/star_control/matrix_transform.cpp | 146 | ||||
-rw-r--r-- | engines/titanic/star_control/matrix_transform.h (renamed from engines/titanic/star_control/star_control_sub26.h) | 29 | ||||
-rw-r--r-- | engines/titanic/star_control/orientation_changer.cpp | 4 | ||||
-rw-r--r-- | engines/titanic/star_control/orientation_changer.h | 6 | ||||
-rw-r--r-- | engines/titanic/star_control/star_control_sub26.cpp | 144 |
8 files changed, 179 insertions, 184 deletions
diff --git a/engines/titanic/module.mk b/engines/titanic/module.mk index e003d48e24..2e53070a8c 100644 --- a/engines/titanic/module.mk +++ b/engines/titanic/module.mk @@ -441,6 +441,7 @@ MODULE_OBJS := \ star_control/frange.o \ star_control/frect.o \ star_control/fvector.o \ + star_control/matrix_transform.o \ star_control/orientation_changer.o \ star_control/star_camera.o \ star_control/star_closeup.o \ @@ -451,7 +452,6 @@ MODULE_OBJS := \ star_control/star_control_sub22.o \ star_control/star_control_sub23.o \ star_control/star_control_sub24.o \ - star_control/star_control_sub26.o \ star_control/star_control_sub27.o \ star_control/star_field.o \ star_control/star_points1.o \ diff --git a/engines/titanic/star_control/dmatrix.cpp b/engines/titanic/star_control/dmatrix.cpp index b7ebbc718a..547758a4b7 100644 --- a/engines/titanic/star_control/dmatrix.cpp +++ b/engines/titanic/star_control/dmatrix.cpp @@ -22,7 +22,7 @@ #include "titanic/star_control/dmatrix.h" #include "titanic/star_control/fmatrix.h" -#include "titanic/star_control/star_control_sub26.h" +#include "titanic/star_control/matrix_transform.h" namespace Titanic { @@ -174,31 +174,31 @@ DMatrix DMatrix::fn1() const { return m; } -void DMatrix::fn3(CStarControlSub26 *sub26) { +void DMatrix::fn3(const CMatrixTransform &src) { double v3, v4, v5, v6, v7, v8, v9, v10; double v11, v12, v13, v14, v15, v16, v17, v18, v19, v20; - v3 = sub26->fn1(); + v3 = src.fn1(); if (v3 <= 0.0) v20 = 0.0; else v20 = 2.0 / v3; - v4 = v20 * sub26->_sub._v1; - v5 = v20 * sub26->_sub._v2; - v6 = v20 * sub26->_sub._v3; - v7 = v4 * sub26->_sub._v1; + v4 = v20 * src._vector._x; + v5 = v20 * src._vector._y; + v6 = v20 * src._vector._z; + v7 = v4 * src._vector._x; v8 = v4; v9 = v5; - v10 = v5 * sub26->_sub._v1; - v11 = v5 * sub26->_sub._v2; + v10 = v5 * src._vector._x; + v11 = v5 * src._vector._y; v12 = v6; - v13 = v8 * sub26->_field0; + v13 = v8 * src._field0; v14 = v12 + v11; - v15 = v6 * sub26->_sub._v2; - v16 = v6 * sub26->_field0; + v15 = v6 * src._vector._y; + v16 = v6 * src._field0; v17 = v11 + v7; - v18 = v6 * sub26->_sub._v1; - v19 = v9 * sub26->_field0; + v18 = v6 * src._vector._x; + v19 = v9 * src._field0; _row1._x = 1.0 - v14; _row1._y = v10 + v16; _row1._z = v18 - v19; diff --git a/engines/titanic/star_control/dmatrix.h b/engines/titanic/star_control/dmatrix.h index cc14c5ebbf..a41fc86ce7 100644 --- a/engines/titanic/star_control/dmatrix.h +++ b/engines/titanic/star_control/dmatrix.h @@ -29,7 +29,7 @@ namespace Titanic { class FMatrix; -class CStarControlSub26; +class CMatrixTransform; /** * Double based matrix class. @@ -58,7 +58,7 @@ public: void setRotationMatrix(Axis axis, double amount); DMatrix fn1() const; - void fn3(CStarControlSub26 *sub26); + void fn3(const CMatrixTransform &src); DMatrix fn4(const DMatrix &m); }; diff --git a/engines/titanic/star_control/matrix_transform.cpp b/engines/titanic/star_control/matrix_transform.cpp new file mode 100644 index 0000000000..f51b73439d --- /dev/null +++ b/engines/titanic/star_control/matrix_transform.cpp @@ -0,0 +1,146 @@ +/* ScummVM - Graphic Adventure Engine + * + * ScummVM is the legal property of its developers, whose names + * are too numerous to list here. Please refer to the COPYRIGHT + * file distributed with this source distribution. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + */ + +#include "titanic/star_control/matrix_transform.h" +#include "common/textconsole.h" + +namespace Titanic { + +void CMatrixTransform::setup(double val1, double x, double y, double z) { + _field0 = val1; + _vector._x = x; + _vector._y = y; + _vector._z = z; +} + +void CMatrixTransform::copyFrom(const CMatrixTransform &src) { + _field0 = src._field0; + _vector = src._vector; +} + +double CMatrixTransform::fn1() const { + return _vector._x * _vector._x + _vector._y * _vector._y + + _vector._z * _vector._z + _field0 * _field0; +} + +double CMatrixTransform::fn2(const CMatrixTransform &src) { + return _field0 * src._field0 + _vector._x * src._vector._x + + _vector._y * src._vector._y + _vector._z * src._vector._z; +} + +CMatrixTransform CMatrixTransform::resize(double factor) const { + CMatrixTransform dest; + dest.setup(_field0 * factor, _vector._x * factor, _vector._y * factor, + _vector._z * factor); + return dest; +} + +void CMatrixTransform::fn4(const DMatrix &m) { + double total = m._row1._x + m._row3._z + m._row2._y + 1.0; + + if (total <= 0.00001) { + total = m._row3._z; + + if (m._row1._x <= m._row3._z) { + if (m._row2._y > total) + total = m._row2._y; + } else if (m._row1._x > total) { + total = m._row1._x; + } + + if (total == m._row1._x) { + double val1 = sqrt(m._row1._x - -1.0 - m._row2._y - m._row3._z); + double val2 = 0.5 / val1; + _vector._x = val1 * 0.5; + _field0 = (m._row2._z - m._row3._y) * val2; + _vector._y = (m._row2._x + m._row1._y) * val2; + _vector._z = (m._row3._x + m._row1._z) * val2; + } else if (total == m._row2._y) { + double val1 = sqrt(m._row2._y - -1.0 - m._row3._z - m._row1._x); + double val2 = 0.5 / val1; + _vector._y = val1 * 0.5; + _field0 = (m._row3._x - m._row1._z) * val2; + _vector._z = (m._row3._y + m._row2._z) * val2; + _vector._x = (m._row2._x + m._row1._y) * val2; + } else if (total == m._row3._z) { + double val1 = sqrt(m._row3._z - -1.0 - m._row1._x - m._row2._y); + double val2 = 0.5 / val1; + _vector._z = val1 * 0.5; + _field0 = (m._row1._y - m._row2._x) * val2; + _vector._x = (m._row3._x + m._row1._z) * val2; + _vector._y = (m._row3._y + m._row2._z) * val2; + } + } else { + double val1 = 0.5 / sqrt(total); + _field0 = sqrt(total) * 0.5; + _vector._x = (m._row2._z - m._row3._y) * val1; + _vector._y = (m._row3._x - m._row1._z) * val1; + _vector._z = (m._row1._y - m._row2._x) * val1; + } +} + +CMatrixTransform CMatrixTransform::fn5(double percent, const CMatrixTransform &src) { + CMatrixTransform sub1 = *this; + CMatrixTransform sub2, sub4; + CMatrixTransform dest; + double val1 = sub1.fn2(src); + + if (val1 < 0.0) { + val1 = -val1; + sub2.setup(-sub1._field0, -sub1._vector._x, -sub1._vector._y, -sub1._vector._z); + sub1 = sub2; + } + + if (val1 + 1.0 <= 0.00001) { + dest._vector._x = -sub1._vector._y; + dest._vector._y = sub1._vector._x; + dest._vector._z = -sub1._field0; + dest._field0 = sub1._vector._z; + + double sin1 = sin(percent * M_PI); + double sin2 = sin((0.5 - percent) * M_PI); + dest._vector._x = sin1 * dest._vector._x + sub1._vector._x * sin2; + dest._vector._y = sub1._vector._y * sin2 + sub1._vector._x * sin1; + dest._vector._z = sin1 * -sub1._field0 + sub1._vector._z * sin2; + return dest; + } + + CMatrixTransform t1, t2; + double val2; + + if (1.0 - val1 <= 0.00001) { + val2 = 1.0 - percent; + t1 = src.resize(percent); + } else { + double cosVal = acos(val1); + double sinVal = sin(cosVal); + val2 = sin((1.0 - percent) * cosVal) / sinVal; + t2 = src.resize(sin(cosVal * percent) / sinVal); + } + + t2 = sub1.resize(val2); + dest.setup(t2._field0 + t1._field0, t1._vector._x + t2._vector._x, + t1._vector._y + t2._vector._y, t1._vector._z + t2._vector._z); + return dest; +} + +} // End of namespace Titanic diff --git a/engines/titanic/star_control/star_control_sub26.h b/engines/titanic/star_control/matrix_transform.h index 690a274583..fb7bfd3cc6 100644 --- a/engines/titanic/star_control/star_control_sub26.h +++ b/engines/titanic/star_control/matrix_transform.h @@ -20,45 +20,38 @@ * */ -#ifndef TITANIC_STAR_CONTROL_SUB26_H -#define TITANIC_STAR_CONTROL_SUB26_H +#ifndef TITANIC_MATRIX_TRANSFORM_H +#define TITANIC_MATRIX_TRANSFORM_H #include "titanic/star_control/dmatrix.h" namespace Titanic { -class CStarControlSub26 { - struct Sub { - double _v1; - double _v2; - double _v3; - - Sub() : _v1(0.0), _v2(0.0), _v3(0.0) {} - }; +class CMatrixTransform { private: - double fn2(const CStarControlSub26 *src); - const CStarControlSub26 *fn3(const CStarControlSub26 *src, double val); + double fn2(const CMatrixTransform &src); + CMatrixTransform resize(double factor) const; public: double _field0; - Sub _sub; + DVector _vector; public: - CStarControlSub26() : _field0(1.0) {} + CMatrixTransform() : _field0(1.0) {} /** * Sets the field values */ - void setup(double val1, double val2, double val3, double val4); + void setup(double val1, double x, double y, double z); /** * Copies from another instance */ - void copyFrom(const CStarControlSub26 *src); + void copyFrom(const CMatrixTransform &src); double fn1() const; void fn4(const DMatrix &m); - CStarControlSub26 fn5(double percent, CStarControlSub26 *src); + CMatrixTransform fn5(double percent, const CMatrixTransform &src); }; } // End of namespace Titanic -#endif /* TITANIC_STAR_CONTROL_SUB26_H */ +#endif /* TITANIC_MATRIX_TRANSFORM_H */ diff --git a/engines/titanic/star_control/orientation_changer.cpp b/engines/titanic/star_control/orientation_changer.cpp index decbd6b74b..b71ad07b8e 100644 --- a/engines/titanic/star_control/orientation_changer.cpp +++ b/engines/titanic/star_control/orientation_changer.cpp @@ -39,10 +39,10 @@ FMatrix COrientationChanger::getOrientation(double percent) { } else if (percent > 1.0) { return _maxOrient; } else { - CStarControlSub26 sub26 = _sub1.fn5(percent, &_sub2); + CMatrixTransform tfm = _sub1.fn5(percent, _sub2); DMatrix m1; - m1.fn3(&sub26); + m1.fn3(tfm); return m1; } } diff --git a/engines/titanic/star_control/orientation_changer.h b/engines/titanic/star_control/orientation_changer.h index fc1a132e9a..a59cb30cc4 100644 --- a/engines/titanic/star_control/orientation_changer.h +++ b/engines/titanic/star_control/orientation_changer.h @@ -24,7 +24,7 @@ #define TITANIC_ORIENTATION_CHANGER_H #include "titanic/star_control/fmatrix.h" -#include "titanic/star_control/star_control_sub26.h" +#include "titanic/star_control/matrix_transform.h" namespace Titanic { @@ -32,8 +32,8 @@ class COrientationChanger { public: FMatrix _minOrient; FMatrix _maxOrient; - CStarControlSub26 _sub1; - CStarControlSub26 _sub2; + CMatrixTransform _sub1; + CMatrixTransform _sub2; public: /** * Loads the constraints for the minimum and maximum orientation diff --git a/engines/titanic/star_control/star_control_sub26.cpp b/engines/titanic/star_control/star_control_sub26.cpp deleted file mode 100644 index 5625457f2a..0000000000 --- a/engines/titanic/star_control/star_control_sub26.cpp +++ /dev/null @@ -1,144 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - */ - -#include "titanic/star_control/star_control_sub26.h" -#include "common/textconsole.h" - -namespace Titanic { - -void CStarControlSub26::setup(double val1, double val2, double val3, double val4) { - _field0 = val1; - _sub._v1 = val2; - _sub._v2 = val3; - _sub._v3 = val4; -} - -void CStarControlSub26::copyFrom(const CStarControlSub26 *src) { - _field0 = src->_field0; - _sub = src->_sub; -} - -double CStarControlSub26::fn1() const { - return _sub._v1 * _sub._v1 + _sub._v2 * _sub._v2 + - _sub._v3 * _sub._v3 + _field0 * _field0; -} - -double CStarControlSub26::fn2(const CStarControlSub26 *src) { - return _field0 * src->_field0 + _sub._v1 * src->_sub._v1 - + _sub._v2 * src->_sub._v2 + _sub._v3 * src->_sub._v3; -} - -const CStarControlSub26 *CStarControlSub26::fn3(const CStarControlSub26 *src, double val) { - CStarControlSub26::setup(_field0 * val, _sub._v1 * val, _sub._v2 * val, _sub._v3 * val); - return src; -} - -void CStarControlSub26::fn4(const DMatrix &m) { - double total = m._row1._x + m._row3._z + m._row2._y + 1.0; - - if (total <= 0.00001) { - total = m._row3._z; - - if (m._row1._x <= m._row3._z) { - if (m._row2._y > total) - total = m._row2._y; - } else if (m._row1._x > total) { - total = m._row1._x; - } - - if (total == m._row1._x) { - double val1 = sqrt(m._row1._x - -1.0 - m._row2._y - m._row3._z); - double val2 = 0.5 / val1; - _sub._v1 = val1 * 0.5; - _field0 = (m._row2._z - m._row3._y) * val2; - _sub._v2 = (m._row2._x + m._row1._y) * val2; - _sub._v3 = (m._row3._x + m._row1._z) * val2; - } else if (total == m._row2._y) { - double val1 = sqrt(m._row2._y - -1.0 - m._row3._z - m._row1._x); - double val2 = 0.5 / val1; - _sub._v2 = val1 * 0.5; - _field0 = (m._row3._x - m._row1._z) * val2; - _sub._v3 = (m._row3._y + m._row2._z) * val2; - _sub._v1 = (m._row2._x + m._row1._y) * val2; - } else if (total == m._row3._z) { - double val1 = sqrt(m._row3._z - -1.0 - m._row1._x - m._row2._y); - double val2 = 0.5 / val1; - _sub._v3 = val1 * 0.5; - _field0 = (m._row1._y - m._row2._x) * val2; - _sub._v1 = (m._row3._x + m._row1._z) * val2; - _sub._v2 = (m._row3._y + m._row2._z) * val2; - } - } else { - double val1 = 0.5 / sqrt(total); - _field0 = sqrt(total) * 0.5; - _sub._v1 = (m._row2._z - m._row3._y) * val1; - _sub._v2 = (m._row3._x - m._row1._z) * val1; - _sub._v3 = (m._row1._y - m._row2._x) * val1; - } -} - -CStarControlSub26 CStarControlSub26::fn5(double percent, CStarControlSub26 *src) { - CStarControlSub26 sub1 = *this; - CStarControlSub26 sub2, sub3, sub4; - CStarControlSub26 dest; - double val1 = sub1.fn2(src); - - if (val1 < 0.0) { - val1 = -val1; - sub2.setup(-sub1._field0, -sub1._sub._v1, -sub1._sub._v2, -sub1._sub._v3); - sub1 = sub2; - } - - if (val1 + 1.0 <= 0.00001) { - dest._sub._v1 = -sub1._sub._v2; - dest._sub._v2 = sub1._sub._v1; - dest._sub._v3 = -sub1._field0; - dest._field0 = sub1._sub._v3; - - double sin1 = sin(percent * M_PI); - double sin2 = sin((0.5 - percent) * M_PI); - dest._sub._v1 = sin1 * dest._sub._v1 + sub1._sub._v1 * sin2; - dest._sub._v2 = sub1._sub._v2 * sin2 + sub1._sub._v1 * sin1; - dest._sub._v3 = sin1 * -sub1._field0 + sub1._sub._v3 * sin2; - return dest; - } else { - const CStarControlSub26 *sp; - double val2; - - if (1.0 - val1 <= 0.00001) { - val2 = 1.0 - percent; - sp = src->fn3(&sub3, percent); - } else { - double cosVal = acos(val1); - double sinVal = sin(cosVal); - val2 = sin((1.0 - percent) * cosVal) / sinVal; - sp = src->fn3(&sub3, sin(cosVal * percent) / sinVal); - } - - const CStarControlSub26 *sp2 = sub1.fn3(&sub4, val2); - dest.setup(sp2->_field0 + sp->_field0, sp->_sub._v1 + sp2->_sub._v1, - sp->_sub._v2 + sp2->_sub._v2, sp->_sub._v3 + sp2->_sub._v3); - return dest; - } -} - -} // End of namespace Titanic |