GameClient/Core/GameEngine/Source/Common/Diagnostic/SimulationMathCrc.cpp at 64ff8314dae029c2a1e25d293236d5ef910d1c3b · GeneralsOnlineDevelopmentTeam/GameClient · GitHub

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/*
**	Command & Conquer Generals Zero Hour(tm)
**	Copyright 2026 TheSuperHackers
**
**	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 3 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, see <http://www.gnu.org/licenses/>.
*/

#include "PreRTS.h"

#include "Common/Diagnostic/SimulationMathCrc.h"
#include "Common/XferCRC.h"
#include "WWMath/matrix3d.h"
#include "WWMath/wwmath.h"
#include "GameLogic/FPUControl.h"

#include <math.h>

static void appendSimulationMathCrc(XferCRC &xfer)
{
    Matrix3D matrix;
    Matrix3D factorsMatrix;

    matrix.Set(
        4.1f, 1.2f, 0.3f, 0.4f,
        0.5f, 3.6f, 0.7f, 0.8f,
        0.9f, 1.0f, 2.1f, 1.2f);

    factorsMatrix.Set(
        WWMath::Sin(0.7f) * WWMath::Cos(2.3f),
        WWMath::Cos(1.1f) * WWMath::Sin(1.1f),
        WWMath::Tan(0.3f),
        WWMath::Asin(0.967302263f),
        WWMath::Acos(0.967302263f),
        WWMath::Atan(0.967302263f) * WWMath::Sqrt(1.21f),
        WWMath::Atan2(0.4f, 1.3f),
        WWMath::Sin(0.2f) * WWMath::Cos(0.2f),
        WWMath::Sqrt(0.4f) * WWMath::Tan(0.5f),
        WWMath::Sqrt(55788.84375f),
        WWMath::Acos(0.1f) * WWMath::Cos(2.3f),
        WWMath::Asin(0.4f));

    Matrix3D::Multiply(matrix, factorsMatrix, &matrix);
    matrix.Get_Inverse(matrix);

    xfer.xferMatrix3D(&matrix);
}

UnsignedInt SimulationMathCrc::calculate()
{
    XferCRC xfer;
    xfer.open("SimulationMathCrc");

    setFPMode();

    appendSimulationMathCrc(xfer);

#ifdef _WIN32
    _fpreset();
#endif

    xfer.close();

    return xfer.getCRC();
}

static void appendSimulationMathCrcSystemMath(XferCRC &xfer)
{
    Matrix3D matrix;
    Matrix3D factorsMatrix;

    matrix.Set(
        4.1f, 1.2f, 0.3f, 0.4f,
        0.5f, 3.6f, 0.7f, 0.8f,
        0.9f, 1.0f, 2.1f, 1.2f);

    factorsMatrix.Set(
        sinf(0.7f) * cosf(2.3f),
        cosf(1.1f) * sinf(1.1f),
        tanf(0.3f),
        asinf(0.967302263f),
        acosf(0.967302263f),
        atanf(0.967302263f) * sqrtf(1.21f),
        atan2f(0.4f, 1.3f),
        sinf(0.2f) * cosf(0.2f),
        sqrtf(0.4f) * tanf(0.5f),
        sqrtf(55788.84375f),
        acosf(0.1f) * cosf(2.3f),
        asinf(0.4f));

    Matrix3D::Multiply(matrix, factorsMatrix, &matrix);
    matrix.Get_Inverse(matrix);

    xfer.xferMatrix3D(&matrix);
}

UnsignedInt SimulationMathCrc::calculateSystemMath()
{
    XferCRC xfer;
    xfer.open("SimulationMathCrc_SystemMath");

    setFPMode();

    appendSimulationMathCrcSystemMath(xfer);

#ifdef _WIN32
    _fpreset();
#endif

    xfer.close();

    return xfer.getCRC();
}