示例#1
0
void CTiglTransformation::AddScaling(double sx, double sy, double sz)
{
    // Matrix is:
    //
    // (     sx       0       0        0 )
    // (      0      sy       0        0 )
    // (      0       0       sz       0 )
    // (      0       0       0        1 )

    CTiglTransformation trans;
    trans.SetValue(0, 0, sx);
    trans.SetValue(1, 1, sy);
    trans.SetValue(2, 2, sz);

    PreMultiply(trans);
}
示例#2
0
// Adds a translation to this transformation. Translation part
// is stored in the last column of the transformation matrix.
void CTiglTransformation::AddTranslation(double tx, double ty, double tz)
{
    // Matrix is:
    //
    // (      1       0       0       tx )
    // (      0       1       0       ty )
    // (      0       0       1       tz )
    // (      0       0       0        1 )

    CTiglTransformation trans;
    trans.SetValue(0, 3, tx);
    trans.SetValue(1, 3, ty);
    trans.SetValue(2, 3, tz);

    PreMultiply(trans);
}
示例#3
0
void CTiglTransformation::AddRotationZ(double degreeZ)
{
    double radianZ = DegreeToRadian(degreeZ);
    double sinVal  = sin(radianZ);
    double cosVal  = cos(radianZ);

    // Matrix is:
    //
    // ( cosVal -sinVal       0        0 )
    // ( sinVal  cosVal       0        0 )
    // (      0       0       1        0 )
    // (      0       0       0        1 )

    CTiglTransformation trans;
    trans.SetValue(0, 0, cosVal);
    trans.SetValue(0, 1, -sinVal);
    trans.SetValue(1, 0, sinVal);
    trans.SetValue(1, 1, cosVal);

    PreMultiply(trans);
}
示例#4
0
void CTiglTransformation::AddRotationY(double degreeY)
{
    double radianY = DegreeToRadian(degreeY);
    double sinVal  = sin(radianY);
    double cosVal  = cos(radianY);

    // Matrix is:
    //
    // ( cosVal       0  sinVal        0 )
    // (      0       1       0        0 )
    // (-sinVal       0  cosVal        0 )
    // (      0       0       0        1 )

    CTiglTransformation trans;
    trans.SetValue(0, 0, cosVal);
    trans.SetValue(0, 2, sinVal);
    trans.SetValue(2, 0, -sinVal);
    trans.SetValue(2, 2, cosVal);

    PreMultiply(trans);
}
示例#5
0
void CTiglTransformation::AddRotationX(double degreeX)
{
    double radianX = DegreeToRadian(degreeX);
    double sinVal  = sin(radianX);
    double cosVal  = cos(radianX);

    // Matrix is:
    //
    // (      1       0       0        0 )
    // (      0  cosVal -sinVal        0 )
    // (      0  sinVal  cosVal        0 )
    // (      0       0       0        1 )

    CTiglTransformation trans;
    trans.SetValue(1, 1, cosVal);
    trans.SetValue(1, 2, -sinVal);
    trans.SetValue(2, 1, sinVal);
    trans.SetValue(2, 2, cosVal);

    PreMultiply(trans);
}
示例#6
0
// Adds mirroring at yz plane
void CTiglTransformation::AddMirroringAtYZPlane(void)
{
    // Matrix is:
    //
    // (      -1      0       0        0 )
    // (      0       1       0        0 )
    // (      0       0       1        0 )
    // (      0       0       0        1 )

    CTiglTransformation trans;
    trans.SetValue(0, 0, -1.0);

    PreMultiply(trans);
}
示例#7
0
// Adds projection an yz plane by setting the x coordinate to 0
void CTiglTransformation::AddProjectionOnYZPlane(void)
{
    // Matrix is:
    //
    // (      0       0       0        0 )
    // (      0       1       0        0 )
    // (      0       0       1        0 )
    // (      0       0       0        1 )

    CTiglTransformation trans;
    trans.SetValue(0, 0, 0.0);

    PreMultiply(trans);
}