void Matrix44::FromAxisAngle( const Vector3& axis, float angle )
{
MakeZero();
//from ogre
float radian = Angle_To_Radian(angle);
float fCos = std::cos(radian);
float fSin = std::sin(radian);
float fOneMinusCos = 1.0f-fCos;
float fX2 = axis.x*axis.x;
float fY2 = axis.y*axis.y;
float fZ2 = axis.z*axis.z;
float fXYM = axis.x*axis.y*fOneMinusCos;
float fXZM = axis.x*axis.z*fOneMinusCos;
float fYZM = axis.y*axis.z*fOneMinusCos;
float fXSin = axis.x*fSin;
float fYSin = axis.y*fSin;
float fZSin = axis.z*fSin;
m_arr[0][0] = fX2*fOneMinusCos+fCos;
m_arr[1][0] = fXYM-fZSin;
m_arr[2][0] = fXZM+fYSin;
m_arr[0][1] = fXYM+fZSin;
m_arr[1][1] = fY2*fOneMinusCos+fCos;
m_arr[2][1] = fYZM-fXSin;
m_arr[0][2] = fXZM-fYSin;
m_arr[1][2] = fYZM+fXSin;
m_arr[2][2] = fZ2*fOneMinusCos+fCos;
ClearTranslation();
}
//----------------------------------------------------------------------------
//
// Fixed Matrix 2 Implementation
//
//----------------------------------------------------------------------------
Matrix2x::Matrix2x (bool bZero)
{
if (bZero)
{
MakeZero();
}
else
{
MakeIdentity();
}
}
void
avtMatrix::MakePerspectiveProjection(double near_plane,
double far_plane,
double fov,
double aspect)
{
double c, s, Q;
c = cos(fov*0.5);
s = sin(fov*0.5);
Q = s/(1.0 - near_plane/far_plane);
MakeZero();
m[0][0] = c/aspect;
m[1][1] = c;
m[2][2] = Q;
m[2][3] = -Q*near_plane;
m[3][2] = s;
}
CVertex::CVertex()
{
MakeZero();
}
void WorldDrawer2d::DrawScore(float r1, float g1, float a1,float r2,float g2,float a2){
MakeX(1.0f,1.0f,1.0f,x1,x2,1);
if(scor.x == 0 && !ok01){
if(ok31){
cs1->objectRemove(t1);
cs1->objectRemove(t2);
cs1->objectRemove(t3);
}
if(ok11){
cs1->objectRemove(u1);
}
if(ok21){
cs1->objectRemove(d1);
cs1->objectRemove(d2);
}
ok01=true;
MakeZero(r1,g1,a1,&z11,&z21,&z31,&z41,1);
}else if(scor.x == 1 && !ok11){
ok11 = true;
ok01 = false;
cs1->objectRemove(z11);
cs1->objectRemove(z21);
cs1->objectRemove(z31);
cs1->objectRemove(z41);
MakeUnu(r1,g1,a1,&u1,1);
}else if(scor.x == 2 && ! ok21){
ok21 = true;
ok11 = false;
cs1->objectRemove(u1);
MakeDoi(r1,g1,a1,&d1,&d2,1);
}else if(scor.x == 3 ){
ok31 = true;
ok21 = false;
cs1->objectRemove(d1);
cs1->objectRemove(d2);
MakeTrei(r1,g1,a1,&t1,&t2,&t3,1);
}
if(scor.y == 0 && !ok02){
if(ok32 == true){
cs1->objectRemove(t11);
cs1->objectRemove(t12);
cs1->objectRemove(t13);
}
if(ok12){
cs1->objectRemove(u2);
}
if(ok22){
cs1->objectRemove(d11);
cs1->objectRemove(d12);
}
ok02 = true;
MakeZero(r2,g2,a2,&z12,&z22,&z32,&z42,-1);
}else if(scor.y == 1 && !ok12){
ok12 = true;
ok02 = false;
cs1->objectRemove(z12);
cs1->objectRemove(z22);
cs1->objectRemove(z32);
cs1->objectRemove(z42);
MakeUnu(r2,g2,a2,&u2,-1);
}else if(scor.y == 2 && !ok22){
ok22 = true;
ok12 = false;
cs1->objectRemove(u2);
MakeDoi(r2,g2,a2,&d11,&d12,-1);
}else if(scor.y == 3){
ok22 = false;
ok32 = true;
cs1->objectRemove(d11);
cs1->objectRemove(d12);
MakeTrei(r2,g2,a2,&t11,&t12,&t13,-1);
}
}
TSparseMat::TSparseMat(Int nrows, Int ncols) : row(0)
{
SetSize(nrows, ncols);
MakeZero(); // Adds in sentinels.
}
