void SetCameraView(CAMERA *Cam, float AspectRatio)
{
//kamerabeallitas :)
MATRIX m;
VECTOR3 u,dir;
dir=V3_Normalize(V3_Sub(Cam->Target,Cam->Eye));
M_Rotate(dir.x,dir.y,dir.z,(float)Cam->Roll*360.0f/255.0f*(float)radtheta,m);
M_Xformd(m,Cam->Up,u); //itt keszul a rotated up vector (a rollhoz)
Cam->i=V3_Normalize(V3_Cross(dir,u));
Cam->j=V3_Normalize(V3_Cross(dir,Cam->i)); //kamera sikjaban egysegvektorok (billboardinghoz)
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
gluPerspective(Cam->Fov,AspectRatio,0.1,2000.0);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
gluLookAt(Cam->Eye.x,Cam->Eye.y,Cam->Eye.z,
Cam->Target.x,Cam->Target.y,Cam->Target.z,
u.x,u.y,u.z);
}
void CalculateMapTransform(int MapXformType, int Color, MATRIX MXMatrix, OBJECT *MappedObject, VECTOR3 MoveVec, VECTOR3 ScaleVec, VECTOR3 AxisVec, float Angle)
{
for (int x=0; x<MappedObject->VertexNum; x++)
if (MappedObject->VertexList[x].Selected)
{
float weight;
if (Color==0) weight=MappedObject->VertexList[x].Weight[0];
if (Color==1) weight=MappedObject->VertexList[x].Weight[1];
if (Color==2) weight=MappedObject->VertexList[x].Weight[2];
if (Color==3) weight=MappedObject->VertexList[x].Weight[3];
if (Color==4) weight=(MappedObject->VertexList[x].Weight[0]+MappedObject->VertexList[x].Weight[1]+MappedObject->VertexList[x].Weight[2])/3.0f;
if (MapXformType==aDDict_SCALE)
{//scale
VECTOR3 SVec;
SVec=V3_Mults(ScaleVec,weight);
MappedObject->VertexList[x].MapTransformedPosition.x=MappedObject->VertexList[x].Position.x*(SVec.x+1);
MappedObject->VertexList[x].MapTransformedPosition.y=MappedObject->VertexList[x].Position.y*(SVec.y+1);
MappedObject->VertexList[x].MapTransformedPosition.z=MappedObject->VertexList[x].Position.z*(SVec.z+1);
}
if (MapXformType==aDDict_ROTATE)
{//rotate
MATRIX m;
M_Rotate(AxisVec.x,AxisVec.y,AxisVec.z,Angle*weight,m);
M_Xform3(m,MappedObject->VertexList[x].Position,MappedObject->VertexList[x].MapTransformedPosition);
}
if (MapXformType==aDDict_MOVE)
{//move
VECTOR3 MoveVector=V3_Mults(MoveVec,weight);
MappedObject->VertexList[x].MapTransformedPosition=V3_Add(MappedObject->VertexList[x].Position,MoveVector);
}
}
else MappedObject->VertexList[x].MapTransformedPosition=MappedObject->VertexList[x].Position;
}