//----------------------------------------------------------------------------
static void MinimalBoxForAngles (int iQuantity, const Vector3* akPoint,
Real afAngle[3], Box3& rkBox)
{
Real fCos0 = Math::Cos(afAngle[0]);
Real fSin0 = Math::Sin(afAngle[0]);
Real fCos1 = Math::Cos(afAngle[1]);
Real fSin1 = Math::Sin(afAngle[1]);
Vector3 kAxis(fCos0*fSin1,fSin0*fSin1,fCos1);
Matrix3 kRot;
kRot.FromAxisAngle(kAxis,afAngle[2]);
Vector3 kMin = akPoint[0]*kRot, kMax = kMin;
for (int i = 1; i < iQuantity; i++)
{
Vector3 kTest = akPoint[i]*kRot;
if ( kTest.x < kMin.x )
kMin.x = kTest.x;
else if ( kTest.x > kMax.x )
kMax.x = kTest.x;
if ( kTest.y < kMin.y )
kMin.y = kTest.y;
else if ( kTest.y > kMax.y )
kMax.y = kTest.y;
if ( kTest.z < kMin.z )
kMin.z = kTest.z;
else if ( kTest.z > kMax.z )
kMax.z = kTest.z;
}
Vector3 kMid = 0.5f*(kMax + kMin);
Vector3 kRng = 0.5f*(kMax - kMin);
rkBox.Center() = kRot*kMid;
rkBox.Axis(0) = kRot.GetColumn(0);
rkBox.Axis(1) = kRot.GetColumn(1);
rkBox.Axis(2) = kRot.GetColumn(2);
rkBox.Extent(0) = kRng.x;
rkBox.Extent(1) = kRng.y;
rkBox.Extent(2) = kRng.z;
}
std::string LuxMaxUtils::getMaxNodeTransform(INode* node)
{
LuxMaxUtils *lmutil;
std::string tmpTrans = "";
Matrix3 nodeTransformPos = node->GetObjTMAfterWSM(GetCOREInterface()->GetTime());
Matrix3 nodeTransformRot = nodeTransformPos;
Matrix3 nodeTransformScale = nodeTransformPos;
nodeTransformRot.NoTrans();
nodeTransformScale.NoTrans();
nodeTransformScale.NoRot();
nodeTransformRot = nodeTransformRot * nodeTransformScale;
tmpTrans.append(floatToString(nodeTransformRot.GetColumn(0).x));
tmpTrans.append(" ");
tmpTrans.append(floatToString(nodeTransformRot.GetColumn(1).x));
tmpTrans.append(" ");
tmpTrans.append(floatToString(nodeTransformRot.GetColumn(2).x));
tmpTrans.append(" ");
tmpTrans.append("0 ");
tmpTrans.append(floatToString(nodeTransformRot.GetColumn(0).y));
tmpTrans.append(" ");
tmpTrans.append(floatToString(nodeTransformRot.GetColumn(1).y));
tmpTrans.append(" ");
tmpTrans.append(floatToString(nodeTransformRot.GetColumn(2).y));
tmpTrans.append(" ");
tmpTrans.append("0 ");
tmpTrans.append(floatToString(nodeTransformRot.GetColumn(0).z));
tmpTrans.append(" ");
tmpTrans.append(floatToString(nodeTransformRot.GetColumn(1).z));
tmpTrans.append(" ");
tmpTrans.append(floatToString(nodeTransformRot.GetColumn(2).z));
tmpTrans.append(" ");
tmpTrans.append("0 ");
tmpTrans.append(floatToString(nodeTransformPos.GetTrans().x));
tmpTrans.append(" ");
tmpTrans.append(floatToString(nodeTransformPos.GetTrans().y));
tmpTrans.append(" ");
tmpTrans.append(floatToString(nodeTransformPos.GetTrans().z));
tmpTrans.append(" 1.0");
return tmpTrans;
}
void ObjectRenderer::Render(){
if(!bDrawObject) return;
if(mObject!=NULL){
glPushMatrix();
glMultMatrixf(mObject->GetReferenceFrame().GetHMatrix().RowOrderForceFloat());
}
if(bDrawRef)
GLT::DrawRef(mRefSize);
for(int i=0;i<int(mShapes.size());i++){
glPushMatrix();
if(bDrawCom){
GLT::SetColor(mComColor[0],mComColor[1],mComColor[2],mComColor[3]);
Matrix ine(3,3);
Vector d(3);
Matrix eg(3,3);
Matrix3 egt;
Matrix3 degt;
Matrix dd(3,3);
Matrix3 ddd;
ine = (mObject->GetSpatialInertia().mInertiaMoment);
ine.EigenValuesDecomposition(d, eg);
egt.Set(eg);
egt.STranspose();
dd.Diag(d);
ddd.Set(dd);
egt.Mult(ddd,degt);
glPushMatrix();
Vector3 &com = mObject->GetSpatialInertia().mCenterOfMass;
glTranslatef(com[0],com[1],com[2]);
GLT::DrawVector(degt.GetColumn(0),0.1);
GLT::DrawVector(degt.GetColumn(1),0.1);
GLT::DrawVector(degt.GetColumn(2),0.1);
glPopMatrix();
}
float col[4];
//bUseDefaultColor is not needed since providing no color tag automatically sets the color to default
// if(bUseDefaultColor){
// col[0] = mDefaultColor[0];
// col[1] = mDefaultColor[1];
// col[2] = mDefaultColor[2];
// col[3] = mDefaultColor[3];
// }else{
col[0] = mShapes[i]->color[0];
col[1] = mShapes[i]->color[1];
col[2] = mShapes[i]->color[2];
col[3] = mShapes[i]->color[3];
// }
if(!bUseTransparency)
col[3] = 1.0;
glColor4fv(col);
glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR,col);
if(mShapes[i]->culling)
glDisable(GL_CULL_FACE);
if(mShapes[i]->shape){
mShapes[i]->shape->Render();
}
if(mShapes[i]->culling)
glEnable(GL_CULL_FACE);
glPopMatrix();
}
if(mObject!=NULL){
glPopMatrix();
}
AbstractRenderer::Render();
}
//---------------------------------------------------------------------------
long FAR PASCAL
WndProc (HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
static Vector3 s_kEye;
static QuadricSurface::ConvexPolyhedron s_kPoly;
static int s_iSteps = 0;
static Matrix3 s_kRot;
Matrix3 kIncr;
switch ( message )
{
case WM_CREATE:
{
CreatePoly(s_kPoly);
QuadricSurface::TessellateSphere(s_iSteps,s_kPoly);
// initial camera orientation and eye point
s_kRot.FromAxisAngle(Vector3::UNIT_Z,0.0f);
s_kEye = 2.0f*s_kRot.GetColumn(2);
return 0;
}
case WM_PAINT:
{
PAINTSTRUCT ps;
HDC hDC = BeginPaint(hWnd,&ps);
DrawPolyhedron(hDC,s_kEye,s_kRot,s_kPoly);
EndPaint(hWnd,&ps);
return 0;
}
case WM_KEYDOWN:
{
switch ( wParam )
{
case VK_LEFT:
{
// rotate camera about its 'up' vector
kIncr.FromAxisAngle(s_kRot.GetColumn(1),0.1f);
s_kRot = kIncr*s_kRot;
s_kEye = 2.0f*s_kRot.GetColumn(2);
InvalidateRect(hWnd,NULL,TRUE);
break;
}
case VK_RIGHT:
{
// rotate camera about its 'up' vector
kIncr.FromAxisAngle(s_kRot.GetColumn(1),-0.1f);
s_kRot = kIncr*s_kRot;
s_kEye = 2.0f*s_kRot.GetColumn(2);
InvalidateRect(hWnd,NULL,TRUE);
break;
}
case VK_UP:
{
// rotate camera about its 'right' vector
kIncr.FromAxisAngle(s_kRot.GetColumn(0),-0.1f);
s_kRot = kIncr*s_kRot;
s_kEye = 2.0f*s_kRot.GetColumn(2);
InvalidateRect(hWnd,NULL,TRUE);
break;
}
case VK_DOWN:
{
// rotate camera about its 'right' vector
kIncr.FromAxisAngle(s_kRot.GetColumn(0),0.1f);
s_kRot = kIncr*s_kRot;
s_kEye = 2.0f*s_kRot.GetColumn(2);
InvalidateRect(hWnd,NULL,TRUE);
break;
}
}
return 0;
}
case WM_CHAR:
{
switch ( wParam )
{
case '+':
case '=':
{
s_iSteps++;
QuadricSurface::DeletePolyhedron(s_kPoly);
CreatePoly(s_kPoly);
QuadricSurface::TessellateSphere(s_iSteps,s_kPoly);
InvalidateRect(hWnd,NULL,TRUE);
break;
}
case '-':
case '_':
{
if ( s_iSteps >= 1 )
{
s_iSteps--;
QuadricSurface::DeletePolyhedron(s_kPoly);
CreatePoly(s_kPoly);
QuadricSurface::TessellateSphere(s_iSteps,s_kPoly);
InvalidateRect(hWnd,NULL,TRUE);
}
break;
}
case 'q':
case 'Q':
case VK_ESCAPE:
{
PostMessage(hWnd,WM_DESTROY,0,0);
break;
}
}
return 0;
}
case WM_DESTROY:
{
QuadricSurface::DeletePolyhedron(s_kPoly);
PostQuitMessage(0);
return 0;
}
}
return DefWindowProc(hWnd,message,wParam,lParam);
}
