float CBaseMonster::get_screen_space_coverage_diagonal()
{
Fbox b = Visual()->getVisData().box;
Fmatrix xform;
xform.mul (Device.mFullTransform,XFORM());
Fvector2 mn ={flt_max,flt_max},mx={flt_min,flt_min};
for (u32 k=0; k<8; ++k)
{
Fvector p;
b.getpoint (k,p);
xform.transform (p);
mn.x = _min(mn.x,p.x);
mn.y = _min(mn.y,p.y);
mx.x = _max(mx.x,p.x);
mx.y = _max(mx.y,p.y);
}
float const width = mx.x - mn.x;
float const height = mx.y - mn.y;
float const average_diagonal = _sqrt(width * height);
return average_diagonal;
}
void CEditableObject::UpdateBox(){
VERIFY(!m_Meshes.empty());
EditMeshIt m = m_Meshes.begin();
m_Box.invalidate();
for(;m!=m_Meshes.end();m++){
Fbox meshbox;
(*m)->GetBox(meshbox);
for(int i=0; i<8; i++){
Fvector pt;
meshbox.getpoint(i, pt);
m_Box.modify(pt);
}
}
}
void CDrawUtilities::OnDeviceCreate()
{
Device.seqRender.Add (this,REG_PRIORITY_LOW-1000);
m_SolidBox.CreateFromData (D3DPT_TRIANGLELIST,DU_BOX_NUMFACES, D3DFVF_XYZ|D3DFVF_DIFFUSE,du_box_vertices, DU_BOX_NUMVERTEX, du_box_faces, DU_BOX_NUMFACES*3);
m_SolidCone.CreateFromData (D3DPT_TRIANGLELIST,DU_CONE_NUMFACES, D3DFVF_XYZ|D3DFVF_DIFFUSE,du_cone_vertices, DU_CONE_NUMVERTEX, du_cone_faces, DU_CONE_NUMFACES*3);
m_SolidSphere.CreateFromData (D3DPT_TRIANGLELIST,DU_SPHERE_NUMFACES, D3DFVF_XYZ|D3DFVF_DIFFUSE,du_sphere_vertices, DU_SPHERE_NUMVERTEX, du_sphere_faces, DU_SPHERE_NUMFACES*3);
m_SolidSpherePart.CreateFromData(D3DPT_TRIANGLELIST,DU_SPHERE_PART_NUMFACES,D3DFVF_XYZ|D3DFVF_DIFFUSE,du_sphere_part_vertices, DU_SPHERE_PART_NUMVERTEX, du_sphere_part_faces, DU_SPHERE_PART_NUMFACES*3);
m_SolidCylinder.CreateFromData (D3DPT_TRIANGLELIST,DU_CYLINDER_NUMFACES, D3DFVF_XYZ|D3DFVF_DIFFUSE,du_cylinder_vertices, DU_CYLINDER_NUMVERTEX, du_cylinder_faces, DU_CYLINDER_NUMFACES*3);
m_WireBox.CreateFromData (D3DPT_LINELIST, DU_BOX_NUMLINES, D3DFVF_XYZ|D3DFVF_DIFFUSE,du_box_vertices, DU_BOX_NUMVERTEX, du_box_lines, DU_BOX_NUMLINES*2);
m_WireCone.CreateFromData (D3DPT_LINELIST, DU_CONE_NUMLINES, D3DFVF_XYZ|D3DFVF_DIFFUSE,du_cone_vertices, DU_CONE_NUMVERTEX, du_cone_lines, DU_CONE_NUMLINES*2);
m_WireSphere.CreateFromData (D3DPT_LINELIST, DU_SPHERE_NUMLINES, D3DFVF_XYZ|D3DFVF_DIFFUSE,du_sphere_verticesl, DU_SPHERE_NUMVERTEXL, du_sphere_lines, DU_SPHERE_NUMLINES*2);
m_WireSpherePart.CreateFromData (D3DPT_LINELIST, DU_SPHERE_PART_NUMLINES,D3DFVF_XYZ|D3DFVF_DIFFUSE,du_sphere_part_vertices, DU_SPHERE_PART_NUMVERTEX, du_sphere_part_lines, DU_SPHERE_PART_NUMLINES*2);
m_WireCylinder.CreateFromData (D3DPT_LINELIST, DU_CYLINDER_NUMLINES, D3DFVF_XYZ|D3DFVF_DIFFUSE,du_cylinder_vertices, DU_CYLINDER_NUMVERTEX, du_cylinder_lines, DU_CYLINDER_NUMLINES*2);
for(int i=0;i<LINE_DIVISION;i++){
float angle = M_PI * 2.f * (i / (float)LINE_DIVISION);
float _sa=_sin(angle), _ca=_cos(angle);
circledef1[i].x = _ca;
circledef1[i].y = _sa;
circledef1[i].z = 0;
circledef2[i].x = 0;
circledef2[i].y = _ca;
circledef2[i].z = _sa;
circledef3[i].x = _sa;
circledef3[i].y = 0;
circledef3[i].z = _ca;
}
// initialize identity box
Fbox bb;
bb.set(-0.505f,-0.505f,-0.505f, 0.505f,0.505f,0.505f);
for (i=0; i<8; i++){
Fvector S;
Fvector p;
bb.getpoint(i,p);
S.set((float)SIGN(p.x),(float)SIGN(p.y),(float)SIGN(p.z));
boxvert[i*6+0].set(p);
boxvert[i*6+1].set(p.x-S.x*0.25f,p.y,p.z);
boxvert[i*6+2].set(p);
boxvert[i*6+3].set(p.x,p.y-S.y*0.25f,p.z);
boxvert[i*6+4].set(p);
boxvert[i*6+5].set(p.x,p.y,p.z-S.z*0.25f);
}
// create render stream
vs_L.create (FVF::F_L,RCache.Vertex.Buffer(),RCache.Index.Buffer());
vs_TL.create (FVF::F_TL,RCache.Vertex.Buffer(),RCache.Index.Buffer());
vs_LIT.create (FVF::F_LIT,RCache.Vertex.Buffer(),RCache.Index.Buffer());
m_Font = new CGameFont("stat_font");
}
bool CLevelTool::GetSelectionPosition(Fmatrix& result)
{
if(pCurTool)
{
Fvector center;
Fbox BB;
BB.invalidate ();
// pCurTool->GetBBox (BB, true);
const CCustomObject* object = pCurTool->LastSelected();
if(!object)
return false;
object->GetBox (BB);
BB.getcenter (center);
center.y = BB.max.y;
Fvector2 pt_ss;
pt_ss.set (10000,-10000);
Fvector pt_ss_3d;
BB.setb (center, Fvector().set(1.0f,1.0f,1.0f));
for(int k=0;k<8;++k)
{
Fvector pt;
BB.getpoint(k,pt);
EDevice.mFullTransform.transform(pt_ss_3d, pt);
pt_ss.x = _min(pt_ss.x, pt_ss_3d.y);
pt_ss.y = _max(pt_ss.y, pt_ss_3d.y);
}
float r_bb_ss = pt_ss.y - pt_ss.x;
clamp(r_bb_ss, 0.0f,0.10f);
float des_radius = 0.2f;
float csale = des_radius/r_bb_ss;
result.scale (csale,csale,csale);
result.c = center;
return true;
}else
return false;
}