bool EDetail::Update (LPCSTR name)
{
m_sRefs = name;
// update link
CEditableObject* R = Lib.CreateEditObject(name);
if (!R){
ELog.Msg (mtError,"Can't load detail object '%s'.", name);
return false;
}
if(R->SurfaceCount()!=1){
ELog.Msg (mtError,"Object must contain 1 material.");
Lib.RemoveEditObject(R);
return false;
}
if(R->MeshCount()==0){
ELog.Msg (mtError,"Object must contain 1 mesh.");
Lib.RemoveEditObject(R);
return false;
}
Lib.RemoveEditObject(m_pRefs);
m_pRefs = R;
// fill geometry
CEditableMesh* M = *m_pRefs->FirstMesh();
U16Vec inds;
// fill vertices
bv_bb.invalidate();
u32 idx = 0;
for (u32 f_id=0; f_id<M->GetFCount(); f_id++){
st_Face& F = M->GetFaces()[f_id];
u16 ind[3];
for (int k=0; k<3; k++,idx++){
Fvector& P = M->GetVerts()[F.pv[k].pindex];
st_VMapPt&vm= M->GetVMRefs()[F.pv[k].vmref].pts[0];
Fvector2& uv= M->GetVMaps()[vm.vmap_index]->getUV(vm.index);
ind[k] = _AddVert (P,uv.x,uv.y);
bv_bb.modify(vertices[ind[k]].P);
}
if (isDegenerated(ind)) continue;
if (isEqual(inds,ind)) continue;
inds.push_back(ind[0]);
inds.push_back(ind[1]);
inds.push_back(ind[2]);
}
number_indices = inds.size();
indices = (u16*)xr_malloc(number_indices*sizeof(u16));
Memory.mem_copy (indices,inds.begin(),number_indices*sizeof(u16));
bv_bb.getsphere (bv_sphere.P,bv_sphere.R);
OnDeviceCreate ();
return true;
}
void triangle(Vec3i t0, Vec3i t1, Vec3i t2, Vec2i uv0, Vec2i uv1, Vec2i uv2,
float intensity, int* zbuf, TGAImage& image) {
if (isDegenerated(t0,t1,t2)) return;
if (t0.y > t1.y) {
std::swap(t0, t1);
std::swap(uv0, uv1);
}
if (t0.y > t2.y) {
std::swap(t0, t2);
std::swap(uv0, uv2);
}
if (t1.y > t2.y) {
std::swap(t1, t2);
std::swap(uv1, uv2);
}
int* boundbox = getBoundBox(t0, t1, t2);
Vec2i vertex(t1.x - t0.x, t1.y - t0.y);
Vec2i tmpUv(uv1.x - uv0.x, uv1.y - uv0.y);
for (int x = boundbox[0]; x <= boundbox[2]; x++) {
for (int y = boundbox[1]; y <= boundbox[3]; y++) {
if (insideTriangle(x, y, t0, t1, t2)) {
int idx = x + y * width;
int z = find_z(x, y, t0, t1, t2);
Vec2i P(x, y), v(t0.x, t0.y);
Vec2i s01(t1.x - t0.x, t1.y - t0.y), s02(t2.x - t0.x, t2.y - t0.y), sp0(t0.x - P.x, t0.y - P.y);
Vec3i tmp1(s01.x, s02.x, sp0.x), tmp2(s01.y, s02.y, sp0.y);
Vec3i tmp3 = tmp1 ^ tmp2;
Vec3f res(tmp3.x, tmp3.y, tmp3.z);
if (res.z != 0) {
res = res * (1 / res.z);
} else {
continue;
}
Vec2f uvP = uv0 * (1 - res.x - res.y) + uv1 * res.x + uv2 * res.y;
if (zbuf[idx] < z) {
zbuf[idx] = z;
TGAColor color = model->getDiffusive(uvP);
image.set(x, y, TGAColor(color.r * intensity , color.g * intensity , color.b * intensity , 255));
}
}
}
}
delete[] boundbox;
}
