void CLightProjector::calculate ()
{
#ifdef _GPA_ENABLED
TAL_SCOPED_TASK_NAMED( "CLightProjector::calculate()" );
#endif // _GPA_ENABLED
if (receivers.empty()) return;
// perform validate / markup
for (u32 r_it=0; r_it<receivers.size(); r_it++)
{
// validate
BOOL bValid = TRUE;
IRenderable* O = receivers[r_it];
CROS_impl* LT = (CROS_impl*)O->renderable_ROS();
int slot = LT->shadow_recv_slot;
if (slot<0 || slot>=P_o_count) bValid = FALSE; // invalid slot
else if (cache[slot].O!=O) bValid = FALSE; // not the same object
else {
// seems to be valid
Fbox bb; bb.xform (O->renderable.visual->getVisData().box,O->renderable.xform);
if (cache[slot].BB.contains(bb)) {
// inside, but maybe timelimit exceeded?
if (Device.dwTimeGlobal > cache[slot].dwTimeValid) bValid = FALSE; // timeout
} else bValid = FALSE; // out of bounds
}
//
if (bValid) {
// Ok, use cached version
cache[slot].dwFrame = Device.dwFrame;
} else {
taskid.push_back (r_it);
}
}
if (taskid.empty()) return;
// Begin
Device.Statistic->RenderDUMP_Pcalc.Begin ();
RCache.set_RT (RT->pRT);
RCache.set_ZB (RImplementation.Target->pTempZB);
CHK_DX(HW.pDevice->Clear (0,0, D3DCLEAR_ZBUFFER | (HW.Caps.bStencil?D3DCLEAR_STENCIL:0), 0,1,0 ));
RCache.set_xform_world (Fidentity);
// reallocate/reassociate structures + perform all the work
for (u32 c_it=0; c_it<cache.size(); c_it++)
{
if (taskid.empty()) break;
if (Device.dwFrame==cache[c_it].dwFrame) continue;
// found not used slot
int tid = taskid.back(); taskid.pop_back();
recv& R = cache [c_it];
IRenderable* O = receivers [tid];
const vis_data& vis = O->renderable.visual->getVisData();
CROS_impl* LT = (CROS_impl*)O->renderable_ROS();
VERIFY2 (_valid(O->renderable.xform),"Invalid object transformation");
VERIFY2 (_valid(vis.sphere.P),"Invalid object's visual sphere");
Fvector C; O->renderable.xform.transform_tiny (C,vis.sphere.P);
R.O = O;
R.C = C;
R.C.y += vis.sphere.R*0.1f; //. YURA: 0.1 can be more
R.BB.xform (vis.box,O->renderable.xform).scale(0.1f);
R.dwTimeValid = Device.dwTimeGlobal + ::Random.randI(time_min,time_max);
LT->shadow_recv_slot = c_it;
// Msg ("[%f,%f,%f]-%f",C.C.x,C.C.y,C.C.z,C.O->renderable.visual->vis.sphere.R);
// calculate projection-matrix
Fmatrix mProject;
float p_R = R.O->renderable.visual->getVisData().sphere.R * 1.1f;
//VERIFY2 (p_R>EPS_L,"Object has no physical size");
VERIFY3 (p_R>EPS_L,"Object has no physical size", R.O->renderable.visual->getDebugName().c_str());
float p_hat = p_R/P_cam_dist;
float p_asp = 1.f;
float p_near = P_cam_dist-EPS_L;
float p_far = P_cam_dist+p_R+P_cam_range;
mProject.build_projection_HAT (p_hat,p_asp,p_near,p_far);
RCache.set_xform_project (mProject);
// calculate view-matrix
Fmatrix mView;
Fvector v_C, v_Cs, v_N;
v_C.set (R.C);
v_Cs = v_C;
v_C.y += P_cam_dist;
v_N.set (0,0,1);
VERIFY (_valid(v_C) && _valid(v_Cs) && _valid(v_N));
// validate
Fvector v;
v.sub (v_Cs,v_C);;
#ifdef DEBUG
if ((v.x*v.x+v.y*v.y+v.z*v.z)<=flt_zero) {
CObject* OO = dynamic_cast<CObject*>(R.O);
Msg("Object[%s] Visual[%s] has invalid position. ",*OO->cName(),*OO->cNameVisual());
Fvector cc;
OO->Center(cc);
Log("center=",cc);
Log("visual_center=",OO->Visual()->getVisData().sphere.P);
Log("full_matrix=",OO->XFORM());
Log ("v_N",v_N);
Log ("v_C",v_C);
Log ("v_Cs",v_Cs);
Log("all bones transform:--------");
CKinematics* K = dynamic_cast<CKinematics*>(OO->Visual());
for(u16 ii=0; ii<K->LL_BoneCount();++ii){
Fmatrix tr;
tr = K->LL_GetTransform(ii);
Log("bone ",K->LL_BoneName_dbg(ii));
Log("bone_matrix",tr);
}
Log("end-------");
}
#endif
// handle invalid object-bug
if ((v.x*v.x+v.y*v.y+v.z*v.z)<=flt_zero) {
// invalidate record, so that object will be unshadowed, but doesn't crash
R.dwTimeValid = Device.dwTimeGlobal;
LT->shadow_recv_frame = Device.dwFrame-1;
LT->shadow_recv_slot = -1;
continue ;
}
mView.build_camera (v_C,v_Cs,v_N);
RCache.set_xform_view (mView);
// Select slot, set viewport
int s_x = c_it%P_o_line;
int s_y = c_it/P_o_line;
D3DVIEWPORT9 VP = {s_x*P_o_size,s_y*P_o_size,P_o_size,P_o_size,0,1 };
CHK_DX (HW.pDevice->SetViewport(&VP));
// Clear color to ambience
Fvector& cap = LT->get_approximate();
CHK_DX (HW.pDevice->Clear(0,0, D3DCLEAR_TARGET, color_rgba_f(cap.x,cap.y,cap.z, (cap.x+cap.y+cap.z)/4.f), 1, 0 ));
// calculate uv-gen matrix and clamper
Fmatrix mCombine; mCombine.mul (mProject,mView);
Fmatrix mTemp;
float fSlotSize = float(P_o_size)/float(P_rt_size);
float fSlotX = float(s_x*P_o_size)/float(P_rt_size);
float fSlotY = float(s_y*P_o_size)/float(P_rt_size);
float fTexelOffs = (.5f / P_rt_size);
Fmatrix m_TexelAdjust =
{
0.5f/*x-scale*/, 0.0f, 0.0f, 0.0f,
0.0f, -0.5f/*y-scale*/, 0.0f, 0.0f,
0.0f, 0.0f, 1.0f/*z-range*/, 0.0f,
0.5f/*x-bias*/, 0.5f + fTexelOffs/*y-bias*/, 0.0f/*z-bias*/, 1.0f
};
R.UVgen.mul (m_TexelAdjust,mCombine);
mTemp.scale (fSlotSize,fSlotSize,1);
R.UVgen.mulA_44 (mTemp);
mTemp.translate (fSlotX+fTexelOffs,fSlotY+fTexelOffs,0);
R.UVgen.mulA_44 (mTemp);
// Build bbox and render
Fvector min,max;
Fbox BB;
min.set (R.C.x-p_R, R.C.y-(p_R+P_cam_range), R.C.z-p_R);
max.set (R.C.x+p_R, R.C.y+0, R.C.z+p_R);
BB.set (min,max);
R.UVclamp_min.set (min).add (.05f); // shrink a little
R.UVclamp_max.set (max).sub (.05f); // shrink a little
ISpatial* spatial = dynamic_cast<ISpatial*> (O);
if (spatial) {
spatial->spatial_updatesector ();
if (spatial->spatial.sector) RImplementation.r_dsgraph_render_R1_box (spatial->spatial.sector,BB,SE_R1_LMODELS);
}
//if (spatial) RImplementation.r_dsgraph_render_subspace (spatial->spatial.sector,mCombine,v_C,FALSE);
}
// Blur
/*
{
// Fill vertex buffer
u32 Offset;
FVF::TL4uv* pv = (FVF::TL4uv*) RCache.Vertex.Lock (4,geom_Blur.stride(),Offset);
RImplementation.ApplyBlur4 (pv,P_rt_size,P_rt_size,P_blur_kernel);
RCache.Vertex.Unlock (4,geom_Blur.stride());
// Actual rendering (pass0, temp2real)
RCache.set_RT (RT->pRT);
RCache.set_ZB (NULL);
RCache.set_Shader (sh_BlurTR );
RCache.set_Geometry (geom_Blur );
RCache.Render (D3DPT_TRIANGLELIST,Offset,0,4,0,2);
}
*/
// Finita la comedia
Device.Statistic->RenderDUMP_Pcalc.End ();
RCache.set_xform_project (Device.mProject);
RCache.set_xform_view (Device.mView);
}
