void BuildMatrix (Fmatrix &mView, float invsz, const Fvector norm, const Fvector& from)
{
// build projection
Fmatrix mScale;
Fvector at,up,right,y;
at.sub (from,norm);
y.set (0,1,0);
if (_abs(norm.y)>.99f) y.set(1,0,0);
right.crossproduct (y,norm);
up.crossproduct (norm,right);
mView.build_camera (from,at,up);
mScale.scale (invsz,invsz,invsz);
mView.mulA_43 (mScale);
}
void CWallmarksEngine::BuildMatrix (Fmatrix &mView, float invsz, const Fvector& from)
{
// build projection
Fmatrix mScale;
Fvector at,up,right,y;
at.sub (from,sml_normal);
y.set (0,1,0);
if (_abs(sml_normal.y)>.99f) y.set(1,0,0);
right.crossproduct (y,sml_normal);
up.crossproduct (sml_normal,right);
mView.build_camera (from,at,up);
mScale.scale (invsz,invsz,invsz);
mView.mulA_43 (mScale);
}
void CLightShadows::calculate ()
{
if (casters.empty()) return;
BOOL bRTS = FALSE;
Device.Statistic->RenderDUMP_Scalc.Begin ();
HW.pDevice->SetRenderState (D3DRS_ZENABLE, D3DZB_FALSE);
// iterate on objects
int slot_id = 0;
int slot_line = S_rt_size/S_size;
int slot_max = slot_line*slot_line;
const float eps = 2*EPS_L;
for (u32 o_it=0; o_it<casters.size(); o_it++)
{
caster& C = *casters [o_it];
if (C.nodes.empty()) continue;
// Select lights and calc importance
CROS_impl* LT = (CROS_impl*)C.O->renderable_ROS();
xr_vector<CROS_impl::Light>& lights = LT->lights;
// iterate on lights
for (u32 l_it=0; (l_it<lights.size()) && (slot_id<slot_max); l_it++)
{
CROS_impl::Light& L = lights[l_it];
if (L.energy<S_level) continue;
//Msg ("~ light: %d",l_it);
// setup rt+state(s) for first use
if (!bRTS) {
bRTS = TRUE;
RCache.set_RT (RT_temp->pRT);
RCache.set_ZB (RImplementation.Target->pTempZB);
HW.pDevice->Clear (0,0,D3DCLEAR_TARGET,D3DCOLOR_XRGB(255,255,255),1,0);
}
// calculate light center
Fvector Lpos = L.source->position;
float Lrange = L.source->range;
//Log ("* l-pos:",Lpos);
//Msg ("* l-range: %f",Lrange);
if (L.source->flags.type==IRender_Light::DIRECT)
{
// Msg (" -direct- : %f",L.energy);
Lpos.mul (L.source->direction,-100);
Lpos.add (C.C);
Lrange = 120;
} else {
VERIFY (_valid(Lpos));
VERIFY (_valid(C.C));
float _dist ;
while (true) {
_dist = C.C.distance_to (Lpos);
//Msg ("* o-dist: %f", _dist);
if (_dist>EPS_L) break;
Lpos.y += .01f; //. hack to avoid light-in-the-center-of-object
}
float _R = C.O->renderable.visual->vis.sphere.R+0.1f;
//Msg ("* o-r: %f",_R);
if (_dist<_R) {
Fvector Ldir;
Ldir.sub (C.C,Lpos);
Ldir.normalize ();
Lpos.mad (Lpos,Ldir,_dist-_R);
//Msg ("* moving lpos");
}
}
// calculate projection-matrix
Fmatrix mProject,mProjectR;
float p_dist = C.C.distance_to(Lpos);
float p_R = C.O->renderable.visual->vis.sphere.R;
float p_hat = p_R/p_dist;
float p_asp = 1.f;
float p_near = p_dist-p_R-eps;
float p_nearR = C.C.distance_to(L.source->position) + p_R*0.85f + eps;
p_nearR = p_near;
float p_far = _min(Lrange,_max(p_dist+S_fade,p_dist+p_R));
if (p_near<eps) continue;
if (p_far<(p_near+eps)) continue;
if (p_hat>0.9f) continue;
if (p_hat<0.01f) continue;
//Msg ("* near(%f), near-x(%f)",p_near,p_nearR);
mProject.build_projection_HAT (p_hat,p_asp,p_near, p_far);
mProjectR.build_projection_HAT (p_hat,p_asp,p_nearR, p_far);
RCache.set_xform_project (mProject);
// calculate view-matrix
Fmatrix mView;
Fvector v_D,v_N,v_R;
v_D.sub (C.C,Lpos);
v_D.normalize ();
if(1-_abs(v_D.y)<EPS) v_N.set(1,0,0);
else v_N.set(0,1,0);
v_R.crossproduct (v_N,v_D);
v_N.crossproduct (v_D,v_R);
mView.build_camera (Lpos,C.C,v_N);
RCache.set_xform_view (mView);
// combine and build frustum
Fmatrix mCombine,mCombineR;
mCombine.mul (mProject,mView);
mCombineR.mul (mProjectR,mView);
// Select slot and set viewport
int s_x = slot_id%slot_line;
int s_y = slot_id/slot_line;
D3DVIEWPORT9 VP = {s_x*S_size,s_y*S_size,S_size,S_size,0,1 };
CHK_DX (HW.pDevice->SetViewport(&VP));
// Render object-parts
for (u32 n_it=0; n_it<C.nodes.size(); n_it++)
{
NODE& N = C.nodes[n_it];
IRender_Visual *V = N.pVisual;
RCache.set_Element (V->shader_ref->E[SE_R1_LMODELS]);
RCache.set_xform_world (N.Matrix);
V->Render (-1.0f);
}
// register shadow and increment slot
shadows.push_back (shadow());
shadows.back().O = C.O;
shadows.back().slot = slot_id;
shadows.back().C = C.C;
shadows.back().M = mCombineR;
shadows.back().L = L.source;
shadows.back().E = L.energy;
#ifdef DEBUG
shadows.back().dbg_HAT = p_hat;
#endif
slot_id ++;
}
}
// clear casters
for (u32 cs=0; cs<casters.size(); cs++)
casters_pool.push_back(casters[cs]);
casters.clear ();
// Blur
if (bRTS)
{
// Fill VB
u32 Offset;
FVF::TL4uv* pv = (FVF::TL4uv*) RCache.Vertex.Lock (4,geom_Blur.stride(),Offset);
RImplementation.ApplyBlur4 (pv,S_rt_size,S_rt_size,S_blur_kernel);
RCache.Vertex.Unlock (4,geom_Blur.stride());
// Actual rendering (pass0, temp2real)
RCache.set_RT (RT->pRT );
RCache.set_ZB (RImplementation.Target->pTempZB );
RCache.set_Shader (sh_BlurTR );
RCache.set_Geometry (geom_Blur );
RCache.Render (D3DPT_TRIANGLELIST,Offset,0,4,0,2);
}
// Finita la comedia
HW.pDevice->SetRenderState (D3DRS_ZENABLE, D3DZB_TRUE);
Device.Statistic->RenderDUMP_Scalc.End ();
RCache.set_xform_project (Device.mProject);
RCache.set_xform_view (Device.mView);
}
void CDeflector::OA_Export()
{
if (UVpolys.empty()) return;
// Correct normal
// (semi-proportional to pixel density)
FPU::m64r ();
Fvector tN;
tN.set (0,0,0);
float density = 0;
float fcount = 0;
for (UVIt it = UVpolys.begin(); it!=UVpolys.end(); it++)
{
Face *F = it->owner;
Fvector SN;
SN.set (F->N);
SN.mul (1+EPS*F->CalcArea());
tN.add (SN);
density += F->Shader().lm_density;
fcount += 1.f;
}
if (tN.magnitude()>EPS_S && _valid(tN)) normal.set(tN).normalize();
else clMsg("* ERROR: Internal precision error in CDeflector::OA_Export");
density /= fcount;
// Orbitrary Oriented Ortho - Projection
Fmatrix mView;
Fvector at,from,up,right,y;
at.set (0,0,0);
from.add (at,normal);
y.set (0,1,0);
if (_abs(normal.y)>.99f) y.set(1,0,0);
right.crossproduct(y,normal); right.normalize_safe();
up.crossproduct(normal,right); up.normalize_safe();
mView.build_camera(from,at,up);
Fbox bb; bb.invalidate();
for (UVIt it = UVpolys.begin(); it!=UVpolys.end(); it++)
{
UVtri *T = &*it;
Face *F = T->owner;
Fvector P; // projected
for (int i=0; i<3; i++) {
mView.transform_tiny (P,F->v[i]->P);
T->uv[i].set (P.x,P.y);
bb.modify (F->v[i]->P);
}
}
bb.getsphere(Sphere.P,Sphere.R);
// UV rect
Fvector2 min,max,size;
GetRect (min,max);
size.sub (max,min);
// Surface
u32 dwWidth = iCeil(size.x*g_params.m_lm_pixels_per_meter*density+.5f); clamp(dwWidth, 1u,512u-2*BORDER);
u32 dwHeight = iCeil(size.y*g_params.m_lm_pixels_per_meter*density+.5f); clamp(dwHeight,1u,512u-2*BORDER);
layer.create (dwWidth,dwHeight);
}
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);
}