You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
803 lines
19 KiB
803 lines
19 KiB
/*==LICENSE==* |
|
|
|
CyanWorlds.com Engine - MMOG client, server and tools |
|
Copyright (C) 2011 Cyan Worlds, Inc. |
|
|
|
This program is free software: you can redistribute it and/or modify |
|
it under the terms of the GNU General Public License as published by |
|
the Free Software Foundation, either version 3 of the License, or |
|
(at your option) any later version. |
|
|
|
This program is distributed in the hope that it will be useful, |
|
but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
|
GNU General Public License for more details. |
|
|
|
You should have received a copy of the GNU General Public License |
|
along with this program. If not, see <http://www.gnu.org/licenses/>. |
|
|
|
Additional permissions under GNU GPL version 3 section 7 |
|
|
|
If you modify this Program, or any covered work, by linking or |
|
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK, |
|
NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent |
|
JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK |
|
(or a modified version of those libraries), |
|
containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA, |
|
PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG |
|
JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the |
|
licensors of this Program grant you additional |
|
permission to convey the resulting work. Corresponding Source for a |
|
non-source form of such a combination shall include the source code for |
|
the parts of OpenSSL and IJG JPEG Library used as well as that of the covered |
|
work. |
|
|
|
You can contact Cyan Worlds, Inc. by email legal@cyan.com |
|
or by snail mail at: |
|
Cyan Worlds, Inc. |
|
14617 N Newport Hwy |
|
Mead, WA 99021 |
|
|
|
*==LICENSE==*/ |
|
|
|
#include "hsWindows.h" |
|
#include <commdlg.h> |
|
|
|
#include "Max.h" |
|
#include "stdmat.h" |
|
#include "bmmlib.h" |
|
#include "iparamb2.h" |
|
#include "meshdlib.h" |
|
|
|
#include "hsTypes.h" |
|
|
|
#include <vector> |
|
#include <algorithm> |
|
|
|
#include "../MaxMain/plMaxNode.h" |
|
#include "../MaxComponent/plComponent.h" |
|
#include "../MaxComponent/plLightGrpComponent.h" |
|
#include "../MaxComponent/plSoftVolumeComponent.h" |
|
|
|
#include "plClusterUtil.h" |
|
|
|
#include "../plDrawable/plClusterGroup.h" |
|
#include "../plDrawable/plCluster.h" |
|
#include "../plDrawable/plSpanTemplate.h" |
|
#include "../plDrawable/plSpanInstance.h" |
|
#include "../plDrawable/plGeometrySpan.h" |
|
|
|
#include "../plSurface/hsGMaterial.h" |
|
#include "../plSurface/plLayer.h" |
|
#include "../plScene/plVisRegion.h" |
|
#include "../plGLight/plLightInfo.h" |
|
|
|
#include "plMeshConverter.h" |
|
#include "hsVertexShader.h" |
|
#include "plLightMapGen.h" |
|
|
|
#include "hsResMgr.h" |
|
#include "../pnKeyedObject/plUoid.h" |
|
|
|
#include "../pnMessage/plNodeRefMsg.h" |
|
|
|
#include "plTweak.h" |
|
|
|
plConst(int) kDefMinFaces(200); |
|
plConst(int) kDefMaxFaces(1000); |
|
plConst(hsScalar) kDefMinSize(50.f); |
|
|
|
plClusterUtil::plClusterUtil() |
|
: fGroup(nil), |
|
fTemplNode(nil), |
|
fTemplate(nil), |
|
fMinFaces(kDefMinFaces), |
|
fMaxFaces(kDefMaxFaces), |
|
fMinSize(kDefMinSize), |
|
fIdx(0) |
|
{ |
|
} |
|
|
|
plClusterUtil::~plClusterUtil() |
|
{ |
|
} |
|
|
|
plClusterGroup* plClusterUtil::CreateGroup(plMaxNode* templNode, const char* name) |
|
{ |
|
plClusterGroup* retVal = TRACKED_NEW plClusterGroup; |
|
|
|
char buff[256]; |
|
sprintf(buff, "%s_%s_%d", name, templNode->GetName(), fIdx++); |
|
hsgResMgr::ResMgr()->NewKey(buff, retVal, templNode->GetLocation(), templNode->GetLoadMask()); |
|
|
|
plKey sceneNode = templNode->GetRoomKey(); |
|
retVal->SetSceneNode(sceneNode); |
|
|
|
plNodeRefMsg* refMsg = TRACKED_NEW plNodeRefMsg(sceneNode, plRefMsg::kOnCreate, -1, plNodeRefMsg::kGeneric); |
|
hsgResMgr::ResMgr()->AddViaNotify(retVal->GetKey(), refMsg, plRefFlags::kActiveRef); |
|
|
|
return retVal; |
|
} |
|
|
|
plClusterGroup* plClusterUtil::SetupGroup(plClusterGroup *group, plMaxNode* templNode, plSpanTemplateB* templ) |
|
{ |
|
fTemplNode = templNode; |
|
fGroup = group; |
|
fTemplate = templ; |
|
|
|
fGroup->fTemplate = templ; |
|
fGroup->ISendToSelf(plClusterGroup::kRefMaterial, templ->fMaterial); |
|
|
|
fGroup->fRenderLevel = templ->fRenderLevel; |
|
|
|
fMinInsts = fMinFaces / templ->NumTris(); |
|
fMaxInsts = fMaxFaces / templ->NumTris(); |
|
if( fMinInsts < 1 ) |
|
fMinInsts = 1; |
|
if( fMaxInsts <= fMinInsts ) |
|
fMaxInsts = fMinInsts+1; |
|
|
|
// STUB |
|
// Finish setting up the group here (lights, visregions, LOD), extracting all info |
|
// from the template node. |
|
ISetupGroupFromTemplate(templNode); |
|
|
|
return fGroup; |
|
} |
|
|
|
void plClusterUtil::ISetupGroupFromTemplate(plMaxNode* templ) |
|
{ |
|
plLightGrpComponent* liGrp = plLightGrpComponent::GetComp(templ); |
|
if( liGrp ) |
|
{ |
|
const hsTArray<plLightInfo*>& lights = liGrp->GetLightInfos(); |
|
int i; |
|
for( i = 0; i < lights.GetCount(); i++ ) |
|
{ |
|
fGroup->ISendToSelf(plClusterGroup::kRefLight, lights[i]); |
|
} |
|
} |
|
if( templ->HasFade() ) |
|
{ |
|
hsScalar maxDist = 0; |
|
hsScalar minDist = 0; |
|
|
|
Box3 fade = templ->GetFade(); |
|
const hsScalar kMaxMaxDist = 1.e10f; |
|
if( fade.Min()[2] < 0 ) |
|
{ |
|
minDist = fade.Min()[0]; |
|
maxDist = kMaxMaxDist; |
|
} |
|
|
|
if( fade.Max()[2] > 0 ) |
|
maxDist = fade.Max()[0]; |
|
|
|
if( maxDist > minDist ) |
|
{ |
|
fGroup->fLOD.Set(minDist, maxDist); |
|
} |
|
} |
|
hsTArray<plVisRegion*> regions; |
|
plVisRegionComponent::CollectRegions(templ, regions); |
|
plEffVisSetComponent::CollectRegions(templ, regions); |
|
if( regions.GetCount() ) |
|
{ |
|
int i; |
|
for( i = 0; i < regions.GetCount(); i++ ) |
|
{ |
|
fGroup->ISendToSelf(plClusterGroup::kRefRegion, regions[i]); |
|
} |
|
} |
|
} |
|
|
|
class sortData |
|
{ |
|
public: |
|
UInt16 fIdx0; |
|
UInt16 fIdx1; |
|
UInt16 fIdx2; |
|
hsScalar fDist; |
|
|
|
sortData() {} |
|
sortData(UInt16 idx0, UInt16 idx1, UInt16 idx2, hsScalar dist) |
|
: fIdx0(idx0), fIdx1(idx1), fIdx2(idx2), fDist(dist) |
|
{ |
|
} |
|
|
|
bool operator<(const sortData& ot) const { return fDist < ot.fDist; } |
|
bool operator>(const sortData& ot) const { return fDist > ot.fDist; } |
|
bool operator==(const sortData& ot) const { return fDist == ot.fDist; } |
|
bool operator!=(const sortData& ot) const { return fDist != ot.fDist; } |
|
}; |
|
|
|
void plClusterUtil::ISortTemplate(plSpanTemplateB* templ) const |
|
{ |
|
UInt16* indexData = templ->fIndices; |
|
const int numTris = templ->NumTris(); |
|
typedef std::vector<sortData> sortVec; |
|
sortVec vec; |
|
vec.resize(numTris); |
|
sortVec::iterator iter; |
|
for( iter = vec.begin(); iter != vec.end(); iter++ ) |
|
{ |
|
iter->fIdx0 = indexData[0]; |
|
iter->fIdx1 = indexData[1]; |
|
iter->fIdx2 = indexData[2]; |
|
hsPoint3 pos; |
|
pos = *templ->Position(indexData[0]); |
|
float dist0 = pos.fX * pos.fX + pos.fY * pos.fY; |
|
pos = *templ->Position(indexData[1]); |
|
float dist1 = pos.fX * pos.fX + pos.fY * pos.fY; |
|
pos = *templ->Position(indexData[2]); |
|
float dist2 = pos.fX * pos.fX + pos.fY * pos.fY; |
|
|
|
iter->fDist = dist0 > dist1 |
|
? (dist0 > dist2 |
|
? dist0 |
|
: dist2) |
|
: (dist1 > dist2 |
|
? dist1 |
|
: dist2); |
|
|
|
indexData += 3; |
|
} |
|
|
|
std::sort(vec.begin(), vec.end(), std::less<sortData>()); |
|
|
|
indexData = templ->fIndices; |
|
for( iter = vec.begin(); iter != vec.end(); iter++ ) |
|
{ |
|
indexData[0] = iter->fIdx0; |
|
indexData[1] = iter->fIdx1; |
|
indexData[2] = iter->fIdx2; |
|
|
|
indexData += 3; |
|
} |
|
} |
|
|
|
void plClusterUtil::ITemplateFromGeo(plSpanTemplateB* templ, plGeometrySpan* geo) |
|
{ |
|
UInt16 format = plSpanTemplate::MakeFormat( |
|
true, // hasColor |
|
geo->GetNumUVs(), // UVW count |
|
geo->fFormat & plGeometrySpan::kSkinIndices, // hasWgtIdx |
|
(geo->fFormat & plGeometrySpan::kSkinWeightMask) >> 4, // NumWeights |
|
true, // hasNorm |
|
true // hasPos; |
|
); |
|
|
|
|
|
UInt32 numVerts = geo->fNumVerts; |
|
UInt32 numTris = geo->fNumIndices / 3; |
|
|
|
// Alloc it. |
|
templ->Alloc(format, numVerts, numTris); |
|
templ->AllocColors(); |
|
|
|
UInt32 numPos = templ->NumPos(); |
|
UInt32 numNorm = templ->NumNorm(); |
|
UInt32 numUVWs = templ->NumUVWs(); |
|
UInt32 numWeights = templ->NumWeights(); |
|
UInt32 numColor = templ->NumColor(); |
|
UInt32 numColor2 = templ->NumColor2(); |
|
UInt32 numWgtIdx = templ->NumWgtIdx(); |
|
|
|
// Fill in the data. |
|
memcpy(templ->fIndices, geo->fIndexData, templ->IndexSize()); |
|
|
|
int i; |
|
for( i = 0; i < templ->NumVerts(); i++ ) |
|
{ |
|
float wgt[4]; |
|
UInt32 wgtIdx; |
|
|
|
geo->ExtractInitColor(i, templ->MultColor(i), templ->AddColor(i)); |
|
|
|
hsColorRGBA color; |
|
geo->ExtractVertex(i, templ->Position(i), templ->Normal(i), &color); |
|
|
|
if( templ->NumColor() ) |
|
*templ->Color(i) = color.ToARGB32(); |
|
if( templ->NumColor2() ) |
|
*templ->Color2(i) = 0; |
|
|
|
int k; |
|
for( k = 0; k < templ->NumUVWs(); k++ ) |
|
{ |
|
geo->ExtractUv(i, k, templ->UVWs(i, k)); |
|
} |
|
|
|
if( templ->NumWeights() ) |
|
{ |
|
geo->ExtractWeights(i, wgt, &wgtIdx); |
|
int j; |
|
for( j = 0; j < templ->NumWeights(); j++ ) |
|
*templ->Weight(i, j) = wgt[j]; |
|
if( templ->NumWgtIdx() ) |
|
*templ->WgtIdx(i) = wgtIdx; |
|
} |
|
} |
|
|
|
// Compute the local bounds. |
|
templ->ComputeBounds(); |
|
|
|
ISortTemplate(templ); |
|
} |
|
|
|
plSpanTemplateB* plClusterUtil::IAddTemplate(plMaxNode* templNode, plGeometrySpan* geo) |
|
{ |
|
// Shade our mesh. |
|
// STUB |
|
|
|
// Create our blank template |
|
plSpanTemplateB* templ = TRACKED_NEW plSpanTemplateB(templNode); |
|
|
|
templ->fRenderLevel = templNode->GetRenderLevel(!templNode->GetNoDeferDraw()); |
|
|
|
ITemplateFromGeo(templ, geo); |
|
|
|
return templ; |
|
} |
|
|
|
void plClusterUtil::IAddTemplates(plMaxNode* templNode, plSpanTemplTab& templs) |
|
{ |
|
// STUB |
|
// Get the Mesh |
|
|
|
// Figure the format and total number of verts. |
|
// If we're lazy or pressed for time we could use MeshConverter. |
|
// But we'd probably spend more time undoing MeshConverter hacks than if we start |
|
// from scratch. |
|
// But, here we go descending cheerully into hell. |
|
// At least with this interface we can bail and do it right later without to much |
|
// bloodshed. |
|
hsTArray<plGeometrySpan*> spanArray; |
|
if( !plMeshConverter::Instance().CreateSpans(templNode, spanArray, false) ) |
|
return; |
|
|
|
plLightMapGen::Instance().Open(::GetCOREInterface(), ::GetCOREInterface()->GetTime(), false); |
|
hsVertexShader::Instance().Open(); |
|
|
|
hsVertexShader::Instance().ShadeNode(templNode, |
|
templNode->GetLocalToWorld44(), templNode->GetWorldToLocal44(), |
|
spanArray); |
|
|
|
plLightMapGen::Instance().Close(); |
|
hsVertexShader::Instance().Close(); |
|
|
|
int i; |
|
for( i = 0; i < spanArray.GetCount(); i++ ) |
|
{ |
|
plSpanTemplateB* templ = IAddTemplate(templNode, spanArray[i]); |
|
templs.Append(1, &templ); |
|
templ->fMaterial = spanArray[i]->fMaterial; |
|
|
|
delete spanArray[i]; |
|
} |
|
} |
|
|
|
Box3 plClusterUtil::IBound(const plL2WTab& src) const |
|
{ |
|
Box3 box; |
|
int i; |
|
for( i = 0; i < src.Count(); i++ ) |
|
{ |
|
box += src[i].GetTrans(); |
|
} |
|
return box; |
|
} |
|
|
|
Point3 plClusterUtil::ILength(const plL2WTab& src) const |
|
{ |
|
Box3 box = IBound(src); |
|
return box.Max() - box.Min(); |
|
} |
|
|
|
int plClusterUtil::ISelectAxis(const plL2WTab& src) const |
|
{ |
|
Box3 box = IBound(src); |
|
Point3 del = box.Max() - box.Min(); |
|
if( del.x > del.y ) |
|
{ |
|
if( del.x > del.z ) |
|
return 0; |
|
else |
|
return 2; |
|
} |
|
if( del.y > del.z ) |
|
return 1; |
|
|
|
return 2; |
|
} |
|
|
|
static int sortAxis = 0; |
|
static int cmp(const void *elem1, const void *elem2) |
|
{ |
|
Matrix3* m1 = (Matrix3*) elem1; |
|
Matrix3* m2 = (Matrix3*) elem2; |
|
|
|
float d1 = m1->GetTrans()[sortAxis]; |
|
float d2 = m2->GetTrans()[sortAxis]; |
|
|
|
if( d1 < d2 ) |
|
return -1; |
|
else if( d1 > d2 ) |
|
return 1; |
|
|
|
return 0; |
|
} |
|
|
|
|
|
hsBool plClusterUtil::ISplitCluster(plSpanTemplateB* templ, plL2WTab& src, plL2WTab& lo, plL2WTab& hi) |
|
{ |
|
// Tried this, seems to work pretty well, but a more even grid is probably wiser at |
|
// this point. |
|
#if 0 // MAX_SEP |
|
if( src.Count() <= fMinInsts) |
|
return false; |
|
|
|
// Pick an axis |
|
sortAxis = ISelectAxis(src); |
|
|
|
if( src.Count() < fMaxInsts) |
|
{ |
|
Point3 len = ILength(src); |
|
if( len[sortAxis] < fMinSize ) |
|
return false; |
|
} |
|
|
|
// Sort by that axis |
|
src.Sort(cmp); |
|
|
|
// Find the biggest gap |
|
float maxDist = 0; |
|
int pivot = 0; |
|
int i; |
|
for( i = 1; i < src.Count(); i++ ) |
|
{ |
|
float dist = src[i].GetTrans()[sortAxis] - src[i-1].GetTrans()[sortAxis]; |
|
if( dist > maxDist ) |
|
{ |
|
maxDist = dist; |
|
pivot = i; |
|
} |
|
} |
|
hsAssert((pivot > 0) && (pivot < src.Count()), "Invalid pivot found"); |
|
|
|
// Put everyone above it in hi, below it in lo |
|
lo.Append(pivot, src.Addr(0)); |
|
hi.Append(src.Count()-pivot, src.Addr(pivot)); |
|
|
|
#else // MAX_SEP |
|
|
|
if( src.Count() <= fMinInsts ) |
|
return false; |
|
|
|
// Pick an axis |
|
sortAxis = ISelectAxis(src); |
|
|
|
if( src.Count() < fMaxInsts) |
|
{ |
|
Point3 len = ILength(src); |
|
if( len[sortAxis] < fMinSize ) |
|
return false; |
|
} |
|
|
|
// Sort by that axis |
|
src.Sort(cmp); |
|
|
|
int pivot = src.Count() >> 1; |
|
lo.Append(pivot, src.Addr(0)); |
|
hi.Append(src.Count()-pivot, src.Addr(pivot)); |
|
#endif // MAX_SEP |
|
|
|
return true; |
|
} |
|
|
|
void plClusterUtil::IFindClustersRecur(plSpanTemplateB* templ, plL2WTab& src, plL2WTabTab& dst) |
|
{ |
|
plL2WTab lo; |
|
plL2WTab hi; |
|
|
|
if( ISplitCluster(templ, src, lo, hi) ) |
|
{ |
|
// Keep going |
|
IFindClustersRecur(templ, lo, dst); |
|
IFindClustersRecur(templ, hi, dst); |
|
} |
|
else |
|
{ |
|
plL2WTab* tab = TRACKED_NEW plL2WTab(src); |
|
dst.Append(1, &tab); |
|
} |
|
} |
|
|
|
void plClusterUtil::IFreeClustersRecur(plL2WTabTab& dst) const |
|
{ |
|
int i; |
|
for( i = 0; i < dst.Count(); i++ ) |
|
delete dst[i]; |
|
} |
|
|
|
inline hsScalar inlGetAlpha(UInt32* color) |
|
{ |
|
return hsScalar(*color >> 24) / 255.99f; |
|
} |
|
|
|
plSpanEncoding plClusterUtil::ISelectEncoding(plPoint3TabTab& delPosTab, plColorTabTab& colorsTab) |
|
{ |
|
hsBool hasColor = false; |
|
hsBool hasAlpha = false; |
|
hsScalar maxLenSq = 0; |
|
hsScalar maxX = 0; |
|
hsScalar maxY = 0; |
|
hsScalar maxZ = 0; |
|
int i; |
|
for( i = 0; i < delPosTab.Count(); i++ ) |
|
{ |
|
int j; |
|
if( delPosTab[i] ) |
|
{ |
|
plPoint3Tab& delPos = *delPosTab[i]; |
|
for( j = 0; j < delPos.Count(); j++ ) |
|
{ |
|
hsScalar lenSq = delPos[j].MagnitudeSquared(); |
|
if( lenSq > maxLenSq ) |
|
maxLenSq = lenSq; |
|
hsScalar d = fabs(delPos[j].fX); |
|
if( d > maxX ) |
|
maxX = d; |
|
d = fabs(delPos[j].fY); |
|
if( d > maxY ) |
|
maxY = d; |
|
d = fabs(delPos[j].fZ); |
|
if( d > maxZ ) |
|
maxZ = d; |
|
|
|
} |
|
} |
|
|
|
if( colorsTab[i] ) |
|
{ |
|
plColorTab& color = *colorsTab[i]; |
|
for( j = 0; j < color.Count(); j++ ) |
|
{ |
|
UInt32 col = color[j]; |
|
if( (col & 0x00ffffff) != 0x00ffffff ) |
|
hasColor = true; |
|
if( (col & 0xff000000) != 0xff000000 ) |
|
hasAlpha = true; |
|
} |
|
} |
|
} |
|
|
|
UInt32 code = 0; |
|
hsScalar posScale = 1.f; |
|
|
|
if( hasColor && hasAlpha ) |
|
code |= plSpanEncoding::kColAI88; |
|
else if( hasColor ) |
|
code |= plSpanEncoding::kColI8; |
|
else if( hasAlpha ) |
|
code |= plSpanEncoding::kColA8; |
|
|
|
plConst(hsScalar) kPosQuantum(0.5 / 12.f); // 1/2 inch. |
|
hsScalar maxLen = hsSquareRoot(maxLenSq); |
|
if( maxLen > kPosQuantum ) |
|
{ |
|
if( (maxX < kPosQuantum) && (maxY < kPosQuantum) ) |
|
{ |
|
code |= plSpanEncoding::kPos008; |
|
posScale = maxLen / 255.9f; |
|
} |
|
else if( (maxLen / 255.9f) < kPosQuantum ) |
|
{ |
|
code |= plSpanEncoding::kPos888; |
|
posScale = maxLen / 255.9f; |
|
} |
|
else if( (maxLen / hsScalar(1 << 10)) < kPosQuantum ) |
|
{ |
|
code |= plSpanEncoding::kPos101010; |
|
posScale = maxLen / hsScalar(1 << 10); |
|
} |
|
else |
|
{ |
|
code |= plSpanEncoding::kPos161616; |
|
posScale = maxLen / hsScalar(1 << 16); |
|
} |
|
} |
|
return plSpanEncoding(code, posScale); |
|
} |
|
|
|
static int CompTemplates(const void *elem1, const void *elem2) |
|
{ |
|
plSpanTemplateB* templA = *((plSpanTemplateB**)elem1); |
|
plSpanTemplateB* templB = *((plSpanTemplateB**)elem2); |
|
|
|
hsScalar hA = templA->GetLocalBounds().GetMaxs().fZ; |
|
hsScalar hB = templB->GetLocalBounds().GetMaxs().fZ; |
|
|
|
if( hA < hB ) |
|
return -1; |
|
|
|
if( hA > hB ) |
|
return 1; |
|
|
|
return 0; |
|
} |
|
|
|
void plClusterUtil::ISortTemplates(plSpanTemplTab& templs) const |
|
{ |
|
templs.Sort(CompTemplates); |
|
|
|
float maxZ = -1.e33f; |
|
|
|
int i; |
|
for( i = 1; i < templs.Count(); i++ ) |
|
{ |
|
templs[i]->fRenderLevel.Set(templs[i-1]->fRenderLevel.Level() + 1); |
|
} |
|
} |
|
|
|
plSpanTemplTab plClusterUtil::MakeTemplates(INode* templNode) |
|
{ |
|
plSpanTemplTab templs; |
|
IAddTemplates((plMaxNode*)templNode, templs); |
|
ISortTemplates(templs); |
|
return templs; |
|
} |
|
|
|
void plClusterUtil::AddClusters(plL2WTab& insts, plDeformVert* def, plShadeVert* shade) |
|
{ |
|
plPoint3TabTab delPos; |
|
plColorTabTab colors; |
|
|
|
plL2WTabTab clusters; |
|
IFindClustersRecur(fTemplate, insts, clusters); |
|
|
|
int j; |
|
for( j = 0; j < clusters.Count(); j++ ) |
|
{ |
|
// Create a plCluster to hold them all. |
|
plCluster* cluster = fGroup->IAddCluster(); |
|
|
|
// Get the delPositions and colors for all the instances |
|
IAllocPosAndColor(fTemplate, *clusters[j], delPos, colors); |
|
|
|
IDelPosAndColor(fTemplate, |
|
*clusters[j], |
|
def, shade, |
|
delPos, colors); |
|
|
|
|
|
// Look through the results and pick out a proper encoding |
|
plSpanEncoding code = ISelectEncoding(delPos, colors); |
|
cluster->SetEncoding(code); |
|
|
|
// Now create, encode and add all the insts to the cluster. |
|
IAddInstsToCluster(cluster, fTemplate, *clusters[j], delPos, colors); |
|
|
|
IFreePosAndColor(delPos, colors); |
|
} |
|
|
|
IFreeClustersRecur(clusters); |
|
} |
|
|
|
void plClusterUtil::IAddInstsToCluster(plCluster* cluster, plSpanTemplateB* templ, |
|
const plL2WTab& insts, |
|
plPoint3TabTab& delPos, |
|
plColorTabTab& colors) |
|
{ |
|
int i; |
|
for( i = 0; i < insts.Count(); i++ ) |
|
{ |
|
plSpanInstance* span = TRACKED_NEW plSpanInstance; |
|
span->Alloc(cluster->GetEncoding(), templ->NumVerts()); |
|
|
|
span->SetLocalToWorld(plMaxNodeBase::Matrix3ToMatrix44(insts[i])); |
|
|
|
span->Encode(cluster->GetEncoding(), templ->NumVerts(), |
|
delPos[i] ? delPos[i]->Addr(0) : nil, |
|
colors[i] ? colors[i]->Addr(0) : nil); |
|
|
|
cluster->IAddInst(span); |
|
} |
|
} |
|
|
|
|
|
void plClusterUtil::IAllocPosAndColor(plSpanTemplateB* templ, const plL2WTab& insts, |
|
plPoint3TabTab& delPos, plColorTabTab& colors) |
|
{ |
|
delPos.SetCount(insts.Count()); |
|
colors.SetCount(insts.Count()); |
|
|
|
const int numVerts = templ->NumVerts(); |
|
int i; |
|
for( i = 0; i < insts.Count(); i++ ) |
|
{ |
|
delPos[i] = nil; |
|
colors[i] = nil; |
|
} |
|
} |
|
|
|
void plClusterUtil::IFreePosAndColor(plPoint3TabTab& delPos, plColorTabTab& colors) const |
|
{ |
|
int i; |
|
for( i = 0; i < delPos.Count(); i++ ) |
|
delete delPos[i]; |
|
for( i = 0; i < colors.Count(); i++ ) |
|
delete colors[i]; |
|
} |
|
|
|
void plClusterUtil::IDelPosAndColor(plSpanTemplateB* templ, |
|
const plL2WTab& insts, plDeformVert* def, plShadeVert* shade, |
|
plPoint3TabTab& delPos, plColorTabTab& colors) |
|
{ |
|
|
|
hsBool doDef = def != nil; |
|
hsBool doCol = shade != nil; |
|
// For each inst |
|
int i; |
|
for( i = 0; i < insts.Count(); i++ ) |
|
{ |
|
hsBounds3Ext wBnd = templ->GetLocalBounds(); |
|
hsMatrix44 l2w = plMaxNodeBase::Matrix3ToMatrix44(insts[i]); |
|
hsMatrix44 w2l; |
|
l2w.GetInverse(&w2l); |
|
hsMatrix44 w2lT; |
|
w2l.GetTranspose(&w2lT); |
|
|
|
wBnd.Transform(&l2w); |
|
|
|
if( doDef ) |
|
{ |
|
def->Begin(templ->GetSrcNode(), wBnd); |
|
|
|
delPos[i] = TRACKED_NEW plPoint3Tab; |
|
delPos[i]->SetCount(templ->NumVerts()); |
|
int j; |
|
for( j = 0; j < templ->NumVerts(); j++ ) |
|
{ |
|
hsPoint3 p = l2w * *templ->Position(j); |
|
plPoint3Tab& dp = *delPos[i]; |
|
dp[j] = def->GetDel(p); |
|
dp[j] = w2l * dp[j]; |
|
} |
|
|
|
def->End(); |
|
} |
|
|
|
|
|
|
|
// Make the stored colors the actual output UInt32. |
|
// templ has the mult and add colors, apply them here. |
|
if( doCol ) |
|
{ |
|
shade->Begin(templ->GetSrcNode(), wBnd); |
|
|
|
colors[i] = TRACKED_NEW plColorTab; |
|
colors[i]->SetCount(templ->NumVerts()); |
|
int j; |
|
for( j = 0; j < templ->NumVerts(); j++ ) |
|
{ |
|
hsPoint3 pos = *templ->Position(j); |
|
pos += (*delPos[i])[j]; |
|
pos = l2w * pos; |
|
|
|
hsVector3 norm = *templ->Normal(j); |
|
norm = w2lT * norm; |
|
|
|
Color rgb = shade->GetShade(pos, norm); |
|
|
|
rgb *= Color(templ->MultColor(j)->r, templ->MultColor(j)->g, templ->MultColor(j)->b); |
|
rgb += Color(templ->AddColor(j)->r, templ->AddColor(j)->g, templ->AddColor(j)->b); |
|
|
|
(*colors[i])[j] = hsColorRGBA().Set(rgb.r, rgb.g, rgb.b, templ->MultColor(j)->a).ToARGB32(); |
|
} |
|
shade->End(); |
|
} |
|
|
|
} |
|
} |
|
|
|
|