OctaCore/src/engine/skelmodel.hh

1895 lines
64 KiB
C++

VARP(gpuskel, 0, 1, 1);
VAR(maxskelanimdata, 1, 192, 0);
#define BONEMASK_NOT 0x8000
#define BONEMASK_END 0xFFFF
#define BONEMASK_BONE 0x7FFF
struct skelhitdata;
struct skelmodel : animmodel
{
struct vert { vec pos, norm; vec2 tc; quat tangent; int blend, interpindex; };
struct vvert { vec pos; hvec2 tc; squat tangent; };
struct vvertg { hvec4 pos; hvec2 tc; squat tangent; };
struct vvertgw : vvertg { uchar weights[4]; uchar bones[4]; };
struct tri { ushort vert[3]; };
struct blendcombo
{
int uses, interpindex;
float weights[4];
uchar bones[4], interpbones[4];
blendcombo() : uses(1)
{
}
bool operator==(const blendcombo &c) const
{
loopk(4) if(bones[k] != c.bones[k]) return false;
loopk(4) if(weights[k] != c.weights[k]) return false;
return true;
}
int size() const
{
int i = 1;
while(i < 4 && weights[i]) i++;
return i;
}
static bool sortcmp(const blendcombo &x, const blendcombo &y)
{
loopi(4)
{
if(x.weights[i])
{
if(!y.weights[i]) return true;
}
else if(y.weights[i]) return false;
else break;
}
return false;
}
int addweight(int sorted, float weight, int bone)
{
if(weight <= 1e-3f) return sorted;
loopk(sorted) if(weight > weights[k])
{
for(int l = min(sorted-1, 2); l >= k; l--)
{
weights[l+1] = weights[l];
bones[l+1] = bones[l];
}
weights[k] = weight;
bones[k] = bone;
return sorted<4 ? sorted+1 : sorted;
}
if(sorted>=4) return sorted;
weights[sorted] = weight;
bones[sorted] = bone;
return sorted+1;
}
void finalize(int sorted)
{
loopj(4-sorted) { weights[sorted+j] = 0; bones[sorted+j] = 0; }
if(sorted <= 0) return;
float total = 0;
loopj(sorted) total += weights[j];
total = 1.0f/total;
loopj(sorted) weights[j] *= total;
}
template<class T>
void serialize(T &v)
{
if(interpindex >= 0)
{
v.weights[0] = 255;
loopk(3) v.weights[k+1] = 0;
v.bones[0] = 2*interpindex;
loopk(3) v.bones[k+1] = v.bones[0];
}
else
{
int total = 0;
loopk(4) total += (v.weights[k] = uchar(0.5f + weights[k]*255));
while(total > 255)
{
loopk(4) if(v.weights[k] > 0 && total > 255) { v.weights[k]--; total--; }
}
while(total < 255)
{
loopk(4) if(v.weights[k] < 255 && total < 255) { v.weights[k]++; total++; }
}
loopk(4) v.bones[k] = 2*interpbones[k];
}
}
};
struct animcacheentry
{
animstate as[MAXANIMPARTS];
float pitch;
int millis;
uchar *partmask;
ragdolldata *ragdoll;
animcacheentry() : ragdoll(NULL)
{
loopk(MAXANIMPARTS) as[k].cur.fr1 = as[k].prev.fr1 = -1;
}
bool operator==(const animcacheentry &c) const
{
loopi(MAXANIMPARTS) if(as[i]!=c.as[i]) return false;
return pitch==c.pitch && partmask==c.partmask && ragdoll==c.ragdoll && (!ragdoll || min(millis, c.millis) >= ragdoll->lastmove);
}
bool operator!=(const animcacheentry &c) const
{
return !operator==(c);
}
};
struct vbocacheentry : animcacheentry
{
GLuint vbuf;
int owner;
vbocacheentry() : vbuf(0), owner(-1) {}
};
struct skelcacheentry : animcacheentry
{
dualquat *bdata;
int version;
skelcacheentry() : bdata(NULL), version(-1) {}
void nextversion()
{
version = Shader::uniformlocversion();
}
};
struct blendcacheentry : skelcacheentry
{
int owner;
blendcacheentry() : owner(-1) {}
};
struct skelmeshgroup;
struct skelmesh : mesh
{
vert *verts;
tri *tris;
int numverts, numtris, maxweights;
int voffset, eoffset, elen;
ushort minvert, maxvert;
skelmesh() : verts(NULL), tris(NULL), numverts(0), numtris(0), maxweights(0)
{
}
virtual ~skelmesh()
{
DELETEA(verts);
DELETEA(tris);
}
int addblendcombo(const blendcombo &c)
{
maxweights = max(maxweights, c.size());
return ((skelmeshgroup *)group)->addblendcombo(c);
}
void smoothnorms(float limit = 0, bool areaweight = true)
{
mesh::smoothnorms(verts, numverts, tris, numtris, limit, areaweight);
}
void buildnorms(bool areaweight = true)
{
mesh::buildnorms(verts, numverts, tris, numtris, areaweight);
}
void calctangents(bool areaweight = true)
{
mesh::calctangents(verts, verts, numverts, tris, numtris, areaweight);
}
void calcbb(vec &bbmin, vec &bbmax, const matrix4x3 &m)
{
loopj(numverts)
{
vec v = m.transform(verts[j].pos);
bbmin.min(v);
bbmax.max(v);
}
}
void genBIH(BIH::mesh &m)
{
m.tris = (const BIH::tri *)tris;
m.numtris = numtris;
m.pos = (const uchar *)&verts->pos;
m.posstride = sizeof(vert);
m.tc = (const uchar *)&verts->tc;
m.tcstride = sizeof(vert);
}
void genshadowmesh(vector<triangle> &out, const matrix4x3 &m)
{
loopj(numtris)
{
triangle &t = out.add();
t.a = m.transform(verts[tris[j].vert[0]].pos);
t.b = m.transform(verts[tris[j].vert[1]].pos);
t.c = m.transform(verts[tris[j].vert[2]].pos);
}
}
static inline void assignvert(vvertg &vv, int j, vert &v, blendcombo &c)
{
vv.pos = hvec4(v.pos, 1);
vv.tc = v.tc;
vv.tangent = v.tangent;
}
static inline void assignvert(vvertgw &vv, int j, vert &v, blendcombo &c)
{
vv.pos = hvec4(v.pos, 1);
vv.tc = v.tc;
vv.tangent = v.tangent;
c.serialize(vv);
}
template<class T>
int genvbo(vector<ushort> &idxs, int offset, vector<T> &vverts)
{
voffset = offset;
eoffset = idxs.length();
loopi(numverts)
{
vert &v = verts[i];
assignvert(vverts.add(), i, v, ((skelmeshgroup *)group)->blendcombos[v.blend]);
}
loopi(numtris) loopj(3) idxs.add(voffset + tris[i].vert[j]);
elen = idxs.length()-eoffset;
minvert = voffset;
maxvert = voffset + numverts-1;
return numverts;
}
template<class T>
int genvbo(vector<ushort> &idxs, int offset, vector<T> &vverts, int *htdata, int htlen)
{
voffset = offset;
eoffset = idxs.length();
minvert = 0xFFFF;
loopi(numtris)
{
tri &t = tris[i];
loopj(3)
{
int index = t.vert[j];
vert &v = verts[index];
T vv;
assignvert(vv, index, v, ((skelmeshgroup *)group)->blendcombos[v.blend]);
int htidx = hthash(v.pos)&(htlen-1);
loopk(htlen)
{
int &vidx = htdata[(htidx+k)&(htlen-1)];
if(vidx < 0) { vidx = idxs.add(ushort(vverts.length())); vverts.add(vv); break; }
else if(!memcmp(&vverts[vidx], &vv, sizeof(vv))) { minvert = min(minvert, idxs.add(ushort(vidx))); break; }
}
}
}
elen = idxs.length()-eoffset;
minvert = min(minvert, ushort(voffset));
maxvert = max(minvert, ushort(vverts.length()-1));
return vverts.length()-voffset;
}
int genvbo(vector<ushort> &idxs, int offset)
{
loopi(numverts) verts[i].interpindex = ((skelmeshgroup *)group)->remapblend(verts[i].blend);
voffset = offset;
eoffset = idxs.length();
loopi(numtris)
{
tri &t = tris[i];
loopj(3) idxs.add(voffset+t.vert[j]);
}
minvert = voffset;
maxvert = voffset + numverts-1;
elen = idxs.length()-eoffset;
return numverts;
}
template<class T>
static inline void fillvert(T &vv, int j, vert &v)
{
vv.tc = v.tc;
}
template<class T>
void fillverts(T *vdata)
{
vdata += voffset;
loopi(numverts) fillvert(vdata[i], i, verts[i]);
}
template<class T>
void interpverts(const dualquat * RESTRICT bdata1, const dualquat * RESTRICT bdata2, T * RESTRICT vdata, skin &s)
{
const int blendoffset = ((skelmeshgroup *)group)->skel->numgpubones;
bdata2 -= blendoffset;
vdata += voffset;
loopi(numverts)
{
const vert &src = verts[i];
T &dst = vdata[i];
const dualquat &b = (src.interpindex < blendoffset ? bdata1 : bdata2)[src.interpindex];
dst.pos = b.transform(src.pos);
quat q = b.transform(src.tangent);
fixqtangent(q, src.tangent.w);
dst.tangent = q;
}
}
void setshader(Shader *s, int row)
{
skelmeshgroup *g = (skelmeshgroup *)group;
if(row) s->setvariant(g->skel->usegpuskel ? min(maxweights, g->vweights) : 0, row);
else if(g->skel->usegpuskel) s->setvariant(min(maxweights, g->vweights)-1, 0);
else s->set();
}
void render(const animstate *as, skin &s, vbocacheentry &vc)
{
if(!Shader::lastshader) return;
glDrawRangeElements_(GL_TRIANGLES, minvert, maxvert, elen, GL_UNSIGNED_SHORT, &((skelmeshgroup *)group)->edata[eoffset]);
glde++;
xtravertsva += numverts;
}
};
struct tag
{
char *name;
int bone;
matrix4x3 matrix;
tag() : name(NULL) {}
~tag() { DELETEA(name); }
};
struct skelanimspec
{
char *name;
int frame, range;
skelanimspec() : name(NULL), frame(0), range(0) {}
~skelanimspec()
{
DELETEA(name);
}
};
struct boneinfo
{
const char *name;
int parent, children, next, group, scheduled, interpindex, interpparent, ragdollindex, correctindex;
float pitchscale, pitchoffset, pitchmin, pitchmax;
dualquat base, invbase;
boneinfo() : name(NULL), parent(-1), children(-1), next(-1), group(INT_MAX), scheduled(-1), interpindex(-1), interpparent(-1), ragdollindex(-1), correctindex(-1), pitchscale(0), pitchoffset(0), pitchmin(0), pitchmax(0) {}
~boneinfo()
{
DELETEA(name);
}
};
struct antipode
{
int parent, child;
antipode(int parent, int child) : parent(parent), child(child) {}
};
struct pitchdep
{
int bone, parent;
dualquat pose;
};
struct pitchtarget
{
int bone, frame, corrects, deps;
float pitchmin, pitchmax, deviated;
dualquat pose;
};
struct pitchcorrect
{
int bone, target, parent;
float pitchmin, pitchmax, pitchscale, pitchangle, pitchtotal;
pitchcorrect() : parent(-1), pitchangle(0), pitchtotal(0) {}
};
struct skeleton
{
char *name;
int shared;
vector<skelmeshgroup *> users;
boneinfo *bones;
int numbones, numinterpbones, numgpubones, numframes;
dualquat *framebones;
vector<skelanimspec> skelanims;
vector<tag> tags;
vector<antipode> antipodes;
ragdollskel *ragdoll;
vector<pitchdep> pitchdeps;
vector<pitchtarget> pitchtargets;
vector<pitchcorrect> pitchcorrects;
bool usegpuskel;
vector<skelcacheentry> skelcache;
hashtable<GLuint, int> blendoffsets;
skeleton() : name(NULL), shared(0), bones(NULL), numbones(0), numinterpbones(0), numgpubones(0), numframes(0), framebones(NULL), ragdoll(NULL), usegpuskel(false), blendoffsets(32)
{
}
~skeleton()
{
DELETEA(name);
DELETEA(bones);
DELETEA(framebones);
DELETEP(ragdoll);
loopv(skelcache)
{
DELETEA(skelcache[i].bdata);
}
}
skelanimspec *findskelanim(const char *name, char sep = '\0')
{
int len = sep ? strlen(name) : 0;
loopv(skelanims)
{
if(skelanims[i].name)
{
if(sep)
{
const char *end = strchr(skelanims[i].name, ':');
if(end && end - skelanims[i].name == len && !memcmp(name, skelanims[i].name, len)) return &skelanims[i];
}
if(!strcmp(name, skelanims[i].name)) return &skelanims[i];
}
}
return NULL;
}
skelanimspec &addskelanim(const char *name)
{
skelanimspec &sa = skelanims.add();
sa.name = name ? newstring(name) : NULL;
return sa;
}
int findbone(const char *name)
{
loopi(numbones) if(bones[i].name && !strcmp(bones[i].name, name)) return i;
return -1;
}
int findtag(const char *name)
{
loopv(tags) if(!strcmp(tags[i].name, name)) return i;
return -1;
}
bool addtag(const char *name, int bone, const matrix4x3 &matrix)
{
int idx = findtag(name);
if(idx >= 0)
{
if(!testtags) return false;
tag &t = tags[idx];
t.bone = bone;
t.matrix = matrix;
}
else
{
tag &t = tags.add();
t.name = newstring(name);
t.bone = bone;
t.matrix = matrix;
}
return true;
}
void calcantipodes()
{
antipodes.shrink(0);
vector<int> schedule;
loopi(numbones)
{
if(bones[i].group >= numbones)
{
bones[i].scheduled = schedule.length();
schedule.add(i);
}
else bones[i].scheduled = -1;
}
loopv(schedule)
{
int bone = schedule[i];
const boneinfo &info = bones[bone];
loopj(numbones) if(abs(bones[j].group) == bone && bones[j].scheduled < 0)
{
antipodes.add(antipode(info.interpindex, bones[j].interpindex));
bones[j].scheduled = schedule.length();
schedule.add(j);
}
if(i + 1 == schedule.length())
{
int conflict = INT_MAX;
loopj(numbones) if(bones[j].group < numbones && bones[j].scheduled < 0) conflict = min(conflict, abs(bones[j].group));
if(conflict < numbones)
{
bones[conflict].scheduled = schedule.length();
schedule.add(conflict);
}
}
}
}
void remapbones()
{
loopi(numbones)
{
boneinfo &info = bones[i];
info.interpindex = -1;
info.ragdollindex = -1;
}
numgpubones = 0;
loopv(users)
{
skelmeshgroup *group = users[i];
loopvj(group->blendcombos)
{
blendcombo &c = group->blendcombos[j];
loopk(4)
{
if(!c.weights[k]) { c.interpbones[k] = k > 0 ? c.interpbones[k-1] : 0; continue; }
boneinfo &info = bones[c.bones[k]];
if(info.interpindex < 0) info.interpindex = numgpubones++;
c.interpbones[k] = info.interpindex;
if(info.group < 0) continue;
loopl(4)
{
if(!c.weights[l]) break;
if(l == k) continue;
int parent = c.bones[l];
if(info.parent == parent || (info.parent >= 0 && info.parent == bones[parent].parent)) { info.group = -info.parent; break; }
if(info.group <= parent) continue;
int child = c.bones[k];
while(parent > child) parent = bones[parent].parent;
if(parent != child) info.group = c.bones[l];
}
}
}
}
numinterpbones = numgpubones;
loopv(tags)
{
boneinfo &info = bones[tags[i].bone];
if(info.interpindex < 0) info.interpindex = numinterpbones++;
}
if(ragdoll)
{
loopv(ragdoll->joints)
{
boneinfo &info = bones[ragdoll->joints[i].bone];
if(info.interpindex < 0) info.interpindex = numinterpbones++;
info.ragdollindex = i;
}
}
loopi(numbones)
{
boneinfo &info = bones[i];
if(info.interpindex < 0) continue;
for(int parent = info.parent; parent >= 0 && bones[parent].interpindex < 0; parent = bones[parent].parent)
bones[parent].interpindex = numinterpbones++;
}
loopi(numbones)
{
boneinfo &info = bones[i];
if(info.interpindex < 0) continue;
info.interpparent = info.parent >= 0 ? bones[info.parent].interpindex : -1;
}
if(ragdoll)
{
loopi(numbones)
{
boneinfo &info = bones[i];
if(info.interpindex < 0 || info.ragdollindex >= 0) continue;
for(int parent = info.parent; parent >= 0; parent = bones[parent].parent)
{
if(bones[parent].ragdollindex >= 0) { ragdoll->addreljoint(i, bones[parent].ragdollindex); break; }
}
}
}
calcantipodes();
}
void addpitchdep(int bone, int frame)
{
for(; bone >= 0; bone = bones[bone].parent)
{
int pos = pitchdeps.length();
loopvj(pitchdeps) if(bone <= pitchdeps[j].bone)
{
if(bone == pitchdeps[j].bone) goto nextbone;
pos = j;
break;
}
{
pitchdep d;
d.bone = bone;
d.parent = -1;
d.pose = framebones[frame*numbones + bone];
pitchdeps.insert(pos, d);
}
nextbone:;
}
}
int findpitchdep(int bone)
{
loopv(pitchdeps) if(bone <= pitchdeps[i].bone) return bone == pitchdeps[i].bone ? i : -1;
return -1;
}
int findpitchcorrect(int bone)
{
loopv(pitchcorrects) if(bone <= pitchcorrects[i].bone) return bone == pitchcorrects[i].bone ? i : -1;
return -1;
}
void initpitchdeps()
{
pitchdeps.setsize(0);
if(pitchtargets.empty()) return;
loopv(pitchtargets)
{
pitchtarget &t = pitchtargets[i];
t.deps = -1;
addpitchdep(t.bone, t.frame);
}
loopv(pitchdeps)
{
pitchdep &d = pitchdeps[i];
int parent = bones[d.bone].parent;
if(parent >= 0)
{
int j = findpitchdep(parent);
if(j >= 0)
{
d.parent = j;
d.pose.mul(pitchdeps[j].pose, dualquat(d.pose));
}
}
}
loopv(pitchtargets)
{
pitchtarget &t = pitchtargets[i];
int j = findpitchdep(t.bone);
if(j >= 0)
{
t.deps = j;
t.pose = pitchdeps[j].pose;
}
t.corrects = -1;
for(int parent = t.bone; parent >= 0; parent = bones[parent].parent)
{
t.corrects = findpitchcorrect(parent);
if(t.corrects >= 0) break;
}
}
loopv(pitchcorrects)
{
pitchcorrect &c = pitchcorrects[i];
bones[c.bone].correctindex = i;
c.parent = -1;
for(int parent = c.bone;;)
{
parent = bones[parent].parent;
if(parent < 0) break;
c.parent = findpitchcorrect(parent);
if(c.parent >= 0) break;
}
}
}
void optimize()
{
cleanup();
if(ragdoll) ragdoll->setup();
remapbones();
initpitchdeps();
}
void expandbonemask(uchar *expansion, int bone, int val)
{
expansion[bone] = val;
bone = bones[bone].children;
while(bone>=0) { expandbonemask(expansion, bone, val); bone = bones[bone].next; }
}
void applybonemask(ushort *mask, uchar *partmask, int partindex)
{
if(!mask || *mask==BONEMASK_END) return;
uchar *expansion = new uchar[numbones];
memset(expansion, *mask&BONEMASK_NOT ? 1 : 0, numbones);
while(*mask!=BONEMASK_END)
{
expandbonemask(expansion, *mask&BONEMASK_BONE, *mask&BONEMASK_NOT ? 0 : 1);
mask++;
}
loopi(numbones) if(expansion[i]) partmask[i] = partindex;
delete[] expansion;
}
void linkchildren()
{
loopi(numbones)
{
boneinfo &b = bones[i];
b.children = -1;
if(b.parent<0) b.next = -1;
else
{
b.next = bones[b.parent].children;
bones[b.parent].children = i;
}
}
}
int availgpubones() const { return min(maxvsuniforms, maxskelanimdata) / 2; }
bool gpuaccelerate() const { return numframes && gpuskel && numgpubones<=availgpubones(); }
float calcdeviation(const vec &axis, const vec &forward, const dualquat &pose1, const dualquat &pose2)
{
vec forward1 = pose1.transformnormal(forward).project(axis).normalize(),
forward2 = pose2.transformnormal(forward).project(axis).normalize(),
daxis = vec().cross(forward1, forward2);
float dx = clamp(forward1.dot(forward2), -1.0f, 1.0f), dy = clamp(daxis.magnitude(), -1.0f, 1.0f);
if(daxis.dot(axis) < 0) dy = -dy;
return atan2f(dy, dx)/RAD;
}
void calcpitchcorrects(float pitch, const vec &axis, const vec &forward)
{
loopv(pitchtargets)
{
pitchtarget &t = pitchtargets[i];
t.deviated = calcdeviation(axis, forward, t.pose, pitchdeps[t.deps].pose);
}
loopv(pitchcorrects)
{
pitchcorrect &c = pitchcorrects[i];
c.pitchangle = c.pitchtotal = 0;
}
loopvj(pitchtargets)
{
pitchtarget &t = pitchtargets[j];
float tpitch = pitch - t.deviated;
for(int parent = t.corrects; parent >= 0; parent = pitchcorrects[parent].parent)
tpitch -= pitchcorrects[parent].pitchangle;
if(t.pitchmin || t.pitchmax) tpitch = clamp(tpitch, t.pitchmin, t.pitchmax);
loopv(pitchcorrects)
{
pitchcorrect &c = pitchcorrects[i];
if(c.target != j) continue;
float total = c.parent >= 0 ? pitchcorrects[c.parent].pitchtotal : 0,
avail = tpitch - total,
used = tpitch*c.pitchscale;
if(c.pitchmin || c.pitchmax)
{
if(used < 0) used = clamp(c.pitchmin, used, 0.0f);
else used = clamp(c.pitchmax, 0.0f, used);
}
if(used < 0) used = clamp(avail, used, 0.0f);
else used = clamp(avail, 0.0f, used);
c.pitchangle = used;
c.pitchtotal = used + total;
}
}
}
#define INTERPBONE(bone) \
const animstate &s = as[partmask[bone]]; \
const framedata &f = partframes[partmask[bone]]; \
dualquat d; \
(d = f.fr1[bone]).mul((1-s.cur.t)*s.interp); \
d.accumulate(f.fr2[bone], s.cur.t*s.interp); \
if(s.interp<1) \
{ \
d.accumulate(f.pfr1[bone], (1-s.prev.t)*(1-s.interp)); \
d.accumulate(f.pfr2[bone], s.prev.t*(1-s.interp)); \
}
void interpbones(const animstate *as, float pitch, const vec &axis, const vec &forward, int numanimparts, const uchar *partmask, skelcacheentry &sc)
{
if(!sc.bdata) sc.bdata = new dualquat[numinterpbones];
sc.nextversion();
struct framedata
{
const dualquat *fr1, *fr2, *pfr1, *pfr2;
} partframes[MAXANIMPARTS];
loopi(numanimparts)
{
partframes[i].fr1 = &framebones[as[i].cur.fr1*numbones];
partframes[i].fr2 = &framebones[as[i].cur.fr2*numbones];
if(as[i].interp<1)
{
partframes[i].pfr1 = &framebones[as[i].prev.fr1*numbones];
partframes[i].pfr2 = &framebones[as[i].prev.fr2*numbones];
}
}
loopv(pitchdeps)
{
pitchdep &p = pitchdeps[i];
INTERPBONE(p.bone);
d.normalize();
if(p.parent >= 0) p.pose.mul(pitchdeps[p.parent].pose, d);
else p.pose = d;
}
calcpitchcorrects(pitch, axis, forward);
loopi(numbones) if(bones[i].interpindex>=0)
{
INTERPBONE(i);
d.normalize();
const boneinfo &b = bones[i];
if(b.interpparent<0) sc.bdata[b.interpindex] = d;
else sc.bdata[b.interpindex].mul(sc.bdata[b.interpparent], d);
float angle;
if(b.pitchscale) { angle = b.pitchscale*pitch + b.pitchoffset; if(b.pitchmin || b.pitchmax) angle = clamp(angle, b.pitchmin, b.pitchmax); }
else if(b.correctindex >= 0) angle = pitchcorrects[b.correctindex].pitchangle;
else continue;
if(as->cur.anim&ANIM_NOPITCH || (as->interp < 1 && as->prev.anim&ANIM_NOPITCH))
angle *= (as->cur.anim&ANIM_NOPITCH ? 0 : as->interp) + (as->interp < 1 && as->prev.anim&ANIM_NOPITCH ? 0 : 1-as->interp);
sc.bdata[b.interpindex].mulorient(quat(axis, angle*RAD), b.base);
}
loopv(antipodes) sc.bdata[antipodes[i].child].fixantipodal(sc.bdata[antipodes[i].parent]);
}
void initragdoll(ragdolldata &d, skelcacheentry &sc, part *p)
{
const dualquat *bdata = sc.bdata;
loopv(ragdoll->joints)
{
const ragdollskel::joint &j = ragdoll->joints[i];
const boneinfo &b = bones[j.bone];
const dualquat &q = bdata[b.interpindex];
loopk(3) if(j.vert[k] >= 0)
{
ragdollskel::vert &v = ragdoll->verts[j.vert[k]];
ragdolldata::vert &dv = d.verts[j.vert[k]];
dv.pos.add(q.transform(v.pos).mul(v.weight));
}
}
if(ragdoll->animjoints) loopv(ragdoll->joints)
{
const ragdollskel::joint &j = ragdoll->joints[i];
const boneinfo &b = bones[j.bone];
const dualquat &q = bdata[b.interpindex];
d.calcanimjoint(i, matrix4x3(q));
}
loopv(ragdoll->verts)
{
ragdolldata::vert &dv = d.verts[i];
matrixstack[matrixpos].transform(vec(dv.pos).mul(p->model->scale), dv.pos);
}
loopv(ragdoll->reljoints)
{
const ragdollskel::reljoint &r = ragdoll->reljoints[i];
const ragdollskel::joint &j = ragdoll->joints[r.parent];
const boneinfo &br = bones[r.bone], &bj = bones[j.bone];
d.reljoints[i].mul(dualquat(bdata[bj.interpindex]).invert(), bdata[br.interpindex]);
}
}
void genragdollbones(ragdolldata &d, skelcacheentry &sc, part *p)
{
if(!sc.bdata) sc.bdata = new dualquat[numinterpbones];
sc.nextversion();
vec trans = vec(d.center).div(p->model->scale).add(p->model->translate);
loopv(ragdoll->joints)
{
const ragdollskel::joint &j = ragdoll->joints[i];
const boneinfo &b = bones[j.bone];
vec pos(0, 0, 0);
loopk(3) if(j.vert[k]>=0) pos.add(d.verts[j.vert[k]].pos);
pos.mul(j.weight/p->model->scale).sub(trans);
matrix4x3 m;
m.mul(d.tris[j.tri], pos, d.animjoints ? d.animjoints[i] : j.orient);
sc.bdata[b.interpindex] = dualquat(m);
}
loopv(ragdoll->reljoints)
{
const ragdollskel::reljoint &r = ragdoll->reljoints[i];
const ragdollskel::joint &j = ragdoll->joints[r.parent];
const boneinfo &br = bones[r.bone], &bj = bones[j.bone];
sc.bdata[br.interpindex].mul(sc.bdata[bj.interpindex], d.reljoints[i]);
}
loopv(antipodes) sc.bdata[antipodes[i].child].fixantipodal(sc.bdata[antipodes[i].parent]);
}
void concattagtransform(part *p, int i, const matrix4x3 &m, matrix4x3 &n)
{
matrix4x3 t;
t.mul(bones[tags[i].bone].base, tags[i].matrix);
n.mul(m, t);
}
void calctags(part *p, skelcacheentry *sc = NULL)
{
loopv(p->links)
{
linkedpart &l = p->links[i];
tag &t = tags[l.tag];
dualquat q;
if(sc) q.mul(sc->bdata[bones[t.bone].interpindex], bones[t.bone].base);
else q = bones[t.bone].base;
matrix4x3 m;
m.mul(q, t.matrix);
m.d.mul(p->model->scale * sizescale);
l.matrix = m;
}
}
void cleanup(bool full = true)
{
loopv(skelcache)
{
skelcacheentry &sc = skelcache[i];
loopj(MAXANIMPARTS) sc.as[j].cur.fr1 = -1;
DELETEA(sc.bdata);
}
skelcache.setsize(0);
blendoffsets.clear();
if(full) loopv(users) users[i]->cleanup();
}
bool canpreload() { return !numframes || gpuaccelerate(); }
void preload()
{
if(!numframes) return;
if(skelcache.empty())
{
usegpuskel = gpuaccelerate();
}
}
skelcacheentry &checkskelcache(part *p, const animstate *as, float pitch, const vec &axis, const vec &forward, ragdolldata *rdata)
{
if(skelcache.empty())
{
usegpuskel = gpuaccelerate();
}
int numanimparts = ((skelpart *)as->owner)->numanimparts;
uchar *partmask = ((skelpart *)as->owner)->partmask;
skelcacheentry *sc = NULL;
bool match = false;
loopv(skelcache)
{
skelcacheentry &c = skelcache[i];
loopj(numanimparts) if(c.as[j]!=as[j]) goto mismatch;
if(c.pitch != pitch || c.partmask != partmask || c.ragdoll != rdata || (rdata && c.millis < rdata->lastmove)) goto mismatch;
match = true;
sc = &c;
break;
mismatch:
if(c.millis < lastmillis) { sc = &c; break; }
}
if(!sc) sc = &skelcache.add();
if(!match)
{
loopi(numanimparts) sc->as[i] = as[i];
sc->pitch = pitch;
sc->partmask = partmask;
sc->ragdoll = rdata;
if(rdata) genragdollbones(*rdata, *sc, p);
else interpbones(as, pitch, axis, forward, numanimparts, partmask, *sc);
}
sc->millis = lastmillis;
return *sc;
}
int getblendoffset(UniformLoc &u)
{
int &offset = blendoffsets.access(Shader::lastshader->program, -1);
if(offset < 0)
{
defformatstring(offsetname, "%s[%d]", u.name, 2*numgpubones);
offset = glGetUniformLocation_(Shader::lastshader->program, offsetname);
}
return offset;
}
void setglslbones(UniformLoc &u, skelcacheentry &sc, skelcacheentry &bc, int count)
{
if(u.version == bc.version && u.data == bc.bdata) return;
glUniform4fv_(u.loc, 2*numgpubones, sc.bdata[0].real.v);
if(count > 0)
{
int offset = getblendoffset(u);
if(offset >= 0) glUniform4fv_(offset, 2*count, bc.bdata[0].real.v);
}
u.version = bc.version;
u.data = bc.bdata;
}
void setgpubones(skelcacheentry &sc, blendcacheentry *bc, int count)
{
if(!Shader::lastshader) return;
if(Shader::lastshader->uniformlocs.length() < 1) return;
UniformLoc &u = Shader::lastshader->uniformlocs[0];
setglslbones(u, sc, bc ? *bc : sc, count);
}
bool shouldcleanup() const
{
return numframes && (skelcache.empty() || gpuaccelerate()!=usegpuskel);
}
};
static hashnameset<skeleton *> skeletons;
struct skelmeshgroup : meshgroup
{
skeleton *skel;
vector<blendcombo> blendcombos;
int numblends[4];
static const int MAXBLENDCACHE = 16;
blendcacheentry blendcache[MAXBLENDCACHE];
static const int MAXVBOCACHE = 16;
vbocacheentry vbocache[MAXVBOCACHE];
ushort *edata;
GLuint ebuf;
int vlen, vertsize, vblends, vweights;
uchar *vdata;
skelhitdata *hitdata;
skelmeshgroup() : skel(NULL), edata(NULL), ebuf(0), vlen(0), vertsize(0), vblends(0), vweights(0), vdata(NULL), hitdata(NULL)
{
memset(numblends, 0, sizeof(numblends));
}
virtual ~skelmeshgroup()
{
if(skel)
{
if(skel->shared) skel->users.removeobj(this);
else DELETEP(skel);
}
if(ebuf) glDeleteBuffers_(1, &ebuf);
loopi(MAXBLENDCACHE)
{
DELETEA(blendcache[i].bdata);
}
loopi(MAXVBOCACHE)
{
if(vbocache[i].vbuf) glDeleteBuffers_(1, &vbocache[i].vbuf);
}
DELETEA(vdata);
deletehitdata();
}
void shareskeleton(const char *name)
{
if(!name)
{
skel = new skeleton;
skel->users.add(this);
return;
}
if(skeletons.access(name)) skel = skeletons[name];
else
{
skel = new skeleton;
skel->name = newstring(name);
skeletons.add(skel);
}
skel->users.add(this);
skel->shared++;
}
int findtag(const char *name)
{
return skel->findtag(name);
}
void *animkey() { return skel; }
int totalframes() const { return max(skel->numframes, 1); }
virtual skelanimspec *loadanim(const char *filename) { return NULL; }
void genvbo(vbocacheentry &vc)
{
if(!vc.vbuf) glGenBuffers_(1, &vc.vbuf);
if(ebuf) return;
vector<ushort> idxs;
vlen = 0;
vblends = 0;
if(skel->numframes && !skel->usegpuskel)
{
vweights = 1;
loopv(blendcombos)
{
blendcombo &c = blendcombos[i];
c.interpindex = c.weights[1] ? skel->numgpubones + vblends++ : -1;
}
vertsize = sizeof(vvert);
looprendermeshes(skelmesh, m, vlen += m.genvbo(idxs, vlen));
DELETEA(vdata);
vdata = new uchar[vlen*vertsize];
looprendermeshes(skelmesh, m,
{
m.fillverts((vvert *)vdata);
});
}
else
{
if(skel->numframes)
{
vweights = 4;
int availbones = skel->availgpubones() - skel->numgpubones;
while(vweights > 1 && availbones >= numblends[vweights-1]) availbones -= numblends[--vweights];
loopv(blendcombos)
{
blendcombo &c = blendcombos[i];
c.interpindex = c.size() > vweights ? skel->numgpubones + vblends++ : -1;
}
}
else
{
vweights = 0;
loopv(blendcombos) blendcombos[i].interpindex = -1;
}
gle::bindvbo(vc.vbuf);
#define GENVBO(type, args) \
do \
{ \
vertsize = sizeof(type); \
vector<type> vverts; \
looprendermeshes(skelmesh, m, vlen += m.genvbo args); \
glBufferData_(GL_ARRAY_BUFFER, vverts.length()*sizeof(type), vverts.getbuf(), GL_STATIC_DRAW); \
} while(0)
#define GENVBOANIM(type) GENVBO(type, (idxs, vlen, vverts))
#define GENVBOSTAT(type) GENVBO(type, (idxs, vlen, vverts, htdata, htlen))
if(skel->numframes) GENVBOANIM(vvertgw);
else
{
int numverts = 0, htlen = 128;
looprendermeshes(skelmesh, m, numverts += m.numverts);
while(htlen < numverts) htlen *= 2;
if(numverts*4 > htlen*3) htlen *= 2;
int *htdata = new int[htlen];
memset(htdata, -1, htlen*sizeof(int));
GENVBOSTAT(vvertg);
delete[] htdata;
}
#undef GENVBO
#undef GENVBOANIM
#undef GENVBOSTAT
gle::clearvbo();
}
glGenBuffers_(1, &ebuf);
gle::bindebo(ebuf);
glBufferData_(GL_ELEMENT_ARRAY_BUFFER, idxs.length()*sizeof(ushort), idxs.getbuf(), GL_STATIC_DRAW);
gle::clearebo();
}
template<class T>
void bindbones(T *vverts) { if(enablebones) disablebones(); }
void bindbones(vvertgw *vverts) { meshgroup::bindbones(vverts->weights, vverts->bones, vertsize); }
template<class T>
void bindvbo(const animstate *as, part *p, vbocacheentry &vc)
{
T *vverts = 0;
bindpos(ebuf, vc.vbuf, &vverts->pos, vertsize);
if(as->cur.anim&ANIM_NOSKIN)
{
if(enabletangents) disabletangents();
if(p->alphatested()) bindtc(&vverts->tc, vertsize);
else if(enabletc) disabletc();
}
else
{
bindtangents(&vverts->tangent, vertsize);
bindtc(&vverts->tc, vertsize);
}
bindbones(vverts);
}
void bindvbo(const animstate *as, part *p, vbocacheentry &vc, skelcacheentry *sc = NULL, blendcacheentry *bc = NULL)
{
if(!skel->numframes) bindvbo<vvertg>(as, p, vc);
else if(skel->usegpuskel) bindvbo<vvertgw>(as, p, vc);
else bindvbo<vvert>(as, p, vc);
}
void concattagtransform(part *p, int i, const matrix4x3 &m, matrix4x3 &n)
{
skel->concattagtransform(p, i, m, n);
}
int addblendcombo(const blendcombo &c)
{
loopv(blendcombos) if(blendcombos[i]==c)
{
blendcombos[i].uses += c.uses;
return i;
}
numblends[c.size()-1]++;
blendcombo &a = blendcombos.add(c);
return a.interpindex = blendcombos.length()-1;
}
void sortblendcombos()
{
blendcombos.sort(blendcombo::sortcmp);
int *remap = new int[blendcombos.length()];
loopv(blendcombos) remap[blendcombos[i].interpindex] = i;
looprendermeshes(skelmesh, m,
{
loopj(m.numverts)
{
vert &v = m.verts[j];
v.blend = remap[v.blend];
}
});
delete[] remap;
}
int remapblend(int blend)
{
const blendcombo &c = blendcombos[blend];
return c.weights[1] ? c.interpindex : c.interpbones[0];
}
static inline void blendbones(dualquat &d, const dualquat *bdata, const blendcombo &c)
{
d = bdata[c.interpbones[0]];
d.mul(c.weights[0]);
d.accumulate(bdata[c.interpbones[1]], c.weights[1]);
if(c.weights[2])
{
d.accumulate(bdata[c.interpbones[2]], c.weights[2]);
if(c.weights[3]) d.accumulate(bdata[c.interpbones[3]], c.weights[3]);
}
}
void blendbones(const skelcacheentry &sc, blendcacheentry &bc)
{
bc.nextversion();
if(!bc.bdata) bc.bdata = new dualquat[vblends];
dualquat *dst = bc.bdata - skel->numgpubones;
bool normalize = !skel->usegpuskel || vweights<=1;
loopv(blendcombos)
{
const blendcombo &c = blendcombos[i];
if(c.interpindex<0) break;
dualquat &d = dst[c.interpindex];
blendbones(d, sc.bdata, c);
if(normalize) d.normalize();
}
}
static inline void blendbones(const dualquat *bdata, dualquat *dst, const blendcombo *c, int numblends)
{
loopi(numblends)
{
dualquat &d = dst[i];
blendbones(d, bdata, c[i]);
d.normalize();
}
}
void cleanup()
{
loopi(MAXBLENDCACHE)
{
blendcacheentry &c = blendcache[i];
DELETEA(c.bdata);
c.owner = -1;
}
loopi(MAXVBOCACHE)
{
vbocacheentry &c = vbocache[i];
if(c.vbuf) { glDeleteBuffers_(1, &c.vbuf); c.vbuf = 0; }
c.owner = -1;
}
if(ebuf) { glDeleteBuffers_(1, &ebuf); ebuf = 0; }
if(skel) skel->cleanup(false);
cleanuphitdata();
}
#define SEARCHCACHE(cachesize, cacheentry, cache, reusecheck) \
loopi(cachesize) \
{ \
cacheentry &c = cache[i]; \
if(c.owner==owner) \
{ \
if(c==sc) return c; \
else c.owner = -1; \
break; \
} \
} \
loopi(cachesize-1) \
{ \
cacheentry &c = cache[i]; \
if(reusecheck c.owner < 0 || c.millis < lastmillis) \
return c; \
} \
return cache[cachesize-1];
vbocacheentry &checkvbocache(skelcacheentry &sc, int owner)
{
SEARCHCACHE(MAXVBOCACHE, vbocacheentry, vbocache, !c.vbuf || );
}
blendcacheentry &checkblendcache(skelcacheentry &sc, int owner)
{
SEARCHCACHE(MAXBLENDCACHE, blendcacheentry, blendcache, )
}
void cleanuphitdata();
void deletehitdata();
void buildhitdata(const uchar *hitzones);
void intersect(skelhitdata *z, part *p, const skelmodel::skelcacheentry &sc, const vec &o, const vec &ray);
void intersect(const animstate *as, float pitch, const vec &axis, const vec &forward, dynent *d, part *p, const vec &o, const vec &ray)
{
if(!hitdata) return;
if(skel->shouldcleanup()) skel->cleanup();
skelcacheentry &sc = skel->checkskelcache(p, as, pitch, axis, forward, !d || !d->ragdoll || d->ragdoll->skel != skel->ragdoll || d->ragdoll->millis == lastmillis ? NULL : d->ragdoll);
intersect(hitdata, p, sc, o, ray);
skel->calctags(p, &sc);
}
void preload(part *p)
{
if(!skel->canpreload()) return;
if(skel->shouldcleanup()) skel->cleanup();
skel->preload();
if(!vbocache->vbuf) genvbo(*vbocache);
}
void render(const animstate *as, float pitch, const vec &axis, const vec &forward, dynent *d, part *p)
{
if(skel->shouldcleanup()) { skel->cleanup(); disablevbo(); }
if(!skel->numframes)
{
if(!(as->cur.anim&ANIM_NORENDER))
{
if(!vbocache->vbuf) genvbo(*vbocache);
bindvbo(as, p, *vbocache);
looprendermeshes(skelmesh, m,
{
p->skins[i].bind(m, as);
m.render(as, p->skins[i], *vbocache);
});
}
skel->calctags(p);
return;
}
skelcacheentry &sc = skel->checkskelcache(p, as, pitch, axis, forward, !d || !d->ragdoll || d->ragdoll->skel != skel->ragdoll || d->ragdoll->millis == lastmillis ? NULL : d->ragdoll);
if(!(as->cur.anim&ANIM_NORENDER))
{
int owner = &sc-&skel->skelcache[0];
vbocacheentry &vc = skel->usegpuskel ? *vbocache : checkvbocache(sc, owner);
vc.millis = lastmillis;
if(!vc.vbuf) genvbo(vc);
blendcacheentry *bc = NULL;
if(vblends)
{
bc = &checkblendcache(sc, owner);
bc->millis = lastmillis;
if(bc->owner!=owner)
{
bc->owner = owner;
*(animcacheentry *)bc = sc;
blendbones(sc, *bc);
}
}
if(!skel->usegpuskel && vc.owner != owner)
{
vc.owner = owner;
(animcacheentry &)vc = sc;
looprendermeshes(skelmesh, m,
{
m.interpverts(sc.bdata, bc ? bc->bdata : NULL, (vvert *)vdata, p->skins[i]);
});
gle::bindvbo(vc.vbuf);
glBufferData_(GL_ARRAY_BUFFER, vlen*vertsize, vdata, GL_STREAM_DRAW);
}
bindvbo(as, p, vc, &sc, bc);
looprendermeshes(skelmesh, m,
{
p->skins[i].bind(m, as);
if(skel->usegpuskel) skel->setgpubones(sc, bc, vblends);
m.render(as, p->skins[i], vc);
});
}
skel->calctags(p, &sc);
if(as->cur.anim&ANIM_RAGDOLL && skel->ragdoll && !d->ragdoll)
{
d->ragdoll = new ragdolldata(skel->ragdoll, p->model->scale);
skel->initragdoll(*d->ragdoll, sc, p);
d->ragdoll->init(d);
}
}
virtual bool load(const char *name, float smooth) = 0;
};
virtual skelmeshgroup *newmeshes() = 0;
meshgroup *loadmeshes(const char *name, const char *skelname = NULL, float smooth = 2)
{
skelmeshgroup *group = newmeshes();
group->shareskeleton(skelname);
if(!group->load(name, smooth)) { delete group; return NULL; }
return group;
}
meshgroup *sharemeshes(const char *name, const char *skelname = NULL, float smooth = 2)
{
if(!meshgroups.access(name))
{
meshgroup *group = loadmeshes(name, skelname, smooth);
if(!group) return NULL;
meshgroups.add(group);
}
return meshgroups[name];
}
struct animpartmask
{
animpartmask *next;
int numbones;
uchar bones[1];
};
struct skelpart : part
{
animpartmask *buildingpartmask;
uchar *partmask;
skelpart(animmodel *model, int index = 0) : part(model, index), buildingpartmask(NULL), partmask(NULL)
{
}
virtual ~skelpart()
{
DELETEA(buildingpartmask);
}
uchar *sharepartmask(animpartmask *o)
{
static animpartmask *partmasks = NULL;
animpartmask *p = partmasks;
for(; p; p = p->next) if(p->numbones==o->numbones && !memcmp(p->bones, o->bones, p->numbones))
{
delete[] (uchar *)o;
return p->bones;
}
o->next = p;
partmasks = o;
return o->bones;
}
animpartmask *newpartmask()
{
animpartmask *p = (animpartmask *)new uchar[sizeof(animpartmask) + ((skelmeshgroup *)meshes)->skel->numbones-1];
p->numbones = ((skelmeshgroup *)meshes)->skel->numbones;
memset(p->bones, 0, p->numbones);
return p;
}
void initanimparts()
{
DELETEA(buildingpartmask);
buildingpartmask = newpartmask();
}
bool addanimpart(ushort *bonemask)
{
if(!buildingpartmask || numanimparts>=MAXANIMPARTS) return false;
((skelmeshgroup *)meshes)->skel->applybonemask(bonemask, buildingpartmask->bones, numanimparts);
numanimparts++;
return true;
}
void endanimparts()
{
if(buildingpartmask)
{
partmask = sharepartmask(buildingpartmask);
buildingpartmask = NULL;
}
((skelmeshgroup *)meshes)->skel->optimize();
}
void loaded()
{
endanimparts();
part::loaded();
}
};
skelmodel(const char *name) : animmodel(name)
{
}
int linktype(animmodel *m, part *p) const
{
return type()==m->type() &&
((skelmeshgroup *)parts[0]->meshes)->skel == ((skelmeshgroup *)p->meshes)->skel ?
LINK_REUSE :
LINK_TAG;
}
bool skeletal() const { return true; }
skelpart &addpart()
{
flushpart();
skelpart *p = new skelpart(this, parts.length());
parts.add(p);
return *p;
}
};
hashnameset<skelmodel::skeleton *> skelmodel::skeletons;
struct skeladjustment
{
float yaw, pitch, roll;
vec translate;
skeladjustment(float yaw, float pitch, float roll, const vec &translate) : yaw(yaw), pitch(pitch), roll(roll), translate(translate) {}
void adjust(dualquat &dq)
{
if(yaw) dq.mulorient(quat(vec(0, 0, 1), yaw*RAD));
if(pitch) dq.mulorient(quat(vec(0, -1, 0), pitch*RAD));
if(roll) dq.mulorient(quat(vec(-1, 0, 0), roll*RAD));
if(!translate.iszero()) dq.translate(translate);
}
};
template<class MDL> struct skelloader : modelloader<MDL, skelmodel>
{
static vector<skeladjustment> adjustments;
static vector<uchar> hitzones;
skelloader(const char *name) : modelloader<MDL, skelmodel>(name) {}
void flushpart()
{
if(hitzones.length() && skelmodel::parts.length())
{
skelmodel::skelpart *p = (skelmodel::skelpart *)skelmodel::parts.last();
skelmodel::skelmeshgroup *m = (skelmodel::skelmeshgroup *)p->meshes;
if(m) m->buildhitdata(hitzones.getbuf());
}
adjustments.setsize(0);
hitzones.setsize(0);
}
};
template<class MDL> vector<skeladjustment> skelloader<MDL>::adjustments;
template<class MDL> vector<uchar> skelloader<MDL>::hitzones;
template<class MDL> struct skelcommands : modelcommands<MDL, struct MDL::skelmesh>
{
typedef modelcommands<MDL, struct MDL::skelmesh> commands;
typedef struct MDL::skeleton skeleton;
typedef struct MDL::skelmeshgroup meshgroup;
typedef struct MDL::skelpart part;
typedef struct MDL::skin skin;
typedef struct MDL::boneinfo boneinfo;
typedef struct MDL::skelanimspec animspec;
typedef struct MDL::pitchdep pitchdep;
typedef struct MDL::pitchtarget pitchtarget;
typedef struct MDL::pitchcorrect pitchcorrect;
static void loadpart(char *meshfile, char *skelname, float *smooth)
{
if(!MDL::loading) { conoutf("not loading an %s", MDL::formatname()); return; }
defformatstring(filename, "%s/%s", MDL::dir, meshfile);
part &mdl = MDL::loading->addpart();
mdl.meshes = MDL::loading->sharemeshes(path(filename), skelname[0] ? skelname : NULL, *smooth > 0 ? cosf(clamp(*smooth, 0.0f, 180.0f)*RAD) : 2);
if(!mdl.meshes) conoutf("could not load %s", filename);
else
{
if(mdl.meshes && ((meshgroup *)mdl.meshes)->skel->numbones > 0) mdl.disablepitch();
mdl.initanimparts();
mdl.initskins();
}
}
static void settag(char *name, char *tagname, float *tx, float *ty, float *tz, float *rx, float *ry, float *rz)
{
if(!MDL::loading || MDL::loading->parts.empty()) { conoutf("not loading an %s", MDL::formatname()); return; }
part &mdl = *(part *)MDL::loading->parts.last();
int i = mdl.meshes ? ((meshgroup *)mdl.meshes)->skel->findbone(name) : -1;
if(i >= 0)
{
float cx = *rx ? cosf(*rx/2*RAD) : 1, sx = *rx ? sinf(*rx/2*RAD) : 0,
cy = *ry ? cosf(*ry/2*RAD) : 1, sy = *ry ? sinf(*ry/2*RAD) : 0,
cz = *rz ? cosf(*rz/2*RAD) : 1, sz = *rz ? sinf(*rz/2*RAD) : 0;
matrix4x3 m(matrix3(quat(sx*cy*cz - cx*sy*sz, cx*sy*cz + sx*cy*sz, cx*cy*sz - sx*sy*cz, cx*cy*cz + sx*sy*sz)),
vec(*tx, *ty, *tz));
((meshgroup *)mdl.meshes)->skel->addtag(tagname, i, m);
return;
}
conoutf("could not find bone %s for tag %s", name, tagname);
}
static void setpitch(char *name, float *pitchscale, float *pitchoffset, float *pitchmin, float *pitchmax)
{
if(!MDL::loading || MDL::loading->parts.empty()) { conoutf("not loading an %s", MDL::formatname()); return; }
part &mdl = *(part *)MDL::loading->parts.last();
if(name[0])
{
int i = mdl.meshes ? ((meshgroup *)mdl.meshes)->skel->findbone(name) : -1;
if(i>=0)
{
boneinfo &b = ((meshgroup *)mdl.meshes)->skel->bones[i];
b.pitchscale = *pitchscale;
b.pitchoffset = *pitchoffset;
if(*pitchmin || *pitchmax)
{
b.pitchmin = *pitchmin;
b.pitchmax = *pitchmax;
}
else
{
b.pitchmin = -360*fabs(b.pitchscale) + b.pitchoffset;
b.pitchmax = 360*fabs(b.pitchscale) + b.pitchoffset;
}
return;
}
conoutf("could not find bone %s to pitch", name);
return;
}
mdl.pitchscale = *pitchscale;
mdl.pitchoffset = *pitchoffset;
if(*pitchmin || *pitchmax)
{
mdl.pitchmin = *pitchmin;
mdl.pitchmax = *pitchmax;
}
else
{
mdl.pitchmin = -360*fabs(mdl.pitchscale) + mdl.pitchoffset;
mdl.pitchmax = 360*fabs(mdl.pitchscale) + mdl.pitchoffset;
}
}
static void setpitchtarget(char *name, char *animfile, int *frameoffset, float *pitchmin, float *pitchmax)
{
if(!MDL::loading || MDL::loading->parts.empty()) { conoutf("\frnot loading an %s", MDL::formatname()); return; }
part &mdl = *(part *)MDL::loading->parts.last();
if(!mdl.meshes) return;
defformatstring(filename, "%s/%s", MDL::dir, animfile);
animspec *sa = ((meshgroup *)mdl.meshes)->loadanim(path(filename));
if(!sa) { conoutf("\frcould not load %s anim file %s", MDL::formatname(), filename); return; }
skeleton *skel = ((meshgroup *)mdl.meshes)->skel;
int bone = skel ? skel->findbone(name) : -1;
if(bone < 0)
{
conoutf("\frcould not find bone %s to pitch target", name);
return;
}
loopv(skel->pitchtargets) if(skel->pitchtargets[i].bone == bone) return;
pitchtarget &t = skel->pitchtargets.add();
t.bone = bone;
t.frame = sa->frame + clamp(*frameoffset, 0, sa->range-1);
t.pitchmin = *pitchmin;
t.pitchmax = *pitchmax;
}
static void setpitchcorrect(char *name, char *targetname, float *scale, float *pitchmin, float *pitchmax)
{
if(!MDL::loading || MDL::loading->parts.empty()) { conoutf("\frnot loading an %s", MDL::formatname()); return; }
part &mdl = *(part *)MDL::loading->parts.last();
if(!mdl.meshes) return;
skeleton *skel = ((meshgroup *)mdl.meshes)->skel;
int bone = skel ? skel->findbone(name) : -1;
if(bone < 0)
{
conoutf("\frcould not find bone %s to pitch correct", name);
return;
}
if(skel->findpitchcorrect(bone) >= 0) return;
int targetbone = skel->findbone(targetname), target = -1;
if(targetbone >= 0) loopv(skel->pitchtargets) if(skel->pitchtargets[i].bone == targetbone) { target = i; break; }
if(target < 0)
{
conoutf("\frcould not find pitch target %s to pitch correct %s", targetname, name);
return;
}
pitchcorrect c;
c.bone = bone;
c.target = target;
c.pitchmin = *pitchmin;
c.pitchmax = *pitchmax;
c.pitchscale = *scale;
int pos = skel->pitchcorrects.length();
loopv(skel->pitchcorrects) if(bone <= skel->pitchcorrects[i].bone) { pos = i; break; }
skel->pitchcorrects.insert(pos, c);
}
static void setanim(char *anim, char *animfile, float *speed, int *priority, int *startoffset, int *endoffset)
{
if(!MDL::loading || MDL::loading->parts.empty()) { conoutf("not loading an %s", MDL::formatname()); return; }
vector<int> anims;
//game::findanims(anim, anims);
if(anims.empty()) conoutf("could not find animation %s", anim);
else
{
part *p = (part *)MDL::loading->parts.last();
if(!p->meshes) return;
defformatstring(filename, "%s/%s", MDL::dir, animfile);
animspec *sa = ((meshgroup *)p->meshes)->loadanim(path(filename));
if(!sa) conoutf("could not load %s anim file %s", MDL::formatname(), filename);
else loopv(anims)
{
int start = sa->frame, end = sa->range;
if(*startoffset > 0) start += min(*startoffset, end-1);
else if(*startoffset < 0) start += max(end + *startoffset, 0);
end -= start - sa->frame;
if(*endoffset > 0) end = min(end, *endoffset);
else if(*endoffset < 0) end = max(end + *endoffset, 1);
MDL::loading->parts.last()->setanim(p->numanimparts-1, anims[i], start, end, *speed, *priority);
}
}
}
static void setanimpart(char *maskstr)
{
if(!MDL::loading || MDL::loading->parts.empty()) { conoutf("not loading an %s", MDL::formatname()); return; }
part *p = (part *)MDL::loading->parts.last();
vector<char *> bonestrs;
explodelist(maskstr, bonestrs);
vector<ushort> bonemask;
loopv(bonestrs)
{
char *bonestr = bonestrs[i];
int bone = p->meshes ? ((meshgroup *)p->meshes)->skel->findbone(bonestr[0]=='!' ? bonestr+1 : bonestr) : -1;
if(bone<0) { conoutf("could not find bone %s for anim part mask [%s]", bonestr, maskstr); bonestrs.deletearrays(); return; }
bonemask.add(bone | (bonestr[0]=='!' ? BONEMASK_NOT : 0));
}
bonestrs.deletearrays();
bonemask.sort();
if(bonemask.length()) bonemask.add(BONEMASK_END);
if(!p->addanimpart(bonemask.getbuf())) conoutf("too many animation parts");
}
static void setadjust(char *name, float *yaw, float *pitch, float *roll, float *tx, float *ty, float *tz)
{
if(!MDL::loading || MDL::loading->parts.empty()) { conoutf("not loading an %s", MDL::formatname()); return; }
part &mdl = *(part *)MDL::loading->parts.last();
if(!name[0]) return;
int i = mdl.meshes ? ((meshgroup *)mdl.meshes)->skel->findbone(name) : -1;
if(i < 0) { conoutf("could not find bone %s to adjust", name); return; }
while(!MDL::adjustments.inrange(i)) MDL::adjustments.add(skeladjustment(0, 0, 0, vec(0, 0, 0)));
MDL::adjustments[i] = skeladjustment(*yaw, *pitch, *roll, vec(*tx/4, *ty/4, *tz/4));
}
static void sethitzone(int *id, char *maskstr)
{
if(!MDL::loading || MDL::loading->parts.empty()) { conoutf("not loading an %s", MDL::formatname()); return; }
if(*id >= 0x80) { conoutf("invalid hit zone id %d", *id); return; }
part *p = (part *)MDL::loading->parts.last();
meshgroup *m = (meshgroup *)p->meshes;
if(!m || m->hitdata) return;
vector<char *> bonestrs;
explodelist(maskstr, bonestrs);
vector<ushort> bonemask;
loopv(bonestrs)
{
char *bonestr = bonestrs[i];
int bone = p->meshes ? ((meshgroup *)p->meshes)->skel->findbone(bonestr[0]=='!' ? bonestr+1 : bonestr) : -1;
if(bone<0) { conoutf("could not find bone %s for hit zone mask [%s]", bonestr, maskstr); bonestrs.deletearrays(); return; }
bonemask.add(bone | (bonestr[0]=='!' ? BONEMASK_NOT : 0));
}
bonestrs.deletearrays();
if(bonemask.empty()) return;
bonemask.sort();
bonemask.add(BONEMASK_END);
while(MDL::hitzones.length() < m->skel->numbones) MDL::hitzones.add(0xFF);
m->skel->applybonemask(bonemask.getbuf(), MDL::hitzones.getbuf(), *id < 0 ? 0xFF : *id);
}
skelcommands()
{
if(MDL::multiparted()) this->modelcommand(loadpart, "load", "ssf");
this->modelcommand(settag, "tag", "ssffffff");
this->modelcommand(setpitch, "pitch", "sffff");
this->modelcommand(setpitchtarget, "pitchtarget", "ssiff");
this->modelcommand(setpitchcorrect, "pitchcorrect", "ssfff");
this->modelcommand(sethitzone, "hitzone", "is");
if(MDL::cananimate())
{
this->modelcommand(setanim, "anim", "ssfiii");
this->modelcommand(setanimpart, "animpart", "s");
this->modelcommand(setadjust, "adjust", "sffffff");
}
}
};