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BoneSetAttr BoneGetAttr #2002

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merged 3 commits into from
Sep 29, 2024
Merged

BoneSetAttr BoneGetAttr #2002

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7d243c1
BoneSetAttr BoneGetAttr
zhouhang95 Sep 4, 2024
4045c42
PrimBindOneBone PrimDeformByOneBone
zhouhang95 Sep 5, 2024
e3d5590
inheritRotation
zhouhang95 Sep 6, 2024
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176 changes: 175 additions & 1 deletion projects/FBX/FBXSDK.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -16,13 +16,18 @@
#include "zeno/utils/scope_exit.h"
#include "zeno/funcs/PrimitiveUtils.h"
#include "zeno/utils/string.h"
#include "zeno/utils/arrayindex.h"
#include "zeno/utils/variantswitch.h"
#include "zeno/utils/eulerangle.h"
#include <glm/glm.hpp>
#include <glm/gtc/matrix_transform.hpp>
#include <glm/gtc/type_ptr.hpp>
#include <glm/gtx/euler_angles.hpp>
#include <glm/gtx/quaternion.hpp>
#include <glm/gtx/transform.hpp>
#include "DualQuaternion.h"
#include "zeno/extra/TempNode.h"
#include "magic_enum.hpp"

#ifdef ZENO_FBXSDK
#include <fbxsdk.h>
Expand Down Expand Up @@ -1475,7 +1480,82 @@ static std::vector<std::string> getBoneNames(PrimitiveObject *prim) {
}
return boneNames;
}

struct BoneSetAttr : INode {
void apply() override {
auto prim = get_input<PrimitiveObject>("skeleton");
auto value = get_input<NumericObject>("value");
auto attr = get_input2<std::string>("attr");
auto type = get_input2<std::string>("type");
auto boneName = get_input2<std::string>("boneName");
auto boneNameMapping = getBoneNameMapping(prim.get());
auto index = boneNameMapping[boneName];

std::visit(
[&](auto ty) {
using T = decltype(ty);

auto val = value->get<T>();
auto &attr_arr = prim->add_attr<T>(attr);
if (index < attr_arr.size()) {
attr_arr[index] = val;
}
},
enum_variant<std::variant<float, vec2f, vec3f, vec4f, int, vec2i, vec3i, vec4i>>(
array_index({"float", "vec2f", "vec3f", "vec4f", "int", "vec2i", "vec3i", "vec4i"}, type)));

set_output("prim", std::move(prim));
}
};
ZENDEFNODE(BoneSetAttr,
{ /* inputs: */ {
"skeleton",
{"string", "boneName", ""},
{"int", "value", "0"},
{"string", "attr", ""},
{"enum float vec2f vec3f vec4f int vec2i vec3i vec4i", "type", "int"},
}, /* outputs: */ {
"prim",
}, /* params: */ {
}, /* category: */ {
"FBXSDK",
}});
struct BoneGetAttr : INode {
void apply() override {
auto prim = get_input<PrimitiveObject>("skeleton");
auto attr = get_input2<std::string>("attr");
auto type = get_input2<std::string>("type");
auto boneName = get_input2<std::string>("boneName");
auto boneNameMapping = getBoneNameMapping(prim.get());
auto index = boneNameMapping[boneName];

auto value = std::make_shared<NumericObject>();

std::visit(
[&](auto ty) {
using T = decltype(ty);
auto &attr_arr = prim->attr<T>(attr);
if (index < attr_arr.size()) {
value->set<T>(attr_arr[index]);
}
},
enum_variant<std::variant<float, vec2f, vec3f, vec4f, int, vec2i, vec3i, vec4i>>(
array_index({"float", "vec2f", "vec3f", "vec4f", "int", "vec2i", "vec3i", "vec4i"}, type)));

set_output("value", std::move(value));
}
};
ZENDEFNODE(BoneGetAttr,
{ /* inputs: */ {
"skeleton",
{"string", "boneName", ""},
{"string", "attr", ""},
{"enum float vec2f vec3f vec4f int vec2i vec3i vec4i", "type", "int"},
}, /* outputs: */ {
"value",
}, /* params: */ {
}, /* category: */ {
"FBXSDK",
}});
static std::vector<int> TopologicalSorting(std::map<int, int> bone_connects, zeno::PrimitiveObject* skeleton) {
std::vector<int> ordering;
std::set<int> ordering_set;
Expand Down Expand Up @@ -2624,6 +2704,9 @@ struct IkSolver : INode {
yLimit[index] = item->yLimit;
zLimit[index] = item->zLimit;
}
else {
zeno::log_warn("joint limit: joint {} missing", item->boneName);
}
}
}
std::vector<float> theta;
Expand Down Expand Up @@ -2753,6 +2836,97 @@ ZENDEFNODE(IkJointConstraints, {
{"FBXSDK"},
});

struct PrimBindOneBone : INode {
void apply() override {
auto prim = get_input2<PrimitiveObject>("prim");
prim->userData().set2("boneName_count", 1);
prim->userData().set2("boneName_0", get_input2<std::string>("boneName"));
auto &boneName_0 = prim->add_attr<int>("boneName_0");
std::fill(boneName_0.begin(), boneName_0.end(), 0);
auto &boneWeight_0 = prim->add_attr<float>("boneWeight_0");
std::fill(boneWeight_0.begin(), boneWeight_0.end(), 1.0f);
set_output2("prim", prim);
}
};
ZENDEFNODE(PrimBindOneBone, {
{
"prim",
{"string", "boneName", ""},
},
{
"prim",
},
{},
{"FBXSDK"},
});

struct PrimDeformByOneBone : INode {
void apply() override {
auto prim = get_input2<PrimitiveObject>("prim");
auto skeleton = get_input2<PrimitiveObject>("skeleton");
auto boneName = get_input2<std::string>("boneName");
auto useCustomPivot = get_input2<bool>("useCustomPivot");
auto pivot = get_input2<vec3f>("pivot");
if (useCustomPivot == false) {
auto outs = zeno::TempNodeSimpleCaller("PrimReduction")
.set2("prim", prim)
.set2("attrName", "pos")
.set2("op", "avg")
.call();
pivot = outs.get2<zeno::vec3f>("result");
}
auto eularAngleXYZ = bit_cast<glm::vec3>(get_input2<vec3f>("rotation"));
glm::mat4 matRotate = EulerAngle::rotate(EulerAngle::RotationOrder::YXZ, EulerAngle::Measure::Degree, eularAngleXYZ);
glm::mat4 matTrans = glm::translate(-bit_cast<glm::vec3>(pivot));
auto nameMapping = getBoneNameMapping(skeleton.get());
auto boneMatrix = getBoneMatrix(skeleton.get());
glm::mat4 transform(1);
if (nameMapping.count(boneName)) {
auto mat = boneMatrix[nameMapping[boneName]];
if (get_input2<bool>("inheritRotation")) {
mat[0] = glm::normalize(mat[0]);
mat[1] = glm::normalize(mat[1]);
mat[2] = glm::normalize(mat[2]);
}
else {
mat[0] = {1, 0, 0, 0};
mat[1] = {0, 1, 0, 0};
mat[2] = {0, 0, 1, 0};
}
transform = mat * matTrans * matRotate;
auto vert_count = prim->verts.size();
#pragma omp parallel for
for (auto i = 0; i < vert_count; i++) {
prim->verts[i] = transform_pos(transform, prim->verts[i]);
}
if (prim->verts.attr_is<vec3f>("nrm")) {
auto &nrms = prim->verts.attr<vec3f>("nrm");
#pragma omp parallel for
for (auto i = 0; i < vert_count; i++) {
nrms[i] = transform_nrm(transform, nrms[i]);
}
}
}
set_output2("prim", prim);
}
};
ZENDEFNODE(PrimDeformByOneBone, {
{
"prim",
"skeleton",
{"string", "boneName", ""},
{"bool", "useCustomPivot", "0"},
{"bool", "inheritRotation", "0"},
{"vec3f", "pivot", "0, 0, 0"},
{"vec3f", "rotation", "0, 0, 0"},
},
{
"prim",
},
{},
{"FBXSDK"},
});



}
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