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/* SPDX-License-Identifier: GPL-2.0-or-later */
/** \file
* \ingroup collada
*/
#include "BLI_math.h"
#include "BLI_sys_types.h"
#include "BKE_object.h"
#include "TransformWriter.h"
void TransformWriter::add_joint_transform(COLLADASW::Node &node,
float mat[4][4],
float parent_mat[4][4],
BCExportSettings &export_settings,
bool has_restmat)
{
float local[4][4];
if (parent_mat) {
float invpar[4][4];
invert_m4_m4(invpar, parent_mat);
mul_m4_m4m4(local, invpar, mat);
}
else {
copy_m4_m4(local, mat);
}
if (!has_restmat && export_settings.get_apply_global_orientation()) {
bc_apply_global_transform(local, export_settings.get_global_transform());
}
double dmat[4][4];
UnitConverter::mat4_to_dae_double(dmat, local);
if (export_settings.get_object_transformation_type() == BC_TRANSFORMATION_TYPE_MATRIX) {
node.addMatrix("transform", dmat);
}
else {
float loc[3], rot[3], scale[3];
bc_decompose(local, loc, rot, nullptr, scale);
add_transform(node, loc, rot, scale);
}
}
void TransformWriter::add_node_transform_ob(COLLADASW::Node &node,
Object *ob,
BCExportSettings &export_settings)
{
bool limit_precision = export_settings.get_limit_precision();
/* Export the local Matrix (relative to the object parent,
* be it an object, bone or vertices (one or more)). */
Matrix f_obmat;
BKE_object_matrix_local_get(ob, f_obmat);
if (export_settings.get_apply_global_orientation()) {
bc_apply_global_transform(f_obmat, export_settings.get_global_transform());
}
else {
bc_add_global_transform(f_obmat, export_settings.get_global_transform());
}
switch (export_settings.get_object_transformation_type()) {
case BC_TRANSFORMATION_TYPE_MATRIX: {
double d_obmat[4][4];
UnitConverter::mat4_to_dae_double(d_obmat, f_obmat);
if (limit_precision) {
BCMatrix::sanitize(d_obmat, LIMITTED_PRECISION);
}
node.addMatrix("transform", d_obmat);
break;
}
case BC_TRANSFORMATION_TYPE_DECOMPOSED: {
float loc[3], rot[3], scale[3];
bc_decompose(f_obmat, loc, rot, nullptr, scale);
if (limit_precision) {
bc_sanitize_v3(loc, LIMITTED_PRECISION);
bc_sanitize_v3(rot, LIMITTED_PRECISION);
bc_sanitize_v3(scale, LIMITTED_PRECISION);
}
add_transform(node, loc, rot, scale);
break;
}
}
}
void TransformWriter::add_node_transform_identity(COLLADASW::Node &node,
BCExportSettings &export_settings)
{
BC_export_transformation_type transformation_type =
export_settings.get_object_transformation_type();
switch (transformation_type) {
case BC_TRANSFORMATION_TYPE_MATRIX: {
BCMatrix mat;
DMatrix d_obmat;
mat.get_matrix(d_obmat);
node.addMatrix("transform", d_obmat);
break;
}
default: {
float loc[3] = {0.0f, 0.0f, 0.0f};
float scale[3] = {1.0f, 1.0f, 1.0f};
float rot[3] = {0.0f, 0.0f, 0.0f};
add_transform(node, loc, rot, scale);
break;
}
}
}
void TransformWriter::add_transform(COLLADASW::Node &node,
const float loc[3],
const float rot[3],
const float scale[3])
{
node.addScale("scale", scale[0], scale[1], scale[2]);
node.addRotateZ("rotationZ", RAD2DEGF(rot[2]));
node.addRotateY("rotationY", RAD2DEGF(rot[1]));
node.addRotateX("rotationX", RAD2DEGF(rot[0]));
node.addTranslate("location", loc[0], loc[1], loc[2]);
}
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