137 lines
4.5 KiB
C++
137 lines
4.5 KiB
C++
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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/** \file
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* \ingroup collada
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*/
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#include "BLI_math.h"
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#include "BLI_sys_types.h"
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#include "BKE_object.h"
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#include "TransformWriter.h"
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void TransformWriter::add_joint_transform(COLLADASW::Node &node,
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float mat[4][4],
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float parent_mat[4][4],
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BCExportSettings &export_settings,
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bool has_restmat
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)
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{
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// bool limit_precision = export_settings.limit_precision;
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float loc[3], rot[3], scale[3];
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float local[4][4];
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if (parent_mat) {
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float invpar[4][4];
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invert_m4_m4(invpar, parent_mat);
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mul_m4_m4m4(local, invpar, mat);
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}
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else {
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copy_m4_m4(local, mat);
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}
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if (!has_restmat && export_settings.get_apply_global_orientation()) {
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bc_apply_global_transform(local, export_settings.get_global_transform());
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}
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double dmat[4][4];
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UnitConverter *converter = new UnitConverter();
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converter->mat4_to_dae_double(dmat, local);
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delete converter;
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if (node.getType() == COLLADASW::Node::JOINT) {
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// XXX Why are joints handled differently ?
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// GC: I believe this is a mistake. Here we might want to
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// export according to how the transformation type
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// is set, see add_node_transform_ob()
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node.addMatrix("transform", dmat);
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}
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else {
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bc_decompose(local, loc, rot, NULL, scale);
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add_transform(node, loc, rot, scale);
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}
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}
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void TransformWriter::add_node_transform_ob(COLLADASW::Node &node,
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Object *ob,
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BCExportSettings &export_settings)
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{
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BC_export_transformation_type transformation_type =
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export_settings.get_export_transformation_type();
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bool limit_precision = export_settings.get_limit_precision();
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/* Export the local Matrix (relative to the object parent,
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* be it an object, bone or vertex(-tices)). */
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Matrix f_obmat;
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BKE_object_matrix_local_get(ob, f_obmat);
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if (export_settings.get_apply_global_orientation()) {
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bc_apply_global_transform(f_obmat, export_settings.get_global_transform());
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}
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else {
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bc_add_global_transform(f_obmat, export_settings.get_global_transform());
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}
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switch (transformation_type) {
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case BC_TRANSFORMATION_TYPE_MATRIX: {
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UnitConverter converter;
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double d_obmat[4][4];
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converter.mat4_to_dae_double(d_obmat, f_obmat);
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if (limit_precision)
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bc_sanitize_mat(d_obmat, LIMITTED_PRECISION);
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node.addMatrix("transform", d_obmat);
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break;
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}
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case BC_TRANSFORMATION_TYPE_TRANSROTLOC: {
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float loc[3], rot[3], scale[3];
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bc_decompose(f_obmat, loc, rot, NULL, scale);
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if (limit_precision) {
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bc_sanitize_v3(loc, LIMITTED_PRECISION);
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bc_sanitize_v3(rot, LIMITTED_PRECISION);
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bc_sanitize_v3(scale, LIMITTED_PRECISION);
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}
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add_transform(node, loc, rot, scale);
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break;
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}
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}
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}
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void TransformWriter::add_node_transform_identity(COLLADASW::Node &node)
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{
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float loc[3] = {0.0f, 0.0f, 0.0f}, scale[3] = {1.0f, 1.0f, 1.0f}, rot[3] = {0.0f, 0.0f, 0.0f};
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add_transform(node, loc, rot, scale);
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}
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void TransformWriter::add_transform(COLLADASW::Node &node,
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float loc[3],
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float rot[3],
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float scale[3])
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{
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#if 0
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node.addRotateZ("rotationZ", COLLADABU::Math::Utils::radToDegF(rot[2]));
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node.addRotateY("rotationY", COLLADABU::Math::Utils::radToDegF(rot[1]));
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node.addRotateX("rotationX", COLLADABU::Math::Utils::radToDegF(rot[0]));
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#endif
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node.addTranslate("location", loc[0], loc[1], loc[2]);
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node.addRotateZ("rotationZ", RAD2DEGF(rot[2]));
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node.addRotateY("rotationY", RAD2DEGF(rot[1]));
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node.addRotateX("rotationX", RAD2DEGF(rot[0]));
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node.addScale("scale", scale[0], scale[1], scale[2]);
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}
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