138 lines
3.7 KiB
C++
138 lines
3.7 KiB
C++
/*
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* ***** BEGIN GPL LICENSE BLOCK *****
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*
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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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* Contributor(s): Chingiz Dyussenov, Arystanbek Dyussenov, Jan Diederich, Tod Liverseed,
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* Nathan Letwory
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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/** \file blender/collada/TransformWriter.cpp
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* \ingroup collada
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*/
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#include "BKE_object.h"
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#include "TransformWriter.h"
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#include "BLI_math.h"
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void TransformWriter::add_node_transform(COLLADASW::Node& node, float mat[][4], float parent_mat[][4])
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{
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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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mult_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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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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TransformBase::decompose(local, loc, rot, NULL, scale);
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if (node.getType() == COLLADASW::Node::JOINT)
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node.addMatrix("transform", dmat);
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else
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add_transform(node, loc, rot, scale);
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}
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void TransformWriter::add_node_transform_ob(COLLADASW::Node& node, Object *ob)
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{
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#if 0
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float rot[3], loc[3], scale[3];
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if (ob->parent) {
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float C[4][4], tmat[4][4], imat[4][4], mat[4][4];
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// factor out scale from obmat
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copy_v3_v3(scale, ob->size);
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ob->size[0] = ob->size[1] = ob->size[2] = 1.0f;
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BKE_object_to_mat4(ob, C);
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copy_v3_v3(ob->size, scale);
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mul_serie_m4(tmat, ob->parent->obmat, ob->parentinv, C, NULL, NULL, NULL, NULL, NULL);
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// calculate local mat
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invert_m4_m4(imat, ob->parent->obmat);
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mult_m4_m4m4(mat, imat, tmat);
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// done
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mat4_to_eul(rot, mat);
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copy_v3_v3(loc, mat[3]);
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}
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else {
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copy_v3_v3(loc, ob->loc);
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copy_v3_v3(rot, ob->rot);
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copy_v3_v3(scale, ob->size);
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}
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add_transform(node, loc, rot, scale);
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#endif
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/* Using parentinv should allow use of existing curves */
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if (ob->parent) {
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// If parentinv is identity don't add it.
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bool add_parinv = false;
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for (int i = 0; i < 16; ++i) {
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float f = (i % 4 == i / 4) ? 1.0f : 0.0f;
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add_parinv |= (ob->parentinv[i % 4][i / 4] != f);
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}
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if (add_parinv) {
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double dmat[4][4];
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UnitConverter converter;
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converter.mat4_to_dae_double(dmat, ob->parentinv);
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node.addMatrix("parentinverse", dmat);
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}
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}
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add_transform(node, ob->loc, ob->rot, ob->size);
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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[] = {0.0f, 0.0f, 0.0f}, scale[] = {1.0f, 1.0f, 1.0f}, rot[] = {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, float loc[3], float rot[3], float scale[3])
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{
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node.addTranslate("location", loc[0], loc[1], loc[2]);
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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.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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