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Diffstat (limited to 'source/blender/collada/collada_internal.cpp')
| -rw-r--r-- | source/blender/collada/collada_internal.cpp | 266 |
1 files changed, 266 insertions, 0 deletions
diff --git a/source/blender/collada/collada_internal.cpp b/source/blender/collada/collada_internal.cpp new file mode 100644 index 00000000000..6f401c1856f --- /dev/null +++ b/source/blender/collada/collada_internal.cpp @@ -0,0 +1,266 @@ +/** + * $Id$ + * + * ***** BEGIN GPL LICENSE BLOCK ***** + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * Contributor(s): Chingiz Dyussenov, Arystanbek Dyussenov. + * + * ***** END GPL LICENSE BLOCK ***** + */ + +#include "collada_internal.h" + +UnitConverter::UnitConverter() : unit(), up_axis(COLLADAFW::FileInfo::Z_UP) {} + +void UnitConverter::read_asset(const COLLADAFW::FileInfo* asset) +{ + unit = asset->getUnit(); + up_axis = asset->getUpAxisType(); +} + +UnitConverter::UnitSystem UnitConverter::isMetricSystem() +{ + switch(unit.getLinearUnitUnit()) { + case COLLADAFW::FileInfo::Unit::MILLIMETER: + case COLLADAFW::FileInfo::Unit::CENTIMETER: + case COLLADAFW::FileInfo::Unit::DECIMETER: + case COLLADAFW::FileInfo::Unit::METER: + case COLLADAFW::FileInfo::Unit::KILOMETER: + return UnitConverter::Metric; + case COLLADAFW::FileInfo::Unit::INCH: + case COLLADAFW::FileInfo::Unit::FOOT: + case COLLADAFW::FileInfo::Unit::YARD: + return UnitConverter::Imperial; + default: + return UnitConverter::None; + } +} + +float UnitConverter::getLinearMeter() +{ + return (float)unit.getLinearUnitMeter(); +} + +void UnitConverter::convertVector3(COLLADABU::Math::Vector3 &vec, float *v) +{ + v[0] = vec.x; + v[1] = vec.y; + v[2] = vec.z; +} + +// TODO need also for angle conversion, time conversion... + +void UnitConverter::dae_matrix_to_mat4_(float out[][4], const COLLADABU::Math::Matrix4& in) +{ + // in DAE, matrices use columns vectors, (see comments in COLLADABUMathMatrix4.h) + // so here, to make a blender matrix, we swap columns and rows + for (int i = 0; i < 4; i++) { + for (int j = 0; j < 4; j++) { + out[i][j] = in[j][i]; + } + } +} + +void UnitConverter::mat4_to_dae(float out[][4], float in[][4]) +{ + copy_m4_m4(out, in); + transpose_m4(out); +} + +void UnitConverter::mat4_to_dae_double(double out[][4], float in[][4]) +{ + float mat[4][4]; + + mat4_to_dae(mat, in); + + for (int i = 0; i < 4; i++) + for (int j = 0; j < 4; j++) + out[i][j] = mat[i][j]; +} + +void TransformBase::decompose(float mat[][4], float *loc, float eul[3], float quat[4], float *size) +{ + mat4_to_size(size, mat); + if (eul) { + mat4_to_eul(eul, mat); + } + if (quat) { + mat4_to_quat(quat, mat); + } + copy_v3_v3(loc, mat[3]); +} + +/** +Translation map. +Used to translate every COLLADA id to a valid id, no matter what "wrong" letters may be +included. Look at the IDREF XSD declaration for more. +Follows strictly the COLLADA XSD declaration which explicitly allows non-english chars, +like special chars (e.g. micro sign), umlauts and so on. +The COLLADA spec also allows additional chars for member access ('.'), these +must obviously be removed too, otherwise they would be heavily misinterpreted. +*/ +const unsigned char translate_start_name_map[256] = { +95, 95, 95, 95, 95, 95, 95, 95, 95, +95, 95, 95, 95, 95, 95, 95, 95, +95, 95, 95, 95, 95, 95, 95, 95, +95, 95, 95, 95, 95, 95, 95, 95, +95, 95, 95, 95, 95, 95, 95, 95, +95, 95, 95, 95, 95, 95, 95, 95, +95, 95, 95, 95, 95, 95, 95, 95, +95, 95, 95, 95, 95, 95, 95, 95, +65, 66, 67, 68, 69, 70, 71, 72, +73, 74, 75, 76, 77, 78, 79, 80, +81, 82, 83, 84, 85, 86, 87, 88, +89, 90, 95, 95, 95, 95, 95, 95, +97, 98, 99, 100, 101, 102, 103, 104, +105, 106, 107, 108, 109, 110, 111, 112, +113, 114, 115, 116, 117, 118, 119, 120, +121, 122, 95, 95, 95, 95, 95, 95, +95, 95, 95, 95, 95, 95, 95, 95, +95, 95, 95, 95, 95, 95, 95, 95, +95, 95, 95, 95, 95, 95, 95, 95, +95, 95, 95, 95, 95, 95, 95, 95, +95, 95, 95, 95, 95, 95, 95, 95, +95, 95, 95, 95, 95, 95, 95, 95, +95, 95, 95, 95, 95, 95, 95, 95, +95, 95, 95, 95, 95, 95, 95, 192, +193, 194, 195, 196, 197, 198, 199, 200, +201, 202, 203, 204, 205, 206, 207, 208, +209, 210, 211, 212, 213, 214, 95, 216, +217, 218, 219, 220, 221, 222, 223, 224, +225, 226, 227, 228, 229, 230, 231, 232, +233, 234, 235, 236, 237, 238, 239, 240, +241, 242, 243, 244, 245, 246, 95, 248, +249, 250, 251, 252, 253, 254, 255}; + +const unsigned char translate_name_map[256] = { +95, 95, 95, 95, 95, 95, 95, 95, 95, +95, 95, 95, 95, 95, 95, 95, 95, +95, 95, 95, 95, 95, 95, 95, 95, +95, 95, 95, 95, 95, 95, 95, 95, +95, 95, 95, 95, 95, 95, 95, 95, +95, 95, 95, 95, 45, 95, 95, 48, +49, 50, 51, 52, 53, 54, 55, 56, +57, 95, 95, 95, 95, 95, 95, 95, +65, 66, 67, 68, 69, 70, 71, 72, +73, 74, 75, 76, 77, 78, 79, 80, +81, 82, 83, 84, 85, 86, 87, 88, +89, 90, 95, 95, 95, 95, 95, 95, +97, 98, 99, 100, 101, 102, 103, 104, +105, 106, 107, 108, 109, 110, 111, 112, +113, 114, 115, 116, 117, 118, 119, 120, +121, 122, 95, 95, 95, 95, 95, 95, +95, 95, 95, 95, 95, 95, 95, 95, +95, 95, 95, 95, 95, 95, 95, 95, +95, 95, 95, 95, 95, 95, 95, 95, +95, 95, 95, 95, 95, 95, 95, 95, +95, 95, 95, 95, 95, 95, 95, 95, +95, 95, 95, 95, 95, 95, 95, 95, +95, 95, 95, 95, 95, 95, 183, 95, +95, 95, 95, 95, 95, 95, 95, 192, +193, 194, 195, 196, 197, 198, 199, 200, +201, 202, 203, 204, 205, 206, 207, 208, +209, 210, 211, 212, 213, 214, 95, 216, +217, 218, 219, 220, 221, 222, 223, 224, +225, 226, 227, 228, 229, 230, 231, 232, +233, 234, 235, 236, 237, 238, 239, 240, +241, 242, 243, 244, 245, 246, 95, 248, +249, 250, 251, 252, 253, 254, 255}; + +typedef std::map< std::string, std::vector<std::string> > map_string_list; +map_string_list global_id_map; + +void clear_global_id_map() +{ + global_id_map.clear(); +} + +/** Look at documentation of translate_map */ +std::string translate_id(const std::string &id) +{ + if (id.size() == 0) + { return id; } + std::string id_translated = id; + id_translated[0] = translate_start_name_map[(unsigned int)id_translated[0]]; + for (unsigned int i=1; i < id_translated.size(); i++) + { + id_translated[i] = translate_name_map[(unsigned int)id_translated[i]]; + } + // It's so much workload now, the if() should speed up things. + if (id_translated != id) + { + // Search duplicates + map_string_list::iterator iter = global_id_map.find(id_translated); + if (iter != global_id_map.end()) + { + unsigned int i = 0; + bool found = false; + for (i=0; i < iter->second.size(); i++) + { + if (id == iter->second[i]) + { + found = true; + break; + } + } + bool convert = false; + if (found) + { + if (i > 0) + { convert = true; } + } + else + { + convert = true; + global_id_map[id_translated].push_back(id); + } + if (convert) + { + std::stringstream out; + out << ++i; + id_translated += out.str(); + } + } + else { global_id_map[id_translated].push_back(id); } + } + return id_translated; +} + +std::string id_name(void *id) +{ + return ((ID*)id)->name + 2; +} + +std::string get_geometry_id(Object *ob) +{ + return translate_id(id_name(ob)) + "-mesh"; +} + +std::string get_light_id(Object *ob) +{ + return translate_id(id_name(ob)) + "-light"; +} + +std::string get_joint_id(Bone *bone, Object *ob_arm) +{ + return translate_id(id_name(ob_arm) + "_" + bone->name); +} + +std::string get_camera_id(Object *ob) +{ + return translate_id(id_name(ob)) + "-camera"; +} |