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Diffstat (limited to 'editor/collada/collada.cpp')
| -rw-r--r-- | editor/collada/collada.cpp | 2574 |
1 files changed, 0 insertions, 2574 deletions
diff --git a/editor/collada/collada.cpp b/editor/collada/collada.cpp deleted file mode 100644 index 231173e459..0000000000 --- a/editor/collada/collada.cpp +++ /dev/null @@ -1,2574 +0,0 @@ -/*************************************************************************/ -/* collada.cpp */ -/*************************************************************************/ -/* This file is part of: */ -/* GODOT ENGINE */ -/* https://godotengine.org */ -/*************************************************************************/ -/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */ -/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */ -/* */ -/* Permission is hereby granted, free of charge, to any person obtaining */ -/* a copy of this software and associated documentation files (the */ -/* "Software"), to deal in the Software without restriction, including */ -/* without limitation the rights to use, copy, modify, merge, publish, */ -/* distribute, sublicense, and/or sell copies of the Software, and to */ -/* permit persons to whom the Software is furnished to do so, subject to */ -/* the following conditions: */ -/* */ -/* The above copyright notice and this permission notice shall be */ -/* included in all copies or substantial portions of the Software. */ -/* */ -/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ -/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ -/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ -/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ -/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ -/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ -/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ -/*************************************************************************/ - -#include "collada.h" - -#include <stdio.h> - -//#define DEBUG_DEFAULT_ANIMATION -//#define DEBUG_COLLADA -#ifdef DEBUG_COLLADA -#define COLLADA_PRINT(m_what) print_line(m_what) -#else -#define COLLADA_PRINT(m_what) -#endif - -#define COLLADA_IMPORT_SCALE_SCENE - -/* HELPERS */ - -String Collada::Effect::get_texture_path(const String &p_source, Collada &state) const { - - const String &image = p_source; - ERR_FAIL_COND_V(!state.state.image_map.has(image), ""); - return state.state.image_map[image].path; -} - -Transform Collada::get_root_transform() const { - - Transform unit_scale_transform; -#ifndef COLLADA_IMPORT_SCALE_SCENE - unit_scale_transform.scale(Vector3(state.unit_scale, state.unit_scale, state.unit_scale)); -#endif - return unit_scale_transform; -} - -void Collada::Vertex::fix_unit_scale(Collada &state) { -#ifdef COLLADA_IMPORT_SCALE_SCENE - vertex *= state.state.unit_scale; -#endif -} - -static String _uri_to_id(const String &p_uri) { - - if (p_uri.begins_with("#")) - return p_uri.substr(1, p_uri.size() - 1); - else - return p_uri; -} - -/** HELPER FUNCTIONS **/ - -Transform Collada::fix_transform(const Transform &p_transform) { - - Transform tr = p_transform; - -#ifndef NO_UP_AXIS_SWAP - - if (state.up_axis != Vector3::AXIS_Y) { - - for (int i = 0; i < 3; i++) - SWAP(tr.basis[1][i], tr.basis[state.up_axis][i]); - for (int i = 0; i < 3; i++) - SWAP(tr.basis[i][1], tr.basis[i][state.up_axis]); - - SWAP(tr.origin[1], tr.origin[state.up_axis]); - - tr.basis[state.up_axis][0] = -tr.basis[state.up_axis][0]; - tr.basis[state.up_axis][1] = -tr.basis[state.up_axis][1]; - tr.basis[0][state.up_axis] = -tr.basis[0][state.up_axis]; - tr.basis[1][state.up_axis] = -tr.basis[1][state.up_axis]; - tr.origin[state.up_axis] = -tr.origin[state.up_axis]; - } -#endif - - //tr.scale(Vector3(state.unit_scale.unit_scale.unit_scale)); - return tr; - //return state.matrix_fix * p_transform; -} - -static Transform _read_transform_from_array(const Vector<float> &array, int ofs = 0) { - - Transform tr; - // i wonder why collada matrices are transposed, given that's opposed to opengl.. - tr.basis.elements[0][0] = array[0 + ofs]; - tr.basis.elements[0][1] = array[1 + ofs]; - tr.basis.elements[0][2] = array[2 + ofs]; - tr.basis.elements[1][0] = array[4 + ofs]; - tr.basis.elements[1][1] = array[5 + ofs]; - tr.basis.elements[1][2] = array[6 + ofs]; - tr.basis.elements[2][0] = array[8 + ofs]; - tr.basis.elements[2][1] = array[9 + ofs]; - tr.basis.elements[2][2] = array[10 + ofs]; - tr.origin.x = array[3 + ofs]; - tr.origin.y = array[7 + ofs]; - tr.origin.z = array[11 + ofs]; - return tr; -} - -/* STRUCTURES */ - -Transform Collada::Node::compute_transform(Collada &state) const { - - Transform xform; - - for (int i = 0; i < xform_list.size(); i++) { - - Transform xform_step; - const XForm &xf = xform_list[i]; - switch (xf.op) { - - case XForm::OP_ROTATE: { - if (xf.data.size() >= 4) { - - xform_step.rotate(Vector3(xf.data[0], xf.data[1], xf.data[2]), Math::deg2rad(xf.data[3])); - } - } break; - case XForm::OP_SCALE: { - - if (xf.data.size() >= 3) { - - xform_step.scale(Vector3(xf.data[0], xf.data[1], xf.data[2])); - } - - } break; - case XForm::OP_TRANSLATE: { - - if (xf.data.size() >= 3) { - - xform_step.origin = Vector3(xf.data[0], xf.data[1], xf.data[2]); - } - - } break; - case XForm::OP_MATRIX: { - - if (xf.data.size() >= 16) { - xform_step = _read_transform_from_array(xf.data, 0); - } - - } break; - default: { - } - } - - xform = xform * xform_step; - } - -#ifdef COLLADA_IMPORT_SCALE_SCENE - xform.origin *= state.state.unit_scale; -#endif - return xform; -} - -Transform Collada::Node::get_transform() const { - - return default_transform; -} - -Transform Collada::Node::get_global_transform() const { - - if (parent) - return parent->get_global_transform() * default_transform; - else - return default_transform; -} - -Vector<float> Collada::AnimationTrack::get_value_at_time(float p_time) const { - - ERR_FAIL_COND_V(keys.size() == 0, Vector<float>()); - int i = 0; - - for (i = 0; i < keys.size(); i++) { - - if (keys[i].time > p_time) - break; - } - - if (i == 0) - return keys[0].data; - if (i == keys.size()) - return keys[keys.size() - 1].data; - - switch (keys[i].interp_type) { - - case INTERP_BEZIER: //wait for bezier - case INTERP_LINEAR: { - - float c = (p_time - keys[i - 1].time) / (keys[i].time - keys[i - 1].time); - - if (keys[i].data.size() == 16) { - //interpolate a matrix - Transform src = _read_transform_from_array(keys[i - 1].data); - Transform dst = _read_transform_from_array(keys[i].data); - - Transform interp = c < 0.001 ? src : src.interpolate_with(dst, c); - - Vector<float> ret; - ret.resize(16); - Transform tr; - // i wonder why collada matrices are transposed, given that's opposed to opengl.. - ret.write[0] = interp.basis.elements[0][0]; - ret.write[1] = interp.basis.elements[0][1]; - ret.write[2] = interp.basis.elements[0][2]; - ret.write[4] = interp.basis.elements[1][0]; - ret.write[5] = interp.basis.elements[1][1]; - ret.write[6] = interp.basis.elements[1][2]; - ret.write[8] = interp.basis.elements[2][0]; - ret.write[9] = interp.basis.elements[2][1]; - ret.write[10] = interp.basis.elements[2][2]; - ret.write[3] = interp.origin.x; - ret.write[7] = interp.origin.y; - ret.write[11] = interp.origin.z; - ret.write[12] = 0; - ret.write[13] = 0; - ret.write[14] = 0; - ret.write[15] = 1; - - return ret; - } else { - - Vector<float> dest; - dest.resize(keys[i].data.size()); - for (int j = 0; j < dest.size(); j++) { - - dest.write[j] = keys[i].data[j] * c + keys[i - 1].data[j] * (1.0 - c); - } - return dest; - //interpolate one by one - } - } break; - } - - ERR_FAIL_V(Vector<float>()); -} - -void Collada::_parse_asset(XMLParser &parser) { - - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - String name = parser.get_node_name(); - - if (name == "up_axis") { - - parser.read(); - if (parser.get_node_data() == "X_UP") - state.up_axis = Vector3::AXIS_X; - if (parser.get_node_data() == "Y_UP") - state.up_axis = Vector3::AXIS_Y; - if (parser.get_node_data() == "Z_UP") - state.up_axis = Vector3::AXIS_Z; - - COLLADA_PRINT("up axis: " + parser.get_node_data()); - } else if (name == "unit") { - - state.unit_scale = parser.get_attribute_value("meter").to_double(); - COLLADA_PRINT("unit scale: " + rtos(state.unit_scale)); - } - - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == "asset") - break; //end of <asset> - } -} - -void Collada::_parse_image(XMLParser &parser) { - - String id = parser.get_attribute_value("id"); - - if (!(state.import_flags & IMPORT_FLAG_SCENE)) { - if (!parser.is_empty()) - parser.skip_section(); - return; - } - - Image image; - - if (state.version < State::Version(1, 4, 0)) { - /* <1.4 */ - String path = parser.get_attribute_value("source").strip_edges(); - if (path.find("://") == -1 && path.is_rel_path()) { - // path is relative to file being loaded, so convert to a resource path - image.path = ProjectSettings::get_singleton()->localize_path(state.local_path.get_base_dir().plus_file(path.percent_decode())); - } - } else { - - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - String name = parser.get_node_name(); - - if (name == "init_from") { - - parser.read(); - String path = parser.get_node_data().strip_edges().percent_decode(); - - if (path.find("://") == -1 && path.is_rel_path()) { - // path is relative to file being loaded, so convert to a resource path - path = ProjectSettings::get_singleton()->localize_path(state.local_path.get_base_dir().plus_file(path)); - - } else if (path.find("file:///") == 0) { - path = path.replace_first("file:///", ""); - path = ProjectSettings::get_singleton()->localize_path(path); - } - - image.path = path; - - } else if (name == "data") { - - ERR_PRINT("COLLADA Embedded image data not supported!"); - - } else if (name == "extra" && !parser.is_empty()) - parser.skip_section(); - - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == "image") - break; //end of <asset> - } - } - - state.image_map[id] = image; -} - -void Collada::_parse_material(XMLParser &parser) { - - if (!(state.import_flags & IMPORT_FLAG_SCENE)) { - if (!parser.is_empty()) - parser.skip_section(); - return; - } - - Material material; - - String id = parser.get_attribute_value("id"); - if (parser.has_attribute("name")) - material.name = parser.get_attribute_value("name"); - - if (state.version < State::Version(1, 4, 0)) { - /* <1.4 */ - ERR_PRINT("Collada Materials < 1.4 are not supported (yet)"); - } else { - - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT && parser.get_node_name() == "instance_effect") { - - material.instance_effect = _uri_to_id(parser.get_attribute_value("url")); - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == "material") - break; //end of <asset> - } - } - - state.material_map[id] = material; -} - -//! reads floats from inside of xml element until end of xml element -Vector<float> Collada::_read_float_array(XMLParser &parser) { - - if (parser.is_empty()) - return Vector<float>(); - - Vector<String> splitters; - splitters.push_back(" "); - splitters.push_back("\n"); - splitters.push_back("\r"); - splitters.push_back("\t"); - - Vector<float> array; - while (parser.read() == OK) { - // TODO: check for comments inside the element - // and ignore them. - - if (parser.get_node_type() == XMLParser::NODE_TEXT) { - // parse float data - String str = parser.get_node_data(); - array = str.split_floats_mk(splitters, false); - //array=str.split_floats(" ",false); - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END) - break; // end parsing text - } - - return array; -} - -Vector<String> Collada::_read_string_array(XMLParser &parser) { - - if (parser.is_empty()) - return Vector<String>(); - - Vector<String> array; - while (parser.read() == OK) { - // TODO: check for comments inside the element - // and ignore them. - - if (parser.get_node_type() == XMLParser::NODE_TEXT) { - // parse String data - String str = parser.get_node_data(); - array = str.split_spaces(); - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END) - break; // end parsing text - } - - return array; -} - -Transform Collada::_read_transform(XMLParser &parser) { - - if (parser.is_empty()) - return Transform(); - - Vector<String> array; - while (parser.read() == OK) { - // TODO: check for comments inside the element - // and ignore them. - - if (parser.get_node_type() == XMLParser::NODE_TEXT) { - // parse float data - String str = parser.get_node_data(); - array = str.split_spaces(); - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END) - break; // end parsing text - } - - ERR_FAIL_COND_V(array.size() != 16, Transform()); - Vector<float> farr; - farr.resize(16); - for (int i = 0; i < 16; i++) { - farr.write[i] = array[i].to_double(); - } - - return _read_transform_from_array(farr); -} - -String Collada::_read_empty_draw_type(XMLParser &parser) { - - String empty_draw_type = ""; - - if (parser.is_empty()) - return empty_draw_type; - - while (parser.read() == OK) { - if (parser.get_node_type() == XMLParser::NODE_TEXT) { - empty_draw_type = parser.get_node_data(); - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END) - break; // end parsing text - } - return empty_draw_type; -} - -Variant Collada::_parse_param(XMLParser &parser) { - - if (parser.is_empty()) - return Variant(); - - String from = parser.get_node_name(); - Variant data; - - while (parser.read() == OK) { - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - if (parser.get_node_name() == "float") { - - parser.read(); - if (parser.get_node_type() == XMLParser::NODE_TEXT) { - - data = parser.get_node_data().to_double(); - } - } else if (parser.get_node_name() == "float2") { - - Vector<float> v2 = _read_float_array(parser); - - if (v2.size() >= 2) { - - data = Vector2(v2[0], v2[1]); - } - } else if (parser.get_node_name() == "float3") { - - Vector<float> v3 = _read_float_array(parser); - - if (v3.size() >= 3) { - - data = Vector3(v3[0], v3[1], v3[2]); - } - } else if (parser.get_node_name() == "float4") { - - Vector<float> v4 = _read_float_array(parser); - - if (v4.size() >= 4) { - - data = Color(v4[0], v4[1], v4[2], v4[3]); - } - } else if (parser.get_node_name() == "sampler2D") { - - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - if (parser.get_node_name() == "source") { - - parser.read(); - - if (parser.get_node_type() == XMLParser::NODE_TEXT) { - - data = parser.get_node_data(); - } - } - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == "sampler2D") - break; - } - } else if (parser.get_node_name() == "surface") { - - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - if (parser.get_node_name() == "init_from") { - - parser.read(); - - if (parser.get_node_type() == XMLParser::NODE_TEXT) { - - data = parser.get_node_data(); - } - } - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == "surface") - break; - } - } - - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == from) - break; - } - - COLLADA_PRINT("newparam ending " + parser.get_node_name()); - return data; -} - -void Collada::_parse_effect_material(XMLParser &parser, Effect &effect, String &id) { - - if (!(state.import_flags & IMPORT_FLAG_SCENE)) { - if (!parser.is_empty()) - parser.skip_section(); - return; - } - - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - // first come the tags we descend, but ignore the top-levels - - COLLADA_PRINT("node name: " + parser.get_node_name()); - - if (!parser.is_empty() && (parser.get_node_name() == "profile_COMMON" || parser.get_node_name() == "technique" || parser.get_node_name() == "extra")) { - - _parse_effect_material(parser, effect, id); // try again - - } else if (parser.get_node_name() == "newparam") { - String name = parser.get_attribute_value("sid"); - Variant value = _parse_param(parser); - effect.params[name] = value; - COLLADA_PRINT("param: " + name + " value:" + String(value)); - - } else if (parser.get_node_name() == "constant" || - parser.get_node_name() == "lambert" || - parser.get_node_name() == "phong" || - parser.get_node_name() == "blinn") { - - COLLADA_PRINT("shade model: " + parser.get_node_name()); - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - String what = parser.get_node_name(); - - if (what == "emission" || - what == "diffuse" || - what == "specular" || - what == "reflective") { - - // color or texture types - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - if (parser.get_node_name() == "color") { - - Vector<float> colorarr = _read_float_array(parser); - COLLADA_PRINT("colorarr size: " + rtos(colorarr.size())); - - if (colorarr.size() >= 3) { - - // alpha strangely not alright? maybe it needs to be multiplied by value as a channel intensity - Color color(colorarr[0], colorarr[1], colorarr[2], 1.0); - if (what == "diffuse") - effect.diffuse.color = color; - if (what == "specular") - effect.specular.color = color; - if (what == "emission") - effect.emission.color = color; - - COLLADA_PRINT(what + " color: " + color); - } - - } else if (parser.get_node_name() == "texture") { - - String sampler = parser.get_attribute_value("texture"); - if (!effect.params.has(sampler)) { - ERR_PRINT(String("Couldn't find sampler: " + sampler + " in material:" + id).utf8().get_data()); - } else { - String surface = effect.params[sampler]; - - if (!effect.params.has(surface)) { - ERR_PRINT(String("Couldn't find surface: " + surface + " in material:" + id).utf8().get_data()); - } else { - String uri = effect.params[surface]; - - if (what == "diffuse") { - effect.diffuse.texture = uri; - } else if (what == "specular") { - effect.specular.texture = uri; - } else if (what == "emission") { - effect.emission.texture = uri; - } else if (what == "bump") { - if (parser.has_attribute("bumptype") && parser.get_attribute_value("bumptype") != "NORMALMAP") { - WARN_PRINT("'bump' texture type is not NORMALMAP, only NORMALMAP is supported."); - } - - effect.bump.texture = uri; - } - - COLLADA_PRINT(what + " texture: " + uri); - } - } - } else if (!parser.is_empty()) - parser.skip_section(); - - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == what) - break; - } - - } else if (what == "shininess") { - effect.shininess = _parse_param(parser); - } - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && (parser.get_node_name() == "constant" || - parser.get_node_name() == "lambert" || - parser.get_node_name() == "phong" || - parser.get_node_name() == "blinn")) - break; - } - } else if (parser.get_node_name() == "double_sided" || parser.get_node_name() == "show_double_sided") { // colladamax / google earth - - // 3DS Max / Google Earth double sided extension - parser.read(); - effect.found_double_sided = true; - effect.double_sided = parser.get_node_data().to_int(); - COLLADA_PRINT("double sided: " + itos(parser.get_node_data().to_int())); - } else if (parser.get_node_name() == "unshaded") { - parser.read(); - effect.unshaded = parser.get_node_data().to_int(); - } else if (parser.get_node_name() == "bump") { - - // color or texture types - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - if (parser.get_node_name() == "texture") { - - String sampler = parser.get_attribute_value("texture"); - if (!effect.params.has(sampler)) { - ERR_PRINT(String("Couldn't find sampler: " + sampler + " in material:" + id).utf8().get_data()); - } else { - String surface = effect.params[sampler]; - - if (!effect.params.has(surface)) { - ERR_PRINT(String("Couldn't find surface: " + surface + " in material:" + id).utf8().get_data()); - } else { - String uri = effect.params[surface]; - - if (parser.has_attribute("bumptype") && parser.get_attribute_value("bumptype") != "NORMALMAP") { - WARN_PRINT("'bump' texture type is not NORMALMAP, only NORMALMAP is supported."); - } - - effect.bump.texture = uri; - COLLADA_PRINT(" bump: " + uri); - } - } - } else if (!parser.is_empty()) - parser.skip_section(); - - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == "bump") - break; - } - - } else if (!parser.is_empty()) - parser.skip_section(); - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && - (parser.get_node_name() == "effect" || - parser.get_node_name() == "profile_COMMON" || - parser.get_node_name() == "technique" || - parser.get_node_name() == "extra")) - break; - } -} - -void Collada::_parse_effect(XMLParser &parser) { - - if (!(state.import_flags & IMPORT_FLAG_SCENE)) { - if (!parser.is_empty()) - parser.skip_section(); - return; - } - - String id = parser.get_attribute_value("id"); - - Effect effect; - if (parser.has_attribute("name")) - effect.name = parser.get_attribute_value("name"); - _parse_effect_material(parser, effect, id); - - state.effect_map[id] = effect; - - COLLADA_PRINT("Effect ID:" + id); -} - -void Collada::_parse_camera(XMLParser &parser) { - - if (!(state.import_flags & IMPORT_FLAG_SCENE)) { - if (!parser.is_empty()) - parser.skip_section(); - return; - } - - String id = parser.get_attribute_value("id"); - - state.camera_data_map[id] = CameraData(); - CameraData &camera = state.camera_data_map[id]; - - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - String name = parser.get_node_name(); - - if (name == "perspective") { - - camera.mode = CameraData::MODE_PERSPECTIVE; - } else if (name == "orthographic") { - - camera.mode = CameraData::MODE_ORTHOGONAL; - } else if (name == "xfov") { - - parser.read(); - camera.perspective.x_fov = parser.get_node_data().to_double(); - - } else if (name == "yfov") { - - parser.read(); - camera.perspective.y_fov = parser.get_node_data().to_double(); - } else if (name == "xmag") { - - parser.read(); - camera.orthogonal.x_mag = parser.get_node_data().to_double(); - - } else if (name == "ymag") { - - parser.read(); - camera.orthogonal.y_mag = parser.get_node_data().to_double(); - } else if (name == "aspect_ratio") { - - parser.read(); - camera.aspect = parser.get_node_data().to_double(); - - } else if (name == "znear") { - - parser.read(); - camera.z_near = parser.get_node_data().to_double(); - - } else if (name == "zfar") { - - parser.read(); - camera.z_far = parser.get_node_data().to_double(); - } - - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == "camera") - break; //end of <asset> - } - - COLLADA_PRINT("Camera ID:" + id); -} - -void Collada::_parse_light(XMLParser &parser) { - - if (!(state.import_flags & IMPORT_FLAG_SCENE)) { - if (!parser.is_empty()) - parser.skip_section(); - return; - } - - String id = parser.get_attribute_value("id"); - - state.light_data_map[id] = LightData(); - LightData &light = state.light_data_map[id]; - - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - String name = parser.get_node_name(); - - if (name == "ambient") { - - light.mode = LightData::MODE_AMBIENT; - } else if (name == "directional") { - - light.mode = LightData::MODE_DIRECTIONAL; - } else if (name == "point") { - - light.mode = LightData::MODE_OMNI; - } else if (name == "spot") { - - light.mode = LightData::MODE_SPOT; - } else if (name == "color") { - - parser.read(); - Vector<float> colorarr = _read_float_array(parser); - COLLADA_PRINT("colorarr size: " + rtos(colorarr.size())); - - if (colorarr.size() >= 4) { - // alpha strangely not alright? maybe it needs to be multiplied by value as a channel intensity - Color color(colorarr[0], colorarr[1], colorarr[2], 1.0); - light.color = color; - } - - } else if (name == "constant_attenuation") { - - parser.read(); - light.constant_att = parser.get_node_data().to_double(); - } else if (name == "linear_attenuation") { - - parser.read(); - light.linear_att = parser.get_node_data().to_double(); - } else if (name == "quadratic_attenuation") { - - parser.read(); - light.quad_att = parser.get_node_data().to_double(); - } else if (name == "falloff_angle") { - - parser.read(); - light.spot_angle = parser.get_node_data().to_double(); - - } else if (name == "falloff_exponent") { - - parser.read(); - light.spot_exp = parser.get_node_data().to_double(); - } - - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == "light") - break; //end of <asset> - } - - COLLADA_PRINT("Light ID:" + id); -} - -void Collada::_parse_curve_geometry(XMLParser &parser, String p_id, String p_name) { - - if (!(state.import_flags & IMPORT_FLAG_SCENE)) { - if (!parser.is_empty()) - parser.skip_section(); - return; - } - - //load everything into a pre dictionary - - state.curve_data_map[p_id] = CurveData(); - - CurveData &curvedata = state.curve_data_map[p_id]; - curvedata.name = p_name; - - COLLADA_PRINT("curve name: " + p_name); - - String current_source; - // handles geometry node and the curve children in this loop - // read sources with arrays and accessor for each curve - if (parser.is_empty()) { - return; - } - - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - String section = parser.get_node_name(); - - if (section == "source") { - - String id = parser.get_attribute_value("id"); - curvedata.sources[id] = CurveData::Source(); - current_source = id; - COLLADA_PRINT("source data: " + id); - - } else if (section == "float_array" || section == "array") { - // create a new array and read it. - if (curvedata.sources.has(current_source)) { - - curvedata.sources[current_source].array = _read_float_array(parser); - COLLADA_PRINT("section: " + current_source + " read " + itos(curvedata.sources[current_source].array.size()) + " values."); - } - } else if (section == "Name_array") { - // create a new array and read it. - if (curvedata.sources.has(current_source)) { - - curvedata.sources[current_source].sarray = _read_string_array(parser); - COLLADA_PRINT("section: " + current_source + " read " + itos(curvedata.sources[current_source].array.size()) + " values."); - } - - } else if (section == "technique_common") { - //skip it - } else if (section == "accessor") { // child of source (below a technique tag) - - if (curvedata.sources.has(current_source)) { - curvedata.sources[current_source].stride = parser.get_attribute_value("stride").to_int(); - COLLADA_PRINT("section: " + current_source + " stride " + itos(curvedata.sources[current_source].stride)); - } - } else if (section == "control_vertices") { - - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - if (parser.get_node_name() == "input") { - - String semantic = parser.get_attribute_value("semantic"); - String source = _uri_to_id(parser.get_attribute_value("source")); - - curvedata.control_vertices[semantic] = source; - - COLLADA_PRINT(section + " input semantic: " + semantic + " source: " + source); - } - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == section) - break; - } - - } else if (!parser.is_empty()) { - - parser.skip_section(); - } - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == "spline") - break; - } -} - -void Collada::_parse_mesh_geometry(XMLParser &parser, String p_id, String p_name) { - - if (!(state.import_flags & IMPORT_FLAG_SCENE)) { - if (!parser.is_empty()) - parser.skip_section(); - return; - } - - //load everything into a pre dictionary - - state.mesh_data_map[p_id] = MeshData(); - - MeshData &meshdata = state.mesh_data_map[p_id]; - meshdata.name = p_name; - - COLLADA_PRINT("mesh name: " + p_name); - - String current_source; - // handles geometry node and the mesh children in this loop - // read sources with arrays and accessor for each mesh - if (parser.is_empty()) { - return; - } - - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - String section = parser.get_node_name(); - - if (section == "source") { - - String id = parser.get_attribute_value("id"); - meshdata.sources[id] = MeshData::Source(); - current_source = id; - COLLADA_PRINT("source data: " + id); - - } else if (section == "float_array" || section == "array") { - // create a new array and read it. - if (meshdata.sources.has(current_source)) { - - meshdata.sources[current_source].array = _read_float_array(parser); - COLLADA_PRINT("section: " + current_source + " read " + itos(meshdata.sources[current_source].array.size()) + " values."); - } - } else if (section == "technique_common") { - //skip it - } else if (section == "accessor") { // child of source (below a technique tag) - - if (meshdata.sources.has(current_source)) { - meshdata.sources[current_source].stride = parser.get_attribute_value("stride").to_int(); - COLLADA_PRINT("section: " + current_source + " stride " + itos(meshdata.sources[current_source].stride)); - } - } else if (section == "vertices") { - - MeshData::Vertices vert; - String id = parser.get_attribute_value("id"); - - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - if (parser.get_node_name() == "input") { - - String semantic = parser.get_attribute_value("semantic"); - String source = _uri_to_id(parser.get_attribute_value("source")); - - vert.sources[semantic] = source; - - COLLADA_PRINT(section + " input semantic: " + semantic + " source: " + source); - } - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == section) - break; - } - - meshdata.vertices[id] = vert; - - } else if (section == "triangles" || section == "polylist" || section == "polygons") { - - bool polygons = (section == "polygons"); - if (polygons) { - WARN_PRINT("Primitive type \"polygons\" is not well supported (concave shapes may fail). To ensure that the geometry is properly imported, please re-export using \"triangles\" or \"polylist\"."); - } - MeshData::Primitives prim; - - if (parser.has_attribute("material")) - prim.material = parser.get_attribute_value("material"); - prim.count = parser.get_attribute_value("count").to_int(); - prim.vertex_size = 0; - int last_ref = 0; - - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - if (parser.get_node_name() == "input") { - - String semantic = parser.get_attribute_value("semantic"); - String source = _uri_to_id(parser.get_attribute_value("source")); - - if (semantic == "TEXCOORD") { - /* - if (parser.has_attribute("set"))// a texcoord - semantic+=parser.get_attribute_value("set"); - else - semantic="TEXCOORD0";*/ - semantic = "TEXCOORD" + itos(last_ref++); - } - int offset = parser.get_attribute_value("offset").to_int(); - - MeshData::Primitives::SourceRef sref; - sref.source = source; - sref.offset = offset; - prim.sources[semantic] = sref; - prim.vertex_size = MAX(prim.vertex_size, offset + 1); - - COLLADA_PRINT(section + " input semantic: " + semantic + " source: " + source + " offset: " + itos(offset)); - - } else if (parser.get_node_name() == "p") { //indices - - Vector<float> values = _read_float_array(parser); - if (polygons) { - - ERR_CONTINUE(prim.vertex_size == 0); - prim.polygons.push_back(values.size() / prim.vertex_size); - int from = prim.indices.size(); - prim.indices.resize(from + values.size()); - for (int i = 0; i < values.size(); i++) - prim.indices.write[from + i] = values[i]; - - } else if (prim.vertex_size > 0) { - prim.indices = values; - } - - COLLADA_PRINT("read " + itos(values.size()) + " index values"); - - } else if (parser.get_node_name() == "vcount") { // primitive - - Vector<float> values = _read_float_array(parser); - prim.polygons = values; - COLLADA_PRINT("read " + itos(values.size()) + " polygon values"); - } - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == section) - break; - } - - meshdata.primitives.push_back(prim); - - } else if (parser.get_node_name() == "double_sided") { - - parser.read(); - meshdata.found_double_sided = true; - meshdata.double_sided = parser.get_node_data().to_int(); - - } else if (parser.get_node_name() == "polygons") { - ERR_PRINT("Primitive type \"polygons\" not supported, re-export using \"polylist\" or \"triangles\"."); - } else if (!parser.is_empty()) { - - parser.skip_section(); - } - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == "mesh") - break; - } -} - -void Collada::_parse_skin_controller(XMLParser &parser, String p_id) { - - state.skin_controller_data_map[p_id] = SkinControllerData(); - SkinControllerData &skindata = state.skin_controller_data_map[p_id]; - - skindata.base = _uri_to_id(parser.get_attribute_value("source")); - - String current_source; - - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - String section = parser.get_node_name(); - - if (section == "bind_shape_matrix") { - - skindata.bind_shape = _read_transform(parser); -#ifdef COLLADA_IMPORT_SCALE_SCENE - skindata.bind_shape.origin *= state.unit_scale; - -#endif - COLLADA_PRINT("skeleton bind shape transform: " + skindata.bind_shape); - - } else if (section == "source") { - - String id = parser.get_attribute_value("id"); - skindata.sources[id] = SkinControllerData::Source(); - current_source = id; - COLLADA_PRINT("source data: " + id); - - } else if (section == "float_array" || section == "array") { - // create a new array and read it. - if (skindata.sources.has(current_source)) { - - skindata.sources[current_source].array = _read_float_array(parser); - COLLADA_PRINT("section: " + current_source + " read " + itos(skindata.sources[current_source].array.size()) + " values."); - } - } else if (section == "Name_array" || section == "IDREF_array") { - // create a new array and read it. - - if (section == "IDREF_array") - skindata.use_idrefs = true; - if (skindata.sources.has(current_source)) { - - skindata.sources[current_source].sarray = _read_string_array(parser); - if (section == "IDREF_array") { - Vector<String> sa = skindata.sources[current_source].sarray; - for (int i = 0; i < sa.size(); i++) - state.idref_joints.insert(sa[i]); - } - COLLADA_PRINT("section: " + current_source + " read " + itos(skindata.sources[current_source].array.size()) + " values."); - } - } else if (section == "technique_common") { - //skip it - } else if (section == "accessor") { // child of source (below a technique tag) - - if (skindata.sources.has(current_source)) { - - int stride = 1; - if (parser.has_attribute("stride")) - stride = parser.get_attribute_value("stride").to_int(); - - skindata.sources[current_source].stride = stride; - COLLADA_PRINT("section: " + current_source + " stride " + itos(skindata.sources[current_source].stride)); - } - - } else if (section == "joints") { - - SkinControllerData::Joints joint; - - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - if (parser.get_node_name() == "input") { - - String semantic = parser.get_attribute_value("semantic"); - String source = _uri_to_id(parser.get_attribute_value("source")); - - joint.sources[semantic] = source; - - COLLADA_PRINT(section + " input semantic: " + semantic + " source: " + source); - } - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == section) - break; - } - - skindata.joints = joint; - - } else if (section == "vertex_weights") { - - SkinControllerData::Weights weights; - - weights.count = parser.get_attribute_value("count").to_int(); - - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - if (parser.get_node_name() == "input") { - - String semantic = parser.get_attribute_value("semantic"); - String source = _uri_to_id(parser.get_attribute_value("source")); - - int offset = parser.get_attribute_value("offset").to_int(); - - SkinControllerData::Weights::SourceRef sref; - sref.source = source; - sref.offset = offset; - weights.sources[semantic] = sref; - - COLLADA_PRINT(section + " input semantic: " + semantic + " source: " + source + " offset: " + itos(offset)); - - } else if (parser.get_node_name() == "v") { //indices - - Vector<float> values = _read_float_array(parser); - weights.indices = values; - COLLADA_PRINT("read " + itos(values.size()) + " index values"); - - } else if (parser.get_node_name() == "vcount") { // weightsitive - - Vector<float> values = _read_float_array(parser); - weights.sets = values; - COLLADA_PRINT("read " + itos(values.size()) + " polygon values"); - } - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == section) - break; - } - - skindata.weights = weights; - } - /* - else if (!parser.is_empty()) - parser.skip_section(); - */ - - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == "skin") - break; - } - - /* STORE REST MATRICES */ - - Vector<Transform> rests; - ERR_FAIL_COND(!skindata.joints.sources.has("JOINT")); - ERR_FAIL_COND(!skindata.joints.sources.has("INV_BIND_MATRIX")); - - String joint_arr = skindata.joints.sources["JOINT"]; - String ibm = skindata.joints.sources["INV_BIND_MATRIX"]; - - ERR_FAIL_COND(!skindata.sources.has(joint_arr)); - ERR_FAIL_COND(!skindata.sources.has(ibm)); - - SkinControllerData::Source &joint_source = skindata.sources[joint_arr]; - SkinControllerData::Source &ibm_source = skindata.sources[ibm]; - - ERR_FAIL_COND(joint_source.sarray.size() != ibm_source.array.size() / 16); - - for (int i = 0; i < joint_source.sarray.size(); i++) { - - String name = joint_source.sarray[i]; - Transform xform = _read_transform_from_array(ibm_source.array, i * 16); //<- this is a mistake, it must be applied to vertices - xform.affine_invert(); // inverse for rest, because it's an inverse -#ifdef COLLADA_IMPORT_SCALE_SCENE - xform.origin *= state.unit_scale; -#endif - skindata.bone_rest_map[name] = xform; - } -} - -void Collada::_parse_morph_controller(XMLParser &parser, String p_id) { - - state.morph_controller_data_map[p_id] = MorphControllerData(); - MorphControllerData &morphdata = state.morph_controller_data_map[p_id]; - - morphdata.mesh = _uri_to_id(parser.get_attribute_value("source")); - morphdata.mode = parser.get_attribute_value("method"); - String current_source; - - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - String section = parser.get_node_name(); - - if (section == "source") { - - String id = parser.get_attribute_value("id"); - morphdata.sources[id] = MorphControllerData::Source(); - current_source = id; - COLLADA_PRINT("source data: " + id); - - } else if (section == "float_array" || section == "array") { - // create a new array and read it. - if (morphdata.sources.has(current_source)) { - - morphdata.sources[current_source].array = _read_float_array(parser); - COLLADA_PRINT("section: " + current_source + " read " + itos(morphdata.sources[current_source].array.size()) + " values."); - } - } else if (section == "Name_array" || section == "IDREF_array") { - // create a new array and read it. - - /* - if (section=="IDREF_array") - morphdata.use_idrefs=true; - */ - if (morphdata.sources.has(current_source)) { - - morphdata.sources[current_source].sarray = _read_string_array(parser); - /* - if (section=="IDREF_array") { - Vector<String> sa = morphdata.sources[current_source].sarray; - for(int i=0;i<sa.size();i++) - state.idref_joints.insert(sa[i]); - }*/ - COLLADA_PRINT("section: " + current_source + " read " + itos(morphdata.sources[current_source].array.size()) + " values."); - } - } else if (section == "technique_common") { - //skip it - } else if (section == "accessor") { // child of source (below a technique tag) - - if (morphdata.sources.has(current_source)) { - - int stride = 1; - if (parser.has_attribute("stride")) - stride = parser.get_attribute_value("stride").to_int(); - - morphdata.sources[current_source].stride = stride; - COLLADA_PRINT("section: " + current_source + " stride " + itos(morphdata.sources[current_source].stride)); - } - - } else if (section == "targets") { - - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - if (parser.get_node_name() == "input") { - - String semantic = parser.get_attribute_value("semantic"); - String source = _uri_to_id(parser.get_attribute_value("source")); - - morphdata.targets[semantic] = source; - - COLLADA_PRINT(section + " input semantic: " + semantic + " source: " + source); - } - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == section) - break; - } - } - /* - else if (!parser.is_empty()) - parser.skip_section(); - */ - - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == "morph") - break; - } - - if (morphdata.targets.has("MORPH_WEIGHT")) { - - state.morph_name_map[morphdata.targets["MORPH_WEIGHT"]] = p_id; - } -} - -void Collada::_parse_controller(XMLParser &parser) { - - String id = parser.get_attribute_value("id"); - - if (parser.is_empty()) { - return; - } - - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - String section = parser.get_node_name(); - - if (section == "skin") { - _parse_skin_controller(parser, id); - } else if (section == "morph") { - _parse_morph_controller(parser, id); - } - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == "controller") - break; - } -} - -Collada::Node *Collada::_parse_visual_instance_geometry(XMLParser &parser) { - - String type = parser.get_node_name(); - NodeGeometry *geom = memnew(NodeGeometry); - geom->controller = type == "instance_controller"; - geom->source = _uri_to_id(parser.get_attribute_value_safe("url")); - - if (parser.is_empty()) //nothing else to parse... - return geom; - // try to find also many materials and skeletons! - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - if (parser.get_node_name() == "instance_material") { - - String symbol = parser.get_attribute_value("symbol"); - String target = _uri_to_id(parser.get_attribute_value("target")); - - NodeGeometry::Material mat; - mat.target = target; - geom->material_map[symbol] = mat; - COLLADA_PRINT("uses material: '" + target + "' on primitive'" + symbol + "'"); - } else if (parser.get_node_name() == "skeleton") { - - parser.read(); - String uri = _uri_to_id(parser.get_node_data()); - if (uri != "") { - geom->skeletons.push_back(uri); - } - } - - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == type) - break; - } - - if (geom->controller) { - - if (geom->skeletons.empty()) { - //XSI style - - if (state.skin_controller_data_map.has(geom->source)) { - SkinControllerData *skin = &state.skin_controller_data_map[geom->source]; - //case where skeletons reference bones with IDREF (XSI) - ERR_FAIL_COND_V(!skin->joints.sources.has("JOINT"), geom); - String joint_arr = skin->joints.sources["JOINT"]; - ERR_FAIL_COND_V(!skin->sources.has(joint_arr), geom); - Collada::SkinControllerData::Source &joint_source = skin->sources[joint_arr]; - geom->skeletons = joint_source.sarray; //quite crazy, but should work. - } - } - } - - return geom; -} - -Collada::Node *Collada::_parse_visual_instance_camera(XMLParser &parser) { - - NodeCamera *cam = memnew(NodeCamera); - cam->camera = _uri_to_id(parser.get_attribute_value_safe("url")); - - if (state.up_axis == Vector3::AXIS_Z) //collada weirdness - cam->post_transform.basis.rotate(Vector3(1, 0, 0), -Math_PI * 0.5); - - if (parser.is_empty()) //nothing else to parse... - return cam; - - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == "instance_camera") - break; - } - - return cam; -} - -Collada::Node *Collada::_parse_visual_instance_light(XMLParser &parser) { - - NodeLight *cam = memnew(NodeLight); - cam->light = _uri_to_id(parser.get_attribute_value_safe("url")); - - if (state.up_axis == Vector3::AXIS_Z) //collada weirdness - cam->post_transform.basis.rotate(Vector3(1, 0, 0), -Math_PI * 0.5); - - if (parser.is_empty()) //nothing else to parse... - return cam; - - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == "instance_light") - break; - } - - return cam; -} - -Collada::Node *Collada::_parse_visual_node_instance_data(XMLParser &parser) { - - String instance_type = parser.get_node_name(); - - if (instance_type == "instance_geometry" || instance_type == "instance_controller") { - return _parse_visual_instance_geometry(parser); - } else if (instance_type == "instance_camera") { - - return _parse_visual_instance_camera(parser); - } else if (instance_type == "instance_light") { - return _parse_visual_instance_light(parser); - } - - if (parser.is_empty()) //nothing else to parse... - return NULL; - - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == instance_type) - break; - } - - return NULL; -} - -Collada::Node *Collada::_parse_visual_scene_node(XMLParser &parser) { - - String name; - - String id = parser.get_attribute_value_safe("id"); - - bool found_name = false; - - if (id == "") { - - id = "%NODEID%" + itos(Math::rand()); - - } else { - found_name = true; - } - - Vector<Node::XForm> xform_list; - Vector<Node *> children; - - String empty_draw_type = ""; - - Node *node = NULL; - - name = parser.has_attribute("name") ? parser.get_attribute_value_safe("name") : parser.get_attribute_value_safe("id"); - if (name == "") { - - name = id; - } else { - found_name = true; - } - - if ((parser.has_attribute("type") && parser.get_attribute_value("type") == "JOINT") || state.idref_joints.has(name)) { - // handle a bone - - NodeJoint *joint = memnew(NodeJoint); - - if (parser.has_attribute("sid")) { //bones may not have sid - joint->sid = parser.get_attribute_value("sid"); - //state.bone_map[joint->sid]=joint; - } else if (state.idref_joints.has(name)) { - joint->sid = name; //kind of a cheat but.. - } else if (parser.has_attribute("name")) { - joint->sid = parser.get_attribute_value_safe("name"); - } - - if (joint->sid != "") { - state.sid_to_node_map[joint->sid] = id; - } - - node = joint; - } - - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - String section = parser.get_node_name(); - - if (section == "translate") { - Node::XForm xf; - if (parser.has_attribute("sid")) { - xf.id = parser.get_attribute_value("sid"); - } - xf.op = Node::XForm::OP_TRANSLATE; - - Vector<float> xlt = _read_float_array(parser); - xf.data = xlt; - xform_list.push_back(xf); - - } else if (section == "rotate") { - Node::XForm xf; - if (parser.has_attribute("sid")) { - xf.id = parser.get_attribute_value("sid"); - } - xf.op = Node::XForm::OP_ROTATE; - - Vector<float> rot = _read_float_array(parser); - xf.data = rot; - - xform_list.push_back(xf); - - } else if (section == "scale") { - Node::XForm xf; - if (parser.has_attribute("sid")) { - xf.id = parser.get_attribute_value("sid"); - } - - xf.op = Node::XForm::OP_SCALE; - - Vector<float> scale = _read_float_array(parser); - - xf.data = scale; - - xform_list.push_back(xf); - - } else if (section == "matrix") { - Node::XForm xf; - if (parser.has_attribute("sid")) { - xf.id = parser.get_attribute_value("sid"); - } - xf.op = Node::XForm::OP_MATRIX; - - Vector<float> matrix = _read_float_array(parser); - - xf.data = matrix; - String mtx; - for (int i = 0; i < matrix.size(); i++) - mtx += " " + rtos(matrix[i]); - - xform_list.push_back(xf); - - } else if (section == "visibility") { - Node::XForm xf; - if (parser.has_attribute("sid")) { - xf.id = parser.get_attribute_value("sid"); - } - xf.op = Node::XForm::OP_VISIBILITY; - - Vector<float> visible = _read_float_array(parser); - - xf.data = visible; - - xform_list.push_back(xf); - - } else if (section == "empty_draw_type") { - empty_draw_type = _read_empty_draw_type(parser); - } else if (section == "technique" || section == "extra") { - - } else if (section != "node") { - //usually what defines the type of node - if (section.begins_with("instance_")) { - - if (!node) { - - node = _parse_visual_node_instance_data(parser); - - } else { - ERR_PRINT("Multiple instance_* not supported."); - } - } - - } else { - - /* Found a child node!! what to do..*/ - - Node *child = _parse_visual_scene_node(parser); - children.push_back(child); - } - - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == "node") - break; - } - - if (!node) { - - node = memnew(Node); //generic node, nothing of relevance found - } - - node->noname = !found_name; - node->xform_list = xform_list; - node->children = children; - for (int i = 0; i < children.size(); i++) { - node->children[i]->parent = node; - } - - node->name = name; - node->id = id; - node->empty_draw_type = empty_draw_type; - - if (node->children.size() == 1) { - if (node->children[0]->noname && !node->noname) { - node->children[0]->name = node->name; - node->name = node->name + "-base"; - } - } - - node->default_transform = node->compute_transform(*this); - state.scene_map[id] = node; - - return node; -} - -void Collada::_parse_visual_scene(XMLParser &parser) { - - String id = parser.get_attribute_value("id"); - - if (parser.is_empty()) { - return; - } - - state.visual_scene_map[id] = VisualScene(); - VisualScene &vscene = state.visual_scene_map[id]; - - if (parser.has_attribute("name")) - vscene.name = parser.get_attribute_value("name"); - - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - String section = parser.get_node_name(); - - if (section == "node") { - vscene.root_nodes.push_back(_parse_visual_scene_node(parser)); - } - - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == "visual_scene") - break; - } - - COLLADA_PRINT("Scene ID:" + id); -} - -void Collada::_parse_animation(XMLParser &parser) { - - if (!(state.import_flags & IMPORT_FLAG_ANIMATION)) { - if (!parser.is_empty()) - parser.skip_section(); - - return; - } - - Map<String, Vector<float> > float_sources; - Map<String, Vector<String> > string_sources; - Map<String, int> source_strides; - Map<String, Map<String, String> > samplers; - Map<String, Vector<String> > source_param_names; - Map<String, Vector<String> > source_param_types; - - String id = ""; - if (parser.has_attribute("id")) - id = parser.get_attribute_value("id"); - - String current_source; - String current_sampler; - Vector<String> channel_sources; - Vector<String> channel_targets; - - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - String name = parser.get_node_name(); - if (name == "source") { - - current_source = parser.get_attribute_value("id"); - source_param_names[current_source] = Vector<String>(); - source_param_types[current_source] = Vector<String>(); - - } else if (name == "float_array") { - - if (current_source != "") { - float_sources[current_source] = _read_float_array(parser); - } - - } else if (name == "Name_array") { - - if (current_source != "") { - string_sources[current_source] = _read_string_array(parser); - } - } else if (name == "accessor") { - - if (current_source != "" && parser.has_attribute("stride")) { - source_strides[current_source] = parser.get_attribute_value("stride").to_int(); - } - } else if (name == "sampler") { - - current_sampler = parser.get_attribute_value("id"); - samplers[current_sampler] = Map<String, String>(); - } else if (name == "param") { - - if (parser.has_attribute("name")) - source_param_names[current_source].push_back(parser.get_attribute_value("name")); - else - source_param_names[current_source].push_back(""); - - if (parser.has_attribute("type")) - source_param_types[current_source].push_back(parser.get_attribute_value("type")); - else - source_param_types[current_source].push_back(""); - - } else if (name == "input") { - - if (current_sampler != "") { - - samplers[current_sampler][parser.get_attribute_value("semantic")] = parser.get_attribute_value("source"); - } - - } else if (name == "channel") { - - channel_sources.push_back(parser.get_attribute_value("source")); - channel_targets.push_back(parser.get_attribute_value("target")); - } - - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == "animation") - break; //end of <asset> - } - - for (int i = 0; i < channel_sources.size(); i++) { - - String source = _uri_to_id(channel_sources[i]); - String target = channel_targets[i]; - ERR_CONTINUE(!samplers.has(source)); - Map<String, String> &sampler = samplers[source]; - - ERR_CONTINUE(!sampler.has("INPUT")); //no input semantic? wtf? - String input_id = _uri_to_id(sampler["INPUT"]); - COLLADA_PRINT("input id is " + input_id); - ERR_CONTINUE(!float_sources.has(input_id)); - - ERR_CONTINUE(!sampler.has("OUTPUT")); - String output_id = _uri_to_id(sampler["OUTPUT"]); - ERR_CONTINUE(!float_sources.has(output_id)); - - ERR_CONTINUE(!source_param_names.has(output_id)); - - Vector<String> &names = source_param_names[output_id]; - - for (int l = 0; l < names.size(); l++) { - - String name = names[l]; - - Vector<float> &time_keys = float_sources[input_id]; - int key_count = time_keys.size(); - - AnimationTrack track; //begin crating track - track.id = id; - - track.keys.resize(key_count); - - for (int j = 0; j < key_count; j++) { - track.keys.write[j].time = time_keys[j]; - state.animation_length = MAX(state.animation_length, time_keys[j]); - } - - //now read actual values - - int stride = 1; - - if (source_strides.has(output_id)) - stride = source_strides[output_id]; - int output_len = stride / names.size(); - - ERR_CONTINUE(output_len == 0); - ERR_CONTINUE(!float_sources.has(output_id)); - - Vector<float> &output = float_sources[output_id]; - - ERR_CONTINUE_MSG((output.size() / stride) != key_count, "Wrong number of keys in output."); - - for (int j = 0; j < key_count; j++) { - track.keys.write[j].data.resize(output_len); - for (int k = 0; k < output_len; k++) - track.keys.write[j].data.write[k] = output[l + j * stride + k]; //super weird but should work: - } - - if (sampler.has("INTERPOLATION")) { - - String interp_id = _uri_to_id(sampler["INTERPOLATION"]); - ERR_CONTINUE(!string_sources.has(interp_id)); - Vector<String> &interps = string_sources[interp_id]; - ERR_CONTINUE(interps.size() != key_count); - - for (int j = 0; j < key_count; j++) { - if (interps[j] == "BEZIER") - track.keys.write[j].interp_type = AnimationTrack::INTERP_BEZIER; - else - track.keys.write[j].interp_type = AnimationTrack::INTERP_LINEAR; - } - } - - if (sampler.has("IN_TANGENT") && sampler.has("OUT_TANGENT")) { - //bezier control points.. - String intangent_id = _uri_to_id(sampler["IN_TANGENT"]); - ERR_CONTINUE(!float_sources.has(intangent_id)); - Vector<float> &intangents = float_sources[intangent_id]; - - ERR_CONTINUE(intangents.size() != key_count * 2 * names.size()); - - String outangent_id = _uri_to_id(sampler["OUT_TANGENT"]); - ERR_CONTINUE(!float_sources.has(outangent_id)); - Vector<float> &outangents = float_sources[outangent_id]; - ERR_CONTINUE(outangents.size() != key_count * 2 * names.size()); - - for (int j = 0; j < key_count; j++) { - track.keys.write[j].in_tangent = Vector2(intangents[j * 2 * names.size() + 0 + l * 2], intangents[j * 2 * names.size() + 1 + l * 2]); - track.keys.write[j].out_tangent = Vector2(outangents[j * 2 * names.size() + 0 + l * 2], outangents[j * 2 * names.size() + 1 + l * 2]); - } - } - - if (target.find("/") != -1) { //transform component - track.target = target.get_slicec('/', 0); - track.param = target.get_slicec('/', 1); - if (track.param.find(".") != -1) - track.component = track.param.get_slice(".", 1).to_upper(); - track.param = track.param.get_slice(".", 0); - if (names.size() > 1 && track.component == "") { - //this is a guess because the collada spec is ambiguous here... - //i suppose if you have many names (outputs) you can't use a component and i should abide to that. - track.component = name; - } - } else { - track.target = target; - } - - state.animation_tracks.push_back(track); - - if (!state.referenced_tracks.has(target)) - state.referenced_tracks[target] = Vector<int>(); - - state.referenced_tracks[target].push_back(state.animation_tracks.size() - 1); - - if (id != "") { - if (!state.by_id_tracks.has(id)) - state.by_id_tracks[id] = Vector<int>(); - - state.by_id_tracks[id].push_back(state.animation_tracks.size() - 1); - } - - COLLADA_PRINT("loaded animation with " + itos(key_count) + " keys"); - } - } -} - -void Collada::_parse_animation_clip(XMLParser &parser) { - - if (!(state.import_flags & IMPORT_FLAG_ANIMATION)) { - if (!parser.is_empty()) - parser.skip_section(); - - return; - } - - AnimationClip clip; - - if (parser.has_attribute("name")) - clip.name = parser.get_attribute_value("name"); - else if (parser.has_attribute("id")) - clip.name = parser.get_attribute_value("id"); - if (parser.has_attribute("start")) - clip.begin = parser.get_attribute_value("start").to_double(); - if (parser.has_attribute("end")) - clip.end = parser.get_attribute_value("end").to_double(); - - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - String name = parser.get_node_name(); - if (name == "instance_animation") { - - String url = _uri_to_id(parser.get_attribute_value("url")); - clip.tracks.push_back(url); - } - - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == "animation_clip") - break; //end of <asset> - } - - state.animation_clips.push_back(clip); -} - -void Collada::_parse_scene(XMLParser &parser) { - - if (parser.is_empty()) { - return; - } - - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - String name = parser.get_node_name(); - - if (name == "instance_visual_scene") { - - state.root_visual_scene = _uri_to_id(parser.get_attribute_value("url")); - } else if (name == "instance_physics_scene") { - - state.root_physics_scene = _uri_to_id(parser.get_attribute_value("url")); - } - - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == "scene") - break; //end of <asset> - } -} - -void Collada::_parse_library(XMLParser &parser) { - - if (parser.is_empty()) { - return; - } - - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - String name = parser.get_node_name(); - COLLADA_PRINT("library name is: " + name); - if (name == "image") { - - _parse_image(parser); - } else if (name == "material") { - - _parse_material(parser); - } else if (name == "effect") { - - _parse_effect(parser); - } else if (name == "camera") { - - _parse_camera(parser); - } else if (name == "light") { - - _parse_light(parser); - } else if (name == "geometry") { - - String id = parser.get_attribute_value("id"); - String name2 = parser.get_attribute_value_safe("name"); - while (parser.read() == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - if (parser.get_node_name() == "mesh") { - state.mesh_name_map[id] = (name2 != "") ? name2 : id; - _parse_mesh_geometry(parser, id, name2); - } else if (parser.get_node_name() == "spline") { - state.mesh_name_map[id] = (name2 != "") ? name2 : id; - _parse_curve_geometry(parser, id, name2); - } else if (!parser.is_empty()) - parser.skip_section(); - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name() == "geometry") - break; - } - - } else if (name == "controller") { - - _parse_controller(parser); - } else if (name == "animation") { - - _parse_animation(parser); - } else if (name == "animation_clip") { - - _parse_animation_clip(parser); - } else if (name == "visual_scene") { - - COLLADA_PRINT("visual scene"); - _parse_visual_scene(parser); - } else if (!parser.is_empty()) - parser.skip_section(); - - } else if (parser.get_node_type() == XMLParser::NODE_ELEMENT_END && parser.get_node_name().begins_with("library_")) - break; //end of <asset> - } -} - -void Collada::_joint_set_owner(Collada::Node *p_node, NodeSkeleton *p_owner) { - - if (p_node->type == Node::TYPE_JOINT) { - - NodeJoint *nj = static_cast<NodeJoint *>(p_node); - nj->owner = p_owner; - - for (int i = 0; i < nj->children.size(); i++) { - - _joint_set_owner(nj->children.write[i], p_owner); - } - } -} - -void Collada::_create_skeletons(Collada::Node **p_node, NodeSkeleton *p_skeleton) { - - Node *node = *p_node; - - if (node->type == Node::TYPE_JOINT) { - - if (!p_skeleton) { - - // ohohohoohoo it's a joint node, time to work! - NodeSkeleton *sk = memnew(NodeSkeleton); - *p_node = sk; - sk->children.push_back(node); - sk->parent = node->parent; - node->parent = sk; - p_skeleton = sk; - } - - NodeJoint *nj = static_cast<NodeJoint *>(node); - nj->owner = p_skeleton; - } else { - p_skeleton = NULL; - } - - for (int i = 0; i < node->children.size(); i++) { - _create_skeletons(&node->children.write[i], p_skeleton); - } -} - -bool Collada::_remove_node(Node *p_parent, Node *p_node) { - - for (int i = 0; i < p_parent->children.size(); i++) { - - if (p_parent->children[i] == p_node) { - p_parent->children.remove(i); - return true; - } - if (_remove_node(p_parent->children[i], p_node)) - return true; - } - - return false; -} - -void Collada::_remove_node(VisualScene *p_vscene, Node *p_node) { - - for (int i = 0; i < p_vscene->root_nodes.size(); i++) { - if (p_vscene->root_nodes[i] == p_node) { - - p_vscene->root_nodes.remove(i); - return; - } - if (_remove_node(p_vscene->root_nodes[i], p_node)) - return; - } - - ERR_PRINT("ERROR: Not found node to remove?"); -} - -void Collada::_merge_skeletons(VisualScene *p_vscene, Node *p_node) { - - if (p_node->type == Node::TYPE_GEOMETRY) { - - NodeGeometry *gnode = static_cast<NodeGeometry *>(p_node); - if (gnode->controller) { - - // recount skeletons used - Set<NodeSkeleton *> skeletons; - - for (int i = 0; i < gnode->skeletons.size(); i++) { - - String nodeid = gnode->skeletons[i]; - - ERR_CONTINUE(!state.scene_map.has(nodeid)); //weird, it should have it... - - NodeJoint *nj = SAFE_CAST<NodeJoint *>(state.scene_map[nodeid]); - ERR_CONTINUE(!nj); //broken collada - ERR_CONTINUE(!nj->owner); //weird, node should have a skeleton owner - - skeletons.insert(nj->owner); - } - - if (skeletons.size() > 1) { - - //do the merger!! - Set<NodeSkeleton *>::Element *E = skeletons.front(); - NodeSkeleton *base = E->get(); - - for (E = E->next(); E; E = E->next()) { - - NodeSkeleton *merged = E->get(); - _remove_node(p_vscene, merged); - for (int i = 0; i < merged->children.size(); i++) { - - _joint_set_owner(merged->children[i], base); - base->children.push_back(merged->children[i]); - merged->children[i]->parent = base; - } - - merged->children.clear(); //take children from it - memdelete(merged); - } - } - } - } - - for (int i = 0; i < p_node->children.size(); i++) { - _merge_skeletons(p_vscene, p_node->children[i]); - } -} - -void Collada::_merge_skeletons2(VisualScene *p_vscene) { - - for (Map<String, SkinControllerData>::Element *E = state.skin_controller_data_map.front(); E; E = E->next()) { - - SkinControllerData &cd = E->get(); - - NodeSkeleton *skeleton = NULL; - - for (Map<String, Transform>::Element *F = cd.bone_rest_map.front(); F; F = F->next()) { - - String name; - - if (!state.sid_to_node_map.has(F->key())) { - continue; - } - - name = state.sid_to_node_map[F->key()]; - - ERR_CONTINUE(!state.scene_map.has(name)); - - Node *node = state.scene_map[name]; - ERR_CONTINUE(node->type != Node::TYPE_JOINT); - - NodeSkeleton *sk = NULL; - - while (node && !sk) { - - if (node->type == Node::TYPE_SKELETON) { - sk = static_cast<NodeSkeleton *>(node); - } - node = node->parent; - } - - ERR_CONTINUE(!sk); - - if (!skeleton) { - skeleton = sk; - continue; - } - - if (skeleton != sk) { - //whoa.. wtf, merge. - _remove_node(p_vscene, sk); - for (int i = 0; i < sk->children.size(); i++) { - - _joint_set_owner(sk->children[i], skeleton); - skeleton->children.push_back(sk->children[i]); - sk->children[i]->parent = skeleton; - } - - sk->children.clear(); //take children from it - memdelete(sk); - } - } - } -} - -bool Collada::_optimize_skeletons(VisualScene *p_vscene, Node *p_node) { - - Node *node = p_node; - - if (node->type == Node::TYPE_SKELETON && node->parent && node->parent->type == Node::TYPE_NODE && node->parent->children.size() == 1) { - //replace parent by this... - Node *parent = node->parent; - - //i wonder if this is alright.. i think it is since created skeleton (first joint) is already animated by bone.. - node->id = parent->id; - node->name = parent->name; - node->xform_list = parent->xform_list; - node->default_transform = parent->default_transform; - - state.scene_map[node->id] = node; - node->parent = parent->parent; - - if (parent->parent) { - Node *gp = parent->parent; - bool found = false; - for (int i = 0; i < gp->children.size(); i++) { - - if (gp->children[i] == parent) { - gp->children.write[i] = node; - found = true; - break; - } - } - if (!found) { - ERR_PRINT("BUG"); - } - } else { - - bool found = false; - - for (int i = 0; i < p_vscene->root_nodes.size(); i++) { - - if (p_vscene->root_nodes[i] == parent) { - - p_vscene->root_nodes.write[i] = node; - found = true; - break; - } - } - if (!found) { - ERR_PRINT("BUG"); - } - } - - parent->children.clear(); - memdelete(parent); - return true; - } - - for (int i = 0; i < node->children.size(); i++) { - - if (_optimize_skeletons(p_vscene, node->children[i])) - return false; //stop processing, go up - } - - return false; -} - -bool Collada::_move_geometry_to_skeletons(VisualScene *p_vscene, Node *p_node, List<Node *> *p_mgeom) { - - // Bind Shape Matrix scales the bones and makes them gigantic, so the matrix then shrinks the model? - // Solution: apply the Bind Shape Matrix to the VERTICES, and if the object comes scaled, it seems to be left alone! - - if (p_node->type == Node::TYPE_GEOMETRY) { - - NodeGeometry *ng = static_cast<NodeGeometry *>(p_node); - if (ng->ignore_anim) - return false; //already made child of skeleton and processeg - - if (ng->controller && ng->skeletons.size()) { - - String nodeid = ng->skeletons[0]; - - ERR_FAIL_COND_V(!state.scene_map.has(nodeid), false); //weird, it should have it... - NodeJoint *nj = SAFE_CAST<NodeJoint *>(state.scene_map[nodeid]); - ERR_FAIL_COND_V(!nj, false); - ERR_FAIL_COND_V(!nj->owner, false); //weird, node should have a skeleton owner - - NodeSkeleton *sk = nj->owner; - - Node *p = sk->parent; - bool node_is_parent_of_skeleton = false; - - while (p) { - if (p == p_node) { - node_is_parent_of_skeleton = true; - break; - } - p = p->parent; // try again - } - - ERR_FAIL_COND_V(node_is_parent_of_skeleton, false); - - //this should be correct - ERR_FAIL_COND_V(!state.skin_controller_data_map.has(ng->source), false); - SkinControllerData &skin = state.skin_controller_data_map[ng->source]; - Transform skel_inv = sk->get_global_transform().affine_inverse(); - p_node->default_transform = skel_inv * (skin.bind_shape /* p_node->get_global_transform()*/); // i honestly have no idea what to do with a previous model xform.. most exporters ignore it - - //make rests relative to the skeleton (they seem to be always relative to world) - for (Map<String, Transform>::Element *E = skin.bone_rest_map.front(); E; E = E->next()) { - - E->get() = skel_inv * E->get(); //make the bone rest local to the skeleton - state.bone_rest_map[E->key()] = E->get(); // make it remember where the bone is globally, now that it's relative - } - - //but most exporters seem to work only if i do this.. - //p_node->default_transform = p_node->get_global_transform(); - - //p_node->default_transform=Transform(); //this seems to be correct, because bind shape makes the object local to the skeleton - p_node->ignore_anim = true; // collada may animate this later, if it does, then this is not supported (redo your original asset and don't animate the base mesh) - p_node->parent = sk; - //sk->children.push_back(0,p_node); //avoid INFINITE loop - p_mgeom->push_back(p_node); - return true; - } - } - - for (int i = 0; i < p_node->children.size(); i++) { - - if (_move_geometry_to_skeletons(p_vscene, p_node->children[i], p_mgeom)) { - p_node->children.remove(i); - i--; - } - } - - return false; -} - -void Collada::_find_morph_nodes(VisualScene *p_vscene, Node *p_node) { - - if (p_node->type == Node::TYPE_GEOMETRY) { - - NodeGeometry *nj = static_cast<NodeGeometry *>(p_node); - - if (nj->controller) { - - String base = nj->source; - - while (base != "" && !state.mesh_data_map.has(base)) { - - if (state.skin_controller_data_map.has(base)) { - - SkinControllerData &sk = state.skin_controller_data_map[base]; - base = sk.base; - } else if (state.morph_controller_data_map.has(base)) { - - state.morph_ownership_map[base] = nj->id; - break; - } else { - ERR_FAIL_MSG("Invalid scene."); - } - } - } - } - - for (int i = 0; i < p_node->children.size(); i++) { - - _find_morph_nodes(p_vscene, p_node->children[i]); - } -} - -void Collada::_optimize() { - - for (Map<String, VisualScene>::Element *E = state.visual_scene_map.front(); E; E = E->next()) { - - VisualScene &vs = E->get(); - for (int i = 0; i < vs.root_nodes.size(); i++) { - _create_skeletons(&vs.root_nodes.write[i]); - } - - for (int i = 0; i < vs.root_nodes.size(); i++) { - _merge_skeletons(&vs, vs.root_nodes[i]); - } - - _merge_skeletons2(&vs); - - for (int i = 0; i < vs.root_nodes.size(); i++) { - _optimize_skeletons(&vs, vs.root_nodes[i]); - } - - for (int i = 0; i < vs.root_nodes.size(); i++) { - - List<Node *> mgeom; - if (_move_geometry_to_skeletons(&vs, vs.root_nodes[i], &mgeom)) { - vs.root_nodes.remove(i); - i--; - } - - while (!mgeom.empty()) { - - Node *n = mgeom.front()->get(); - n->parent->children.push_back(n); - mgeom.pop_front(); - } - } - - for (int i = 0; i < vs.root_nodes.size(); i++) { - _find_morph_nodes(&vs, vs.root_nodes[i]); - } - } -} - -int Collada::get_uv_channel(String p_name) { - - if (!channel_map.has(p_name)) { - - ERR_FAIL_COND_V(channel_map.size() == 2, 0); - - channel_map[p_name] = channel_map.size(); - } - - return channel_map[p_name]; -} - -Error Collada::load(const String &p_path, int p_flags) { - - Ref<XMLParser> parserr = memnew(XMLParser); - XMLParser &parser = *parserr.ptr(); - Error err = parser.open(p_path); - ERR_FAIL_COND_V_MSG(err, err, "Cannot open Collada file '" + p_path + "'."); - - state.local_path = ProjectSettings::get_singleton()->localize_path(p_path); - state.import_flags = p_flags; - /* Skip headers */ - while ((err = parser.read()) == OK) { - - if (parser.get_node_type() == XMLParser::NODE_ELEMENT) { - - if (parser.get_node_name() == "COLLADA") { - break; - } else if (!parser.is_empty()) - parser.skip_section(); // unknown section, likely headers - } - } - - ERR_FAIL_COND_V_MSG(err != OK, ERR_FILE_CORRUPT, "Corrupted Collada file '" + p_path + "'."); - - /* Start loading Collada */ - - { - //version - String version = parser.get_attribute_value("version"); - state.version.major = version.get_slice(".", 0).to_int(); - state.version.minor = version.get_slice(".", 1).to_int(); - state.version.rev = version.get_slice(".", 2).to_int(); - COLLADA_PRINT("Collada VERSION: " + version); - } - - while ((err = parser.read()) == OK) { - - /* Read all the main sections.. */ - - if (parser.get_node_type() != XMLParser::NODE_ELEMENT) - continue; //no idea what this may be, but skipping anyway - - String section = parser.get_node_name(); - - COLLADA_PRINT("section: " + section); - - if (section == "asset") { - _parse_asset(parser); - - } else if (section.begins_with("library_")) { - - _parse_library(parser); - } else if (section == "scene") { - - _parse_scene(parser); - } else if (!parser.is_empty()) { - parser.skip_section(); // unknown section, likely headers - } - } - - _optimize(); - return OK; -} - -Collada::Collada() { -} |