a6d5f43ac8
- DocumentExporter changed due to function name change in API - no more UTF lib - enabled by default for win32 Note: debug libs will be added later, as well as 64bit windows libs. For other platforms, get r746 of OpenCollada and build against that.
2570 lines
65 KiB
C++
2570 lines
65 KiB
C++
/**
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* $Id$
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*
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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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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <math.h>
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#include "DNA_scene_types.h"
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#include "DNA_object_types.h"
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#include "DNA_meshdata_types.h"
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#include "DNA_mesh_types.h"
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#include "DNA_image_types.h"
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#include "DNA_material_types.h"
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#include "DNA_texture_types.h"
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#include "DNA_camera_types.h"
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#include "DNA_lamp_types.h"
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#include "DNA_anim_types.h"
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#include "DNA_action_types.h"
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#include "DNA_curve_types.h"
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#include "DNA_armature_types.h"
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#include "DNA_modifier_types.h"
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extern "C"
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{
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#include "BKE_DerivedMesh.h"
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#include "BKE_fcurve.h"
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#include "BKE_animsys.h"
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#include "BLI_path_util.h"
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#include "BLI_fileops.h"
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#include "ED_keyframing.h"
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}
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#include "MEM_guardedalloc.h"
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#include "BKE_scene.h"
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#include "BKE_global.h"
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#include "BKE_main.h"
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#include "BKE_material.h"
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#include "BKE_action.h" // pose functions
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#include "BKE_armature.h"
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#include "BKE_image.h"
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#include "BKE_utildefines.h"
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#include "BKE_object.h"
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#include "BLI_math.h"
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#include "BLI_string.h"
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#include "BLI_listbase.h"
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#include "COLLADASWAsset.h"
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#include "COLLADASWLibraryVisualScenes.h"
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#include "COLLADASWNode.h"
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#include "COLLADASWLibraryGeometries.h"
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#include "COLLADASWSource.h"
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#include "COLLADASWInstanceGeometry.h"
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#include "COLLADASWInputList.h"
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#include "COLLADASWPrimitves.h"
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#include "COLLADASWVertices.h"
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#include "COLLADASWLibraryAnimations.h"
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#include "COLLADASWLibraryImages.h"
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#include "COLLADASWLibraryEffects.h"
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#include "COLLADASWImage.h"
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#include "COLLADASWEffectProfile.h"
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#include "COLLADASWColorOrTexture.h"
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#include "COLLADASWParamTemplate.h"
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#include "COLLADASWParamBase.h"
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#include "COLLADASWSurfaceInitOption.h"
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#include "COLLADASWSampler.h"
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#include "COLLADASWScene.h"
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//#include "COLLADASWSurface.h"
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#include "COLLADASWTechnique.h"
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#include "COLLADASWTexture.h"
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#include "COLLADASWLibraryMaterials.h"
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#include "COLLADASWBindMaterial.h"
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#include "COLLADASWLibraryCameras.h"
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#include "COLLADASWLibraryLights.h"
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#include "COLLADASWInstanceCamera.h"
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#include "COLLADASWInstanceLight.h"
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#include "COLLADASWCameraOptic.h"
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#include "COLLADASWConstants.h"
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#include "COLLADASWLibraryControllers.h"
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#include "COLLADASWInstanceController.h"
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#include "COLLADASWBaseInputElement.h"
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#include "collada_internal.h"
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#include "DocumentExporter.h"
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#include <vector>
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#include <algorithm> // std::find
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// arithb.c now has QuatToAxisAngle too
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#if 0
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// This function assumes that quat is normalized.
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// The following document was used as reference:
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// http://www.euclideanspace.com/maths/geometry/rotations/conversions/quaternionToAngle/index.htm
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void quat_to_axis_angle( float *axis, float *angle,float *q)
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{
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// quat to axis angle
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*angle = 2 * acos(q[0]);
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float divisor = sqrt(1 - q[0] * q[0]);
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// test to avoid divide by zero, divisor is always positive
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if (divisor < 0.001f ) {
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axis[0] = 1.0f;
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axis[1] = 0.0f;
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axis[2] = 0.0f;
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}
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else {
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axis[0] = q[1] / divisor;
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axis[1] = q[2] / divisor;
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axis[2] = q[3] / divisor;
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}
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}
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#endif
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char *CustomData_get_layer_name(const struct CustomData *data, int type, int n)
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{
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int layer_index = CustomData_get_layer_index(data, type);
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if(layer_index < 0) return NULL;
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return data->layers[layer_index+n].name;
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}
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char *CustomData_get_active_layer_name(const CustomData *data, int type)
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{
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/* get the layer index of the active layer of type */
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int layer_index = CustomData_get_active_layer_index(data, type);
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if(layer_index < 0) return NULL;
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return data->layers[layer_index].name;
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}
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/**
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Translation map.
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Used to translate every COLLADA id to a valid id, no matter what "wrong" letters may be
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included. Look at the IDREF XSD declaration for more.
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Follows strictly the COLLADA XSD declaration which explicitly allows non-english chars,
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like special chars (e.g. micro sign), umlauts and so on.
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The COLLADA spec also allows additional chars for member access ('.'), these
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must obviously be removed too, otherwise they would be heavily misinterpreted.
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*/
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const unsigned char translate_map[256] = {
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95, 95, 95, 95, 95, 95, 95, 95,
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95, 95, 95, 95, 95, 95, 95, 95,
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95, 95, 95, 95, 95, 95, 95, 95,
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95, 95, 95, 95, 95, 95, 95, 95,
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95, 95, 95, 95, 95, 95, 95, 95,
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95, 95, 95, 95, 95, 45, 95, 95,
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48, 49, 50, 51, 52, 53, 54, 55,
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56, 57, 95, 95, 95, 95, 95, 95,
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95, 65, 66, 67, 68, 69, 70, 71,
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72, 73, 74, 75, 76, 77, 78, 79,
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80, 81, 82, 83, 84, 85, 86, 87,
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88, 89, 90, 95, 95, 95, 95, 95,
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95, 97, 98, 99, 100, 101, 102, 103,
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104, 105, 106, 107, 108, 109, 110, 111,
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112, 113, 114, 115, 116, 117, 118, 119,
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120, 121, 122, 95, 95, 95, 95, 95,
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95, 95, 95, 95, 95, 95, 95, 95,
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95, 95, 95, 95, 95, 95, 95, 95,
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95, 95, 95, 95, 95, 95, 95, 95,
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95, 95, 95, 95, 95, 95, 95, 95,
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95, 95, 95, 95, 95, 95, 95, 95,
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95, 95, 95, 95, 95, 95, 95, 95,
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95, 95, 95, 95, 95, 95, 95, 183,
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95, 95, 95, 95, 95, 95, 95, 95,
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192, 193, 194, 195, 196, 197, 198, 199,
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200, 201, 202, 203, 204, 205, 206, 207,
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208, 209, 210, 211, 212, 213, 214, 95,
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216, 217, 218, 219, 220, 221, 222, 223,
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224, 225, 226, 227, 228, 229, 230, 231,
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232, 233, 234, 235, 236, 237, 238, 239,
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240, 241, 242, 243, 244, 245, 246, 95,
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248, 249, 250, 251, 252, 253, 254, 255};
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/** Look at documentation of translate_map */
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static std::string translate_id(const std::string &id)
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{
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std::string id_translated = id;
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for (unsigned int i=0; i < id_translated.size(); i++)
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{
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id_translated[i] = translate_map[(unsigned int)id_translated[i]];
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}
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return id_translated;
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}
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static std::string id_name(void *id)
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{
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return ((ID*)id)->name + 2;
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}
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static std::string get_geometry_id(Object *ob)
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{
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return translate_id(id_name(ob)) + "-mesh";
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}
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static std::string get_light_id(Object *ob)
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{
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return translate_id(id_name(ob)) + "-light";
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}
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static std::string get_camera_id(Object *ob)
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{
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return translate_id(id_name(ob)) + "-camera";
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}
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std::string get_joint_id(Bone *bone, Object *ob_arm)
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{
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return translate_id(id_name(ob_arm) + "_" + bone->name);
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}
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/*
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Utilities to avoid code duplication.
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Definition can take some time to understand, but they should be useful.
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*/
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// f should have
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// void operator()(Object* ob)
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template<class Functor>
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void forEachMeshObjectInScene(Scene *sce, Functor &f)
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{
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Base *base= (Base*) sce->base.first;
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while(base) {
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Object *ob = base->object;
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if (ob->type == OB_MESH && ob->data) {
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f(ob);
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}
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base= base->next;
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}
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}
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template<class Functor>
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void forEachObjectInScene(Scene *sce, Functor &f)
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{
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Base *base= (Base*) sce->base.first;
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while(base) {
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Object *ob = base->object;
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f(ob);
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base= base->next;
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}
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}
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template<class Functor>
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void forEachCameraObjectInScene(Scene *sce, Functor &f)
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{
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Base *base= (Base*) sce->base.first;
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while(base) {
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Object *ob = base->object;
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if (ob->type == OB_CAMERA && ob->data) {
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f(ob, sce);
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}
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base= base->next;
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}
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}
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template<class Functor>
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void forEachLampObjectInScene(Scene *sce, Functor &f)
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{
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Base *base= (Base*) sce->base.first;
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while(base) {
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Object *ob = base->object;
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if (ob->type == OB_LAMP && ob->data) {
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f(ob);
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}
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base= base->next;
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}
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}
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// used in forEachMaterialInScene
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template <class MaterialFunctor>
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class ForEachMaterialFunctor
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{
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std::vector<std::string> mMat; // contains list of material names, to avoid duplicate calling of f
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MaterialFunctor *f;
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public:
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ForEachMaterialFunctor(MaterialFunctor *f) : f(f) { }
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void operator ()(Object *ob)
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{
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int a;
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for(a = 0; a < ob->totcol; a++) {
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Material *ma = give_current_material(ob, a+1);
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if (!ma) continue;
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std::string translated_id = translate_id(id_name(ma));
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if (find(mMat.begin(), mMat.end(), translated_id) == mMat.end()) {
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(*this->f)(ma, ob);
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mMat.push_back(translated_id);
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}
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}
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}
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};
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// calls f for each unique material linked to each object in sce
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// f should have
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// void operator()(Material* ma)
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template<class Functor>
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void forEachMaterialInScene(Scene *sce, Functor &f)
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{
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ForEachMaterialFunctor<Functor> matfunc(&f);
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forEachMeshObjectInScene(sce, matfunc);
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}
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// OB_MESH is assumed
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std::string getActiveUVLayerName(Object *ob)
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{
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Mesh *me = (Mesh*)ob->data;
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int num_layers = CustomData_number_of_layers(&me->fdata, CD_MTFACE);
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if (num_layers)
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return std::string(CustomData_get_active_layer_name(&me->fdata, CD_MTFACE));
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return "";
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}
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// TODO: optimize UV sets by making indexed list with duplicates removed
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class GeometryExporter : COLLADASW::LibraryGeometries
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{
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struct Face
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{
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unsigned int v1, v2, v3, v4;
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};
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struct Normal
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{
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float x, y, z;
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};
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Scene *mScene;
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public:
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GeometryExporter(COLLADASW::StreamWriter *sw) : COLLADASW::LibraryGeometries(sw) {}
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void exportGeom(Scene *sce)
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{
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openLibrary();
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mScene = sce;
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forEachMeshObjectInScene(sce, *this);
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closeLibrary();
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}
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void operator()(Object *ob)
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{
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// XXX don't use DerivedMesh, Mesh instead?
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#if 0
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DerivedMesh *dm = mesh_get_derived_final(mScene, ob, CD_MASK_BAREMESH);
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#endif
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Mesh *me = (Mesh*)ob->data;
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std::string geom_id = get_geometry_id(ob);
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std::vector<Normal> nor;
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std::vector<Face> norind;
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bool has_color = (bool)CustomData_has_layer(&me->fdata, CD_MCOL);
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create_normals(nor, norind, me);
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// openMesh(geoId, geoName, meshId)
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openMesh(geom_id);
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// writes <source> for vertex coords
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createVertsSource(geom_id, me);
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// writes <source> for normal coords
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createNormalsSource(geom_id, me, nor);
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bool has_uvs = (bool)CustomData_has_layer(&me->fdata, CD_MTFACE);
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// writes <source> for uv coords if mesh has uv coords
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if (has_uvs)
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createTexcoordsSource(geom_id, me);
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if (has_color)
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createVertexColorSource(geom_id, me);
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// <vertices>
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COLLADASW::Vertices verts(mSW);
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verts.setId(getIdBySemantics(geom_id, COLLADASW::VERTEX));
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COLLADASW::InputList &input_list = verts.getInputList();
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COLLADASW::Input input(COLLADASW::POSITION, getUrlBySemantics(geom_id, COLLADASW::POSITION));
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input_list.push_back(input);
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verts.add();
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// XXX slow
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if (ob->totcol) {
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for(int a = 0; a < ob->totcol; a++) {
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// account for NULL materials, this should not normally happen?
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Material *ma = give_current_material(ob, a + 1);
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createPolylist(ma != NULL, a, has_uvs, has_color, ob, geom_id, norind);
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}
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}
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else {
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createPolylist(false, 0, has_uvs, has_color, ob, geom_id, norind);
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}
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closeMesh();
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closeGeometry();
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#if 0
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dm->release(dm);
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#endif
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}
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// powerful because it handles both cases when there is material and when there's not
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void createPolylist(bool has_material,
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int material_index,
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bool has_uvs,
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bool has_color,
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Object *ob,
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std::string& geom_id,
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std::vector<Face>& norind)
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{
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Mesh *me = (Mesh*)ob->data;
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MFace *mfaces = me->mface;
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int totfaces = me->totface;
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// <vcount>
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int i;
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int faces_in_polylist = 0;
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std::vector<unsigned long> vcount_list;
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// count faces with this material
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for (i = 0; i < totfaces; i++) {
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MFace *f = &mfaces[i];
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if ((has_material && f->mat_nr == material_index) || !has_material) {
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faces_in_polylist++;
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if (f->v4 == 0) {
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vcount_list.push_back(3);
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}
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else {
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vcount_list.push_back(4);
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}
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}
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}
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// no faces using this material
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if (faces_in_polylist == 0) {
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return;
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}
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Material *ma = has_material ? give_current_material(ob, material_index + 1) : NULL;
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COLLADASW::Polylist polylist(mSW);
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// sets count attribute in <polylist>
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polylist.setCount(faces_in_polylist);
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// sets material name
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if (has_material) {
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polylist.setMaterial(translate_id(id_name(ma)));
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}
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COLLADASW::InputList &til = polylist.getInputList();
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// creates <input> in <polylist> for vertices
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COLLADASW::Input input1(COLLADASW::VERTEX, getUrlBySemantics(geom_id, COLLADASW::VERTEX), 0);
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// creates <input> in <polylist> for normals
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COLLADASW::Input input2(COLLADASW::NORMAL, getUrlBySemantics(geom_id, COLLADASW::NORMAL), 1);
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til.push_back(input1);
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til.push_back(input2);
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// if mesh has uv coords writes <input> for TEXCOORD
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int num_layers = CustomData_number_of_layers(&me->fdata, CD_MTFACE);
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for (i = 0; i < num_layers; i++) {
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// char *name = CustomData_get_layer_name(&me->fdata, CD_MTFACE, i);
|
|
COLLADASW::Input input3(COLLADASW::TEXCOORD,
|
|
makeUrl(makeTexcoordSourceId(geom_id, i)),
|
|
2, // offset always 2, this is only until we have optimized UV sets
|
|
i // set number equals UV layer index
|
|
);
|
|
til.push_back(input3);
|
|
}
|
|
|
|
if (has_color) {
|
|
COLLADASW::Input input4(COLLADASW::COLOR, getUrlBySemantics(geom_id, COLLADASW::COLOR), has_uvs ? 3 : 2);
|
|
til.push_back(input4);
|
|
}
|
|
|
|
// sets <vcount>
|
|
polylist.setVCountList(vcount_list);
|
|
|
|
// performs the actual writing
|
|
polylist.prepareToAppendValues();
|
|
|
|
// <p>
|
|
int texindex = 0;
|
|
for (i = 0; i < totfaces; i++) {
|
|
MFace *f = &mfaces[i];
|
|
|
|
if ((has_material && f->mat_nr == material_index) || !has_material) {
|
|
|
|
unsigned int *v = &f->v1;
|
|
unsigned int *n = &norind[i].v1;
|
|
for (int j = 0; j < (f->v4 == 0 ? 3 : 4); j++) {
|
|
polylist.appendValues(v[j]);
|
|
polylist.appendValues(n[j]);
|
|
|
|
if (has_uvs)
|
|
polylist.appendValues(texindex + j);
|
|
|
|
if (has_color)
|
|
polylist.appendValues(texindex + j);
|
|
}
|
|
}
|
|
|
|
texindex += 3;
|
|
if (f->v4 != 0)
|
|
texindex++;
|
|
}
|
|
|
|
polylist.finish();
|
|
}
|
|
|
|
// creates <source> for positions
|
|
void createVertsSource(std::string geom_id, Mesh *me)
|
|
{
|
|
#if 0
|
|
int totverts = dm->getNumVerts(dm);
|
|
MVert *verts = dm->getVertArray(dm);
|
|
#endif
|
|
int totverts = me->totvert;
|
|
MVert *verts = me->mvert;
|
|
|
|
COLLADASW::FloatSourceF source(mSW);
|
|
source.setId(getIdBySemantics(geom_id, COLLADASW::POSITION));
|
|
source.setArrayId(getIdBySemantics(geom_id, COLLADASW::POSITION) +
|
|
ARRAY_ID_SUFFIX);
|
|
source.setAccessorCount(totverts);
|
|
source.setAccessorStride(3);
|
|
COLLADASW::SourceBase::ParameterNameList ¶m = source.getParameterNameList();
|
|
param.push_back("X");
|
|
param.push_back("Y");
|
|
param.push_back("Z");
|
|
/*main function, it creates <source id = "">, <float_array id = ""
|
|
count = ""> */
|
|
source.prepareToAppendValues();
|
|
//appends data to <float_array>
|
|
int i = 0;
|
|
for (i = 0; i < totverts; i++) {
|
|
source.appendValues(verts[i].co[0], verts[i].co[1], verts[i].co[2]);
|
|
}
|
|
|
|
source.finish();
|
|
|
|
}
|
|
|
|
void createVertexColorSource(std::string geom_id, Mesh *me)
|
|
{
|
|
if (!CustomData_has_layer(&me->fdata, CD_MCOL))
|
|
return;
|
|
|
|
MFace *f;
|
|
int totcolor = 0, i, j;
|
|
|
|
for (i = 0, f = me->mface; i < me->totface; i++, f++)
|
|
totcolor += f->v4 ? 4 : 3;
|
|
|
|
COLLADASW::FloatSourceF source(mSW);
|
|
source.setId(getIdBySemantics(geom_id, COLLADASW::COLOR));
|
|
source.setArrayId(getIdBySemantics(geom_id, COLLADASW::COLOR) + ARRAY_ID_SUFFIX);
|
|
source.setAccessorCount(totcolor);
|
|
source.setAccessorStride(3);
|
|
|
|
COLLADASW::SourceBase::ParameterNameList ¶m = source.getParameterNameList();
|
|
param.push_back("R");
|
|
param.push_back("G");
|
|
param.push_back("B");
|
|
|
|
source.prepareToAppendValues();
|
|
|
|
int index = CustomData_get_active_layer_index(&me->fdata, CD_MCOL);
|
|
|
|
MCol *mcol = (MCol*)me->fdata.layers[index].data;
|
|
MCol *c = mcol;
|
|
|
|
for (i = 0, f = me->mface; i < me->totface; i++, c += 4, f++)
|
|
for (j = 0; j < (f->v4 ? 4 : 3); j++)
|
|
source.appendValues(c[j].b / 255.0f, c[j].g / 255.0f, c[j].r / 255.0f);
|
|
|
|
source.finish();
|
|
}
|
|
|
|
std::string makeTexcoordSourceId(std::string& geom_id, int layer_index)
|
|
{
|
|
char suffix[20];
|
|
sprintf(suffix, "-%d", layer_index);
|
|
return getIdBySemantics(geom_id, COLLADASW::TEXCOORD) + suffix;
|
|
}
|
|
|
|
//creates <source> for texcoords
|
|
void createTexcoordsSource(std::string geom_id, Mesh *me)
|
|
{
|
|
#if 0
|
|
int totfaces = dm->getNumFaces(dm);
|
|
MFace *mfaces = dm->getFaceArray(dm);
|
|
#endif
|
|
int totfaces = me->totface;
|
|
MFace *mfaces = me->mface;
|
|
|
|
int totuv = 0;
|
|
int i;
|
|
|
|
// count totuv
|
|
for (i = 0; i < totfaces; i++) {
|
|
MFace *f = &mfaces[i];
|
|
if (f->v4 == 0) {
|
|
totuv+=3;
|
|
}
|
|
else {
|
|
totuv+=4;
|
|
}
|
|
}
|
|
|
|
int num_layers = CustomData_number_of_layers(&me->fdata, CD_MTFACE);
|
|
|
|
// write <source> for each layer
|
|
// each <source> will get id like meshName + "map-channel-1"
|
|
for (int a = 0; a < num_layers; a++) {
|
|
MTFace *tface = (MTFace*)CustomData_get_layer_n(&me->fdata, CD_MTFACE, a);
|
|
// char *name = CustomData_get_layer_name(&me->fdata, CD_MTFACE, a);
|
|
|
|
COLLADASW::FloatSourceF source(mSW);
|
|
std::string layer_id = makeTexcoordSourceId(geom_id, a);
|
|
source.setId(layer_id);
|
|
source.setArrayId(layer_id + ARRAY_ID_SUFFIX);
|
|
|
|
source.setAccessorCount(totuv);
|
|
source.setAccessorStride(2);
|
|
COLLADASW::SourceBase::ParameterNameList ¶m = source.getParameterNameList();
|
|
param.push_back("S");
|
|
param.push_back("T");
|
|
|
|
source.prepareToAppendValues();
|
|
|
|
for (i = 0; i < totfaces; i++) {
|
|
MFace *f = &mfaces[i];
|
|
|
|
for (int j = 0; j < (f->v4 == 0 ? 3 : 4); j++) {
|
|
source.appendValues(tface[i].uv[j][0],
|
|
tface[i].uv[j][1]);
|
|
}
|
|
}
|
|
|
|
source.finish();
|
|
}
|
|
}
|
|
|
|
|
|
//creates <source> for normals
|
|
void createNormalsSource(std::string geom_id, Mesh *me, std::vector<Normal>& nor)
|
|
{
|
|
#if 0
|
|
int totverts = dm->getNumVerts(dm);
|
|
MVert *verts = dm->getVertArray(dm);
|
|
#endif
|
|
|
|
COLLADASW::FloatSourceF source(mSW);
|
|
source.setId(getIdBySemantics(geom_id, COLLADASW::NORMAL));
|
|
source.setArrayId(getIdBySemantics(geom_id, COLLADASW::NORMAL) +
|
|
ARRAY_ID_SUFFIX);
|
|
source.setAccessorCount(nor.size());
|
|
source.setAccessorStride(3);
|
|
COLLADASW::SourceBase::ParameterNameList ¶m = source.getParameterNameList();
|
|
param.push_back("X");
|
|
param.push_back("Y");
|
|
param.push_back("Z");
|
|
|
|
source.prepareToAppendValues();
|
|
|
|
std::vector<Normal>::iterator it;
|
|
for (it = nor.begin(); it != nor.end(); it++) {
|
|
Normal& n = *it;
|
|
source.appendValues(n.x, n.y, n.z);
|
|
}
|
|
|
|
source.finish();
|
|
}
|
|
|
|
void create_normals(std::vector<Normal> &nor, std::vector<Face> &ind, Mesh *me)
|
|
{
|
|
int i, j, v;
|
|
MVert *vert = me->mvert;
|
|
std::map<unsigned int, unsigned int> nshar;
|
|
|
|
for (i = 0; i < me->totface; i++) {
|
|
MFace *fa = &me->mface[i];
|
|
Face f;
|
|
unsigned int *nn = &f.v1;
|
|
unsigned int *vv = &fa->v1;
|
|
|
|
memset(&f, 0, sizeof(f));
|
|
v = fa->v4 == 0 ? 3 : 4;
|
|
|
|
if (!(fa->flag & ME_SMOOTH)) {
|
|
Normal n;
|
|
if (v == 4)
|
|
normal_quad_v3(&n.x, vert[fa->v1].co, vert[fa->v2].co, vert[fa->v3].co, vert[fa->v4].co);
|
|
else
|
|
normal_tri_v3(&n.x, vert[fa->v1].co, vert[fa->v2].co, vert[fa->v3].co);
|
|
nor.push_back(n);
|
|
}
|
|
|
|
for (j = 0; j < v; j++) {
|
|
if (fa->flag & ME_SMOOTH) {
|
|
if (nshar.find(*vv) != nshar.end())
|
|
*nn = nshar[*vv];
|
|
else {
|
|
Normal n = {
|
|
vert[*vv].no[0]/32767.0,
|
|
vert[*vv].no[1]/32767.0,
|
|
vert[*vv].no[2]/32767.0
|
|
};
|
|
nor.push_back(n);
|
|
*nn = nor.size() - 1;
|
|
nshar[*vv] = *nn;
|
|
}
|
|
vv++;
|
|
}
|
|
else {
|
|
*nn = nor.size() - 1;
|
|
}
|
|
nn++;
|
|
}
|
|
|
|
ind.push_back(f);
|
|
}
|
|
}
|
|
|
|
std::string getIdBySemantics(std::string geom_id, COLLADASW::Semantics type, std::string other_suffix = "") {
|
|
return geom_id + getSuffixBySemantic(type) + other_suffix;
|
|
}
|
|
|
|
|
|
COLLADASW::URI getUrlBySemantics(std::string geom_id, COLLADASW::Semantics type, std::string other_suffix = "") {
|
|
|
|
std::string id(getIdBySemantics(geom_id, type, other_suffix));
|
|
return COLLADASW::URI(COLLADABU::Utils::EMPTY_STRING, id);
|
|
|
|
}
|
|
|
|
COLLADASW::URI makeUrl(std::string id)
|
|
{
|
|
return COLLADASW::URI(COLLADABU::Utils::EMPTY_STRING, id);
|
|
}
|
|
|
|
|
|
/* int getTriCount(MFace *faces, int totface) {
|
|
int i;
|
|
int tris = 0;
|
|
for (i = 0; i < totface; i++) {
|
|
// if quad
|
|
if (faces[i].v4 != 0)
|
|
tris += 2;
|
|
else
|
|
tris++;
|
|
}
|
|
|
|
return tris;
|
|
}*/
|
|
};
|
|
|
|
class TransformWriter : protected TransformBase
|
|
{
|
|
protected:
|
|
void add_node_transform(COLLADASW::Node& node, float mat[][4], float parent_mat[][4])
|
|
{
|
|
float loc[3], rot[3], scale[3];
|
|
float local[4][4];
|
|
|
|
if (parent_mat) {
|
|
float invpar[4][4];
|
|
invert_m4_m4(invpar, parent_mat);
|
|
mul_m4_m4m4(local, mat, invpar);
|
|
}
|
|
else {
|
|
copy_m4_m4(local, mat);
|
|
}
|
|
|
|
TransformBase::decompose(local, loc, rot, NULL, scale);
|
|
|
|
add_transform(node, loc, rot, scale);
|
|
}
|
|
|
|
void add_node_transform_ob(COLLADASW::Node& node, Object *ob)
|
|
{
|
|
float rot[3], loc[3], scale[3];
|
|
|
|
if (ob->parent) {
|
|
float C[4][4], tmat[4][4], imat[4][4], mat[4][4];
|
|
|
|
// factor out scale from obmat
|
|
|
|
copy_v3_v3(scale, ob->size);
|
|
|
|
ob->size[0] = ob->size[1] = ob->size[2] = 1.0f;
|
|
object_to_mat4(ob, C);
|
|
copy_v3_v3(ob->size, scale);
|
|
|
|
mul_serie_m4(tmat, ob->parent->obmat, ob->parentinv, C, NULL, NULL, NULL, NULL, NULL);
|
|
|
|
// calculate local mat
|
|
|
|
invert_m4_m4(imat, ob->parent->obmat);
|
|
mul_m4_m4m4(mat, tmat, imat);
|
|
|
|
// done
|
|
|
|
mat4_to_eul(rot, mat);
|
|
copy_v3_v3(loc, mat[3]);
|
|
}
|
|
else {
|
|
copy_v3_v3(loc, ob->loc);
|
|
copy_v3_v3(rot, ob->rot);
|
|
copy_v3_v3(scale, ob->size);
|
|
}
|
|
|
|
add_transform(node, loc, rot, scale);
|
|
}
|
|
|
|
void add_node_transform_identity(COLLADASW::Node& node)
|
|
{
|
|
float loc[] = {0.0f, 0.0f, 0.0f}, scale[] = {1.0f, 1.0f, 1.0f}, rot[] = {0.0f, 0.0f, 0.0f};
|
|
add_transform(node, loc, rot, scale);
|
|
}
|
|
|
|
private:
|
|
void add_transform(COLLADASW::Node& node, float loc[3], float rot[3], float scale[3])
|
|
{
|
|
node.addTranslate("location", loc[0], loc[1], loc[2]);
|
|
node.addRotateZ("rotationZ", COLLADABU::Math::Utils::radToDegF(rot[2]));
|
|
node.addRotateY("rotationY", COLLADABU::Math::Utils::radToDegF(rot[1]));
|
|
node.addRotateX("rotationX", COLLADABU::Math::Utils::radToDegF(rot[0]));
|
|
node.addScale("scale", scale[0], scale[1], scale[2]);
|
|
}
|
|
};
|
|
|
|
class InstanceWriter
|
|
{
|
|
protected:
|
|
void add_material_bindings(COLLADASW::BindMaterial& bind_material, Object *ob)
|
|
{
|
|
for(int a = 0; a < ob->totcol; a++) {
|
|
Material *ma = give_current_material(ob, a+1);
|
|
|
|
COLLADASW::InstanceMaterialList& iml = bind_material.getInstanceMaterialList();
|
|
|
|
if (ma) {
|
|
std::string matid(id_name(ma));
|
|
matid = translate_id(matid);
|
|
COLLADASW::InstanceMaterial im(matid, COLLADASW::URI(COLLADABU::Utils::EMPTY_STRING, matid));
|
|
|
|
// create <bind_vertex_input> for each uv layer
|
|
Mesh *me = (Mesh*)ob->data;
|
|
int totlayer = CustomData_number_of_layers(&me->fdata, CD_MTFACE);
|
|
|
|
for (int b = 0; b < totlayer; b++) {
|
|
char *name = CustomData_get_layer_name(&me->fdata, CD_MTFACE, b);
|
|
im.push_back(COLLADASW::BindVertexInput(name, "TEXCOORD", b));
|
|
}
|
|
|
|
iml.push_back(im);
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
// XXX exporter writes wrong data for shared armatures. A separate
|
|
// controller should be written for each armature-mesh binding how do
|
|
// we make controller ids then?
|
|
class ArmatureExporter: public COLLADASW::LibraryControllers, protected TransformWriter, protected InstanceWriter
|
|
{
|
|
private:
|
|
Scene *scene;
|
|
|
|
public:
|
|
ArmatureExporter(COLLADASW::StreamWriter *sw) : COLLADASW::LibraryControllers(sw) {}
|
|
|
|
// write bone nodes
|
|
void add_armature_bones(Object *ob_arm, Scene *sce)
|
|
{
|
|
// write bone nodes
|
|
bArmature *arm = (bArmature*)ob_arm->data;
|
|
for (Bone *bone = (Bone*)arm->bonebase.first; bone; bone = bone->next) {
|
|
// start from root bones
|
|
if (!bone->parent)
|
|
add_bone_node(bone, ob_arm);
|
|
}
|
|
}
|
|
|
|
bool is_skinned_mesh(Object *ob)
|
|
{
|
|
return get_assigned_armature(ob) != NULL;
|
|
}
|
|
|
|
void add_instance_controller(Object *ob)
|
|
{
|
|
Object *ob_arm = get_assigned_armature(ob);
|
|
bArmature *arm = (bArmature*)ob_arm->data;
|
|
|
|
const std::string& controller_id = get_controller_id(ob_arm, ob);
|
|
|
|
COLLADASW::InstanceController ins(mSW);
|
|
ins.setUrl(COLLADASW::URI(COLLADABU::Utils::EMPTY_STRING, controller_id));
|
|
|
|
// write root bone URLs
|
|
Bone *bone;
|
|
for (bone = (Bone*)arm->bonebase.first; bone; bone = bone->next) {
|
|
if (!bone->parent)
|
|
ins.addSkeleton(COLLADABU::URI(COLLADABU::Utils::EMPTY_STRING, get_joint_id(bone, ob_arm)));
|
|
}
|
|
|
|
InstanceWriter::add_material_bindings(ins.getBindMaterial(), ob);
|
|
|
|
ins.add();
|
|
}
|
|
|
|
void export_controllers(Scene *sce)
|
|
{
|
|
scene = sce;
|
|
|
|
openLibrary();
|
|
|
|
forEachMeshObjectInScene(sce, *this);
|
|
|
|
closeLibrary();
|
|
}
|
|
|
|
void operator()(Object *ob)
|
|
{
|
|
Object *ob_arm = get_assigned_armature(ob);
|
|
|
|
if (ob_arm /*&& !already_written(ob_arm)*/)
|
|
export_controller(ob, ob_arm);
|
|
}
|
|
|
|
private:
|
|
|
|
UnitConverter converter;
|
|
|
|
#if 0
|
|
std::vector<Object*> written_armatures;
|
|
|
|
bool already_written(Object *ob_arm)
|
|
{
|
|
return std::find(written_armatures.begin(), written_armatures.end(), ob_arm) != written_armatures.end();
|
|
}
|
|
|
|
void wrote(Object *ob_arm)
|
|
{
|
|
written_armatures.push_back(ob_arm);
|
|
}
|
|
|
|
void find_objects_using_armature(Object *ob_arm, std::vector<Object *>& objects, Scene *sce)
|
|
{
|
|
objects.clear();
|
|
|
|
Base *base= (Base*) sce->base.first;
|
|
while(base) {
|
|
Object *ob = base->object;
|
|
|
|
if (ob->type == OB_MESH && get_assigned_armature(ob) == ob_arm) {
|
|
objects.push_back(ob);
|
|
}
|
|
|
|
base= base->next;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
Object *get_assigned_armature(Object *ob)
|
|
{
|
|
Object *ob_arm = NULL;
|
|
|
|
if (ob->parent && ob->partype == PARSKEL && ob->parent->type == OB_ARMATURE) {
|
|
ob_arm = ob->parent;
|
|
}
|
|
else {
|
|
ModifierData *mod = (ModifierData*)ob->modifiers.first;
|
|
while (mod) {
|
|
if (mod->type == eModifierType_Armature) {
|
|
ob_arm = ((ArmatureModifierData*)mod)->object;
|
|
}
|
|
|
|
mod = mod->next;
|
|
}
|
|
}
|
|
|
|
return ob_arm;
|
|
}
|
|
|
|
std::string get_joint_sid(Bone *bone, Object *ob_arm)
|
|
{
|
|
return get_joint_id(bone, ob_arm);
|
|
}
|
|
|
|
// parent_mat is armature-space
|
|
void add_bone_node(Bone *bone, Object *ob_arm)
|
|
{
|
|
std::string node_id = get_joint_id(bone, ob_arm);
|
|
std::string node_name = std::string(bone->name);
|
|
std::string node_sid = get_joint_sid(bone, ob_arm);
|
|
|
|
COLLADASW::Node node(mSW);
|
|
|
|
node.setType(COLLADASW::Node::JOINT);
|
|
node.setNodeId(node_id);
|
|
node.setNodeName(node_name);
|
|
node.setNodeSid(node_sid);
|
|
|
|
node.start();
|
|
|
|
add_bone_transform(ob_arm, bone, node);
|
|
|
|
for (Bone *child = (Bone*)bone->childbase.first; child; child = child->next) {
|
|
add_bone_node(child, ob_arm);
|
|
}
|
|
|
|
node.end();
|
|
}
|
|
|
|
void add_bone_transform(Object *ob_arm, Bone *bone, COLLADASW::Node& node)
|
|
{
|
|
bPoseChannel *pchan = get_pose_channel(ob_arm->pose, bone->name);
|
|
|
|
float mat[4][4];
|
|
|
|
if (bone->parent) {
|
|
// get bone-space matrix from armature-space
|
|
bPoseChannel *parchan = get_pose_channel(ob_arm->pose, bone->parent->name);
|
|
|
|
float invpar[4][4];
|
|
invert_m4_m4(invpar, parchan->pose_mat);
|
|
mul_m4_m4m4(mat, pchan->pose_mat, invpar);
|
|
}
|
|
else {
|
|
// get world-space from armature-space
|
|
mul_m4_m4m4(mat, pchan->pose_mat, ob_arm->obmat);
|
|
}
|
|
|
|
TransformWriter::add_node_transform(node, mat, NULL);
|
|
}
|
|
|
|
std::string get_controller_id(Object *ob_arm, Object *ob)
|
|
{
|
|
return translate_id(id_name(ob_arm)) + "_" + translate_id(id_name(ob)) + SKIN_CONTROLLER_ID_SUFFIX;
|
|
}
|
|
|
|
// ob should be of type OB_MESH
|
|
// both args are required
|
|
void export_controller(Object* ob, Object *ob_arm)
|
|
{
|
|
// joint names
|
|
// joint inverse bind matrices
|
|
// vertex weights
|
|
|
|
// input:
|
|
// joint names: ob -> vertex group names
|
|
// vertex group weights: me->dvert -> groups -> index, weight
|
|
|
|
/*
|
|
me->dvert:
|
|
|
|
typedef struct MDeformVert {
|
|
struct MDeformWeight *dw;
|
|
int totweight;
|
|
int flag; // flag only in use for weightpaint now
|
|
} MDeformVert;
|
|
|
|
typedef struct MDeformWeight {
|
|
int def_nr;
|
|
float weight;
|
|
} MDeformWeight;
|
|
*/
|
|
|
|
Mesh *me = (Mesh*)ob->data;
|
|
if (!me->dvert) return;
|
|
|
|
std::string controller_name = id_name(ob_arm);
|
|
std::string controller_id = get_controller_id(ob_arm, ob);
|
|
|
|
openSkin(controller_id, controller_name,
|
|
COLLADABU::URI(COLLADABU::Utils::EMPTY_STRING, get_geometry_id(ob)));
|
|
|
|
add_bind_shape_mat(ob);
|
|
|
|
std::string joints_source_id = add_joints_source(ob_arm, &ob->defbase, controller_id);
|
|
std::string inv_bind_mat_source_id = add_inv_bind_mats_source(ob_arm, &ob->defbase, controller_id);
|
|
std::string weights_source_id = add_weights_source(me, controller_id);
|
|
|
|
add_joints_element(&ob->defbase, joints_source_id, inv_bind_mat_source_id);
|
|
add_vertex_weights_element(weights_source_id, joints_source_id, me, ob_arm, &ob->defbase);
|
|
|
|
closeSkin();
|
|
closeController();
|
|
}
|
|
|
|
void add_joints_element(ListBase *defbase,
|
|
const std::string& joints_source_id, const std::string& inv_bind_mat_source_id)
|
|
{
|
|
COLLADASW::JointsElement joints(mSW);
|
|
COLLADASW::InputList &input = joints.getInputList();
|
|
|
|
input.push_back(COLLADASW::Input(COLLADASW::JOINT, // constant declared in COLLADASWInputList.h
|
|
COLLADASW::URI(COLLADABU::Utils::EMPTY_STRING, joints_source_id)));
|
|
input.push_back(COLLADASW::Input(COLLADASW::BINDMATRIX,
|
|
COLLADASW::URI(COLLADABU::Utils::EMPTY_STRING, inv_bind_mat_source_id)));
|
|
joints.add();
|
|
}
|
|
|
|
void add_bind_shape_mat(Object *ob)
|
|
{
|
|
double bind_mat[4][4];
|
|
|
|
converter.mat4_to_dae_double(bind_mat, ob->obmat);
|
|
|
|
addBindShapeTransform(bind_mat);
|
|
}
|
|
|
|
std::string add_joints_source(Object *ob_arm, ListBase *defbase, const std::string& controller_id)
|
|
{
|
|
std::string source_id = controller_id + JOINTS_SOURCE_ID_SUFFIX;
|
|
|
|
int totjoint = 0;
|
|
bDeformGroup *def;
|
|
for (def = (bDeformGroup*)defbase->first; def; def = def->next) {
|
|
if (is_bone_defgroup(ob_arm, def))
|
|
totjoint++;
|
|
}
|
|
|
|
COLLADASW::NameSource source(mSW);
|
|
source.setId(source_id);
|
|
source.setArrayId(source_id + ARRAY_ID_SUFFIX);
|
|
source.setAccessorCount(totjoint);
|
|
source.setAccessorStride(1);
|
|
|
|
COLLADASW::SourceBase::ParameterNameList ¶m = source.getParameterNameList();
|
|
param.push_back("JOINT");
|
|
|
|
source.prepareToAppendValues();
|
|
|
|
for (def = (bDeformGroup*)defbase->first; def; def = def->next) {
|
|
Bone *bone = get_bone_from_defgroup(ob_arm, def);
|
|
if (bone)
|
|
source.appendValues(get_joint_sid(bone, ob_arm));
|
|
}
|
|
|
|
source.finish();
|
|
|
|
return source_id;
|
|
}
|
|
|
|
std::string add_inv_bind_mats_source(Object *ob_arm, ListBase *defbase, const std::string& controller_id)
|
|
{
|
|
std::string source_id = controller_id + BIND_POSES_SOURCE_ID_SUFFIX;
|
|
|
|
COLLADASW::FloatSourceF source(mSW);
|
|
source.setId(source_id);
|
|
source.setArrayId(source_id + ARRAY_ID_SUFFIX);
|
|
source.setAccessorCount(BLI_countlist(defbase));
|
|
source.setAccessorStride(16);
|
|
|
|
source.setParameterTypeName(&COLLADASW::CSWC::CSW_VALUE_TYPE_FLOAT4x4);
|
|
COLLADASW::SourceBase::ParameterNameList ¶m = source.getParameterNameList();
|
|
param.push_back("TRANSFORM");
|
|
|
|
source.prepareToAppendValues();
|
|
|
|
bPose *pose = ob_arm->pose;
|
|
bArmature *arm = (bArmature*)ob_arm->data;
|
|
|
|
int flag = arm->flag;
|
|
|
|
// put armature in rest position
|
|
if (!(arm->flag & ARM_RESTPOS)) {
|
|
arm->flag |= ARM_RESTPOS;
|
|
where_is_pose(scene, ob_arm);
|
|
}
|
|
|
|
for (bDeformGroup *def = (bDeformGroup*)defbase->first; def; def = def->next) {
|
|
if (is_bone_defgroup(ob_arm, def)) {
|
|
|
|
bPoseChannel *pchan = get_pose_channel(pose, def->name);
|
|
|
|
float mat[4][4];
|
|
float world[4][4];
|
|
float inv_bind_mat[4][4];
|
|
|
|
// make world-space matrix, pose_mat is armature-space
|
|
mul_m4_m4m4(world, pchan->pose_mat, ob_arm->obmat);
|
|
|
|
invert_m4_m4(mat, world);
|
|
converter.mat4_to_dae(inv_bind_mat, mat);
|
|
|
|
source.appendValues(inv_bind_mat);
|
|
}
|
|
}
|
|
|
|
// back from rest positon
|
|
if (!(flag & ARM_RESTPOS)) {
|
|
arm->flag = flag;
|
|
where_is_pose(scene, ob_arm);
|
|
}
|
|
|
|
source.finish();
|
|
|
|
return source_id;
|
|
}
|
|
|
|
Bone *get_bone_from_defgroup(Object *ob_arm, bDeformGroup* def)
|
|
{
|
|
bPoseChannel *pchan = get_pose_channel(ob_arm->pose, def->name);
|
|
return pchan ? pchan->bone : NULL;
|
|
}
|
|
|
|
bool is_bone_defgroup(Object *ob_arm, bDeformGroup* def)
|
|
{
|
|
return get_bone_from_defgroup(ob_arm, def) != NULL;
|
|
}
|
|
|
|
std::string add_weights_source(Mesh *me, const std::string& controller_id)
|
|
{
|
|
std::string source_id = controller_id + WEIGHTS_SOURCE_ID_SUFFIX;
|
|
|
|
int i;
|
|
int totweight = 0;
|
|
|
|
for (i = 0; i < me->totvert; i++) {
|
|
totweight += me->dvert[i].totweight;
|
|
}
|
|
|
|
COLLADASW::FloatSourceF source(mSW);
|
|
source.setId(source_id);
|
|
source.setArrayId(source_id + ARRAY_ID_SUFFIX);
|
|
source.setAccessorCount(totweight);
|
|
source.setAccessorStride(1);
|
|
|
|
COLLADASW::SourceBase::ParameterNameList ¶m = source.getParameterNameList();
|
|
param.push_back("WEIGHT");
|
|
|
|
source.prepareToAppendValues();
|
|
|
|
// NOTE: COLLADA spec says weights should be normalized
|
|
|
|
for (i = 0; i < me->totvert; i++) {
|
|
MDeformVert *vert = &me->dvert[i];
|
|
for (int j = 0; j < vert->totweight; j++) {
|
|
source.appendValues(vert->dw[j].weight);
|
|
}
|
|
}
|
|
|
|
source.finish();
|
|
|
|
return source_id;
|
|
}
|
|
|
|
void add_vertex_weights_element(const std::string& weights_source_id, const std::string& joints_source_id, Mesh *me,
|
|
Object *ob_arm, ListBase *defbase)
|
|
{
|
|
COLLADASW::VertexWeightsElement weights(mSW);
|
|
COLLADASW::InputList &input = weights.getInputList();
|
|
|
|
int offset = 0;
|
|
input.push_back(COLLADASW::Input(COLLADASW::JOINT, // constant declared in COLLADASWInputList.h
|
|
COLLADASW::URI(COLLADABU::Utils::EMPTY_STRING, joints_source_id), offset++));
|
|
input.push_back(COLLADASW::Input(COLLADASW::WEIGHT,
|
|
COLLADASW::URI(COLLADABU::Utils::EMPTY_STRING, weights_source_id), offset++));
|
|
|
|
weights.setCount(me->totvert);
|
|
|
|
// write number of deformers per vertex
|
|
COLLADASW::PrimitivesBase::VCountList vcount;
|
|
int i;
|
|
for (i = 0; i < me->totvert; i++) {
|
|
vcount.push_back(me->dvert[i].totweight);
|
|
}
|
|
|
|
weights.prepareToAppendVCountValues();
|
|
weights.appendVertexCount(vcount);
|
|
|
|
// def group index -> joint index
|
|
std::map<int, int> joint_index_by_def_index;
|
|
bDeformGroup *def;
|
|
int j;
|
|
for (def = (bDeformGroup*)defbase->first, i = 0, j = 0; def; def = def->next, i++) {
|
|
if (is_bone_defgroup(ob_arm, def))
|
|
joint_index_by_def_index[i] = j++;
|
|
else
|
|
joint_index_by_def_index[i] = -1;
|
|
}
|
|
|
|
weights.CloseVCountAndOpenVElement();
|
|
|
|
// write deformer index - weight index pairs
|
|
int weight_index = 0;
|
|
for (i = 0; i < me->totvert; i++) {
|
|
MDeformVert *dvert = &me->dvert[i];
|
|
for (int j = 0; j < dvert->totweight; j++) {
|
|
weights.appendValues(joint_index_by_def_index[dvert->dw[j].def_nr]);
|
|
weights.appendValues(weight_index++);
|
|
}
|
|
}
|
|
|
|
weights.finish();
|
|
}
|
|
};
|
|
|
|
class SceneExporter: COLLADASW::LibraryVisualScenes, protected TransformWriter, protected InstanceWriter
|
|
{
|
|
ArmatureExporter *arm_exporter;
|
|
public:
|
|
SceneExporter(COLLADASW::StreamWriter *sw, ArmatureExporter *arm) : COLLADASW::LibraryVisualScenes(sw),
|
|
arm_exporter(arm) {}
|
|
|
|
void exportScene(Scene *sce) {
|
|
// <library_visual_scenes> <visual_scene>
|
|
std::string id_naming = id_name(sce);
|
|
openVisualScene(translate_id(id_naming), id_naming);
|
|
|
|
// write <node>s
|
|
//forEachMeshObjectInScene(sce, *this);
|
|
//forEachCameraObjectInScene(sce, *this);
|
|
//forEachLampObjectInScene(sce, *this);
|
|
exportHierarchy(sce);
|
|
|
|
// </visual_scene> </library_visual_scenes>
|
|
closeVisualScene();
|
|
|
|
closeLibrary();
|
|
}
|
|
|
|
void exportHierarchy(Scene *sce)
|
|
{
|
|
Base *base= (Base*) sce->base.first;
|
|
while(base) {
|
|
Object *ob = base->object;
|
|
|
|
if (!ob->parent) {
|
|
switch(ob->type) {
|
|
case OB_MESH:
|
|
case OB_CAMERA:
|
|
case OB_LAMP:
|
|
case OB_EMPTY:
|
|
case OB_ARMATURE:
|
|
// write nodes....
|
|
writeNodes(ob, sce);
|
|
break;
|
|
}
|
|
}
|
|
|
|
base= base->next;
|
|
}
|
|
}
|
|
|
|
|
|
// called for each object
|
|
//void operator()(Object *ob) {
|
|
void writeNodes(Object *ob, Scene *sce)
|
|
{
|
|
COLLADASW::Node node(mSW);
|
|
node.setNodeId(translate_id(id_name(ob)));
|
|
node.setType(COLLADASW::Node::NODE);
|
|
|
|
node.start();
|
|
|
|
bool is_skinned_mesh = arm_exporter->is_skinned_mesh(ob);
|
|
|
|
if (ob->type == OB_MESH && is_skinned_mesh)
|
|
// for skinned mesh we write obmat in <bind_shape_matrix>
|
|
TransformWriter::add_node_transform_identity(node);
|
|
else
|
|
TransformWriter::add_node_transform_ob(node, ob);
|
|
|
|
// <instance_geometry>
|
|
if (ob->type == OB_MESH) {
|
|
if (is_skinned_mesh) {
|
|
arm_exporter->add_instance_controller(ob);
|
|
}
|
|
else {
|
|
COLLADASW::InstanceGeometry instGeom(mSW);
|
|
instGeom.setUrl(COLLADASW::URI(COLLADABU::Utils::EMPTY_STRING, get_geometry_id(ob)));
|
|
|
|
InstanceWriter::add_material_bindings(instGeom.getBindMaterial(), ob);
|
|
|
|
instGeom.add();
|
|
}
|
|
}
|
|
|
|
// <instance_controller>
|
|
else if (ob->type == OB_ARMATURE) {
|
|
arm_exporter->add_armature_bones(ob, sce);
|
|
|
|
// XXX this looks unstable...
|
|
node.end();
|
|
}
|
|
|
|
// <instance_camera>
|
|
else if (ob->type == OB_CAMERA) {
|
|
COLLADASW::InstanceCamera instCam(mSW, COLLADASW::URI(COLLADABU::Utils::EMPTY_STRING, get_camera_id(ob)));
|
|
instCam.add();
|
|
}
|
|
|
|
// <instance_light>
|
|
else if (ob->type == OB_LAMP) {
|
|
COLLADASW::InstanceLight instLa(mSW, COLLADASW::URI(COLLADABU::Utils::EMPTY_STRING, get_light_id(ob)));
|
|
instLa.add();
|
|
}
|
|
|
|
// empty object
|
|
else if (ob->type == OB_EMPTY) {
|
|
}
|
|
|
|
// write nodes for child objects
|
|
Base *b = (Base*) sce->base.first;
|
|
while(b) {
|
|
// cob - child object
|
|
Object *cob = b->object;
|
|
|
|
if (cob->parent == ob) {
|
|
switch(cob->type) {
|
|
case OB_MESH:
|
|
case OB_CAMERA:
|
|
case OB_LAMP:
|
|
case OB_EMPTY:
|
|
case OB_ARMATURE:
|
|
// write node...
|
|
writeNodes(cob, sce);
|
|
break;
|
|
}
|
|
}
|
|
|
|
b = b->next;
|
|
}
|
|
|
|
if (ob->type != OB_ARMATURE)
|
|
node.end();
|
|
}
|
|
};
|
|
|
|
class ImagesExporter: COLLADASW::LibraryImages
|
|
{
|
|
const char *mfilename;
|
|
std::vector<std::string> mImages; // contains list of written images, to avoid duplicates
|
|
public:
|
|
ImagesExporter(COLLADASW::StreamWriter *sw, const char* filename) : COLLADASW::LibraryImages(sw), mfilename(filename)
|
|
{}
|
|
|
|
void exportImages(Scene *sce)
|
|
{
|
|
openLibrary();
|
|
|
|
forEachMaterialInScene(sce, *this);
|
|
|
|
closeLibrary();
|
|
}
|
|
|
|
void operator()(Material *ma, Object *ob)
|
|
{
|
|
int a;
|
|
for (a = 0; a < MAX_MTEX; a++) {
|
|
MTex *mtex = ma->mtex[a];
|
|
if (mtex && mtex->tex && mtex->tex->ima) {
|
|
|
|
Image *image = mtex->tex->ima;
|
|
std::string name(id_name(image));
|
|
name = translate_id(name);
|
|
char rel[FILE_MAX];
|
|
char abs[FILE_MAX];
|
|
char src[FILE_MAX];
|
|
char dir[FILE_MAX];
|
|
|
|
BLI_split_dirfile(mfilename, dir, NULL);
|
|
|
|
BKE_rebase_path(abs, sizeof(abs), rel, sizeof(rel), G.sce, image->name, dir);
|
|
|
|
if (abs[0] != '\0') {
|
|
|
|
// make absolute source path
|
|
BLI_strncpy(src, image->name, sizeof(src));
|
|
BLI_path_abs(src, G.sce);
|
|
|
|
// make dest directory if it doesn't exist
|
|
BLI_make_existing_file(abs);
|
|
|
|
if (BLI_copy_fileops(src, abs) != 0) {
|
|
fprintf(stderr, "Cannot copy image to file's directory. \n");
|
|
}
|
|
}
|
|
|
|
if (find(mImages.begin(), mImages.end(), name) == mImages.end()) {
|
|
COLLADASW::Image img(COLLADABU::URI(COLLADABU::URI::nativePathToUri(rel)), name);
|
|
img.add(mSW);
|
|
|
|
mImages.push_back(name);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
class EffectsExporter: COLLADASW::LibraryEffects
|
|
{
|
|
public:
|
|
EffectsExporter(COLLADASW::StreamWriter *sw) : COLLADASW::LibraryEffects(sw){}
|
|
void exportEffects(Scene *sce)
|
|
{
|
|
openLibrary();
|
|
|
|
forEachMaterialInScene(sce, *this);
|
|
|
|
closeLibrary();
|
|
}
|
|
|
|
void operator()(Material *ma, Object *ob)
|
|
{
|
|
// create a list of indices to textures of type TEX_IMAGE
|
|
std::vector<int> tex_indices;
|
|
createTextureIndices(ma, tex_indices);
|
|
|
|
openEffect(translate_id(id_name(ma)) + "-effect");
|
|
|
|
COLLADASW::EffectProfile ep(mSW);
|
|
ep.setProfileType(COLLADASW::EffectProfile::COMMON);
|
|
ep.openProfile();
|
|
// set shader type - one of three blinn, phong or lambert
|
|
if (ma->spec_shader == MA_SPEC_BLINN) {
|
|
ep.setShaderType(COLLADASW::EffectProfile::BLINN);
|
|
// shininess
|
|
ep.setShininess(ma->spec);
|
|
}
|
|
else if (ma->spec_shader == MA_SPEC_PHONG) {
|
|
ep.setShaderType(COLLADASW::EffectProfile::PHONG);
|
|
// shininess
|
|
// XXX not sure, stolen this from previous Collada plugin
|
|
ep.setShininess(ma->har / 4);
|
|
}
|
|
else {
|
|
// XXX write warning "Current shader type is not supported"
|
|
ep.setShaderType(COLLADASW::EffectProfile::LAMBERT);
|
|
}
|
|
// index of refraction
|
|
if (ma->mode & MA_RAYTRANSP) {
|
|
ep.setIndexOfRefraction(ma->ang);
|
|
}
|
|
else {
|
|
ep.setIndexOfRefraction(1.0f);
|
|
}
|
|
// transparency
|
|
ep.setTransparency(ma->alpha);
|
|
// emission
|
|
COLLADASW::ColorOrTexture cot = getcol(0.0f, 0.0f, 0.0f, 1.0f);
|
|
ep.setEmission(cot);
|
|
ep.setTransparent(cot);
|
|
// diffuse
|
|
cot = getcol(ma->r, ma->g, ma->b, 1.0f);
|
|
ep.setDiffuse(cot);
|
|
// ambient
|
|
cot = getcol(ma->ambr, ma->ambg, ma->ambb, 1.0f);
|
|
ep.setAmbient(cot);
|
|
// reflective, reflectivity
|
|
if (ma->mode & MA_RAYMIRROR) {
|
|
cot = getcol(ma->mirr, ma->mirg, ma->mirb, 1.0f);
|
|
ep.setReflective(cot);
|
|
ep.setReflectivity(ma->ray_mirror);
|
|
}
|
|
else {
|
|
cot = getcol(0.0f, 0.0f, 0.0f, 1.0f);
|
|
ep.setReflective(cot);
|
|
ep.setReflectivity(0.0f);
|
|
}
|
|
// specular
|
|
if (ep.getShaderType() != COLLADASW::EffectProfile::LAMBERT) {
|
|
cot = getcol(ma->specr, ma->specg, ma->specb, 1.0f);
|
|
ep.setSpecular(cot);
|
|
}
|
|
|
|
// XXX make this more readable if possible
|
|
|
|
// create <sampler> and <surface> for each image
|
|
COLLADASW::Sampler samplers[MAX_MTEX];
|
|
//COLLADASW::Surface surfaces[MAX_MTEX];
|
|
//void *samp_surf[MAX_MTEX][2];
|
|
void *samp_surf[MAX_MTEX][1];
|
|
|
|
// image to index to samp_surf map
|
|
// samp_surf[index] stores 2 pointers, sampler and surface
|
|
std::map<std::string, int> im_samp_map;
|
|
|
|
unsigned int a, b;
|
|
for (a = 0, b = 0; a < tex_indices.size(); a++) {
|
|
MTex *t = ma->mtex[tex_indices[a]];
|
|
Image *ima = t->tex->ima;
|
|
|
|
std::string key(id_name(ima));
|
|
key = translate_id(key);
|
|
|
|
// create only one <sampler>/<surface> pair for each unique image
|
|
if (im_samp_map.find(key) == im_samp_map.end()) {
|
|
//<newparam> <surface> <init_from>
|
|
// COLLADASW::Surface surface(COLLADASW::Surface::SURFACE_TYPE_2D,
|
|
// key + COLLADASW::Surface::SURFACE_SID_SUFFIX);
|
|
// COLLADASW::SurfaceInitOption sio(COLLADASW::SurfaceInitOption::INIT_FROM);
|
|
// sio.setImageReference(key);
|
|
// surface.setInitOption(sio);
|
|
|
|
//<newparam> <sampler> <source>
|
|
COLLADASW::Sampler sampler(COLLADASW::Sampler::SAMPLER_TYPE_2D,
|
|
key + COLLADASW::Sampler::SAMPLER_SID_SUFFIX,
|
|
key + COLLADASW::Sampler::SURFACE_SID_SUFFIX);
|
|
sampler.setImageId(key);
|
|
// copy values to arrays since they will live longer
|
|
samplers[a] = sampler;
|
|
//surfaces[a] = surface;
|
|
|
|
// store pointers so they can be used later when we create <texture>s
|
|
samp_surf[b][0] = &samplers[a];
|
|
//samp_surf[b][1] = &surfaces[a];
|
|
|
|
im_samp_map[key] = b;
|
|
b++;
|
|
}
|
|
}
|
|
|
|
// used as fallback when MTex->uvname is "" (this is pretty common)
|
|
// it is indeed the correct value to use in that case
|
|
std::string active_uv(getActiveUVLayerName(ob));
|
|
|
|
// write textures
|
|
// XXX very slow
|
|
for (a = 0; a < tex_indices.size(); a++) {
|
|
MTex *t = ma->mtex[tex_indices[a]];
|
|
Image *ima = t->tex->ima;
|
|
|
|
// we assume map input is always TEXCO_UV
|
|
|
|
std::string key(id_name(ima));
|
|
key = translate_id(key);
|
|
int i = im_samp_map[key];
|
|
COLLADASW::Sampler *sampler = (COLLADASW::Sampler*)samp_surf[i][0];
|
|
//COLLADASW::Surface *surface = (COLLADASW::Surface*)samp_surf[i][1];
|
|
|
|
std::string uvname = strlen(t->uvname) ? t->uvname : active_uv;
|
|
|
|
// color
|
|
if (t->mapto & MAP_COL) {
|
|
ep.setDiffuse(createTexture(ima, uvname, sampler));
|
|
}
|
|
// ambient
|
|
if (t->mapto & MAP_AMB) {
|
|
ep.setAmbient(createTexture(ima, uvname, sampler));
|
|
}
|
|
// specular
|
|
if (t->mapto & MAP_SPEC) {
|
|
ep.setSpecular(createTexture(ima, uvname, sampler));
|
|
}
|
|
// emission
|
|
if (t->mapto & MAP_EMIT) {
|
|
ep.setEmission(createTexture(ima, uvname, sampler));
|
|
}
|
|
// reflective
|
|
if (t->mapto & MAP_REF) {
|
|
ep.setReflective(createTexture(ima, uvname, sampler));
|
|
}
|
|
// alpha
|
|
if (t->mapto & MAP_ALPHA) {
|
|
ep.setTransparent(createTexture(ima, uvname, sampler));
|
|
}
|
|
// extension:
|
|
// Normal map --> Must be stored with <extra> tag as different technique,
|
|
// since COLLADA doesn't support normal maps, even in current COLLADA 1.5.
|
|
if (t->mapto & MAP_NORM) {
|
|
COLLADASW::Texture texture(key);
|
|
texture.setTexcoord(uvname);
|
|
texture.setSampler(*sampler);
|
|
// technique FCOLLADA, with the <bump> tag, is most likely the best understood,
|
|
// most widespread de-facto standard.
|
|
texture.setProfileName("FCOLLADA");
|
|
texture.setChildElementName("bump");
|
|
ep.addExtraTechniqueColorOrTexture(COLLADASW::ColorOrTexture(texture));
|
|
}
|
|
}
|
|
// performs the actual writing
|
|
ep.addProfileElements();
|
|
ep.closeProfile();
|
|
closeEffect();
|
|
}
|
|
|
|
COLLADASW::ColorOrTexture createTexture(Image *ima,
|
|
std::string& uv_layer_name,
|
|
COLLADASW::Sampler *sampler
|
|
/*COLLADASW::Surface *surface*/)
|
|
{
|
|
|
|
COLLADASW::Texture texture(translate_id(id_name(ima)));
|
|
texture.setTexcoord(uv_layer_name);
|
|
//texture.setSurface(*surface);
|
|
texture.setSampler(*sampler);
|
|
|
|
COLLADASW::ColorOrTexture cot(texture);
|
|
return cot;
|
|
}
|
|
|
|
COLLADASW::ColorOrTexture getcol(float r, float g, float b, float a)
|
|
{
|
|
COLLADASW::Color color(r,g,b,a);
|
|
COLLADASW::ColorOrTexture cot(color);
|
|
return cot;
|
|
}
|
|
|
|
//returns the array of mtex indices which have image
|
|
//need this for exporting textures
|
|
void createTextureIndices(Material *ma, std::vector<int> &indices)
|
|
{
|
|
indices.clear();
|
|
|
|
for (int a = 0; a < MAX_MTEX; a++) {
|
|
if (ma->mtex[a] &&
|
|
ma->mtex[a]->tex->type == TEX_IMAGE &&
|
|
ma->mtex[a]->texco == TEXCO_UV){
|
|
indices.push_back(a);
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
class MaterialsExporter: COLLADASW::LibraryMaterials
|
|
{
|
|
public:
|
|
MaterialsExporter(COLLADASW::StreamWriter *sw): COLLADASW::LibraryMaterials(sw){}
|
|
void exportMaterials(Scene *sce)
|
|
{
|
|
openLibrary();
|
|
|
|
forEachMaterialInScene(sce, *this);
|
|
|
|
closeLibrary();
|
|
}
|
|
|
|
void operator()(Material *ma, Object *ob)
|
|
{
|
|
std::string name(id_name(ma));
|
|
|
|
openMaterial(translate_id(name), name);
|
|
|
|
std::string efid = translate_id(name) + "-effect";
|
|
addInstanceEffect(COLLADASW::URI(COLLADABU::Utils::EMPTY_STRING, efid));
|
|
|
|
closeMaterial();
|
|
}
|
|
};
|
|
|
|
class CamerasExporter: COLLADASW::LibraryCameras
|
|
{
|
|
public:
|
|
CamerasExporter(COLLADASW::StreamWriter *sw): COLLADASW::LibraryCameras(sw){}
|
|
void exportCameras(Scene *sce)
|
|
{
|
|
openLibrary();
|
|
|
|
forEachCameraObjectInScene(sce, *this);
|
|
|
|
closeLibrary();
|
|
}
|
|
void operator()(Object *ob, Scene *sce)
|
|
{
|
|
// XXX add other params later
|
|
Camera *cam = (Camera*)ob->data;
|
|
std::string cam_id(get_camera_id(ob));
|
|
std::string cam_name(id_name(cam));
|
|
|
|
if (cam->type == CAM_PERSP) {
|
|
COLLADASW::PerspectiveOptic persp(mSW);
|
|
persp.setXFov(1.0);
|
|
persp.setAspectRatio(0.1);
|
|
persp.setZFar(cam->clipend);
|
|
persp.setZNear(cam->clipsta);
|
|
COLLADASW::Camera ccam(mSW, &persp, cam_id, cam_name);
|
|
addCamera(ccam);
|
|
}
|
|
else {
|
|
COLLADASW::OrthographicOptic ortho(mSW);
|
|
ortho.setXMag(1.0);
|
|
ortho.setAspectRatio(0.1);
|
|
ortho.setZFar(cam->clipend);
|
|
ortho.setZNear(cam->clipsta);
|
|
COLLADASW::Camera ccam(mSW, &ortho, cam_id, cam_name);
|
|
addCamera(ccam);
|
|
}
|
|
}
|
|
};
|
|
|
|
class LightsExporter: COLLADASW::LibraryLights
|
|
{
|
|
public:
|
|
LightsExporter(COLLADASW::StreamWriter *sw): COLLADASW::LibraryLights(sw){}
|
|
void exportLights(Scene *sce)
|
|
{
|
|
openLibrary();
|
|
|
|
forEachLampObjectInScene(sce, *this);
|
|
|
|
closeLibrary();
|
|
}
|
|
void operator()(Object *ob)
|
|
{
|
|
Lamp *la = (Lamp*)ob->data;
|
|
std::string la_id(get_light_id(ob));
|
|
std::string la_name(id_name(la));
|
|
COLLADASW::Color col(la->r, la->g, la->b);
|
|
float e = la->energy;
|
|
|
|
// sun
|
|
if (la->type == LA_SUN) {
|
|
COLLADASW::DirectionalLight cla(mSW, la_id, la_name, e);
|
|
cla.setColor(col);
|
|
addLight(cla);
|
|
}
|
|
// hemi
|
|
else if (la->type == LA_HEMI) {
|
|
COLLADASW::AmbientLight cla(mSW, la_id, la_name, e);
|
|
cla.setColor(col);
|
|
addLight(cla);
|
|
}
|
|
// spot
|
|
else if (la->type == LA_SPOT) {
|
|
COLLADASW::SpotLight cla(mSW, la_id, la_name, e);
|
|
cla.setColor(col);
|
|
cla.setFallOffAngle(la->spotsize);
|
|
cla.setFallOffExponent(la->spotblend);
|
|
cla.setLinearAttenuation(la->att1);
|
|
cla.setQuadraticAttenuation(la->att2);
|
|
addLight(cla);
|
|
}
|
|
// lamp
|
|
else if (la->type == LA_LOCAL) {
|
|
COLLADASW::PointLight cla(mSW, la_id, la_name, e);
|
|
cla.setColor(col);
|
|
cla.setLinearAttenuation(la->att1);
|
|
cla.setQuadraticAttenuation(la->att2);
|
|
addLight(cla);
|
|
}
|
|
// area lamp is not supported
|
|
// it will be exported as a local lamp
|
|
else {
|
|
COLLADASW::PointLight cla(mSW, la_id, la_name, e);
|
|
cla.setColor(col);
|
|
cla.setLinearAttenuation(la->att1);
|
|
cla.setQuadraticAttenuation(la->att2);
|
|
addLight(cla);
|
|
}
|
|
}
|
|
};
|
|
|
|
// TODO: it would be better to instantiate animations rather than create a new one per object
|
|
// COLLADA allows this through multiple <channel>s in <animation>.
|
|
// For this to work, we need to know objects that use a certain action.
|
|
class AnimationExporter: COLLADASW::LibraryAnimations
|
|
{
|
|
Scene *scene;
|
|
|
|
public:
|
|
|
|
AnimationExporter(COLLADASW::StreamWriter *sw): COLLADASW::LibraryAnimations(sw) {}
|
|
|
|
void exportAnimations(Scene *sce)
|
|
{
|
|
this->scene = sce;
|
|
|
|
openLibrary();
|
|
|
|
forEachObjectInScene(sce, *this);
|
|
|
|
closeLibrary();
|
|
}
|
|
|
|
// called for each exported object
|
|
void operator() (Object *ob)
|
|
{
|
|
if (!ob->adt || !ob->adt->action) return;
|
|
|
|
FCurve *fcu = (FCurve*)ob->adt->action->curves.first;
|
|
|
|
if (ob->type == OB_ARMATURE) {
|
|
if (!ob->data) return;
|
|
|
|
bArmature *arm = (bArmature*)ob->data;
|
|
for (Bone *bone = (Bone*)arm->bonebase.first; bone; bone = bone->next)
|
|
write_bone_animation(ob, bone);
|
|
}
|
|
else {
|
|
while (fcu) {
|
|
// TODO "rotation_quaternion" is also possible for objects (although euler is default)
|
|
if ((!strcmp(fcu->rna_path, "location") || !strcmp(fcu->rna_path, "scale")) ||
|
|
(!strcmp(fcu->rna_path, "rotation_euler") && ob->rotmode == ROT_MODE_EUL))
|
|
dae_animation(fcu, id_name(ob));
|
|
|
|
fcu = fcu->next;
|
|
}
|
|
}
|
|
}
|
|
|
|
protected:
|
|
|
|
void dae_animation(FCurve *fcu, std::string ob_name)
|
|
{
|
|
const char *axis_names[] = {"X", "Y", "Z"};
|
|
const char *axis_name = NULL;
|
|
char anim_id[200];
|
|
|
|
if (fcu->array_index < 3)
|
|
axis_name = axis_names[fcu->array_index];
|
|
|
|
BLI_snprintf(anim_id, sizeof(anim_id), "%s_%s_%s", (char*)translate_id(ob_name).c_str(),
|
|
fcu->rna_path, axis_names[fcu->array_index]);
|
|
|
|
// check rna_path is one of: rotation, scale, location
|
|
|
|
openAnimation(anim_id, COLLADABU::Utils::EMPTY_STRING);
|
|
|
|
// create input source
|
|
std::string input_id = create_source_from_fcurve(Sampler::INPUT, fcu, anim_id, axis_name);
|
|
|
|
// create output source
|
|
std::string output_id = create_source_from_fcurve(Sampler::OUTPUT, fcu, anim_id, axis_name);
|
|
|
|
// create interpolations source
|
|
std::string interpolation_id = create_interpolation_source(fcu->totvert, anim_id, axis_name);
|
|
|
|
std::string sampler_id = std::string(anim_id) + SAMPLER_ID_SUFFIX;
|
|
COLLADASW::LibraryAnimations::Sampler sampler(sampler_id);
|
|
std::string empty;
|
|
sampler.addInput(Sampler::INPUT, COLLADABU::URI(empty, input_id));
|
|
sampler.addInput(Sampler::OUTPUT, COLLADABU::URI(empty, output_id));
|
|
|
|
// this input is required
|
|
sampler.addInput(Sampler::INTERPOLATION, COLLADABU::URI(empty, interpolation_id));
|
|
|
|
addSampler(sampler);
|
|
|
|
std::string target = translate_id(ob_name)
|
|
+ "/" + get_transform_sid(fcu->rna_path, -1, axis_name, true);
|
|
addChannel(COLLADABU::URI(empty, sampler_id), target);
|
|
|
|
closeAnimation();
|
|
}
|
|
|
|
void write_bone_animation(Object *ob_arm, Bone *bone)
|
|
{
|
|
if (!ob_arm->adt)
|
|
return;
|
|
|
|
for (int i = 0; i < 3; i++)
|
|
sample_and_write_bone_animation(ob_arm, bone, i);
|
|
|
|
for (Bone *child = (Bone*)bone->childbase.first; child; child = child->next)
|
|
write_bone_animation(ob_arm, child);
|
|
}
|
|
|
|
void sample_and_write_bone_animation(Object *ob_arm, Bone *bone, int transform_type)
|
|
{
|
|
bArmature *arm = (bArmature*)ob_arm->data;
|
|
int flag = arm->flag;
|
|
std::vector<float> fra;
|
|
char prefix[256];
|
|
|
|
BLI_snprintf(prefix, sizeof(prefix), "pose.bones[\"%s\"]", bone->name);
|
|
|
|
bPoseChannel *pchan = get_pose_channel(ob_arm->pose, bone->name);
|
|
if (!pchan)
|
|
return;
|
|
|
|
switch (transform_type) {
|
|
case 0:
|
|
find_rotation_frames(ob_arm, fra, prefix, pchan->rotmode);
|
|
break;
|
|
case 1:
|
|
find_frames(ob_arm, fra, prefix, "scale");
|
|
break;
|
|
case 2:
|
|
find_frames(ob_arm, fra, prefix, "location");
|
|
break;
|
|
default:
|
|
return;
|
|
}
|
|
|
|
// exit rest position
|
|
if (flag & ARM_RESTPOS) {
|
|
arm->flag &= ~ARM_RESTPOS;
|
|
where_is_pose(scene, ob_arm);
|
|
}
|
|
|
|
if (fra.size()) {
|
|
float *v = (float*)MEM_callocN(sizeof(float) * 3 * fra.size(), "temp. anim frames");
|
|
sample_animation(v, fra, transform_type, bone, ob_arm);
|
|
|
|
if (transform_type == 0) {
|
|
// write x, y, z curves separately if it is rotation
|
|
float *c = (float*)MEM_callocN(sizeof(float) * fra.size(), "temp. anim frames");
|
|
for (int i = 0; i < 3; i++) {
|
|
for (unsigned int j = 0; j < fra.size(); j++)
|
|
c[j] = v[j * 3 + i];
|
|
|
|
dae_bone_animation(fra, c, transform_type, i, id_name(ob_arm), bone->name);
|
|
}
|
|
MEM_freeN(c);
|
|
}
|
|
else {
|
|
// write xyz at once if it is location or scale
|
|
dae_bone_animation(fra, v, transform_type, -1, id_name(ob_arm), bone->name);
|
|
}
|
|
|
|
MEM_freeN(v);
|
|
}
|
|
|
|
// restore restpos
|
|
if (flag & ARM_RESTPOS)
|
|
arm->flag = flag;
|
|
where_is_pose(scene, ob_arm);
|
|
}
|
|
|
|
void sample_animation(float *v, std::vector<float> &frames, int type, Bone *bone, Object *ob_arm)
|
|
{
|
|
bPoseChannel *pchan, *parchan = NULL;
|
|
bPose *pose = ob_arm->pose;
|
|
|
|
pchan = get_pose_channel(pose, bone->name);
|
|
|
|
if (!pchan)
|
|
return;
|
|
|
|
parchan = pchan->parent;
|
|
|
|
enable_fcurves(ob_arm->adt->action, bone->name);
|
|
|
|
std::vector<float>::iterator it;
|
|
for (it = frames.begin(); it != frames.end(); it++) {
|
|
float mat[4][4], ipar[4][4];
|
|
|
|
float ctime = bsystem_time(scene, ob_arm, *it, 0.0f);
|
|
|
|
BKE_animsys_evaluate_animdata(&ob_arm->id, ob_arm->adt, *it, ADT_RECALC_ANIM);
|
|
where_is_pose_bone(scene, ob_arm, pchan, ctime, 1);
|
|
|
|
// compute bone local mat
|
|
if (bone->parent) {
|
|
invert_m4_m4(ipar, parchan->pose_mat);
|
|
mul_m4_m4m4(mat, pchan->pose_mat, ipar);
|
|
}
|
|
else
|
|
copy_m4_m4(mat, pchan->pose_mat);
|
|
|
|
switch (type) {
|
|
case 0:
|
|
mat4_to_eul(v, mat);
|
|
break;
|
|
case 1:
|
|
mat4_to_size(v, mat);
|
|
break;
|
|
case 2:
|
|
copy_v3_v3(v, mat[3]);
|
|
break;
|
|
}
|
|
|
|
v += 3;
|
|
}
|
|
|
|
enable_fcurves(ob_arm->adt->action, NULL);
|
|
}
|
|
|
|
// dae_bone_animation -> add_bone_animation
|
|
// (blend this into dae_bone_animation)
|
|
void dae_bone_animation(std::vector<float> &fra, float *v, int tm_type, int axis, std::string ob_name, std::string bone_name)
|
|
{
|
|
const char *axis_names[] = {"X", "Y", "Z"};
|
|
const char *axis_name = NULL;
|
|
char anim_id[200];
|
|
bool is_rot = tm_type == 0;
|
|
|
|
if (!fra.size())
|
|
return;
|
|
|
|
char rna_path[200];
|
|
BLI_snprintf(rna_path, sizeof(rna_path), "pose.bones[\"%s\"].%s", bone_name.c_str(),
|
|
tm_type == 0 ? "rotation_quaternion" : (tm_type == 1 ? "scale" : "location"));
|
|
|
|
if (axis > -1)
|
|
axis_name = axis_names[axis];
|
|
|
|
std::string transform_sid = get_transform_sid(NULL, tm_type, axis_name, false);
|
|
|
|
BLI_snprintf(anim_id, sizeof(anim_id), "%s_%s_%s", (char*)translate_id(ob_name).c_str(),
|
|
(char*)translate_id(bone_name).c_str(), (char*)transform_sid.c_str());
|
|
|
|
openAnimation(anim_id, COLLADABU::Utils::EMPTY_STRING);
|
|
|
|
// create input source
|
|
std::string input_id = create_source_from_vector(Sampler::INPUT, fra, is_rot, anim_id, axis_name);
|
|
|
|
// create output source
|
|
std::string output_id;
|
|
if (axis == -1)
|
|
output_id = create_xyz_source(v, fra.size(), anim_id);
|
|
else
|
|
output_id = create_source_from_array(Sampler::OUTPUT, v, fra.size(), is_rot, anim_id, axis_name);
|
|
|
|
// create interpolations source
|
|
std::string interpolation_id = create_interpolation_source(fra.size(), anim_id, axis_name);
|
|
|
|
std::string sampler_id = std::string(anim_id) + SAMPLER_ID_SUFFIX;
|
|
COLLADASW::LibraryAnimations::Sampler sampler(sampler_id);
|
|
std::string empty;
|
|
sampler.addInput(Sampler::INPUT, COLLADABU::URI(empty, input_id));
|
|
sampler.addInput(Sampler::OUTPUT, COLLADABU::URI(empty, output_id));
|
|
|
|
// TODO create in/out tangents source
|
|
|
|
// this input is required
|
|
sampler.addInput(Sampler::INTERPOLATION, COLLADABU::URI(empty, interpolation_id));
|
|
|
|
addSampler(sampler);
|
|
|
|
std::string target = translate_id(ob_name + "_" + bone_name) + "/" + transform_sid;
|
|
addChannel(COLLADABU::URI(empty, sampler_id), target);
|
|
|
|
closeAnimation();
|
|
}
|
|
|
|
float convert_time(float frame)
|
|
{
|
|
return FRA2TIME(frame);
|
|
}
|
|
|
|
float convert_angle(float angle)
|
|
{
|
|
return COLLADABU::Math::Utils::radToDegF(angle);
|
|
}
|
|
|
|
std::string get_semantic_suffix(Sampler::Semantic semantic)
|
|
{
|
|
switch(semantic) {
|
|
case Sampler::INPUT:
|
|
return INPUT_SOURCE_ID_SUFFIX;
|
|
case Sampler::OUTPUT:
|
|
return OUTPUT_SOURCE_ID_SUFFIX;
|
|
case Sampler::INTERPOLATION:
|
|
return INTERPOLATION_SOURCE_ID_SUFFIX;
|
|
case Sampler::IN_TANGENT:
|
|
return INTANGENT_SOURCE_ID_SUFFIX;
|
|
case Sampler::OUT_TANGENT:
|
|
return OUTTANGENT_SOURCE_ID_SUFFIX;
|
|
default:
|
|
break;
|
|
}
|
|
return "";
|
|
}
|
|
|
|
void add_source_parameters(COLLADASW::SourceBase::ParameterNameList& param,
|
|
Sampler::Semantic semantic, bool is_rot, const char *axis)
|
|
{
|
|
switch(semantic) {
|
|
case Sampler::INPUT:
|
|
param.push_back("TIME");
|
|
break;
|
|
case Sampler::OUTPUT:
|
|
if (is_rot) {
|
|
param.push_back("ANGLE");
|
|
}
|
|
else {
|
|
if (axis) {
|
|
param.push_back(axis);
|
|
}
|
|
else {
|
|
param.push_back("X");
|
|
param.push_back("Y");
|
|
param.push_back("Z");
|
|
}
|
|
}
|
|
break;
|
|
case Sampler::IN_TANGENT:
|
|
case Sampler::OUT_TANGENT:
|
|
param.push_back("X");
|
|
param.push_back("Y");
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
void get_source_values(BezTriple *bezt, Sampler::Semantic semantic, bool rotation, float *values, int *length)
|
|
{
|
|
switch (semantic) {
|
|
case Sampler::INPUT:
|
|
*length = 1;
|
|
values[0] = convert_time(bezt->vec[1][0]);
|
|
break;
|
|
case Sampler::OUTPUT:
|
|
*length = 1;
|
|
if (rotation) {
|
|
values[0] = convert_angle(bezt->vec[1][1]);
|
|
}
|
|
else {
|
|
values[0] = bezt->vec[1][1];
|
|
}
|
|
break;
|
|
case Sampler::IN_TANGENT:
|
|
case Sampler::OUT_TANGENT:
|
|
// XXX
|
|
*length = 2;
|
|
break;
|
|
default:
|
|
*length = 0;
|
|
break;
|
|
}
|
|
}
|
|
|
|
std::string create_source_from_fcurve(Sampler::Semantic semantic, FCurve *fcu, const std::string& anim_id, const char *axis_name)
|
|
{
|
|
std::string source_id = anim_id + get_semantic_suffix(semantic);
|
|
|
|
//bool is_rotation = !strcmp(fcu->rna_path, "rotation");
|
|
bool is_rotation = false;
|
|
|
|
if (strstr(fcu->rna_path, "rotation")) is_rotation = true;
|
|
|
|
COLLADASW::FloatSourceF source(mSW);
|
|
source.setId(source_id);
|
|
source.setArrayId(source_id + ARRAY_ID_SUFFIX);
|
|
source.setAccessorCount(fcu->totvert);
|
|
source.setAccessorStride(1);
|
|
|
|
COLLADASW::SourceBase::ParameterNameList ¶m = source.getParameterNameList();
|
|
add_source_parameters(param, semantic, is_rotation, axis_name);
|
|
|
|
source.prepareToAppendValues();
|
|
|
|
for (unsigned int i = 0; i < fcu->totvert; i++) {
|
|
float values[3]; // be careful!
|
|
int length = 0;
|
|
|
|
get_source_values(&fcu->bezt[i], semantic, is_rotation, values, &length);
|
|
for (int j = 0; j < length; j++)
|
|
source.appendValues(values[j]);
|
|
}
|
|
|
|
source.finish();
|
|
|
|
return source_id;
|
|
}
|
|
|
|
std::string create_source_from_array(Sampler::Semantic semantic, float *v, int tot, bool is_rot, const std::string& anim_id, const char *axis_name)
|
|
{
|
|
std::string source_id = anim_id + get_semantic_suffix(semantic);
|
|
|
|
COLLADASW::FloatSourceF source(mSW);
|
|
source.setId(source_id);
|
|
source.setArrayId(source_id + ARRAY_ID_SUFFIX);
|
|
source.setAccessorCount(tot);
|
|
source.setAccessorStride(1);
|
|
|
|
COLLADASW::SourceBase::ParameterNameList ¶m = source.getParameterNameList();
|
|
add_source_parameters(param, semantic, is_rot, axis_name);
|
|
|
|
source.prepareToAppendValues();
|
|
|
|
for (int i = 0; i < tot; i++) {
|
|
float val = v[i];
|
|
if (semantic == Sampler::INPUT)
|
|
val = convert_time(val);
|
|
else if (is_rot)
|
|
val = convert_angle(val);
|
|
source.appendValues(val);
|
|
}
|
|
|
|
source.finish();
|
|
|
|
return source_id;
|
|
}
|
|
|
|
std::string create_source_from_vector(Sampler::Semantic semantic, std::vector<float> &fra, bool is_rot, const std::string& anim_id, const char *axis_name)
|
|
{
|
|
std::string source_id = anim_id + get_semantic_suffix(semantic);
|
|
|
|
COLLADASW::FloatSourceF source(mSW);
|
|
source.setId(source_id);
|
|
source.setArrayId(source_id + ARRAY_ID_SUFFIX);
|
|
source.setAccessorCount(fra.size());
|
|
source.setAccessorStride(1);
|
|
|
|
COLLADASW::SourceBase::ParameterNameList ¶m = source.getParameterNameList();
|
|
add_source_parameters(param, semantic, is_rot, axis_name);
|
|
|
|
source.prepareToAppendValues();
|
|
|
|
std::vector<float>::iterator it;
|
|
for (it = fra.begin(); it != fra.end(); it++) {
|
|
float val = *it;
|
|
if (semantic == Sampler::INPUT)
|
|
val = convert_time(val);
|
|
else if (is_rot)
|
|
val = convert_angle(val);
|
|
source.appendValues(val);
|
|
}
|
|
|
|
source.finish();
|
|
|
|
return source_id;
|
|
}
|
|
|
|
// only used for sources with OUTPUT semantic
|
|
std::string create_xyz_source(float *v, int tot, const std::string& anim_id)
|
|
{
|
|
Sampler::Semantic semantic = Sampler::OUTPUT;
|
|
std::string source_id = anim_id + get_semantic_suffix(semantic);
|
|
|
|
COLLADASW::FloatSourceF source(mSW);
|
|
source.setId(source_id);
|
|
source.setArrayId(source_id + ARRAY_ID_SUFFIX);
|
|
source.setAccessorCount(tot);
|
|
source.setAccessorStride(3);
|
|
|
|
COLLADASW::SourceBase::ParameterNameList ¶m = source.getParameterNameList();
|
|
add_source_parameters(param, semantic, false, NULL);
|
|
|
|
source.prepareToAppendValues();
|
|
|
|
for (int i = 0; i < tot; i++) {
|
|
source.appendValues(*v, *(v + 1), *(v + 2));
|
|
v += 3;
|
|
}
|
|
|
|
source.finish();
|
|
|
|
return source_id;
|
|
}
|
|
|
|
std::string create_interpolation_source(int tot, const std::string& anim_id, const char *axis_name)
|
|
{
|
|
std::string source_id = anim_id + get_semantic_suffix(Sampler::INTERPOLATION);
|
|
|
|
COLLADASW::NameSource source(mSW);
|
|
source.setId(source_id);
|
|
source.setArrayId(source_id + ARRAY_ID_SUFFIX);
|
|
source.setAccessorCount(tot);
|
|
source.setAccessorStride(1);
|
|
|
|
COLLADASW::SourceBase::ParameterNameList ¶m = source.getParameterNameList();
|
|
param.push_back("INTERPOLATION");
|
|
|
|
source.prepareToAppendValues();
|
|
|
|
for (int i = 0; i < tot; i++) {
|
|
source.appendValues(LINEAR_NAME);
|
|
}
|
|
|
|
source.finish();
|
|
|
|
return source_id;
|
|
}
|
|
|
|
// for rotation, axis name is always appended and the value of append_axis is ignored
|
|
std::string get_transform_sid(char *rna_path, int tm_type, const char *axis_name, bool append_axis)
|
|
{
|
|
std::string tm_name;
|
|
|
|
// when given rna_path, determine tm_type from it
|
|
if (rna_path) {
|
|
char *name = extract_transform_name(rna_path);
|
|
|
|
if (strstr(name, "rotation"))
|
|
tm_type = 0;
|
|
else if (!strcmp(name, "scale"))
|
|
tm_type = 1;
|
|
else if (!strcmp(name, "location"))
|
|
tm_type = 2;
|
|
else
|
|
tm_type = -1;
|
|
}
|
|
|
|
switch (tm_type) {
|
|
case 0:
|
|
return std::string("rotation") + std::string(axis_name) + ".ANGLE";
|
|
case 1:
|
|
tm_name = "scale";
|
|
break;
|
|
case 2:
|
|
tm_name = "location";
|
|
break;
|
|
default:
|
|
tm_name = "";
|
|
break;
|
|
}
|
|
|
|
if (tm_name.size()) {
|
|
if (append_axis)
|
|
return tm_name + std::string(".") + std::string(axis_name);
|
|
else
|
|
return tm_name;
|
|
}
|
|
|
|
return std::string("");
|
|
}
|
|
|
|
char *extract_transform_name(char *rna_path)
|
|
{
|
|
char *dot = strrchr(rna_path, '.');
|
|
return dot ? (dot + 1) : rna_path;
|
|
}
|
|
|
|
void find_frames(Object *ob, std::vector<float> &fra, const char *prefix, const char *tm_name)
|
|
{
|
|
FCurve *fcu= (FCurve*)ob->adt->action->curves.first;
|
|
|
|
for (; fcu; fcu = fcu->next) {
|
|
if (prefix && strncmp(prefix, fcu->rna_path, strlen(prefix)))
|
|
continue;
|
|
|
|
char *name = extract_transform_name(fcu->rna_path);
|
|
if (!strcmp(name, tm_name)) {
|
|
for (unsigned int i = 0; i < fcu->totvert; i++) {
|
|
float f = fcu->bezt[i].vec[1][0];
|
|
if (std::find(fra.begin(), fra.end(), f) == fra.end())
|
|
fra.push_back(f);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void find_rotation_frames(Object *ob, std::vector<float> &fra, const char *prefix, int rotmode)
|
|
{
|
|
if (rotmode > 0)
|
|
find_frames(ob, fra, prefix, "rotation_euler");
|
|
else if (rotmode == ROT_MODE_QUAT)
|
|
find_frames(ob, fra, prefix, "rotation_quaternion");
|
|
else if (rotmode == ROT_MODE_AXISANGLE)
|
|
;
|
|
}
|
|
|
|
// enable fcurves driving a specific bone, disable all the rest
|
|
// if bone_name = NULL enable all fcurves
|
|
void enable_fcurves(bAction *act, char *bone_name)
|
|
{
|
|
FCurve *fcu;
|
|
char prefix[200];
|
|
|
|
if (bone_name)
|
|
BLI_snprintf(prefix, sizeof(prefix), "pose.bones[\"%s\"]", bone_name);
|
|
|
|
for (fcu = (FCurve*)act->curves.first; fcu; fcu = fcu->next) {
|
|
if (bone_name) {
|
|
if (!strncmp(fcu->rna_path, prefix, strlen(prefix)))
|
|
fcu->flag &= ~FCURVE_DISABLED;
|
|
else
|
|
fcu->flag |= FCURVE_DISABLED;
|
|
}
|
|
else {
|
|
fcu->flag &= ~FCURVE_DISABLED;
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
void DocumentExporter::exportCurrentScene(Scene *sce, const char* filename)
|
|
{
|
|
COLLADABU::NativeString native_filename =
|
|
COLLADABU::NativeString(std::string(filename));
|
|
COLLADASW::StreamWriter sw(native_filename);
|
|
|
|
// open <Collada>
|
|
sw.startDocument();
|
|
|
|
// <asset>
|
|
COLLADASW::Asset asset(&sw);
|
|
// XXX ask blender devs about this?
|
|
asset.setUnit("decimetre", 0.1);
|
|
asset.setUpAxisType(COLLADASW::Asset::Z_UP);
|
|
asset.add();
|
|
|
|
// <library_cameras>
|
|
CamerasExporter ce(&sw);
|
|
ce.exportCameras(sce);
|
|
|
|
// <library_lights>
|
|
LightsExporter le(&sw);
|
|
le.exportLights(sce);
|
|
|
|
// <library_images>
|
|
ImagesExporter ie(&sw, filename);
|
|
ie.exportImages(sce);
|
|
|
|
// <library_effects>
|
|
EffectsExporter ee(&sw);
|
|
ee.exportEffects(sce);
|
|
|
|
// <library_materials>
|
|
MaterialsExporter me(&sw);
|
|
me.exportMaterials(sce);
|
|
|
|
// <library_geometries>
|
|
GeometryExporter ge(&sw);
|
|
ge.exportGeom(sce);
|
|
|
|
// <library_animations>
|
|
AnimationExporter ae(&sw);
|
|
ae.exportAnimations(sce);
|
|
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// <library_controllers>
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ArmatureExporter arm_exporter(&sw);
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arm_exporter.export_controllers(sce);
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// <library_visual_scenes>
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SceneExporter se(&sw, &arm_exporter);
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se.exportScene(sce);
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// <scene>
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std::string scene_name(translate_id(id_name(sce)));
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COLLADASW::Scene scene(&sw, COLLADASW::URI(COLLADABU::Utils::EMPTY_STRING,
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scene_name));
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scene.add();
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// close <Collada>
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sw.endDocument();
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}
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void DocumentExporter::exportScenes(const char* filename)
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{
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}
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/*
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NOTES:
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* AnimationExporter::sample_animation enables all curves on armature, this is undesirable for a user
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*/
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