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tornavis/source/blender/collada/DocumentImporter.cpp

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/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Contributor(s): Chingiz Dyussenov, Arystanbek Dyussenov, Nathan Letwory.
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file blender/collada/DocumentImporter.cpp
* \ingroup collada
*/
// TODO:
// * name imported objects
// * import object rotation as euler
#include <string>
#include <map>
#include <algorithm> // sort()
#include "COLLADAFWRoot.h"
#include "COLLADAFWStableHeaders.h"
#include "COLLADAFWColorOrTexture.h"
#include "COLLADAFWIndexList.h"
#include "COLLADAFWMeshPrimitiveWithFaceVertexCount.h"
#include "COLLADAFWPolygons.h"
#include "COLLADAFWSampler.h"
#include "COLLADAFWTypes.h"
#include "COLLADAFWVisualScene.h"
#include "COLLADAFWArrayPrimitiveType.h"
#include "COLLADAFWLibraryNodes.h"
#include "COLLADAFWCamera.h"
#include "COLLADAFWLight.h"
#include "COLLADASaxFWLLoader.h"
#include "COLLADASaxFWLIExtraDataCallbackHandler.h"
#include "BLI_listbase.h"
#include "BLI_math.h"
#include "BLI_string.h"
#include "BLI_utildefines.h"
#include "BKE_camera.h"
#include "BKE_main.h"
#include "BKE_lamp.h"
#include "BKE_library.h"
#include "BKE_texture.h"
#include "BKE_fcurve.h"
#include "BKE_depsgraph.h"
#include "BLI_path_util.h"
#include "BKE_scene.h"
#include "BKE_global.h"
#include "BKE_material.h"
#include "BKE_utildefines.h"
#include "BKE_image.h"
#include "DNA_camera_types.h"
#include "DNA_lamp_types.h"
#include "RNA_access.h"
#include "MEM_guardedalloc.h"
#include "ExtraHandler.h"
#include "ErrorHandler.h"
#include "DocumentImporter.h"
#include "TransformReader.h"
#include "collada_internal.h"
#include "collada_utils.h"
/*
COLLADA Importer limitations:
- no multiple scene import, all objects are added to active scene
*/
// #define COLLADA_DEBUG
// creates empties for each imported bone on layer 2, for debugging
// #define ARMATURE_TEST
DocumentImporter::DocumentImporter(bContext *C, const char *filename) :
mImportStage(General),
mFilename(filename),
mContext(C),
armature_importer(&unit_converter, &mesh_importer, &anim_importer, CTX_data_scene(C)),
mesh_importer(&unit_converter, &armature_importer, CTX_data_scene(C)),
anim_importer(&unit_converter, &armature_importer, CTX_data_scene(C))
{}
DocumentImporter::~DocumentImporter()
{
TagsMap::iterator etit;
etit = uid_tags_map.begin();
while (etit!=uid_tags_map.end()) {
delete etit->second;
etit++;
}
}
bool DocumentImporter::import()
{
ErrorHandler errorHandler;
COLLADASaxFWL::Loader loader(&errorHandler);
COLLADAFW::Root root(&loader, this);
ExtraHandler *ehandler = new ExtraHandler(this, &(this->anim_importer));
loader.registerExtraDataCallbackHandler(ehandler);
// deselect all to select new objects
BKE_scene_base_deselect_all(CTX_data_scene(mContext));
if (!root.loadDocument(mFilename)) {
fprintf(stderr, "COLLADAFW::Root::loadDocument() returned false on 1st pass\n");
return false;
}
if (errorHandler.hasError())
return false;
/** TODO set up scene graph and such here */
mImportStage = Controller;
COLLADASaxFWL::Loader loader2;
COLLADAFW::Root root2(&loader2, this);
if (!root2.loadDocument(mFilename)) {
fprintf(stderr, "COLLADAFW::Root::loadDocument() returned false on 2nd pass\n");
return false;
}
delete ehandler;
mesh_importer.bmeshConversion();
return true;
}
void DocumentImporter::cancel(const COLLADAFW::String& errorMessage)
{
// TODO: if possible show error info
//
// Should we get rid of invisible Meshes that were created so far
// or maybe create objects at coordinate space origin?
//
// The latter sounds better.
}
void DocumentImporter::start()
{
}
void DocumentImporter::finish()
{
if (mImportStage!=General)
return;
/** TODO Break up and put into 2-pass parsing of DAE */
std::vector<const COLLADAFW::VisualScene*>::iterator it;
for (it = vscenes.begin(); it != vscenes.end(); it++) {
PointerRNA sceneptr, unit_settings;
PropertyRNA *system, *scale;
// TODO: create a new scene except the selected <visual_scene> - use current blender scene for it
Scene *sce = CTX_data_scene(mContext);
// for scene unit settings: system, scale_length
RNA_id_pointer_create(&sce->id, &sceneptr);
unit_settings = RNA_pointer_get(&sceneptr, "unit_settings");
system = RNA_struct_find_property(&unit_settings, "system");
scale = RNA_struct_find_property(&unit_settings, "scale_length");
switch (unit_converter.isMetricSystem()) {
case UnitConverter::Metric:
RNA_property_enum_set(&unit_settings, system, USER_UNIT_METRIC);
break;
case UnitConverter::Imperial:
RNA_property_enum_set(&unit_settings, system, USER_UNIT_IMPERIAL);
break;
default:
RNA_property_enum_set(&unit_settings, system, USER_UNIT_NONE);
break;
}
RNA_property_float_set(&unit_settings, scale, unit_converter.getLinearMeter());
const COLLADAFW::NodePointerArray& roots = (*it)->getRootNodes();
for (unsigned int i = 0; i < roots.getCount(); i++) {
write_node(roots[i], NULL, sce, NULL, false);
}
}
armature_importer.set_tags_map(this->uid_tags_map);
armature_importer.make_armatures(mContext);
#if 0
armature_importer.fix_animation();
#endif
for (std::vector<const COLLADAFW::VisualScene*>::iterator it = vscenes.begin(); it != vscenes.end(); it++) {
const COLLADAFW::NodePointerArray& roots = (*it)->getRootNodes();
for (unsigned int i = 0; i < roots.getCount(); i++)
translate_anim_recursive(roots[i], NULL, NULL);
}
if (libnode_ob.size()) {
Scene *sce = CTX_data_scene(mContext);
fprintf(stderr, "got %d library nodes to free\n", (int)libnode_ob.size());
// free all library_nodes
std::vector<Object*>::iterator it;
for (it = libnode_ob.begin(); it != libnode_ob.end(); it++) {
Object *ob = *it;
Base *base = BKE_scene_base_find(sce, ob);
if (base) {
BLI_remlink(&sce->base, base);
BKE_libblock_free_us(&G.main->object, base->object);
if (sce->basact==base)
sce->basact= NULL;
MEM_freeN(base);
}
}
libnode_ob.clear();
DAG_scene_sort(CTX_data_main(mContext), sce);
DAG_ids_flush_update(CTX_data_main(mContext), 0);
}
}
void DocumentImporter::translate_anim_recursive(COLLADAFW::Node *node, COLLADAFW::Node *par = NULL, Object *parob = NULL)
{
// The split in #29246, rootmap must point at actual root when
// calculating bones in apply_curves_as_matrix.
// This has to do with inverse bind poses being world space
// (the sources for skinned bones' restposes) and the way
// non-skinning nodes have their "restpose" recursively calculated.
// XXX TODO: design issue, how to support unrelated joints taking
// part in skinning.
if (par) { // && par->getType() == COLLADAFW::Node::JOINT) {
// par is root if there's no corresp. key in root_map
if (root_map.find(par->getUniqueId()) == root_map.end())
root_map[node->getUniqueId()] = par;
else
root_map[node->getUniqueId()] = root_map[par->getUniqueId()];
}
/*COLLADAFW::Transformation::TransformationType types[] = {
COLLADAFW::Transformation::ROTATE,
COLLADAFW::Transformation::SCALE,
COLLADAFW::Transformation::TRANSLATE,
COLLADAFW::Transformation::MATRIX
};
Object *ob;*/
unsigned int i;
//for (i = 0; i < 4; i++)
//ob =
anim_importer.translate_Animations(node, root_map, object_map, FW_object_map);
COLLADAFW::NodePointerArray &children = node->getChildNodes();
for (i = 0; i < children.getCount(); i++) {
translate_anim_recursive(children[i], node, NULL);
}
}
/** When this method is called, the writer must write the global document asset.
\return The writer should return true, if writing succeeded, false otherwise.*/
bool DocumentImporter::writeGlobalAsset ( const COLLADAFW::FileInfo* asset )
{
unit_converter.read_asset(asset);
return true;
}
/** When this method is called, the writer must write the scene.
\return The writer should return true, if writing succeeded, false otherwise.*/
bool DocumentImporter::writeScene ( const COLLADAFW::Scene* scene )
{
// XXX could store the scene id, but do nothing for now
return true;
}
Object* DocumentImporter::create_camera_object(COLLADAFW::InstanceCamera *camera, Scene *sce)
{
const COLLADAFW::UniqueId& cam_uid = camera->getInstanciatedObjectId();
if (uid_camera_map.find(cam_uid) == uid_camera_map.end()) {
fprintf(stderr, "Couldn't find camera by UID.\n");
return NULL;
}
Object *ob = bc_add_object(sce, OB_CAMERA, NULL);
Camera *cam = uid_camera_map[cam_uid];
Camera *old_cam = (Camera*)ob->data;
ob->data = cam;
old_cam->id.us--;
if (old_cam->id.us == 0)
BKE_libblock_free(&G.main->camera, old_cam);
return ob;
}
Object* DocumentImporter::create_lamp_object(COLLADAFW::InstanceLight *lamp, Scene *sce)
{
const COLLADAFW::UniqueId& lamp_uid = lamp->getInstanciatedObjectId();
if (uid_lamp_map.find(lamp_uid) == uid_lamp_map.end()) {
fprintf(stderr, "Couldn't find lamp by UID.\n");
return NULL;
}
Object *ob = bc_add_object(sce, OB_LAMP, NULL);
Lamp *la = uid_lamp_map[lamp_uid];
Lamp *old_lamp = (Lamp*)ob->data;
ob->data = la;
old_lamp->id.us--;
if (old_lamp->id.us == 0)
BKE_libblock_free(&G.main->lamp, old_lamp);
return ob;
}
Object* DocumentImporter::create_instance_node(Object *source_ob, COLLADAFW::Node *source_node, COLLADAFW::Node *instance_node, Scene *sce, bool is_library_node)
{
fprintf(stderr, "create <instance_node> under node id=%s from node id=%s\n", instance_node ? instance_node->getOriginalId().c_str() : NULL, source_node ? source_node->getOriginalId().c_str() : NULL);
Object *obn = BKE_object_copy(source_ob);
obn->recalc |= OB_RECALC_OB|OB_RECALC_DATA|OB_RECALC_TIME;
BKE_scene_base_add(sce, obn);
if (instance_node) {
anim_importer.read_node_transform(instance_node, obn);
// if we also have a source_node (always ;), take its
// transformation matrix and apply it to the newly instantiated
// object to account for node hierarchy transforms in
// .dae
if (source_node) {
COLLADABU::Math::Matrix4 mat4 = source_node->getTransformationMatrix();
COLLADABU::Math::Matrix4 bmat4 = mat4.transpose(); // transpose to get blender row-major order
float mat[4][4];
for (int i = 0; i < 4; i++) {
for (int j = 0; j < 4; j++) {
mat[i][j] = bmat4[i][j];
}
}
// calc new matrix and apply
mult_m4_m4m4(obn->obmat, obn->obmat, mat);
BKE_object_apply_mat4(obn, obn->obmat, 0, 0);
}
}
else {
anim_importer.read_node_transform(source_node, obn);
}
DAG_scene_sort(CTX_data_main(mContext), sce);
DAG_ids_flush_update(CTX_data_main(mContext), 0);
COLLADAFW::NodePointerArray &children = source_node->getChildNodes();
if (children.getCount()) {
for (unsigned int i = 0; i < children.getCount(); i++) {
COLLADAFW::Node *child_node = children[i];
const COLLADAFW::UniqueId& child_id = child_node->getUniqueId();
if (object_map.find(child_id) == object_map.end())
continue;
COLLADAFW::InstanceNodePointerArray &inodes = child_node->getInstanceNodes();
Object *new_child = NULL;
if (inodes.getCount()) { // \todo loop through instance nodes
const COLLADAFW::UniqueId& id = inodes[0]->getInstanciatedObjectId();
fprintf(stderr, "Doing %d child nodes\n", node_map.count(id));
new_child = create_instance_node(object_map.find(id)->second, node_map[id], child_node, sce, is_library_node);
}
else {
new_child = create_instance_node(object_map.find(child_id)->second, child_node, NULL, sce, is_library_node);
}
bc_set_parent(new_child, obn, mContext, true);
if (is_library_node)
libnode_ob.push_back(new_child);
}
}
return obn;
}
void DocumentImporter::write_node (COLLADAFW::Node *node, COLLADAFW::Node *parent_node, Scene *sce, Object *par, bool is_library_node)
{
Object *ob = NULL;
bool is_joint = node->getType() == COLLADAFW::Node::JOINT;
bool read_transform = true;
std::vector<Object*> * objects_done = new std::vector<Object *>();
if (is_joint) {
if ( par ) {
Object * empty = par;
par = bc_add_object(sce, OB_ARMATURE, NULL);
bc_set_parent(par, empty->parent, mContext);
//remove empty : todo
object_map.insert(std::make_pair<COLLADAFW::UniqueId, Object *>(parent_node->getUniqueId(), par));
}
armature_importer.add_joint(node, parent_node == NULL || parent_node->getType() != COLLADAFW::Node::JOINT, par, sce);
}
else {
COLLADAFW::InstanceGeometryPointerArray &geom = node->getInstanceGeometries();
COLLADAFW::InstanceCameraPointerArray &camera = node->getInstanceCameras();
COLLADAFW::InstanceLightPointerArray &lamp = node->getInstanceLights();
COLLADAFW::InstanceControllerPointerArray &controller = node->getInstanceControllers();
COLLADAFW::InstanceNodePointerArray &inst_node = node->getInstanceNodes();
size_t geom_done = 0;
size_t camera_done = 0;
size_t lamp_done = 0;
size_t controller_done = 0;
size_t inst_done = 0;
// XXX linking object with the first <instance_geometry>, though a node may have more of them...
// maybe join multiple <instance_...> meshes into 1, and link object with it? not sure...
// <instance_geometry>
while (geom_done < geom.getCount()) {
ob = mesh_importer.create_mesh_object(node, geom[geom_done], false, uid_material_map,
material_texture_mapping_map);
objects_done->push_back(ob);
++geom_done;
}
while (camera_done < camera.getCount()) {
ob = create_camera_object(camera[camera_done], sce);
objects_done->push_back(ob);
++camera_done;
}
while (lamp_done < lamp.getCount()) {
ob = create_lamp_object(lamp[lamp_done], sce);
objects_done->push_back(ob);
++lamp_done;
}
while (controller_done < controller.getCount()) {
COLLADAFW::InstanceGeometry *geom = (COLLADAFW::InstanceGeometry*)controller[controller_done];
ob = mesh_importer.create_mesh_object(node, geom, true, uid_material_map, material_texture_mapping_map);
objects_done->push_back(ob);
++controller_done;
}
// XXX instance_node is not supported yet
while (inst_done < inst_node.getCount()) {
const COLLADAFW::UniqueId& node_id = inst_node[inst_done]->getInstanciatedObjectId();
if (object_map.find(node_id) == object_map.end()) {
fprintf(stderr, "Cannot find object for node referenced by <instance_node name=\"%s\">.\n", inst_node[inst_done]->getName().c_str());
ob = NULL;
}
else {
std::pair<std::multimap<COLLADAFW::UniqueId, Object *>::iterator, std::multimap<COLLADAFW::UniqueId, Object *>::iterator> pair_iter = object_map.equal_range(node_id);
for (std::multimap<COLLADAFW::UniqueId, Object *>::iterator it2 = pair_iter.first; it2 != pair_iter.second; it2++) {
Object *source_ob = (Object *)it2->second;
COLLADAFW::Node *source_node = node_map[node_id];
ob = create_instance_node(source_ob, source_node, node, sce, is_library_node);
}
}
if (ob != NULL) objects_done->push_back(ob);
++inst_done;
read_transform = false;
}
// if node is empty - create empty object
// XXX empty node may not mean it is empty object, not sure about this
if ( (geom_done + camera_done + lamp_done + controller_done + inst_done) < 1) {
ob = bc_add_object(sce, OB_EMPTY, NULL);
objects_done->push_back(ob);
}
// XXX: if there're multiple instances, only one is stored
if (!ob) return;
for (std::vector<Object *>::iterator it = objects_done->begin(); it != objects_done->end(); ++it) {
ob = *it;
std::string nodename = node->getName().size() ? node->getName() : node->getOriginalId();
rename_id(&ob->id, (char*)nodename.c_str());
object_map.insert(std::make_pair<COLLADAFW::UniqueId, Object *>(node->getUniqueId(), ob));
node_map[node->getUniqueId()] = node;
if (is_library_node)
libnode_ob.push_back(ob);
}
}
for (std::vector<Object *>::iterator it = objects_done->begin(); it != objects_done->end(); ++it) {
ob =*it;
if (read_transform)
anim_importer.read_node_transform(node, ob); // overwrites location set earlier
if (!is_joint) {
// if par was given make this object child of the previous
if (par && ob)
bc_set_parent(ob, par, mContext);
}
}
// if node has child nodes write them
COLLADAFW::NodePointerArray &child_nodes = node->getChildNodes();
for (unsigned int i = 0; i < child_nodes.getCount(); i++) {
write_node(child_nodes[i], node, sce, ob, is_library_node);
}
}
/** When this method is called, the writer must write the entire visual scene.
\return The writer should return true, if writing succeeded, false otherwise.*/
bool DocumentImporter::writeVisualScene ( const COLLADAFW::VisualScene* visualScene )
{
if (mImportStage!=General)
return true;
// this method called on post process after writeGeometry, writeMaterial, etc.
// for each <node> in <visual_scene>:
// create an Object
// if Mesh (previously created in writeGeometry) to which <node> corresponds exists, link Object with that mesh
// update: since we cannot link a Mesh with Object in
// writeGeometry because <geometry> does not reference <node>,
// we link Objects with Meshes here
vscenes.push_back(visualScene);
return true;
}
/** When this method is called, the writer must handle all nodes contained in the
library nodes.
\return The writer should return true, if writing succeeded, false otherwise.*/
bool DocumentImporter::writeLibraryNodes ( const COLLADAFW::LibraryNodes* libraryNodes )
{
if (mImportStage!=General)
return true;
Scene *sce = CTX_data_scene(mContext);
const COLLADAFW::NodePointerArray& nodes = libraryNodes->getNodes();
for (unsigned int i = 0; i < nodes.getCount(); i++) {
write_node(nodes[i], NULL, sce, NULL, true);
}
return true;
}
/** When this method is called, the writer must write the geometry.
\return The writer should return true, if writing succeeded, false otherwise.*/
bool DocumentImporter::writeGeometry ( const COLLADAFW::Geometry* geom )
{
if (mImportStage!=General)
return true;
return mesh_importer.write_geometry(geom);
}
/** When this method is called, the writer must write the material.
\return The writer should return true, if writing succeeded, false otherwise.*/
bool DocumentImporter::writeMaterial( const COLLADAFW::Material* cmat )
{
if (mImportStage!=General)
return true;
const std::string& str_mat_id = cmat->getName().size() ? cmat->getName() : cmat->getOriginalId();
Material *ma = BKE_material_add((char*)str_mat_id.c_str());
this->uid_effect_map[cmat->getInstantiatedEffect()] = ma;
this->uid_material_map[cmat->getUniqueId()] = ma;
return true;
}
// create mtex, create texture, set texture image
MTex* DocumentImporter::create_texture(COLLADAFW::EffectCommon *ef, COLLADAFW::Texture &ctex, Material *ma,
int i, TexIndexTextureArrayMap &texindex_texarray_map)
{
COLLADAFW::SamplerPointerArray& samp_array = ef->getSamplerPointerArray();
COLLADAFW::Sampler *sampler = samp_array[ctex.getSamplerId()];
const COLLADAFW::UniqueId& ima_uid = sampler->getSourceImage();
if (uid_image_map.find(ima_uid) == uid_image_map.end()) {
fprintf(stderr, "Couldn't find an image by UID.\n");
return NULL;
}
ma->mtex[i] = add_mtex();
ma->mtex[i]->texco = TEXCO_UV;
ma->mtex[i]->tex = add_texture("Texture");
ma->mtex[i]->tex->type = TEX_IMAGE;
ma->mtex[i]->tex->imaflag &= ~TEX_USEALPHA;
ma->mtex[i]->tex->ima = uid_image_map[ima_uid];
texindex_texarray_map[ctex.getTextureMapId()].push_back(ma->mtex[i]);
return ma->mtex[i];
}
void DocumentImporter::write_profile_COMMON(COLLADAFW::EffectCommon *ef, Material *ma)
{
COLLADAFW::EffectCommon::ShaderType shader = ef->getShaderType();
// blinn
if (shader == COLLADAFW::EffectCommon::SHADER_BLINN) {
ma->spec_shader = MA_SPEC_BLINN;
ma->spec = ef->getShininess().getFloatValue();
}
// phong
else if (shader == COLLADAFW::EffectCommon::SHADER_PHONG) {
ma->spec_shader = MA_SPEC_PHONG;
ma->har = ef->getShininess().getFloatValue();
}
// lambert
else if (shader == COLLADAFW::EffectCommon::SHADER_LAMBERT) {
ma->diff_shader = MA_DIFF_LAMBERT;
}
// default - lambert
else {
ma->diff_shader = MA_DIFF_LAMBERT;
fprintf(stderr, "Current shader type is not supported, default to lambert.\n");
}
// reflectivity
ma->ray_mirror = ef->getReflectivity().getFloatValue();
// index of refraction
ma->ang = ef->getIndexOfRefraction().getFloatValue();
int i = 0;
COLLADAFW::Color col;
MTex *mtex = NULL;
TexIndexTextureArrayMap texindex_texarray_map;
// DIFFUSE
// color
if (ef->getDiffuse().isColor()) {
col = ef->getDiffuse().getColor();
ma->r = col.getRed();
ma->g = col.getGreen();
ma->b = col.getBlue();
}
// texture
else if (ef->getDiffuse().isTexture()) {
COLLADAFW::Texture ctex = ef->getDiffuse().getTexture();
mtex = create_texture(ef, ctex, ma, i, texindex_texarray_map);
if (mtex != NULL) {
mtex->mapto = MAP_COL;
ma->texact = (int)i;
i++;
}
}
// AMBIENT
// color
if (ef->getAmbient().isColor()) {
col = ef->getAmbient().getColor();
ma->ambr = col.getRed();
ma->ambg = col.getGreen();
ma->ambb = col.getBlue();
}
// texture
else if (ef->getAmbient().isTexture()) {
COLLADAFW::Texture ctex = ef->getAmbient().getTexture();
mtex = create_texture(ef, ctex, ma, i, texindex_texarray_map);
if (mtex != NULL) {
mtex->mapto = MAP_AMB;
i++;
}
}
// SPECULAR
// color
if (ef->getSpecular().isColor()) {
col = ef->getSpecular().getColor();
ma->specr = col.getRed();
ma->specg = col.getGreen();
ma->specb = col.getBlue();
}
// texture
else if (ef->getSpecular().isTexture()) {
COLLADAFW::Texture ctex = ef->getSpecular().getTexture();
mtex = create_texture(ef, ctex, ma, i, texindex_texarray_map);
if (mtex != NULL) {
mtex->mapto = MAP_SPEC;
i++;
}
}
// REFLECTIVE
// color
if (ef->getReflective().isColor()) {
col = ef->getReflective().getColor();
ma->mirr = col.getRed();
ma->mirg = col.getGreen();
ma->mirb = col.getBlue();
}
// texture
else if (ef->getReflective().isTexture()) {
COLLADAFW::Texture ctex = ef->getReflective().getTexture();
mtex = create_texture(ef, ctex, ma, i, texindex_texarray_map);
if (mtex != NULL) {
mtex->mapto = MAP_REF;
i++;
}
}
// EMISSION
// color
if (ef->getEmission().isColor()) {
// XXX there is no emission color in blender
// but I am not sure
}
// texture
else if (ef->getEmission().isTexture()) {
COLLADAFW::Texture ctex = ef->getEmission().getTexture();
mtex = create_texture(ef, ctex, ma, i, texindex_texarray_map);
if (mtex != NULL) {
mtex->mapto = MAP_EMIT;
i++;
}
}
if (ef->getOpacity().isTexture()) {
COLLADAFW::Texture ctex = ef->getOpacity().getTexture();
mtex = create_texture(ef, ctex, ma, i, texindex_texarray_map);
if (mtex != NULL) {
mtex->mapto = MAP_ALPHA;
mtex->tex->imaflag |= TEX_USEALPHA;
i++;
ma->spectra = ma->alpha = 0;
ma->mode |= MA_ZTRANSP|MA_TRANSP;
}
}
// TRANSPARENT
// color
// if (ef->getOpacity().isColor()) {
// // XXX don't know what to do here
// }
// // texture
// else if (ef->getOpacity().isTexture()) {
// ctex = ef->getOpacity().getTexture();
// if (mtex != NULL) mtex->mapto &= MAP_ALPHA;
// else {
// mtex = create_texture(ef, ctex, ma, i, texindex_texarray_map);
// if (mtex != NULL) mtex->mapto = MAP_ALPHA;
// }
// }
material_texture_mapping_map[ma] = texindex_texarray_map;
}
/** When this method is called, the writer must write the effect.
\return The writer should return true, if writing succeeded, false otherwise.*/
bool DocumentImporter::writeEffect( const COLLADAFW::Effect* effect )
{
if (mImportStage!=General)
return true;
const COLLADAFW::UniqueId& uid = effect->getUniqueId();
if (uid_effect_map.find(uid) == uid_effect_map.end()) {
fprintf(stderr, "Couldn't find a material by UID.\n");
return true;
}
Material *ma = uid_effect_map[uid];
std::map<COLLADAFW::UniqueId, Material*>::iterator iter;
for (iter = uid_material_map.begin(); iter != uid_material_map.end() ; iter++ ) {
if ( iter->second == ma ) {
this->FW_object_map[iter->first] = effect;
break;
}
}
COLLADAFW::CommonEffectPointerArray common_efs = effect->getCommonEffects();
if (common_efs.getCount() < 1) {
fprintf(stderr, "Couldn't find <profile_COMMON>.\n");
return true;
}
// XXX TODO: Take all <profile_common>s
// Currently only first <profile_common> is supported
COLLADAFW::EffectCommon *ef = common_efs[0];
write_profile_COMMON(ef, ma);
this->FW_object_map[effect->getUniqueId()] = effect;
return true;
}
/** When this method is called, the writer must write the camera.
\return The writer should return true, if writing succeeded, false otherwise.*/
bool DocumentImporter::writeCamera( const COLLADAFW::Camera* camera )
{
if (mImportStage!=General)
return true;
Camera *cam = NULL;
std::string cam_id, cam_name;
cam_id = camera->getOriginalId();
cam_name = camera->getName();
if (cam_name.size()) cam = (Camera *)BKE_camera_add((char*)cam_name.c_str());
else cam = (Camera *)BKE_camera_add((char*)cam_id.c_str());
if (!cam) {
fprintf(stderr, "Cannot create camera.\n");
return true;
}
cam->clipsta = camera->getNearClippingPlane().getValue();
cam->clipend = camera->getFarClippingPlane().getValue();
COLLADAFW::Camera::CameraType type = camera->getCameraType();
switch (type) {
case COLLADAFW::Camera::ORTHOGRAPHIC:
{
cam->type = CAM_ORTHO;
}
break;
case COLLADAFW::Camera::PERSPECTIVE:
{
cam->type = CAM_PERSP;
}
break;
case COLLADAFW::Camera::UNDEFINED_CAMERATYPE:
{
fprintf(stderr, "Current camera type is not supported.\n");
cam->type = CAM_PERSP;
}
break;
}
switch (camera->getDescriptionType()) {
case COLLADAFW::Camera::ASPECTRATIO_AND_Y:
{
switch (cam->type) {
case CAM_ORTHO:
{
double ymag = camera->getYMag().getValue();
double aspect = camera->getAspectRatio().getValue();
double xmag = aspect*ymag;
cam->ortho_scale = (float)xmag;
}
break;
case CAM_PERSP:
default:
{
double yfov = camera->getYFov().getValue();
double aspect = camera->getAspectRatio().getValue();
double xfov = aspect*yfov;
// xfov is in degrees, cam->lens is in millimiters
cam->lens = fov_to_focallength(DEG2RADF(xfov), cam->sensor_x);
}
break;
}
}
break;
/* XXX correct way to do following four is probably to get also render
size and determine proper settings from that somehow */
case COLLADAFW::Camera::ASPECTRATIO_AND_X:
case COLLADAFW::Camera::SINGLE_X:
case COLLADAFW::Camera::X_AND_Y:
{
switch (cam->type) {
case CAM_ORTHO:
cam->ortho_scale = (float)camera->getXMag().getValue();
break;
case CAM_PERSP:
default:
{
double x = camera->getXFov().getValue();
// x is in degrees, cam->lens is in millimiters
cam->lens = fov_to_focallength(DEG2RADF(x), cam->sensor_x);
}
break;
}
}
break;
case COLLADAFW::Camera::SINGLE_Y:
{
switch (cam->type) {
case CAM_ORTHO:
cam->ortho_scale = (float)camera->getYMag().getValue();
break;
case CAM_PERSP:
default:
{
double yfov = camera->getYFov().getValue();
// yfov is in degrees, cam->lens is in millimiters
cam->lens = fov_to_focallength(DEG2RADF(yfov), cam->sensor_x);
}
break;
}
}
break;
case COLLADAFW::Camera::UNDEFINED:
// read nothing, use blender defaults.
break;
}
this->uid_camera_map[camera->getUniqueId()] = cam;
this->FW_object_map[camera->getUniqueId()] = camera;
// XXX import camera options
return true;
}
/** When this method is called, the writer must write the image.
\return The writer should return true, if writing succeeded, false otherwise.*/
bool DocumentImporter::writeImage( const COLLADAFW::Image* image )
{
if (mImportStage!=General)
return true;
// XXX maybe it is necessary to check if the path is absolute or relative
const std::string& filepath = image->getImageURI().toNativePath();
const char *filename = (const char*)mFilename.c_str();
char dir[FILE_MAX];
char full_path[FILE_MAX];
BLI_split_dir_part(filename, dir, sizeof(dir));
BLI_join_dirfile(full_path, sizeof(full_path), dir, filepath.c_str());
Image *ima = BKE_image_load_exists(full_path);
if (!ima) {
fprintf(stderr, "Cannot create image.\n");
return true;
}
this->uid_image_map[image->getUniqueId()] = ima;
return true;
}
/** When this method is called, the writer must write the light.
\return The writer should return true, if writing succeeded, false otherwise.*/
bool DocumentImporter::writeLight( const COLLADAFW::Light* light )
{
if (mImportStage!=General)
return true;
Lamp *lamp = NULL;
std::string la_id, la_name;
TagsMap::iterator etit;
ExtraTags *et = 0;
etit = uid_tags_map.find(light->getUniqueId().toAscii());
if (etit != uid_tags_map.end())
et = etit->second;
la_id = light->getOriginalId();
la_name = light->getName();
if (la_name.size()) lamp = (Lamp*)BKE_lamp_add((char*)la_name.c_str());
else lamp = (Lamp*)BKE_lamp_add((char*)la_id.c_str());
if (!lamp) {
fprintf(stderr, "Cannot create lamp.\n");
return true;
}
// if we find an ExtraTags for this, use that instead.
if (et && et->isProfile("blender")) {
et->setData("type", &(lamp->type));
et->setData("flag", &(lamp->flag));
et->setData("mode", &(lamp->mode));
et->setData("gamma", &(lamp->k));
et->setData("red", &(lamp->r));
et->setData("green", &(lamp->g));
et->setData("blue", &(lamp->b));
et->setData("shadow_r", &(lamp->shdwr));
et->setData("shadow_g", &(lamp->shdwg));
et->setData("shadow_b", &(lamp->shdwb));
et->setData("energy", &(lamp->energy));
et->setData("dist", &(lamp->dist));
et->setData("spotsize", &(lamp->spotsize));
et->setData("spotblend", &(lamp->spotblend));
et->setData("halo_intensity", &(lamp->haint));
et->setData("att1", &(lamp->att1));
et->setData("att2", &(lamp->att2));
et->setData("falloff_type", &(lamp->falloff_type));
et->setData("clipsta", &(lamp->clipsta));
et->setData("clipend", &(lamp->clipend));
et->setData("shadspotsize", &(lamp->shadspotsize));
et->setData("bias", &(lamp->bias));
et->setData("soft", &(lamp->soft));
et->setData("compressthresh", &(lamp->compressthresh));
et->setData("bufsize", &(lamp->bufsize));
et->setData("samp", &(lamp->samp));
et->setData("buffers", &(lamp->buffers));
et->setData("filtertype", &(lamp->filtertype));
et->setData("bufflag", &(lamp->bufflag));
et->setData("buftype", &(lamp->buftype));
et->setData("ray_samp", &(lamp->ray_samp));
et->setData("ray_sampy", &(lamp->ray_sampy));
et->setData("ray_sampz", &(lamp->ray_sampz));
et->setData("ray_samp_type", &(lamp->ray_samp_type));
et->setData("area_shape", &(lamp->area_shape));
et->setData("area_size", &(lamp->area_size));
et->setData("area_sizey", &(lamp->area_sizey));
et->setData("area_sizez", &(lamp->area_sizez));
et->setData("adapt_thresh", &(lamp->adapt_thresh));
et->setData("ray_samp_method", &(lamp->ray_samp_method));
et->setData("shadhalostep", &(lamp->shadhalostep));
et->setData("sun_effect_type", &(lamp->shadhalostep));
et->setData("skyblendtype", &(lamp->skyblendtype));
et->setData("horizon_brightness", &(lamp->horizon_brightness));
et->setData("spread", &(lamp->spread));
et->setData("sun_brightness", &(lamp->sun_brightness));
et->setData("sun_size", &(lamp->sun_size));
et->setData("backscattered_light", &(lamp->backscattered_light));
et->setData("sun_intensity", &(lamp->sun_intensity));
et->setData("atm_turbidity", &(lamp->atm_turbidity));
et->setData("atm_extinction_factor", &(lamp->atm_extinction_factor));
et->setData("atm_distance_factor", &(lamp->atm_distance_factor));
et->setData("skyblendfac", &(lamp->skyblendfac));
et->setData("sky_exposure", &(lamp->sky_exposure));
et->setData("sky_colorspace", &(lamp->sky_colorspace));
}
else {
float constatt = light->getConstantAttenuation().getValue();
float linatt = light->getLinearAttenuation().getValue();
float quadatt = light->getQuadraticAttenuation().getValue();
float d = 25.0f;
float att1 = 0.0f;
float att2 = 0.0f;
float e = 1.0f;
if (light->getColor().isValid()) {
COLLADAFW::Color col = light->getColor();
lamp->r = col.getRed();
lamp->g = col.getGreen();
lamp->b = col.getBlue();
}
if (IS_EQ(linatt, 0.0f) && quadatt > 0.0f) {
att2 = quadatt;
d = sqrt(1.0f/quadatt);
}
// linear light
else if (IS_EQ(quadatt, 0.0f) && linatt > 0.0f) {
att1 = linatt;
d = (1.0f/linatt);
}
else if (IS_EQ(constatt, 1.0f)) {
att1 = 1.0f;
}
else {
// assuming point light (const att = 1.0);
att1 = 1.0f;
}
d *= ( 1.0f / unit_converter.getLinearMeter());
lamp->energy = e;
lamp->dist = d;
COLLADAFW::Light::LightType type = light->getLightType();
switch (type) {
case COLLADAFW::Light::AMBIENT_LIGHT:
{
lamp->type = LA_HEMI;
}
break;
case COLLADAFW::Light::SPOT_LIGHT:
{
lamp->type = LA_SPOT;
lamp->att1 = att1;
lamp->att2 = att2;
if (IS_EQ(att1, 0.0f) && att2 > 0)
lamp->falloff_type = LA_FALLOFF_INVSQUARE;
if (IS_EQ(att2, 0.0f) && att1 > 0)
lamp->falloff_type = LA_FALLOFF_INVLINEAR;
lamp->spotsize = light->getFallOffAngle().getValue();
lamp->spotblend = light->getFallOffExponent().getValue();
}
break;
case COLLADAFW::Light::DIRECTIONAL_LIGHT:
{
/* our sun is very strong, so pick a smaller energy level */
lamp->type = LA_SUN;
lamp->mode |= LA_NO_SPEC;
}
break;
case COLLADAFW::Light::POINT_LIGHT:
{
lamp->type = LA_LOCAL;
lamp->att1 = att1;
lamp->att2 = att2;
if (IS_EQ(att1, 0.0f) && att2 > 0)
lamp->falloff_type = LA_FALLOFF_INVSQUARE;
if (IS_EQ(att2, 0.0f) && att1 > 0)
lamp->falloff_type = LA_FALLOFF_INVLINEAR;
}
break;
case COLLADAFW::Light::UNDEFINED:
{
fprintf(stderr, "Current lamp type is not supported.\n");
lamp->type = LA_LOCAL;
}
break;
}
}
this->uid_lamp_map[light->getUniqueId()] = lamp;
this->FW_object_map[light->getUniqueId()] = light;
return true;
}
// this function is called only for animations that pass COLLADAFW::validate
bool DocumentImporter::writeAnimation( const COLLADAFW::Animation* anim )
{
if (mImportStage!=General)
return true;
// return true;
return anim_importer.write_animation(anim);
}
// called on post-process stage after writeVisualScenes
bool DocumentImporter::writeAnimationList( const COLLADAFW::AnimationList* animationList )
{
if (mImportStage!=General)
return true;
// return true;
return anim_importer.write_animation_list(animationList);
}
/** When this method is called, the writer must write the skin controller data.
\return The writer should return true, if writing succeeded, false otherwise.*/
bool DocumentImporter::writeSkinControllerData( const COLLADAFW::SkinControllerData* skin )
{
return armature_importer.write_skin_controller_data(skin);
}
// this is called on postprocess, before writeVisualScenes
bool DocumentImporter::writeController( const COLLADAFW::Controller* controller )
{
if (mImportStage!=General)
return true;
return armature_importer.write_controller(controller);
}
bool DocumentImporter::writeFormulas( const COLLADAFW::Formulas* formulas )
{
return true;
}
bool DocumentImporter::writeKinematicsScene( const COLLADAFW::KinematicsScene* kinematicsScene )
{
return true;
}
ExtraTags* DocumentImporter::getExtraTags(const COLLADAFW::UniqueId &uid)
{
if (uid_tags_map.find(uid.toAscii())==uid_tags_map.end()) {
return NULL;
}
return uid_tags_map[uid.toAscii()];
}
bool DocumentImporter::addExtraTags( const COLLADAFW::UniqueId &uid, ExtraTags *extra_tags)
{
uid_tags_map[uid.toAscii()] = extra_tags;
return true;
}
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