// only used for sources with INPUT semantic
std::string AnimationExporter::create_source_from_vector(COLLADASW::InputSemantic::Semantics 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, false);
source.prepareToAppendValues();
std::vector<float>::iterator it;
for (it = fra.begin(); it != fra.end(); it++) {
float val = *it;
//if (semantic == COLLADASW::InputSemantic::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 ( locations and scale)
std::string AnimationExporter::create_xyz_source(float *v, int tot, const std::string& anim_id)
{
COLLADASW::InputSemantic::Semantics semantic = COLLADASW::InputSemantic::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, false);
source.prepareToAppendValues();
for (int i = 0; i < tot; i++) {
source.appendValues(*v, *(v + 1), *(v + 2));
v += 3;
}
source.finish();
return source_id;
}
//Currently called only to get OUTPUT source values ( if rotation and hence the axis is also specified )
std::string AnimationExporter::create_source_from_array(COLLADASW::InputSemantic::Semantics 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, false);
source.prepareToAppendValues();
for (int i = 0; i < tot; i++) {
float val = v[i];
////if (semantic == COLLADASW::InputSemantic::INPUT)
// val = convert_time(val);
//else
if (is_rot)
val = RAD2DEGF(val);
source.appendValues(val);
}
source.finish();
return source_id;
}
/*
* Similar to create_source_from_fcurve, but adds conversion of lens
* animation data from focal length to FOV.
*/
std::string AnimationExporter::create_lens_source_from_fcurve(Camera *cam, COLLADASW::InputSemantic::Semantics semantic, FCurve *fcu, const std::string& anim_id)
{
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(fcu->totvert);
source.setAccessorStride(1);
COLLADASW::SourceBase::ParameterNameList ¶m = source.getParameterNameList();
add_source_parameters(param, semantic, false, "", false);
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, false, values, &length);
for (int j = 0; j < length; j++)
{
float val = RAD2DEGF(focallength_to_fov(values[j], cam->sensor_x));
source.appendValues(val);
}
}
source.finish();
return source_id;
}
std::string AnimationExporter::create_source_from_fcurve(COLLADASW::InputSemantic::Semantics 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_angle = false;
if (strstr(fcu->rna_path, "rotation")) is_angle = true;
COLLADASW::FloatSourceF source(mSW);
source.setId(source_id);
source.setArrayId(source_id + ARRAY_ID_SUFFIX);
source.setAccessorCount(fcu->totvert);
switch (semantic) {
case COLLADASW::InputSemantic::INPUT:
case COLLADASW::InputSemantic::OUTPUT:
source.setAccessorStride(1);
break;
case COLLADASW::InputSemantic::IN_TANGENT:
case COLLADASW::InputSemantic::OUT_TANGENT:
source.setAccessorStride(2);
break;
default:
break;
}
COLLADASW::SourceBase::ParameterNameList ¶m = source.getParameterNameList();
add_source_parameters(param, semantic, is_angle, axis_name, false);
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_angle, values, &length);
for (int j = 0; j < length; j++)
source.appendValues(values[j]);
}
source.finish();
return source_id;
}
std::string AnimationExporter::create_4x4_source(std::vector<float> &frames, Object *ob_arm, Bone *bone, const std::string& anim_id)
{
COLLADASW::InputSemantic::Semantics semantic = COLLADASW::InputSemantic::OUTPUT;
std::string source_id = anim_id + get_semantic_suffix(semantic);
COLLADASW::Float4x4Source source(mSW);
source.setId(source_id);
source.setArrayId(source_id + ARRAY_ID_SUFFIX);
source.setAccessorCount(frames.size());
source.setAccessorStride(16);
COLLADASW::SourceBase::ParameterNameList ¶m = source.getParameterNameList();
add_source_parameters(param, semantic, false, NULL, true);
source.prepareToAppendValues();
bPoseChannel *parchan = NULL;
bPoseChannel *pchan = NULL;
bPose *pose = ob_arm->pose;
pchan = BKE_pose_channel_find_name(pose, bone->name);
if (!pchan)
return "";
parchan = pchan->parent;
enable_fcurves(ob_arm->adt->action, bone->name);
std::vector<float>::iterator it;
int j = 0;
for (it = frames.begin(); it != frames.end(); it++) {
float mat[4][4], ipar[4][4];
float ctime = BKE_scene_frame_get_from_ctime(scene, *it);
BKE_animsys_evaluate_animdata(scene, &ob_arm->id, ob_arm->adt, ctime, ADT_RECALC_ANIM);
BKE_pose_where_is_bone(scene, ob_arm, pchan, ctime, 1);
// compute bone local mat
if (bone->parent) {
invert_m4_m4(ipar, parchan->pose_mat);
mult_m4_m4m4(mat, ipar, pchan->pose_mat);
}
else
copy_m4_m4(mat, pchan->pose_mat);
UnitConverter converter;
// SECOND_LIFE_COMPATIBILITY
// AFAIK animation to second life is via BVH, but no
// reason to not have the collada-animation be correct
if (export_settings->second_life) {
float temp[4][4];
copy_m4_m4(temp, bone->arm_mat);
temp[3][0] = temp[3][1] = temp[3][2] = 0.0f;
invert_m4(temp);
mult_m4_m4m4(mat, mat, temp);
if (bone->parent) {
copy_m4_m4(temp, bone->parent->arm_mat);
temp[3][0] = temp[3][1] = temp[3][2] = 0.0f;
mult_m4_m4m4(mat, temp, mat);
}
}
float outmat[4][4];
converter.mat4_to_dae(outmat, mat);
source.appendValues(outmat);
j++;
}
enable_fcurves(ob_arm->adt->action, NULL);
source.finish();
return source_id;
}
std::string AnimationExporter::create_4x4_source(std::vector<float> &frames , Object * ob_arm, Bone *bone , const std::string& anim_id)
{
COLLADASW::InputSemantic::Semantics semantic = COLLADASW::InputSemantic::OUTPUT;
std::string source_id = anim_id + get_semantic_suffix(semantic);
COLLADASW::Float4x4Source source(mSW);
source.setId(source_id);
source.setArrayId(source_id + ARRAY_ID_SUFFIX);
source.setAccessorCount(frames.size());
source.setAccessorStride(16);
COLLADASW::SourceBase::ParameterNameList ¶m = source.getParameterNameList();
add_source_parameters(param, semantic, false, NULL, true);
source.prepareToAppendValues();
bPoseChannel *parchan = NULL;
bPoseChannel *pchan = 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;
int j = 0;
for (it = frames.begin(); it != frames.end(); it++) {
float mat[4][4], ipar[4][4];
float ctime = BKE_frame_to_ctime(scene, *it);
BKE_animsys_evaluate_animdata(scene , &ob_arm->id, ob_arm->adt, ctime, 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);
mult_m4_m4m4(mat, ipar, pchan->pose_mat);
}
else
copy_m4_m4(mat, pchan->pose_mat);
UnitConverter converter;
float outmat[4][4];
converter.mat4_to_dae(outmat,mat);
source.appendValues(outmat);
j++;
}
enable_fcurves(ob_arm->adt->action, NULL);
source.finish();
return source_id;
}
