static boost::python::list get_abc_angle_axis()
{
const RenderedBuffer & renderedBuffer = BridgeParameter::instance().first_noaccessory_buffer();
D3DXMATRIX convertMat(
1, 0, 0, 0,
0, 1, 0, 0,
0, 0, -1, 0,
0, 0, 0, 1);
D3DXMATRIX convertedWordInv;
::D3DXMatrixMultiply(&convertedWordInv, &renderedBuffer.world_inv, &convertMat);
D3DXVECTOR3 eye;
{
D3DXVECTOR3 v;
UMGetCameraEye(&v);
d3d_vector3_transform(eye, v, convertedWordInv);
}
D3DXVECTOR3 at;
{
D3DXVECTOR3 v;
UMGetCameraAt(&v);
d3d_vector3_transform(at, v, convertedWordInv);
}
D3DXVECTOR3 up;
{
D3DXVECTOR3 v;
UMGetCameraUp(&v);
d3d_vector3_dir_transform(up, v, convertedWordInv);
::D3DXVec3Normalize(&up, &up);
}
Imath::V3d trans((double)eye.x, (double)eye.y, (double)(eye.z));
D3DXMATRIX view;
::D3DXMatrixLookAtLH(&view, &eye, &at, &up);
Imath::M44d rot(
-view.m[0][0], view.m[0][1], view.m[0][2], 0,
-view.m[1][0], view.m[1][1], view.m[1][2], 0,
view.m[2][0], -view.m[2][1], -view.m[2][2], 0,
0, 0, 0, 1);
Imath::Quatd quat = Imath::extractQuat(rot);
quat.normalize();
boost::python::list result;
result.append(quat.angle());
result.append(quat.axis()[0]);
result.append(quat.axis()[1]);
result.append(quat.axis()[2]);
return result;
}
// from OpenEXR Imath
M44d RecomposeXForm(
const Imath::V3d &scale,
const Imath::V3d &shear,
const Imath::Quatd &rotation,
const Imath::V3d &translation
)
{
Imath::M44d scale_mtx, shear_mtx, rotation_mtx, translation_mtx;
scale_mtx.setScale(scale);
shear_mtx.setShear(shear);
rotation_mtx = rotation.toMatrix44();
translation_mtx.setTranslation(translation);
return scale_mtx * shear_mtx * rotation_mtx * translation_mtx;
}
//-*****************************************************************************
double XformSample::getAngle() const
{
Imath::Quatd q = Imath::extractQuat( this->getMatrix() );
return RadiansToDegrees( q.angle() );
}
//-*****************************************************************************
Abc::V3d XformSample::getAxis() const
{
Imath::Quatd q = Imath::extractQuat( this->getMatrix() );
return q.axis();
}
static void export_alembic_camera(AlembicArchive &archive, const RenderedBuffer & renderedBuffer, bool isUseEuler)
{
static const int cameraKey = 0xFFFFFF;
Alembic::AbcGeom::OObject topObj(*archive.archive, Alembic::AbcGeom::kTop);
Alembic::AbcGeom::OXform xform;
if (archive.xform_map.find(cameraKey) != archive.xform_map.end())
{
xform = archive.xform_map[cameraKey];
}
else
{
xform = Alembic::AbcGeom::OXform(topObj, "camera_xform", archive.timesampling);
archive.xform_map[cameraKey] = xform;
Alembic::AbcGeom::OXformSchema &xformSchema = xform.getSchema();
archive.xform_schema_map[cameraKey] = xformSchema;
}
// set camera transform
{
Alembic::AbcGeom::OXformSchema &xformSchema = archive.xform_schema_map[cameraKey];
xformSchema.setTimeSampling(archive.timesampling);
Alembic::AbcGeom::XformSample xformSample;
D3DXMATRIX convertMat(
1, 0, 0, 0,
0, 1, 0, 0,
0, 0, -1, 0,
0, 0, 0, 1);
D3DXMATRIX convertedWordInv;
::D3DXMatrixMultiply(&convertedWordInv, &renderedBuffer.world_inv, &convertMat);
D3DXVECTOR3 eye;
{
D3DXVECTOR3 v;
UMGetCameraEye(&v);
d3d_vector3_transform(eye, v,convertedWordInv);
}
D3DXVECTOR3 at;
{
D3DXVECTOR3 v;
UMGetCameraAt(&v);
d3d_vector3_transform(at, v, convertedWordInv);
}
D3DXVECTOR3 up;
{
D3DXVECTOR3 v;
UMGetCameraUp(&v);
d3d_vector3_dir_transform(up, v, convertedWordInv);
::D3DXVec3Normalize(&up, &up);
}
Imath::V3d trans((double)eye.x, (double)eye.y, (double)(eye.z));
xformSample.setTranslation(trans);
D3DXMATRIX view;
::D3DXMatrixLookAtLH(&view, &eye, &at, &up);
Imath::M44d rot(
-view.m[0][0], view.m[0][1], view.m[0][2], 0,
-view.m[1][0], view.m[1][1], view.m[1][2], 0,
view.m[2][0], -view.m[2][1], -view.m[2][2], 0,
0, 0, 0, 1);
Imath::Quatd quat = Imath::extractQuat(rot);
quat.normalize();
if (isUseEuler)
{
Imath::V3d imeuler;
quatToEuler(imeuler, quat);
//UMMat44d umrot(
// -view.m[0][0], view.m[0][1], view.m[0][2], 0,
// -view.m[1][0], view.m[1][1], view.m[1][2], 0,
// view.m[2][0], -view.m[2][1], -view.m[2][2], 0,
// 0, 0, 0, 1);
//UMVec3d umeuler = umbase::um_matrix_to_euler_xyz(umrot.transposed());
xformSample.setXRotation(umbase::um_to_degree(imeuler.y));
xformSample.setYRotation(umbase::um_to_degree(imeuler.x));
xformSample.setZRotation(-umbase::um_to_degree(imeuler.z));
}
else
{
xformSample.setRotation(quat.axis(), umbase::um_to_degree(quat.angle()));
}
xformSchema.set(xformSample);
}
Alembic::AbcGeom::OCamera camera;
if (archive.camera_map.find(cameraKey) != archive.camera_map.end())
{
camera = archive.camera_map[cameraKey];
}
else
{
camera = Alembic::AbcGeom::OCamera(xform, "camera", archive.timesampling);
archive.camera_map[cameraKey] = camera;
Alembic::AbcGeom::OCameraSchema &cameraSchema = camera.getSchema();
archive.camera_schema_map[cameraKey] = cameraSchema;
}
Alembic::AbcGeom::OCameraSchema &cameraSchema = archive.camera_schema_map[cameraKey];
cameraSchema.setTimeSampling(archive.timesampling);
Alembic::AbcGeom::CameraSample sample;
D3DXVECTOR4 v;
UMGetCameraFovLH(&v);
sample.setNearClippingPlane(v.z);
sample.setFarClippingPlane(v.w);
double fovy = v.x;
double aspect = v.y;
double fovx = 2.0 * atan(tan(fovy / 2.0)*(aspect));
double w = BridgeParameter::instance().frame_width / 10.0;
double h = BridgeParameter::instance().frame_height / 10.0;
double focalLength = w / (2.0 * tan(fovx / 2.0));
sample.setHorizontalAperture(w / 10.0);
sample.setVerticalAperture(h / 10.0);
sample.setFocalLength(focalLength);
cameraSchema.set(sample);
}
