+ simplify basic VRML export of mesh kernel, + allow to export mesh with texture via Python
This commit is contained in:
wmayer
parent
8188bd5385
commit
ec6f6ac128
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@ -107,197 +107,11 @@ int numDigits(int number)
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return digits;
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return digits;
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}
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}
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/* Define a vector. */
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typedef struct _Vector
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{
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double x;
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double y;
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double z;
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} Vector, *VectorPtr;
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/* Usage by CMeshNastran, CMeshCadmouldFE. Added by Sergey Sukhov (26.04.2002)*/
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/* Usage by CMeshNastran, CMeshCadmouldFE. Added by Sergey Sukhov (26.04.2002)*/
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struct NODE {float x, y, z;};
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struct NODE {float x, y, z;};
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struct TRIA {int iV[3];};
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struct TRIA {int iV[3];};
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struct QUAD {int iV[4];};
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struct QUAD {int iV[4];};
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/* Takes the modulus of v */
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#define VMod(v) (sqrt((v).x*(v).x + (v).y*(v).y + (v).z*(v).z))
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/* Returns the dot product of v1 & v2 */
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#define VDot(v1, v2) ((v1).x*(v2).x + (v1).y*(v2).y + (v1).z*(v2).z)
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/* Fills the fields of a vector. */
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#define VNew(a, b, c, r) ((r).x = (a), (r).y = (b), (r).z = (c))
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#define VAdd(v1, v2, r) ((r).x = (v1).x + (v2).x , \
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(r).y = (v1).y + (v2).y , \
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(r).z = (v1).z + (v2).z )
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#define VSub(v1, v2, r) ((r).x = (v1).x - (v2).x , \
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(r).y = (v1).y - (v2).y , \
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(r).z = (v1).z - (v2).z )
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#define VCross(v1, v2, r) ((r).x = (v1).y * (v2).z - (v1).z * (v2).y , \
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(r).y = (v1).z * (v2).x - (v1).x * (v2).z , \
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(r).z = (v1).x * (v2).y - (v1).y * (v2).x )
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#define VScalarMul(v, d, r) ((r).x = (v).x * (d) , \
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(r).y = (v).y * (d) , \
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(r).z = (v).z * (d) )
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#define VUnit(v, t, r) ((t) = 1 / VMod(v) , \
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VScalarMul(v, t, r) )
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typedef struct _Quaternion {
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Vector vect_part;
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double real_part;
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} Quaternion;
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Quaternion
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Build_Rotate_Quaternion(Vector axis, double cos_angle)
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{
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Quaternion quat;
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double sin_half_angle;
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double cos_half_angle;
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double angle;
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/* The quaternion requires half angles. */
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if ( cos_angle > 1.0 ) cos_angle = 1.0;
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if ( cos_angle < -1.0 ) cos_angle = -1.0;
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angle = acos(cos_angle);
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sin_half_angle = sin(angle / 2);
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cos_half_angle = cos(angle / 2);
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VScalarMul(axis, sin_half_angle, quat.vect_part);
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quat.real_part = cos_half_angle;
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return quat;
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}
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static Quaternion
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QQMul(Quaternion *q1, Quaternion *q2)
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{
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Quaternion res;
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Vector temp_v;
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res.real_part = q1->real_part * q2->real_part -
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VDot(q1->vect_part, q2->vect_part);
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VCross(q1->vect_part, q2->vect_part, res.vect_part);
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VScalarMul(q1->vect_part, q2->real_part, temp_v);
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VAdd(temp_v, res.vect_part, res.vect_part);
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VScalarMul(q2->vect_part, q1->real_part, temp_v);
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VAdd(temp_v, res.vect_part, res.vect_part);
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return res;
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}
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static void
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Quaternion_To_Axis_Angle(Quaternion *q, Vector *axis, double *angle)
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{
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double half_angle;
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double sin_half_angle;
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half_angle = acos(q->real_part);
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sin_half_angle = sin(half_angle);
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*angle = half_angle * 2;
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if ( sin_half_angle < 1e-8 && sin_half_angle > -1e-8 )
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VNew(1, 0, 0, *axis);
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else
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{
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sin_half_angle = 1 / sin_half_angle;
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VScalarMul(q->vect_part, sin_half_angle, *axis);
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}
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}
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static void
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Convert_Camera_Model(Vector *pos, Vector *at, Vector *up, Vector *res_axis,
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double *res_angle)
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{
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Vector n, v;
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Quaternion rot_quat;
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Vector norm_axis;
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Quaternion norm_quat;
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Quaternion inv_norm_quat;
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Quaternion y_quat, new_y_quat, rot_y_quat;
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Vector new_y;
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double temp_d;
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Vector temp_v;
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/* n = (norm)(pos - at) */
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VSub(*at, *pos, n);
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VUnit(n, temp_d, n);
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/* v = (norm)(view_up - (view_up.n)n) */
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VUnit(*up, temp_d, *up);
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temp_d = VDot(*up, n);
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VScalarMul(n, temp_d, temp_v);
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VSub(*up, temp_v, v);
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VUnit(v, temp_d, v);
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VNew(n.y, -n.x, 0, norm_axis);
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if ( VDot(norm_axis, norm_axis) < 1e-8 )
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{
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/* Already aligned, or maybe inverted. */
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if ( n.z > 0.0 )
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{
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norm_quat.real_part = 0.0;
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VNew(0, 1, 0, norm_quat.vect_part);
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}
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else
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{
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norm_quat.real_part = 1.0;
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VNew(0, 0, 0, norm_quat.vect_part);
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}
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}
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else
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{
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VUnit(norm_axis, temp_d, norm_axis);
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norm_quat = Build_Rotate_Quaternion(norm_axis, -n.z);
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}
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/* norm_quat now holds the rotation needed to line up the view directions.
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** We need to find the rotation to align the up vectors also.
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*/
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/* Need to rotate the world y vector to see where it ends up. */
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/* Find the inverse rotation. */
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inv_norm_quat.real_part = norm_quat.real_part;
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VScalarMul(norm_quat.vect_part, -1, inv_norm_quat.vect_part);
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/* Rotate the y. */
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y_quat.real_part = 0.0;
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VNew(0, 1, 0, y_quat.vect_part);
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new_y_quat = QQMul(&norm_quat, &y_quat);
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new_y_quat = QQMul(&new_y_quat, &inv_norm_quat);
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new_y = new_y_quat.vect_part;
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/* Now need to find out how much to rotate about n to line up y. */
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VCross(new_y, v, temp_v);
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if ( VDot(temp_v, temp_v) < 1.e-8 )
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{
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/* The old and new may be pointing in the same or opposite. Need
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** to generate a vector perpendicular to the old or new y.
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*/
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VNew(0, -v.z, v.y, temp_v);
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if ( VDot(temp_v, temp_v) < 1.e-8 )
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VNew(v.z, 0, -v.x, temp_v);
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}
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VUnit(temp_v, temp_d, temp_v);
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rot_y_quat = Build_Rotate_Quaternion(temp_v, VDot(new_y, v));
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/* rot_y_quat holds the rotation about the initial camera direction needed
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** to align the up vectors in the final position.
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*/
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/* Put the 2 rotations together. */
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rot_quat = QQMul(&rot_y_quat, &norm_quat);
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/* Extract the axis and angle from the quaternion. */
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Quaternion_To_Axis_Angle(&rot_quat, res_axis, res_angle);
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}
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// --------------------------------------------------------------
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// --------------------------------------------------------------
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bool MeshInput::LoadAny(const char* FileName)
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bool MeshInput::LoadAny(const char* FileName)
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@ -1551,8 +1365,7 @@ bool MeshOutput::SaveAny(const char* FileName, MeshIO::Format format) const
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}
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}
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else if (fileformat == MeshIO::VRML) {
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else if (fileformat == MeshIO::VRML) {
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// write file
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// write file
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App::Material clMat;
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if (!SaveVRML(str))
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if (!SaveVRML(str, clMat))
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throw Base::FileException("Export of VRML mesh failed",FileName);
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throw Base::FileException("Export of VRML mesh failed",FileName);
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}
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}
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else if (fileformat == MeshIO::WRZ) {
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else if (fileformat == MeshIO::WRZ) {
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@ -1564,8 +1377,7 @@ bool MeshOutput::SaveAny(const char* FileName, MeshIO::Format format) const
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//application simply crashes.
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//application simply crashes.
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zipios::GZIPOutputStream gzip(str);
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zipios::GZIPOutputStream gzip(str);
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// write file
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// write file
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App::Material clMat;
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if (!SaveVRML(gzip))
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if (!SaveVRML(gzip, clMat))
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throw Base::FileException("Export of compressed VRML mesh failed",FileName);
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throw Base::FileException("Export of compressed VRML mesh failed",FileName);
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}
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}
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else if (fileformat == MeshIO::NAS) {
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else if (fileformat == MeshIO::NAS) {
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@ -2245,47 +2057,8 @@ bool MeshOutput::SavePython (std::ostream &str) const
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return true;
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return true;
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}
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}
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// --------------------------------------------------------------
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class MeshVRML
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{
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public:
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MeshVRML (const MeshKernel &rclM, const Base::Matrix4D&);
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MeshVRML (const MeshKernel &rclM, const Base::Matrix4D&,VRMLInfo* pclVRMLInfo);
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~MeshVRML (void){}
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bool Save (std::ostream &rstrOut, const App::Material &rclMat) const;
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bool Save (std::ostream &rstrOut, const std::vector<App::Color> &raclColor,
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const App::Material &rclMat, bool bColorPerVertex = true) const;
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protected:
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void WriteVRMLHeaderInfo(std::ostream &rstrOut) const;
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void WriteVRMLAnnotations(std::ostream &rstrOut) const;
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void WriteVRMLViewpoints(std::ostream &rstrOut) const;
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const MeshKernel &_rclMesh; // reference to mesh data structure
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Base::Matrix4D _transform;
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VRMLInfo* _pclVRMLInfo;
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};
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/** Writes a VRML file. */
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/** Writes a VRML file. */
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bool MeshOutput::SaveVRML (std::ostream &rstrOut, const App::Material &rclMat) const
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bool MeshOutput::SaveVRML (std::ostream &rstrOut) const
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{
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return MeshVRML(_rclMesh, this->_transform).Save(rstrOut, rclMat);
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}
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MeshVRML::MeshVRML (const MeshKernel &rclM, const Base::Matrix4D& trf)
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: _rclMesh(rclM), _transform(trf), _pclVRMLInfo(0)
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{
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}
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MeshVRML::MeshVRML (const MeshKernel &rclM, const Base::Matrix4D& trf, VRMLInfo* pclVRMLInfo)
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: _rclMesh(rclM), _transform(trf), _pclVRMLInfo(pclVRMLInfo)
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{
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}
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bool MeshVRML::Save (std::ostream &rstrOut, const std::vector<App::Color> &raclColor,
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const App::Material &rclMat, bool bColorPerVertex) const
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{
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{
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if ((!rstrOut) || (rstrOut.bad() == true) || (_rclMesh.CountFacets() == 0))
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if ((!rstrOut) || (rstrOut.bad() == true) || (_rclMesh.CountFacets() == 0))
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return false;
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return false;
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@ -2294,103 +2067,66 @@ bool MeshVRML::Save (std::ostream &rstrOut, const std::vector<App::Color> &raclC
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Base::Vector3f clCenter = clBB.CalcCenter();
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Base::Vector3f clCenter = clBB.CalcCenter();
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Base::SequencerLauncher seq("Saving VRML file...",
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Base::SequencerLauncher seq("Saving VRML file...",
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_rclMesh.CountPoints() + raclColor.size() + _rclMesh.CountFacets());
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_rclMesh.CountPoints() + _rclMesh.CountFacets());
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rstrOut << "#VRML V2.0 utf8" << std::endl;
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rstrOut << "#VRML V2.0 utf8\n";
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if (_pclVRMLInfo)
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WriteVRMLHeaderInfo(rstrOut);
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else
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rstrOut << "WorldInfo {\n"
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rstrOut << "WorldInfo {\n"
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<< " title \"Exported tringle mesh to VRML97\"\n"
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<< " title \"Exported triangle mesh to VRML97\"\n"
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<< " info [\"Created by FreeCAD\"\n"
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<< " info [\"Created by FreeCAD\"\n"
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<< " \"<http://www.freecadweb.org>\"]\n"
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<< " \"<http://www.freecadweb.org>\"]\n"
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<< "}\n";
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<< "}\n\n";
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// Write background
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// Note: We must write the background info straight after the header and before any geometry.
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// To see the background color in the Inventor viewer we must either skip the skyAngle property
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// or set it to 1.57, otherwise we'll see a strange beam in the scene.
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// FIXME: Test this also with external VRML viewer plugins.
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if (_pclVRMLInfo) {
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float r = float(_pclVRMLInfo->_clColor.r) / 255.0f;
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float g = float(_pclVRMLInfo->_clColor.g) / 255.0f;
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float b = float(_pclVRMLInfo->_clColor.b) / 255.0f;
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rstrOut.precision(1);
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rstrOut.setf(std::ios::fixed | std::ios::showpoint);
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rstrOut << "Background\n{\n skyAngle 1.57\n skyColor "
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<< r << " " << g << " " << b << "\n}" << std::endl;
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}
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else {
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rstrOut << "Background\n{\n skyAngle 1.57\n skyColor "
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<< "0.1 0.2 0.2\n}" << std::endl;
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}
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// Transform
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// Transform
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rstrOut.precision(3);
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rstrOut.precision(3);
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rstrOut.setf(std::ios::fixed | std::ios::showpoint);
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rstrOut.setf(std::ios::fixed | std::ios::showpoint);
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rstrOut << "Transform\n{\n"
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rstrOut << "Transform {\n"
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<< " scale 1 1 1\n"
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<< " scale 1 1 1\n"
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<< " rotation 0 0 1 0\n"
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<< " rotation 0 0 1 0\n"
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<< " scaleOrientation 0 0 1 0\n"
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<< " scaleOrientation 0 0 1 0\n"
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<< "bboxCenter 0 0 0\n"
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<< " center "
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<< "bboxSize "
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<< clBB.LengthX() << " "
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<< clBB.LengthY() << " "
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<< clBB.LengthZ() << std::endl;
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rstrOut << "center "
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<< 0.0f << " "
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<< 0.0f << " "
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<< 0.0f << " "
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<< 0.0f << " "
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<< 0.0f << std::endl;
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<< 0.0f << "\n"
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rstrOut << "translation "
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<< " translation "
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<< 0.0f << " "
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<< 0.0f << " "
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<< 0.0f << " "
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<< 0.0f << " "
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<< 0.0f << std::endl;
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<< 0.0f << "\n";
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rstrOut << "children\n[\n";
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rstrOut << " children\n";
|
||||||
rstrOut << "Shape\n{" << std::endl;
|
rstrOut << " Shape { \n";
|
||||||
|
|
||||||
// write appearance
|
// write appearance
|
||||||
rstrOut << " appearance Appearance\n {\n material Material\n {\n";
|
rstrOut << " appearance\n"
|
||||||
rstrOut << " ambientIntensity 0.2" << std::endl;
|
<< " Appearance {\n"
|
||||||
|
<< " material\n"
|
||||||
rstrOut.precision(2);
|
<< " Material {\n";
|
||||||
rstrOut.setf(std::ios::fixed | std::ios::showpoint);
|
if (_material && _material->binding == MeshIO::OVERALL) {
|
||||||
if (raclColor.size() > 0) { // black
|
if (!_material->diffuseColor.empty()) {
|
||||||
rstrOut << " diffuseColor 0.2 0.2 0.2\n";
|
App::Color c = _material->diffuseColor.front();
|
||||||
rstrOut << " emissiveColor 0.2 0.2 0.2\n";
|
rstrOut << " diffuseColor "
|
||||||
rstrOut << " specularColor 0.2 0.2 0.2\n";
|
<< c.r << " "
|
||||||
|
<< c.g << " "
|
||||||
|
<< c.b << "\n";
|
||||||
}
|
}
|
||||||
else {
|
else {
|
||||||
App::Color clCol;
|
rstrOut << " diffuseColor 0.8 0.8 0.8\n";
|
||||||
clCol = rclMat.diffuseColor;
|
|
||||||
rstrOut << " diffuseColor "
|
|
||||||
<< clCol.r << " "
|
|
||||||
<< clCol.g << " "
|
|
||||||
<< clCol.b << std::endl;
|
|
||||||
clCol = rclMat.emissiveColor;
|
|
||||||
rstrOut << " emissiveColor "
|
|
||||||
<< clCol.r << " "
|
|
||||||
<< clCol.g << " "
|
|
||||||
<< clCol.b << std::endl;
|
|
||||||
clCol = rclMat.specularColor;
|
|
||||||
rstrOut << " specularColor "
|
|
||||||
<< clCol.r << " "
|
|
||||||
<< clCol.g << " "
|
|
||||||
<< clCol.b << std::endl;
|
|
||||||
}
|
}
|
||||||
|
}
|
||||||
rstrOut << " shininess " << rclMat.shininess << std::endl;
|
else {
|
||||||
rstrOut << " transparency " << rclMat.transparency << std::endl;
|
rstrOut << " diffuseColor 0.8 0.8 0.8\n";
|
||||||
rstrOut << " }\n }" << std::endl; // end write appearance
|
}
|
||||||
|
rstrOut << " }\n }\n"; // end write appearance
|
||||||
|
|
||||||
|
|
||||||
// write IndexedFaceSet
|
// write IndexedFaceSet
|
||||||
rstrOut << " geometry IndexedFaceSet\n {\n";
|
rstrOut << " geometry\n"
|
||||||
rstrOut << " solid FALSE\n";
|
<< " IndexedFaceSet {\n";
|
||||||
|
|
||||||
|
rstrOut.precision(2);
|
||||||
|
rstrOut.setf(std::ios::fixed | std::ios::showpoint);
|
||||||
|
|
||||||
// write coords
|
// write coords
|
||||||
rstrOut << " coord Coordinate\n {\n point\n [\n";
|
rstrOut << " coord\n Coordinate {\n point [\n";
|
||||||
MeshPointIterator pPIter(_rclMesh);
|
MeshPointIterator pPIter(_rclMesh);
|
||||||
pPIter.Transform(this->_transform);
|
pPIter.Transform(this->_transform);
|
||||||
unsigned long i = 0, k = _rclMesh.CountPoints();
|
unsigned long i = 0, k = _rclMesh.CountPoints();
|
||||||
|
|
@ -2409,34 +2145,34 @@ bool MeshVRML::Save (std::ostream &rstrOut, const std::vector<App::Color> &raclC
|
||||||
seq.next();
|
seq.next();
|
||||||
}
|
}
|
||||||
|
|
||||||
rstrOut << " ]\n }" << std::endl; // end write coord
|
rstrOut << " ]\n }\n"; // end write coord
|
||||||
|
|
||||||
rstrOut << " colorPerVertex "
|
if (_material && _material->binding != MeshIO::OVERALL) {
|
||||||
<< (bColorPerVertex ? "TRUE" : "FALSE") << std::endl;
|
|
||||||
|
|
||||||
if (raclColor.size() > 0) {
|
|
||||||
// write colors for each vertex
|
// write colors for each vertex
|
||||||
rstrOut << " color Color\n {\n color\n [\n";
|
rstrOut << " color\n Color {\n color [\n";
|
||||||
rstrOut.precision(3);
|
rstrOut.precision(3);
|
||||||
rstrOut.setf(std::ios::fixed | std::ios::showpoint);
|
rstrOut.setf(std::ios::fixed | std::ios::showpoint);
|
||||||
for (std::vector<App::Color>::const_iterator pCIter = raclColor.begin();
|
for (std::vector<App::Color>::const_iterator pCIter = _material->diffuseColor.begin();
|
||||||
pCIter != raclColor.end(); pCIter++) {
|
pCIter != _material->diffuseColor.end(); ++pCIter) {
|
||||||
rstrOut << " "
|
rstrOut << " "
|
||||||
<< float(pCIter->r) / 255.0f << " "
|
<< float(pCIter->r) << " "
|
||||||
<< float(pCIter->g) / 255.0f << " "
|
<< float(pCIter->g) << " "
|
||||||
<< float(pCIter->b) / 255.0f;
|
<< float(pCIter->b);
|
||||||
if (pCIter < (raclColor.end() - 1))
|
if (pCIter < (_material->diffuseColor.end() - 1))
|
||||||
rstrOut << ",\n";
|
rstrOut << ",\n";
|
||||||
else
|
else
|
||||||
rstrOut << "\n";
|
rstrOut << "\n";
|
||||||
seq.next();
|
|
||||||
}
|
}
|
||||||
|
|
||||||
rstrOut << " ]\n }" << std::endl;
|
rstrOut << " ]\n }\n";
|
||||||
|
if (_material->binding == MeshIO::PER_VERTEX)
|
||||||
|
rstrOut << " colorPerVertex TRUE\n";
|
||||||
|
else
|
||||||
|
rstrOut << " colorPerVertex FALSE\n";
|
||||||
}
|
}
|
||||||
|
|
||||||
// write face index
|
// write face index
|
||||||
rstrOut << " coordIndex\n [\n";
|
rstrOut << " coordIndex [\n";
|
||||||
MeshFacetIterator pFIter(_rclMesh);
|
MeshFacetIterator pFIter(_rclMesh);
|
||||||
pFIter.Transform(this->_transform);
|
pFIter.Transform(this->_transform);
|
||||||
i = 0, k = _rclMesh.CountFacets();
|
i = 0, k = _rclMesh.CountFacets();
|
||||||
|
|
@ -2455,331 +2191,9 @@ bool MeshVRML::Save (std::ostream &rstrOut, const std::vector<App::Color> &raclC
|
||||||
seq.next();
|
seq.next();
|
||||||
}
|
}
|
||||||
|
|
||||||
rstrOut << " ]\n }" << std::endl; // End IndexedFaceSet
|
rstrOut << " ]\n }\n"; // End IndexedFaceSet
|
||||||
rstrOut << "}" << std::endl; // End Shape
|
rstrOut << " }\n"; // End Shape
|
||||||
|
rstrOut << "}\n"; // close children and Transform
|
||||||
// close children and Transform
|
|
||||||
rstrOut << "]\n}" << std::endl;
|
|
||||||
|
|
||||||
// write viewpoints
|
|
||||||
rstrOut.precision(3);
|
|
||||||
rstrOut.setf(std::ios::fixed | std::ios::showpoint);
|
|
||||||
for (i = 0; i < 6; i++) {
|
|
||||||
rstrOut << "Viewpoint\n{\n"
|
|
||||||
<< " jump TRUE\n";
|
|
||||||
|
|
||||||
Base::Vector3f clPos = clCenter;
|
|
||||||
float fLen = clBB.CalcDiagonalLength();
|
|
||||||
switch (i)
|
|
||||||
{
|
|
||||||
case 0:
|
|
||||||
{
|
|
||||||
Vector at, pos, up, rot_axis;
|
|
||||||
double rot_angle;
|
|
||||||
at.x = clPos.x; at.y = clPos.y; at.z = clPos.z;
|
|
||||||
pos.x = clPos.x; pos.y = clPos.y; pos.z = clPos.z + fLen;
|
|
||||||
up.x = 0.0; up.y = 1.0; up.z = 0.0;
|
|
||||||
Convert_Camera_Model(&pos, &at, &up, &rot_axis, &rot_angle);
|
|
||||||
rstrOut << " orientation "
|
|
||||||
<< rot_axis.x << " "
|
|
||||||
<< rot_axis.y << " "
|
|
||||||
<< rot_axis.z << " "
|
|
||||||
<< rot_angle << "\n";
|
|
||||||
rstrOut << " description \"top\"\n";
|
|
||||||
clPos.z += fLen;
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
case 1:
|
|
||||||
{
|
|
||||||
Vector at, pos, up, rot_axis;
|
|
||||||
double rot_angle;
|
|
||||||
at.x = clPos.x; at.y = clPos.y; at.z = clPos.z;
|
|
||||||
pos.x = clPos.x; pos.y = clPos.y; pos.z = clPos.z - fLen;
|
|
||||||
up.x = 0.0; up.y = -1.0; up.z = 0.0;
|
|
||||||
Convert_Camera_Model(&pos, &at, &up, &rot_axis, &rot_angle);
|
|
||||||
rstrOut << " orientation "
|
|
||||||
<< rot_axis.x << " "
|
|
||||||
<< rot_axis.y << " "
|
|
||||||
<< rot_axis.z << " "
|
|
||||||
<< rot_angle << "\n";
|
|
||||||
rstrOut << " description \"bottom\"\n";
|
|
||||||
clPos.z -= fLen;
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
case 2:
|
|
||||||
{
|
|
||||||
Vector at, pos, up, rot_axis;
|
|
||||||
double rot_angle;
|
|
||||||
at.x = clPos.x; at.y = clPos.y; at.z = clPos.z;
|
|
||||||
pos.x = clPos.x; pos.y = clPos.y - fLen; pos.z = clPos.z;
|
|
||||||
up.x = 0.0; up.y = 0.0; up.z = 1.0;
|
|
||||||
Convert_Camera_Model(&pos, &at, &up, &rot_axis, &rot_angle);
|
|
||||||
rstrOut << " orientation "
|
|
||||||
<< rot_axis.x << " "
|
|
||||||
<< rot_axis.y << " "
|
|
||||||
<< rot_axis.z << " "
|
|
||||||
<< rot_angle << "\n";
|
|
||||||
rstrOut << " description \"front\"\n";
|
|
||||||
clPos.y -= fLen;
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
case 3:
|
|
||||||
{
|
|
||||||
Vector at, pos, up, rot_axis;
|
|
||||||
double rot_angle;
|
|
||||||
at.x = clPos.x; at.y = clPos.y; at.z = clPos.z;
|
|
||||||
pos.x = clPos.x; pos.y = clPos.y + fLen; pos.z = clPos.z;
|
|
||||||
up.x = 0.0; up.y = 0.0; up.z = 1.0;
|
|
||||||
Convert_Camera_Model(&pos, &at, &up, &rot_axis, &rot_angle);
|
|
||||||
rstrOut << " orientation "
|
|
||||||
<< rot_axis.x << " "
|
|
||||||
<< rot_axis.y << " "
|
|
||||||
<< rot_axis.z << " "
|
|
||||||
<< rot_angle << "\n";
|
|
||||||
rstrOut << " description \"back\"\n";
|
|
||||||
clPos.y += fLen;
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
case 4:
|
|
||||||
{
|
|
||||||
Vector at, pos, up, rot_axis;
|
|
||||||
double rot_angle;
|
|
||||||
at.x = clPos.x; at.y = clPos.y; at.z = clPos.z;
|
|
||||||
pos.x = clPos.x - fLen; pos.y = clPos.y; pos.z = clPos.z;
|
|
||||||
up.x = 0.0; up.y = 0.0; up.z = 1.0;
|
|
||||||
Convert_Camera_Model(&pos, &at, &up, &rot_axis, &rot_angle);
|
|
||||||
rstrOut << " orientation "
|
|
||||||
<< rot_axis.x << " "
|
|
||||||
<< rot_axis.y << " "
|
|
||||||
<< rot_axis.z << " "
|
|
||||||
<< rot_angle << "\n";
|
|
||||||
rstrOut << " description \"right\"\n";
|
|
||||||
clPos.x -= fLen;
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
case 5:
|
|
||||||
{
|
|
||||||
Vector at, pos, up, rot_axis;
|
|
||||||
double rot_angle;
|
|
||||||
at.x = clPos.x; at.y = clPos.y; at.z = clPos.z;
|
|
||||||
pos.x = clPos.x + fLen; pos.y = clPos.y; pos.z = clPos.z;
|
|
||||||
up.x = 0.0; up.y = 0.0; up.z = 1.0;
|
|
||||||
Convert_Camera_Model(&pos, &at, &up, &rot_axis, &rot_angle);
|
|
||||||
rstrOut << " orientation "
|
|
||||||
<< rot_axis.x << " "
|
|
||||||
<< rot_axis.y << " "
|
|
||||||
<< rot_axis.z << " "
|
|
||||||
<< rot_angle << "\n";
|
|
||||||
rstrOut << " description \"left\"\n";
|
|
||||||
clPos.x += fLen;
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
rstrOut << " position "
|
|
||||||
<< clPos.x << " "
|
|
||||||
<< clPos.y << " "
|
|
||||||
<< clPos.z << "\n}" << std::endl;
|
|
||||||
}
|
|
||||||
|
|
||||||
// write navigation info
|
|
||||||
rstrOut << "NavigationInfo\n{\n"
|
|
||||||
<< " avatarSize [0.25, 1.6, 0.75]\n"
|
|
||||||
<< " headlight TRUE\n"
|
|
||||||
<< " speed 1.0\n"
|
|
||||||
<< " type \"EXAMINE\"\n"
|
|
||||||
<< " visibilityLimit 0.0\n"
|
|
||||||
<< "}" << std::endl;
|
|
||||||
|
|
||||||
// write custom viewpoints
|
|
||||||
if (_pclVRMLInfo)
|
|
||||||
WriteVRMLViewpoints(rstrOut);
|
|
||||||
|
|
||||||
if (_pclVRMLInfo)
|
|
||||||
WriteVRMLAnnotations(rstrOut);
|
|
||||||
|
|
||||||
return true;
|
return true;
|
||||||
}
|
}
|
||||||
|
|
||||||
void MeshVRML::WriteVRMLHeaderInfo(std::ostream &rstrOut) const
|
|
||||||
{
|
|
||||||
// save information about file
|
|
||||||
//
|
|
||||||
rstrOut << "#=================================================#\n#\n"
|
|
||||||
<< "# F I L E I N F O R M A T I O N\n#\n"
|
|
||||||
<< "# This file was created by " << _pclVRMLInfo->_clAuthor << "\n"
|
|
||||||
<< "# Creation Date: " << _pclVRMLInfo->_clDate << "\n"
|
|
||||||
<< "# Company: " << _pclVRMLInfo->_clCompany << "\n";
|
|
||||||
std::vector<std::string>::const_iterator sIt = _pclVRMLInfo->_clComments.begin();
|
|
||||||
rstrOut << "# Further comments: " << *sIt << "\n";
|
|
||||||
for (sIt++ ;sIt != _pclVRMLInfo->_clComments.end(); ++sIt) {
|
|
||||||
rstrOut << "# " << *sIt << "\n";
|
|
||||||
}
|
|
||||||
rstrOut << "#=================================================#\n" << std::endl;
|
|
||||||
}
|
|
||||||
|
|
||||||
void MeshVRML::WriteVRMLAnnotations(std::ostream &rstrOut) const
|
|
||||||
{
|
|
||||||
float r = float(_pclVRMLInfo->_clColor.r) / 255.0f;
|
|
||||||
float g = float(_pclVRMLInfo->_clColor.g) / 255.0f;
|
|
||||||
float b = float(_pclVRMLInfo->_clColor.b) / 255.0f;
|
|
||||||
float textr = 1.0f - r;
|
|
||||||
float textg = 1.0f - g;
|
|
||||||
float textb = 1.0f - b;
|
|
||||||
|
|
||||||
if (fabs(textr-r) < 0.05)
|
|
||||||
textr = 1.0f;
|
|
||||||
if (fabs(textg-g) < 0.05)
|
|
||||||
textg = 1.0f;
|
|
||||||
if (fabs(textb-b) < 0.05)
|
|
||||||
textb = 1.0f;
|
|
||||||
|
|
||||||
// annotationen
|
|
||||||
rstrOut << "DEF User ProximitySensor {\n"
|
|
||||||
<< " size 1000000 1000000 1000000\n"
|
|
||||||
<< "}\n"
|
|
||||||
<< "\n"
|
|
||||||
<< " Group { \n"
|
|
||||||
<< " children [\n"
|
|
||||||
<< " DEF UserPos Transform {\n"
|
|
||||||
<< " children [\n"
|
|
||||||
<< " # Text position\n"
|
|
||||||
<< " Transform {\n"
|
|
||||||
<< " translation -1.0 -0.75 -2\n"
|
|
||||||
<< " children [\n"
|
|
||||||
<< " Transform {\n"
|
|
||||||
<< " translation 1.95 0.75 0\n"
|
|
||||||
<< " children [\n"
|
|
||||||
<< " Shape {\n";
|
|
||||||
if (_pclVRMLInfo->_bSavePicture) {
|
|
||||||
rstrOut << " appearance Appearance {\n"
|
|
||||||
<< " texture ImageTexture { \n"
|
|
||||||
<< " url \""
|
|
||||||
<< _pclVRMLInfo->_clPicFileName
|
|
||||||
<< "\"\n"
|
|
||||||
<< " repeatS FALSE\n"
|
|
||||||
<< " repeatT FALSE\n"
|
|
||||||
<< " }\n"
|
|
||||||
<< " }\n"
|
|
||||||
<< " geometry IndexedFaceSet {\n"
|
|
||||||
<< " coord Coordinate { point [ -0.08 -0.8 0,\n"
|
|
||||||
<< " 0.08 -0.8 0,\n"
|
|
||||||
<< " 0.08 0.8 0,\n"
|
|
||||||
<< " -0.08 0.8 0\n"
|
|
||||||
<< " ]\n"
|
|
||||||
<< " }\n"
|
|
||||||
<< " coordIndex [0,1,2,3, -1]\n"
|
|
||||||
<< " texCoord TextureCoordinate {\n"
|
|
||||||
<< " point [ 0 0,\n"
|
|
||||||
<< " 1 0,\n"
|
|
||||||
<< " 1 1,\n"
|
|
||||||
<< " 0 1 ]\n"
|
|
||||||
<< " }\n"
|
|
||||||
<< " texCoordIndex [ 0, 1, 2, 3, -1 ]\n\n"
|
|
||||||
<< " solid FALSE\n"
|
|
||||||
<< " }" << std::endl;
|
|
||||||
}
|
|
||||||
|
|
||||||
rstrOut << " }\n"
|
|
||||||
<< " ]\n"
|
|
||||||
<< " }\n"
|
|
||||||
<< " Shape {\n"
|
|
||||||
<< " appearance DEF COAP Appearance {\n"
|
|
||||||
<< " material Material {diffuseColor "
|
|
||||||
<< textr << " "
|
|
||||||
<< textg << " "
|
|
||||||
<< textb << "}} # text color\n"
|
|
||||||
<< " geometry DEF MyText Text {\n"
|
|
||||||
<< " string \""
|
|
||||||
<< _pclVRMLInfo->_clAnnotation
|
|
||||||
<< "\"\n"
|
|
||||||
<< " fontStyle DEF COFS FontStyle {\n"
|
|
||||||
<< " family [ \"Verdana\", \"Arial\", \"Helvetica\" ]\n"
|
|
||||||
<< " size 0.08 # text size\n"
|
|
||||||
<< " }\n"
|
|
||||||
<< " }\n"
|
|
||||||
<< " }\n"
|
|
||||||
<< " ]\n"
|
|
||||||
<< " }\n"
|
|
||||||
<< " ]\n"
|
|
||||||
<< " }\n"
|
|
||||||
<< " ]\n"
|
|
||||||
<< " }\n"
|
|
||||||
<< ""
|
|
||||||
<< "ROUTE User.position_changed TO UserPos.set_translation\n"
|
|
||||||
<< "ROUTE User.orientation_changed TO UserPos.set_rotation" << std::endl;
|
|
||||||
}
|
|
||||||
|
|
||||||
void MeshVRML::WriteVRMLViewpoints(std::ostream &rstrOut) const
|
|
||||||
{
|
|
||||||
// write viewpoints
|
|
||||||
//
|
|
||||||
rstrOut.precision(3);
|
|
||||||
rstrOut.setf(std::ios::fixed | std::ios::showpoint);
|
|
||||||
Base::BoundBox3f clBB = _rclMesh.GetBoundBox();
|
|
||||||
Base::Vector3f clCenter = clBB.CalcCenter();
|
|
||||||
for (std::vector<VRMLViewpointData>::iterator it = _pclVRMLInfo->_clViewpoints.begin(); it != _pclVRMLInfo->_clViewpoints.end(); ++it)
|
|
||||||
{
|
|
||||||
// build up the observer's coordinate system
|
|
||||||
Base::Vector3f u,v,w;
|
|
||||||
v = it->clVRefUp;
|
|
||||||
w = it->clVRefPln;
|
|
||||||
u = v % w;
|
|
||||||
u.Normalize();
|
|
||||||
v.Normalize();
|
|
||||||
w.Normalize();
|
|
||||||
|
|
||||||
// calc the view axis in world coordinates
|
|
||||||
//
|
|
||||||
Base::Vector3f p_uvw, p_xyz;
|
|
||||||
p_uvw = it->clPRefPt;
|
|
||||||
p_xyz.x = u.x*p_uvw.x+v.x*p_uvw.y+w.x*p_uvw.z;
|
|
||||||
p_xyz.y = u.y*p_uvw.x+v.y*p_uvw.y+w.y*p_uvw.z;
|
|
||||||
p_xyz.z = u.z*p_uvw.x+v.z*p_uvw.y+w.z*p_uvw.z;
|
|
||||||
p_xyz = p_xyz + it->clVRefPt;
|
|
||||||
|
|
||||||
float t = (clCenter - p_xyz)*w;
|
|
||||||
Base::Vector3f a = p_xyz + t*w;
|
|
||||||
|
|
||||||
Vector at, pos, up, rot_axis;
|
|
||||||
double rot_angle;
|
|
||||||
|
|
||||||
float fDistance = (float)(it->dVmax - it->dVmin);
|
|
||||||
Base::Vector3f p = a + fDistance * w;
|
|
||||||
pos.x = p.x; pos.y = p.y; pos.z = p.z;
|
|
||||||
at.x = a.x; at.y = a.y; at.z = a.z;
|
|
||||||
up.x = v.x; up.y = v.y; up.z = v.z;
|
|
||||||
|
|
||||||
Convert_Camera_Model(&pos, &at, &up, &rot_axis, &rot_angle);
|
|
||||||
|
|
||||||
rstrOut << "Viewpoint\n{\n"
|
|
||||||
<< " jump TRUE\n"
|
|
||||||
<< " orientation "
|
|
||||||
<< rot_axis.x << " "
|
|
||||||
<< rot_axis.y << " "
|
|
||||||
<< rot_axis.z << " "
|
|
||||||
<< rot_angle << "\n";
|
|
||||||
rstrOut << " description \"" << it->clName << "\"\n";
|
|
||||||
rstrOut << " position "
|
|
||||||
<< pos.x << " "
|
|
||||||
<< pos.y << " "
|
|
||||||
<< pos.z << "\n}" << std::endl;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
bool MeshVRML::Save (std::ostream &rstrOut, const App::Material &rclMat) const
|
|
||||||
{
|
|
||||||
std::vector<App::Color> aclDummy;
|
|
||||||
/*
|
|
||||||
for (int i = 0; i < _rclMesh.CountPoints(); i++)
|
|
||||||
{
|
|
||||||
unsigned short r = (rand() * 255) / float(RAND_MAX);
|
|
||||||
unsigned short g = (rand() * 255) / float(RAND_MAX);
|
|
||||||
unsigned short b = (rand() * 255) / float(RAND_MAX);
|
|
||||||
|
|
||||||
aclDummy.push_back(App::Color(r, g, b));
|
|
||||||
}
|
|
||||||
*/
|
|
||||||
return Save(rstrOut, aclDummy, rclMat, false);
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
|
||||||
|
|
@ -159,7 +159,7 @@ public:
|
||||||
/** Writes an X3D file. */
|
/** Writes an X3D file. */
|
||||||
bool SaveX3D (std::ostream &rstrOut) const;
|
bool SaveX3D (std::ostream &rstrOut) const;
|
||||||
/** Writes a VRML file. */
|
/** Writes a VRML file. */
|
||||||
bool SaveVRML (std::ostream &rstrOut, const App::Material &rclMat) const;
|
bool SaveVRML (std::ostream &rstrOut) const;
|
||||||
/** Writes a Nastran file. */
|
/** Writes a Nastran file. */
|
||||||
bool SaveNastran (std::ostream &rstrOut) const;
|
bool SaveNastran (std::ostream &rstrOut) const;
|
||||||
/** Writes a Cadmould FE file. */
|
/** Writes a Cadmould FE file. */
|
||||||
|
|
@ -176,35 +176,6 @@ protected:
|
||||||
static std::string stl_header;
|
static std::string stl_header;
|
||||||
};
|
};
|
||||||
|
|
||||||
struct MeshExport VRMLViewpointData
|
|
||||||
{
|
|
||||||
Base::Vector3f clVRefPln;
|
|
||||||
Base::Vector3f clVRefUp;
|
|
||||||
Base::Vector3f clVRefPt;
|
|
||||||
Base::Vector3f clPRefPt;
|
|
||||||
double dVPlnDist;
|
|
||||||
double dUmin;
|
|
||||||
double dUmax;
|
|
||||||
double dVmin;
|
|
||||||
double dVmax;
|
|
||||||
std::string clName;
|
|
||||||
};
|
|
||||||
|
|
||||||
struct MeshExport VRMLInfo
|
|
||||||
{
|
|
||||||
std::string _clFileName;
|
|
||||||
std::string _clAuthor;
|
|
||||||
std::string _clDate;
|
|
||||||
std::string _clCompany;
|
|
||||||
std::string _clAnnotation;
|
|
||||||
std::string _clPicFileName;
|
|
||||||
App::Color _clColor;
|
|
||||||
bool _bSaveViewPoints;
|
|
||||||
bool _bSavePicture;
|
|
||||||
std::vector<std::string> _clComments;
|
|
||||||
std::vector<VRMLViewpointData> _clViewpoints;
|
|
||||||
};
|
|
||||||
|
|
||||||
|
|
||||||
} // namespace MeshCore
|
} // namespace MeshCore
|
||||||
|
|
||||||
|
|
|
||||||
|
|
@ -150,7 +150,8 @@ PyObject* MeshPy::write(PyObject *args)
|
||||||
const char* Name;
|
const char* Name;
|
||||||
char* Ext=0;
|
char* Ext=0;
|
||||||
char* ObjName=0;
|
char* ObjName=0;
|
||||||
if (!PyArg_ParseTuple(args, "s|ss",&Name,&Ext,&ObjName))
|
PyObject* List=0;
|
||||||
|
if (!PyArg_ParseTuple(args, "s|ss",&Name,&Ext,&ObjName,&PyList_Type,&List))
|
||||||
return NULL;
|
return NULL;
|
||||||
|
|
||||||
MeshCore::MeshIO::Format format = MeshCore::MeshIO::Undefined;
|
MeshCore::MeshIO::Format format = MeshCore::MeshIO::Undefined;
|
||||||
|
|
@ -176,7 +177,28 @@ PyObject* MeshPy::write(PyObject *args)
|
||||||
};
|
};
|
||||||
|
|
||||||
PY_TRY {
|
PY_TRY {
|
||||||
|
if (List) {
|
||||||
|
MeshCore::Material mat;
|
||||||
|
Py::List list(List);
|
||||||
|
for (Py::List::iterator it = list.begin(); it != list.end(); ++it) {
|
||||||
|
Py::Tuple t(*it);
|
||||||
|
float r = (float)Py::Float(t.getItem(0));
|
||||||
|
float g = (float)Py::Float(t.getItem(1));
|
||||||
|
float b = (float)Py::Float(t.getItem(2));
|
||||||
|
mat.diffuseColor.push_back(App::Color(r,g,b));
|
||||||
|
}
|
||||||
|
|
||||||
|
if (mat.diffuseColor.size() == getMeshObjectPtr()->countPoints())
|
||||||
|
mat.binding = MeshCore::MeshIO::PER_VERTEX;
|
||||||
|
else if (mat.diffuseColor.size() == getMeshObjectPtr()->countFacets())
|
||||||
|
mat.binding = MeshCore::MeshIO::PER_FACE;
|
||||||
|
else
|
||||||
|
mat.binding = MeshCore::MeshIO::OVERALL;
|
||||||
|
getMeshObjectPtr()->save(Name, format, &mat, ObjName);
|
||||||
|
}
|
||||||
|
else {
|
||||||
getMeshObjectPtr()->save(Name, format, 0, ObjName);
|
getMeshObjectPtr()->save(Name, format, 0, ObjName);
|
||||||
|
}
|
||||||
} PY_CATCH;
|
} PY_CATCH;
|
||||||
|
|
||||||
Py_Return;
|
Py_Return;
|
||||||
|
|
|
||||||
Loading…
Reference in New Issue
Block a user