diff options
author | Campbell Barton <ideasman42@gmail.com> | 2013-07-24 17:56:36 +0400 |
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committer | Campbell Barton <ideasman42@gmail.com> | 2013-07-24 17:56:36 +0400 |
commit | b6f58d0ea1c2d1b3b87293da1858b370d857a481 (patch) | |
tree | ca4ca51211c7b0adc0e821683d3305c1a6591bff /source/blender/editors/transform/transform_orientations.c | |
parent | 57a4070b9d6da6151f1ff3d9cb4f88342be2dc5f (diff) |
- add individual origin support for curves and improve the orientation calculations for curve handles,
- add support for using the active point's orientation.
- add support for creating new custom orientations from curves.
- fix error where only the last selected curve handle was taken into account for manipulator orientations.
Diffstat (limited to 'source/blender/editors/transform/transform_orientations.c')
-rw-r--r-- | source/blender/editors/transform/transform_orientations.c | 113 |
1 files changed, 85 insertions, 28 deletions
diff --git a/source/blender/editors/transform/transform_orientations.c b/source/blender/editors/transform/transform_orientations.c index 2be4a072d49..c6cc7bc1330 100644 --- a/source/blender/editors/transform/transform_orientations.c +++ b/source/blender/editors/transform/transform_orientations.c @@ -166,6 +166,26 @@ static TransformOrientation *createBoneSpace(bContext *C, ReportList *reports, c return addMatrixSpace(C, mat, name, overwrite); } +static TransformOrientation *createCurveSpace(bContext *C, ReportList *reports, char *name, int overwrite) +{ + float mat[3][3]; + float normal[3], plane[3]; + + getTransformOrientation(C, normal, plane, 0); + + if (createSpaceNormalTangent(mat, normal, plane) == 0) { + BKE_reports_prepend(reports, "Cannot use zero-length curve"); + return NULL; + } + + if (name[0] == 0) { + strcpy(name, "Curve"); + } + + return addMatrixSpace(C, mat, name, overwrite); +} + + static TransformOrientation *createMeshSpace(bContext *C, ReportList *reports, char *name, int overwrite) { float mat[3][3]; @@ -236,26 +256,28 @@ bool createSpaceNormal(float mat[3][3], const float normal[3]) return true; } -bool createSpaceNormalTangent(float mat[3][3], float normal[3], float tangent[3]) +bool createSpaceNormalTangent(float mat[3][3], const float normal[3], const float tangent[3]) { - copy_v3_v3(mat[2], normal); - if (normalize_v3(mat[2]) == 0.0f) { + if (normalize_v3_v3(mat[2], normal) == 0.0f) { return false; /* error return */ } - + + copy_v3_v3(mat[1], tangent); /* preempt zero length tangent from causing trouble */ - if (tangent[0] == 0 && tangent[1] == 0 && tangent[2] == 0) { - tangent[2] = 1; + if (is_zero_v3(mat[1])) { + mat[1][2] = 1.0f; } - cross_v3_v3v3(mat[0], mat[2], tangent); + cross_v3_v3v3(mat[0], mat[2], mat[1]); if (normalize_v3(mat[0]) == 0.0f) { return false; /* error return */ } cross_v3_v3v3(mat[1], mat[2], mat[0]); + normalize_v3(mat[1]); - normalize_m3(mat); + /* final matrix must be normalized, do inline */ + // normalize_m3(mat); return true; } @@ -276,6 +298,8 @@ void BIF_createTransformOrientation(bContext *C, ReportList *reports, char *name ts = createMeshSpace(C, reports, name, overwrite); else if (obedit->type == OB_ARMATURE) ts = createBoneSpace(C, reports, name, overwrite); + else if (obedit->type == OB_CURVE) + ts = createCurveSpace(C, reports, name, overwrite); } else if (ob && (ob->mode & OB_MODE_POSE)) { ts = createBoneSpace(C, reports, name, overwrite); @@ -675,34 +699,67 @@ int getTransformOrientation(const bContext *C, float normal[3], float plane[3], int a; ListBase *nurbs = BKE_curve_editNurbs_get(cu); - for (nu = nurbs->first; nu; nu = nu->next) { - /* only bezier has a normal */ - if (nu->type == CU_BEZIER) { - bezt = nu->bezt; - a = nu->pntsu; - while (a--) { - /* exception */ - if ((bezt->f1 & SELECT) + (bezt->f2 & SELECT) + (bezt->f3 & SELECT) > SELECT) { - sub_v3_v3v3(normal, bezt->vec[0], bezt->vec[2]); + if (activeOnly && cu->lastsel) { + for (nu = nurbs->first; nu; nu = nu->next) { + if (nu->type == CU_BEZIER) { + if (ARRAY_HAS_ITEM((BezTriple *)cu->lastsel, nu->bezt, nu->pntsu)) { + bezt = cu->lastsel; + BKE_nurb_bezt_calc_normal(nu, bezt, normal); + BKE_nurb_bezt_calc_plane(nu, bezt, plane); + break; } - else { - if (bezt->f1) { - sub_v3_v3v3(normal, bezt->vec[0], bezt->vec[1]); - } - if (bezt->f2) { - sub_v3_v3v3(normal, bezt->vec[0], bezt->vec[2]); - } - if (bezt->f3) { - sub_v3_v3v3(normal, bezt->vec[1], bezt->vec[2]); + } + else { + if (ARRAY_HAS_ITEM((BPoint *)cu->lastsel, nu->bp, nu->pntsu)) { + /* do nothing */ + break; + } + } + } + } + else { + for (nu = nurbs->first; nu; nu = nu->next) { + /* only bezier has a normal */ + if (nu->type == CU_BEZIER) { + bezt = nu->bezt; + a = nu->pntsu; + while (a--) { + /* exception */ + if ((bezt->f1 | bezt->f2 | bezt->f3) & SELECT) { + float tvec[3]; + if ((bezt->f1 & SELECT) + (bezt->f2 & SELECT) + (bezt->f3 & SELECT) > SELECT) { + BKE_nurb_bezt_calc_normal(nu, bezt, tvec); + add_v3_v3(normal, tvec); + } + else { + if (bezt->f1 & SELECT) { + sub_v3_v3v3(tvec, bezt->vec[0], bezt->vec[1]); + normalize_v3(tvec); + add_v3_v3(normal, tvec); + } + if (bezt->f2 & SELECT) { + sub_v3_v3v3(tvec, bezt->vec[0], bezt->vec[2]); + normalize_v3(tvec); + add_v3_v3(normal, tvec); + } + if (bezt->f3 & SELECT) { + sub_v3_v3v3(tvec, bezt->vec[1], bezt->vec[2]); + normalize_v3(tvec); + add_v3_v3(normal, tvec); + } + } + + BKE_nurb_bezt_calc_plane(nu, bezt, tvec); + add_v3_v3(plane, tvec); } + bezt++; } - bezt++; } } } if (!is_zero_v3(normal)) { - result = ORIENTATION_NORMAL; + result = ORIENTATION_FACE; } } else if (obedit->type == OB_MBALL) { |