forked from bartvdbraak/blender
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215acdd803
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@ -706,11 +706,12 @@ class ConstraintButtonsPanel(bpy.types.Panel):
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col = layout.column()
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col.itemL(text="Chain Scaling:")
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col.itemR(con, "y_scaling")
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col.itemR(con, "y_stretch")
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if wide_ui:
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col.itemR(con, "xz_scaling_mode")
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else:
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col.itemR(con, "xz_scaling_mode", text="")
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col.itemR(con, "use_curve_radius")
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class OBJECT_PT_constraints(ConstraintButtonsPanel):
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@ -1915,20 +1915,12 @@ static void splineik_evaluate_bone(tSplineIK_Tree *tree, Scene *scene, Object *o
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}
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/* step 4: set the scaling factors for the axes */
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// TODO: include a no-scale option?
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{
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/* only multiply the y-axis by the scaling factor to get nice volume-preservation */
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mul_v3_fl(poseMat[1], scaleFac);
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/* set the scaling factors of the x and z axes from... */
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switch (ikData->xzScaleMode) {
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case CONSTRAINT_SPLINEIK_XZS_RADIUS:
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{
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/* radius of curve */
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mul_v3_fl(poseMat[0], radius);
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mul_v3_fl(poseMat[2], radius);
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}
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break;
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case CONSTRAINT_SPLINEIK_XZS_ORIGINAL:
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{
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/* original scales get used */
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@ -1942,6 +1934,37 @@ static void splineik_evaluate_bone(tSplineIK_Tree *tree, Scene *scene, Object *o
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mul_v3_fl(poseMat[2], scale);
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}
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break;
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case CONSTRAINT_SPLINEIK_XZS_VOLUMETRIC:
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{
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/* 'volume preservation' */
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float scale;
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/* calculate volume preservation factor which is
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* basically the inverse of the y-scaling factor
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*/
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if (fabs(scaleFac) != 0.0f) {
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scale= 1.0 / fabs(scaleFac);
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/* we need to clamp this within sensible values */
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// NOTE: these should be fine for now, but should get sanitised in future
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scale= MIN2( MAX2(scale, 0.0001) , 100000);
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}
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else
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scale= 1.0f;
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/* apply the scaling */
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mul_v3_fl(poseMat[0], scale);
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mul_v3_fl(poseMat[2], scale);
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}
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break;
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}
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/* finally, multiply the x and z scaling by the radius of the curve too,
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* to allow automatic scales to get tweaked still
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*/
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if ((ikData->flag & CONSTRAINT_SPLINEIK_NO_CURVERAD) == 0) {
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mul_v3_fl(poseMat[0], radius);
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mul_v3_fl(poseMat[2], radius);
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}
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}
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@ -1235,7 +1235,6 @@ void VIEW3D_OT_view_center(wmOperatorType *ot)
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static int viewcenter_cursor_exec(bContext *C, wmOperator *op)
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{
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View3D *v3d = CTX_wm_view3d(C);
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ARegion *ar= CTX_wm_region(C);
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RegionView3D *rv3d= CTX_wm_region_view3d(C);
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Scene *scene= CTX_data_scene(C);
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@ -1257,7 +1256,7 @@ static int viewcenter_cursor_exec(bContext *C, wmOperator *op)
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}
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if (rv3d->viewlock & RV3D_BOXVIEW)
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view3d_boxview_copy(CTX_wm_area(C), ar);
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view3d_boxview_copy(CTX_wm_area(C), CTX_wm_region(C));
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}
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return OPERATOR_FINISHED;
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@ -1275,7 +1274,7 @@ void VIEW3D_OT_view_center_cursor(wmOperatorType *ot)
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ot->poll= ED_operator_view3d_active;
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/* flags */
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ot->flag= OPTYPE_REGISTER/*|OPTYPE_UNDO*/;
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ot->flag= 0;
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}
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/* ********************* Set render border operator ****************** */
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@ -585,16 +585,18 @@ typedef enum eSplineIK_Flags {
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CONSTRAINT_SPLINEIK_SCALE_LIMITED = (1<<2),
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/* evenly distribute the bones along the path regardless of length */
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CONSTRAINT_SPLINEIK_EVENSPLITS = (1<<3),
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/* don't adjust the x and z scaling of the bones by the curve radius */
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CONSTRAINT_SPLINEIK_NO_CURVERAD = (1<<4),
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} eSplineIK_Flags;
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/* bSplineIKConstraint->xzScaleMode */
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typedef enum eSplineIK_XZScaleModes {
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/* no x/z scaling */
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CONSTRAINT_SPLINEIK_XZS_NONE = 0,
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/* bones in the chain should take their x/z scales from the curve radius */
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CONSTRAINT_SPLINEIK_XZS_RADIUS,
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/* bones in the chain should take their x/z scales from the original scaling */
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CONSTRAINT_SPLINEIK_XZS_ORIGINAL,
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/* x/z scales are the inverse of the y-scale */
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CONSTRAINT_SPLINEIK_XZS_VOLUMETRIC,
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} eSplineIK_XZScaleModes;
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/* MinMax (floor) flags */
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@ -1679,9 +1679,9 @@ static void rna_def_constraint_spline_ik(BlenderRNA *brna)
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PropertyRNA *prop;
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static EnumPropertyItem splineik_xz_scale_mode[] = {
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{CONSTRAINT_SPLINEIK_XZS_NONE, "NONE", 0, "Volume Preserve", "Don't scale the x and z axes, giving a volume preservation effect. (Default)"},
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{CONSTRAINT_SPLINEIK_XZS_RADIUS, "CURVE_RADIUS", 0, "Curve Radius", "Use the radius of the curve."},
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{CONSTRAINT_SPLINEIK_XZS_NONE, "NONE", 0, "None", "Don't scale the X and Z axes (Default)"},
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{CONSTRAINT_SPLINEIK_XZS_ORIGINAL, "BONE_ORIGINAL", 0, "Bone Original", "Use the original scaling of the bones."},
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{CONSTRAINT_SPLINEIK_XZS_VOLUMETRIC, "VOLUME_PRESERVE", 0, "Volume Preservation", "Scale of the X and Z axes is the inverse of the Y-Scale."},
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{0, NULL, 0, NULL, NULL}};
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srna= RNA_def_struct(brna, "SplineIKConstraint", "Constraint");
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@ -1718,15 +1718,20 @@ static void rna_def_constraint_spline_ik(BlenderRNA *brna)
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RNA_def_property_ui_text(prop, "Even Divisions", "Ignore the relative lengths of the bones when fitting to the curve.");
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RNA_def_property_update(prop, NC_OBJECT|ND_CONSTRAINT, "rna_Constraint_update");
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prop= RNA_def_property(srna, "y_scaling", PROP_BOOLEAN, PROP_NONE);
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prop= RNA_def_property(srna, "y_streching", PROP_BOOLEAN, PROP_NONE);
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RNA_def_property_boolean_negative_sdna(prop, NULL, "flag", CONSTRAINT_SPLINEIK_SCALE_LIMITED);
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RNA_def_property_ui_text(prop, "Y Scaling", "Stretch the Y axis of the bones to fit the curve.");
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RNA_def_property_ui_text(prop, "Y Stretch", "Stretch the Y axis of the bones to fit the curve.");
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RNA_def_property_update(prop, NC_OBJECT|ND_CONSTRAINT, "rna_Constraint_update");
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prop= RNA_def_property(srna, "use_curve_radius", PROP_BOOLEAN, PROP_NONE);
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RNA_def_property_boolean_negative_sdna(prop, NULL, "flag", CONSTRAINT_SPLINEIK_NO_CURVERAD);
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RNA_def_property_ui_text(prop, "Use Curve Radius", "Average radius of the endpoints is used to tweak the X and Z Scaling of the bones, on top of XZ Scale mode.");
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RNA_def_property_update(prop, NC_OBJECT|ND_CONSTRAINT, "rna_Constraint_update");
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prop= RNA_def_property(srna, "xz_scaling_mode", PROP_ENUM, PROP_NONE);
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RNA_def_property_enum_sdna(prop, NULL, "xzScaleMode");
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RNA_def_property_enum_items(prop, splineik_xz_scale_mode);
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RNA_def_property_ui_text(prop, "XZ Scale Mode", "Method used for determining the scaling of the X and Z axes of the bone.");
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RNA_def_property_ui_text(prop, "XZ Scale Mode", "Method used for determining the scaling of the X and Z axes of the bones.");
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RNA_def_property_update(prop, NC_OBJECT|ND_CONSTRAINT, "rna_Constraint_update");
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}
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