diff options
Diffstat (limited to 'source/blender/editors/mesh/editmesh_extrude_spin_gizmo.c')
-rw-r--r-- | source/blender/editors/mesh/editmesh_extrude_spin_gizmo.c | 430 |
1 files changed, 430 insertions, 0 deletions
diff --git a/source/blender/editors/mesh/editmesh_extrude_spin_gizmo.c b/source/blender/editors/mesh/editmesh_extrude_spin_gizmo.c new file mode 100644 index 00000000000..b86d6f9dd20 --- /dev/null +++ b/source/blender/editors/mesh/editmesh_extrude_spin_gizmo.c @@ -0,0 +1,430 @@ +/* + * ***** BEGIN GPL LICENSE BLOCK ***** + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * ***** END GPL LICENSE BLOCK ***** + */ + +/** \file blender/editors/mesh/editmesh_extrude_spin_gizmo.c + * \ingroup edmesh + */ + +#include "BLI_math.h" + +#include "BKE_context.h" + +#include "RNA_access.h" + +#include "WM_api.h" +#include "WM_types.h" + +#include "ED_screen.h" +#include "ED_view3d.h" + +#include "UI_resources.h" + +#include "MEM_guardedalloc.h" + +#include "mesh_intern.h" /* own include */ + +#include "ED_gizmo_library.h" +#include "ED_undo.h" + +/* -------------------------------------------------------------------- */ +/** \name Spin Gizmo + * \{ */ + +typedef struct GizmoSpinGroup { + /* Arrow to change plane depth. */ + struct wmGizmo *translate_z; + /* Translate XYZ */ + struct wmGizmo *translate_c; + /* For grabbing the gizmo and moving freely. */ + struct wmGizmo *rotate_c; + /* Spin angle */ + struct wmGizmo *angle_z; + + /* We could store more vars here! */ + struct { + bContext *context; + wmOperatorType *ot; + wmOperator *op; + PropertyRNA *prop_axis_co; + PropertyRNA *prop_axis_no; + PropertyRNA *prop_angle; + + float rotate_axis[3]; + float rotate_up[3]; + } data; +} GizmoSpinGroup; + +/** + * XXX. calling redo from property updates is not great. + * This is needed because changing the RNA doesn't cause a redo + * and we're not using operator UI which does just this. + */ +static void gizmo_spin_exec(GizmoSpinGroup *ggd) +{ + wmOperator *op = ggd->data.op; + if (op == WM_operator_last_redo((bContext *)ggd->data.context)) { + ED_undo_operator_repeat((bContext *)ggd->data.context, op); + } +} + +static void gizmo_mesh_spin_update_from_op(GizmoSpinGroup *ggd) +{ + wmOperator *op = ggd->data.op; + + float plane_co[3], plane_no[3]; + + RNA_property_float_get_array(op->ptr, ggd->data.prop_axis_co, plane_co); + RNA_property_float_get_array(op->ptr, ggd->data.prop_axis_no, plane_no); + + WM_gizmo_set_matrix_location(ggd->translate_z, plane_co); + WM_gizmo_set_matrix_location(ggd->rotate_c, plane_co); + WM_gizmo_set_matrix_location(ggd->angle_z, plane_co); + /* translate_c location comes from the property. */ + + WM_gizmo_set_matrix_rotation_from_z_axis(ggd->translate_z, plane_no); + WM_gizmo_set_matrix_rotation_from_z_axis(ggd->angle_z, plane_no); + + WM_gizmo_set_scale(ggd->translate_c, 0.2); + + RegionView3D *rv3d = ED_view3d_context_rv3d(ggd->data.context); + if (rv3d) { + normalize_v3_v3(ggd->data.rotate_axis, rv3d->viewinv[2]); + normalize_v3_v3(ggd->data.rotate_up, rv3d->viewinv[1]); + + /* ensure its orthogonal */ + project_plane_normalized_v3_v3v3(ggd->data.rotate_up, ggd->data.rotate_up, ggd->data.rotate_axis); + normalize_v3(ggd->data.rotate_up); + + WM_gizmo_set_matrix_rotation_from_z_axis(ggd->translate_c, plane_no); + WM_gizmo_set_matrix_rotation_from_yz_axis(ggd->rotate_c, plane_no, ggd->data.rotate_axis); + + /* show the axis instead of mouse cursor */ + RNA_enum_set(ggd->rotate_c->ptr, "draw_options", + ED_GIZMO_DIAL_DRAW_FLAG_ANGLE_MIRROR | + ED_GIZMO_DIAL_DRAW_FLAG_ANGLE_START_Y); + + } +} + +/* depth callbacks */ +static void gizmo_spin_prop_depth_get( + const wmGizmo *gz, wmGizmoProperty *gz_prop, + void *value_p) +{ + GizmoSpinGroup *ggd = gz->parent_gzgroup->customdata; + wmOperator *op = ggd->data.op; + float *value = value_p; + + BLI_assert(gz_prop->type->array_length == 1); + UNUSED_VARS_NDEBUG(gz_prop); + + float plane_co[3], plane_no[3]; + RNA_property_float_get_array(op->ptr, ggd->data.prop_axis_co, plane_co); + RNA_property_float_get_array(op->ptr, ggd->data.prop_axis_no, plane_no); + + value[0] = dot_v3v3(plane_no, plane_co) - dot_v3v3(plane_no, gz->matrix_basis[3]); +} + +static void gizmo_spin_prop_depth_set( + const wmGizmo *gz, wmGizmoProperty *gz_prop, + const void *value_p) +{ + GizmoSpinGroup *ggd = gz->parent_gzgroup->customdata; + wmOperator *op = ggd->data.op; + const float *value = value_p; + + BLI_assert(gz_prop->type->array_length == 1); + UNUSED_VARS_NDEBUG(gz_prop); + + float plane_co[3], plane[4]; + RNA_property_float_get_array(op->ptr, ggd->data.prop_axis_co, plane_co); + RNA_property_float_get_array(op->ptr, ggd->data.prop_axis_no, plane); + normalize_v3(plane); + + plane[3] = -value[0] - dot_v3v3(plane, gz->matrix_basis[3]); + + /* Keep our location, may be offset simply to be inside the viewport. */ + closest_to_plane_normalized_v3(plane_co, plane, plane_co); + + RNA_property_float_set_array(op->ptr, ggd->data.prop_axis_co, plane_co); + + gizmo_spin_exec(ggd); +} + +/* translate callbacks */ +static void gizmo_spin_prop_translate_get( + const wmGizmo *gz, wmGizmoProperty *gz_prop, + void *value_p) +{ + GizmoSpinGroup *ggd = gz->parent_gzgroup->customdata; + wmOperator *op = ggd->data.op; + float *value = value_p; + + BLI_assert(gz_prop->type->array_length == 3); + UNUSED_VARS_NDEBUG(gz_prop); + + RNA_property_float_get_array(op->ptr, ggd->data.prop_axis_co, value); +} + +static void gizmo_spin_prop_translate_set( + const wmGizmo *gz, wmGizmoProperty *gz_prop, + const void *value) +{ + GizmoSpinGroup *ggd = gz->parent_gzgroup->customdata; + wmOperator *op = ggd->data.op; + + BLI_assert(gz_prop->type->array_length == 3); + UNUSED_VARS_NDEBUG(gz_prop); + + RNA_property_float_set_array(op->ptr, ggd->data.prop_axis_co, value); + + gizmo_spin_exec(ggd); +} + +/* angle callbacks */ +static void gizmo_spin_prop_axis_angle_get( + const wmGizmo *gz, wmGizmoProperty *gz_prop, + void *value_p) +{ + GizmoSpinGroup *ggd = gz->parent_gzgroup->customdata; + wmOperator *op = ggd->data.op; + float *value = value_p; + + BLI_assert(gz_prop->type->array_length == 1); + UNUSED_VARS_NDEBUG(gz_prop); + + float plane_no[4]; + RNA_property_float_get_array(op->ptr, ggd->data.prop_axis_no, plane_no); + normalize_v3(plane_no); + + float plane_no_proj[3]; + project_plane_normalized_v3_v3v3(plane_no_proj, plane_no, ggd->data.rotate_axis); + + if (!is_zero_v3(plane_no_proj)) { + const float angle = -angle_signed_on_axis_v3v3_v3(plane_no_proj, ggd->data.rotate_up, ggd->data.rotate_axis); + value[0] = angle; + } + else { + value[0] = 0.0f; + } +} + +static void gizmo_spin_prop_axis_angle_set( + const wmGizmo *gz, wmGizmoProperty *gz_prop, + const void *value_p) +{ + GizmoSpinGroup *ggd = gz->parent_gzgroup->customdata; + wmOperator *op = ggd->data.op; + const float *value = value_p; + + BLI_assert(gz_prop->type->array_length == 1); + UNUSED_VARS_NDEBUG(gz_prop); + + float plane_no[4]; + RNA_property_float_get_array(op->ptr, ggd->data.prop_axis_no, plane_no); + normalize_v3(plane_no); + + float plane_no_proj[3]; + project_plane_normalized_v3_v3v3(plane_no_proj, plane_no, ggd->data.rotate_axis); + + if (!is_zero_v3(plane_no_proj)) { + const float angle = -angle_signed_on_axis_v3v3_v3(plane_no_proj, ggd->data.rotate_up, ggd->data.rotate_axis); + const float angle_delta = angle - angle_compat_rad(value[0], angle); + if (angle_delta != 0.0f) { + float mat[3][3]; + axis_angle_normalized_to_mat3(mat, ggd->data.rotate_axis, angle_delta); + mul_m3_v3(mat, plane_no); + + /* re-normalize - seems acceptable */ + RNA_property_float_set_array(op->ptr, ggd->data.prop_axis_no, plane_no); + + gizmo_spin_exec(ggd); + } + } +} + +/* angle callbacks */ +static void gizmo_spin_prop_angle_get( + const wmGizmo *gz, wmGizmoProperty *gz_prop, + void *value_p) +{ + GizmoSpinGroup *ggd = gz->parent_gzgroup->customdata; + wmOperator *op = ggd->data.op; + float *value = value_p; + + BLI_assert(gz_prop->type->array_length == 1); + UNUSED_VARS_NDEBUG(gz_prop); + value[0] = RNA_property_float_get(op->ptr, ggd->data.prop_angle); +} + +static void gizmo_spin_prop_angle_set( + const wmGizmo *gz, wmGizmoProperty *gz_prop, + const void *value_p) +{ + GizmoSpinGroup *ggd = gz->parent_gzgroup->customdata; + wmOperator *op = ggd->data.op; + BLI_assert(gz_prop->type->array_length == 1); + UNUSED_VARS_NDEBUG(gz_prop); + const float *value = value_p; + RNA_property_float_set(op->ptr, ggd->data.prop_angle, value[0]); + + gizmo_spin_exec(ggd); +} + +static bool gizmo_mesh_spin_poll(const bContext *C, wmGizmoGroupType *gzgt) +{ + wmOperator *op = WM_operator_last_redo(C); + if (op == NULL || !STREQ(op->type->idname, "MESH_OT_spin")) { + WM_gizmo_group_type_unlink_delayed_ptr(gzgt); + return false; + } + return true; +} + + +static void gizmo_mesh_spin_redo_modal_from_setup( + const bContext *C, wmGizmoGroup *gzgroup) +{ + /* Start off dragging. */ + struct GizmoSpinGroup *ggd = gzgroup->customdata; + wmWindow *win = CTX_wm_window(C); + wmGizmo *gz = ggd->angle_z; + wmGizmoMap *gzmap = gzgroup->parent_gzmap; + WM_gizmo_modal_set_from_setup( + gzmap, (bContext *)C, gz, 0, win->eventstate); +} + +static void gizmo_mesh_spin_setup(const bContext *C, wmGizmoGroup *gzgroup) +{ + wmOperatorType *ot = WM_operatortype_find("MESH_OT_spin", true); + wmOperator *op = WM_operator_last_redo(C); + + if ((op == NULL) || (op->type != ot)) { + return; + } + + struct GizmoSpinGroup *ggd = MEM_callocN(sizeof(GizmoSpinGroup), __func__); + gzgroup->customdata = ggd; + + const wmGizmoType *gzt_arrow = WM_gizmotype_find("GIZMO_GT_arrow_3d", true); + const wmGizmoType *gzt_move = WM_gizmotype_find("GIZMO_GT_move_3d", true); + const wmGizmoType *gzt_dial = WM_gizmotype_find("GIZMO_GT_dial_3d", true); + + ggd->translate_z = WM_gizmo_new_ptr(gzt_arrow, gzgroup, NULL); + ggd->translate_c = WM_gizmo_new_ptr(gzt_move, gzgroup, NULL); + ggd->rotate_c = WM_gizmo_new_ptr(gzt_dial, gzgroup, NULL); + ggd->angle_z = WM_gizmo_new_ptr(gzt_dial, gzgroup, NULL); + + UI_GetThemeColor3fv(TH_GIZMO_PRIMARY, ggd->translate_z->color); + UI_GetThemeColor3fv(TH_GIZMO_PRIMARY, ggd->translate_c->color); + UI_GetThemeColor3fv(TH_GIZMO_SECONDARY, ggd->rotate_c->color); + UI_GetThemeColor3fv(TH_AXIS_Z, ggd->angle_z->color); + + + RNA_enum_set(ggd->translate_z->ptr, "draw_style", ED_GIZMO_ARROW_STYLE_NORMAL); + RNA_enum_set(ggd->translate_c->ptr, "draw_style", ED_GIZMO_MOVE_STYLE_RING_2D); + + WM_gizmo_set_flag(ggd->translate_c, WM_GIZMO_DRAW_VALUE, true); + WM_gizmo_set_flag(ggd->rotate_c, WM_GIZMO_DRAW_VALUE, true); + WM_gizmo_set_flag(ggd->angle_z, WM_GIZMO_DRAW_VALUE, true); + + WM_gizmo_set_scale(ggd->rotate_c, 0.8f); + + { + ggd->data.context = (bContext *)C; + ggd->data.ot = ot; + ggd->data.op = op; + ggd->data.prop_axis_co = RNA_struct_type_find_property(ot->srna, "center"); + ggd->data.prop_axis_no = RNA_struct_type_find_property(ot->srna, "axis"); + ggd->data.prop_angle = RNA_struct_type_find_property(ot->srna, "angle"); + } + + gizmo_mesh_spin_update_from_op(ggd); + + /* Setup property callbacks */ + { + WM_gizmo_target_property_def_func( + ggd->translate_z, "offset", + &(const struct wmGizmoPropertyFnParams) { + .value_get_fn = gizmo_spin_prop_depth_get, + .value_set_fn = gizmo_spin_prop_depth_set, + .range_get_fn = NULL, + .user_data = NULL, + }); + + WM_gizmo_target_property_def_func( + ggd->translate_c, "offset", + &(const struct wmGizmoPropertyFnParams) { + .value_get_fn = gizmo_spin_prop_translate_get, + .value_set_fn = gizmo_spin_prop_translate_set, + .range_get_fn = NULL, + .user_data = NULL, + }); + + WM_gizmo_target_property_def_func( + ggd->rotate_c, "offset", + &(const struct wmGizmoPropertyFnParams) { + .value_get_fn = gizmo_spin_prop_axis_angle_get, + .value_set_fn = gizmo_spin_prop_axis_angle_set, + .range_get_fn = NULL, + .user_data = NULL, + }); + + WM_gizmo_target_property_def_func( + ggd->angle_z, "offset", + &(const struct wmGizmoPropertyFnParams) { + .value_get_fn = gizmo_spin_prop_angle_get, + .value_set_fn = gizmo_spin_prop_angle_set, + .range_get_fn = NULL, + .user_data = NULL, + }); + + } + + /* Become modal as soon as it's started. */ + gizmo_mesh_spin_redo_modal_from_setup(C, gzgroup); +} + +static void gizmo_mesh_spin_draw_prepare( + const bContext *UNUSED(C), wmGizmoGroup *gzgroup) +{ + GizmoSpinGroup *ggd = gzgroup->customdata; + if (ggd->data.op->next) { + ggd->data.op = WM_operator_last_redo((bContext *)ggd->data.context); + } + gizmo_mesh_spin_update_from_op(ggd); +} + +void MESH_GGT_spin(struct wmGizmoGroupType *gzgt) +{ + gzgt->name = "Mesh Spin"; + gzgt->idname = "MESH_GGT_spin"; + + gzgt->flag = WM_GIZMOGROUPTYPE_3D; + + gzgt->gzmap_params.spaceid = SPACE_VIEW3D; + gzgt->gzmap_params.regionid = RGN_TYPE_WINDOW; + + gzgt->poll = gizmo_mesh_spin_poll; + gzgt->setup = gizmo_mesh_spin_setup; + gzgt->draw_prepare = gizmo_mesh_spin_draw_prepare; +} + +/** \} */ |