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tornavis/source/blender/editors/transform/transform.cc

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/* SPDX-FileCopyrightText: 2001-2002 NaN Holding BV. All rights reserved.
*
* SPDX-License-Identifier: GPL-2.0-or-later */
/** \file
* \ingroup edtransform
*/
#include <cstdlib>
#include "MEM_guardedalloc.h"
#include "DNA_gpencil_legacy_types.h"
#include "DNA_mask_types.h"
#include "DNA_mesh_types.h"
#include "DNA_screen_types.h"
#include "BLI_math_matrix.h"
#include "BLI_math_vector.h"
#include "BLI_rect.h"
#include "BKE_context.h"
#include "BKE_editmesh.h"
#include "BKE_layer.h"
#include "BKE_mask.h"
#include "BKE_scene.h"
#include "GPU_state.h"
#include "ED_clip.hh"
#include "ED_gpencil_legacy.hh"
#include "ED_image.hh"
#include "ED_keyframing.hh"
#include "ED_node.hh"
#include "ED_screen.hh"
#include "ED_space_api.hh"
#include "ANIM_keyframing.hh"
#include "SEQ_transform.hh"
#include "WM_api.hh"
#include "WM_message.hh"
#include "WM_types.hh"
#include "UI_interface_icons.hh"
#include "UI_resources.hh"
#include "UI_view2d.hh"
#include "RNA_access.hh"
#include "BLF_api.h"
#include "BLT_translation.h"
#include "transform.hh"
#include "transform_constraints.hh"
#include "transform_convert.hh"
#include "transform_draw_cursors.hh"
#include "transform_gizmo.hh"
#include "transform_mode.hh"
#include "transform_orientations.hh"
#include "transform_snap.hh"
/* Disabling, since when you type you know what you are doing,
* and being able to set it to zero is handy. */
/* #define USE_NUM_NO_ZERO */
using namespace blender;
bool transdata_check_local_islands(TransInfo *t, short around)
{
if (t->options & (CTX_CURSOR | CTX_TEXTURE_SPACE)) {
return false;
}
return ((around == V3D_AROUND_LOCAL_ORIGINS) &&
ELEM(t->obedit_type, OB_MESH, OB_GPENCIL_LEGACY));
}
/* ************************** SPACE DEPENDENT CODE **************************** */
void setTransformViewMatrices(TransInfo *t)
{
if (!(t->options & CTX_PAINT_CURVE) && (t->spacetype == SPACE_VIEW3D) && t->region &&
(t->region->regiontype == RGN_TYPE_WINDOW))
{
RegionView3D *rv3d = static_cast<RegionView3D *>(t->region->regiondata);
copy_m4_m4(t->viewmat, rv3d->viewmat);
copy_m4_m4(t->viewinv, rv3d->viewinv);
copy_m4_m4(t->persmat, rv3d->persmat);
copy_m4_m4(t->persinv, rv3d->persinv);
t->persp = rv3d->persp;
}
else {
unit_m4(t->viewmat);
unit_m4(t->viewinv);
unit_m4(t->persmat);
unit_m4(t->persinv);
t->persp = RV3D_ORTHO;
}
}
void setTransformViewAspect(TransInfo *t, float r_aspect[3])
{
copy_v3_fl(r_aspect, 1.0f);
if (t->spacetype == SPACE_IMAGE) {
SpaceImage *sima = static_cast<SpaceImage *>(t->area->spacedata.first);
if (t->options & CTX_MASK) {
ED_space_image_get_aspect(sima, &r_aspect[0], &r_aspect[1]);
}
else if (t->options & CTX_PAINT_CURVE) {
/* pass */
}
else {
ED_space_image_get_uv_aspect(sima, &r_aspect[0], &r_aspect[1]);
}
}
else if (t->spacetype == SPACE_SEQ) {
if (t->options & CTX_CURSOR) {
SEQ_image_preview_unit_to_px(t->scene, r_aspect, r_aspect);
}
}
else if (t->spacetype == SPACE_CLIP) {
SpaceClip *sclip = static_cast<SpaceClip *>(t->area->spacedata.first);
if (t->options & CTX_MOVIECLIP) {
ED_space_clip_get_aspect_dimension_aware(sclip, &r_aspect[0], &r_aspect[1]);
}
else {
ED_space_clip_get_aspect(sclip, &r_aspect[0], &r_aspect[1]);
}
}
else if (t->spacetype == SPACE_GRAPH) {
/* Depends on context of usage. */
}
}
static void convertViewVec2D(View2D *v2d, float r_vec[3], int dx, int dy)
{
float divx = BLI_rcti_size_x(&v2d->mask);
float divy = BLI_rcti_size_y(&v2d->mask);
r_vec[0] = BLI_rctf_size_x(&v2d->cur) * dx / divx;
r_vec[1] = BLI_rctf_size_y(&v2d->cur) * dy / divy;
r_vec[2] = 0.0f;
}
static void convertViewVec2D_mask(View2D *v2d, float r_vec[3], int dx, int dy)
{
float divx = BLI_rcti_size_x(&v2d->mask);
float divy = BLI_rcti_size_y(&v2d->mask);
float mulx = BLI_rctf_size_x(&v2d->cur);
float muly = BLI_rctf_size_y(&v2d->cur);
/* difference with convertViewVec2D */
/* clamp w/h, mask only */
if (mulx / divx < muly / divy) {
divy = divx;
muly = mulx;
}
else {
divx = divy;
mulx = muly;
}
/* end difference */
r_vec[0] = mulx * dx / divx;
r_vec[1] = muly * dy / divy;
r_vec[2] = 0.0f;
}
void convertViewVec(TransInfo *t, float r_vec[3], double dx, double dy)
{
if ((t->spacetype == SPACE_VIEW3D) && (t->region->regiontype == RGN_TYPE_WINDOW)) {
if (t->options & CTX_PAINT_CURVE) {
r_vec[0] = dx;
r_vec[1] = dy;
}
else {
const float xy_delta[2] = {float(dx), float(dy)};
ED_view3d_win_to_delta(t->region, xy_delta, t->zfac, r_vec);
}
}
else if (t->spacetype == SPACE_IMAGE) {
if (t->options & CTX_MASK) {
convertViewVec2D_mask(static_cast<View2D *>(t->view), r_vec, dx, dy);
}
else if (t->options & CTX_PAINT_CURVE) {
r_vec[0] = dx;
r_vec[1] = dy;
}
else {
convertViewVec2D(static_cast<View2D *>(t->view), r_vec, dx, dy);
}
r_vec[0] *= t->aspect[0];
r_vec[1] *= t->aspect[1];
}
else if (ELEM(t->spacetype, SPACE_GRAPH, SPACE_NLA)) {
convertViewVec2D(static_cast<View2D *>(t->view), r_vec, dx, dy);
}
else if (ELEM(t->spacetype, SPACE_NODE, SPACE_SEQ)) {
convertViewVec2D(&t->region->v2d, r_vec, dx, dy);
}
else if (t->spacetype == SPACE_CLIP) {
if (t->options & CTX_MASK) {
convertViewVec2D_mask(static_cast<View2D *>(t->view), r_vec, dx, dy);
}
else {
convertViewVec2D(static_cast<View2D *>(t->view), r_vec, dx, dy);
}
r_vec[0] *= t->aspect[0];
r_vec[1] *= t->aspect[1];
}
else {
printf("%s: called in an invalid context\n", __func__);
zero_v3(r_vec);
}
}
void projectIntViewEx(TransInfo *t, const float vec[3], int adr[2], const eV3DProjTest flag)
{
if (t->spacetype == SPACE_VIEW3D) {
if (t->region->regiontype == RGN_TYPE_WINDOW) {
if (ED_view3d_project_int_global(t->region, vec, adr, flag) != V3D_PROJ_RET_OK) {
/* this is what was done in 2.64, perhaps we can be smarter? */
adr[0] = int(2140000000.0f);
adr[1] = int(2140000000.0f);
}
}
}
else if (t->spacetype == SPACE_IMAGE) {
SpaceImage *sima = static_cast<SpaceImage *>(t->area->spacedata.first);
if (t->options & CTX_MASK) {
float v[2];
v[0] = vec[0] / t->aspect[0];
v[1] = vec[1] / t->aspect[1];
BKE_mask_coord_to_image(sima->image, &sima->iuser, v, v);
ED_image_point_pos__reverse(sima, t->region, v, v);
adr[0] = v[0];
adr[1] = v[1];
}
else if (t->options & CTX_PAINT_CURVE) {
adr[0] = vec[0];
adr[1] = vec[1];
}
else {
float v[2];
v[0] = vec[0] / t->aspect[0];
v[1] = vec[1] / t->aspect[1];
UI_view2d_view_to_region(static_cast<const View2D *>(t->view), v[0], v[1], &adr[0], &adr[1]);
}
}
else if (t->spacetype == SPACE_ACTION) {
int out[2] = {0, 0};
#if 0
SpaceAction *sact = t->area->spacedata.first;
if (sact->flag & SACTION_DRAWTIME) {
// vec[0] = vec[0] / ((t->scene->r.frs_sec / t->scene->r.frs_sec_base));
/* same as below */
UI_view2d_view_to_region((View2D *)t->view, vec[0], vec[1], &out[0], &out[1]);
}
else
#endif
{
UI_view2d_view_to_region((View2D *)t->view, vec[0], vec[1], &out[0], &out[1]);
}
adr[0] = out[0];
adr[1] = out[1];
}
else if (ELEM(t->spacetype, SPACE_GRAPH, SPACE_NLA)) {
int out[2] = {0, 0};
UI_view2d_view_to_region((View2D *)t->view, vec[0], vec[1], &out[0], &out[1]);
adr[0] = out[0];
adr[1] = out[1];
}
else if (t->spacetype == SPACE_SEQ) { /* XXX not tested yet, but should work */
int out[2] = {0, 0};
UI_view2d_view_to_region((View2D *)t->view, vec[0], vec[1], &out[0], &out[1]);
adr[0] = out[0];
adr[1] = out[1];
}
else if (t->spacetype == SPACE_CLIP) {
SpaceClip *sc = static_cast<SpaceClip *>(t->area->spacedata.first);
if (t->options & CTX_MASK) {
MovieClip *clip = ED_space_clip_get_clip(sc);
if (clip) {
float v[2];
v[0] = vec[0] / t->aspect[0];
v[1] = vec[1] / t->aspect[1];
BKE_mask_coord_to_movieclip(sc->clip, &sc->user, v, v);
ED_clip_point_stable_pos__reverse(sc, t->region, v, v);
adr[0] = v[0];
adr[1] = v[1];
}
else {
adr[0] = 0;
adr[1] = 0;
}
}
else if (t->options & CTX_MOVIECLIP) {
float v[2];
v[0] = vec[0] / t->aspect[0];
v[1] = vec[1] / t->aspect[1];
UI_view2d_view_to_region(static_cast<const View2D *>(t->view), v[0], v[1], &adr[0], &adr[1]);
}
else {
BLI_assert(0);
}
}
else if (t->spacetype == SPACE_NODE) {
UI_view2d_view_to_region((View2D *)t->view, vec[0], vec[1], &adr[0], &adr[1]);
}
}
void projectIntView(TransInfo *t, const float vec[3], int adr[2])
{
projectIntViewEx(t, vec, adr, V3D_PROJ_TEST_NOP);
}
void projectFloatViewEx(TransInfo *t, const float vec[3], float adr[2], const eV3DProjTest flag)
{
switch (t->spacetype) {
case SPACE_VIEW3D: {
if (t->options & CTX_PAINT_CURVE) {
adr[0] = vec[0];
adr[1] = vec[1];
}
else if (t->region->regiontype == RGN_TYPE_WINDOW) {
/* allow points behind the view #33643. */
if (ED_view3d_project_float_global(t->region, vec, adr, flag) != V3D_PROJ_RET_OK) {
/* XXX, 2.64 and prior did this, weak! */
adr[0] = t->region->winx / 2.0f;
adr[1] = t->region->winy / 2.0f;
}
return;
}
break;
}
default: {
int a[2] = {0, 0};
projectIntView(t, vec, a);
adr[0] = a[0];
adr[1] = a[1];
break;
}
}
}
void projectFloatView(TransInfo *t, const float vec[3], float adr[2])
{
projectFloatViewEx(t, vec, adr, V3D_PROJ_TEST_NOP);
}
void applyAspectRatio(TransInfo *t, float vec[2])
{
if ((t->spacetype == SPACE_IMAGE) && (t->mode == TFM_TRANSLATION) &&
!(t->options & CTX_PAINT_CURVE))
{
SpaceImage *sima = static_cast<SpaceImage *>(t->area->spacedata.first);
if ((sima->flag & SI_COORDFLOATS) == 0) {
int width, height;
ED_space_image_get_size(sima, &width, &height);
vec[0] *= width;
vec[1] *= height;
}
vec[0] /= t->aspect[0];
vec[1] /= t->aspect[1];
}
else if ((t->spacetype == SPACE_CLIP) && (t->mode == TFM_TRANSLATION)) {
if (t->options & (CTX_MOVIECLIP | CTX_MASK)) {
vec[0] /= t->aspect[0];
vec[1] /= t->aspect[1];
}
}
}
void removeAspectRatio(TransInfo *t, float vec[2])
{
if ((t->spacetype == SPACE_IMAGE) && (t->mode == TFM_TRANSLATION)) {
SpaceImage *sima = static_cast<SpaceImage *>(t->area->spacedata.first);
if ((sima->flag & SI_COORDFLOATS) == 0) {
int width, height;
ED_space_image_get_size(sima, &width, &height);
vec[0] /= width;
vec[1] /= height;
}
vec[0] *= t->aspect[0];
vec[1] *= t->aspect[1];
}
else if ((t->spacetype == SPACE_CLIP) && (t->mode == TFM_TRANSLATION)) {
if (t->options & (CTX_MOVIECLIP | CTX_MASK)) {
vec[0] *= t->aspect[0];
vec[1] *= t->aspect[1];
}
}
}
static void viewRedrawForce(const bContext *C, TransInfo *t)
{
if (t->options & CTX_GPENCIL_STROKES) {
if (t->obedit_type == OB_GREASE_PENCIL) {
WM_event_add_notifier(C, NC_GEOM | ND_DATA, nullptr);
}
else if (t->obedit_type == OB_GPENCIL_LEGACY) {
bGPdata *gpd = ED_gpencil_data_get_active(C);
if (gpd) {
DEG_id_tag_update(&gpd->id, ID_RECALC_GEOMETRY);
}
WM_event_add_notifier(C, NC_GPENCIL | NA_EDITED, nullptr);
}
}
else if (t->spacetype == SPACE_VIEW3D) {
if (t->options & CTX_PAINT_CURVE) {
wmWindow *window = CTX_wm_window(C);
WM_paint_cursor_tag_redraw(window, t->region);
}
else {
/* Do we need more refined tags? */
if (t->options & CTX_POSE_BONE) {
WM_event_add_notifier(C, NC_OBJECT | ND_POSE, nullptr);
}
else {
WM_event_add_notifier(C, NC_OBJECT | ND_TRANSFORM, nullptr);
}
/* For real-time animation record - send notifiers recognized by animation editors */
/* XXX: is this notifier a lame duck? */
if ((t->animtimer) && blender::animrig::is_autokey_on(t->scene)) {
WM_event_add_notifier(C, NC_OBJECT | ND_KEYS, nullptr);
}
}
}
else if (t->spacetype == SPACE_ACTION) {
// SpaceAction *saction = (SpaceAction *)t->area->spacedata.first;
WM_event_add_notifier(C, NC_ANIMATION | ND_KEYFRAME | NA_EDITED, nullptr);
}
else if (t->spacetype == SPACE_GRAPH) {
// SpaceGraph *sipo = (SpaceGraph *)t->area->spacedata.first;
WM_event_add_notifier(C, NC_ANIMATION | ND_KEYFRAME | NA_EDITED, nullptr);
}
else if (t->spacetype == SPACE_NLA) {
WM_event_add_notifier(C, NC_ANIMATION | ND_NLA | NA_EDITED, nullptr);
}
else if (t->spacetype == SPACE_NODE) {
// ED_area_tag_redraw(t->area);
WM_event_add_notifier(C, NC_SPACE | ND_SPACE_NODE_VIEW, nullptr);
}
else if (t->spacetype == SPACE_SEQ) {
WM_event_add_notifier(C, NC_SCENE | ND_SEQUENCER, nullptr);
/* Key-frames on strips has been moved, so make sure related editors are informed. */
WM_event_add_notifier(C, NC_ANIMATION, nullptr);
}
else if (t->spacetype == SPACE_IMAGE) {
if (t->options & CTX_MASK) {
Mask *mask = CTX_data_edit_mask(C);
WM_event_add_notifier(C, NC_MASK | NA_EDITED, mask);
}
else if (t->options & CTX_PAINT_CURVE) {
wmWindow *window = CTX_wm_window(C);
WM_paint_cursor_tag_redraw(window, t->region);
}
else if (t->options & CTX_CURSOR) {
ED_area_tag_redraw(t->area);
}
else {
/* XXX how to deal with lock? */
SpaceImage *sima = (SpaceImage *)t->area->spacedata.first;
if (sima->lock) {
BKE_view_layer_synced_ensure(t->scene, t->view_layer);
WM_event_add_notifier(
C, NC_GEOM | ND_DATA, BKE_view_layer_edit_object_get(t->view_layer)->data);
}
else {
ED_area_tag_redraw(t->area);
}
}
}
else if (t->spacetype == SPACE_CLIP) {
SpaceClip *sc = (SpaceClip *)t->area->spacedata.first;
if (ED_space_clip_check_show_trackedit(sc)) {
MovieClip *clip = ED_space_clip_get_clip(sc);
/* objects could be parented to tracking data, so send this for viewport refresh */
WM_event_add_notifier(C, NC_OBJECT | ND_TRANSFORM, nullptr);
WM_event_add_notifier(C, NC_MOVIECLIP | NA_EDITED, clip);
}
else if (ED_space_clip_check_show_maskedit(sc)) {
Mask *mask = CTX_data_edit_mask(C);
WM_event_add_notifier(C, NC_MASK | NA_EDITED, mask);
}
}
}
static void viewRedrawPost(bContext *C, TransInfo *t)
{
ED_area_status_text(t->area, nullptr);
if (t->spacetype == SPACE_VIEW3D) {
/* if autokeying is enabled, send notifiers that keyframes were added */
if (blender::animrig::is_autokey_on(t->scene)) {
WM_main_add_notifier(NC_ANIMATION | ND_KEYFRAME | NA_EDITED, nullptr);
}
/* redraw UV editor */
const char uvcalc_correct_flag = ELEM(t->mode, TFM_VERT_SLIDE, TFM_EDGE_SLIDE) ?
UVCALC_TRANSFORM_CORRECT_SLIDE :
UVCALC_TRANSFORM_CORRECT;
if ((t->data_type == &TransConvertType_Mesh) &&
(t->settings->uvcalc_flag & uvcalc_correct_flag)) {
WM_event_add_notifier(C, NC_GEOM | ND_DATA, nullptr);
}
/* XXX(ton): temp, first hack to get auto-render in compositor work. */
WM_event_add_notifier(C, NC_SCENE | ND_TRANSFORM_DONE, CTX_data_scene(C));
}
}
/* ************************************************* */
static bool transform_modal_item_poll(const wmOperator *op, int value)
{
const TransInfo *t = static_cast<const TransInfo *>(op->customdata);
if (t->modifiers & MOD_EDIT_SNAP_SOURCE) {
if (value == TFM_MODAL_EDIT_SNAP_SOURCE_OFF) {
return true;
}
else if (!ELEM(value,
TFM_MODAL_CANCEL,
TFM_MODAL_CONFIRM,
TFM_MODAL_ADD_SNAP,
TFM_MODAL_REMOVE_SNAP))
{
return false;
}
}
switch (value) {
case TFM_MODAL_CANCEL: {
/* TODO: Canceling with LMB is not possible when the operator is activated
* through tweak and the LMB is pressed.
* Therefore, this item should not appear in the status bar. */
break;
}
case TFM_MODAL_PROPSIZE:
case TFM_MODAL_PROPSIZE_UP:
case TFM_MODAL_PROPSIZE_DOWN: {
if ((t->flag & T_PROP_EDIT) == 0) {
return false;
}
break;
}
case TFM_MODAL_ADD_SNAP:
case TFM_MODAL_REMOVE_SNAP: {
if (t->spacetype != SPACE_VIEW3D) {
return false;
}
if ((t->tsnap.mode & ~(SCE_SNAP_TO_INCREMENT | SCE_SNAP_TO_GRID)) == 0) {
return false;
}
if (value == TFM_MODAL_ADD_SNAP) {
if (!(t->tsnap.status & SNAP_TARGET_FOUND)) {
return false;
}
}
else {
if (!t->tsnap.selectedPoint) {
return false;
}
}
break;
}
case TFM_MODAL_AXIS_Z:
case TFM_MODAL_PLANE_X:
case TFM_MODAL_PLANE_Y:
case TFM_MODAL_PLANE_Z:
case TFM_MODAL_AUTOCONSTRAINTPLANE:
if (t->flag & T_2D_EDIT) {
return false;
}
[[fallthrough]];
case TFM_MODAL_AXIS_X:
case TFM_MODAL_AXIS_Y:
case TFM_MODAL_AUTOCONSTRAINT:
if (t->flag & T_NO_CONSTRAINT) {
return false;
}
break;
case TFM_MODAL_CONS_OFF: {
if ((t->con.mode & CON_APPLY) == 0) {
return false;
}
break;
}
case TFM_MODAL_INSERTOFS_TOGGLE_DIR:
case TFM_MODAL_NODE_ATTACH_ON:
case TFM_MODAL_NODE_ATTACH_OFF: {
if (t->spacetype != SPACE_NODE) {
return false;
}
break;
}
case TFM_MODAL_AUTOIK_LEN_INC:
case TFM_MODAL_AUTOIK_LEN_DEC: {
if ((t->flag & T_AUTOIK) == 0) {
return false;
}
break;
}
case TFM_MODAL_TRANSLATE:
case TFM_MODAL_ROTATE:
case TFM_MODAL_RESIZE:
case TFM_MODAL_VERT_EDGE_SLIDE:
case TFM_MODAL_TRACKBALL:
case TFM_MODAL_ROTATE_NORMALS: {
if (!transform_mode_is_changeable(t->mode)) {
return false;
}
if (value == TFM_MODAL_TRANSLATE && t->mode == TFM_TRANSLATION) {
/* The tracking transform in MovieClip has an alternate translate that modifies the offset
* of the tracks. */
return t->data_type == &TransConvertType_Tracking;
}
if (value == TFM_MODAL_ROTATE && t->mode == TFM_ROTATION) {
return false;
}
if (value == TFM_MODAL_RESIZE && t->mode == TFM_RESIZE) {
/* The tracking transform in MovieClip has an alternate resize that only affects the
* tracker size and not the search area. */
return t->data_type == &TransConvertType_Tracking;
}
if (value == TFM_MODAL_VERT_EDGE_SLIDE &&
(t->data_type != &TransConvertType_Mesh ||
/* WORKAROUND: Avoid repeated keys in status bar.
*
* Previously, `Vert/Edge Slide` and `Move` were triggered by the same modal key.
* But now, to fix #100129 (Status bar incorrectly shows "[G] Move"), `Vert/Edge Slide`
* has its own modal key. However by default it uses the same key as `Move` (G). So, to
* avoid displaying the same key twice (G and G), only display this modal key during the
* `Move` operation.
*
* Ideally we should check if it really uses the same key. */
t->mode != TFM_TRANSLATION))
{
return false;
}
if (value == TFM_MODAL_TRACKBALL &&
/* WORKAROUND: Avoid repeated keys in status bar.
*
* Previously, `Trackball` and `Rotate` were triggered by the same modal key.
* But to fix the status bar incorrectly showing "[R] Rotate", `Trackball` has now its
* own modal key. However by default it uses the same key as `Rotate` (R). So, to avoid
* displaying the same key twice (R and R), only display this modal key during the
* `Rotate` operation.
*
* Ideally we should check if it really uses the same key. */
t->mode != TFM_ROTATION)
{
return false;
}
if (value == TFM_MODAL_ROTATE_NORMALS) {
return t->mode == TFM_ROTATION && t->data_type == &TransConvertType_Mesh;
}
break;
}
case TFM_MODAL_EDIT_SNAP_SOURCE_OFF:
return false;
case TFM_MODAL_EDIT_SNAP_SOURCE_ON: {
if (t->spacetype != SPACE_VIEW3D) {
return false;
}
if (!ELEM(
t->mode, TFM_TRANSLATION, TFM_ROTATION, TFM_RESIZE, TFM_EDGE_SLIDE, TFM_VERT_SLIDE))
{
/* More modes can be added over time if this feature proves useful for them. */
return false;
}
break;
}
case TFM_MODAL_PASSTHROUGH_NAVIGATE:
return t->vod != nullptr;
}
return true;
}
wmKeyMap *transform_modal_keymap(wmKeyConfig *keyconf)
{
static const EnumPropertyItem modal_items[] = {
{TFM_MODAL_CONFIRM, "CONFIRM", 0, "Confirm", ""},
{TFM_MODAL_CANCEL, "CANCEL", 0, "Cancel", ""},
{TFM_MODAL_AXIS_X, "AXIS_X", 0, "X Axis", ""},
{TFM_MODAL_AXIS_Y, "AXIS_Y", 0, "Y Axis", ""},
{TFM_MODAL_AXIS_Z, "AXIS_Z", 0, "Z Axis", ""},
{TFM_MODAL_PLANE_X, "PLANE_X", 0, "X Plane", ""},
{TFM_MODAL_PLANE_Y, "PLANE_Y", 0, "Y Plane", ""},
{TFM_MODAL_PLANE_Z, "PLANE_Z", 0, "Z Plane", ""},
{TFM_MODAL_CONS_OFF, "CONS_OFF", 0, "Clear Constraints", ""},
{TFM_MODAL_EDIT_SNAP_SOURCE_ON, "EDIT_SNAP_SOURCE_ON", 0, "Set Snap Base", ""},
{TFM_MODAL_EDIT_SNAP_SOURCE_OFF, "EDIT_SNAP_SOURCE_OFF", 0, "Set Snap Base (Off)", ""},
{TFM_MODAL_SNAP_INV_ON, "SNAP_INV_ON", 0, "Snap Invert", ""},
{TFM_MODAL_SNAP_INV_OFF, "SNAP_INV_OFF", 0, "Snap Invert (Off)", ""},
{TFM_MODAL_SNAP_TOGGLE, "SNAP_TOGGLE", 0, "Snap Toggle", ""},
{TFM_MODAL_ADD_SNAP, "ADD_SNAP", 0, "Add Snap Point", ""},
{TFM_MODAL_REMOVE_SNAP, "REMOVE_SNAP", 0, "Remove Last Snap Point", ""},
{NUM_MODAL_INCREMENT_UP, "INCREMENT_UP", 0, "Numinput Increment Up", ""},
{NUM_MODAL_INCREMENT_DOWN, "INCREMENT_DOWN", 0, "Numinput Increment Down", ""},
{TFM_MODAL_PROPSIZE_UP, "PROPORTIONAL_SIZE_UP", 0, "Increase Proportional Influence", ""},
{TFM_MODAL_PROPSIZE_DOWN,
"PROPORTIONAL_SIZE_DOWN",
0,
"Decrease Proportional Influence",
""},
{TFM_MODAL_AUTOIK_LEN_INC, "AUTOIK_CHAIN_LEN_UP", 0, "Increase Max AutoIK Chain Length", ""},
{TFM_MODAL_AUTOIK_LEN_DEC,
"AUTOIK_CHAIN_LEN_DOWN",
0,
"Decrease Max AutoIK Chain Length",
""},
{TFM_MODAL_PROPSIZE, "PROPORTIONAL_SIZE", 0, "Adjust Proportional Influence", ""},
{TFM_MODAL_INSERTOFS_TOGGLE_DIR,
"INSERTOFS_TOGGLE_DIR",
0,
"Toggle Direction for Node Auto-Offset",
""},
{TFM_MODAL_NODE_ATTACH_ON, "NODE_ATTACH_ON", 0, "Node Attachment", ""},
{TFM_MODAL_NODE_ATTACH_OFF, "NODE_ATTACH_OFF", 0, "Node Attachment (Off)", ""},
{TFM_MODAL_TRANSLATE, "TRANSLATE", 0, "Move", ""},
{TFM_MODAL_VERT_EDGE_SLIDE, "VERT_EDGE_SLIDE", 0, "Vert/Edge Slide", ""},
{TFM_MODAL_ROTATE, "ROTATE", 0, "Rotate", ""},
{TFM_MODAL_TRACKBALL, "TRACKBALL", 0, "TrackBall", ""},
{TFM_MODAL_RESIZE, "RESIZE", 0, "Resize", ""},
{TFM_MODAL_ROTATE_NORMALS, "ROTATE_NORMALS", 0, "Rotate Normals", ""},
{TFM_MODAL_AUTOCONSTRAINT, "AUTOCONSTRAIN", 0, "Automatic Constraint", ""},
{TFM_MODAL_AUTOCONSTRAINTPLANE, "AUTOCONSTRAINPLANE", 0, "Automatic Constraint Plane", ""},
{TFM_MODAL_PRECISION, "PRECISION", 0, "Precision Mode", ""},
{TFM_MODAL_PASSTHROUGH_NAVIGATE, "PASSTHROUGH_NAVIGATE", 0, "Navigate", ""},
{0, nullptr, 0, nullptr, nullptr},
};
wmKeyMap *keymap = WM_modalkeymap_ensure(keyconf, "Transform Modal Map", modal_items);
keymap->poll_modal_item = transform_modal_item_poll;
/* Default modal map values:
*
* \code{.c}
* WM_modalkeymap_add_item(keymap,
* &(const KeyMapItem_Params){
* .type = EVT_RETKEY,
* .value = KM_PRESS,
* .modifier = KM_ANY,
* .direction = KM_ANY,
* },
* TFM_MODAL_CONFIRM);
* WM_modalkeymap_add_item(keymap,
* &(const KeyMapItem_Params){
* .type = EVT_ESCKEY,
* .value = KM_PRESS,
* .modifier = KM_ANY,
* .direction = KM_ANY,
* },
* TFM_MODAL_CANCEL);
* WM_modalkeymap_add_item(keymap,
* &(const KeyMapItem_Params){
* .type = EVT_PAGEUPKEY,
* .value = KM_PRESS,
* .modifier = KM_ANY,
* .direction = KM_ANY,
* },
* TFM_MODAL_AUTOIK_LEN_INC);
* WM_modalkeymap_add_item(keymap,
* &(const KeyMapItem_Params){
* .type = EVT_PAGEDOWNKEY,
* .value = KM_PRESS,
* .modifier = KM_ANY,
* .direction = KM_ANY,
* },
* TFM_MODAL_AUTOIK_LEN_DEC);
* WM_modalkeymap_add_item(keymap,
* &(const KeyMapItem_Params){
* .type = EVT_GKEY,
* .value = KM_PRESS,
* .modifier = KM_ANY,
* .direction = KM_ANY,
* },
* TFM_MODAL_TRANSLATE);
* WM_modalkeymap_add_item(keymap,
* &(const KeyMapItem_Params){
* .type = EVT_RKEY,
* .value = KM_PRESS,
* .modifier = KM_ANY,
* .direction = KM_ANY,
* },
* TFM_MODAL_ROTATE);
* WM_modalkeymap_add_item(keymap,
* &(const KeyMapItem_Params){
* .type = EVT_SKEY,
* .value = KM_PRESS,
* .modifier = KM_ANY,
* .direction = KM_ANY,
* },
* TFM_MODAL_RESIZE);
* WM_modalkeymap_add_item(keymap,
* &(const KeyMapItem_Params){
* .type = MIDDLEMOUSE,
* .value = KM_PRESS,
* .modifier = KM_ANY,
* .direction = KM_ANY,
* },
* TFM_MODAL_AUTOCONSTRAINT);
* WM_modalkeymap_add_item(keymap,
* &(const KeyMapItem_Params){
* .type = MIDDLEMOUSE,
* .value = KM_PRESS,
* .modifier = KM_SHIFT,
* .direction = KM_ANY,
* },
* TFM_MODAL_AUTOCONSTRAINTPLANE);
* \endcode
*/
return keymap;
}
static bool transform_event_modal_constraint(TransInfo *t, short modal_type)
{
if (t->flag & T_NO_CONSTRAINT) {
return false;
}
if (t->flag & T_2D_EDIT && ELEM(modal_type, TFM_MODAL_AXIS_Z, TFM_MODAL_PLANE_Z)) {
return false;
}
int constraint_curr = -1;
if (t->modifiers & (MOD_CONSTRAINT_SELECT_AXIS | MOD_CONSTRAINT_SELECT_PLANE)) {
t->modifiers &= ~(MOD_CONSTRAINT_SELECT_AXIS | MOD_CONSTRAINT_SELECT_PLANE);
/* Avoid changing orientation in this case. */
constraint_curr = -2;
}
else if (t->con.mode & CON_APPLY) {
constraint_curr = t->con.mode & (CON_AXIS0 | CON_AXIS1 | CON_AXIS2);
}
int constraint_new;
const char *msg_2d = "", *msg_3d = "";
/* Initialize */
switch (modal_type) {
case TFM_MODAL_AXIS_X:
msg_2d = TIP_("along X");
msg_3d = TIP_("along %s X");
constraint_new = CON_AXIS0;
break;
case TFM_MODAL_AXIS_Y:
msg_2d = TIP_("along Y");
msg_3d = TIP_("along %s Y");
constraint_new = CON_AXIS1;
break;
case TFM_MODAL_AXIS_Z:
msg_2d = TIP_("along Z");
msg_3d = TIP_("along %s Z");
constraint_new = CON_AXIS2;
break;
case TFM_MODAL_PLANE_X:
msg_3d = TIP_("locking %s X");
constraint_new = CON_AXIS1 | CON_AXIS2;
break;
case TFM_MODAL_PLANE_Y:
msg_3d = TIP_("locking %s Y");
constraint_new = CON_AXIS0 | CON_AXIS2;
break;
case TFM_MODAL_PLANE_Z:
msg_3d = TIP_("locking %s Z");
constraint_new = CON_AXIS0 | CON_AXIS1;
break;
default:
/* Invalid key */
return false;
}
if (t->flag & T_2D_EDIT) {
BLI_assert(modal_type < TFM_MODAL_PLANE_X);
if (constraint_new == CON_AXIS2) {
return false;
}
if (t->data_type == &TransConvertType_SequencerImage) {
/* Setup the 2d msg string so it writes out the transform space. */
msg_2d = msg_3d;
short orient_index = 1;
if (t->orient_curr == O_DEFAULT || ELEM(constraint_curr, -1, constraint_new)) {
/* Successive presses on existing axis, cycle orientation modes. */
orient_index = short((t->orient_curr + 1) % int(ARRAY_SIZE(t->orient)));
}
transform_orientations_current_set(t, orient_index);
if (orient_index != 0) {
/* Make sure that we don't stop the constraint unless we are looped back around to
* "no constraint". */
constraint_curr = -1;
}
}
if (constraint_curr == constraint_new) {
stopConstraint(t);
}
else {
setUserConstraint(t, constraint_new, msg_2d);
}
}
else {
short orient_index = 1;
if (t->orient_curr == O_DEFAULT || ELEM(constraint_curr, -1, constraint_new)) {
/* Successive presses on existing axis, cycle orientation modes. */
orient_index = short((t->orient_curr + 1) % int(ARRAY_SIZE(t->orient)));
}
transform_orientations_current_set(t, orient_index);
if (orient_index == 0) {
stopConstraint(t);
}
else {
setUserConstraint(t, constraint_new, msg_3d);
}
/* Take the opportunity to update the gizmo. */
transform_gizmo_3d_model_from_constraint_and_mode_set(t);
}
t->redraw |= TREDRAW_HARD;
return true;
}
int transformEvent(TransInfo *t, const wmEvent *event)
{
bool handled = false;
bool is_navigating = t->vod ? ((RegionView3D *)t->region->regiondata)->rflag & RV3D_NAVIGATING :
false;
/* Handle modal numinput events first, if already activated. */
if (!is_navigating && ((event->val == KM_PRESS) || (event->type == EVT_MODAL_MAP)) &&
hasNumInput(&t->num) && handleNumInput(t->context, &(t->num), event))
{
t->redraw |= TREDRAW_HARD;
handled = true;
}
else if (!is_navigating && event->type == MOUSEMOVE) {
t->mval = float2(event->mval);
/* Use this for soft redraw. Might cause flicker in object mode */
// t->redraw |= TREDRAW_SOFT;
t->redraw |= TREDRAW_HARD;
if (t->state == TRANS_STARTING) {
t->state = TRANS_RUNNING;
}
applyMouseInput(t, &t->mouse, t->mval, t->values);
/* Snapping mouse move events. */
t->redraw |= handleSnapping(t, event);
handled = true;
}
/* handle modal keymap first */
/* enforce redraw of transform when modifiers are used */
else if (event->type == EVT_MODAL_MAP) {
switch (event->val) {
case TFM_MODAL_CANCEL:
if (!(t->modifiers & MOD_EDIT_SNAP_SOURCE)) {
t->state = TRANS_CANCEL;
handled = true;
}
break;
case TFM_MODAL_CONFIRM:
if (!(t->modifiers & MOD_EDIT_SNAP_SOURCE)) {
t->state = TRANS_CONFIRM;
handled = true;
}
break;
case TFM_MODAL_TRANSLATE:
case TFM_MODAL_ROTATE:
case TFM_MODAL_RESIZE:
case TFM_MODAL_TRACKBALL:
case TFM_MODAL_ROTATE_NORMALS:
case TFM_MODAL_VERT_EDGE_SLIDE:
/* only switch when... */
if (!transform_mode_is_changeable(t->mode)) {
break;
}
if ((event->val == TFM_MODAL_TRANSLATE && t->mode == TFM_TRANSLATION) ||
(event->val == TFM_MODAL_RESIZE && t->mode == TFM_RESIZE))
{
if (t->data_type == &TransConvertType_Tracking) {
restoreTransObjects(t);
t->flag ^= T_ALT_TRANSFORM;
t->redraw |= TREDRAW_HARD;
handled = true;
}
break;
}
if ((event->val == TFM_MODAL_ROTATE && t->mode == TFM_ROTATION) ||
(event->val == TFM_MODAL_TRACKBALL && t->mode == TFM_TRACKBALL) ||
(event->val == TFM_MODAL_ROTATE_NORMALS && t->mode == TFM_NORMAL_ROTATION) ||
(event->val == TFM_MODAL_VERT_EDGE_SLIDE &&
ELEM(t->mode, TFM_VERT_SLIDE, TFM_EDGE_SLIDE)))
{
break;
}
if (event->val == TFM_MODAL_ROTATE_NORMALS && t->data_type != &TransConvertType_Mesh) {
break;
}
restoreTransObjects(t);
resetTransModal(t);
resetTransRestrictions(t);
if (event->val == TFM_MODAL_TRANSLATE) {
transform_mode_init(t, nullptr, TFM_TRANSLATION);
}
else if (event->val == TFM_MODAL_ROTATE) {
transform_mode_init(t, nullptr, TFM_ROTATION);
}
else if (event->val == TFM_MODAL_TRACKBALL) {
transform_mode_init(t, nullptr, TFM_TRACKBALL);
}
else if (event->val == TFM_MODAL_ROTATE_NORMALS) {
transform_mode_init(t, nullptr, TFM_NORMAL_ROTATION);
}
else if (event->val == TFM_MODAL_RESIZE) {
/* Scale isn't normally very useful after extrude along normals, see #39756 */
if ((t->con.mode & CON_APPLY) && (t->orient[t->orient_curr].type == V3D_ORIENT_NORMAL)) {
stopConstraint(t);
}
transform_mode_init(t, nullptr, TFM_RESIZE);
}
else {
/* First try Edge Slide. */
transform_mode_init(t, nullptr, TFM_EDGE_SLIDE);
/* If that fails, try Vertex Slide. */
if (t->state == TRANS_CANCEL) {
resetTransModal(t);
t->state = TRANS_STARTING;
transform_mode_init(t, nullptr, TFM_VERT_SLIDE);
}
/* Vert Slide can fail on unconnected vertices (rare but possible). */
if (t->state == TRANS_CANCEL) {
resetTransModal(t);
t->state = TRANS_STARTING;
resetTransRestrictions(t);
transform_mode_init(t, nullptr, TFM_TRANSLATION);
}
}
/* Need to reinitialize after mode change. */
initSnapping(t, nullptr);
applyMouseInput(t, &t->mouse, t->mval, t->values);
t->redraw |= TREDRAW_HARD;
handled = true;
break;
case TFM_MODAL_SNAP_INV_ON:
if (!(t->modifiers & MOD_SNAP_INVERT)) {
t->modifiers |= MOD_SNAP_INVERT;
transform_snap_flag_from_modifiers_set(t);
t->redraw |= TREDRAW_HARD;
}
handled = true;
break;
case TFM_MODAL_SNAP_INV_OFF:
if (t->modifiers & MOD_SNAP_INVERT) {
t->modifiers &= ~MOD_SNAP_INVERT;
transform_snap_flag_from_modifiers_set(t);
t->redraw |= TREDRAW_HARD;
handled = true;
}
break;
case TFM_MODAL_SNAP_TOGGLE:
t->modifiers ^= MOD_SNAP;
transform_snap_flag_from_modifiers_set(t);
t->redraw |= TREDRAW_HARD;
handled = true;
break;
case TFM_MODAL_AXIS_X:
case TFM_MODAL_AXIS_Y:
case TFM_MODAL_AXIS_Z:
case TFM_MODAL_PLANE_X:
case TFM_MODAL_PLANE_Y:
case TFM_MODAL_PLANE_Z:
if (transform_event_modal_constraint(t, event->val)) {
handled = true;
}
break;
case TFM_MODAL_CONS_OFF:
if ((t->flag & T_NO_CONSTRAINT) == 0) {
stopConstraint(t);
t->redraw |= TREDRAW_HARD;
handled = true;
}
break;
case TFM_MODAL_ADD_SNAP:
addSnapPoint(t);
t->redraw |= TREDRAW_HARD;
handled = true;
break;
case TFM_MODAL_REMOVE_SNAP:
removeSnapPoint(t);
t->redraw |= TREDRAW_HARD;
handled = true;
break;
case TFM_MODAL_PROPSIZE:
/* MOUSEPAN usage... */
if (t->flag & T_PROP_EDIT) {
float fac = 1.0f + 0.005f * (event->xy[1] - event->prev_xy[1]);
t->prop_size *= fac;
if (t->spacetype == SPACE_VIEW3D && t->persp != RV3D_ORTHO) {
t->prop_size = max_ff(min_ff(t->prop_size, ((View3D *)t->view)->clip_end),
T_PROP_SIZE_MIN);
}
else {
t->prop_size = max_ff(min_ff(t->prop_size, T_PROP_SIZE_MAX), T_PROP_SIZE_MIN);
}
calculatePropRatio(t);
t->redraw |= TREDRAW_HARD;
handled = true;
}
break;
case TFM_MODAL_PROPSIZE_UP:
if (t->flag & T_PROP_EDIT) {
t->prop_size *= (t->modifiers & MOD_PRECISION) ? 1.01f : 1.1f;
if (t->spacetype == SPACE_VIEW3D && t->persp != RV3D_ORTHO) {
t->prop_size = min_ff(t->prop_size, ((View3D *)t->view)->clip_end);
}
else {
t->prop_size = min_ff(t->prop_size, T_PROP_SIZE_MAX);
}
calculatePropRatio(t);
t->redraw |= TREDRAW_HARD;
handled = true;
}
break;
case TFM_MODAL_PROPSIZE_DOWN:
if (t->flag & T_PROP_EDIT) {
t->prop_size /= (t->modifiers & MOD_PRECISION) ? 1.01f : 1.1f;
t->prop_size = max_ff(t->prop_size, T_PROP_SIZE_MIN);
calculatePropRatio(t);
t->redraw |= TREDRAW_HARD;
handled = true;
}
break;
case TFM_MODAL_AUTOIK_LEN_INC:
if (t->flag & T_AUTOIK) {
transform_autoik_update(t, 1);
t->redraw |= TREDRAW_HARD;
handled = true;
}
break;
case TFM_MODAL_AUTOIK_LEN_DEC:
if (t->flag & T_AUTOIK) {
transform_autoik_update(t, -1);
t->redraw |= TREDRAW_HARD;
handled = true;
}
break;
case TFM_MODAL_INSERTOFS_TOGGLE_DIR:
if (t->spacetype == SPACE_NODE) {
SpaceNode *snode = (SpaceNode *)t->area->spacedata.first;
BLI_assert(t->area->spacetype == t->spacetype);
if (snode->insert_ofs_dir == SNODE_INSERTOFS_DIR_RIGHT) {
snode->insert_ofs_dir = SNODE_INSERTOFS_DIR_LEFT;
}
else if (snode->insert_ofs_dir == SNODE_INSERTOFS_DIR_LEFT) {
snode->insert_ofs_dir = SNODE_INSERTOFS_DIR_RIGHT;
}
else {
BLI_assert(0);
}
t->redraw |= TREDRAW_SOFT;
}
break;
case TFM_MODAL_NODE_ATTACH_ON:
t->modifiers |= MOD_NODE_ATTACH;
t->redraw |= TREDRAW_HARD;
handled = true;
break;
case TFM_MODAL_NODE_ATTACH_OFF:
t->modifiers &= ~MOD_NODE_ATTACH;
t->redraw |= TREDRAW_HARD;
handled = true;
break;
case TFM_MODAL_AUTOCONSTRAINT:
case TFM_MODAL_AUTOCONSTRAINTPLANE:
if ((t->flag & T_RELEASE_CONFIRM) && (event->prev_val == KM_RELEASE) &&
event->prev_type == t->launch_event)
{
/* Confirm transform if launch key is released after mouse move. */
t->state = TRANS_CONFIRM;
}
else if ((t->flag & T_NO_CONSTRAINT) == 0) {
if (t->modifiers & (MOD_CONSTRAINT_SELECT_AXIS | MOD_CONSTRAINT_SELECT_PLANE)) {
/* Confirm. */
postSelectConstraint(t);
t->modifiers &= ~(MOD_CONSTRAINT_SELECT_AXIS | MOD_CONSTRAINT_SELECT_PLANE);
t->redraw = TREDRAW_HARD;
}
else {
if (t->options & CTX_CAMERA) {
/* Exception for switching to dolly, or trackball, in camera view. */
if (t->mode == TFM_TRANSLATION) {
setLocalConstraint(t, (CON_AXIS2), TIP_("along local Z"));
}
else if (t->mode == TFM_ROTATION) {
restoreTransObjects(t);
transform_mode_init(t, nullptr, TFM_TRACKBALL);
}
t->redraw = TREDRAW_HARD;
}
else {
t->modifiers |= (event->val == TFM_MODAL_AUTOCONSTRAINT) ?
MOD_CONSTRAINT_SELECT_AXIS :
MOD_CONSTRAINT_SELECT_PLANE;
if (t->con.mode & CON_APPLY) {
stopConstraint(t);
initSelectConstraint(t);
/* In this case we might just want to remove the constraint,
* so set #TREDRAW_SOFT to only select the constraint on the next mouse move event.
* This way we can kind of "cancel" due to confirmation without constraint. */
t->redraw = TREDRAW_SOFT;
}
else {
initSelectConstraint(t);
/* When first called, set #TREDRAW_HARD to select constraint immediately in
* #selectConstraint. */
BLI_assert(t->redraw == TREDRAW_HARD);
}
}
}
handled = true;
}
break;
case TFM_MODAL_PRECISION:
if (is_navigating) {
/* WORKAROUND: During navigation, due to key conflicts, precision may be unintentionally
* enabled. */
}
else if (event->prev_val == KM_PRESS) {
t->modifiers |= MOD_PRECISION;
/* Shift is modifier for higher precision transform. */
t->mouse.precision = true;
t->redraw |= TREDRAW_HARD;
}
else if (event->prev_val == KM_RELEASE) {
t->modifiers &= ~MOD_PRECISION;
t->mouse.precision = false;
t->redraw |= TREDRAW_HARD;
}
break;
case TFM_MODAL_EDIT_SNAP_SOURCE_ON:
transform_mode_snap_source_init(t, nullptr);
t->redraw |= TREDRAW_HARD;
break;
default:
break;
}
}
/* Else do non-mapped events. */
else if (event->val == KM_PRESS) {
switch (event->type) {
case EVT_CKEY:
if (event->flag & WM_EVENT_IS_REPEAT) {
break;
}
if (event->modifier & KM_ALT) {
if (!(t->options & CTX_NO_PET)) {
t->flag ^= T_PROP_CONNECTED;
sort_trans_data_dist(t);
calculatePropRatio(t);
t->redraw = TREDRAW_HARD;
handled = true;
}
}
break;
case EVT_OKEY:
if (event->flag & WM_EVENT_IS_REPEAT) {
break;
}
if ((t->flag & T_PROP_EDIT) && (event->modifier & KM_SHIFT)) {
t->prop_mode = (t->prop_mode + 1) % PROP_MODE_MAX;
calculatePropRatio(t);
t->redraw |= TREDRAW_HARD;
handled = true;
}
break;
case EVT_PADPLUSKEY:
if ((event->modifier & KM_ALT) && (t->flag & T_PROP_EDIT)) {
t->prop_size *= (t->modifiers & MOD_PRECISION) ? 1.01f : 1.1f;
if (t->spacetype == SPACE_VIEW3D && t->persp != RV3D_ORTHO) {
t->prop_size = min_ff(t->prop_size, ((View3D *)t->view)->clip_end);
}
calculatePropRatio(t);
t->redraw = TREDRAW_HARD;
handled = true;
}
break;
case EVT_PADMINUS:
if ((event->modifier & KM_ALT) && (t->flag & T_PROP_EDIT)) {
t->prop_size /= (t->modifiers & MOD_PRECISION) ? 1.01f : 1.1f;
calculatePropRatio(t);
t->redraw = TREDRAW_HARD;
handled = true;
}
break;
case EVT_LEFTALTKEY:
case EVT_RIGHTALTKEY:
if (ELEM(t->spacetype, SPACE_SEQ, SPACE_VIEW3D)) {
t->flag |= T_ALT_TRANSFORM;
t->redraw |= TREDRAW_HARD;
handled = true;
}
break;
default:
break;
}
/* Snapping key events */
t->redraw |= handleSnapping(t, event);
}
else if (event->val == KM_RELEASE) {
switch (event->type) {
case EVT_LEFTALTKEY:
case EVT_RIGHTALTKEY:
/* TODO: Modal Map */
if (ELEM(t->spacetype, SPACE_SEQ, SPACE_VIEW3D)) {
t->flag &= ~T_ALT_TRANSFORM;
t->redraw |= TREDRAW_HARD;
handled = true;
}
break;
}
/* confirm transform if launch key is released after mouse move */
if ((t->flag & T_RELEASE_CONFIRM) && event->type == t->launch_event) {
t->state = TRANS_CONFIRM;
}
}
/* Per transform event, if present */
if (t->mode_info && t->mode_info->handle_event_fn &&
(!handled ||
/* Needed for vertex slide, see #38756. */
(event->type == MOUSEMOVE)))
{
t->redraw |= t->mode_info->handle_event_fn(t, event);
}
/* Try to init modal numinput now, if possible. */
if (!(handled || t->redraw) && ((event->val == KM_PRESS) || (event->type == EVT_MODAL_MAP)) &&
handleNumInput(t->context, &(t->num), event))
{
t->redraw |= TREDRAW_HARD;
handled = true;
}
if (t->redraw && !ISMOUSE_MOTION(event->type)) {
WM_window_status_area_tag_redraw(CTX_wm_window(t->context));
}
if (!is_navigating && (handled || t->redraw)) {
return 0;
}
return OPERATOR_PASS_THROUGH;
}
bool calculateTransformCenter(bContext *C, int centerMode, float cent3d[3], float cent2d[2])
{
TransInfo *t = static_cast<TransInfo *>(MEM_callocN(sizeof(TransInfo), "TransInfo data"));
bool success;
t->context = C;
t->state = TRANS_RUNNING;
/* Avoid calculating proportional editing. */
t->options = CTX_NO_PET;
t->mode = TFM_DUMMY;
initTransInfo(C, t, nullptr, nullptr);
/* avoid doing connectivity lookups (when V3D_AROUND_LOCAL_ORIGINS is set) */
t->around = V3D_AROUND_CENTER_BOUNDS;
create_trans_data(C, t); /* make TransData structs from selection */
t->around = centerMode; /* override user-defined mode. */
if (t->data_len_all == 0) {
success = false;
}
else {
success = true;
calculateCenter(t);
if (cent2d) {
copy_v2_v2(cent2d, t->center2d);
}
if (cent3d) {
/* Copy center from constraint center. Transform center can be local */
copy_v3_v3(cent3d, t->center_global);
}
}
/* aftertrans does insert keyframes, and clears base flags; doesn't read transdata */
special_aftertrans_update(C, t);
postTrans(C, t);
MEM_freeN(t);
return success;
}
static bool transinfo_show_overlay(TransInfo *t, ARegion *region)
{
/* Don't show overlays when not the active view and when overlay is disabled: #57139 */
bool ok = false;
if (region == t->region) {
ok = true;
}
else {
if (t->spacetype == SPACE_VIEW3D) {
View3D *v3d = static_cast<View3D *>(t->view);
if ((v3d->flag2 & V3D_HIDE_OVERLAYS) == 0) {
ok = true;
}
}
}
return ok;
}
static void drawTransformView(const bContext * /*C*/, ARegion *region, void *arg)
{
TransInfo *t = static_cast<TransInfo *>(arg);
if (!transinfo_show_overlay(t, region)) {
return;
}
GPU_line_width(1.0f);
drawConstraint(t);
drawPropCircle(t);
drawSnapping(t);
if (region == t->region && t->mode_info && t->mode_info->draw_fn) {
t->mode_info->draw_fn(t);
}
}
/* just draw a little warning message in the top-right corner of the viewport
* to warn that autokeying is enabled */
static void drawAutoKeyWarning(TransInfo *t, ARegion *region)
{
const char *printable = IFACE_("Auto Keying On");
float printable_size[2];
int xco, yco;
int offset = 0;
const rcti *rect = ED_region_visible_rect(region);
View3D *v3d = nullptr;
if (t->spacetype == SPACE_VIEW3D) {
v3d = static_cast<View3D *>(t->view);
}
const int font_id = BLF_set_default();
BLF_width_and_height(
font_id, printable, BLF_DRAW_STR_DUMMY_MAX, &printable_size[0], &printable_size[1]);
/* Check to see if the Navigation Gizmo is enabled. */
if ((t->spacetype != SPACE_VIEW3D) || (v3d == nullptr) ||
((U.uiflag & USER_SHOW_GIZMO_NAVIGATE) == 0) ||
(v3d->gizmo_flag & (V3D_GIZMO_HIDE | V3D_GIZMO_HIDE_NAVIGATE)))
{
offset = 10;
}
else {
/* Depending on user MINI_AXIS preference, pad accordingly. */
switch ((eUserpref_MiniAxisType)U.mini_axis_type) {
case USER_MINI_AXIS_TYPE_GIZMO:
offset = U.gizmo_size_navigate_v3d;
break;
case USER_MINI_AXIS_TYPE_MINIMAL:
offset = U.rvisize * std::min((U.pixelsize / U.scale_factor), 1.0f) * 2.5f;
break;
case USER_MINI_AXIS_TYPE_NONE:
offset = U.rvisize;
break;
}
}
offset *= U.scale_factor;
xco = (rect->xmax - U.widget_unit) - int(printable_size[0]) - offset;
yco = (rect->ymax - U.widget_unit);
/* warning text (to clarify meaning of overlays)
* - original color was red to match the icon, but that clashes badly with a less nasty border
*/
uchar color[3];
UI_GetThemeColorShade3ubv(TH_TEXT_HI, -50, color);
BLF_color3ubv(font_id, color);
BLF_draw_default(xco, yco, 0.0f, printable, BLF_DRAW_STR_DUMMY_MAX);
/* autokey recording icon... */
GPU_blend(GPU_BLEND_ALPHA);
xco -= U.widget_unit;
yco -= int(printable_size[1]) / 2;
UI_icon_draw(xco, yco, ICON_REC);
GPU_blend(GPU_BLEND_NONE);
}
static void drawTransformPixel(const bContext * /*C*/, ARegion *region, void *arg)
{
TransInfo *t = static_cast<TransInfo *>(arg);
if (!transinfo_show_overlay(t, region)) {
return;
}
if (region == t->region) {
Scene *scene = t->scene;
ViewLayer *view_layer = t->view_layer;
BKE_view_layer_synced_ensure(scene, view_layer);
Object *ob = BKE_view_layer_active_object_get(view_layer);
/* draw auto-key-framing hint in the corner
* - only draw if enabled (advanced users may be distracted/annoyed),
* for objects that will be auto-keyframed (no point otherwise),
* AND only for the active region (as showing all is too overwhelming)
*/
if ((U.autokey_flag & AUTOKEY_FLAG_NOWARNING) == 0) {
if (region == t->region) {
if (t->options & (CTX_OBJECT | CTX_POSE_BONE)) {
if (ob && blender::animrig::autokeyframe_cfra_can_key(scene, &ob->id)) {
drawAutoKeyWarning(t, region);
}
}
}
}
}
}
void saveTransform(bContext *C, TransInfo *t, wmOperator *op)
{
ToolSettings *ts = CTX_data_tool_settings(C);
PropertyRNA *prop;
bool use_prop_edit = false;
int prop_edit_flag = 0;
/* Save proportional edit settings.
* Skip saving proportional edit if it was not actually used.
* Note that this value is being saved even if the operation is canceled. This is to maintain a
* behavior already used by users. */
if (!(t->options & CTX_NO_PET)) {
if (t->flag & T_PROP_EDIT_ALL) {
if (t->flag & T_PROP_EDIT) {
use_prop_edit = true;
}
if (t->flag & T_PROP_CONNECTED) {
prop_edit_flag |= PROP_EDIT_CONNECTED;
}
if (t->flag & T_PROP_PROJECTED) {
prop_edit_flag |= PROP_EDIT_PROJECTED;
}
}
/* If modal, save settings back in scene if not set as operator argument */
if ((t->flag & T_MODAL) || (op->flag & OP_IS_REPEAT)) {
/* save settings if not set in operator */
if ((prop = RNA_struct_find_property(op->ptr, "use_proportional_edit")) &&
!RNA_property_is_set(op->ptr, prop))
{
BKE_view_layer_synced_ensure(t->scene, t->view_layer);
const Object *obact = BKE_view_layer_active_object_get(t->view_layer);
if (t->spacetype == SPACE_GRAPH) {
ts->proportional_fcurve = use_prop_edit;
}
else if (t->spacetype == SPACE_ACTION) {
ts->proportional_action = use_prop_edit;
}
else if (t->options & CTX_MASK) {
ts->proportional_mask = use_prop_edit;
}
else if (obact && obact->mode == OB_MODE_OBJECT) {
ts->proportional_objects = use_prop_edit;
}
else {
if (use_prop_edit) {
ts->proportional_edit |= PROP_EDIT_USE;
}
else {
ts->proportional_edit &= ~PROP_EDIT_USE;
}
}
}
if ((prop = RNA_struct_find_property(op->ptr, "proportional_size"))) {
ts->proportional_size = RNA_property_is_set(op->ptr, prop) ?
RNA_property_float_get(op->ptr, prop) :
t->prop_size;
}
if ((prop = RNA_struct_find_property(op->ptr, "proportional_edit_falloff")) &&
!RNA_property_is_set(op->ptr, prop))
{
ts->prop_mode = t->prop_mode;
}
}
}
if (t->state == TRANS_CANCEL) {
/* No need to edit operator properties or tool settings if we are canceling the operation.
* These properties must match the original ones. */
return;
}
if (!(t->options & CTX_NO_PET)) {
if ((prop = RNA_struct_find_property(op->ptr, "use_proportional_edit"))) {
RNA_property_boolean_set(op->ptr, prop, use_prop_edit);
RNA_boolean_set(op->ptr, "use_proportional_connected", prop_edit_flag & PROP_EDIT_CONNECTED);
RNA_boolean_set(op->ptr, "use_proportional_projected", prop_edit_flag & PROP_EDIT_PROJECTED);
RNA_enum_set(op->ptr, "proportional_edit_falloff", t->prop_mode);
RNA_float_set(op->ptr, "proportional_size", t->prop_size);
}
}
/* Save back mode in case we're in the generic operator */
if ((prop = RNA_struct_find_property(op->ptr, "mode"))) {
RNA_property_enum_set(op->ptr, prop, t->mode);
}
if ((prop = RNA_struct_find_property(op->ptr, "value"))) {
if (RNA_property_array_check(prop)) {
RNA_property_float_set_array(op->ptr, prop, t->values_final);
}
else {
RNA_property_float_set(op->ptr, prop, t->values_final[0]);
}
}
/* Save snapping settings. */
if ((prop = RNA_struct_find_property(op->ptr, "snap"))) {
RNA_property_boolean_set(op->ptr, prop, (t->modifiers & MOD_SNAP) != 0);
if ((prop = RNA_struct_find_property(op->ptr, "snap_elements"))) {
RNA_property_enum_set(op->ptr, prop, t->tsnap.mode);
RNA_boolean_set(
op->ptr, "use_snap_project", (t->tsnap.mode & SCE_SNAP_INDIVIDUAL_PROJECT) != 0);
RNA_enum_set(op->ptr, "snap_target", t->tsnap.source_operation);
eSnapTargetOP target = t->tsnap.target_operation;
RNA_boolean_set(op->ptr, "use_snap_self", (target & SCE_SNAP_TARGET_NOT_ACTIVE) == 0);
RNA_boolean_set(op->ptr, "use_snap_edit", (target & SCE_SNAP_TARGET_NOT_EDITED) == 0);
RNA_boolean_set(op->ptr, "use_snap_nonedit", (target & SCE_SNAP_TARGET_NOT_NONEDITED) == 0);
RNA_boolean_set(
op->ptr, "use_snap_selectable", (target & SCE_SNAP_TARGET_ONLY_SELECTABLE) != 0);
}
/* Update `ToolSettings` for properties that change during modal. */
if (t->flag & T_MODAL) {
/* Do we check for parameter? */
if (transformModeUseSnap(t) && !(t->modifiers & MOD_SNAP_FORCED)) {
if (!(t->modifiers & MOD_SNAP) != !(t->tsnap.flag & SCE_SNAP)) {
/* Type is #eSnapFlag, but type must match various snap attributes in #ToolSettings. */
short *snap_flag_ptr;
wmMsgParams_RNA msg_key_params = {{nullptr}};
msg_key_params.ptr = RNA_pointer_create(&t->scene->id, &RNA_ToolSettings, ts);
if (t->spacetype == SPACE_NODE) {
snap_flag_ptr = &ts->snap_flag_node;
msg_key_params.prop = &rna_ToolSettings_use_snap_node;
}
else if (t->spacetype == SPACE_IMAGE) {
snap_flag_ptr = &ts->snap_uv_flag;
msg_key_params.prop = &rna_ToolSettings_use_snap_uv;
}
else if (t->spacetype == SPACE_SEQ) {
snap_flag_ptr = &ts->snap_flag_seq;
msg_key_params.prop = &rna_ToolSettings_use_snap_sequencer;
}
else {
snap_flag_ptr = &ts->snap_flag;
msg_key_params.prop = &rna_ToolSettings_use_snap;
}
if (t->modifiers & MOD_SNAP) {
*snap_flag_ptr |= SCE_SNAP;
}
else {
*snap_flag_ptr &= ~SCE_SNAP;
}
WM_msg_publish_rna_params(t->mbus, &msg_key_params);
}
}
}
}
if ((prop = RNA_struct_find_property(op->ptr, "mirror"))) {
RNA_property_boolean_set(op->ptr, prop, (t->flag & T_NO_MIRROR) == 0);
}
if ((prop = RNA_struct_find_property(op->ptr, "orient_axis"))) {
if (t->flag & T_MODAL) {
if (t->con.mode & CON_APPLY) {
int orient_axis = constraintModeToIndex(t);
if (orient_axis != -1) {
RNA_property_enum_set(op->ptr, prop, orient_axis);
}
}
else {
RNA_property_enum_set(op->ptr, prop, t->orient_axis);
}
}
}
if ((prop = RNA_struct_find_property(op->ptr, "orient_axis_ortho"))) {
if (t->flag & T_MODAL) {
RNA_property_enum_set(op->ptr, prop, t->orient_axis_ortho);
}
}
if ((prop = RNA_struct_find_property(op->ptr, "orient_type"))) {
short orient_type_set, orient_type_curr;
orient_type_set = RNA_property_is_set(op->ptr, prop) ? RNA_property_enum_get(op->ptr, prop) :
-1;
orient_type_curr = t->orient[t->orient_curr].type;
if (!ELEM(orient_type_curr, orient_type_set, V3D_ORIENT_CUSTOM_MATRIX)) {
RNA_property_enum_set(op->ptr, prop, orient_type_curr);
orient_type_set = orient_type_curr;
}
if ((prop = RNA_struct_find_property(op->ptr, "orient_matrix_type")) &&
!RNA_property_is_set(op->ptr, prop))
{
/* Set the first time to register on redo. */
RNA_property_enum_set(op->ptr, prop, orient_type_set);
RNA_float_set_array(op->ptr, "orient_matrix", &t->spacemtx[0][0]);
}
}
if ((prop = RNA_struct_find_property(op->ptr, "constraint_axis"))) {
bool constraint_axis[3] = {false, false, false};
if (t->con.mode & CON_APPLY) {
if (t->con.mode & CON_AXIS0) {
constraint_axis[0] = true;
}
if (t->con.mode & CON_AXIS1) {
constraint_axis[1] = true;
}
if (t->con.mode & CON_AXIS2) {
constraint_axis[2] = true;
}
RNA_property_boolean_set_array(op->ptr, prop, constraint_axis);
}
else {
RNA_property_unset(op->ptr, prop);
}
}
{
const char *prop_id = nullptr;
bool prop_state = true;
if (t->mode == TFM_SHRINKFATTEN) {
prop_id = "use_even_offset";
prop_state = false;
}
if (prop_id && (prop = RNA_struct_find_property(op->ptr, prop_id))) {
RNA_property_boolean_set(op->ptr, prop, ((t->flag & T_ALT_TRANSFORM) == 0) == prop_state);
}
}
if ((prop = RNA_struct_find_property(op->ptr, "correct_uv"))) {
RNA_property_boolean_set(
op->ptr, prop, (t->settings->uvcalc_flag & UVCALC_TRANSFORM_CORRECT_SLIDE) != 0);
}
}
static void initSnapSpatial(TransInfo *t, float r_snap[3], float *r_snap_precision)
{
/* Default values. */
r_snap[0] = r_snap[1] = 1.0f;
r_snap[2] = 0.0f;
*r_snap_precision = 0.1f;
if (t->spacetype == SPACE_VIEW3D) {
if (t->region->regiondata) {
View3D *v3d = static_cast<View3D *>(t->area->spacedata.first);
r_snap[0] = r_snap[1] = r_snap[2] = ED_view3d_grid_view_scale(
t->scene, v3d, t->region, nullptr);
}
}
else if (t->spacetype == SPACE_IMAGE) {
SpaceImage *sima = static_cast<SpaceImage *>(t->area->spacedata.first);
View2D *v2d = &t->region->v2d;
int grid_size = SI_GRID_STEPS_LEN;
float zoom_factor = ED_space_image_zoom_level(v2d, grid_size);
float grid_steps_x[SI_GRID_STEPS_LEN];
float grid_steps_y[SI_GRID_STEPS_LEN];
ED_space_image_grid_steps(sima, grid_steps_x, grid_steps_y, grid_size);
/* Snapping value based on what type of grid is used (adaptive-subdividing or custom-grid). */
r_snap[0] = ED_space_image_increment_snap_value(grid_size, grid_steps_x, zoom_factor);
r_snap[1] = ED_space_image_increment_snap_value(grid_size, grid_steps_y, zoom_factor);
*r_snap_precision = 0.5f;
}
else if (t->spacetype == SPACE_CLIP) {
r_snap[0] = r_snap[1] = 0.125f;
*r_snap_precision = 0.5f;
}
else if (t->spacetype == SPACE_NODE) {
r_snap[0] = r_snap[1] = ED_node_grid_size();
}
}
bool initTransform(bContext *C, TransInfo *t, wmOperator *op, const wmEvent *event, int mode)
{
int options = 0;
PropertyRNA *prop;
mode = transform_mode_really_used(C, eTfmMode(mode));
t->context = C;
/* added initialize, for external calls to set stuff in TransInfo, like undo string */
t->state = TRANS_STARTING;
if ((prop = RNA_struct_find_property(op->ptr, "cursor_transform")) &&
RNA_property_is_set(op->ptr, prop))
{
if (RNA_property_boolean_get(op->ptr, prop)) {
options |= CTX_CURSOR;
}
}
if ((prop = RNA_struct_find_property(op->ptr, "texture_space")) &&
RNA_property_is_set(op->ptr, prop))
{
if (RNA_property_boolean_get(op->ptr, prop)) {
options |= CTX_TEXTURE_SPACE;
}
}
if ((prop = RNA_struct_find_property(op->ptr, "gpencil_strokes")) &&
RNA_property_is_set(op->ptr, prop))
{
if (RNA_property_boolean_get(op->ptr, prop)) {
options |= CTX_GPENCIL_STROKES;
}
}
if ((prop = RNA_struct_find_property(op->ptr, "view2d_edge_pan")) &&
RNA_property_is_set(op->ptr, prop))
{
if (RNA_property_boolean_get(op->ptr, prop)) {
options |= CTX_VIEW2D_EDGE_PAN;
}
}
t->options = eTContext(options);
t->mode = eTfmMode(mode);
/* Needed to translate tweak events to mouse buttons. */
t->launch_event = event ? WM_userdef_event_type_from_keymap_type(event->type) : -1;
t->is_launch_event_drag = event ? (event->val == KM_CLICK_DRAG) : false;
unit_m3(t->spacemtx);
initTransInfo(C, t, op, event);
if (t->spacetype == SPACE_VIEW3D) {
t->draw_handle_view = ED_region_draw_cb_activate(
t->region->type, drawTransformView, t, REGION_DRAW_POST_VIEW);
t->draw_handle_pixel = ED_region_draw_cb_activate(
t->region->type, drawTransformPixel, t, REGION_DRAW_POST_PIXEL);
t->draw_handle_cursor = WM_paint_cursor_activate(
SPACE_TYPE_ANY, RGN_TYPE_ANY, transform_draw_cursor_poll, transform_draw_cursor_draw, t);
}
else if (ELEM(t->spacetype,
SPACE_IMAGE,
SPACE_CLIP,
SPACE_NODE,
SPACE_GRAPH,
SPACE_ACTION,
SPACE_SEQ))
{
t->draw_handle_view = ED_region_draw_cb_activate(
t->region->type, drawTransformView, t, REGION_DRAW_POST_VIEW);
t->draw_handle_cursor = WM_paint_cursor_activate(
SPACE_TYPE_ANY, RGN_TYPE_ANY, transform_draw_cursor_poll, transform_draw_cursor_draw, t);
}
create_trans_data(C, t); /* Make #TransData structs from selection. */
if (t->data_len_all == 0) {
postTrans(C, t);
return false;
}
/* When proportional editing is enabled, data_len_all can be non zero when
* nothing is selected, if this is the case we can end the transform early.
*
* By definition transform-data has selected items in beginning,
* so only the first item in each container needs to be checked
* when looking for the presence of selected data. */
if (t->flag & T_PROP_EDIT) {
bool has_selected_any = false;
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
if (tc->data->flag & TD_SELECTED) {
has_selected_any = true;
break;
}
}
if (!has_selected_any) {
postTrans(C, t);
return false;
}
}
if (event) {
/* keymap for shortcut header prints */
t->keymap = WM_keymap_active(CTX_wm_manager(C), op->type->modalkeymap);
/* Stupid code to have Ctrl-Click on gizmo work ok.
*
* Do this only for translation/rotation/resize because only these
* modes are available from gizmo and doing such check could
* lead to keymap conflicts for other modes (see #31584)
*/
if (ELEM(mode, TFM_TRANSLATION, TFM_ROTATION, TFM_RESIZE)) {
LISTBASE_FOREACH (const wmKeyMapItem *, kmi, &t->keymap->items) {
if (kmi->flag & KMI_INACTIVE) {
continue;
}
if (kmi->propvalue == TFM_MODAL_SNAP_INV_ON && kmi->val == KM_PRESS) {
if ((ELEM(kmi->type, EVT_LEFTCTRLKEY, EVT_RIGHTCTRLKEY) &&
(event->modifier & KM_CTRL)) ||
(ELEM(kmi->type, EVT_LEFTSHIFTKEY, EVT_RIGHTSHIFTKEY) &&
(event->modifier & KM_SHIFT)) ||
(ELEM(kmi->type, EVT_LEFTALTKEY, EVT_RIGHTALTKEY) && (event->modifier & KM_ALT)) ||
((kmi->type == EVT_OSKEY) && (event->modifier & KM_OSKEY)))
{
t->modifiers |= MOD_SNAP_INVERT;
}
break;
}
}
}
if (t->data_type == &TransConvertType_Node) {
/* Set the initial auto-attach flag based on whether the chosen keymap key is pressed at the
* start of the operator. */
t->modifiers |= MOD_NODE_ATTACH;
LISTBASE_FOREACH (const wmKeyMapItem *, kmi, &t->keymap->items) {
if (kmi->flag & KMI_INACTIVE) {
continue;
}
if (kmi->propvalue == TFM_MODAL_NODE_ATTACH_OFF && kmi->val == KM_PRESS) {
if ((ELEM(kmi->type, EVT_LEFTCTRLKEY, EVT_RIGHTCTRLKEY) &&
(event->modifier & KM_CTRL)) ||
(ELEM(kmi->type, EVT_LEFTSHIFTKEY, EVT_RIGHTSHIFTKEY) &&
(event->modifier & KM_SHIFT)) ||
(ELEM(kmi->type, EVT_LEFTALTKEY, EVT_RIGHTALTKEY) && (event->modifier & KM_ALT)) ||
((kmi->type == EVT_OSKEY) && (event->modifier & KM_OSKEY)))
{
t->modifiers &= ~MOD_NODE_ATTACH;
}
break;
}
}
}
}
initSnapping(t, op); /* Initialize snapping data AFTER mode flags */
initSnapSpatial(t, t->snap_spatial, &t->snap_spatial_precision);
/* EVIL! pose-mode code can switch translation to rotate when 1 bone is selected.
* will be removed (ton) */
/* EVIL2: we gave as argument also texture space context bit... was cleared */
/* EVIL3: extend mode for animation editors also switches modes...
* but is best way to avoid duplicate code */
mode = t->mode;
calculatePropRatio(t);
calculateCenter(t);
if (event) {
/* Initialize accurate transform to settings requested by keymap. */
bool use_accurate = false;
if ((prop = RNA_struct_find_property(op->ptr, "use_accurate")) &&
RNA_property_is_set(op->ptr, prop))
{
if (RNA_property_boolean_get(op->ptr, prop)) {
use_accurate = true;
}
}
initMouseInput(t, &t->mouse, t->center2d, t->mval, use_accurate);
}
transform_mode_init(t, op, mode);
if (t->state == TRANS_CANCEL) {
postTrans(C, t);
return false;
}
/* Transformation axis from operator */
if ((prop = RNA_struct_find_property(op->ptr, "orient_axis")) &&
RNA_property_is_set(op->ptr, prop))
{
t->orient_axis = RNA_property_enum_get(op->ptr, prop);
}
if ((prop = RNA_struct_find_property(op->ptr, "orient_axis_ortho")) &&
RNA_property_is_set(op->ptr, prop))
{
t->orient_axis_ortho = RNA_property_enum_get(op->ptr, prop);
}
/* Constraint init from operator */
if (t->con.mode & CON_APPLY) {
setUserConstraint(t, t->con.mode, "%s");
}
/* Don't write into the values when non-modal because they are already set from operator redo
* values. */
if (t->flag & T_MODAL) {
/* Setup the mouse input with initial values. */
applyMouseInput(t, &t->mouse, t->mouse.imval, t->values);
}
if ((prop = RNA_struct_find_property(op->ptr, "preserve_clnor"))) {
if ((t->flag & T_EDIT) && t->obedit_type == OB_MESH) {
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
BMEditMesh *em = nullptr; /* BKE_editmesh_from_object(t->obedit); */
bool do_skip = false;
/* Currently only used for two of three most frequent transform ops,
* can include more ops.
* Note that scaling cannot be included here,
* non-uniform scaling will affect normals. */
if (ELEM(t->mode, TFM_TRANSLATION, TFM_ROTATION)) {
if (em->bm->totvertsel == em->bm->totvert) {
/* No need to invalidate if whole mesh is selected. */
do_skip = true;
}
}
if (t->flag & T_MODAL) {
RNA_property_boolean_set(op->ptr, prop, false);
}
else if (!do_skip) {
const bool preserve_clnor = RNA_property_boolean_get(op->ptr, prop);
if (preserve_clnor) {
BKE_editmesh_lnorspace_update(em);
t->flag |= T_CLNOR_REBUILD;
}
BM_lnorspace_invalidate(em->bm, true);
}
}
}
}
t->context = nullptr;
return true;
}
void transformApply(bContext *C, TransInfo *t)
{
t->context = C;
if (t->redraw == TREDRAW_HARD) {
selectConstraint(t);
if (t->mode_info) {
t->mode_info->transform_fn(t); /* calls recalc_data() */
}
}
if (t->redraw & TREDRAW_SOFT) {
viewRedrawForce(C, t);
}
t->redraw = TREDRAW_NOTHING;
/* If auto confirm is on, break after one pass */
if (t->options & CTX_AUTOCONFIRM) {
t->state = TRANS_CONFIRM;
}
t->context = nullptr;
}
int transformEnd(bContext *C, TransInfo *t)
{
int exit_code = OPERATOR_RUNNING_MODAL;
t->context = C;
if (!ELEM(t->state, TRANS_STARTING, TRANS_RUNNING)) {
/* handle restoring objects */
if (t->state == TRANS_CANCEL) {
exit_code = OPERATOR_CANCELLED;
restoreTransObjects(t); /* calls recalc_data() */
}
else {
if (t->flag & T_CLNOR_REBUILD) {
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
BMEditMesh *em = BKE_editmesh_from_object(tc->obedit);
BM_lnorspace_rebuild(em->bm, true);
}
}
exit_code = OPERATOR_FINISHED;
}
/* aftertrans does insert keyframes, and clears base flags; doesn't read transdata */
special_aftertrans_update(C, t);
/* Free data, also handles overlap [in freeTransCustomData()]. */
postTrans(C, t);
/* send events out for redraws */
viewRedrawPost(C, t);
viewRedrawForce(C, t);
transform_gizmo_3d_model_from_constraint_and_mode_restore(t);
}
t->context = nullptr;
return exit_code;
}
bool checkUseAxisMatrix(TransInfo *t)
{
/* currently only checks for editmode */
if (t->flag & T_EDIT) {
if ((t->around == V3D_AROUND_LOCAL_ORIGINS) &&
ELEM(t->obedit_type, OB_MESH, OB_CURVES_LEGACY, OB_MBALL, OB_ARMATURE))
{
/* not all editmode supports axis-matrix */
return true;
}
}
return false;
}
bool transform_apply_matrix(TransInfo *t, float mat[4][4])
{
if (t->mode_info && t->mode_info->transform_matrix_fn) {
t->mode_info->transform_matrix_fn(t, mat);
return true;
}
return false;
}
void transform_final_value_get(const TransInfo *t, float *value, const int value_num)
{
memcpy(value, t->values_final, sizeof(float) * value_num);
}
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