本文整理汇总了C++中Transform2D::affine_inverse方法的典型用法代码示例。如果您正苦于以下问题:C++ Transform2D::affine_inverse方法的具体用法?C++ Transform2D::affine_inverse怎么用?C++ Transform2D::affine_inverse使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Transform2D
的用法示例。
在下文中一共展示了Transform2D::affine_inverse方法的12个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。
示例1:
bool CollisionSolver2DSW::solve_raycast(const Shape2DSW *p_shape_A, const Transform2D &p_transform_A, const Shape2DSW *p_shape_B, const Transform2D &p_transform_B, CallbackResult p_result_callback, void *p_userdata, bool p_swap_result, Vector2 *sep_axis) {
const RayShape2DSW *ray = static_cast<const RayShape2DSW *>(p_shape_A);
if (p_shape_B->get_type() == Physics2DServer::SHAPE_RAY)
return false;
Vector2 from = p_transform_A.get_origin();
Vector2 to = from + p_transform_A[1] * ray->get_length();
Vector2 support_A = to;
Transform2D invb = p_transform_B.affine_inverse();
from = invb.xform(from);
to = invb.xform(to);
Vector2 p, n;
if (!p_shape_B->intersect_segment(from, to, p, n)) {
if (sep_axis)
*sep_axis = p_transform_A[1].normalized();
return false;
}
Vector2 support_B = p_transform_B.xform(p);
if (p_result_callback) {
if (p_swap_result)
p_result_callback(support_B, support_A, p_userdata);
else
p_result_callback(support_A, support_B, p_userdata);
}
return true;
}
示例2:
void Area2DSW::set_transform(const Transform2D &p_transform) {
if (!moved_list.in_list() && get_space())
get_space()->area_add_to_moved_list(&moved_list);
_set_transform(p_transform);
_set_inv_transform(p_transform.affine_inverse());
}
示例3:
void CollisionObject2DSW::set_shape_transform(int p_index, const Transform2D &p_transform) {
ERR_FAIL_INDEX(p_index, shapes.size());
shapes[p_index].xform = p_transform;
shapes[p_index].xform_inv = p_transform.affine_inverse();
_update_shapes();
_shapes_changed();
}
示例4:
bool BodyPair2DSW::_test_ccd(real_t p_step, Body2DSW *p_A, int p_shape_A, const Transform2D &p_xform_A, Body2DSW *p_B, int p_shape_B, const Transform2D &p_xform_B, bool p_swap_result) {
Vector2 motion = p_A->get_linear_velocity() * p_step;
real_t mlen = motion.length();
if (mlen < CMP_EPSILON)
return false;
Vector2 mnormal = motion / mlen;
real_t min, max;
p_A->get_shape(p_shape_A)->project_rangev(mnormal, p_xform_A, min, max);
bool fast_object = mlen > (max - min) * 0.3; //going too fast in that direction
if (!fast_object) { //did it move enough in this direction to even attempt raycast? let's say it should move more than 1/3 the size of the object in that axis
return false;
}
//cast a segment from support in motion normal, in the same direction of motion by motion length
//support is the worst case collision point, so real collision happened before
int a;
Vector2 s[2];
p_A->get_shape(p_shape_A)->get_supports(p_xform_A.basis_xform(mnormal).normalized(), s, a);
Vector2 from = p_xform_A.xform(s[0]);
Vector2 to = from + motion;
Transform2D from_inv = p_xform_B.affine_inverse();
Vector2 local_from = from_inv.xform(from - mnormal * mlen * 0.1); //start from a little inside the bounding box
Vector2 local_to = from_inv.xform(to);
Vector2 rpos, rnorm;
if (!p_B->get_shape(p_shape_B)->intersect_segment(local_from, local_to, rpos, rnorm))
return false;
//ray hit something
Vector2 hitpos = p_xform_B.xform(rpos);
Vector2 contact_A = to;
Vector2 contact_B = hitpos;
//create a contact
if (p_swap_result)
_contact_added_callback(contact_B, contact_A);
else
_contact_added_callback(contact_A, contact_B);
return true;
}
示例5: _input
void ViewportContainer::_input(const Ref<InputEvent> &p_event) {
if (Engine::get_singleton()->is_editor_hint())
return;
Transform2D xform = get_global_transform();
if (stretch) {
Transform2D scale_xf;
scale_xf.scale(Vector2(shrink, shrink));
xform *= scale_xf;
}
Ref<InputEvent> ev = p_event->xformed_by(xform.affine_inverse());
for (int i = 0; i < get_child_count(); i++) {
Viewport *c = Object::cast_to<Viewport>(get_child(i));
if (!c || c->is_input_disabled())
continue;
c->input(ev);
}
}
示例6: forward_gui_input
bool NavigationPolygonEditor::forward_gui_input(const Ref<InputEvent> &p_event) {
if (!node)
return false;
if (node->get_navigation_polygon().is_null()) {
Ref<InputEventMouseButton> mb = p_event;
if (mb.is_valid() && mb->get_button_index() == 1 && mb->is_pressed()) {
create_nav->set_text("No NavigationPolygon resource on this node.\nCreate and assign one?");
create_nav->popup_centered_minsize();
}
return (mb.is_valid() && mb->get_button_index() == 1);
}
Ref<InputEventMouseButton> mb = p_event;
if (mb.is_valid()) {
Transform2D xform = canvas_item_editor->get_canvas_transform() * node->get_global_transform();
Vector2 gpoint = mb->get_position();
Vector2 cpoint = canvas_item_editor->get_canvas_transform().affine_inverse().xform(gpoint);
cpoint = canvas_item_editor->snap_point(cpoint);
cpoint = node->get_global_transform().affine_inverse().xform(cpoint);
//first check if a point is to be added (segment split)
real_t grab_threshold = EDITOR_DEF("editors/poly_editor/point_grab_radius", 8);
switch (mode) {
case MODE_CREATE: {
if (mb->get_button_index() == BUTTON_LEFT && mb->is_pressed()) {
if (!wip_active) {
wip.clear();
wip.push_back(cpoint);
wip_active = true;
edited_point_pos = cpoint;
edited_outline = -1;
canvas_item_editor->get_viewport_control()->update();
edited_point = 1;
return true;
} else {
if (wip.size() > 1 && xform.xform(wip[0]).distance_to(gpoint) < grab_threshold) {
//wip closed
_wip_close();
return true;
} else {
wip.push_back(cpoint);
edited_point = wip.size();
canvas_item_editor->get_viewport_control()->update();
return true;
//add wip point
}
}
} else if (mb->get_button_index() == BUTTON_RIGHT && mb->is_pressed() && wip_active) {
_wip_close();
}
} break;
case MODE_EDIT: {
if (mb->get_button_index() == BUTTON_LEFT) {
if (mb->is_pressed()) {
if (mb->get_control()) {
//search edges
int closest_outline = -1;
int closest_idx = -1;
Vector2 closest_pos;
real_t closest_dist = 1e10;
for (int j = 0; j < node->get_navigation_polygon()->get_outline_count(); j++) {
PoolVector<Vector2> points = node->get_navigation_polygon()->get_outline(j);
int pc = points.size();
PoolVector<Vector2>::Read poly = points.read();
for (int i = 0; i < pc; i++) {
Vector2 points[2] = { xform.xform(poly[i]),
xform.xform(poly[(i + 1) % pc]) };
Vector2 cp = Geometry::get_closest_point_to_segment_2d(gpoint, points);
if (cp.distance_squared_to(points[0]) < CMP_EPSILON2 || cp.distance_squared_to(points[1]) < CMP_EPSILON2)
continue; //not valid to reuse point
real_t d = cp.distance_to(gpoint);
if (d < closest_dist && d < grab_threshold) {
//.........这里部分代码省略.........
示例7: if
bool CollisionPolygon2DEditor::forward_gui_input(const Ref<InputEvent> &p_event) {
if (!node)
return false;
Ref<InputEventMouseButton> mb;
if (mb.is_valid()) {
Transform2D xform = canvas_item_editor->get_canvas_transform() * node->get_global_transform();
Vector2 gpoint = mb->get_position();
Vector2 cpoint = canvas_item_editor->get_canvas_transform().affine_inverse().xform(gpoint);
cpoint = canvas_item_editor->snap_point(cpoint);
cpoint = node->get_global_transform().affine_inverse().xform(cpoint);
Vector<Vector2> poly = node->get_polygon();
//first check if a point is to be added (segment split)
real_t grab_treshold = EDITOR_DEF("editors/poly_editor/point_grab_radius", 8);
switch (mode) {
case MODE_CREATE: {
if (mb->get_button_index() == BUTTON_LEFT && mb->is_pressed()) {
if (!wip_active) {
wip.clear();
wip.push_back(cpoint);
wip_active = true;
edited_point_pos = cpoint;
canvas_item_editor->get_viewport_control()->update();
edited_point = 1;
return true;
} else {
if (wip.size() > 1 && xform.xform(wip[0]).distance_to(gpoint) < grab_treshold) {
//wip closed
_wip_close();
return true;
} else {
wip.push_back(cpoint);
edited_point = wip.size();
canvas_item_editor->get_viewport_control()->update();
return true;
//add wip point
}
}
} else if (mb->get_button_index() == BUTTON_RIGHT && mb->is_pressed() && wip_active) {
_wip_close();
}
} break;
case MODE_EDIT: {
if (mb->get_button_index() == BUTTON_LEFT) {
if (mb->is_pressed()) {
if (mb->get_control()) {
if (poly.size() < 3) {
undo_redo->create_action(TTR("Edit Poly"));
undo_redo->add_undo_method(node, "set_polygon", poly);
poly.push_back(cpoint);
undo_redo->add_do_method(node, "set_polygon", poly);
undo_redo->add_do_method(canvas_item_editor->get_viewport_control(), "update");
undo_redo->add_undo_method(canvas_item_editor->get_viewport_control(), "update");
undo_redo->commit_action();
return true;
}
//search edges
int closest_idx = -1;
Vector2 closest_pos;
real_t closest_dist = 1e10;
for (int i = 0; i < poly.size(); i++) {
Vector2 points[2] = { xform.xform(poly[i]),
xform.xform(poly[(i + 1) % poly.size()]) };
Vector2 cp = Geometry::get_closest_point_to_segment_2d(gpoint, points);
if (cp.distance_squared_to(points[0]) < CMP_EPSILON2 || cp.distance_squared_to(points[1]) < CMP_EPSILON2)
continue; //not valid to reuse point
real_t d = cp.distance_to(gpoint);
if (d < closest_dist && d < grab_treshold) {
closest_dist = d;
closest_pos = cp;
closest_idx = i;
}
}
if (closest_idx >= 0) {
//.........这里部分代码省略.........
示例8: if
bool Path2DEditor::forward_gui_input(const Ref<InputEvent> &p_event) {
if (!node)
return false;
if (!node->is_visible_in_tree())
return false;
if (!node->get_curve().is_valid())
return false;
Ref<InputEventMouseButton> mb = p_event;
if (mb.is_valid()) {
Transform2D xform = canvas_item_editor->get_canvas_transform() * node->get_global_transform();
Vector2 gpoint = mb->get_position();
Vector2 cpoint = node->get_global_transform().affine_inverse().xform(canvas_item_editor->snap_point(canvas_item_editor->get_canvas_transform().affine_inverse().xform(mb->get_position())));
real_t grab_threshold = EDITOR_DEF("editors/poly_editor/point_grab_radius", 8);
if (mb->is_pressed() && action == ACTION_NONE) {
Ref<Curve2D> curve = node->get_curve();
for (int i = 0; i < curve->get_point_count(); i++) {
real_t dist_to_p = gpoint.distance_to(xform.xform(curve->get_point_position(i)));
real_t dist_to_p_out = gpoint.distance_to(xform.xform(curve->get_point_position(i) + curve->get_point_out(i)));
real_t dist_to_p_in = gpoint.distance_to(xform.xform(curve->get_point_position(i) + curve->get_point_in(i)));
// Check for point movement start (for point + in/out controls).
if (mb->get_button_index() == BUTTON_LEFT) {
if (mode == MODE_EDIT && !mb->get_shift() && dist_to_p < grab_threshold) {
// Points can only be moved in edit mode.
action = ACTION_MOVING_POINT;
action_point = i;
moving_from = curve->get_point_position(i);
moving_screen_from = gpoint;
return true;
} else if (mode == MODE_EDIT || mode == MODE_EDIT_CURVE) {
// In/out controls can be moved in multiple modes.
if (dist_to_p_out < grab_threshold && i < (curve->get_point_count() - 1)) {
action = ACTION_MOVING_OUT;
action_point = i;
moving_from = curve->get_point_out(i);
moving_screen_from = gpoint;
return true;
} else if (dist_to_p_in < grab_threshold && i > 0) {
action = ACTION_MOVING_IN;
action_point = i;
moving_from = curve->get_point_in(i);
moving_screen_from = gpoint;
return true;
}
}
}
// Check for point deletion.
if ((mb->get_button_index() == BUTTON_RIGHT && mode == MODE_EDIT) || (mb->get_button_index() == BUTTON_LEFT && mode == MODE_DELETE)) {
if (dist_to_p < grab_threshold) {
undo_redo->create_action(TTR("Remove Point from Curve"));
undo_redo->add_do_method(curve.ptr(), "remove_point", i);
undo_redo->add_undo_method(curve.ptr(), "add_point", curve->get_point_position(i), curve->get_point_in(i), curve->get_point_out(i), i);
undo_redo->add_do_method(canvas_item_editor->get_viewport_control(), "update");
undo_redo->add_undo_method(canvas_item_editor->get_viewport_control(), "update");
undo_redo->commit_action();
return true;
} else if (dist_to_p_out < grab_threshold) {
undo_redo->create_action(TTR("Remove Out-Control from Curve"));
undo_redo->add_do_method(curve.ptr(), "set_point_out", i, Vector2());
undo_redo->add_undo_method(curve.ptr(), "set_point_out", i, curve->get_point_out(i));
undo_redo->add_do_method(canvas_item_editor->get_viewport_control(), "update");
undo_redo->add_undo_method(canvas_item_editor->get_viewport_control(), "update");
undo_redo->commit_action();
return true;
} else if (dist_to_p_in < grab_threshold) {
undo_redo->create_action(TTR("Remove In-Control from Curve"));
undo_redo->add_do_method(curve.ptr(), "set_point_in", i, Vector2());
undo_redo->add_undo_method(curve.ptr(), "set_point_in", i, curve->get_point_in(i));
undo_redo->add_do_method(canvas_item_editor->get_viewport_control(), "update");
undo_redo->add_undo_method(canvas_item_editor->get_viewport_control(), "update");
undo_redo->commit_action();
return true;
}
}
}
}
// Check for point creation.
if (mb->is_pressed() && mb->get_button_index() == BUTTON_LEFT && ((mb->get_command() && mode == MODE_EDIT) || mode == MODE_CREATE)) {
Ref<Curve2D> curve = node->get_curve();
//.........这里部分代码省略.........
示例9: _region_draw
void TextureRegionEditor::_region_draw() {
Ref<Texture> base_tex = NULL;
if (node_sprite)
base_tex = node_sprite->get_texture();
else if (node_patch9)
base_tex = node_patch9->get_texture();
else if (obj_styleBox.is_valid())
base_tex = obj_styleBox->get_texture();
else if (atlas_tex.is_valid())
base_tex = atlas_tex->get_atlas();
if (base_tex.is_null())
return;
Transform2D mtx;
mtx.elements[2] = -draw_ofs;
mtx.scale_basis(Vector2(draw_zoom, draw_zoom));
VS::get_singleton()->canvas_item_add_set_transform(edit_draw->get_canvas_item(), mtx);
edit_draw->draw_texture(base_tex, Point2());
VS::get_singleton()->canvas_item_add_set_transform(edit_draw->get_canvas_item(), Transform2D());
if (snap_mode == SNAP_GRID) {
Size2 s = edit_draw->get_size();
int last_cell;
if (snap_step.x != 0) {
if (snap_separation.x == 0)
for (int i = 0; i < s.width; i++) {
int cell = Math::fast_ftoi(Math::floor((mtx.affine_inverse().xform(Vector2(i, 0)).x - snap_offset.x) / snap_step.x));
if (i == 0)
last_cell = cell;
if (last_cell != cell)
edit_draw->draw_line(Point2(i, 0), Point2(i, s.height), Color(0.3, 0.7, 1, 0.3));
last_cell = cell;
}
else
for (int i = 0; i < s.width; i++) {
int cell = Math::fast_ftoi(Math::floor((mtx.affine_inverse().xform(Vector2(i, 0)).x - snap_offset.x) / (snap_step.x + snap_separation.x)));
if (i == 0)
last_cell = cell;
if (last_cell != cell)
edit_draw->draw_rect(Rect2(i - snap_separation.x * draw_zoom, 0, snap_separation.x * draw_zoom, s.height), Color(0.3, 0.7, 1, 0.3));
last_cell = cell;
}
}
if (snap_step.y != 0) {
if (snap_separation.y == 0)
for (int i = 0; i < s.height; i++) {
int cell = Math::fast_ftoi(Math::floor((mtx.affine_inverse().xform(Vector2(0, i)).y - snap_offset.y) / snap_step.y));
if (i == 0)
last_cell = cell;
if (last_cell != cell)
edit_draw->draw_line(Point2(0, i), Point2(s.width, i), Color(0.3, 0.7, 1, 0.3));
last_cell = cell;
}
else
for (int i = 0; i < s.height; i++) {
int cell = Math::fast_ftoi(Math::floor((mtx.affine_inverse().xform(Vector2(0, i)).y - snap_offset.y) / (snap_step.y + snap_separation.y)));
if (i == 0)
last_cell = cell;
if (last_cell != cell)
edit_draw->draw_rect(Rect2(0, i - snap_separation.y * draw_zoom, s.width, snap_separation.y * draw_zoom), Color(0.3, 0.7, 1, 0.3));
last_cell = cell;
}
}
} else if (snap_mode == SNAP_AUTOSLICE) {
for (List<Rect2>::Element *E = autoslice_cache.front(); E; E = E->next()) {
Rect2 r = E->get();
Vector2 endpoints[4] = {
mtx.basis_xform(r.position),
mtx.basis_xform(r.position + Vector2(r.size.x, 0)),
mtx.basis_xform(r.position + r.size),
mtx.basis_xform(r.position + Vector2(0, r.size.y))
};
for (int i = 0; i < 4; i++) {
int next = (i + 1) % 4;
edit_draw->draw_line(endpoints[i] - draw_ofs, endpoints[next] - draw_ofs, Color(0.3, 0.7, 1, 1), 2);
}
}
}
Ref<Texture> select_handle = get_icon("EditorHandle", "EditorIcons");
Rect2 scroll_rect(Point2(), mtx.basis_xform(base_tex->get_size()));
scroll_rect.expand_to(mtx.basis_xform(edit_draw->get_size()));
Vector2 endpoints[4] = {
mtx.basis_xform(rect.position),
mtx.basis_xform(rect.position + Vector2(rect.size.x, 0)),
mtx.basis_xform(rect.position + rect.size),
mtx.basis_xform(rect.position + Vector2(0, rect.size.y))
};
Color color(0.9, 0.5, 0.5);
for (int i = 0; i < 4; i++) {
int prev = (i + 3) % 4;
int next = (i + 1) % 4;
Vector2 ofs = ((endpoints[i] - endpoints[prev]).normalized() + ((endpoints[i] - endpoints[next]).normalized())).normalized();
//.........这里部分代码省略.........
示例10: _region_input
void TextureRegionEditor::_region_input(const Ref<InputEvent> &p_input) {
Transform2D mtx;
mtx.elements[2] = -draw_ofs;
mtx.scale_basis(Vector2(draw_zoom, draw_zoom));
Vector2 endpoints[8] = {
mtx.xform(rect.position) + Vector2(-4, -4),
mtx.xform(rect.position + Vector2(rect.size.x / 2, 0)) + Vector2(0, -4),
mtx.xform(rect.position + Vector2(rect.size.x, 0)) + Vector2(4, -4),
mtx.xform(rect.position + Vector2(rect.size.x, rect.size.y / 2)) + Vector2(4, 0),
mtx.xform(rect.position + rect.size) + Vector2(4, 4),
mtx.xform(rect.position + Vector2(rect.size.x / 2, rect.size.y)) + Vector2(0, 4),
mtx.xform(rect.position + Vector2(0, rect.size.y)) + Vector2(-4, 4),
mtx.xform(rect.position + Vector2(0, rect.size.y / 2)) + Vector2(-4, 0)
};
Ref<InputEventMouseButton> mb = p_input;
if (mb.is_valid()) {
if (mb->get_button_index() == BUTTON_LEFT) {
if (mb->is_pressed()) {
if (node_patch9 || obj_styleBox.is_valid()) {
edited_margin = -1;
float margins[4];
if (node_patch9) {
margins[0] = node_patch9->get_patch_margin(MARGIN_TOP);
margins[1] = node_patch9->get_patch_margin(MARGIN_BOTTOM);
margins[2] = node_patch9->get_patch_margin(MARGIN_LEFT);
margins[3] = node_patch9->get_patch_margin(MARGIN_RIGHT);
} else if (obj_styleBox.is_valid()) {
margins[0] = obj_styleBox->get_margin_size(MARGIN_TOP);
margins[1] = obj_styleBox->get_margin_size(MARGIN_BOTTOM);
margins[2] = obj_styleBox->get_margin_size(MARGIN_LEFT);
margins[3] = obj_styleBox->get_margin_size(MARGIN_RIGHT);
}
Vector2 pos[4] = {
mtx.basis_xform(rect.position + Vector2(0, margins[0])) - draw_ofs,
mtx.basis_xform(rect.position + rect.size - Vector2(0, margins[1])) - draw_ofs,
mtx.basis_xform(rect.position + Vector2(margins[2], 0)) - draw_ofs,
mtx.basis_xform(rect.position + rect.size - Vector2(margins[3], 0)) - draw_ofs
};
if (Math::abs(mb->get_position().y - pos[0].y) < 8) {
edited_margin = 0;
prev_margin = margins[0];
} else if (Math::abs(mb->get_position().y - pos[1].y) < 8) {
edited_margin = 1;
prev_margin = margins[1];
} else if (Math::abs(mb->get_position().x - pos[2].x) < 8) {
edited_margin = 2;
prev_margin = margins[2];
} else if (Math::abs(mb->get_position().x - pos[3].x) < 8) {
edited_margin = 3;
prev_margin = margins[3];
}
if (edited_margin >= 0) {
drag_from = Vector2(mb->get_position().x, mb->get_position().y);
drag = true;
}
}
if (edited_margin < 0 && snap_mode == SNAP_AUTOSLICE) {
Vector2 point = mtx.affine_inverse().xform(Vector2(mb->get_position().x, mb->get_position().y));
for (List<Rect2>::Element *E = autoslice_cache.front(); E; E = E->next()) {
if (E->get().has_point(point)) {
rect = E->get();
if (Input::get_singleton()->is_key_pressed(KEY_CONTROL) && !(Input::get_singleton()->is_key_pressed(KEY_SHIFT | KEY_ALT))) {
Rect2 r;
if (node_sprite)
r = node_sprite->get_region_rect();
else if (node_patch9)
r = node_patch9->get_region_rect();
else if (obj_styleBox.is_valid())
r = obj_styleBox->get_region_rect();
else if (atlas_tex.is_valid())
r = atlas_tex->get_region();
rect.expand_to(r.position);
rect.expand_to(r.position + r.size);
}
undo_redo->create_action(TTR("Set Region Rect"));
if (node_sprite) {
undo_redo->add_do_method(node_sprite, "set_region_rect", rect);
undo_redo->add_undo_method(node_sprite, "set_region_rect", node_sprite->get_region_rect());
} else if (node_patch9) {
undo_redo->add_do_method(node_patch9, "set_region_rect", rect);
undo_redo->add_undo_method(node_patch9, "set_region_rect", node_patch9->get_region_rect());
} else if (obj_styleBox.is_valid()) {
undo_redo->add_do_method(obj_styleBox.ptr(), "set_region_rect", rect);
undo_redo->add_undo_method(obj_styleBox.ptr(), "set_region_rect", obj_styleBox->get_region_rect());
} else if (atlas_tex.is_valid()) {
undo_redo->add_do_method(atlas_tex.ptr(), "set_region", rect);
undo_redo->add_undo_method(atlas_tex.ptr(), "set_region", atlas_tex->get_region());
}
undo_redo->add_do_method(edit_draw, "update");
undo_redo->add_undo_method(edit_draw, "update");
undo_redo->commit_action();
break;
}
}
} else if (edited_margin < 0) {
drag_from = mtx.affine_inverse().xform(Vector2(mb->get_position().x, mb->get_position().y));
//.........这里部分代码省略.........
示例11: rect
void Polygon2DEditor::_uv_draw() {
Ref<Texture> base_tex = node->get_texture();
if (base_tex.is_null())
return;
Transform2D mtx;
mtx.elements[2] = -uv_draw_ofs;
mtx.scale_basis(Vector2(uv_draw_zoom, uv_draw_zoom));
VS::get_singleton()->canvas_item_add_set_transform(uv_edit_draw->get_canvas_item(), mtx);
uv_edit_draw->draw_texture(base_tex, Point2());
VS::get_singleton()->canvas_item_add_set_transform(uv_edit_draw->get_canvas_item(), Transform2D());
if (snap_show_grid) {
Size2 s = uv_edit_draw->get_size();
int last_cell;
if (snap_step.x != 0) {
for (int i = 0; i < s.width; i++) {
int cell = Math::fast_ftoi(Math::floor((mtx.affine_inverse().xform(Vector2(i, 0)).x - snap_offset.x) / snap_step.x));
if (i == 0)
last_cell = cell;
if (last_cell != cell)
uv_edit_draw->draw_line(Point2(i, 0), Point2(i, s.height), Color(0.3, 0.7, 1, 0.3));
last_cell = cell;
}
}
if (snap_step.y != 0) {
for (int i = 0; i < s.height; i++) {
int cell = Math::fast_ftoi(Math::floor((mtx.affine_inverse().xform(Vector2(0, i)).y - snap_offset.y) / snap_step.y));
if (i == 0)
last_cell = cell;
if (last_cell != cell)
uv_edit_draw->draw_line(Point2(0, i), Point2(s.width, i), Color(0.3, 0.7, 1, 0.3));
last_cell = cell;
}
}
}
PoolVector<Vector2> uvs = node->get_uv();
Ref<Texture> handle = get_icon("EditorHandle", "EditorIcons");
Rect2 rect(Point2(), mtx.basis_xform(base_tex->get_size()));
rect.expand_to(mtx.basis_xform(uv_edit_draw->get_size()));
for (int i = 0; i < uvs.size(); i++) {
int next = (i + 1) % uvs.size();
uv_edit_draw->draw_line(mtx.xform(uvs[i]), mtx.xform(uvs[next]), Color(0.9, 0.5, 0.5), 2);
uv_edit_draw->draw_texture(handle, mtx.xform(uvs[i]) - handle->get_size() * 0.5);
rect.expand_to(mtx.basis_xform(uvs[i]));
}
rect = rect.grow(200);
updating_uv_scroll = true;
uv_hscroll->set_min(rect.position.x);
uv_hscroll->set_max(rect.position.x + rect.size.x);
uv_hscroll->set_page(uv_edit_draw->get_size().x);
uv_hscroll->set_value(uv_draw_ofs.x);
uv_hscroll->set_step(0.001);
uv_vscroll->set_min(rect.position.y);
uv_vscroll->set_max(rect.position.y + rect.size.y);
uv_vscroll->set_page(uv_edit_draw->get_size().y);
uv_vscroll->set_value(uv_draw_ofs.y);
uv_vscroll->set_step(0.001);
updating_uv_scroll = false;
}
示例12: if
void Polygon2DEditor::_uv_input(const Ref<InputEvent> &p_input) {
Transform2D mtx;
mtx.elements[2] = -uv_draw_ofs;
mtx.scale_basis(Vector2(uv_draw_zoom, uv_draw_zoom));
Ref<InputEventMouseButton> mb = p_input;
if (mb.is_valid()) {
if (mb->get_button_index() == BUTTON_LEFT) {
if (mb->is_pressed()) {
uv_drag_from = Vector2(mb->get_position().x, mb->get_position().y);
uv_drag = true;
uv_prev = node->get_uv();
uv_move_current = uv_mode;
if (uv_move_current == UV_MODE_EDIT_POINT) {
if (mb->get_shift() && mb->get_command())
uv_move_current = UV_MODE_SCALE;
else if (mb->get_shift())
uv_move_current = UV_MODE_MOVE;
else if (mb->get_command())
uv_move_current = UV_MODE_ROTATE;
}
if (uv_move_current == UV_MODE_EDIT_POINT) {
uv_drag_index = -1;
for (int i = 0; i < uv_prev.size(); i++) {
Vector2 tuv = mtx.xform(uv_prev[i]);
if (tuv.distance_to(Vector2(mb->get_position().x, mb->get_position().y)) < 8) {
uv_drag_from = tuv;
uv_drag_index = i;
}
}
if (uv_drag_index == -1) {
uv_drag = false;
}
}
} else if (uv_drag) {
undo_redo->create_action(TTR("Transform UV Map"));
undo_redo->add_do_method(node, "set_uv", node->get_uv());
undo_redo->add_undo_method(node, "set_uv", uv_prev);
undo_redo->add_do_method(uv_edit_draw, "update");
undo_redo->add_undo_method(uv_edit_draw, "update");
undo_redo->commit_action();
uv_drag = false;
}
} else if (mb->get_button_index() == BUTTON_RIGHT && mb->is_pressed()) {
if (uv_drag) {
uv_drag = false;
node->set_uv(uv_prev);
uv_edit_draw->update();
}
} else if (mb->get_button_index() == BUTTON_WHEEL_UP && mb->is_pressed()) {
uv_zoom->set_value(uv_zoom->get_value() / (1 - (0.1 * mb->get_factor())));
} else if (mb->get_button_index() == BUTTON_WHEEL_DOWN && mb->is_pressed()) {
uv_zoom->set_value(uv_zoom->get_value() * (1 - (0.1 * mb->get_factor())));
}
}
Ref<InputEventMouseMotion> mm = p_input;
if (mm.is_valid()) {
if (mm->get_button_mask() & BUTTON_MASK_MIDDLE || Input::get_singleton()->is_key_pressed(KEY_SPACE)) {
Vector2 drag(mm->get_relative().x, mm->get_relative().y);
uv_hscroll->set_value(uv_hscroll->get_value() - drag.x);
uv_vscroll->set_value(uv_vscroll->get_value() - drag.y);
} else if (uv_drag) {
Vector2 uv_drag_to = mm->get_position();
Vector2 drag = mtx.affine_inverse().xform(uv_drag_to) - mtx.affine_inverse().xform(uv_drag_from);
switch (uv_move_current) {
case UV_MODE_EDIT_POINT: {
PoolVector<Vector2> uv_new = uv_prev;
uv_new.set(uv_drag_index, uv_new[uv_drag_index] + drag);
node->set_uv(uv_new);
} break;
case UV_MODE_MOVE: {
PoolVector<Vector2> uv_new = uv_prev;
//.........这里部分代码省略.........