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Take CanvasLayer transform into account for 2D physics

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Fixes #18073.
This commit is contained in:
Pedro J. Estébanez 2018-08-19 12:14:21 +02:00
parent 031f763d4f
commit 4839e5f6d9
6 changed files with 38 additions and 30 deletions
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2
scene/2d/canvas_item.h
View file

@ -139,6 +139,8 @@ class CanvasItem : public Node {
GDCLASS(CanvasItem, Node);
friend class CanvasLayer;
public:
enum BlendMode {

4
scene/2d/collision_object_2d.cpp
View file

@ -38,7 +38,7 @@ void CollisionObject2D::_notification(int p_what) {
case NOTIFICATION_ENTER_TREE: {
Transform2D global_transform = get_global_transform();
Transform2D global_transform = get_global_transform_with_canvas();
if (area)
Physics2DServer::get_singleton()->area_set_transform(rid, global_transform);
@ -64,7 +64,7 @@ void CollisionObject2D::_notification(int p_what) {
} break;
case NOTIFICATION_TRANSFORM_CHANGED: {
Transform2D global_transform = get_global_transform();
Transform2D global_transform = get_global_transform_with_canvas();
if (only_update_transform_changes && global_transform == last_transform) {
return;

41
scene/2d/physics_body_2d.cpp
View file

@ -35,19 +35,6 @@
#include "engine.h"
#include "math_funcs.h"
#include "scene/scene_string_names.h"
void PhysicsBody2D::_notification(int p_what) {
/*
switch(p_what) {
case NOTIFICATION_TRANSFORM_CHANGED: {
Physics2DServer::get_singleton()->body_set_state(get_rid(),Physics2DServer::BODY_STATE_TRANSFORM,get_global_transform());
} break;
}
*/
}
void PhysicsBody2D::_set_layers(uint32_t p_mask) {
@ -436,7 +423,7 @@ bool RigidBody2D::_test_motion(const Vector2 &p_motion, bool p_infinite_inertia,
Physics2DServer::MotionResult *r = NULL;
if (p_result.is_valid())
r = p_result->get_result_ptr();
return Physics2DServer::get_singleton()->body_test_motion(get_rid(), get_global_transform(), p_motion, p_infinite_inertia, p_margin, r);
return Physics2DServer::get_singleton()->body_test_motion(get_rid(), get_global_transform_with_canvas(), p_motion, p_infinite_inertia, p_margin, r);
}
void RigidBody2D::_direct_state_changed(Object *p_state) {
@ -449,7 +436,7 @@ void RigidBody2D::_direct_state_changed(Object *p_state) {
set_block_transform_notify(true); // don't want notify (would feedback loop)
if (mode != MODE_KINEMATIC)
set_global_transform(state->get_transform());
set_global_transform(get_canvas_transform().affine_inverse() * state->get_transform());
linear_velocity = state->get_linear_velocity();
angular_velocity = state->get_angular_velocity();
if (sleeping != state->is_sleeping()) {
@ -1144,7 +1131,7 @@ bool KinematicBody2D::separate_raycast_shapes(bool p_infinite_inertia, Collision
Physics2DServer::SeparationResult sep_res[8]; //max 8 rays
Transform2D gt = get_global_transform();
Transform2D gt = get_global_transform_with_canvas();
Vector2 recover;
int hits = Physics2DServer::get_singleton()->body_test_ray_separation(get_rid(), gt, p_infinite_inertia, recover, sep_res, 8, margin);
@ -1158,7 +1145,7 @@ bool KinematicBody2D::separate_raycast_shapes(bool p_infinite_inertia, Collision
}
gt.elements[2] += recover;
set_global_transform(gt);
set_global_transform(get_canvas_transform().affine_inverse() * gt);
if (deepest != -1) {
r_collision.collider = sep_res[deepest].collider_id;
@ -1179,7 +1166,7 @@ bool KinematicBody2D::separate_raycast_shapes(bool p_infinite_inertia, Collision
bool KinematicBody2D::move_and_collide(const Vector2 &p_motion, bool p_infinite_inertia, Collision &r_collision, bool p_exclude_raycast_shapes, bool p_test_only) {
Transform2D gt = get_global_transform();
Transform2D gt = get_global_transform_with_canvas();
Physics2DServer::MotionResult result;
bool colliding = Physics2DServer::get_singleton()->body_test_motion(get_rid(), gt, p_motion, p_infinite_inertia, margin, &result, p_exclude_raycast_shapes);
@ -1198,7 +1185,7 @@ bool KinematicBody2D::move_and_collide(const Vector2 &p_motion, bool p_infinite_
if (!p_test_only) {
gt.elements[2] += result.motion;
set_global_transform(gt);
set_global_transform(get_canvas_transform().affine_inverse() * gt);
}
return colliding;
@ -1272,9 +1259,9 @@ Vector2 KinematicBody2D::move_and_slide(const Vector2 &p_linear_velocity, const
if (p_stop_on_slope) {
if (Vector2() == lv_n + p_floor_direction) {
Transform2D gt = get_global_transform();
Transform2D gt = get_global_transform_with_canvas();
gt.elements[2] -= collision.travel;
set_global_transform(gt);
set_global_transform(get_canvas_transform().affine_inverse() * gt);
return Vector2();
}
}
@ -1323,7 +1310,7 @@ Vector2 KinematicBody2D::move_and_slide_with_snap(const Vector2 &p_linear_veloci
}
Collision col;
Transform2D gt = get_global_transform();
Transform2D gt = get_global_transform_with_canvas();
if (move_and_collide(p_snap, p_infinite_inertia, col, false, true)) {
gt.elements[2] += col.travel;
@ -1332,7 +1319,7 @@ Vector2 KinematicBody2D::move_and_slide_with_snap(const Vector2 &p_linear_veloci
on_floor_body = col.collider_rid;
floor_velocity = col.collider_vel;
}
set_global_transform(gt);
set_global_transform(get_canvas_transform().affine_inverse() * gt);
}
return ret;
@ -1429,22 +1416,22 @@ void KinematicBody2D::_direct_state_changed(Object *p_state) {
last_valid_transform = state->get_transform();
set_notify_local_transform(false);
set_global_transform(last_valid_transform);
set_global_transform(get_canvas_transform().affine_inverse() * last_valid_transform);
set_notify_local_transform(true);
}
void KinematicBody2D::_notification(int p_what) {
if (p_what == NOTIFICATION_ENTER_TREE) {
last_valid_transform = get_global_transform();
last_valid_transform = get_global_transform_with_canvas();
}
if (p_what == NOTIFICATION_LOCAL_TRANSFORM_CHANGED) {
//used by sync to physics, send the new transform to the physics
Transform2D new_transform = get_global_transform();
Transform2D new_transform = get_global_transform_with_canvas();
Physics2DServer::get_singleton()->body_set_state(get_rid(), Physics2DServer::BODY_STATE_TRANSFORM, new_transform);
//but then revert changes
set_notify_local_transform(false);
set_global_transform(last_valid_transform);
set_global_transform(get_canvas_transform().affine_inverse() * last_valid_transform);
set_notify_local_transform(true);
}
}

1
scene/2d/physics_body_2d.h
View file

@ -49,7 +49,6 @@ class PhysicsBody2D : public CollisionObject2D {
uint32_t _get_layers() const;
protected:
void _notification(int p_what);
PhysicsBody2D(Physics2DServer::BodyMode p_mode);
static void _bind_methods();

19
scene/main/canvas_layer.cpp
View file

@ -29,6 +29,7 @@
/*************************************************************************/
#include "canvas_layer.h"
#include "scene/2d/canvas_item.h"
#include "viewport.h"
void CanvasLayer::set_layer(int p_xform) {
@ -62,6 +63,24 @@ void CanvasLayer::_update_xform() {
transform.set_origin(ofs);
if (viewport.is_valid())
VisualServer::get_singleton()->viewport_set_canvas_transform(viewport, canvas, transform);
if (!is_inside_tree())
return;
_notify_xform(this);
}
void CanvasLayer::_notify_xform(Node *p_node) {
for (int i = 0; i < p_node->get_child_count(); i++) {
CanvasItem *ci = Object::cast_to<CanvasItem>(p_node->get_child(i));
if (ci) {
ci->_notify_transform(ci);
} else {
_notify_xform(p_node->get_child(i));
}
}
}
void CanvasLayer::_update_locrotscale() {

1
scene/main/canvas_layer.h
View file

@ -56,6 +56,7 @@ class CanvasLayer : public Node {
int sort_index;
void _update_xform();
void _notify_xform(Node *p_node);
void _update_locrotscale();
protected: