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-rw-r--r--src/components/ponderable.h33
-rw-r--r--src/systems/pondering.cpp57
-rw-r--r--src/systems/pondering.h1
3 files changed, 89 insertions, 2 deletions
diff --git a/src/components/ponderable.h b/src/components/ponderable.h index 5354f87..45150a0 100644 --- a/src/components/ponderable.h +++ b/src/components/ponderable.h
@@ -1,11 +1,15 @@
1#ifndef TANGIBLE_H_746DB3EE 1#ifndef TANGIBLE_H_746DB3EE
2#define TANGIBLE_H_746DB3EE 2#define TANGIBLE_H_746DB3EE
3 3
4#include <set>
4#include "component.h" 5#include "component.h"
6#include "entity_manager.h"
5 7
6class PonderableComponent : public Component { 8class PonderableComponent : public Component {
7public: 9public:
8 10
11 using id_type = EntityManager::id_type;
12
9 /** 13 /**
10 * List of different types of physical bodies. 14 * List of different types of physical bodies.
11 * 15 *
@@ -67,6 +71,35 @@ public:
67 bool grounded = false; 71 bool grounded = false;
68 72
69 /** 73 /**
74 * Whether or not a freefalling body is being ferried by another body.
75 *
76 * @managed_by PonderingSystem
77 */
78 bool ferried = false;
79
80 /**
81 * The entity that is ferrying this body, if there is one.
82 *
83 * @managed_by PonderingSystem
84 */
85 id_type ferry;
86
87 /**
88 * The location of the body relative to the location of its ferry.
89 *
90 * @managed_by PonderingSystem
91 */
92 double relX;
93 double relY;
94
95 /**
96 * The bodies that are being ferried by this body.
97 *
98 * @managed_by PonderingSystem
99 */
100 std::set<id_type> passengers;
101
102 /**
70 * If enabled, this will prevent the body from moving. 103 * If enabled, this will prevent the body from moving.
71 */ 104 */
72 bool frozen = false; 105 bool frozen = false;
diff --git a/src/systems/pondering.cpp b/src/systems/pondering.cpp index 5143f8e..ccfd66f 100644 --- a/src/systems/pondering.cpp +++ b/src/systems/pondering.cpp
@@ -57,8 +57,21 @@ void PonderingSystem::tick(double dt)
57 const double oldBottom = oldY + transformable.h; 57 const double oldBottom = oldY + transformable.h;
58 58
59 CollisionResult result; 59 CollisionResult result;
60 result.newX = oldX + ponderable.velX * dt; 60
61 result.newY = oldY + ponderable.velY * dt; 61 if (ponderable.ferried)
62 {
63 auto& ferryTrans = game_.getEntityManager().
64 getComponent<TransformableComponent>(ponderable.ferry);
65
66 result.newX = ferryTrans.x + ponderable.relX;
67 result.newY = ferryTrans.y + ponderable.relY;
68 } else {
69 result.newX = transformable.x;
70 result.newY = transformable.y;
71 }
72
73 result.newX += ponderable.velX * dt;
74 result.newY += ponderable.velY * dt;
62 75
63 bool oldGrounded = ponderable.grounded; 76 bool oldGrounded = ponderable.grounded;
64 ponderable.grounded = false; 77 ponderable.grounded = false;
@@ -642,6 +655,43 @@ void PonderingSystem::tick(double dt)
642 } 655 }
643 } 656 }
644 657
658 // Handle ferry passengers
659 if ((ponderable.type == PonderableComponent::Type::freefalling) &&
660 (ponderable.grounded != oldGrounded))
661 {
662 if (ponderable.grounded &&
663 game_.getEntityManager().
664 hasComponent<PonderableComponent>(result.groundEntity))
665 {
666 // The body is now being ferried
667 auto& ferryPonder = game_.getEntityManager().
668 getComponent<PonderableComponent>(result.groundEntity);
669
670 ponderable.ferried = true;
671 ponderable.ferry = result.groundEntity;
672
673 ferryPonder.passengers.insert(entity);
674 } else if (ponderable.ferried)
675 {
676 // The body is no longer being ferried
677 ponderable.ferried = false;
678
679 auto& ferryPonder = game_.getEntityManager().
680 getComponent<PonderableComponent>(ponderable.ferry);
681
682 ferryPonder.passengers.erase(entity);
683 }
684 }
685
686 if (ponderable.ferried)
687 {
688 auto& ferryTrans = game_.getEntityManager().
689 getComponent<TransformableComponent>(ponderable.ferry);
690
691 ponderable.relX = transformable.x - ferryTrans.x;
692 ponderable.relY = transformable.y - ferryTrans.y;
693 }
694
645 // Move to an adjacent map, if necessary 695 // Move to an adjacent map, if necessary
646 if (result.adjacentlyWarping) 696 if (result.adjacentlyWarping)
647 { 697 {
@@ -714,6 +764,8 @@ void PonderingSystem::initPrototype(id_type prototype)
714 ponderable.grounded = false; 764 ponderable.grounded = false;
715 ponderable.frozen = false; 765 ponderable.frozen = false;
716 ponderable.collidable = true; 766 ponderable.collidable = true;
767 ponderable.ferried = false;
768 ponderable.passengers.clear();
717} 769}
718 770
719void PonderingSystem::processCollision( 771void PonderingSystem::processCollision(
@@ -900,6 +952,7 @@ void PonderingSystem::processCollision(
900 case Direction::down: 952 case Direction::down:
901 { 953 {
902 result.newY = axis - transformable.h; 954 result.newY = axis - transformable.h;
955 result.groundEntity = collider;
903 ponderable.velY = 0.0; 956 ponderable.velY = 0.0;
904 ponderable.grounded = true; 957 ponderable.grounded = true;
905 958
diff --git a/src/systems/pondering.h b/src/systems/pondering.h index aa430db..b195814 100644 --- a/src/systems/pondering.h +++ b/src/systems/pondering.h
@@ -29,6 +29,7 @@ private:
29 bool adjacentlyWarping = false; 29 bool adjacentlyWarping = false;
30 Direction adjWarpDir; 30 Direction adjWarpDir;
31 size_t adjWarpMapId; 31 size_t adjWarpMapId;
32 id_type groundEntity;
32 }; 33 };
33 34
34 void processCollision( 35 void processCollision(