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annotate src/sim.cc @ 7:af24cfbdf9b6

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adding collision detection
author John Tsiombikas <nuclear@member.fsf.org>
date Sat, 14 Feb 2015 10:08:00 +0200
parents 2f872a179914
children 8cce82794f90
rev   line source
nuclear@6 1 #include <algorithm>
nuclear@6 2 #include "sim.h"
nuclear@6 3
nuclear@6 4 SimWorld::SimWorld()
nuclear@6 5 : gravity(0, -9, 0)
nuclear@6 6 {
nuclear@6 7 damping = 0.005;
nuclear@6 8 }
nuclear@6 9
nuclear@6 10 void SimWorld::add_object(GObject *obj)
nuclear@6 11 {
nuclear@7 12 CoRigid *co = COCAST(CoRigid, obj->get_component("rigid"));
nuclear@6 13 if(co) {
nuclear@6 14 add_rigid_body(co);
nuclear@6 15 } else {
nuclear@6 16 fprintf(stderr, "SimWorld::add_object: trying to add object without rigid body component\n");
nuclear@6 17 }
nuclear@6 18 }
nuclear@6 19
nuclear@6 20 void SimWorld::add_rigid_body(CoRigid *co)
nuclear@6 21 {
nuclear@6 22 if(std::find(rigid.begin(), rigid.end(), co) == rigid.end()) {
nuclear@6 23 rigid.push_back(co);
nuclear@6 24 co->world = this;
nuclear@6 25 }
nuclear@6 26 }
nuclear@6 27
nuclear@6 28 void SimWorld::remove_object(GObject *obj)
nuclear@6 29 {
nuclear@7 30 CoRigid *co = COCAST(CoRigid, obj->get_component("rigid"));
nuclear@6 31 if(co) {
nuclear@6 32 remove_rigid_body(co);
nuclear@6 33 } else {
nuclear@6 34 fprintf(stderr, "SimWorld::remove_object: failed to remove object without rigid body component\n");
nuclear@6 35 }
nuclear@6 36 }
nuclear@6 37
nuclear@6 38 void SimWorld::remove_rigid_body(CoRigid *co)
nuclear@6 39 {
nuclear@6 40 std::list<CoRigid*>::iterator it = std::find(rigid.begin(), rigid.end(), co);
nuclear@6 41 if(it != rigid.end()) {
nuclear@6 42 rigid.erase(it);
nuclear@6 43 } else {
nuclear@6 44 fprintf(stderr, "SimWorld::remove_rigid_body: failed to remove missing rigid body\n");
nuclear@6 45 }
nuclear@6 46 }
nuclear@6 47
nuclear@6 48 void SimWorld::set_damping(float damping)
nuclear@6 49 {
nuclear@6 50 this->damping = damping;
nuclear@6 51 }
nuclear@6 52
nuclear@6 53 float SimWorld::get_damping() const
nuclear@6 54 {
nuclear@6 55 return damping;
nuclear@6 56 }
nuclear@6 57
nuclear@6 58 void SimWorld::set_gravity(const Vector3 &v)
nuclear@6 59 {
nuclear@6 60 gravity = v;
nuclear@6 61 }
nuclear@6 62
nuclear@6 63 const Vector3 &SimWorld::get_gravity() const
nuclear@6 64 {
nuclear@6 65 return gravity;
nuclear@6 66 }