source: trunk/test/PhysicObject.h @ 1653 Tweet

//
// Orbital
//
// Copyright: (c) 2009-2012 Cédric Lecacheur <jordx@free.fr>
//            (c) 2009-2012 Benjamin Huet <huet.benjamin@gmail.com>
//            (c) 2012 Sam Hocevar <sam@hocevar.net>
//

/* FIXME: this file is pure crap; it's only a test. */

#if !defined __PHYSICOBJECT_H__
#define __PHYSICOBJECT_H__

#include "core.h"
#include "easymesh/easymesh.h"
#include "Physics/EasyPhysics.h"

using namespace lol;
using namespace lol::phys;

class PhysicsObject : public WorldEntity
{
public:
        PhysicsObject(Simulation* new_sim, const vec3 &base_location, const quat &base_rotation)
                : m_ready(false), m_should_render(true)
        {
                m_mesh.Compile("[sc#ddd afcb60 1 60 -.1]");
                vec3 BoxSize = vec3(60.f, 1.f, 60.f);
                m_physics.SetCollisionChannel(0, 0xFF);
                m_physics.SetShapeToBox(BoxSize);
                m_physics.SetMass(.0f);
                m_physics.SetTransform(base_location, base_rotation);
                m_physics.InitBodyToRigid(true);
                m_physics.AddToSimulation(new_sim);
        }

        PhysicsObject(Simulation* new_sim, float base_mass, const vec3 &base_location, int RandValue = -1)
                : m_ready(false), m_should_render(true)
        {
                Array<char const *> MeshRand;

                MeshRand << "[sc#add afcb2 2 2 -.1]";
                MeshRand << "[sc#dad afcb2 2 2 -.1]";
                MeshRand << "[sc#dda afcb2 2 2 -.1]";
                MeshRand << "[sc#daa afcb2 2 2 -.1]";
                MeshRand << "[sc#ada afcb2 2 2 -.1]";
                MeshRand << "[sc#aad afcb2 2 2 -.1]";

                int SphereLimit = MeshRand.Count();

                MeshRand << "[sc#add asph6 2 2 2]";
                MeshRand << "[sc#dad asph6 2 2 2]";
                MeshRand << "[sc#dda asph6 2 2 2]";
                MeshRand << "[sc#daa asph6 2 2 2]";
                MeshRand << "[sc#ada asph6 2 2 2]";
                MeshRand << "[sc#aad asph6 2 2 2]";

                int ConeLimit = MeshRand.Count();

                MeshRand << "[sc#add scb#add ad16 2 0 rx180 ty-1 ac16 2 2 0 0 0]";
                MeshRand << "[sc#dad scb#dad ad16 2 0 rx180 ty-1 ac16 2 2 0 0 0]";
                MeshRand << "[sc#dda scb#dda ad16 2 0 rx180 ty-1 ac16 2 2 0 0 0]";
                MeshRand << "[sc#daa scb#daa ad16 2 0 rx180 ty-1 ac16 2 2 0 0 0]";
                MeshRand << "[sc#ada scb#ada ad16 2 0 rx180 ty-1 ac16 2 2 0 0 0]";
                MeshRand << "[sc#aad scb#aad ad16 2 0 rx180 ty-1 ac16 2 2 0 0 0]";

                int CylLimit = MeshRand.Count();

                MeshRand << "[sc#add scb#add ad16 2 0 rx180 ty-1 my ac16 2 2 2 0 0]";
                MeshRand << "[sc#dad scb#dad ad16 2 0 rx180 ty-1 my ac16 2 2 2 0 0]";
                MeshRand << "[sc#dda scb#dda ad16 2 0 rx180 ty-1 my ac16 2 2 2 0 0]";
                MeshRand << "[sc#daa scb#daa ad16 2 0 rx180 ty-1 my ac16 2 2 2 0 0]";
                MeshRand << "[sc#ada scb#ada ad16 2 0 rx180 ty-1 my ac16 2 2 2 0 0]";
                MeshRand << "[sc#aad scb#aad ad16 2 0 rx180 ty-1 my ac16 2 2 2 0 0]";

                int CapsLimit = MeshRand.Count();

                MeshRand << "[sc#add scb#add acap3 2 1]";
                MeshRand << "[sc#dad scb#dad acap3 2 1]";
                MeshRand << "[sc#dda scb#dda acap3 2 1]";
                MeshRand << "[sc#daa scb#daa acap3 2 1]";
                MeshRand << "[sc#ada scb#ada acap3 2 1]";
                MeshRand << "[sc#aad scb#aad acap3 2 1]";

                switch (RandValue)
                {
                        case 0:
                        {
                                RandValue = (int)(lol::RandF() * (SphereLimit - 1));
                                break;
                        }
                        case 1:
                        {
                                RandValue = SphereLimit + (int)(lol::RandF() * ((ConeLimit - SphereLimit) - 1));
                                break;
                        }
                        case 2:
                        {
                                RandValue = ConeLimit + (int)(lol::RandF() * ((CylLimit - ConeLimit) - 1));
                                break;
                        }
                        case 3:
                        {
                                RandValue = CylLimit + (int)(lol::RandF() * ((CapsLimit - CylLimit) - 1));
                                break;
                        }
                        case 4:
                        {
                                RandValue = CapsLimit + (int)(lol::RandF() * ((MeshRand.Count() - CapsLimit) - 1));
                                break;
                        }
                        default:
                        {
                                RandValue = (int)(lol::RandF() * (MeshRand.Count() - 1));
                        }
                }

                m_mesh.Compile(MeshRand[RandValue]);
                vec3 BoxSize = vec3(2.0f);
                int ColGroup = 1;
                if (RandValue < SphereLimit)
                {
                        m_physics.SetShapeToBox(BoxSize);
                        ColGroup += 0;
                }
                else if (RandValue < ConeLimit)
                {
                        m_physics.SetShapeToSphere(BoxSize.x * 2.f);
                        ColGroup += 1;
                }
                else if (RandValue < CylLimit)
                {
                        m_physics.SetShapeToCone(BoxSize.x, BoxSize.y);
                        ColGroup += 2;
                }
                else if (RandValue < CapsLimit)
                {
                        m_physics.SetShapeToCylinder(BoxSize);
                        ColGroup += 3;
                }
                else
                {
                        m_physics.SetShapeToCapsule(BoxSize.x, BoxSize.y);
                        ColGroup += 4;
                }

                m_physics.SetCollisionChannel(0, 0xFF);
                //m_physics.SetCollisionChannel(ColGroup, (1<<ColGroup)|(1));
                m_physics.SetMass(base_mass);
                m_physics.SetTransform(base_location);
                m_physics.InitBodyToRigid();
                m_physics.AddToSimulation(new_sim);
        }

        void SetTransform(const lol::vec3& base_location, const lol::quat& base_rotation=lol::quat(lol::mat4(1.0f)))
        {
                m_physics.SetTransform(base_location, base_rotation);
        }

        lol::mat4 GetTransform()
        {
                return m_physics.GetTransform();
        }

        void SetRender(bool should_render)
        {
                m_should_render = should_render;
        }

        EasyMesh *GetMesh() { return &m_mesh; }
        EasyPhysic *GetPhysic() { return &m_physics; }

        ~PhysicsObject()
        {
        }

        char const *GetName() { return "<PhysicsObject>"; }

protected:
        virtual void TickGame(float seconds)
        {
                WorldEntity::TickGame(seconds);
        }

        virtual void TickDraw(float seconds)
        {
                WorldEntity::TickDraw(seconds);

                if (!m_ready)
                {
                        m_mesh.MeshConvert();
                        m_ready = true;
                }

                if (m_should_render)
                        m_mesh.Render(m_physics.GetTransform());
        }

private:
        //Base datas
        EasyMesh                m_mesh;
        EasyPhysic              m_physics;

        bool                    m_ready;
        bool                    m_should_render;
};

#endif /* __PHYSICOBJECT_H__ */