第一个TV与HK同时执行无干扰

西昌.何雨锋

#include "stdafx.h"#include <windows.h>#include <windowsx.h>#include ".\TV.h"#include ".\havok.h"CTVEngine *engine1; CTVInputEngine *input1;         //输入引擎CTVScene *scene1;               //场景CTVGlobals *global1;            //全球变量CTVAtmosphere *atmos1; CTVLandscape *land1; CTVTextureFactory *fac1;CTVMesh *sphere1;CTVCameraFactory *camfac1;CTVCamera *cam1;hkReal lastTime,nextTime;double xrot=0;                 //double yrot=0;double zrot=0;double xpos=0;                 //主角位置double ypos=0;double zpos=0;double lookx=0;                //主角视点double looky=0;double lookz=0;double xangle=0;double yangle=0;double arcc=0;double timeleft;float me_walk = 0.0;            //前后移动变量float me_strafe = 0.0;          //左右移动变量float me_updown=0.0;void init_TV(HWND Handle);void render();void input();void unload();hkpWorld* physicsWorld=NULL;hkJobQueue* jobQueue=NULL;hkJobThreadPool* threadPool=NULL;hkpPhysicsContext* context=NULL;hkArray<hkProcessContext*> contexts;hkVisualDebugger* vdb;void setupPhysics();void Init_Havok();void Run_Havok();void createBrickWall(int height, int length, const hkVector4& position, hkReal gapWidth, hkpConvexShape* box, hkVector4Parameter halfExtents );hkpRigidBody* g_ball;LRESULT CALLBACK WindowProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam);void init(HWND Handle){init_TV(Handle);}//Entry point.int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow){//Firstly lets create a window.    HWND hWnd;    WNDCLASSEX wc;    ZeroMemory(&wc, sizeof(WNDCLASSEX));    wc.cbSize        = sizeof(WNDCLASSEX);    wc.style         = CS_HREDRAW | CS_VREDRAW;    wc.lpfnWndProc   = (WNDPROC)WindowProc;    wc.hInstance     = hInstance;    wc.hCursor       = LoadCursor(NULL, IDC_ARROW);    wc.hbrBackground = (HBRUSH)COLOR_WINDOW;    wc.lpszClassName = (LPCWSTR) "WindowClass1";    RegisterClassEx(&wc);    int Cx = GetSystemMetrics(SM_CXSCREEN);    int Cy = GetSystemMetrics(SM_CYSCREEN);    hWnd = CreateWindowEx(NULL,(LPCWSTR) "WindowClass1",(LPCWSTR) "Blank Screen", WS_CAPTION, (Cx / 2) - (800 / 2), (Cy / 2) - (600 / 2), 800, 600, NULL, NULL, hInstance, NULL);        ShowWindow(hWnd, nCmdShow);init(hWnd);    MSG msg;    Init_Havok();           unload();/*while(TRUE){  if(PeekMessage(&msg, NULL, 0, 0, PM_REMOVE))  {if(msg.message == WM_QUIT) break;TranslateMessage(&msg);DispatchMessage(&msg);   }     }*/    return msg.wParam;}LRESULT CALLBACK WindowProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam){    switch(message)    {        case WM_DESTROY:            {                PostQuitMessage(0);                return 0;            } break;    }    return DefWindowProc (hWnd, message, wParam, lParam);}void render(){    engine1->Clear(false); atmos1->Atmosphere_Render();    land1->Render();scene1->RenderAllMeshes();//scene1->RenderAllActors();//scene1->RenderAllMeshes();    engine1->RenderToScreen ();}void input(){if(input1->IsKeyPressed(cTV_KEY_ESCAPE))//Check if ESCAPE has been pressed.{PostQuitMessage(0);}    if(input1->IsKeyPressed(cTV_KEY_UP))    me_walk=0.2;if(input1->IsKeyPressed(cTV_KEY_DOWN))    me_walk=-0.2;    if(input1->IsKeyPressed(cTV_KEY_LEFT))    me_strafe =0.2;if(input1->IsKeyPressed(cTV_KEY_RIGHT))    me_strafe = -0.2;if(input1->IsKeyPressed(cTV_KEY_W))        me_walk = 1;    if(input1->IsKeyPressed(cTV_KEY_S))        me_walk = -1;    if(input1->IsKeyPressed(cTV_KEY_A))        me_strafe =1;    if(input1->IsKeyPressed(cTV_KEY_D))        me_strafe = -1;    if(input1->IsKeyPressed(cTV_KEY_C))        me_updown=-1;if(input1->IsKeyPressed(cTV_KEY_SPACE))        me_updown=1; long mousex=0; long mousey=0;     int mouse_b1=0; int mouse_b2=0; int mouse_b3=0;        long mouse_old=0; long mouse_new=0;     mouse_old = mouse_new;       input1->GetMouseState((int *) &mousex,(int *) &mousey,(bool *)&mouse_b1,(bool *)&mouse_b2,(bool *)&mouse_b3,(bool *) &mouse_old);      xangle = xangle - ((float)mousey / 100.0f);     yangle = yangle - ((float)mousex / 100.0f);     if(xangle > 1.3f) xangle = 1.3f;     if(xangle < -1.3f) xangle = -1.3f;if(me_walk > 0){        me_walk = me_walk - 0.05f;        if(me_walk < 0) me_walk = 0;}    if(me_walk < 0){        me_walk = me_walk + 0.05f;        if(me_walk > 0) me_walk = 0;}    if(me_strafe > 0){        me_strafe = me_strafe - 0.05f;        if(me_strafe < 0) me_strafe = 0;}    if(me_strafe < 0){        me_strafe = me_strafe + 0.05f;        if(me_strafe > 0) me_strafe = 0;}timeleft=engine1->TimeElapsed();    //不知道hl中是否也这样写的呢？上下移动是否与鼠标无关？    xpos = xpos + (cosf(yangle) * me_walk * timeleft) + (cosf(yangle + 3.141596f / 2.0f) * me_strafe * timeleft);    zpos = zpos + (sinf(yangle) * me_walk * timeleft) + (sinf(yangle + 3.141596f / 2.0f) * me_strafe * timeleft);ypos=ypos+me_updown;me_updown=0;lookx = xpos + cosf(yangle);    looky = ypos + tanf(xangle);    lookz = zpos + sinf(yangle);  cam1->SetCamera(xpos,ypos,zpos,lookx,looky,lookz);}void unload(){    engine1->ReleaseAll();    delete(engine1);}void init_TV(HWND Handle){    engine1 = new CTVEngine;engine1->SetDebugFile("debug.txt");      //We want TV to dump a debug file, this is very useful, Sylvain is good at catching common mistakes and informing you that you've made them in this files log.engine1->Init3DWindowed(Handle, true);   //We want to initialize on our windows handle and we have hardware transform and lighting.//engine1->Init3DFullscreen(800, 600, 32, true, false, cTV_DEPTHBUFFER_BESTBUFFER, 1, Handle);    global1=new CTVGlobals;  input1=new CTVInputEngine;input1->Initialize(true, true);    scene1=new CTVScene;               //场景    global1=new CTVGlobals;            //全球变量    atmos1=new CTVAtmosphere;     land1=new CTVLandscape;     fac1=new CTVTextureFactory;    sphere1=new CTVMesh;camfac1=new CTVCameraFactory;cam1=new CTVCamera;        fac1->LoadTexture("map\\skybox\\up.jpg","up",-1,-1,cTV_COLORKEY_NO);fac1->LoadTexture("map\\skybox\\dn.jpg","down",-1,-1,cTV_COLORKEY_NO);fac1->LoadTexture("map\\skybox\\lf.jpg","left",-1,-1,cTV_COLORKEY_NO);fac1->LoadTexture("map\\skybox\\rt.jpg","right",-1,-1,cTV_COLORKEY_NO);fac1->LoadTexture("map\\skybox\\ft.jpg","front",-1,-1,cTV_COLORKEY_NO);fac1->LoadTexture("map\\skybox\\bk.jpg","back",-1,-1,cTV_COLORKEY_NO);  atmos1->SkyBox_SetTexture(global1->GetTex("front"),global1->GetTex("back"),global1->GetTex("left"),global1->GetTex("right"),global1->GetTex("up"),global1->GetTex("down"));    atmos1->SkyBox_Enable(true);    fac1->LoadTexture("map\\heightmap\\texture2.jpg","map_tex",-1,-1,cTV_COLORKEY_NO);    land1=scene1->CreateLandscape("land1");land1->LoadTerrainData("map\\heightmap\\3.map");//land1->GenerateTerrain("map\\heightmap\\height1.jpg",cTV_PRECISION_LOW,32,32,1000,1000,true);//land1->SetScale(2,16,2);    land1->ExpandTexture(global1->GetTex("map_tex"),0,0,32,32,false);    camfac1->CreateCamera("cam1");cam1=camfac1->GetCameraByName("cam1");cam1->SetPosition(500,land1->GetHeight(500,500)+20,500);cam1->SetLookAt(100,100,100);cam1->SetViewFrustum(60,5000,1);engine1->SetCamera(cam1);}void setupPhysics(){{hkVector4 groundRadii( 70.0f, 2.0f, 140.0f );hkpConvexShape* shape = new hkpBoxShape( groundRadii , 0 );hkpRigidBodyCinfo ci;ci.m_shape = shape;ci.m_motionType = hkpMotion::MOTION_FIXED;ci.m_position = hkVector4( 0.0f, -2.0f, 0.0f );ci.m_qualityType = HK_COLLIDABLE_QUALITY_FIXED;physicsWorld->addEntity(new hkpRigidBody( ci ) )->removeReference();shape->removeReference();}hkVector4 groundPos( 0.0f, 0.0f, 0.0f );hkVector4 posy = groundPos;int wallHeight = 8;int wallWidth  = 8;int numWalls = 6;hkVector4 boxSize( 1.0f, 0.5f, 0.5f);hkpBoxShape* box = new hkpBoxShape( boxSize , 0 );box->setRadius( 0.0f );hkReal deltaZ = 25.0f;posy(2) = -deltaZ * numWalls * 0.5f;for ( int y = 0; y < numWalls; y ++ )// first wall{createBrickWall(wallHeight, wallWidth, posy, 0.2f, box, boxSize );posy(2) += deltaZ;}box->removeReference();const hkReal radius = 1.5f;const hkReal sphereMass = 150.0f;hkVector4 relPos( 0.0f,radius + 0.0f, 50.0f );hkpRigidBodyCinfo info;hkpMassProperties massProperties;hkpInertiaTensorComputer::computeSphereVolumeMassProperties(radius, sphereMass, massProperties);info.m_mass = massProperties.m_mass;info.m_centerOfMass  = massProperties.m_centerOfMass;info.m_inertiaTensor = massProperties.m_inertiaTensor;info.m_shape = new hkpSphereShape( radius );info.m_position.setAdd4(posy, relPos );info.m_motionType  = hkpMotion::MOTION_BOX_INERTIA;info.m_qualityType = HK_COLLIDABLE_QUALITY_BULLET;hkpRigidBody* sphereRigidBody = new hkpRigidBody( info );g_ball = sphereRigidBody;physicsWorld->addEntity( sphereRigidBody );sphereRigidBody->removeReference();info.m_shape->removeReference();hkVector4 vel(  0.0f,4.9f, -100.0f );sphereRigidBody->setLinearVelocity( vel );}void Init_Havok(){PlatformInit();hkMemoryRouter* memoryRouter = hkMemoryInitUtil::initDefault( hkMallocAllocator::m_defaultMallocAllocator, hkMemorySystem::FrameInfo( 500* 1024 ) );hkBaseSystem::init( memoryRouter, errorReport );{//hkJobThreadPool* threadPool;int totalNumThreadsUsed;hkHardwareInfo hwInfo;hkGetHardwareInfo(hwInfo);totalNumThreadsUsed = hwInfo.m_numThreads;hkCpuJobThreadPoolCinfo threadPoolCinfo;threadPoolCinfo.m_numThreads = totalNumThreadsUsed - 1;threadPoolCinfo.m_timerBufferPerThreadAllocation = 200000;threadPool = new hkCpuJobThreadPool( threadPoolCinfo );hkJobQueueCinfo info;info.m_jobQueueHwSetup.m_numCpuThreads = totalNumThreadsUsed;hkJobQueue* jobQueue = new hkJobQueue(info);    hkMonitorStream::getInstance().resize(200000);//hkpWorld* world;{hkpWorldCinfo worldInfo;worldInfo.m_simulationType = hkpWorldCinfo::SIMULATION_TYPE_MULTITHREADED;worldInfo.m_broadPhaseBorderBehaviour = hkpWorldCinfo::BROADPHASE_BORDER_REMOVE_ENTITY;physicsWorld = new hkpWorld(worldInfo);physicsWorld->m_wantDeactivation = false;physicsWorld->markForWrite();hkpAgentRegisterUtil::registerAllAgents( physicsWorld->getCollisionDispatcher() );physicsWorld->registerWithJobQueue( jobQueue );setupPhysics();}//hkArray<hkProcessContext*> contexts;//hkpPhysicsContext* context;{context = new hkpPhysicsContext();hkpPhysicsContext::registerAllPhysicsProcesses();context->addWorld(physicsWorld); contexts.pushBack(context);physicsWorld->unmarkForWrite();}hkVisualDebugger* vdb = new hkVisualDebugger(contexts);vdb->serve();hkStopwatch stopWatch;    stopWatch.start();hkReal lastTime = stopWatch.getElapsedSeconds();hkReal timestep = 1.f / 60.f;int numSteps = int(60.f / timestep);while(TRUE){              Run_Havok();          physicsWorld->stepMultithreaded( jobQueue, threadPool, 1.f / 60.f );  context->syncTimers( threadPool );  vdb->step();  hkMonitorStream::getInstance().reset();  threadPool->clearTimerData();  while (stopWatch.getElapsedSeconds() < lastTime + timestep);  lastTime += timestep;                render();          input();}{physicsWorld->markForWrite();physicsWorld->removeReference();}vdb->removeReference();context->removeReference();delete jobQueue;threadPool->removeReference();}hkBaseSystem::quit();    hkMemoryInitUtil::quit();PlatformQuit();}void Run_Havok(){     }void createBrickWall( int height, int length, const hkVector4& position, hkReal gapWidth, hkpConvexShape* box, hkVector4Parameter halfExtents ){hkVector4 posx = position;{hkpWorldRayCastInput ray;ray.m_from = posx;ray.m_to = posx;ray.m_from(1) += 20.0f;ray.m_to(1)   -= 20.0f;hkpWorldRayCastOutput result;physicsWorld->castRay( ray, result );posx.setInterpolate4( ray.m_from, ray.m_to, result.m_hitFraction );}posx(0) -= ( gapWidth + 2.0f * halfExtents(0) ) * length * 0.5f;posx(1) -= halfExtents(1) + box->getRadius();hkArray<hkpEntity*> entitiesToAdd;for ( int x = 0; x < length; x ++ ){hkVector4 pos = posx;for( int ii = 0; ii < height; ii++ ){pos(1) += (halfExtents(1) + box->getRadius())* 2.0f;hkpRigidBodyCinfo boxInfo;boxInfo.m_mass = 10.0f;hkpMassProperties massProperties;hkpInertiaTensorComputer::computeBoxVolumeMassProperties(halfExtents, boxInfo.m_mass, massProperties);boxInfo.m_mass = massProperties.m_mass;boxInfo.m_centerOfMass = massProperties.m_centerOfMass;boxInfo.m_inertiaTensor = massProperties.m_inertiaTensor;boxInfo.m_solverDeactivation = boxInfo.SOLVER_DEACTIVATION_MEDIUM;boxInfo.m_shape = box;boxInfo.m_restitution = 0.0f;boxInfo.m_motionType = hkpMotion::MOTION_BOX_INERTIA;{boxInfo.m_position = pos;hkpRigidBody* boxRigidBody = new hkpRigidBody(boxInfo);physicsWorld->addEntity( boxRigidBody );boxRigidBody->removeReference();}pos(1) += (halfExtents(1) + box->getRadius())* 2.0f;pos(0) += halfExtents(0) * 0.6f;{boxInfo.m_position = pos;hkpRigidBody* boxRigidBody = new hkpRigidBody(boxInfo);entitiesToAdd.pushBack(boxRigidBody);}pos(0) -= halfExtents(0) * 0.6f;}posx(0) += halfExtents(0)* 2.0f + gapWidth;}physicsWorld->addEntityBatch( entitiesToAdd.begin(), entitiesToAdd.getSize());for (int i=0; i < entitiesToAdd.getSize(); i++){ entitiesToAdd[i]->removeReference(); }}

总结：

 physicsWorld->stepMultithreaded( jobQueue, threadPool, 1.f / 60.f );语句非常奇怪，不能放到任何函数里执行，甚至不能放到WinMain的while循环里去执行，查看HVK的范例，全都是基于控制台而非windows平台编写的，而TV似乎又只能在win32程序中执行，坑爹啊.....