對(duì)上次的代碼做了一些修改今天傳上來，代碼中肯定有很多問題需要高人指點(diǎn)一二
1.可以運(yùn)用00P和GP方法對(duì)代碼進(jìn)行壓縮
2.對(duì)內(nèi)存的利用更合理,更節(jié)省開銷
.................
如果誰有時(shí)間修改，麻煩修改后回復(fù)，多謝
截圖：
#pragma once
#include "exampleapplication.h"
#include <stdlib.h>
class ParticleSysListener : public ExampleFrameListener
{
public:
ParticleSysListener(RenderWindow* win,Camera* cam,AnimationState* anistate,AnimationState* anistate1,
AnimationState* bbsp_anistate,AnimationState* stateTrail,SceneNode* pNode,SceneNode* Node_chain) : ExampleFrameListener(win,cam)
{
mAnimationSate=anistate;
mAnimationSate1=anistate1;
mNode=pNode;
bbsp_anistate1=bbsp_anistate;
mstatetrial=stateTrail;
node_chain = Node_chain;
}
protected:
bool frameStarted(const FrameEvent& evt)
{
if (trFlag==0)
{
mNode->translate(Vector3(-3,-1.5,-3));
}
else
{
if(trFlag==3)
{
mNode->translate(Vector3(0,0,0));
}
if (trFlag==6)
{
mNode->translate(Vector3(3,1.5,3));
}
}
//mNode->yaw(Radian(evt.timeSinceLastFrame*0.1));
mAnimationSate->addTime(evt.timeSinceLastFrame);
mAnimationSate1->addTime(evt.timeSinceLastFrame*0.3);
trFlag++;
if (trFlag==8)
{
trFlag=0;
}
bbsp_anistate1->addTime(evt.timeSinceLastFrame);
mstatetrial->addTime(evt.timeSinceLastFrame);
node_chain->roll(Radian(evt.timeSinceLastFrame*100));
return ExampleFrameListener::frameStarted(evt);
}
private:
AnimationState* mAnimationSate;
AnimationState* mAnimationSate1;
//static SceneNode* mNode;
SceneNode* mNode;
static UINT trFlag;
AnimationState* bbsp_anistate1;
AnimationState* mstatetrial;
SceneNode* node_chain;
};
//SceneNode* ParticleSysListener::mNode=NULL;
UINT ParticleSysListener::trFlag=FALSE;
class ParticleSysApplication : public ExampleApplication
{
public:
ParticleSysApplication()
{
mHeadAnimation=NULL;
//mHeadAnimation1=NULL;
stateTrail=NULL;
}
~ParticleSysApplication()
{
//如果指針是new得到的,則一定要delete [] p;
}
protected:
void createScene(void)
{
mRootSceneNode = mSceneMgr->getRootSceneNode();
mHeadNode = mRootSceneNode->createChildSceneNode("RobotHeadNode");
mRollHeadNode = mRootSceneNode->createChildSceneNode("RollParentNode");
mRollLeftNode = mRollHeadNode->createChildSceneNode("RollLeftNode");
mRollRightNode = mRollHeadNode->createChildSceneNode("RollRightNode");
mSceneMgr->setAmbientLight(ColourValue(0.2,0.2,0.2,1.0));//僅影響環(huán)境的亮度
//機(jī)器人以及綁定在機(jī)器人上的燈光
//實(shí)體
Entity* ent=mSceneMgr->createEntity("Rotbot","robot.mesh");
//Entity* ent= static_cast<Entity*> (mSceneMgr->createMovableObject("Robot","Entity"));//這種定義方式無效
ent->setMaterialName("Examples/Robot");//是否添加材質(zhì)不影響效果,因?yàn)閞obot.skeleton
//mRollHeadNode->setDirection(0,0,1);
mHeadNode->setOrientation(0.86,0,-0.5,0); //Q = （c，s XA，s YA，s ZA）。其中s = sin(θ/2)，c = cos(θ/2)。
//mRollHeadNode->setScale(0.5,0.5,0.5);
mHeadNode->setPosition(0,-50,0);
mHeadNode->attachObject(ent);
/**//*
//燈光,為什么聚光燈失效
Light* lent=mSceneMgr->createLight("ent_light");
lent->setType(Light::LT_SPOTLIGHT);
lent->setPosition(0,100,0);
lent->setDirection(0,-1,0);
lent->setDiffuseColour(0.0,1.0,0.0);
lent->setSpotlightRange(Radian(Degree(10.0)),Radian(Degree(30.0)),2.0);
mHeadNode->attachObject(lent);
*/
//整體的燈燈光
Light* l=mSceneMgr->createLight("SpotLight");
l->setType(Light::LT_DIRECTIONAL); //方向性光源,setPosition無效
Vector3 dir(-1,-1,0);
dir.normalise();//當(dāng)Vector表示向量時(shí)一定要注意記得歸一化
l->setDirection(Vector3(-1,-1,0)); //參數(shù)是向量，不是點(diǎn)坐標(biāo)，所以(0,0,0)無效
l->setDiffuseColour(0.4,0.4,0.8);
//骨骼動(dòng)畫
//mHeadAnimation=mSceneMgr->createAnimation();
Animation::setDefaultInterpolationMode(Animation::IM_SPLINE);//幀間樣條插值,腳步移動(dòng)平緩
mHeadAnistate=ent->getAnimationState("Walk");
mHeadAnistate1=ent->getAnimationState("Shoot");
mHeadAnistate->setEnabled(TRUE);
mHeadAnistate1->setEnabled(TRUE);
//粒子系統(tǒng)
//Green steam on Robot'head
ParticleSystem* PsRobotHead=mSceneMgr->createParticleSystem("Nimbus","Examples/GreenyNimbus");
//mHeadNode->createChildSceneNode()->attachObject(RobotHead);
mHeadNode->createChildSceneNode(Vector3(0,40,0))->attachObject(PsRobotHead);
//手動(dòng)創(chuàng)建地面
Plane p;
p.normal=Vector3::UNIT_Y;
p.d=50;
//MovablePlane p(Vector3(0,1,0),Vector3(0,0,0));
MeshManager::getSingleton().createPlane(
"FloorPlane", ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME,
p, 200000, 200000, 20, 20, true, 1, 50, 50, Vector3::UNIT_X);
Entity* ent1=mSceneMgr->createEntity("floor","FloorPlane");
ent1->setMaterialName("Examples/RustySteel");
//mRollHeadNode->
mRollHeadNode->attachObject(ent1);
//天空
mSceneMgr->setSkyDome(true, "Examples/SpaceSkyPlane", 5, 8);
//公告板 星星
BillboardSet* bbs0=mSceneMgr->createBillboardSet("star",1);//Billboard的位置由SceneNode決定
bbs0->setMaterialName("Examples/praticlesys_bbs0");
Billboard* bb0=bbs0->createBillboard(Vector3(-80,200,-1800));
//bb0=bbs0->createBillboard(Vector3(0,200,-1800));
SceneNode* bbs0Node=mSceneMgr->getRootSceneNode()->createChildSceneNode("bbs0Node");
bbs0Node->attachObject(bbs0);
//公告板 精靈
BillboardSet* bbs1=mSceneMgr->createBillboardSet("sprite",3);
bbs1->setMaterialName("Examples/FlarePointSprite");
Billboard* bb_sp_00=bbs1->createBillboard(0,0,0,ColourValue(1.0,0.0,0.0,1.0));
Billboard* bb_sp_01=bbs1->createBillboard(-20,0,0,ColourValue(0.0,1.0,0.0,1.0));
Billboard* bb_sp_02=bbs1->createBillboard(-40,0,0,ColourValue(0.0,1.0,0.0,1.0));
//bb_sp_00->setColour()
bb_sp_00->setDimensions(30.0,30.0);
bb_sp_01->setDimensions(20.0,20.0);
bb_sp_02->setDimensions(10.0,10.0);
//每個(gè)精靈上都綁定一個(gè)Light
Light* lsp[3];
lsp[0]=mSceneMgr->createLight("lsp_0");
lsp[1]=mSceneMgr->createLight("lsp_1");
lsp[2]=mSceneMgr->createLight("lsp_2");
lsp[0]->setType(Light::LT_POINT);
lsp[1]->setType(Light::LT_POINT);
lsp[2]->setType(Light::LT_POINT);
//光照的影響與材質(zhì)的反光系數(shù)有關(guān)
lsp[0]->setSpecularColour(ColourValue(0.0,1.0,0.0));
lsp[0]->setDiffuseColour(ColourValue(0.0,1.0,0.0));
lsp[1]->setSpecularColour(ColourValue(0.0,1.0,0.0));
lsp[1]->setDiffuseColour(ColourValue(0.0,1.0,0.0));
lsp[2]->setSpecularColour(ColourValue(0.0,1.0,0.0));
lsp[2]->setDiffuseColour(ColourValue(0.0,1.0,0.0));
lsp[0]->setPosition(Vector3(0,0,0));
lsp[1]->setPosition(Vector3(-80,0,0));
lsp[2]->setPosition(Vector3(-160,0,0));
SceneNode* bbs_sp_node=mSceneMgr->getRootSceneNode()->createChildSceneNode();
bbs_sp_node->attachObject(bbs1);
bbs_sp_node->attachObject(lsp[0]);
bbs_sp_node->attachObject(lsp[1]);
bbs_sp_node->attachObject(lsp[2]);
/**//*
//公告板集合 巴格達(dá)星星群
bbs0=mSceneMgr->createBillboardSet("bagedastar",1);//Billboard的位置由SceneNode決定
bbs0->setMaterialName("Examples/praticlesys_bageda");
Billboard* bb_bageda_01=bbs0->createBillboard(Vector3(0,600,-100));
//bb0=bbs0->createBillboard(Vector3(0,200,-1800));
//SceneNode* bbs0Node=mSceneMgr->getRootSceneNode()->createChildSceneNode("bbs0Node");
bbs0Node->attachObject(bbs0);
*/
//關(guān)于精靈的節(jié)點(diǎn)動(dòng)畫
Animation* ami_bbsp=mSceneMgr->createAnimation("anibbsp",32);//總共32秒鐘
Animation::setDefaultInterpolationMode(Animation::IM_SPLINE);
//ami_bbsp->setInterpolationMode(Animation::IM_SPLINE);
NodeAnimationTrack* track=ami_bbsp->createNodeTrack(0,bbs_sp_node);
TransformKeyFrame* tk=track->createNodeKeyFrame(0);
tk->setTranslate(Vector3(-500,-35,-200));//這里點(diǎn)坐標(biāo)應(yīng)該是世界坐標(biāo)系里的吧？
tk=track->createNodeKeyFrame(2);
//tk->setTranslate(Vector3(rand(),-35,200));//ogre中怎樣隨機(jī)取值
tk->setTranslate(Vector3(-300,-35,-100));
tk=track->createNodeKeyFrame(4);
tk->setTranslate(Vector3(0,-35,0));
tk=track->createNodeKeyFrame(6);
tk->setTranslate(Vector3(0,-35,0));
tk=track->createNodeKeyFrame(8);
tk->setTranslate(Vector3(100,-35,100));
tk=track->createNodeKeyFrame(10);
tk->setTranslate(Vector3(50,-35,150));
tk=track->createNodeKeyFrame(12);
tk->setTranslate(Vector3(-100,-35,150));
tk=track->createNodeKeyFrame(13);
tk->setTranslate(Vector3(0,-35,200));
tk=track->createNodeKeyFrame(14);
tk->setTranslate(Vector3(100,-35,200));
tk=track->createNodeKeyFrame(15);
tk->setTranslate(Vector3(200,-35,200));
tk=track->createNodeKeyFrame(16);
tk->setTranslate(Vector3(300,-35,200));
tk=track->createNodeKeyFrame(17);
tk->setTranslate(Vector3(500,-35,200));
tk=track->createNodeKeyFrame(18);
tk->setTranslate(Vector3(200,-35,300));
tk=track->createNodeKeyFrame(19);
tk->setTranslate(Vector3(100,-35,300));
tk=track->createNodeKeyFrame(20);
tk->setTranslate(Vector3(50,-35,300));
tk=track->createNodeKeyFrame(22);
tk->setTranslate(Vector3(0,-35,300));
tk=track->createNodeKeyFrame(24);
tk->setTranslate(Vector3(-50,-35,300));
tk=track->createNodeKeyFrame(26);
tk->setTranslate(Vector3(-100,-35,300));
tk=track->createNodeKeyFrame(28);
tk->setTranslate(Vector3(-200,-35,300));
tk=track->createNodeKeyFrame(30);
tk->setTranslate(Vector3(-500,-35,300));
tk=track->createNodeKeyFrame(31);
tk->setTranslate(Vector3(-500,-35,100));
tk=track->createNodeKeyFrame(32);
tk->setTranslate(Vector3(-500,-35,-200));
bbsp_anistate=mSceneMgr->createAnimationState("anibbsp");
bbsp_anistate->setEnabled(1);
/**//* Ogre::RibbonTrail軌跡條(帶狀軌跡),: pubilic Ogre::BillboardChain : public MovableObject
我們通常通過公告板鏈來創(chuàng)建諸如閃電、電波、速度線和軌跡這種需要“跟隨前面的運(yùn)動(dòng)”而不是獨(dú)立的公告板集合產(chǎn)生的特效。
在Ogre中我們提供了一個(gè)現(xiàn)成的帶狀軌跡類型，用以實(shí)現(xiàn)追趕一個(gè)場(chǎng)景節(jié)點(diǎn)的公告板鏈，
就如同場(chǎng)景節(jié)點(diǎn)在空間中劃出一道光亮的軌跡一般的效果
*/
//條狀軌跡初始化
//RibbonTrail* trial=mSceneMgr->createRibbonTrail()
NameValuePairList paralist;
paralist["numberOfChains"]="1"; //2個(gè)RibbonTrail,默認(rèn)為1，寫成0的時(shí)候怎樣？第一條軌跡的索引為0
paralist["maxElements"]="100"; //每一個(gè)RibbonTrail含有100個(gè)Billboard
RibbonTrail* trial = static_cast<RibbonTrail*>(
mSceneMgr->createMovableObject("RibbonTrail_01","RibbonTrail",¶list));//創(chuàng)建RibbonTrail的一種方式
trial->setMaterialName("Examples/LightRibbonTrail/particleSys");//在這個(gè)腳本中改變軌跡條的形狀
trial->setTrailLength(300);//軌跡條中每個(gè)元素的長度為3(300/"maxElements");
SceneNode* Node_Trail=mSceneMgr->getRootSceneNode()->createChildSceneNode(Vector3(0,200,0));
Node_Trail->attachObject(trial);//掛接的這個(gè)Node到底是什么作用,難道這里trail是一個(gè)相當(dāng)于BillboardSet的東西(容器)？
//初始化軌跡條
//顏色遞減式
trial->setInitialColour(0,ColourValue(1.0,1.0,1.0,1.0));
trial->setColourChange(0,ColourValue(0.5,0.2,0.1,0.05));
//寬度遞減式
trial->setInitialWidth(0,5);
trial->setWidthChange(0,1);
SceneNode* node_trial_tral=mSceneMgr->getRootSceneNode()->createChildSceneNode();
Animation* aniTrail=mSceneMgr->createAnimation("Animation_trail",12);//節(jié)點(diǎn)動(dòng)畫的名稱和運(yùn)行的時(shí)間
Animation::setDefaultInterpolationMode(Animation::IM_SPLINE);
//或者
//aniTrail->setInterpolationMode(Animation::IM_SPLINE);
//NodeAnimationTrack* trialtrack=aniTrail->createNodeTrack(0,Node_Trail);
NodeAnimationTrack* trialtrack=aniTrail->createNodeTrack(0,node_trial_tral);
TransformKeyFrame* tf=trialtrack->createNodeKeyFrame(0);
tf->setTranslate(Vector3(0,0,0));
tf=trialtrack->createNodeKeyFrame(2);
tf->setTranslate(Vector3(0,100,0));
tf=trialtrack->createNodeKeyFrame(4);
tf->setTranslate(Vector3(-100,0,0));
tf=trialtrack->createNodeKeyFrame(6);
tf->setTranslate(Vector3(0,-100,0));
tf=trialtrack->createNodeKeyFrame(8);
tf->setTranslate(Vector3(100,0,0));
tf=trialtrack->createNodeKeyFrame(10);
tf->setTranslate(Vector3(0,100,0));
tf=trialtrack->createNodeKeyFrame(12);
tf->setTranslate(Vector3(0,0,0));
//動(dòng)畫狀態(tài)
stateTrail=mSceneMgr->createAnimationState("Animation_trail");
stateTrail->setEnabled(TRUE);
//trial->addNode(Node_Trail);
trial->addNode(node_trial_tral);
//為軌跡條頭部裝上"導(dǎo)航點(diǎn)"
BillboardSet* trialSet=mSceneMgr->createBillboardSet("trialSet",1);
Billboard* bbtrial_01=trialSet->createBillboard(Vector3(0,0,0));
bbtrial_01->setDimensions(60,60);
//trialSet->setMaterialName("Examples/trialSet");//在Billboard中可以放入任何東西，任何形狀，但最終都是方形的
trialSet->setMaterialName("Examples/praticlesys_bbs0"); //添加星星
node_trial_tral->attachObject(trialSet);
//BillboardChain公告板鏈
BillboardChain* chain=mSceneMgr->createBillboardChain("1chain");//不含具體的數(shù)據(jù)如：長度,chain條數(shù),等信息
//chain->setMaterialName("Examples/LightRibbonTrail");//材質(zhì)是閃電
chain->setNumberOfChains(4);//一個(gè)Chain索引號(hào)為0
chain->setTextureCoordDirection(BillboardChain::TCD_U);//從U方向上分割紋理
//存儲(chǔ)Element的Vector
BillboardChain::ElementList melementList;
for (int i=0;i<20;i++)
{
melementList.push_back(BillboardChain::Element(Vector3(i*10,i*10,i*10),5,0.05*i,
ColourValue((Real)rand()/(Real)RAND_MAX,(Real)rand()/(Real)RAND_MAX,(Real)rand()/(Real)RAND_MAX)));
}
//解析Vector,并添加Element到chain中,1chain_0
BillboardChain::ElementList::iterator pelement;
for (pelement=melementList.begin();pelement !=melementList.end();++pelement)
{
//第一個(gè)參數(shù)為chain的索引號(hào),即第幾個(gè)chain;第二個(gè)參數(shù)為元素
chain->addChainElement(0,*pelement);
}
Node_chain=mSceneMgr->getRootSceneNode()->createChildSceneNode("Node_chain",Vector3(0.0,0.0,-100));
Node_chain->attachObject(chain);
{
chain->updateChainElement(0,10,BillboardChain::Element(Vector3(100,100,100),5,0.5,ColourValue(0.0,0.0,0.0,1.0)));
chain->updateChainElement(0,11,BillboardChain::Element(Vector3(110,110,110),5,0.55,ColourValue(0.0,0.0,0.0,1.0)));
}
Node_chain->scale(0.5,0.5,0.5);
//1chain_1
//存儲(chǔ)Element的Vector
BillboardChain::ElementList melementList1;
for (int i=0;i<20;i++)
{
melementList1.push_back(BillboardChain::Element(Vector3(i*(-10),i*10,i*10),5,0.05*i,
ColourValue((Real)rand()/(Real)RAND_MAX,(Real)rand()/(Real)RAND_MAX,(Real)rand()/(Real)RAND_MAX)));
}
//解析Vector,并添加Element到chain中,1chain_0
BillboardChain::ElementList::iterator pelement1;
for (pelement1=melementList1.begin();pelement1 !=melementList1.end();++pelement1)
{
//第一個(gè)參數(shù)為chain的索引號(hào),即第幾個(gè)chain;第二個(gè)參數(shù)為元素
chain->addChainElement(1,*pelement1);
}
//1chain_2
//存儲(chǔ)Element的Vector
BillboardChain::ElementList melementList2;
for (int i=0;i<20;i++)
{
melementList2.push_back(BillboardChain::Element(Vector3(i*(-10),i*(-10),i*10),5,0.05*i,
ColourValue((Real)rand()/(Real)RAND_MAX,(Real)rand()/(Real)RAND_MAX,(Real)rand()/(Real)RAND_MAX)));
}
//解析Vector,并添加Element到chain中,1chain_0
BillboardChain::ElementList::iterator pelement2;
for (pelement2=melementList2.begin();pelement2 !=melementList2.end();++pelement2)
{
//第一個(gè)參數(shù)為chain的索引號(hào),即第幾個(gè)chain;第二個(gè)參數(shù)為元素
chain->addChainElement(2,*pelement2);
}
//1chain_3
//存儲(chǔ)Element的Vector
BillboardChain::ElementList melementList3;
//melementList2.clear();
for (int i=0;i<20;i++)
{
melementList3.push_back(BillboardChain::Element(Vector3(i*10,i*(-10),i*10),5,0.05*i,
ColourValue((Real)rand()/(Real)RAND_MAX,(Real)rand()/(Real)RAND_MAX,(Real)rand()/(Real)RAND_MAX)));
}
//解析Vector,并添加Element到chain中,1chain_0
BillboardChain::ElementList::iterator pelement3;
for (pelement3=melementList3.begin();pelement3 !=melementList3.end();++pelement3)
{
//第一個(gè)參數(shù)為chain的索引號(hào),即第幾個(gè)chain;第二個(gè)參數(shù)為元素
chain->addChainElement(3,*pelement3);
}
}
void createFrameListener()
{
mFrameListener=OGRE_NEW ParticleSysListener(mWindow,mCamera,mHeadAnistate,mHeadAnistate1,bbsp_anistate,
stateTrail,mRollHeadNode,Node_chain);
//mFrameListener->showDebugOverlay(true);
mRoot->addFrameListener(mFrameListener);
}
private:
SceneNode* mRootSceneNode;
SceneNode* mHeadNode;
SceneNode* mRollHeadNode;
SceneNode* mRollLeftNode;
SceneNode* mRollRightNode;
Animation* mHeadAnimation;
AnimationState* mHeadAnistate;
AnimationState* mHeadAnistate1;
//SceneNode* mNode;
AnimationState* bbsp_anistate;
AnimationState* stateTrail;
SceneNode* Node_chain;
};posted on 2009-06-06 13:42
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