ogre一些代码（人物 动作 地形 粒子系统）ogre例子的改写

/*

-----------------------------------------------------------------------------

This source file is part of OGRE

(Object-oriented Graphics Rendering Engine)

For the latest info, see http://www.ogre3d.org/

Copyright (c) 2000-2012 Torus Knot Software Ltd

Permission is hereby granted, free of charge, to any person obtaining a copy

of this software and associated documentation files (the "Software"), to deal

in the Software without restriction, including without limitation the rights

to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

copies of the Software, and to permit persons to whom the Software is

furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in

all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN

THE SOFTWARE.

-----------------------------------------------------------------------------

*/

#include "OgrePlatform.h"

#include "SampleBrowser.h"

#if OGRE_PLATFORM == OGRE_PLATFORM_WIN32

#define WIN32_LEAN_AND_MEAN

#include "windows.h"

#include "OgreString.h"

#elif OGRE_PLATFORM == OGRE_PLATFORM_APPLE

#include "SampleBrowser_OSX.h"

#elif OGRE_PLATFORM == OGRE_PLATFORM_APPLE_IOS

#include "SampleBrowser_iOS.h"

#elif OGRE_PLATFORM == OGRE_PLATFORM_NACL

#include "SampleBrowser_NaCl.h"

#endif

#include "OgreTerrain.h"

#include "OgreTerrainGroup.h"

#if OGRE_PLATFORM != OGRE_PLATFORM_NACL

#if OGRE_PLATFORM == OGRE_PLATFORM_WIN32

INT WINAPI WinMain(HINSTANCE, HINSTANCE, LPSTR cmdLine, INT)

#else

int main(int argc, char *argv[])

#endif

{

#if OGRE_PLATFORM == OGRE_PLATFORM_APPLE_IOS

NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];

int retVal = UIApplicationMain(argc, argv, @"UIApplication", @"AppDelegate");

[pool release];

return retVal;

#elif (OGRE_PLATFORM == OGRE_PLATFORM_APPLE) && __LP64__

NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];

mAppDelegate = [[AppDelegate alloc] init];

[[NSApplication sharedApplication] setDelegate:mAppDelegate];

int retVal = NSApplicationMain(argc, (const char **) argv);

[pool release];

return retVal;

#else

try

{

bool nograb = false;

#if OGRE_PLATFORM != OGRE_PLATFORM_WIN32

if (argc >= 2 && Ogre::String(argv[1]) == "nograb")

nograb = true;

#else

// somewhat hacky, but much simpler than other solutions

if (Ogre::String(cmdLine).find("nograb") != Ogre::String::npos)

nograb = true;

#endif

//OgreBites::SampleBrowser brows (nograb);

//brows.go();

//if(0)

//return 0;

//create root

Ogre::Root* rt=new Ogre::Root("C:\\workspace\\ogre\\ogre4vs2010\\MyOgre\\Debug\\plugins.cfg",

"C:\\workspace\\ogre\\ogre4vs2010\\MyOgre\\Debug\\ogre.cfg",

"C:\\workspace\\ogre\\ogre4vs2010\\MyOgre\\Debug\\ogre.log");

if(!rt->restoreConfig())

rt->showConfigDialog();

//create window

Ogre::RenderWindow* rw=rt->initialise(true);

size_t winHandler=0;

rw->getCustomAttribute("WINDOW",&winHandler);

rw->setAutoUpdated(true);

//create input system

std::ostringstream winHandlerStr;

winHandlerStr<<winHandler;

OIS::ParamList pl;

pl.insert(std::make_pair("WINDOW",winHandlerStr.str()));

OIS::InputManager* im=OIS::InputManager::createInputSystem(pl);

/**Ogre::ResourceGroupManager::getSingleton().addResourceLocation(

"C:\\workspace\\ogre\\ogre4vs2010\\OgreSDK_vc10_v1-8-1\\media\\models"

,"FileSystem"

,"models");

Ogre::ResourceGroupManager::getSingleton().addResourceLocation(

"C:\\workspace\\ogre\\ogre4vs2010\\OgreSDK_vc10_v1-8-1\\media\\materials\\scripts"

,"FileSystem"

,"materials");

**/

Ogre::ResourceGroupManager::getSingleton().addResourceLocation(

"C:\\workspace\\ogre\\ogre4vs2010\\OgreSDK_vc10_v1-8-1\\media\\materials\\textures"

,"FileSystem"

,Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME);

Ogre::ResourceGroupManager::getSingleton().addResourceLocation(

"C:\\workspace\\ogre\\ogre4vs2010\\OgreSDK_vc10_v1-8-1\\media\\materials\\textures\\nvidia"

,"FileSystem"

,Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME);

Ogre::ResourceGroupManager::getSingleton().addResourceLocation(

"C:\\ogremaxexport"

,"FileSystem"

,"dc");

Ogre::ResourceGroupManager::getSingleton().initialiseAllResourceGroups();

Ogre::ResourceGroupManager::getSingleton().loadResourceGroup("dc");

//Ogre::ResourceGroupManager::getSingleton().loadResourceGroup(Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME);

Ogre::StringVectorPtr dc=Ogre::ResourceGroupManager::getSingleton().listResourceNames("dc");

Ogre::StringVectorPtr ds=Ogre::ResourceGroupManager::getSingleton().listResourceLocations("dc");

//Ogre::MaterialManager.

/**

Ogre::OverlayManager& om=Ogre::OverlayManager::getSingleton();

Ogre::Overlay* ol=om.create("test");

Ogre::OverlayContainer* testPanel=(Ogre::OverlayContainer*)om.createOverlayElementFromTemplate("SdkTrays/Cursor","","");

testPanel->setMaterialName("BaseWhite");

ol->add2D(testPanel);

ol->setZOrder(10);

ol->show();

**/

/**

Ogre::Overlay* overlay=om.create("overlay");

overlay->setZOrder(100);

Ogre::OverlayContainer* ole=(Ogre::OverlayContainer*)om.createOverlayElement("Panel","Backdrop");

overlay->add2D(ole);

overlay->show();

**/

rw->removeAllViewports();

//create scenemanager and camera

Ogre::SceneManager* sm=rt->createSceneManager(Ogre::ST_GENERIC,"testScence");

Ogre::Camera* oc=sm->createCamera("testCamera");

/**

oc->setNearClipDistance(0.1);

oc->setPosition(-3,0,0);

oc->lookAt(1,0,0);

**/

Ogre::Viewport* ovp=rw->addViewport(oc);

ovp->setBackgroundColour(Ogre::ColourValue(0.8f, 0.8f, 0.8f));

//sm->setFog(Ogre::FOG_LINEAR, Ogre::ColourValue(0.2f, 0.2f, 0.2f), 0, 15, 100);

/**

//save camera status

Ogre::NameValuePairList state;

state["CameraPosition"] = Ogre::StringConverter::toString(oc->getPosition());

state["CameraOrientation"] = Ogre::StringConverter::toString(oc->getOrientation());

oc->setPosition(Ogre::StringConverter::parseVector3(state["CameraPosition"]));

oc->setOrientation(Ogre::StringConverter::parseQuaternion(state["CameraOrientation"]));

//create entity and attach to scence node

Ogre::ResourceGroupManager::getSingleton().initialiseAllResourceGroups();

/**

Ogre::Entity* et=sm->createEntity("robot.mesh");

//Ogre::ResourceGroupManager::getSingleton().create

//et->setMaterial();

Ogre::SceneNode* node=sm->getRootSceneNode()->createChildSceneNode(Ogre::Vector3(0,0,0));

node->attachObject(et);

node->roll(Ogre::Radian(0.9));

node->scale(1,1,3);

Ogre::Entity* et2=sm->createEntity("ogrehead.mesh");

Ogre::SceneNode* node2=sm->getRootSceneNode()->createChildSceneNode(Ogre::Vector3(0,0,100));

node2->attachObject(et2);

**/

using namespace Ogre;

/**

Light* light = sm->createLight();

light->setType(Light::LT_POINT);

light->setPosition(-10, 0, 0);

light->setSpecularColour(ColourValue::White);

**/

Ogre::Entity* et=sm->createEntity("__.mesh");

et->getSubEntity(0)->setMaterialName("dcy","dc");

et->getSubEntity(1)->setMaterialName("dcyzs","dc");

et->getSubEntity(2)->setMaterialName("dct","dc");

et->getSubEntity(3)->setMaterialName("dcts","dc");

Ogre::SceneNode* node=sm->getRootSceneNode()->createChildSceneNode(Ogre::Vector3(10,-3,0));

node->attachObject(et);

const Ogre::Radian or(0.9);

//node->roll(Ogre::Radian(0.9));

node->rotate(Ogre::Vector3(0,1,0),Ogre::Radian(0.9));

Ogre::AnimationState* ao= et->getAnimationState("releax");

ao->setLoop(true);

ao->setEnabled(true);

node->scale(3,3,3);

//set light

sm->setAmbientLight(Ogre::ColourValue(1,1,1));

/**

Ogre::ParticleSystem* ps= sm->createParticleSystem("Nimbus", "PEExamples/blast");

node->attachObject(ps);

ps->setVisible("true");

**/

//start rendering

//rt->startRendering();

//sm->setAmbientLight(ColourValue(0.2, 0.2, 0.2));

//terrain

Vector3 mTerrainPos(1000,0,5000);

oc->setPosition(mTerrainPos + Vector3(1683, 50, 2116));

oc->lookAt(Vector3(1963, 50, 1660));

oc->setNearClipDistance(0.1);

oc->setFarClipDistance(50000);

TerrainGlobalOptions* mTerrainGlobals = OGRE_NEW Ogre::TerrainGlobalOptions();

Light* l = sm->createLight("tstLight");

l->setType(Light::LT_DIRECTIONAL);

Vector3 lightdir(0.55, -0.3, 0.75);

l->setDirection(lightdir);

l->setDiffuseColour(ColourValue::White);

l->setSpecularColour(ColourValue(0.4, 0.4, 0.4));

#define TERRAIN_WORLD_SIZE 12000.0f

#define TERRAIN_SIZE 513

Ogre::TerrainGroup* mTerrainGroup = OGRE_NEW Ogre::TerrainGroup(sm, Terrain::ALIGN_X_Z, TERRAIN_SIZE, TERRAIN_WORLD_SIZE);

mTerrainGroup->setFilenameConvention("test", "sad");

// Vector3 mTerrainPos(1000,0,5000);

mTerrainGroup->setOrigin(mTerrainPos);

mTerrainGlobals->setMaxPixelError(8);

// testing composite map

mTerrainGlobals->setCompositeMapDistance(3000);

//mTerrainGlobals->setUseRayBoxDistanceCalculation(true);

//mTerrainGlobals->getDefaultMaterialGenerator()->setDebugLevel(1);

//mTerrainGlobals->setLightMapSize(256);

//matProfile->setLightmapEnabled(false);

// Important to set these so that the terrain knows what to use for derived (non-realtime) data

mTerrainGlobals->setLightMapDirection(l->getDerivedDirection());

mTerrainGlobals->setCompositeMapAmbient(sm->getAmbientLight());

//mTerrainGlobals->setCompositeMapAmbient(ColourValue::Red);

mTerrainGlobals->setCompositeMapDiffuse(l->getDiffuseColour());

// Configure default import settings for if we use imported image

Ogre::Terrain::ImportData& defaultimp = mTerrainGroup->getDefaultImportSettings();

defaultimp.terrainSize = TERRAIN_SIZE;

defaultimp.worldSize = TERRAIN_WORLD_SIZE;

defaultimp.inputScale = 600;

defaultimp.minBatchSize = 33;

defaultimp.maxBatchSize = 65;

// textures

defaultimp.layerList.resize(3);

defaultimp.layerList[0].worldSize = 100;

defaultimp.layerList[0].textureNames.push_back("dirt_grayrocky_diffusespecular.dds");

defaultimp.layerList[0].textureNames.push_back("dirt_grayrocky_normalheight.dds");

defaultimp.layerList[1].worldSize = 30;

defaultimp.layerList[1].textureNames.push_back("grass_green-01_diffusespecular.dds");

defaultimp.layerList[1].textureNames.push_back("grass_green-01_normalheight.dds");

defaultimp.layerList[2].worldSize = 200;

defaultimp.layerList[2].textureNames.push_back("growth_weirdfungus-03_diffusespecular.dds");

defaultimp.layerList[2].textureNames.push_back("growth_weirdfungus-03_normalheight.dds");

int x=0;int y=0;

//String filename = mTerrainGroup->generateFilename(x, y);

//if (ResourceGroupManager::getSingleton().resourceExists(mTerrainGroup->getResourceGroup(), filename))

//{

//mTerrainGroup->defineTerrain(x, y);

//}

//else

{

Image img;

//getTerrainImage(x % 2 != 0, y % 2 != 0, img);

{

img.load("terrain.png", Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME);

if (x % 2 != 0)

img.flipAroundY();

if (y % 2 != 0)

img.flipAroundX();

}

mTerrainGroup->defineTerrain(x, y, &img);

//mTerrainsImported = true;

}

mTerrainGroup->loadAllTerrains(true);

TerrainGroup::TerrainIterator ti = mTerrainGroup->getTerrainIterator();

while(ti.hasMoreElements())

{

Terrain* terrain = ti.getNext()->instance;

//initBlendMaps(terrain);

{

TerrainLayerBlendMap* blendMap0 = terrain->getLayerBlendMap(1);

TerrainLayerBlendMap* blendMap1 = terrain->getLayerBlendMap(2);

Real minHeight0 = 70;

Real fadeDist0 = 40;

Real minHeight1 = 70;

Real fadeDist1 = 15;

float* pBlend1 = blendMap1->getBlendPointer();

for (Ogre::uint16 y = 0; y < terrain->getLayerBlendMapSize(); ++y)

{

for (Ogre::uint16 x = 0; x < terrain->getLayerBlendMapSize(); ++x)

{

Real tx, ty;

blendMap0->convertImageToTerrainSpace(x, y, &tx, &ty);

Real height = terrain->getHeightAtTerrainPosition(tx, ty);

Real val = (height - minHeight0) / fadeDist0;

val = Math::Clamp(val, (Real)0, (Real)1);

//*pBlend0++ = val;

val = (height - minHeight1) / fadeDist1;

val = Math::Clamp(val, (Real)0, (Real)1);

*pBlend1++ = val;

}

}

blendMap0->dirty();

blendMap1->dirty();

//blendMap0->loadImage("blendmap1.png", ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME);

blendMap0->update();

blendMap1->update();

}

}

mTerrainGroup->freeTemporaryResources();

while(1){

ao->addTime(0.01);

rt->renderOneFrame();

}

//clear scene and destroy it

sm->clearScene();

rt->destroySceneManager(sm);

//unload resource

Ogre::ResourceGroupManager::ResourceManagerIterator resMgrs =

Ogre::ResourceGroupManager::getSingleton().getResourceManagerIterator();

while (resMgrs.hasMoreElements())

{

resMgrs.getNext()->unloadUnreferencedResources();

}

}

catch (Ogre::Exception& e)

{

#if OGRE_PLATFORM == OGRE_PLATFORM_WIN32

MessageBoxA(NULL, e.getFullDescription().c_str(), "An exception has occurred!", MB_ICONERROR | MB_TASKMODAL);

#else

std::cerr << "An exception has occurred: " << e.getFullDescription().c_str() << std::endl;

#endif

}

#endif

return 0;

}

#endif