Files
ogre-prototype/Bootstrap.cpp
2025-05-26 18:35:25 +03:00

119 lines
3.0 KiB
C++

// This file is part of the OGRE project.
// It is subject to the license terms in the LICENSE file found in the top-level directory
// of this distribution and at https://www.ogre3d.org/licensing.
// SPDX-License-Identifier: MIT
#include "Ogre.h"
#include "OgreApplicationContext.h"
class CharacterController {
};
class App
: public OgreBites::ApplicationContext
{
Ogre::SceneNode *mCameraNode;
Ogre::SceneManager *mScnMgr;
std::unique_ptr<CharacterController> mCharacter;
public:
App();
virtual ~App();
void setup();
void locateResources();
void initCamera();
Ogre::SceneManager *getSceneManager()
{
return mScnMgr;
}
void createContent();
void createCharacter();
};
App::App()
: OgreBites::ApplicationContext("App")
{
}
void App::setup()
{
OgreBites::ApplicationContext::setup();
Ogre::Root *root = getRoot();
Ogre::SceneManager *scnMgr = root->createSceneManager();
mScnMgr = scnMgr;
}
void App::locateResources()
{
OgreBites::ApplicationContext::locateResources();
}
App::~App()
{
}
void App::initCamera()
{
// also need to tell where we are
mCameraNode = mScnMgr->getRootSceneNode()->createChildSceneNode();
mCameraNode->setPosition(0, 2, 3);
mCameraNode->lookAt(Ogre::Vector3(0, 1, -1), Ogre::Node::TS_PARENT);
// create the camera
Ogre::Camera *cam = mScnMgr->createCamera("tps_camera");
cam->setNearClipDistance(0.1f); // specific to this sample
cam->setAutoAspectRatio(true);
mCameraNode->attachObject(cam);
// and tell it to render into the main window
getRenderWindow()->addViewport(cam);
}
void App::createCharacter()
{
Ogre::Entity* ent = mScnMgr->createEntity("normal-male.glb");
Ogre::SceneNode* node = mScnMgr->getRootSceneNode()->createChildSceneNode();
node->attachObject(ent);
}
void App::createContent()
{
// without light we would just get a black screen
Ogre::Light* light = mScnMgr->createLight("MainLight");
Ogre::SceneNode* lightNode = mScnMgr->getRootSceneNode()->createChildSceneNode();
lightNode->setPosition(0, 10, 15);
lightNode->attachObject(light);
}
class KeyHandler : public OgreBites::InputListener
{
bool keyPressed(const OgreBites::KeyboardEvent& evt) override
{
if (evt.keysym.sym == OgreBites::SDLK_ESCAPE)
{
Ogre::Root::getSingleton().queueEndRendering();
}
return true;
}
};
int main(int argc, char *argv[])
{
App ctx;
ctx.initApp();
// get a pointer to the already created root
Ogre::Root* root = ctx.getRoot();
Ogre::SceneManager* scnMgr = ctx.getSceneManager();
// register our scene with the RTSS
Ogre::RTShader::ShaderGenerator* shadergen = Ogre::RTShader::ShaderGenerator::getSingletonPtr();
shadergen->addSceneManager(scnMgr);
ctx.createContent();
ctx.initCamera();
ctx.createCharacter();
// register for input events
KeyHandler keyHandler;
ctx.addInputListener(&keyHandler);
ctx.getRoot()->startRendering();
ctx.closeApp();
return 0;
}