bool rttAndAntiAliasing(video::E_DRIVER_TYPE driverType)
{
SIrrlichtCreationParameters cp;
cp.DriverType = driverType;
cp.WindowSize = core::dimension2di(160, 120);
cp.AntiAlias = 2;
cp.Vsync = true;
IrrlichtDevice* device = createDeviceEx(cp);
if (!device)
return true;
video::IVideoDriver* driver = device->getVideoDriver();
if ((driver->getDriverAttributes().getAttributeAsInt("AntiAlias")<2) ||
(!driver->queryFeature(video::EVDF_RENDER_TO_TARGET)))
{
device->closeDevice();
device->run();
device->drop();
return true;
}
stabilizeScreenBackground(driver);
logTestString("Testing driver %ls\n", driver->getName());
// sphere mesh
scene::IAnimatedMesh* sphereMesh = device->getSceneManager()->addSphereMesh("atom", 1, 32, 32);
// cam
scene::ICameraSceneNode* cam = device->getSceneManager()->addCameraSceneNode(NULL, core::vector3df(0, 1, -5), core::vector3df(0, 0, 0));
cam->setNearValue(0.01f);
cam->setFarValue(100.f);
cam->updateAbsolutePosition();
device->getSceneManager()->setActiveCamera(cam);
device->getSceneManager()->addLightSceneNode(0, core::vector3df(10,10,10));
device->getSceneManager()->setAmbientLight(video::SColorf(0.3f,0.3f,0.3f));
float radius = 3.f;
core::vector3df pos1(-radius,0,0);
core::vector3df pos2(radius,0,0);
core::vector3df pos3(0,0,radius);
core::vector3df pos4(0,0,-radius);
core::matrix4 m;
gui::IGUIStaticText* st = device->getGUIEnvironment()->addStaticText(L"", core::recti(0,0,200,20), false, false);
st->setOverrideColor(video::SColor(255,255,255,0));
core::dimension2du dim_txt = core::dimension2du(160/2, 120/2);
video::ITexture* rt1 = device->getVideoDriver()->addRenderTargetTexture(dim_txt, "rt1", device->getColorFormat());
video::ITexture* rt2 = device->getVideoDriver()->addRenderTargetTexture(dim_txt, "rt2", device->getColorFormat());
video::ITexture* rt3 = device->getVideoDriver()->addRenderTargetTexture(dim_txt, "rt3", video::ECF_A8R8G8B8);
video::ITexture* rt4 = device->getVideoDriver()->addRenderTargetTexture(dim_txt, "rt4", device->getColorFormat());
device->getSceneManager()->setActiveCamera(cam);
device->getVideoDriver()->beginScene();
#if 1
st->setText(L"Texture Rendering");
Render(device, rt1, pos1, pos2, sphereMesh, pos3, pos4);
Render(device, rt2, pos1, pos2, sphereMesh, pos3, pos4);
Render(device, rt3, pos1, pos2, sphereMesh, pos3, pos4);
Render(device, rt4, pos1, pos2, sphereMesh, pos3, pos4);
device->getVideoDriver()->setRenderTarget(0);
device->getVideoDriver()->draw2DImage(rt1, core::position2di(0,0));
device->getVideoDriver()->draw2DImage(rt2, core::position2di(80,0));
device->getVideoDriver()->draw2DImage(rt3, core::position2di(0,60));
device->getVideoDriver()->draw2DImage(rt4, core::position2di(80,60));
#else
ITexture* rt0 = NULL;
Render(device, rt0, pos1, pos2, sphereMesh, pos3, pos4);
#endif
st->draw();
device->getVideoDriver()->endScene();
bool result = takeScreenshotAndCompareAgainstReference(driver, "-rttAndAntiAlias.png");
device->closeDevice();
device->run();
device->drop();
return result;
}
