void OgreRTTexture::end()
{
Ogre::RenderSystem* system = Ogre::Root::getSingleton().getRenderSystem();
system->_setViewport(mSaveViewport);
#if OGRE_VERSION >= MYGUI_DEFINE_VERSION(1, 7, 0) && OGRE_NO_VIEWPORT_ORIENTATIONMODE == 0
Ogre::OrientationMode orient = mSaveViewport->getOrientationMode();
system->_setProjectionMatrix(Ogre::Matrix4::IDENTITY * Ogre::Quaternion(Ogre::Degree(orient * 90.f), Ogre::Vector3::UNIT_Z));
#else
system->_setProjectionMatrix(Ogre::Matrix4::IDENTITY);
#endif
}
void begin()
{
// set-up matrices
mRenderSystem->_setWorldMatrix(Ogre::Matrix4::IDENTITY);
mRenderSystem->_setViewMatrix(Ogre::Matrix4::IDENTITY);
#if OGRE_VERSION >= MYGUI_DEFINE_VERSION(1, 7, 0) && OGRE_NO_VIEWPORT_ORIENTATIONMODE == 0
Ogre::OrientationMode orient = mWindow->getViewport(mActiveViewport)->getOrientationMode();
mRenderSystem->_setProjectionMatrix(Ogre::Matrix4::IDENTITY * Ogre::Quaternion(Ogre::Degree(orient * 90.f), Ogre::Vector3::UNIT_Z));
#else
mRenderSystem->_setProjectionMatrix(Ogre::Matrix4::IDENTITY);
#endif
// initialise render settings
mRenderSystem->setLightingEnabled(false);
mRenderSystem->_setDepthBufferParams(false, false);
mRenderSystem->_setDepthBias(0, 0);
mRenderSystem->_setCullingMode(Ogre::CULL_NONE);
mRenderSystem->_setFog(Ogre::FOG_NONE);
mRenderSystem->_setColourBufferWriteEnabled(true, true, true, true);
mRenderSystem->unbindGpuProgram(Ogre::GPT_FRAGMENT_PROGRAM);
mRenderSystem->unbindGpuProgram(Ogre::GPT_VERTEX_PROGRAM);
mRenderSystem->setShadingType(Ogre::SO_GOURAUD);
// initialise texture settings
mRenderSystem->_setTextureCoordCalculation(0, Ogre::TEXCALC_NONE);
mRenderSystem->_setTextureCoordSet(0, 0);
mRenderSystem->_setTextureUnitFiltering(0, Ogre::FO_LINEAR, Ogre::FO_LINEAR, Ogre::FO_NONE);
mRenderSystem->_setTextureAddressingMode(0, mTextureAddressMode);
mRenderSystem->_setTextureMatrix(0, Ogre::Matrix4::IDENTITY);
#if OGRE_VERSION < MYGUI_DEFINE_VERSION(1, 6, 0)
mRenderSystem->_setAlphaRejectSettings(Ogre::CMPF_ALWAYS_PASS, 0);
#else
mRenderSystem->_setAlphaRejectSettings(Ogre::CMPF_ALWAYS_PASS, 0, false);
#endif
mRenderSystem->_setTextureBlendMode(0, mColorBlendMode);
mRenderSystem->_setTextureBlendMode(0, mAlphaBlendMode);
mRenderSystem->_disableTextureUnitsFrom(1);
// enable alpha blending
mRenderSystem->_setSceneBlending(Ogre::SBF_SOURCE_ALPHA, Ogre::SBF_ONE_MINUS_SOURCE_ALPHA);
// always use wireframe
// TODO: add option to enable wireframe mode in platform
mRenderSystem->_setPolygonMode(Ogre::PM_SOLID);
}
void OgreRTTexture::begin()
{
Ogre::RenderTexture* rtt = mTexture->getBuffer()->getRenderTarget();
if (mViewport == nullptr)
{
mViewport = rtt->addViewport(nullptr);
mViewport->setClearEveryFrame(false);
mViewport->setOverlaysEnabled(false);
}
Ogre::RenderSystem* system = Ogre::Root::getSingleton().getRenderSystem();
system->_setProjectionMatrix(mProjectMatrix);
mSaveViewport = system->_getViewport();
system->_setViewport(mViewport);
system->clearFrameBuffer(Ogre::FBT_COLOUR, Ogre::ColourValue::ZERO);
}