Example #1
0
KBOOL Kylin::EffectFade::Initialize()
{

    Ogre::CompositorPtr spCompositor = Ogre::CompositorManager::getSingleton().create(
                                           m_sName, Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME
                                       );

    Ogre::CompositionTechnique *t;
    Ogre::CompositionTechnique::TextureDefinition *td;
    Ogre::CompositionTargetPass *tp;
    Ogre::CompositionPass *pass;

    t = spCompositor->createTechnique();
    td = t->createTextureDefinition("scene");
    td->width = 1;
    td->height = 1;
    td->formatList.push_back(Ogre::PF_X8R8G8B8);

    tp = t->createTargetPass();
    tp->setInputMode(Ogre::CompositionTargetPass::IM_PREVIOUS);
    tp->setOutputName("scene");

    tp = t->getOutputTargetPass();
    tp->setInputMode(Ogre::CompositionTargetPass::IM_NONE);
    pass = tp->createPass();
    pass->setType(Ogre::CompositionPass::PT_RENDERQUAD);
    pass->setMaterialName("PostFilters/Fade");
    pass->setInput(0, "scene");
    pass->setIdentifier(0xDEADBADE);

    // receive default parameters from material script
    m_fColourAmount = 0;
    m_fGrayAmount	= 1;
    if (!pass->getMaterial().isNull())
    {
        Ogre::GpuProgramParametersSharedPtr parameters = pass->getMaterial()->getTechnique(0)->getPass(0)->getFragmentProgramParameters();
        /*#if OGRE_VERSION >= 0x010300*/
        const Ogre::GpuConstantDefinition* def;

        def = parameters->_findNamedConstantDefinition("colour_amount");
        if (def)
            parameters->_readRawConstants(def->physicalIndex, 1, &m_fColourAmount);
        def = parameters->_findNamedConstantDefinition("gray_amount");
        if (def)
            parameters->_readRawConstants(def->physicalIndex, 1, &m_fGrayAmount);
// #else
// 		GpuProgramParameters::RealConstantEntry* entry;
//
// 		entry = parameters->getNamedRealConstantEntry("colour_amount");
// 		if (entry && entry->isSet)
// 			m_fColourAmount = entry->val[0];
//
// 		entry = parameters->getNamedRealConstantEntry("gray_amount");
// 		if (entry && entry->isSet)
// 			m_fGrayAmount = entry->val[0];
// #endif
    }

    KBOOL bRet = EffectCompositor::Initialize();

    if (bRet)
        m_pCompositor->addListener(this);

    return bRet;
}
Example #2
0
bool OgreMaterialProperties::CreateProperties()
{
    Ogre::MaterialPtr matPtr = material_->GetMaterial();
    if (matPtr.isNull())
        return false;

    // Material
    Ogre::Material::TechniqueIterator tIter = matPtr->getTechniqueIterator();
    while(tIter.hasMoreElements())
    {
        // Technique
        Ogre::Technique *tech = tIter.getNext();
        Ogre::Technique::PassIterator pIter = tech->getPassIterator();
        while(pIter.hasMoreElements())
        {
            // Pass
            Ogre::Pass *pass = pIter.getNext();
            if (!pass)
                continue;

            if(pass->hasVertexProgram())
            {
                // Vertex program
                const Ogre::GpuProgramPtr &verProg = pass->getVertexProgram();
                if (!verProg.isNull())
                {
                    Ogre::GpuProgramParametersSharedPtr verPtr = pass->getVertexProgramParameters();
                    if (verPtr->hasNamedParameters())
                    {
                        // Named parameters (constants)
                        Ogre::GpuConstantDefinitionIterator mapIter = verPtr->getConstantDefinitionIterator();
                        while(mapIter.hasMoreElements())
                        {
                            QString paramName = mapIter.peekNextKey().c_str();
                            const Ogre::GpuConstantDefinition &paramDef  = mapIter.getNext();

                            // Filter names that end with '[0]'
                            int found = paramName.indexOf("[0]");
                            if (found != -1)
                                continue;

                            // Ignore auto parameters
                            bool is_auto_param = false;
                            Ogre::GpuProgramParameters::AutoConstantIterator autoConstIter = verPtr->getAutoConstantIterator();
                            while(autoConstIter.hasMoreElements())
                            {
                                Ogre::GpuProgramParameters::AutoConstantEntry autoConstEnt = autoConstIter.getNext();
                                if (autoConstEnt.physicalIndex == paramDef.physicalIndex)
                                {
                                    is_auto_param = true;
                                    break;
                                }
                            }

                            if (is_auto_param)
                                continue;

                            if (!paramDef.isFloat())
                                continue;

                            size_t count = paramDef.elementSize * paramDef.arraySize;
                            QVector<float> paramValue;
                            QVector<float>::iterator iter;
                            paramValue.resize(count);
                            verPtr->_readRawConstants(paramDef.physicalIndex, count, &*paramValue.begin());

                            QTextStream vector_string;
                            QString string;
                            vector_string.setString(&string, QIODevice::WriteOnly);

                            for(iter = paramValue.begin(); iter != paramValue.end(); ++iter)
                                vector_string << *iter << " ";

                            // Add QPROPERTY. Add to "VP" to the end of the parameter name in order to identify VP parameters.
                            QMap<QString, QVariant> typeValuePair;
                            typeValuePair[GpuConstantTypeToString(paramDef.constType)] = *vector_string.string();
                            setProperty(paramName.append(" VP").toLatin1(), QVariant(typeValuePair));
                        }
                    }
                }
            }

            if(pass->hasFragmentProgram())
            {
                // Fragment program
                const Ogre::GpuProgramPtr fragProg = pass->getFragmentProgram();
                if (!fragProg.isNull())
                {
                    Ogre::GpuProgramParametersSharedPtr fragPtr = pass->getFragmentProgramParameters();
                    if (!fragPtr.isNull())
                    {
                        if (fragPtr->hasNamedParameters())
                        {
                            // Named parameters (constants)
                            Ogre::GpuConstantDefinitionIterator mapIter = fragPtr->getConstantDefinitionIterator();
                            while(mapIter.hasMoreElements())
                            {
                                QString paramName = mapIter.peekNextKey().c_str();
                                const Ogre::GpuConstantDefinition &paramDef  = mapIter.getNext();

                                // Filter names that end with '[0]'
                                int found = paramName.indexOf("[0]");
                                if (found != -1)
                                    continue;

                                // Ignore auto parameters
                                bool is_auto_param = false;
                                Ogre::GpuProgramParameters::AutoConstantIterator autoConstIter = fragPtr->getAutoConstantIterator();
                                while(autoConstIter.hasMoreElements())
                                {
                                    Ogre::GpuProgramParameters::AutoConstantEntry autoConstEnt = autoConstIter.getNext();
                                    if (autoConstEnt.physicalIndex == paramDef.physicalIndex)
                                    {
                                        is_auto_param = true;
                                        break;
                                    }
                                }

                                if (is_auto_param)
                                    continue;

                                if (!paramDef.isFloat())
                                    continue;

                                size_t count = paramDef.elementSize * paramDef.arraySize;
                                QVector<float> paramValue;
                                QVector<float>::iterator iter;
                                paramValue.resize(count);

                                fragPtr->_readRawConstants(paramDef.physicalIndex, count, &*paramValue.begin());

                                QTextStream vector_string;
                                QString string;
                                vector_string.setString(&string, QIODevice::WriteOnly);

                                for(iter = paramValue.begin(); iter != paramValue.end(); ++iter)
                                    vector_string << *iter << " ";

                                // Add QPROPERTY. Add to " FP" to the end of the parameter name in order to identify FP parameters
                                TypeValuePair typeValuePair;
                                typeValuePair[GpuConstantTypeToString(paramDef.constType)] = *vector_string.string();
                                setProperty(paramName.append(" FP").toLatin1(), QVariant(typeValuePair));
                            }
                        }
                    }
                }
            }

            Ogre::Pass::TextureUnitStateIterator texIter = pass->getTextureUnitStateIterator();
            while(texIter.hasMoreElements())
            {
                // Texture units
                const Ogre::TextureUnitState *tu = texIter.getNext();
                
                // Don't insert tu's with empty texture names (i.e. shadowMap)
                // add to " TU" to the end of the parameter name in order to identify texture units.
                if(tu->getTextureName().size() > 0)
                {
                    QString tuName(tu->getName().c_str());

                    // Add QPROPERTY
                    TypeValuePair typeValuePair;
                    typeValuePair[TextureTypeToString(tu->getTextureType())] = tu->getTextureName().c_str();
                    setProperty(tuName.append(" TU").toLatin1(), typeValuePair);
                }
            }
        }
    }

    return true;
}