void ReplaceTextureOnMaterial(Ogre::MaterialPtr material, const std::string& original_name, const std::string& texture_name) { if (material.isNull()) return; Ogre::TextureManager &tm = Ogre::TextureManager::getSingleton(); Ogre::TexturePtr tex = tm.getByName(texture_name); Ogre::Material::TechniqueIterator iter = material->getTechniqueIterator(); while(iter.hasMoreElements()) { Ogre::Technique *tech = iter.getNext(); assert(tech); Ogre::Technique::PassIterator passIter = tech->getPassIterator(); while(passIter.hasMoreElements()) { Ogre::Pass *pass = passIter.getNext(); Ogre::Pass::TextureUnitStateIterator texIter = pass->getTextureUnitStateIterator(); while(texIter.hasMoreElements()) { Ogre::TextureUnitState *texUnit = texIter.getNext(); if (texUnit->getTextureName() == original_name) { if (tex.get()) texUnit->setTextureName(texture_name); else texUnit->setTextureName("TextureMissing.png"); } } } } }
/** * Destroy / unload the memory of a material * @param mat MaterialName */ void GUIHelper::destroyMaterial(const Ogre::String &matName) { Ogre::MaterialPtr mat = Ogre::MaterialManager::getSingleton().getByName(matName); if(mat.isNull()) return; Ogre::Material::TechniqueIterator tit = mat->getTechniqueIterator(); while(tit.hasMoreElements()){ Ogre::Technique *t = tit.peekNext(); ASSERT(t); Ogre::Technique::PassIterator pit = t->getPassIterator(); while(pit.hasMoreElements()){ Ogre::Pass *pass = pit.peekNext(); ASSERT(pass); Ogre::Pass::TextureUnitStateIterator tuit = pass->getTextureUnitStateIterator(); while(tuit.hasMoreElements()){ Ogre::TextureUnitState *tus = tuit.peekNext(); ASSERT(tus); const Ogre::String &textName = tus->getTextureName(); Ogre::TextureManager::getSingleton().unload(textName); Ogre::TextureManager::getSingleton().remove(textName); tuit.moveNext(); } pit.moveNext(); } tit.moveNext(); } Ogre::MaterialManager::getSingleton().unload(matName); Ogre::MaterialManager::getSingleton().remove(matName); }
void EC_WidgetCanvas::SetSelfIllumination(bool illuminating) { if (material_name_.empty()) return; Ogre::ColourValue emissiveColor; if (illuminating) emissiveColor = Ogre::ColourValue(1.0f, 1.0f, 1.0f, 1.0f); else emissiveColor = Ogre::ColourValue(0.0f, 0.0f, 0.0f, 0.0f); Ogre::MaterialPtr material = Ogre::MaterialManager::getSingleton().getByName(material_name_); if (!material.isNull()) { Ogre::Material::TechniqueIterator iter = material->getTechniqueIterator(); while(iter.hasMoreElements()) { Ogre::Technique *tech = iter.getNext(); if (!tech) continue; Ogre::Technique::PassIterator passIter = tech->getPassIterator(); while(passIter.hasMoreElements()) { Ogre::Pass *pass = passIter.getNext(); if (pass) pass->setSelfIllumination(emissiveColor); } } } }
bool MainCamera::validateCompositionTargetPass(Ogre::CompositionTargetPass& compositionPass) { Ogre::CompositionTargetPass::PassIterator compPassIter = compositionPass.getPassIterator(); while (compPassIter.hasMoreElements()) { Ogre::CompositionPass* compositorPass = compPassIter.getNext(); compositorPass->getMaterial()->load(); Ogre::Material::TechniqueIterator techIter = compositorPass->getMaterial()->getSupportedTechniqueIterator(); while (techIter.hasMoreElements()) { Ogre::Technique::PassIterator _passIter = techIter.getNext()->getPassIterator(); while (_passIter.hasMoreElements()) { Ogre::Pass* pass = _passIter.getNext(); //Also disallow camera polygon mode overide. This is because if it's turned on, //and the camera is switched to polygon mode, the end result will be one single //large polygon being shown. This is not what we want. pass->setPolygonModeOverrideable(false); if (pass->hasFragmentProgram()) { if (pass->getFragmentProgram()->hasCompileError()) { return false; } } } } } return true; }
CreatureAnimation::CreatureAnimation(const MWWorld::Ptr& ptr, OEngine::Render::OgreRenderer& _rend): Animation(_rend) { mInsert = ptr.getRefData().getBaseNode(); MWWorld::LiveCellRef<ESM::Creature> *ref = ptr.get<ESM::Creature>(); assert (ref->base != NULL); if(!ref->base->model.empty()) { const std::string &mesh = "meshes\\" + ref->base->model; std::string meshNumbered = mesh + getUniqueID(mesh) + ">|"; NifOgre::NIFLoader::load(meshNumbered); mBase = mRend.getScene()->createEntity(meshNumbered); mBase->setVisibilityFlags(RV_Actors); bool transparent = false; for (unsigned int i=0; i < mBase->getNumSubEntities(); ++i) { Ogre::MaterialPtr mat = mBase->getSubEntity(i)->getMaterial(); Ogre::Material::TechniqueIterator techIt = mat->getTechniqueIterator(); while (techIt.hasMoreElements()) { Ogre::Technique* tech = techIt.getNext(); Ogre::Technique::PassIterator passIt = tech->getPassIterator(); while (passIt.hasMoreElements()) { Ogre::Pass* pass = passIt.getNext(); if (pass->getDepthWriteEnabled() == false) transparent = true; } } } mBase->setRenderQueueGroup(transparent ? RQG_Alpha : RQG_Main); std::string meshZero = mesh + "0000>|"; if((mTransformations = (NIFLoader::getSingletonPtr())->getAnim(meshZero))) { for(std::size_t init = 0; init < mTransformations->size(); init++) { mRindexI.push_back(0); mTindexI.push_back(0); } mStopTime = mTransformations->begin()->getStopTime(); mStartTime = mTransformations->begin()->getStartTime(); mShapes = (NIFLoader::getSingletonPtr())->getShapes(meshZero); } mTextmappings = NIFLoader::getSingletonPtr()->getTextIndices(meshZero); mInsert->attachObject(mBase); } }
CreatureAnimation::CreatureAnimation(const MWWorld::Ptr& ptr): Animation() { mInsert = ptr.getRefData().getBaseNode(); MWWorld::LiveCellRef<ESM::Creature> *ref = ptr.get<ESM::Creature>(); assert (ref->mBase != NULL); if(!ref->mBase->mModel.empty()) { std::string mesh = "meshes\\" + ref->mBase->mModel; mEntityList = NifOgre::NIFLoader::createEntities(mInsert, &mTextKeys, mesh); for(size_t i = 0; i < mEntityList.mEntities.size(); i++) { Ogre::Entity *ent = mEntityList.mEntities[i]; ent->setVisibilityFlags(RV_Actors); bool transparent = false; for (unsigned int j=0; j < ent->getNumSubEntities() && !transparent; ++j) { Ogre::MaterialPtr mat = ent->getSubEntity(j)->getMaterial(); Ogre::Material::TechniqueIterator techIt = mat->getTechniqueIterator(); while (techIt.hasMoreElements() && !transparent) { Ogre::Technique* tech = techIt.getNext(); Ogre::Technique::PassIterator passIt = tech->getPassIterator(); while (passIt.hasMoreElements() && !transparent) { Ogre::Pass* pass = passIt.getNext(); if (pass->getDepthWriteEnabled() == false) transparent = true; } } } ent->setRenderQueueGroup(transparent ? RQG_Alpha : RQG_Main); } if(mEntityList.mSkelBase) { Ogre::AnimationStateSet *aset = mEntityList.mSkelBase->getAllAnimationStates(); Ogre::AnimationStateIterator as = aset->getAnimationStateIterator(); while(as.hasMoreElements()) { Ogre::AnimationState *state = as.getNext(); state->setEnabled(true); state->setLoop(false); } } } }
//copied from ogre sample browser Ogre::Technique* gkMaterialLoader::handleSchemeNotFound(unsigned short schemeIndex, const Ogre::String& schemeName, Ogre::Material* originalMaterial, unsigned short lodIndex, const Ogre::Renderable* rend) { #ifdef OGREKIT_USE_RTSHADER_SYSTEM Ogre::RTShader::ShaderGenerator* shaderGenerator = Ogre::RTShader::ShaderGenerator::getSingletonPtr(); GK_ASSERT(shaderGenerator); Ogre::Technique* generatedTech = 0; if (schemeName == Ogre::RTShader::ShaderGenerator::DEFAULT_SCHEME_NAME) { bool techniqueCreated; techniqueCreated = shaderGenerator->createShaderBasedTechnique( originalMaterial->getName(), Ogre::MaterialManager::DEFAULT_SCHEME_NAME, schemeName); if (techniqueCreated) { shaderGenerator->validateMaterial(schemeName, originalMaterial->getName()); Ogre::Material::TechniqueIterator itTech = originalMaterial->getTechniqueIterator(); while (itTech.hasMoreElements()) { Ogre::Technique* curTech = itTech.getNext(); if (curTech->getSchemeName() == schemeName) { generatedTech = curTech; break; } } } } if (!generatedTech) { gkLogMessage("Material: " << schemeName << " isn't found."); } else { gkLogMessage("Material: " << schemeName << " is found."); } return generatedTech; #else return 0; #endif }
void Terrain::_applyFogMode(const Ogre::MaterialPtr& material, Ogre::FogMode oldFogMode, Ogre::FogMode newFogMode) const { if (oldFogMode == newFogMode) return; if (mData->mSupportedFogReplacements.empty()) return; Ogre::String newProgramName; Ogre::Material::TechniqueIterator ti = material->getTechniqueIterator(); while (ti.hasMoreElements()) { Ogre::Technique* technique = ti.getNext(); Ogre::Technique::PassIterator pi = technique->getPassIterator(); while (pi.hasMoreElements()) { Ogre::Pass* pass = pi.getNext(); if (pass->hasVertexProgram() && _checkFogProgramName(pass->getVertexProgram(), oldFogMode, newFogMode, newProgramName)) { pass->setVertexProgram(newProgramName); } if (pass->hasFragmentProgram() && _checkFogProgramName(pass->getFragmentProgram(), oldFogMode, newFogMode, newProgramName)) { pass->setFragmentProgram(newProgramName); } if (pass->hasShadowCasterVertexProgram() && _checkFogProgramName(pass->getShadowCasterVertexProgram(), oldFogMode, newFogMode, newProgramName)) { pass->setShadowCasterVertexProgram(newProgramName); } if (pass->hasShadowReceiverVertexProgram() && _checkFogProgramName(pass->getShadowReceiverVertexProgram(), oldFogMode, newFogMode, newProgramName)) { pass->setShadowReceiverVertexProgram(newProgramName); } if (pass->hasShadowReceiverFragmentProgram() && _checkFogProgramName(pass->getShadowReceiverFragmentProgram(), oldFogMode, newFogMode, newProgramName)) { pass->setShadowReceiverFragmentProgram(newProgramName); } } } }
void GroundFog::findFogPassesByName (const Ogre::String& passName) { Ogre::MaterialManager *matManager = Ogre::MaterialManager::getSingletonPtr(); Ogre::MaterialManager::ResourceMapIterator matIt = matManager->getResourceIterator(); while (matIt.hasMoreElements()) { Ogre::MaterialPtr mat = matIt.getNext(); Ogre::Material::TechniqueIterator techIt = mat->getTechniqueIterator(); while (techIt.hasMoreElements()) { Ogre::Technique *tech = techIt.getNext(); Ogre::Technique::PassIterator passIt = tech->getPassIterator(); while (passIt.hasMoreElements()) { Ogre::Pass *pass = passIt.getNext(); if (pass->getName() == passName) { mPasses.insert(pass); } } } } forceUpdate(); }
/** This class demonstrates basic usage of the RTShader system. It sub class the material manager listener class and when a target scheme callback is invoked with the shader generator scheme it tries to create an equivalent shader based technique based on the default technique of the given material. */ Ogre::Technique* MaterialMgrListener::handleSchemeNotFound(unsigned short schemeIndex, const Ogre::String& schemeName, Ogre::Material* originalMaterial, unsigned short lodIndex, const Ogre::Renderable* rend) { Ogre::Technique* generatedTech = NULL; // Case this is the default shader generator scheme. if (schemeName == Ogre::RTShader::ShaderGenerator::DEFAULT_SCHEME_NAME) { bool techniqueCreated; // Create shader generated technique for this material. techniqueCreated = mShaderGenerator->createShaderBasedTechnique( originalMaterial->getName(), Ogre::MaterialManager::DEFAULT_SCHEME_NAME, schemeName); // Case technique registration succeeded. if (techniqueCreated) { // Force creating the shaders for the generated technique. mShaderGenerator->validateMaterial(schemeName, originalMaterial->getName()); // Grab the generated technique. Ogre::Material::TechniqueIterator itTech = originalMaterial->getTechniqueIterator(); while (itTech.hasMoreElements()) { Ogre::Technique* curTech = itTech.getNext(); if (curTech->getSchemeName() == schemeName) { generatedTech = curTech; break; } } } } return generatedTech; }
void GetTextureNamesFromMaterial(Ogre::MaterialPtr material, StringVector& textures) { textures.clear(); if (material.isNull()) return; // Use a set internally to avoid duplicates std::set<std::string> textures_set; Ogre::Material::TechniqueIterator iter = material->getTechniqueIterator(); while(iter.hasMoreElements()) { Ogre::Technique *tech = iter.getNext(); assert(tech); Ogre::Technique::PassIterator passIter = tech->getPassIterator(); while(passIter.hasMoreElements()) { Ogre::Pass *pass = passIter.getNext(); Ogre::Pass::TextureUnitStateIterator texIter = pass->getTextureUnitStateIterator(); while(texIter.hasMoreElements()) { Ogre::TextureUnitState *texUnit = texIter.getNext(); const std::string& texname = texUnit->getTextureName(); if (!texname.empty()) textures_set.insert(texname); } } } std::set<std::string>::iterator i = textures_set.begin(); while (i != textures_set.end()) { textures.push_back(*i); ++i; } }
ActivatorAnimation::ActivatorAnimation(const MWWorld::Ptr &ptr) : Animation(ptr) { MWWorld::LiveCellRef<ESM::Activator> *ref = mPtr.get<ESM::Activator>(); assert (ref->mBase != NULL); if(!ref->mBase->mModel.empty()) { std::string mesh = "meshes\\" + ref->mBase->mModel; createEntityList(mPtr.getRefData().getBaseNode(), mesh); for(size_t i = 0;i < mEntityList.mEntities.size();i++) { Ogre::Entity *ent = mEntityList.mEntities[i]; bool transparent = false; for (unsigned int j=0;j < ent->getNumSubEntities() && !transparent; ++j) { Ogre::MaterialPtr mat = ent->getSubEntity(j)->getMaterial(); Ogre::Material::TechniqueIterator techIt = mat->getTechniqueIterator(); while (techIt.hasMoreElements() && !transparent) { Ogre::Technique* tech = techIt.getNext(); Ogre::Technique::PassIterator passIt = tech->getPassIterator(); while (passIt.hasMoreElements() && !transparent) { Ogre::Pass* pass = passIt.getNext(); if (pass->getDepthWriteEnabled() == false) transparent = true; } } } ent->setVisibilityFlags(RV_Misc); ent->setRenderQueueGroup(transparent ? RQG_Alpha : RQG_Main); } setAnimationSource(mesh); } }
// unload all about this mesh. The mesh itself and the textures. // BETWEEN FRAME OPERATION void VisCalcFrustDist::unloadTheMesh(Ogre::MeshPtr meshP) { if (m_shouldCullTextures) { Ogre::Mesh::SubMeshIterator smi = meshP->getSubMeshIterator(); while (smi.hasMoreElements()) { Ogre::SubMesh* oneSubMesh = smi.getNext(); Ogre::String subMeshMaterialName = oneSubMesh->getMaterialName(); Ogre::MaterialPtr subMeshMaterial = (Ogre::MaterialPtr)Ogre::MaterialManager::getSingleton().getByName(subMeshMaterialName); if (!subMeshMaterial.isNull()) { Ogre::Material::TechniqueIterator techIter = subMeshMaterial->getTechniqueIterator(); while (techIter.hasMoreElements()) { Ogre::Technique* oneTech = techIter.getNext(); Ogre::Technique::PassIterator passIter = oneTech->getPassIterator(); while (passIter.hasMoreElements()) { Ogre::Pass* onePass = passIter.getNext(); Ogre::Pass::TextureUnitStateIterator tusIter = onePass->getTextureUnitStateIterator(); while (tusIter.hasMoreElements()) { Ogre::TextureUnitState* oneTus = tusIter.getNext(); Ogre::String texName = oneTus->getTextureName(); Ogre::TexturePtr texP = (Ogre::TexturePtr)Ogre::TextureManager::getSingleton().getByName(texName); if (!texP.isNull()) { // if (texP.useCount() <= 1) { texP->unload(); LG::IncStat(LG::StatCullTexturesUnloaded); // LG::Log("unloadTheMesh: unloading texture %s", texName.c_str()); // } } } } } } } } if (m_shouldCullMeshes) { LG::OLMeshTracker::Instance()->MakeUnLoaded(meshP->getName(), Ogre::String(), NULL); LG::IncStat(LG::StatCullMeshesUnloaded); // LG::Log("unloadTheMesh: unloading mesh %s", mshName.c_str()); } }
void GroundFog::findFogPassesByName (const Ogre::String& passName) { Ogre::MaterialManager *matManager = Ogre::MaterialManager::getSingletonPtr(); Ogre::MaterialManager::ResourceMapIterator matIt = matManager->getResourceIterator(); while (matIt.hasMoreElements()) { #if (OGRE_VERSION < ((1 << 16) | (9 << 8) | 0)) Ogre::MaterialPtr mat = matIt.getNext(); #else Ogre::MaterialPtr mat = matIt.getNext().staticCast<Ogre::Material>(); #endif Ogre::Material::TechniqueIterator techIt = mat->getTechniqueIterator(); while (techIt.hasMoreElements()) { Ogre::Technique *tech = techIt.getNext(); Ogre::Technique::PassIterator passIt = tech->getPassIterator(); while (passIt.hasMoreElements()) { Ogre::Pass *pass = passIt.getNext(); if (pass->getName() == passName) { mPasses.insert(pass); } } } } forceUpdate(); }
bool OgreMaterialResource::SetData(Foundation::AssetPtr source) { // Remove old material if any RemoveMaterial(); references_.clear(); original_textures_.clear(); Ogre::MaterialManager& matmgr = Ogre::MaterialManager::getSingleton(); OgreRenderingModule::LogDebug("Parsing material " + source->GetId()); if (!source) { OgreRenderingModule::LogError("Null source asset data pointer"); return false; } if (!source->GetSize()) { OgreRenderingModule::LogError("Zero sized material asset"); return false; } Ogre::DataStreamPtr data = Ogre::DataStreamPtr(new Ogre::MemoryDataStream(const_cast<u8 *>(source->GetData()), source->GetSize())); static int tempname_count = 0; tempname_count++; std::string tempname = "TempMat" + ToString<int>(tempname_count); try { int num_materials = 0; int brace_level = 0; bool skip_until_next = false; int skip_brace_level = 0; // Parsed/modified material script std::ostringstream output; while (!data->eof()) { Ogre::String line = data->getLine(); // Skip empty lines & comments if ((line.length()) && (line.substr(0, 2) != "//")) { // Process opening/closing braces if (!ResourceHandler::ProcessBraces(line, brace_level)) { // If not a brace and on level 0, it should be a new material; replace name if ((brace_level == 0) && (line.substr(0, 8) == "material")) { if (num_materials == 0) { line = "material " + tempname; ++num_materials; } else { OgreRenderingModule::LogWarning("More than one material defined in material asset " + source->GetId() + " - only first one supported"); break; } } else { // Check for textures if ((line.substr(0, 8) == "texture ") && (line.length() > 8)) { std::string tex_name = line.substr(8); // Note: we assume all texture references are asset based. ResourceHandler checks later whether this is true, // before requesting the reference references_.push_back(Foundation::ResourceReference(tex_name, OgreTextureResource::GetTypeStatic())); original_textures_.push_back(tex_name); // Replace any / with \ in the material, then change the texture names back later, so that Ogre does not go nuts ReplaceCharInplace(line, '/', '\\'); ReplaceCharInplace(line, ':', '@'); } } // Write line to the modified copy if (!skip_until_next) output << line << std::endl; } else { // Write line to the modified copy if (!skip_until_next) output << line << std::endl; if (brace_level <= skip_brace_level) skip_until_next = false; } } } std::string output_str = output.str(); Ogre::DataStreamPtr modified_data = Ogre::DataStreamPtr(new Ogre::MemoryDataStream((u8 *)(&output_str[0]), output_str.size())); matmgr.parseScript(modified_data, Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME); Ogre::MaterialPtr tempmat; tempmat = matmgr.getByName(tempname); if (tempmat.isNull()) { OgreRenderingModule::LogWarning(std::string("Failed to create an Ogre material from material asset ") + source->GetId()); return false; } if(!tempmat->getNumTechniques()) { OgreRenderingModule::LogWarning("Failed to create an Ogre material from material asset " + source->GetId()); return false; } ogre_material_ = tempmat->clone(id_); tempmat.setNull(); matmgr.remove(tempname); if (ogre_material_.isNull()) { OgreRenderingModule::LogWarning("Failed to create an Ogre material from material asset " + source->GetId()); return false; } // Now go through all the texturenames and restore \ back to / and @ to : Ogre::Material::TechniqueIterator iter = ogre_material_->getTechniqueIterator(); while (iter.hasMoreElements()) { Ogre::Technique *tech = iter.getNext(); Ogre::Technique::PassIterator passIter = tech->getPassIterator(); while (passIter.hasMoreElements()) { Ogre::Pass *pass = passIter.getNext(); Ogre::Pass::TextureUnitStateIterator texIter = pass->getTextureUnitStateIterator(); while (texIter.hasMoreElements()) { Ogre::TextureUnitState *texUnit = texIter.getNext(); std::string texname = texUnit->getTextureName(); if (texname.find('\\') != std::string::npos) { ReplaceCharInplace(texname, '\\', '/'); ReplaceCharInplace(texname, '@', ':'); texUnit->setTextureName(texname); } } } } //workaround: if receives shadows, check the amount of shadowmaps. If only 1 specified, add 2 more to support 3 shadowmaps if(ogre_material_->getReceiveShadows() && shadowquality_ == Shadows_High && ogre_material_->getNumTechniques() > 0) { Ogre::Technique *tech = ogre_material_->getTechnique(0); if(tech) { Ogre::Technique::PassIterator passiterator = tech->getPassIterator(); while(passiterator.hasMoreElements()) { Ogre::Pass* pass = passiterator.getNext(); Ogre::Pass::TextureUnitStateIterator texiterator = pass->getTextureUnitStateIterator(); int shadowmaps = 0; while(texiterator.hasMoreElements()) { Ogre::TextureUnitState* state = texiterator.getNext(); if(state->getContentType() == Ogre::TextureUnitState::CONTENT_SHADOW) { shadowmaps++; } } if(shadowmaps>0 && shadowmaps<3) { Ogre::TextureUnitState* sm2 = pass->createTextureUnitState(); sm2->setContentType(Ogre::TextureUnitState::CONTENT_SHADOW); Ogre::TextureUnitState* sm3 = pass->createTextureUnitState(); sm3->setContentType(Ogre::TextureUnitState::CONTENT_SHADOW); } } } } } catch (Ogre::Exception &e) { OgreRenderingModule::LogWarning(e.what()); OgreRenderingModule::LogWarning("Failed to parse Ogre material " + source->GetId() + "."); try { if (!matmgr.getByName(tempname).isNull()) Ogre::MaterialManager::getSingleton().remove(tempname); } catch (...) {} return false; } return true; }
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 ¶mDef = 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 ¶mDef = 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; }
Ogre::MaterialPtr OgreMaterialProperties::ToOgreMaterial() { // Make clone from the original and uset that for creating the new material. Ogre::MaterialPtr matPtr = material_->GetMaterial(); Ogre::MaterialPtr matPtrClone = matPtr->clone(objectName().toStdString() + "Clone"); // Material if (!matPtrClone.isNull()) { // Technique Ogre::Material::TechniqueIterator tIter = matPtrClone->getTechniqueIterator(); while(tIter.hasMoreElements()) { 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(); int constNum = 0; while(mapIter.hasMoreElements()) { QString paramName(mapIter.peekNextKey().c_str()); const Ogre::GpuConstantDefinition ¶mDef = mapIter.getNext(); // Filter names that end with '[0]' if (paramName.lastIndexOf("[0]") != -1) continue; if (!paramDef.isFloat()) continue; size_t size = paramDef.elementSize * paramDef.arraySize; QVector<float> newParamValue; QVector<float>::iterator it; newParamValue.resize(size); // Find the corresponding property value. QVariant val = property(paramName.append(" VP").toLatin1()); if (!val.isValid() || val.isNull()) continue; TypeValuePair typeValuePair = val.toMap(); QString newValueString(typeValuePair.begin().value().toByteArray()); newValueString.trimmed(); // fill the float vector with new values it = newParamValue.begin(); int i = 0, j = 0; bool ok = true; while(j != -1 && ok) { j = newValueString.indexOf(' ', i); QString newValue = newValueString.mid(i, j == -1 ? j : j - i); if (!newValue.isEmpty()) { *it = newValue.toFloat(&ok); ++it; } i = j + 1; } // Set the new value. ///\todo use the exact count rather than just 4 values if needed. if (size == 16) { Ogre::Matrix4 matrix(newParamValue[0], newParamValue[1], newParamValue[2], newParamValue[3], newParamValue[4], newParamValue[5], newParamValue[6], newParamValue[7], newParamValue[8], newParamValue[9], newParamValue[10], newParamValue[11], newParamValue[12], newParamValue[13], newParamValue[14], newParamValue[15]); #if OGRE_VERSION_MINOR <= 6 && OGRE_VERSION_MAJOR <= 1 verPtr->_writeRawConstant(paramDef.physicalIndex, matrix); #else verPtr->_writeRawConstant(paramDef.physicalIndex, matrix, size); #endif } else { Ogre::Vector4 vector(newParamValue[0], newParamValue[1], newParamValue[2], newParamValue[3]); verPtr->_writeRawConstant(paramDef.physicalIndex, vector); } } } } } 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 ¶mDef = mapIter.getNext(); // Filter names that end with '[0]' if (paramName.lastIndexOf("[0]") != -1) continue; if (!paramDef.isFloat()) continue; size_t size = paramDef.elementSize * paramDef.arraySize; QVector<float> newParamValue; QVector<float>::iterator it; newParamValue.resize(size); // Find the corresponding property value. QVariant val = property(paramName.append(" FP").toLatin1()); if (!val.isValid() || val.isNull()) continue; TypeValuePair typeValuePair = val.toMap(); QString newValueString(typeValuePair.begin().value().toByteArray()); newValueString.trimmed(); // Fill the float vector with new values. it = newParamValue.begin(); int i = 0, j = 0; bool ok = true; while(j != -1 && ok) { j = newValueString.indexOf(' ', i); QString newValue = newValueString.mid(i, j == -1 ? j : j - i); if (!newValue.isEmpty()) { *it = *it = newValue.toFloat(&ok); ++it; } i = j + 1; } // Set the new value. ///\todo use the exact count rather than just 4 values if needed. if (size == 16) { Ogre::Matrix4 matrix(newParamValue[0], newParamValue[1], newParamValue[2], newParamValue[3], newParamValue[4], newParamValue[5], newParamValue[6], newParamValue[7], newParamValue[8], newParamValue[9], newParamValue[10], newParamValue[11], newParamValue[12], newParamValue[13], newParamValue[14], newParamValue[15]); #if OGRE_VERSION_MINOR <= 6 && OGRE_VERSION_MAJOR <= 1 fragPtr->_writeRawConstant(paramDef.physicalIndex, matrix); #else fragPtr->_writeRawConstant(paramDef.physicalIndex, matrix, size); #endif } else { Ogre::Vector4 vector(newParamValue[0], newParamValue[1], newParamValue[2], newParamValue[3]); fragPtr->_writeRawConstant(paramDef.physicalIndex, vector); } } } } } } Ogre::Pass::TextureUnitStateIterator texIter = pass->getTextureUnitStateIterator(); while(texIter.hasMoreElements()) { // Texture units Ogre::TextureUnitState *tu = texIter.getNext(); // Replace the texture name (uuid) with the new one QString tu_name(tu->getName().c_str()); QVariant val = property(tu_name.append(" TU").toLatin1()); if (!val.isValid() || val.isNull()) continue; TypeValuePair typeValuePair = val.toMap(); QString newValueString(typeValuePair.begin().value().toByteArray()); newValueString.trimmed(); tu->setTextureName(newValueString.toStdString()); /* //QString new_texture_name = iter->second; RexUUID new_name(iter->second); // If new texture is UUID-based one, make sure the corresponding RexOgreTexture gets created, // because we may not be able to load it later if load fails now if (RexUUID::IsValid(new_texture_name)) { RexUUID imageID(new_texture_name); if (!imageID.IsNull()) { image* image = imageList.getImage(imageID); if (image) { image->getOgreTexture(); } } } //tu->setTextureName(iter->second); */ } } } return matPtrClone; } matPtrClone.setNull(); return matPtrClone; }
//----------------------------------------------------------------------- void TerrainLiquidObject::_prepareProjector(void) { if (mProjectorName.empty() || !mProjectorSize) return; Ogre::MaterialPtr material = Ogre::MaterialManager::getSingleton().getByName(mMaterialName); if (material.isNull()) return; bool hasProjector = false; { Ogre::Material::TechniqueIterator ti = material->getTechniqueIterator(); while (ti.hasMoreElements()) { Ogre::Technique* technique = ti.getNext(); Ogre::Technique::PassIterator pi = technique->getPassIterator(); while (pi.hasMoreElements()) { Ogre::Pass* pass = pi.getNext(); Ogre::Pass::TextureUnitStateIterator tusi = pass->getTextureUnitStateIterator(); while (tusi.hasMoreElements()) { Ogre::TextureUnitState* tus = tusi.getNext(); if (Ogre::StringUtil::startsWith(tus->getName(), "Fairy/Projector", false)) { hasProjector = true; } } } } } if (!hasProjector) return; ObjectPtr object = mSystem->getSceneInfo()->findObjectByName(mProjectorName); if (!object) return; Variant directionValue = object->getProperty("direction"); if (directionValue.empty() || directionValue.type() != typeid(Ogre::Vector3)) return; Ogre::Vector3 direction = VariantCast<Ogre::Vector3>(directionValue); direction.normalise(); Ogre::String name = material->getName() + Ogre::StringConverter::toString((Ogre::ulong)this); mProjectionCamera = mTerrainLiquid->getParentSceneNode()->getCreator()->createCamera(name); mProjectionCamera->setAutoAspectRatio(false); mProjectionCamera->setAspectRatio(1.0f); mProjectionCamera->setFixedYawAxis(false); mProjectionCamera->setProjectionType(Ogre::PT_ORTHOGRAPHIC); mProjectionCamera->setFOVy(Ogre::Degree(90)); mProjectionCamera->setDirection(-direction); mProjectionCamera->setNearClipDistance(mProjectorSize / 2); mProjectionCamera->setFarClipDistance(mProjectorSize + 5000.0f); mTerrainLiquid->setProjectionCamera(mProjectionCamera); mProjectionMaterial = material->clone(name); { Ogre::Material::TechniqueIterator ti = mProjectionMaterial->getTechniqueIterator(); while (ti.hasMoreElements()) { Ogre::Technique* technique = ti.getNext(); Ogre::Technique::PassIterator pi = technique->getPassIterator(); while (pi.hasMoreElements()) { Ogre::Pass* pass = pi.getNext(); Ogre::Pass::TextureUnitStateIterator tusi = pass->getTextureUnitStateIterator(); while (tusi.hasMoreElements()) { Ogre::TextureUnitState* tus = tusi.getNext(); if (Ogre::StringUtil::startsWith(tus->getName(), "Fairy/Projector", false)) { tus->setProjectiveTexturing(true, mProjectionCamera); } } } } } mProjectionMaterial->load(); }
void BatchPage::_updateShaders() { if (!shadersSupported) return; uint32 i = 0; BatchedGeometry::SubBatchIterator it = batch->getSubBatchIterator(); while (it.hasMoreElements()){ BatchedGeometry::SubBatch *subBatch = it.getNext(); MaterialPtr mat = unfadedMaterials[i++]; //Check if lighting should be enabled bool lightingEnabled = false; for (unsigned short t = 0; t < mat->getNumTechniques(); ++t){ Technique *tech = mat->getTechnique(t); for (unsigned short p = 0; p < tech->getNumPasses(); ++p){ Pass *pass = tech->getPass(p); if (pass->getLightingEnabled()) { lightingEnabled = true; break; } } if (lightingEnabled) break; } //Compile the CG shader script based on various material / fade options StringUtil::StrStreamType tmpName; tmpName << "BatchPage_"; if (fadeEnabled) tmpName << "fade_"; if (lightingEnabled) tmpName << "lit_"; if (subBatch->vertexData->vertexDeclaration->findElementBySemantic(VES_DIFFUSE) != NULL) tmpName << "clr_"; for (unsigned short i = 0; i < subBatch->vertexData->vertexDeclaration->getElementCount(); ++i) { const VertexElement *el = subBatch->vertexData->vertexDeclaration->getElement(i); if (el->getSemantic() == VES_TEXTURE_COORDINATES) { String uvType = ""; switch (el->getType()) { case VET_FLOAT1: uvType = "1"; break; case VET_FLOAT2: uvType = "2"; break; case VET_FLOAT3: uvType = "3"; break; case VET_FLOAT4: uvType = "4"; break; } tmpName << uvType << '_'; } } tmpName << "vp"; const String vertexProgName = tmpName.str(); String shaderLanguage = ShaderHelper::getShaderLanguage(); //If the shader hasn't been created yet, create it if (HighLevelGpuProgramManager::getSingleton().getByName(vertexProgName).isNull()) { Pass *pass = mat->getTechnique(0)->getPass(0); String vertexProgSource; if(!shaderLanguage.compare("hlsl") || !shaderLanguage.compare("cg")) { vertexProgSource = "void main( \n" " float4 iPosition : POSITION, \n" " float3 normal : NORMAL, \n" " out float4 oPosition : POSITION, \n"; if (subBatch->vertexData->vertexDeclaration->findElementBySemantic(VES_DIFFUSE) != NULL) vertexProgSource += " float4 iColor : COLOR, \n"; unsigned texNum = 0; for (unsigned short i = 0; i < subBatch->vertexData->vertexDeclaration->getElementCount(); ++i) { const VertexElement *el = subBatch->vertexData->vertexDeclaration->getElement(i); if (el->getSemantic() == VES_TEXTURE_COORDINATES) { String uvType = ""; switch (el->getType()) { case VET_FLOAT1: uvType = "float"; break; case VET_FLOAT2: uvType = "float2"; break; case VET_FLOAT3: uvType = "float3"; break; case VET_FLOAT4: uvType = "float4"; break; } vertexProgSource += " " + uvType + " iUV" + StringConverter::toString(texNum) + " : TEXCOORD" + StringConverter::toString(texNum) + ", \n" " out " + uvType + " oUV" + StringConverter::toString(texNum) + " : TEXCOORD" + StringConverter::toString(texNum) + ", \n"; ++texNum; } } vertexProgSource += " out float oFog : FOG, \n" " out float4 oColor : COLOR, \n" " uniform float4 iFogParams, \n"; if (lightingEnabled) vertexProgSource += " uniform float4 objSpaceLight, \n" " uniform float4 lightDiffuse, \n" " uniform float4 lightAmbient, \n"; if (fadeEnabled) vertexProgSource += " uniform float3 camPos, \n"; vertexProgSource += " uniform float4x4 worldViewProj, \n" " uniform float fadeGap, \n" " uniform float invisibleDist )\n" "{ \n"; if (lightingEnabled) { //Perform lighting calculations (no specular) vertexProgSource += " float3 light = normalize(objSpaceLight.xyz - (iPosition.xyz * objSpaceLight.w)); \n" " float diffuseFactor = max(dot(normal, light), 0); \n"; if (subBatch->vertexData->vertexDeclaration->findElementBySemantic(VES_DIFFUSE) != NULL) vertexProgSource += "oColor = (lightAmbient + diffuseFactor * lightDiffuse) * iColor; \n"; else vertexProgSource += "oColor = (lightAmbient + diffuseFactor * lightDiffuse); \n"; } else { if (subBatch->vertexData->vertexDeclaration->findElementBySemantic(VES_DIFFUSE) != NULL) vertexProgSource += "oColor = iColor; \n"; else vertexProgSource += "oColor = float4(1, 1, 1, 1); \n"; } if (fadeEnabled) vertexProgSource += //Fade out in the distance " float dist = distance(camPos.xz, iPosition.xz); \n" " oColor.a *= (invisibleDist - dist) / fadeGap; \n"; texNum = 0; for (unsigned short i = 0; i < subBatch->vertexData->vertexDeclaration->getElementCount(); ++i) { const VertexElement *el = subBatch->vertexData->vertexDeclaration->getElement(i); if (el->getSemantic() == VES_TEXTURE_COORDINATES) { vertexProgSource += " oUV" + StringConverter::toString(texNum) + " = iUV" + StringConverter::toString(texNum) + "; \n"; ++texNum; } } vertexProgSource += " oPosition = mul(worldViewProj, iPosition); \n"; if (sceneMgr->getFogMode() == Ogre::FOG_EXP2) { vertexProgSource += " oFog = 1 - clamp (pow (2.71828, -oPosition.z * iFogParams.x), 0, 1); \n"; } else { vertexProgSource += " oFog = oPosition.z; \n"; } vertexProgSource += "}"; } if(!shaderLanguage.compare("glsl")) { vertexProgSource = "uniform float fadeGap; \n" "uniform float invisibleDist; \n"; if (lightingEnabled) vertexProgSource += "uniform vec4 objSpaceLight; \n" "uniform vec4 lightDiffuse; \n" "uniform vec4 lightAmbient; \n"; if (fadeEnabled) vertexProgSource += "uniform vec3 camPos; \n"; vertexProgSource += "void main() \n" "{ \n"; if (lightingEnabled) { //Perform lighting calculations (no specular) vertexProgSource += " vec3 light = normalize(objSpaceLight.xyz - (gl_Vertex.xyz * objSpaceLight.w)); \n" " float diffuseFactor = max(dot(gl_Normal, light), 0.0); \n"; if (subBatch->vertexData->vertexDeclaration->findElementBySemantic(VES_DIFFUSE) != NULL) { vertexProgSource += " gl_FrontColor = (lightAmbient + diffuseFactor * lightDiffuse) * gl_Color; \n"; } else { vertexProgSource += " gl_FrontColor = (lightAmbient + diffuseFactor * lightDiffuse); \n"; } } else { if (subBatch->vertexData->vertexDeclaration->findElementBySemantic(VES_DIFFUSE) != NULL) { vertexProgSource += " gl_FrontColor = gl_Color; \n"; } else { vertexProgSource += " gl_FrontColor = vec4(1.0, 1.0, 1.0, 1.0); \n"; } } if (fadeEnabled) { vertexProgSource += //Fade out in the distance " float dist = distance(camPos.xz, gl_Vertex.xz); \n" " gl_FrontColor.a *= (invisibleDist - dist) / fadeGap; \n"; } unsigned texNum = 0; for (unsigned short i = 0; i < subBatch->vertexData->vertexDeclaration->getElementCount(); ++i) { const VertexElement *el = subBatch->vertexData->vertexDeclaration->getElement(i); if (el->getSemantic() == VES_TEXTURE_COORDINATES) { vertexProgSource += " gl_TexCoord[" + StringConverter::toString(texNum) + "] = gl_MultiTexCoord" + StringConverter::toString(texNum) + "; \n"; ++texNum; } } vertexProgSource += " gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex; \n"; if (sceneMgr->getFogMode() == Ogre::FOG_EXP2) { vertexProgSource += " gl_FogFragCoord = clamp(exp(- gl_Fog.density * gl_Fog.density * gl_Position.z * gl_Position.z), 0.0, 1.0); \n"; } else { vertexProgSource += " gl_FogFragCoord = gl_Position.z; \n"; } vertexProgSource += "}"; } HighLevelGpuProgramPtr vertexShader = HighLevelGpuProgramManager::getSingleton().createProgram( vertexProgName, ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, shaderLanguage, GPT_VERTEX_PROGRAM); vertexShader->setSource(vertexProgSource); if (shaderLanguage == "hlsl") { vertexShader->setParameter("target", "vs_1_1"); vertexShader->setParameter("entry_point", "main"); } else if(shaderLanguage == "cg") { vertexShader->setParameter("profiles", "vs_1_1 arbvp1"); vertexShader->setParameter("entry_point", "main"); } // GLSL can only have one entry point "main". vertexShader->load(); if (vertexShader->hasCompileError()) { OGRE_EXCEPT(Exception::ERR_INTERNAL_ERROR, "Error loading the batching vertex shader.", "BatchPage::_updateShaders()"); } } std::string fragmentProgramName("BatchFragStandard"); String fragmentProgSource; //We also need a fragment program to go with our vertex program. Especially on ATI cards on Linux where we can't mix shaders and the fixed function pipeline. HighLevelGpuProgramPtr fragShader = static_cast<HighLevelGpuProgramPtr>(HighLevelGpuProgramManager::getSingleton().getByName(fragmentProgramName)); if (fragShader.isNull()){ Pass *pass = mat->getTechnique(0)->getPass(0); if (shaderLanguage == "glsl") { fragmentProgSource = "uniform sampler2D diffuseMap;\n" "void main() {" " gl_FragColor = texture2D(diffuseMap, gl_TexCoord[0].st);" " gl_FragColor.rgb = mix(gl_Fog.color, (gl_LightModel.ambient * gl_FragColor + gl_FragColor), gl_FogFragCoord).rgb;" "}"; } else { fragmentProgSource = "void main \n" "( \n" " float2 iTexcoord : TEXCOORD0, \n" " float iFog : FOG, \n" " out float4 oColour : COLOR, \n" " uniform sampler2D diffuseTexture : TEXUNIT0, \n" " uniform float3 iFogColour \n" ") \n" "{ \n" " oColour = tex2D(diffuseTexture, iTexcoord.xy); \n" " oColour.xyz = lerp(oColour.xyz, iFogColour, iFog);\n" "}"; } fragShader = HighLevelGpuProgramManager::getSingleton().createProgram( fragmentProgramName, ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, shaderLanguage, GPT_FRAGMENT_PROGRAM); fragShader->setSource(fragmentProgSource); if (shaderLanguage == "hlsl") { fragShader->setParameter("entry_point", "main"); fragShader->setParameter("target", "ps_2_0"); } else if (shaderLanguage == "cg") { fragShader->setParameter("profiles", "ps_2_0 arbfp1"); fragShader->setParameter("entry_point", "main"); } fragShader->load(); if (fragShader->hasCompileError()) { OGRE_EXCEPT(Exception::ERR_INTERNAL_ERROR, "Error loading the batching fragment shader.", "BatchPage::_updateShaders()"); } } //Now that the shader is ready to be applied, apply it StringUtil::StrStreamType materialSignature; materialSignature << "BatchMat|"; materialSignature << mat->getName() << "|"; if (fadeEnabled){ materialSignature << visibleDist << "|"; materialSignature << invisibleDist << "|"; } //Search for the desired material MaterialPtr generatedMaterial = MaterialManager::getSingleton().getByName(materialSignature.str()); if (generatedMaterial.isNull()){ //Clone the material generatedMaterial = mat->clone(materialSignature.str()); //And apply the fade shader Ogre::Material::TechniqueIterator I = generatedMaterial->getSupportedTechniqueIterator(); while (I.hasMoreElements()) { Technique *tech = I.getNext(); for (unsigned short p = 0; p < tech->getNumPasses(); ++p){ Pass *pass = tech->getPass(p); //Setup vertex program if (pass->getVertexProgramName() == "") pass->setVertexProgram(vertexProgName); if (pass->getFragmentProgramName() == "" && fragShader->isSupported()) pass->setFragmentProgram(fragmentProgramName); try{ GpuProgramParametersSharedPtr params = pass->getVertexProgramParameters(); params->setIgnoreMissingParams(true); if (lightingEnabled) { params->setNamedAutoConstant("objSpaceLight", GpuProgramParameters::ACT_LIGHT_POSITION_OBJECT_SPACE); params->setNamedAutoConstant("lightDiffuse", GpuProgramParameters::ACT_DERIVED_LIGHT_DIFFUSE_COLOUR); params->setNamedAutoConstant("lightAmbient", GpuProgramParameters::ACT_DERIVED_AMBIENT_LIGHT_COLOUR); //params->setNamedAutoConstant("matAmbient", GpuProgramParameters::ACT_SURFACE_AMBIENT_COLOUR); } if (shaderLanguage.compare("glsl") == 0) { //glsl can use the built in gl_ModelViewProjectionMatrix params->setNamedAutoConstant("worldViewProj", GpuProgramParameters::ACT_WORLDVIEWPROJ_MATRIX); } else { params->setNamedAutoConstant("iFogParams", GpuProgramParameters::ACT_FOG_PARAMS); } if (fadeEnabled) { params->setNamedAutoConstant("camPos", GpuProgramParameters::ACT_CAMERA_POSITION_OBJECT_SPACE); //Set fade ranges params->setNamedAutoConstant("invisibleDist", GpuProgramParameters::ACT_CUSTOM); params->setNamedConstant("invisibleDist", invisibleDist); params->setNamedAutoConstant("fadeGap", GpuProgramParameters::ACT_CUSTOM); params->setNamedConstant("fadeGap", invisibleDist - visibleDist); if (pass->getAlphaRejectFunction() == CMPF_ALWAYS_PASS) pass->setSceneBlending(SBT_TRANSPARENT_ALPHA); } if (pass->hasFragmentProgram()) { params = pass->getFragmentProgramParameters(); params->setIgnoreMissingParams(true); params->setNamedAutoConstant("iFogColour", GpuProgramParameters::ACT_FOG_COLOUR); } } catch (...) { OGRE_EXCEPT(Exception::ERR_INTERNAL_ERROR, "Error configuring batched geometry transitions. If you're using materials with custom vertex shaders, they will need to implement fade transitions to be compatible with BatchPage.", "BatchPage::_updateShaders()"); } } } } //Apply the material subBatch->setMaterial(generatedMaterial); } }
bool ModelBackgroundLoader::poll(const TimeFrame& timeFrame) { #if OGRE_THREAD_SUPPORT if (mState == LS_UNINITIALIZED) { //Start to load the meshes for (SubModelDefinitionsStore::const_iterator I_subModels = mModel.getDefinition()->getSubModelDefinitions().begin(); I_subModels != mModel.getDefinition()->getSubModelDefinitions().end(); ++I_subModels) { Ogre::MeshPtr meshPtr = static_cast<Ogre::MeshPtr> (Ogre::MeshManager::getSingleton().getByName((*I_subModels)->getMeshName())); if (meshPtr.isNull() || !meshPtr->isPrepared()) { try { Ogre::BackgroundProcessTicket ticket = Ogre::ResourceBackgroundQueue::getSingleton().prepare(Ogre::MeshManager::getSingleton().getResourceType(), (*I_subModels)->getMeshName(), Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, false, 0, 0, createListener()); if (ticket) { addTicket(ticket); } } catch (const std::exception& ex) { S_LOG_FAILURE("Could not load the mesh " << (*I_subModels)->getMeshName() << " when loading model " << mModel.getName() << "." << ex); continue; } } } mState = LS_MESH_PREPARING; return poll(timeFrame); } else if (mState == LS_MESH_PREPARING) { if (areAllTicketsProcessed()) { mState = LS_MESH_PREPARED; return poll(timeFrame); } } else if (mState == LS_MESH_PREPARED) { for (SubModelDefinitionsStore::const_iterator I_subModels = mModel.getDefinition()->getSubModelDefinitions().begin(); I_subModels != mModel.getDefinition()->getSubModelDefinitions().end(); ++I_subModels) { Ogre::MeshPtr meshPtr = static_cast<Ogre::MeshPtr> (Ogre::MeshManager::getSingleton().getByName((*I_subModels)->getMeshName())); if (!meshPtr.isNull()) { if (!meshPtr->isLoaded()) { #if OGRE_THREAD_SUPPORT == 1 Ogre::BackgroundProcessTicket ticket = Ogre::ResourceBackgroundQueue::getSingleton().load(Ogre::MeshManager::getSingleton().getResourceType(), meshPtr->getName(), Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, false, 0, 0, createListener()); if (ticket) { // meshPtr->setBackgroundLoaded(true); addTicket(ticket); } #else if (!timeFrame.isTimeLeft()) { return false; } try { meshPtr->load(); } catch (const std::exception& ex) { S_LOG_FAILURE("Could not load the mesh " << meshPtr->getName() << " when loading model " << mModel.getName() << "." << ex); continue; } #endif } } } mState = LS_MESH_LOADING; return poll(timeFrame); } else if (mState == LS_MESH_LOADING) { if (areAllTicketsProcessed()) { mState = LS_MESH_LOADED; return poll(timeFrame); } } else if (mState == LS_MESH_LOADED) { for (SubModelDefinitionsStore::const_iterator I_subModels = mModel.getDefinition()->getSubModelDefinitions().begin(); I_subModels != mModel.getDefinition()->getSubModelDefinitions().end(); ++I_subModels) { Ogre::MeshPtr meshPtr = static_cast<Ogre::MeshPtr> (Ogre::MeshManager::getSingleton().getByName((*I_subModels)->getMeshName())); if (!meshPtr.isNull()) { if (meshPtr->isLoaded()) { Ogre::Mesh::SubMeshIterator subMeshI = meshPtr->getSubMeshIterator(); while (subMeshI.hasMoreElements()) { Ogre::SubMesh* submesh(subMeshI.getNext()); Ogre::MaterialPtr materialPtr = static_cast<Ogre::MaterialPtr> (Ogre::MaterialManager::getSingleton().getByName(submesh->getMaterialName())); if (materialPtr.isNull() || !materialPtr->isPrepared()) { // S_LOG_VERBOSE("Preparing material " << materialPtr->getName()); Ogre::BackgroundProcessTicket ticket = Ogre::ResourceBackgroundQueue::getSingleton().prepare(Ogre::MaterialManager::getSingleton().getResourceType(),submesh->getMaterialName(), Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, false, 0, 0, createListener()); if (ticket) { addTicket(ticket); } } } } } for (PartDefinitionsStore::const_iterator I_parts = (*I_subModels)->getPartDefinitions().begin(); I_parts != (*I_subModels)->getPartDefinitions().end(); ++I_parts) { if ((*I_parts)->getSubEntityDefinitions().size() > 0) { for (SubEntityDefinitionsStore::const_iterator I_subEntities = (*I_parts)->getSubEntityDefinitions().begin(); I_subEntities != (*I_parts)->getSubEntityDefinitions().end(); ++I_subEntities) { const std::string& materialName = (*I_subEntities)->getMaterialName(); if (materialName != "") { Ogre::MaterialPtr materialPtr = static_cast<Ogre::MaterialPtr> (Ogre::MaterialManager::getSingleton().getByName(materialName)); if (materialPtr.isNull() || !materialPtr->isPrepared()) { // S_LOG_VERBOSE("Preparing material " << materialName); Ogre::BackgroundProcessTicket ticket = Ogre::ResourceBackgroundQueue::getSingleton().prepare(Ogre::MaterialManager::getSingleton().getResourceType(), materialName, Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, false, 0, 0, createListener()); if (ticket) { addTicket(ticket); } } } } } } } mState = LS_MATERIAL_PREPARING; return poll(timeFrame); } else if (mState == LS_MATERIAL_PREPARING) { if (areAllTicketsProcessed()) { mState = LS_MATERIAL_PREPARED; return poll(timeFrame); } } else if (mState == LS_MATERIAL_PREPARED) { for (SubModelDefinitionsStore::const_iterator I_subModels = mModel.getDefinition()->getSubModelDefinitions().begin(); I_subModels != mModel.getDefinition()->getSubModelDefinitions().end(); ++I_subModels) { Ogre::MeshPtr meshPtr = static_cast<Ogre::MeshPtr> (Ogre::MeshManager::getSingleton().getByName((*I_subModels)->getMeshName())); Ogre::Mesh::SubMeshIterator subMeshI = meshPtr->getSubMeshIterator(); while (subMeshI.hasMoreElements()) { Ogre::SubMesh* submesh(subMeshI.getNext()); Ogre::MaterialPtr materialPtr = static_cast<Ogre::MaterialPtr> (Ogre::MaterialManager::getSingleton().getByName(submesh->getMaterialName())); if (!materialPtr.isNull() && !materialPtr->isLoaded()) { #if OGRE_THREAD_SUPPORT == 1 Ogre::BackgroundProcessTicket ticket = Ogre::ResourceBackgroundQueue::getSingleton().load(Ogre::MaterialManager::getSingleton().getResourceType(), materialPtr->getName(), Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, false, 0, 0, createListener()); if (ticket) { // materialPtr->setBackgroundLoaded(true); addTicket(ticket); } #else Ogre::Material::TechniqueIterator techIter = materialPtr->getSupportedTechniqueIterator(); while (techIter.hasMoreElements()) { Ogre::Technique* tech = techIter.getNext(); Ogre::Technique::PassIterator passIter = tech->getPassIterator(); while (passIter.hasMoreElements()) { Ogre::Pass* pass = passIter.getNext(); Ogre::Pass::TextureUnitStateIterator tusIter = pass->getTextureUnitStateIterator(); while (tusIter.hasMoreElements()) { Ogre::TextureUnitState* tus = tusIter.getNext(); unsigned int frames = tus->getNumFrames(); for (unsigned int i = 0; i < frames; ++i) { if (!timeFrame.isTimeLeft()) { return false; } //This will automatically load the texture. // S_LOG_VERBOSE("Loading texture " << tus->getTextureName()); Ogre::TexturePtr texturePtr = tus->_getTexturePtr(i); } } } } if (!timeFrame.isTimeLeft()) { return false; } // S_LOG_VERBOSE("Loading material " << materialPtr->getName()); materialPtr->load(); #endif } } for (PartDefinitionsStore::const_iterator I_parts = (*I_subModels)->getPartDefinitions().begin(); I_parts != (*I_subModels)->getPartDefinitions().end(); ++I_parts) { if ((*I_parts)->getSubEntityDefinitions().size() > 0) { for (SubEntityDefinitionsStore::const_iterator I_subEntities = (*I_parts)->getSubEntityDefinitions().begin(); I_subEntities != (*I_parts)->getSubEntityDefinitions().end(); ++I_subEntities) { const std::string& materialName = (*I_subEntities)->getMaterialName(); if (materialName != "") { Ogre::MaterialPtr materialPtr = static_cast<Ogre::MaterialPtr> (Ogre::MaterialManager::getSingleton().getByName(materialName)); if (!materialPtr.isNull() && !materialPtr->isLoaded()) { #if OGRE_THREAD_SUPPORT == 1 Ogre::BackgroundProcessTicket ticket = Ogre::ResourceBackgroundQueue::getSingleton().load(Ogre::MaterialManager::getSingleton().getResourceType(), materialPtr->getName(), Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, false, 0, 0, createListener()); if (ticket) { addTicket(ticket); } #else Ogre::Material::TechniqueIterator techIter = materialPtr->getSupportedTechniqueIterator(); while (techIter.hasMoreElements()) { Ogre::Technique* tech = techIter.getNext(); Ogre::Technique::PassIterator passIter = tech->getPassIterator(); while (passIter.hasMoreElements()) { Ogre::Pass* pass = passIter.getNext(); Ogre::Pass::TextureUnitStateIterator tusIter = pass->getTextureUnitStateIterator(); while (tusIter.hasMoreElements()) { Ogre::TextureUnitState* tus = tusIter.getNext(); unsigned int frames = tus->getNumFrames(); for (unsigned int i = 0; i < frames; ++i) { if (!timeFrame.isTimeLeft()) { return false; } //This will automatically load the texture. // S_LOG_VERBOSE("Loading texture " << tus->getTextureName()); Ogre::TexturePtr texturePtr = tus->_getTexturePtr(i); } } } } if (!timeFrame.isTimeLeft()) { return false; } // S_LOG_VERBOSE("Loading material " << materialPtr->getName()); materialPtr->load(); #endif } } } } } } mState = LS_MATERIAL_LOADING; return poll(timeFrame); } else if (mState == LS_MATERIAL_LOADING) { if (areAllTicketsProcessed()) { mState = LS_DONE; return true; } } else { return true; } return false; #else //If there's no threading support, just return here. return true; #endif }
void Objects::insertMesh (const MWWorld::Ptr& ptr, const std::string& mesh) { Ogre::SceneNode* insert = ptr.getRefData().getBaseNode(); assert(insert); Ogre::AxisAlignedBox bounds = Ogre::AxisAlignedBox::BOX_NULL; NifOgre::EntityList entities = NifOgre::NIFLoader::createEntities(insert, NULL, mesh); for(size_t i = 0;i < entities.mEntities.size();i++) { const Ogre::AxisAlignedBox &tmp = entities.mEntities[i]->getBoundingBox(); bounds.merge(Ogre::AxisAlignedBox(insert->_getDerivedPosition() + tmp.getMinimum(), insert->_getDerivedPosition() + tmp.getMaximum()) ); } Ogre::Vector3 extents = bounds.getSize(); extents *= insert->getScale(); float size = std::max(std::max(extents.x, extents.y), extents.z); bool small = (size < Settings::Manager::getInt("small object size", "Viewing distance")) && Settings::Manager::getBool("limit small object distance", "Viewing distance"); // do not fade out doors. that will cause holes and look stupid if (ptr.getTypeName().find("Door") != std::string::npos) small = false; if (mBounds.find(ptr.getCell()) == mBounds.end()) mBounds[ptr.getCell()] = Ogre::AxisAlignedBox::BOX_NULL; mBounds[ptr.getCell()].merge(bounds); bool transparent = false; for(size_t i = 0;i < entities.mEntities.size();i++) { Ogre::Entity *ent = entities.mEntities[i]; for (unsigned int i=0; i<ent->getNumSubEntities(); ++i) { Ogre::MaterialPtr mat = ent->getSubEntity(i)->getMaterial(); Ogre::Material::TechniqueIterator techIt = mat->getTechniqueIterator(); while (techIt.hasMoreElements()) { Ogre::Technique* tech = techIt.getNext(); Ogre::Technique::PassIterator passIt = tech->getPassIterator(); while (passIt.hasMoreElements()) { Ogre::Pass* pass = passIt.getNext(); if (pass->getDepthWriteEnabled() == false) transparent = true; } } } } if(!mIsStatic || !Settings::Manager::getBool("use static geometry", "Objects") || transparent) { for(size_t i = 0;i < entities.mEntities.size();i++) { Ogre::Entity *ent = entities.mEntities[i]; ent->setRenderingDistance(small ? Settings::Manager::getInt("small object distance", "Viewing distance") : 0); ent->setVisibilityFlags(mIsStatic ? (small ? RV_StaticsSmall : RV_Statics) : RV_Misc); ent->setRenderQueueGroup(transparent ? RQG_Alpha : RQG_Main); } } else { Ogre::StaticGeometry* sg = 0; if (small) { if( mStaticGeometrySmall.find(ptr.getCell()) == mStaticGeometrySmall.end()) { uniqueID = uniqueID +1; sg = mRenderer.getScene()->createStaticGeometry( "sg" + Ogre::StringConverter::toString(uniqueID)); mStaticGeometrySmall[ptr.getCell()] = sg; sg->setRenderingDistance(Settings::Manager::getInt("small object distance", "Viewing distance")); } else sg = mStaticGeometrySmall[ptr.getCell()]; } else { if( mStaticGeometry.find(ptr.getCell()) == mStaticGeometry.end()) { uniqueID = uniqueID +1; sg = mRenderer.getScene()->createStaticGeometry( "sg" + Ogre::StringConverter::toString(uniqueID)); mStaticGeometry[ptr.getCell()] = sg; } else sg = mStaticGeometry[ptr.getCell()]; } // This specifies the size of a single batch region. // If it is set too high: // - there will be problems choosing the correct lights // - the culling will be more inefficient // If it is set too low: // - there will be too many batches. sg->setRegionDimensions(Ogre::Vector3(2500,2500,2500)); sg->setVisibilityFlags(small ? RV_StaticsSmall : RV_Statics); sg->setCastShadows(true); sg->setRenderQueueGroup(transparent ? RQG_Alpha : RQG_Main); for(size_t i = 0;i < entities.mEntities.size();i++) { Ogre::Entity *ent = entities.mEntities[i]; insert->detachObject(ent); sg->addEntity(ent,insert->_getDerivedPosition(),insert->_getDerivedOrientation(),insert->_getDerivedScale()); mRenderer.getScene()->destroyEntity(ent); } } }
NpcAnimation::NpcAnimation(const MWWorld::Ptr& ptr, Ogre::SceneNode* node, MWWorld::InventoryStore& _inv, int visibilityFlags) : Animation(), mStateID(-1), mInv(_inv), timeToChange(0), mVisibilityFlags(visibilityFlags), robe(mInv.end()), helmet(mInv.end()), shirt(mInv.end()), cuirass(mInv.end()), greaves(mInv.end()), leftpauldron(mInv.end()), rightpauldron(mInv.end()), boots(mInv.end()), leftglove(mInv.end()), rightglove(mInv.end()), skirtiter(mInv.end()), pants(mInv.end()) { MWWorld::LiveCellRef<ESM::NPC> *ref = ptr.get<ESM::NPC>(); for (int init = 0; init < 27; init++) { mPartslots[init] = -1; //each slot is empty mPartPriorities[init] = 0; } const ESMS::ESMStore &store = MWBase::Environment::get().getWorld()->getStore(); const ESM::Race *race = store.races.find(ref->base->mRace); std::string hairID = ref->base->mHair; std::string headID = ref->base->mHead; headModel = "meshes\\" + store.bodyParts.find(headID)->mModel; hairModel = "meshes\\" + store.bodyParts.find(hairID)->mModel; npcName = ref->base->mName; isFemale = !!(ref->base->mFlags&ESM::NPC::Female); isBeast = !!(race->mData.mFlags&ESM::Race::Beast); bodyRaceID = "b_n_"+ref->base->mRace; std::transform(bodyRaceID.begin(), bodyRaceID.end(), bodyRaceID.begin(), ::tolower); mInsert = node; assert(mInsert); std::string smodel = (!isBeast ? "meshes\\base_anim.nif" : "meshes\\base_animkna.nif"); mEntityList = NifOgre::NIFLoader::createEntities(mInsert, &mTextKeys, smodel); for(size_t i = 0;i < mEntityList.mEntities.size();i++) { Ogre::Entity *base = mEntityList.mEntities[i]; base->getUserObjectBindings ().setUserAny (Ogre::Any(-1)); base->setVisibilityFlags(mVisibilityFlags); bool transparent = false; for(unsigned int j=0;j < base->getNumSubEntities();++j) { Ogre::MaterialPtr mat = base->getSubEntity(j)->getMaterial(); Ogre::Material::TechniqueIterator techIt = mat->getTechniqueIterator(); while (techIt.hasMoreElements()) { Ogre::Technique* tech = techIt.getNext(); Ogre::Technique::PassIterator passIt = tech->getPassIterator(); while (passIt.hasMoreElements()) { Ogre::Pass* pass = passIt.getNext(); if (pass->getDepthWriteEnabled() == false) transparent = true; } } } base->setRenderQueueGroup(transparent ? RQG_Alpha : RQG_Main); } if(mEntityList.mSkelBase) { Ogre::AnimationStateSet *aset = mEntityList.mSkelBase->getAllAnimationStates(); Ogre::AnimationStateIterator as = aset->getAnimationStateIterator(); while(as.hasMoreElements()) { Ogre::AnimationState *state = as.getNext(); state->setEnabled(true); state->setLoop(false); } } float scale = race->mData.mHeight.mMale; if (isFemale) { scale = race->mData.mHeight.mFemale; } mInsert->scale(scale, scale, scale); updateParts(); }
void GrassLayerBase::_updateShaders() { if (shaderNeedsUpdate) { shaderNeedsUpdate = false; //Proceed only if there is no custom vertex shader and the user's computer supports vertex shaders const RenderSystemCapabilities *caps = Root::getSingleton().getRenderSystem()->getCapabilities(); if (caps->hasCapability(RSC_VERTEX_PROGRAM) && geom->getShadersEnabled()) { //Calculate fade range float farViewDist = geom->getDetailLevels().front()->getFarRange(); float fadeRange = farViewDist / 1.2247449f; //Note: 1.2247449 ~= sqrt(1.5), which is necessary since the far view distance is measured from the centers //of pages, while the vertex shader needs to fade grass completely out (including the closest corner) //before the page center is out of range. //Generate a string ID that identifies the current set of vertex shader options StringUtil::StrStreamType tmpName; tmpName << "GrassVS_"; if (animate) tmpName << "anim_"; if (blend) tmpName << "blend_"; if (lighting) tmpName << "lighting_"; tmpName << renderTechnique << "_"; tmpName << fadeTechnique << "_"; if (fadeTechnique == FADETECH_GROW || fadeTechnique == FADETECH_ALPHAGROW) tmpName << maxHeight << "_"; tmpName << farViewDist << "_"; tmpName << "vp"; const String vsName = tmpName.str(); //Generate a string ID that identifies the material combined with the vertex shader const String matName = material->getName() + "_" + vsName; //Check if the desired material already exists (if not, create it) MaterialPtr tmpMat = MaterialManager::getSingleton().getByName(matName); if (tmpMat.isNull()) { //Clone the original material tmpMat = material->clone(matName); //Disable lighting tmpMat->setLightingEnabled(false); //tmpMat->setReceiveShadows(false); //Check if the desired shader already exists (if not, compile it) String shaderLanguage = ShaderHelper::getShaderLanguage(); HighLevelGpuProgramPtr vertexShader = HighLevelGpuProgramManager::getSingleton().getByName(vsName); if (vertexShader.isNull()) { //Generate the grass shader String vertexProgSource; if (!shaderLanguage.compare("hlsl") || !shaderLanguage.compare("cg")) { vertexProgSource = "void main( \n" " float4 iPosition : POSITION, \n" " float4 iColor : COLOR, \n" " float2 iUV : TEXCOORD0, \n" " out float4 oPosition : POSITION, \n" " out float4 oColor : COLOR, \n" " out float2 oUV : TEXCOORD0, \n"; if (lighting) vertexProgSource += " uniform float4 objSpaceLight, \n" " uniform float4 lightDiffuse, \n" " uniform float4 lightAmbient, \n"; if (animate) vertexProgSource += " uniform float time, \n" " uniform float frequency, \n" " uniform float4 direction, \n"; if (fadeTechnique == FADETECH_GROW || fadeTechnique == FADETECH_ALPHAGROW) vertexProgSource += " uniform float grassHeight, \n"; if (renderTechnique == GRASSTECH_SPRITE || lighting) vertexProgSource += " float4 iNormal : NORMAL, \n"; vertexProgSource += " uniform float4x4 worldViewProj, \n" " uniform float3 camPos, \n" " uniform float fadeRange ) \n" "{ \n" " oColor.rgb = iColor.rgb; \n" " float4 position = iPosition; \n" " float dist = distance(camPos.xz, position.xz); \n"; if (lighting) { vertexProgSource += " float3 light = normalize(objSpaceLight.xyz - (iPosition.xyz * objSpaceLight.w)); \n" " float diffuseFactor = max(dot(float4(0,1,0,0), light), 0); \n" " oColor = (lightAmbient + diffuseFactor * lightDiffuse) * iColor; \n"; } else { vertexProgSource += " oColor.rgb = iColor.rgb; \n"; } if (fadeTechnique == FADETECH_ALPHA || fadeTechnique == FADETECH_ALPHAGROW) vertexProgSource += //Fade out in the distance " oColor.a = 2.0f - (2.0f * dist / fadeRange); \n"; else vertexProgSource += " oColor.a = 1.0f; \n"; vertexProgSource += " float oldposx = position.x; \n"; if (renderTechnique == GRASSTECH_SPRITE) vertexProgSource += //Face the camera " float3 dirVec = (float3)position - (float3)camPos; \n" " float3 p = normalize(cross(float4(0,1,0,0), dirVec)); \n" " position += float4(p.x * iNormal.x, iNormal.y, p.z * iNormal.x, 0); \n"; if (animate) vertexProgSource += " if (iUV.y == 0.0f){ \n" //Wave grass in breeze " float offset = sin(time + oldposx * frequency); \n" " position += direction * offset; \n" " } \n"; if (blend && animate) vertexProgSource += " else { \n"; else if (blend) vertexProgSource += " if (iUV.y != 0.0f){ \n"; if (blend) vertexProgSource += //Blend the base of nearby grass into the terrain " oColor.a = clamp(oColor.a, 0, 1) * 4.0f * ((dist / fadeRange) - 0.1f); \n" " } \n"; if (fadeTechnique == FADETECH_GROW || fadeTechnique == FADETECH_ALPHAGROW) vertexProgSource += " float offset = (2.0f * dist / fadeRange) - 1.0f; \n" " position.y -= grassHeight * clamp(offset, 0, 1); "; vertexProgSource += " oPosition = mul(worldViewProj, position); \n"; vertexProgSource += " oUV = iUV;\n" "}"; } else { //Must be glsl if (lighting) { vertexProgSource = "uniform vec4 objSpaceLight; \n" "uniform vec4 lightDiffuse; \n" "uniform vec4 lightAmbient; \n"; } if (animate) { vertexProgSource += "uniform float time; \n" "uniform float frequency; \n" "uniform vec4 direction; \n"; } if (fadeTechnique == FADETECH_GROW || fadeTechnique == FADETECH_ALPHAGROW) { vertexProgSource += "uniform float grassHeight; \n"; } vertexProgSource += "uniform vec3 camPos; \n" "uniform float fadeRange; \n" "\n" "void main()" "{ \n" " vec4 color = gl_Color; \n" " vec4 position = gl_Vertex; \n" " float dist = distance(camPos.xz, position.xz); \n"; if (lighting) { vertexProgSource += " vec3 light = normalize(objSpaceLight.xyz - (gl_Vertex.xyz * objSpaceLight.w)); \n" " float diffuseFactor = max( dot( vec3(0.0,1.0,0.0), light), 0.0); \n" " color = (lightAmbient + diffuseFactor * lightDiffuse) * gl_Color; \n"; } else { vertexProgSource += " color.xyz = gl_Color.xyz; \n"; } if (fadeTechnique == FADETECH_ALPHA || fadeTechnique == FADETECH_ALPHAGROW) { vertexProgSource += //Fade out in the distance " color.w = 2.0 - (2.0 * dist / fadeRange); \n"; } else { vertexProgSource += " color.w = 1.0; \n"; } if (renderTechnique == GRASSTECH_SPRITE) { vertexProgSource += //Face the camera " vec3 dirVec = position.xyz - camPos.xyz; \n" " vec3 p = normalize(cross(vec3(0.0,1.0,0.0), dirVec)); \n" " position += vec4(p.x * gl_Normal.x, gl_Normal.y, p.z * gl_Normal.x, 0.0); \n"; } if (animate) { vertexProgSource += " if (gl_MultiTexCoord0.y == 0.0) \n" " { \n" //Wave grass in breeze " position += direction * sin(time + gl_Vertex.x * frequency); \n" " } \n"; } if (blend && animate) { vertexProgSource += " else \n" " { \n"; } else if (blend) { vertexProgSource += " if (gl_MultiTexCoord0.y != 0.0) \n" " { \n"; } if (blend) { vertexProgSource += //Blend the base of nearby grass into the terrain " color.w = clamp(color.w, 0.0, 1.0) * 4.0 * ((dist / fadeRange) - 0.1); \n" " } \n"; } if (fadeTechnique == FADETECH_GROW || fadeTechnique == FADETECH_ALPHAGROW) { vertexProgSource += " position.y -= grassHeight * clamp((2.0 * dist / fadeRange) - 1.0, 0.0, 1.0); \n"; } vertexProgSource += " gl_Position = gl_ModelViewProjectionMatrix * position; \n" " gl_FrontColor = color; \n" " gl_TexCoord[0] = gl_MultiTexCoord0; \n"; if (geom->getSceneManager()->getFogMode() == Ogre::FOG_EXP2) { vertexProgSource += " gl_FogFragCoord = clamp(exp(- gl_Fog.density * gl_Fog.density * gl_Position.z * gl_Position.z), 0.0, 1.0); \n"; } else { vertexProgSource += " gl_FogFragCoord = gl_Position.z; \n"; } vertexProgSource += "}"; } vertexShader = HighLevelGpuProgramManager::getSingleton().createProgram(vsName, ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, shaderLanguage, GPT_VERTEX_PROGRAM); vertexShader->setSource(vertexProgSource); if (shaderLanguage == "hlsl") { vertexShader->setParameter("target", "vs_1_1"); vertexShader->setParameter("entry_point", "main"); } else if (shaderLanguage == "cg") { vertexShader->setParameter("profiles", "vs_1_1 arbvp1"); vertexShader->setParameter("entry_point", "main"); } // GLSL can only have one entry point "main". vertexShader->load(); } //Now the vertex shader (vertexShader) has either been found or just generated //(depending on whether or not it was already generated). tmpMat->load(); Ogre::Material::TechniqueIterator techIterator = tmpMat->getSupportedTechniqueIterator(); while (techIterator.hasMoreElements()) { Ogre::Technique* tech = techIterator.getNext(); //Apply the shader to the material Pass *pass = tech->getPass(0); pass->setVertexProgram(vsName); GpuProgramParametersSharedPtr params = pass->getVertexProgramParameters(); if (shaderLanguage.compare("glsl")) //glsl can use the built in gl_ModelViewProjectionMatrix params->setNamedAutoConstant("worldViewProj", GpuProgramParameters::ACT_WORLDVIEWPROJ_MATRIX); params->setNamedAutoConstant("camPos", GpuProgramParameters::ACT_CAMERA_POSITION_OBJECT_SPACE); params->setNamedAutoConstant("fadeRange", GpuProgramParameters::ACT_CUSTOM, 1); if (animate) { params->setNamedConstant("time", 1.0f); params->setNamedConstant("frequency", 1.0f); params->setNamedConstant("direction", Ogre::Vector4::ZERO); } if (lighting) { params->setNamedAutoConstant("objSpaceLight", GpuProgramParameters::ACT_LIGHT_POSITION_OBJECT_SPACE); params->setNamedAutoConstant("lightDiffuse", GpuProgramParameters::ACT_DERIVED_LIGHT_DIFFUSE_COLOUR); params->setNamedAutoConstant("lightAmbient", GpuProgramParameters::ACT_DERIVED_AMBIENT_LIGHT_COLOUR); } if (fadeTechnique == FADETECH_GROW || fadeTechnique == FADETECH_ALPHAGROW) { params->setNamedConstant("grassHeight", maxHeight * 1.05f); } pass->getVertexProgramParameters()->setNamedConstant("fadeRange", fadeRange); } } //Now the material (tmpMat) has either been found or just created (depending on whether or not it was already //created). The appropriate vertex shader should be applied and the material is ready for use. //Apply the new material material = tmpMat; } Ogre::Technique* tech = material->getBestTechnique(); if (tech && tech->getNumPasses()) { Ogre::Pass* pass = tech->getPass(0); if (pass->hasVertexProgram()) { Ogre::GpuProgramParametersSharedPtr params = pass->getVertexProgramParameters(); if (!params.isNull()) { params->setIgnoreMissingParams(true); } } } } }
const Ogre::MaterialPtr& Terrain::_getGridMaterial(const TerrainData::GridInfo &gridInfo, ushort depthBias, int nTileX, int nTileZ) { assert(mData != NULL); size_t textureIds[TerrainData::NumLayers] = { 0 }; for (size_t i = 0; i < TerrainData::NumLayers; ++i) { if (gridInfo.layers[i].pixmapId) { textureIds[i] = _getPixmapAtlasId(gridInfo.layers[i].pixmapId - 1) + 1; } } assert(textureIds[0] && "Internal fault while create grid material"); bool lightmapped = mData->mLightmapImage && getLightmapQuality() != LMQ_NONE; Ogre::ulong lightmapId = lightmapped ? (nTileZ << 16) | nTileX : ~0; MaterialId id(textureIds[0], textureIds[1], lightmapId, depthBias); // find the material that already created MaterialMap::const_iterator it = mMaterials.find(id); if (it != mMaterials.end()) return it->second; Ogre::String name = "Terrain/"; if (!mData->mName.empty()) name += mData->mName + "/"; name += Ogre::StringConverter::toString(textureIds[0]) + "." + Ogre::StringConverter::toString(textureIds[1]); if (depthBias) name += "_" + Ogre::StringConverter::toString(depthBias); Ogre::String lightmapName = "<Lightmap>(" + Ogre::StringConverter::toString(nTileX / mData->mTileSize) + "," + Ogre::StringConverter::toString(nTileZ / mData->mTileSize) + ")"; if (lightmapped) name += "_" + lightmapName; Ogre::MaterialPtr material = Ogre::MaterialManager::getSingleton().getByName(name); if (material.isNull()) { // get user supplied material Ogre::String templateName = textureIds[1] ? "TwoLayer" : "OneLayer"; if (lightmapped) templateName += "Lightmap"; TerrainData::MaterialTemplates::const_iterator it = mData->mMaterialTemplates.find(templateName); if (it == mData->mMaterialTemplates.end()) OGRE_EXCEPT(Ogre::Exception::ERR_ITEM_NOT_FOUND, "Can't found grid material template for '" + templateName + "'!", "Terrain::_getGridMaterial"); const Ogre::String& baseName = it->second; Ogre::MaterialPtr templateMaterial = Ogre::MaterialManager::getSingleton().getByName(baseName); if (templateMaterial.isNull()) OGRE_EXCEPT(Ogre::Exception::ERR_ITEM_NOT_FOUND, "Can't load grid material template '" + baseName + "'!", "Terrain::_getGridMaterial"); // clone the material material = templateMaterial->clone(name, true, BRUSH_RESOURCE_GROUP_NAME); // Setup texture alias list Ogre::AliasTextureNamePairList aliasList; aliasList["<layer0>"] = mAtlases[textureIds[0]-1].texture->getName(); if (textureIds[1]) aliasList["<layer1>"] = mAtlases[textureIds[1]-1].texture->getName(); if (lightmapped) aliasList["<lightmap>"] = lightmapName; // Applies texture names material->applyTextureAliases(aliasList); // Applies surface params _applySurfaceParams(material); // Applies fog _applyFogMode(material, Ogre::FOG_NONE, mCurrentFogMode); // Adjust other material attributes Ogre::Material::TechniqueIterator ti = material->getTechniqueIterator(); while (ti.hasMoreElements()) { Ogre::Technique* technique = ti.getNext(); Ogre::Technique::PassIterator pi = technique->getPassIterator(); while (pi.hasMoreElements()) { Ogre::Pass* pass = pi.getNext(); if (depthBias) { #if OGRE_VERSION >= 0x010300 pass->setDepthBias(depthBias + pass->getDepthBiasConstant(), pass->getDepthBiasSlopeScale()); #else pass->setDepthBias(depthBias + pass->getDepthBias()); #endif } } } } // The material will load on demand std::pair<MaterialMap::iterator, bool> inserted = mMaterials.insert(MaterialMap::value_type(id, material)); assert(inserted.second && "Internal fault while create grid material"); return inserted.first->second; }