ETHLightmapGen::ETHLightmapGen( ETHRenderEntity* entity, boost::shared_ptr<ETHShaderManager> shaderManager, std::list<ETHLight>::iterator iBegin, std::list<ETHLight>::iterator iEnd, ETHBucketManager& buckets, const Vector3& oldPos, const Vector3& newPos, const float minHeight, const float maxHeight, const ETHSceneProperties &sceneProps) { entity->m_pLightmap.reset(); const SpritePtr& sprite = entity->m_pSprite; const ETHEntityProperties& props = entity->m_properties; if (!sprite || !props.staticEntity || !props.applyLight) { return; } const VideoPtr& video = entity->m_provider->GetVideo(); const Platform::FileLogger* logger = entity->m_provider->GetLogger(); if (video->Rendering()) { ETH_STREAM_DECL(ss) << GS_L("Entity ID #") << entity->GetID() << GS_L(": lightmaps can't be generated during application render."); logger->Log(ss.str(), Platform::FileLogger::ERROR); return; } const Vector2 v2Size = (sprite->GetNumRects() <= 1) ? sprite->GetBitmapSizeF() : sprite->GetRect().size; if (!(entity->m_pLightmap = video->CreateRenderTarget(static_cast<unsigned int>(v2Size.x), static_cast<unsigned int>(v2Size.y)))) { ETH_STREAM_DECL(ss) << GS_L("ETHRenderEntity::GenerateLightmap: coudn't create the render target."); logger->Log(ss.str(), Platform::FileLogger::ERROR); entity->m_pLightmap.reset(); return; } const bool zBuffer = video->GetZBuffer(); const bool zWrite = video->GetZWrite(); video->SetZBuffer(false); video->SetZWrite(false); // Paint it black video->SetRenderTarget(entity->m_pLightmap); if (!video->BeginTargetScene(gs2d::constant::BLACK, true)) { ETH_STREAM_DECL(ss) << GS_L("ETHRenderEntity::GenerateLightmap: coudn't render to target."); logger->Log(ss.str(), Platform::FileLogger::ERROR); entity->m_pLightmap.reset(); return; } video->EndTargetScene(); entity->m_controller->SetPos(newPos / Vector3(entity->GetScale(), 1)); Vector2 v2CamPos = video->GetCameraPos(); video->SetCameraPos(Vector2(0,0)); for (std::list<ETHLight>::iterator iter = iBegin; iter != iEnd; ++iter) { if (!iter->staticLight) continue; SpritePtr tempTarget; if (!(tempTarget = video->CreateRenderTarget(static_cast<unsigned int>(v2Size.x), static_cast<unsigned int>(v2Size.y)))) { ETH_STREAM_DECL(ss) << GS_L("ETHRenderEntity::GenerateLightmap: coudn't create temporary render target."); logger->Log(ss.str(), Platform::FileLogger::ERROR); entity->m_pLightmap.reset(); return; } if (!video->SetRenderTarget(tempTarget)) { ETH_STREAM_DECL(ss) << GS_L("ETHRenderEntity::GenerateLightmap: coudn't set render target."); logger->Log(ss.str(), Platform::FileLogger::ERROR); entity->m_pLightmap.reset(); return; } if (!video->BeginTargetScene(gs2d::constant::BLACK, true)) { ETH_STREAM_DECL(ss) << GS_L("ETHRenderEntity::GenerateLightmap: coudn't render to temporary target."); logger->Log(ss.str(), Platform::FileLogger::ERROR); entity->m_pLightmap.reset(); return; } // draw light const Vector2 tmpScale(entity->GetScale()); entity->SetScale(Vector2(1, 1)); iter->pos /= tmpScale.y; iter->range /= tmpScale.y; if (shaderManager->BeginLightPass(entity, &(*iter), video->GetScreenSizeF().y, 0.0f, sceneProps.lightIntensity, 0, true)) { entity->DrawLightPass(sceneProps.zAxisDirection, 0.0f, true); shaderManager->EndLightPass(); } // draw shadows if (entity->GetType() != ETHEntityProperties::ET_VERTICAL) { for (ETHBucketMap::iterator bucketIter = buckets.GetFirstBucket(); bucketIter != buckets.GetLastBucket(); ++bucketIter) { for (ETHEntityList::iterator entityIter = bucketIter->second.begin(); entityIter != bucketIter->second.end(); ++entityIter) { ETHRenderEntity* ent = (*entityIter); if (!ent->IsStatic()) continue; Vector3 oldPos2 = ent->GetPosition(); Vector3 newPos2 = oldPos2-(oldPos-newPos); ent->SetOrphanPosition(newPos2 / Vector3(ent->GetScale(), 1)); const Vector2 tmpScale(ent->GetScale()); ent->SetScale(Vector2(1, 1)); if (shaderManager->BeginShadowPass(ent, &(*iter), maxHeight, minHeight)) { ent->DrawShadow(maxHeight, minHeight, sceneProps, *iter, 0, true, true, entity->GetAngle(), entity->GetPosition()); shaderManager->EndShadowPass(); } ent->SetScale(tmpScale); ent->SetOrphanPosition(oldPos2); } } } video->EndTargetScene(); iter->pos *= tmpScale.y; iter->range *= tmpScale.y; entity->SetScale(tmpScale); // draw the shadowed light by adding it to the final lightmap video->SetRenderTarget(entity->m_pLightmap); video->BeginTargetScene(gs2d::constant::BLACK, false); const Video::ALPHA_MODE oldAM = video->GetAlphaMode(); video->SetAlphaMode(Video::AM_ADD); tempTarget->Draw(Vector2(0,0)); video->SetAlphaMode(oldAM); video->EndTargetScene(); } video->SetZBuffer(zBuffer); video->SetZWrite(zWrite); entity->m_pLightmap->GenerateBackup(); video->SetRenderTarget(SpritePtr()); video->SetCameraPos(v2CamPos); }
// TODO-TO-DO: this method is too large... bool ETHScene::RenderList(float &minHeight, float &maxHeight, SpritePtr pOutline, SpritePtr pInvisibleEntSymbol, std::list<ETHRenderEntity*> &outParticles, std::list<ETHRenderEntity*> &outHalos, const bool roundUp) { // This multimap will store all entities contained in the visible buckets // It will automatically sort entities to draw them in an "alpha friendly" order std::multimap<float, ETHRenderEntity*> mmEntities; // store the max and min height to assign when everything is drawn maxHeight = m_maxSceneHeight; minHeight = m_minSceneHeight; m_nRenderedEntities = 0; // don't let bucket size be equal to 0 assert(GetBucketSize().x != 0 || GetBucketSize().y != 0); // Gets the list of visible buckets std::list<Vector2> bucketList; const Vector2& v2CamPos = m_provider->GetVideo()->GetCameraPos(); //for debugging pourposes ETHGlobal::GetIntersectingBuckets(bucketList, v2CamPos, m_provider->GetVideo()->GetScreenSizeF(), GetBucketSize(), IsDrawingBorderBuckets(), IsDrawingBorderBuckets()); // Loop through all visible Buckets for (std::list<Vector2>::iterator bucketPositionIter = bucketList.begin(); bucketPositionIter != bucketList.end(); bucketPositionIter++) { ETHBucketMap::iterator bucketIter = m_buckets.Find(*bucketPositionIter); if (bucketIter == m_buckets.GetLastBucket()) continue; if (bucketIter->second.empty()) continue; ETHEntityList::const_iterator iEnd = bucketIter->second.end(); for (ETHEntityList::iterator iter = bucketIter->second.begin(); iter != iEnd; iter++) { ETHSpriteEntity *pRenderEntity = (*iter); // update scene bounding for depth buffer maxHeight = Max(maxHeight, pRenderEntity->GetMaxHeight()); minHeight = Min(minHeight, pRenderEntity->GetMinHeight()); if (pRenderEntity->IsHidden()) continue; // fill the light list for this frame // const ETHEntityFile &entity = pRenderEntity->GetData()->entity; if (pRenderEntity->HasLightSource()) { ETHLight light = *(pRenderEntity->GetLight()); // if it has a particle system in the first slot, adjust the light // brightness according to the number os active particles if (pRenderEntity->GetParticleManager(0) && !pRenderEntity->IsStatic()) { boost::shared_ptr<ETHParticleManager> paticleManager = pRenderEntity->GetParticleManager(0); light.color *= static_cast<float>(paticleManager->GetNumActiveParticles()) / static_cast<float>(paticleManager->GetNumParticles()); } AddLight(light, pRenderEntity->GetPosition()); } // add this entity to the multimap to sort it for an alpha-friendly rendering list const Vector3& v3Pos = pRenderEntity->GetPosition(); const ETH_ENTITY_TYPE type = pRenderEntity->GetType(); const float depth = pRenderEntity->ComputeDepth(maxHeight, minHeight); const float drawHash = ComputeDrawHash(depth, v2CamPos, v3Pos, type); // add the entity to the render map mmEntities.insert(std::pair<float, ETHRenderEntity*>(drawHash, *iter)); m_nRenderedEntities++; } } // Draw visible entities ordered in an alpha-friendly map for (std::multimap<float, ETHRenderEntity*>::iterator iter = mmEntities.begin(); iter != mmEntities.end(); iter++) { ETHRenderEntity *pRenderEntity = (iter->second); m_provider->GetShaderManager()->BeginAmbientPass(pRenderEntity, maxHeight, minHeight); // draws the ambient pass and if we're at the editor, draw the collision box if it's an invisible entity #ifdef _ETHANON_EDITOR if (pOutline && pRenderEntity->IsInvisible() && pRenderEntity->Collidable()) { pRenderEntity->DrawCollisionBox(true, pOutline, GS_WHITE, maxHeight, minHeight, m_sceneProps.zAxisDirection); } #endif m_provider->GetVideo()->RoundUpPosition(roundUp); pRenderEntity->DrawAmbientPass(m_maxSceneHeight, m_minSceneHeight, (m_enableLightmaps && m_showingLightmaps), m_sceneProps); // draw "invisible entity symbol" if we're in the editor #ifdef _ETHANON_EDITOR if (pOutline) { if (pRenderEntity->IsInvisible() && pRenderEntity->Collidable()) { pRenderEntity->DrawCollisionBox(false, pOutline, GS_WHITE, maxHeight, minHeight, m_sceneProps.zAxisDirection); } if (pRenderEntity->IsInvisible() && !pRenderEntity->Collidable()) { const float depth = m_provider->GetVideo()->GetSpriteDepth(); m_provider->GetVideo()->SetSpriteDepth(1.0f); pInvisibleEntSymbol->Draw(pRenderEntity->GetPositionXY()); m_provider->GetVideo()->SetSpriteDepth(depth); } } #endif // fill the halo list // const ETHEntityFile &entity = pRenderEntity->GetData()->entity; if (pRenderEntity->HasLightSource() && pRenderEntity->GetHalo()) { outHalos.push_back(pRenderEntity); } // fill the particle list for this frame if (pRenderEntity->HasParticleSystems()) { outParticles.push_back(pRenderEntity); } // fill the callback list m_tempEntities.AddCallbackWhenEligible(pRenderEntity); m_provider->GetShaderManager()->EndAmbientPass(); //draw light pass for (std::list<ETHLight>::iterator iter = m_lights.begin(); iter != m_lights.end(); iter++) { if (!pRenderEntity->IsHidden()) { if (!(pRenderEntity->IsStatic() && iter->staticLight && m_enableLightmaps)) { m_provider->GetVideo()->RoundUpPosition(roundUp); if (m_provider->GetShaderManager()->BeginLightPass(pRenderEntity, &(*iter), m_maxSceneHeight, m_minSceneHeight, GetLightIntensity())) { pRenderEntity->DrawLightPass(GetZAxisDirection()); m_provider->GetShaderManager()->EndLightPass(); m_provider->GetVideo()->RoundUpPosition(false); if (AreRealTimeShadowsEnabled()) { if (m_provider->GetShaderManager()->BeginShadowPass(pRenderEntity, &(*iter), m_maxSceneHeight, m_minSceneHeight)) { pRenderEntity->DrawShadow(m_maxSceneHeight, m_minSceneHeight, m_sceneProps, *iter, 0); m_provider->GetShaderManager()->EndShadowPass(); } } m_provider->GetVideo()->RoundUpPosition(roundUp); } } } } } mmEntities.clear(); m_nCurrentLights = m_lights.size(); // Show the buckets outline in debug mode #if defined _DEBUG || defined _ETHANON_EDITOR if (m_provider->GetInput()->IsKeyDown(GSK_PAUSE)) { DrawBucketOutlines(); } #endif return true; }