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Ogre2Scene.cc
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Ogre2Scene.cc
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/*
* Copyright (C) 2018 Open Source Robotics Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#include <ignition/common/Console.hh>
#include "ignition/rendering/RenderTypes.hh"
#include "ignition/rendering/ogre2/Ogre2ArrowVisual.hh"
#include "ignition/rendering/ogre2/Ogre2AxisVisual.hh"
#include "ignition/rendering/ogre2/Ogre2Camera.hh"
#include "ignition/rendering/ogre2/Ogre2Capsule.hh"
#include "ignition/rendering/ogre2/Ogre2Conversions.hh"
#include "ignition/rendering/ogre2/Ogre2DepthCamera.hh"
#include "ignition/rendering/ogre2/Ogre2GizmoVisual.hh"
#include "ignition/rendering/ogre2/Ogre2GpuRays.hh"
#include "ignition/rendering/ogre2/Ogre2Grid.hh"
#include "ignition/rendering/ogre2/Ogre2Light.hh"
#include "ignition/rendering/ogre2/Ogre2LightVisual.hh"
#include "ignition/rendering/ogre2/Ogre2LidarVisual.hh"
#include "ignition/rendering/ogre2/Ogre2Marker.hh"
#include "ignition/rendering/ogre2/Ogre2Material.hh"
#include "ignition/rendering/ogre2/Ogre2MeshFactory.hh"
#include "ignition/rendering/ogre2/Ogre2Node.hh"
#include "ignition/rendering/ogre2/Ogre2ParticleEmitter.hh"
#include "ignition/rendering/ogre2/Ogre2RayQuery.hh"
#include "ignition/rendering/ogre2/Ogre2RenderEngine.hh"
#include "ignition/rendering/ogre2/Ogre2RenderTarget.hh"
#include "ignition/rendering/ogre2/Ogre2RenderTypes.hh"
#include "ignition/rendering/ogre2/Ogre2Scene.hh"
#include "ignition/rendering/ogre2/Ogre2ThermalCamera.hh"
#include "ignition/rendering/ogre2/Ogre2Visual.hh"
#include "ignition/rendering/ogre2/Ogre2WireBox.hh"
#ifdef _MSC_VER
#pragma warning(push, 0)
#endif
#include <OgreMatrix4.h>
#include <Compositor/OgreCompositorManager2.h>
#include <Compositor/Pass/PassClear/OgreCompositorPassClearDef.h>
#include <Compositor/Pass/PassQuad/OgreCompositorPassQuadDef.h>
#include <Compositor/Pass/PassScene/OgreCompositorPassSceneDef.h>
#include <OgreDepthBuffer.h>
#include <OgreRoot.h>
#include <OgreSceneManager.h>
#include <Overlay/OgreOverlayManager.h>
#include <Overlay/OgreOverlaySystem.h>
#if OGRE_VERSION_MAJOR == 2 && OGRE_VERSION_MINOR == 1
#include <OgreHlms.h>
#include <OgreHlmsManager.h>
#endif
#ifdef _MSC_VER
#pragma warning(pop)
#endif
/// \brief Private data for the Ogre2Scene class
class ignition::rendering::Ogre2ScenePrivate
{
/// \brief Flag to indicate if shadows need to be updated
public: bool shadowsDirty = true;
/// \brief Flag to indicate if sky is enabled or not
public: bool skyEnabled = false;
/// \brief Flag to alert the user its usage of PreRender/PostRender
/// is incorrect
public: bool frameUpdateStarted = false;
/// \brief Flag to indicate if we should flush GPU very often (per camera)
public: uint32_t currNumCameraPasses = 0u;
/// \brief Flag to indicate if we should flush GPU very often (per camera)
public: uint8_t numCameraPassesPerGpuFlush = 1u;
/// \brief Name of shadow compositor node
public: const std::string kShadowNodeName = "PbsMaterialsShadowNode";
};
using namespace ignition;
using namespace rendering;
//////////////////////////////////////////////////
Ogre2Scene::Ogre2Scene(unsigned int _id, const std::string &_name) :
BaseScene(_id, _name), dataPtr(std::make_unique<Ogre2ScenePrivate>())
{
}
//////////////////////////////////////////////////
Ogre2Scene::~Ogre2Scene()
{
}
//////////////////////////////////////////////////
void Ogre2Scene::Fini()
{
}
//////////////////////////////////////////////////
RenderEngine *Ogre2Scene::Engine() const
{
return Ogre2RenderEngine::Instance();
}
//////////////////////////////////////////////////
VisualPtr Ogre2Scene::RootVisual() const
{
return this->rootVisual;
}
//////////////////////////////////////////////////
math::Color Ogre2Scene::AmbientLight() const
{
// This method considers that the ambient upper hemisphere and
// the lower hemisphere light configurations are the same. For
// more info check Ogre2Scene::SetAmbientLight documentation.
Ogre::ColourValue ogreColor =
this->ogreSceneManager->getAmbientLightUpperHemisphere();
return Ogre2Conversions::Convert(ogreColor);
}
//////////////////////////////////////////////////
void Ogre2Scene::SetAmbientLight(const math::Color &_color)
{
// We set the same ambient light for both hemispheres for a
// traditional fixed-colour ambient light.
// https://ogrecave.github.io/ogre/api/2.1/class_ogre_1_1_scene
// _manager.html#a56cd9aa2c4dee4eec9eb07ce1372fb52
// It's preferred to set the hemisphereDir arg to the up axis,
// which in our case would be Ogre::Vector3::UNIT_Z
Ogre::ColourValue ogreColor = Ogre2Conversions::Convert(_color);
this->ogreSceneManager->setAmbientLight(ogreColor, ogreColor,
Ogre::Vector3::UNIT_Z);
}
//////////////////////////////////////////////////
void Ogre2Scene::PreRender()
{
IGN_ASSERT((this->GetLegacyAutoGpuFlush() ||
this->dataPtr->frameUpdateStarted == false),
"Scene::PreRender called again before calling Scene::PostRender");
this->dataPtr->frameUpdateStarted = true;
if (this->ShadowsDirty())
{
// notify all render targets
for (unsigned int i = 0; i < this->SensorCount(); ++i)
{
auto camera = std::dynamic_pointer_cast<Camera>(
this->SensorByIndex(i));
if (camera)
{
// TODO(anyone): this function should rely on virtual functions instead
// of dynamic casts
// Looks in commit history for '#SetShadowsNodeDefDirtyABI' to
// see changes made and revert
{
auto cameraDerived = std::dynamic_pointer_cast<Ogre2DepthCamera>(
this->SensorByIndex(i));
if (cameraDerived)
cameraDerived->SetShadowsNodeDefDirty();
}
{
auto cameraDerived = std::dynamic_pointer_cast<Ogre2Camera>(
this->SensorByIndex(i));
if (cameraDerived)
cameraDerived->SetShadowsNodeDefDirty();
}
}
}
UpdateShadowNode();
}
BaseScene::PreRender();
if (!GetLegacyAutoGpuFlush())
{
auto engine = Ogre2RenderEngine::Instance();
engine->OgreRoot()->_fireFrameStarted();
this->ogreSceneManager->updateSceneGraph();
}
}
//////////////////////////////////////////////////
void Ogre2Scene::PostRender()
{
IGN_ASSERT((this->GetLegacyAutoGpuFlush() ||
this->dataPtr->frameUpdateStarted == true),
"Scene::PostRender called again before calling Scene::PreRender");
this->dataPtr->frameUpdateStarted = false;
if (dataPtr->numCameraPassesPerGpuFlush == 0u)
{
ignwarn << "Calling Scene::PostRender but "
"SetNumCameraPassesPerGpuFlush is 0 (legacy mode for clients"
" not calling PostRender)."
"Read the documentation on SetNumCameraPassesPerGpuFlush, "
"you very likely want to increase this number" << std::endl;
}
else
{
if (dataPtr->currNumCameraPasses > 0u)
FlushGpuCommandsAndStartNewFrame(0u, true);
else
{
// Every camera already calls FlushGpuCommandsAndStartNewFrame(false)
// right after rendering. So likely commands are already flushed.
//
// If we're here then we are only missing to perform the last step of
// FlushGpuCommandsAndStartNewFrame in order to start a new frame
EndFrame();
}
}
}
//////////////////////////////////////////////////
void Ogre2Scene::LegacyStartFrame()
{
IGN_ASSERT(this->GetLegacyAutoGpuFlush(),
"Ogre2Scene::LegacyStartFrame must "
"only be called in legacy mode");
auto engine = Ogre2RenderEngine::Instance();
engine->OgreRoot()->_fireFrameStarted();
this->ogreSceneManager->updateSceneGraph();
}
//////////////////////////////////////////////////
void Ogre2Scene::FlushGpuCommandsAndStartNewFrame(uint8_t _numPasses,
bool _startNewFrame)
{
dataPtr->currNumCameraPasses += _numPasses;
if (dataPtr->currNumCameraPasses >= dataPtr->numCameraPassesPerGpuFlush ||
_startNewFrame)
{
dataPtr->currNumCameraPasses = 0;
FlushGpuCommandsOnly();
// Legacy mode requires to do EndFrame here every time
if (dataPtr->numCameraPassesPerGpuFlush == 0u)
EndFrame();
}
}
//////////////////////////////////////////////////
void Ogre2Scene::FlushGpuCommandsOnly()
{
auto engine = Ogre2RenderEngine::Instance();
auto ogreRoot = engine->OgreRoot();
Ogre::CompositorManager2 *ogreCompMgr = ogreRoot->getCompositorManager2();
// engine->OgreRoot()->renderOneFrame();
#if OGRE_VERSION_MAJOR == 2 && OGRE_VERSION_MINOR == 1
auto hlmsManager = ogreRoot->getHlmsManager();
// Updating the compositor with all workspaces disables achieves our goal
ogreCompMgr->_update( Ogre::SceneManagerEnumerator::getSingleton(),
hlmsManager );
#else
// Updating the compositor with all workspaces disables achieves our goal
ogreCompMgr->_update();
#endif
ogreCompMgr->_swapAllFinalTargets();
}
//////////////////////////////////////////////////
void Ogre2Scene::EndFrame()
{
auto engine = Ogre2RenderEngine::Instance();
auto ogreRoot = engine->OgreRoot();
ogreRoot->_fireFrameRenderingQueued();
auto itor = ogreRoot->getSceneManagerIterator();
while (itor.hasMoreElements())
{
Ogre::SceneManager *sceneManager = itor.getNext();
sceneManager->clearFrameData();
}
ogreRoot->_fireFrameEnded();
}
//////////////////////////////////////////////////
void Ogre2Scene::SetNumCameraPassesPerGpuFlush(uint8_t _numPass)
{
this->dataPtr->numCameraPassesPerGpuFlush = _numPass;
}
//////////////////////////////////////////////////
bool Ogre2Scene::GetLegacyAutoGpuFlush() const
{
return this->dataPtr->numCameraPassesPerGpuFlush == 0u;
}
//////////////////////////////////////////////////
void Ogre2Scene::Clear()
{
this->meshFactory->Clear();
BaseScene::Clear();
}
//////////////////////////////////////////////////
void Ogre2Scene::Destroy()
{
this->DestroyNodes();
// cleanup any items that were not attached to nodes
// make sure to do this before destroying materials done by BaseScene::Destroy
// otherwise ogre throws an exception when unlinking a renderable from a
// hlms datablock
this->ogreSceneManager->destroyAllItems();
BaseScene::Destroy();
if (this->ogreSceneManager)
{
this->ogreSceneManager->removeRenderQueueListener(
Ogre2RenderEngine::Instance()->OverlaySystem());
}
}
//////////////////////////////////////////////////
Ogre::SceneManager *Ogre2Scene::OgreSceneManager() const
{
return this->ogreSceneManager;
}
//////////////////////////////////////////////////
bool Ogre2Scene::LoadImpl()
{
return true;
}
//////////////////////////////////////////////////
bool Ogre2Scene::InitImpl()
{
this->CreateContext();
this->CreateRootVisual();
this->CreateStores();
this->CreateMeshFactory();
return true;
}
//////////////////////////////////////////////////
void Ogre2Scene::UpdateShadowNode()
{
if (!this->ShadowsDirty())
return;
unsigned int spotPointLightCount = 0;
unsigned int dirLightCount = 0;
for (unsigned int i = 0; i < this->LightCount(); ++i)
{
LightPtr light = this->LightByIndex(i);
if (light->CastShadows())
{
if (std::dynamic_pointer_cast<DirectionalLight>(light))
dirLightCount++;
else
spotPointLightCount++;
}
}
// limit number of shadow maps
// shaders dynamically generated by ogre produce compile error at runtime if
// the number of shadow maps exceeds certain number. The error seems to
// suggest that the number of uniform variables has exceeded the max number
// allowed
unsigned int maxShadowMaps = 25u;
if (dirLightCount * 3 + spotPointLightCount > maxShadowMaps)
{
dirLightCount = std::min(static_cast<unsigned int>(maxShadowMaps / 3),
dirLightCount);
spotPointLightCount = std::min(
std::max(maxShadowMaps - dirLightCount * 3, 0u), spotPointLightCount);
ignwarn << "Number of shadow-casting lights exceeds the limit supported by "
<< "the underlying rendering engine ogre2. Limiting to "
<< dirLightCount << " directional lights and "
<< spotPointLightCount << " point / spot lights" << std::endl;
}
auto engine = Ogre2RenderEngine::Instance();
Ogre::CompositorManager2 *compositorManager =
engine->OgreRoot()->getCompositorManager2();
Ogre::ShadowNodeHelper::ShadowParamVec shadowParams;
Ogre::ShadowNodeHelper::ShadowParam shadowParam;
// directional lights
unsigned int atlasId = 0u;
unsigned int texSize = 2048u;
unsigned int halfTexSize = texSize * 0.5;
for (unsigned int i = 0; i < dirLightCount; ++i)
{
shadowParam.technique = Ogre::SHADOWMAP_PSSM;
shadowParam.atlasId = atlasId;
shadowParam.numPssmSplits = 3u;
shadowParam.resolution[0].x = texSize;
shadowParam.resolution[0].y = texSize;
shadowParam.resolution[1].x = halfTexSize;
shadowParam.resolution[1].y = halfTexSize;
shadowParam.resolution[2].x = halfTexSize;
shadowParam.resolution[2].y = halfTexSize;
shadowParam.atlasStart[0].x = 0u;
shadowParam.atlasStart[0].y = 0u;
shadowParam.atlasStart[1].x = 0u;
shadowParam.atlasStart[1].y = texSize;
shadowParam.atlasStart[2].x = halfTexSize;
shadowParam.atlasStart[2].y = texSize;
shadowParam.supportedLightTypes = 0u;
shadowParam.addLightType(Ogre::Light::LT_DIRECTIONAL);
shadowParams.push_back(shadowParam);
atlasId++;
}
// others
unsigned int maxTexSize = 8192u;
unsigned int rowIdx = 0;
unsigned int colIdx = 0;
unsigned int rowSize = maxTexSize / texSize;
unsigned int colSize = rowSize;
for (unsigned int i = 0; i < spotPointLightCount; ++i)
{
shadowParam.technique = Ogre::SHADOWMAP_FOCUSED;
shadowParam.atlasId = atlasId;
shadowParam.resolution[0].x = texSize;
shadowParam.resolution[0].y = texSize;
shadowParam.atlasStart[0].x = colIdx * texSize;
shadowParam.atlasStart[0].y = rowIdx * texSize;
shadowParam.supportedLightTypes = 0u;
shadowParam.addLightType(Ogre::Light::LT_DIRECTIONAL);
shadowParam.addLightType(Ogre::Light::LT_POINT);
shadowParam.addLightType(Ogre::Light::LT_SPOTLIGHT);
shadowParams.push_back(shadowParam);
colIdx++;
colIdx = colIdx % colSize;
if (colIdx == 0u)
rowIdx++;
// check if we've filled the current texture atlas
// if so, increment atlas id to indicate we want a new texture
if (rowIdx >= rowSize)
{
atlasId++;
colIdx = 0;
rowIdx = 0;
}
}
std::string shadowNodeDefName = this->dataPtr->kShadowNodeName;
if (compositorManager->hasShadowNodeDefinition(shadowNodeDefName))
compositorManager->removeShadowNodeDefinition(shadowNodeDefName);
this->CreateShadowNodeWithSettings(compositorManager, shadowNodeDefName,
shadowParams);
this->SetShadowsDirty(false);
}
////////////////////////////////////////////////////
void Ogre2Scene::CreateShadowNodeWithSettings(
Ogre::CompositorManager2 *_compositorManager,
const std::string &_shadowNodeName,
const Ogre::ShadowNodeHelper::ShadowParamVec &_shadowParams)
{
Ogre::uint32 pointLightCubemapResolution = 1024u;
Ogre::Real pssmLambda = 0.95f;
Ogre::Real splitPadding = 1.0f;
Ogre::Real splitBlend = 0.125f;
Ogre::Real splitFade = 0.313f;
const Ogre::uint32 spotMask = 1u << Ogre::Light::LT_SPOTLIGHT;
const Ogre::uint32 directionalMask = 1u << Ogre::Light::LT_DIRECTIONAL;
const Ogre::uint32 pointMask = 1u << Ogre::Light::LT_POINT;
const Ogre::uint32 spotAndDirMask = spotMask | directionalMask;
typedef Ogre::vector<Ogre::ShadowNodeHelper::Resolution>::type ResolutionVec;
size_t numExtraShadowMapsForPssmSplits = 0;
size_t numTargetPasses = 0;
ResolutionVec atlasResolutions;
// Validation and data gathering
bool hasPointLights = false;
Ogre::ShadowNodeHelper::ShadowParamVec::const_iterator itor =
_shadowParams.begin();
Ogre::ShadowNodeHelper::ShadowParamVec::const_iterator end =
_shadowParams.end();
while (itor != end)
{
if (itor->technique == Ogre::SHADOWMAP_PSSM)
{
numExtraShadowMapsForPssmSplits = itor->numPssmSplits - 1u;
// 1 per PSSM split
numTargetPasses += numExtraShadowMapsForPssmSplits + 1u;
}
if (itor->atlasId >= atlasResolutions.size())
atlasResolutions.resize(itor->atlasId + 1u);
Ogre::ShadowNodeHelper::Resolution &resolution =
atlasResolutions[itor->atlasId];
const size_t numSplits = itor->technique == Ogre::SHADOWMAP_PSSM ?
itor->numPssmSplits : 1u;
for (size_t i = 0; i < numSplits; ++i)
{
resolution.x = std::max(resolution.x,
itor->atlasStart[i].x + itor->resolution[i].x);
resolution.y = std::max(resolution.y,
itor->atlasStart[i].y + itor->resolution[i].y);
}
if (itor->supportedLightTypes & pointMask)
{
hasPointLights = true;
// 6 target passes per cubemap + 1 for copy
numTargetPasses += 7u;
}
if (itor->supportedLightTypes & spotAndDirMask &&
itor->technique != Ogre::SHADOWMAP_PSSM)
{
// 1 per directional/spot light (for non-PSSM techniques)
numTargetPasses += 1u;
}
++itor;
}
// One clear for each atlas
numTargetPasses += atlasResolutions.size();
// Create the shadow node definition
Ogre::CompositorShadowNodeDef *shadowNodeDef =
_compositorManager->addShadowNodeDefinition(_shadowNodeName);
const size_t numTextures = atlasResolutions.size();
{
// Define the atlases (textures)
shadowNodeDef->setNumLocalTextureDefinitions(
numTextures + (hasPointLights ? 1u : 0u));
for (size_t i = 0; i < numTextures; ++i)
{
const Ogre::ShadowNodeHelper::Resolution &atlasRes = atlasResolutions[i];
Ogre::TextureDefinitionBase::TextureDefinition *texDef =
shadowNodeDef->addTextureDefinition(
"atlas" + Ogre::StringConverter::toString(i));
texDef->width = std::max(atlasRes.x, 1u);
texDef->height = std::max(atlasRes.y, 1u);
texDef->formatList.push_back(Ogre::PF_D32_FLOAT);
texDef->depthBufferId = Ogre::DepthBuffer::POOL_NON_SHAREABLE;
texDef->depthBufferFormat = Ogre::PF_D32_FLOAT;
texDef->preferDepthTexture = false;
texDef->fsaa = false;
}
// Define the cubemap needed by point lights
if (hasPointLights)
{
Ogre::TextureDefinitionBase::TextureDefinition *texDef =
shadowNodeDef->addTextureDefinition("tmpCubemap");
texDef->width = pointLightCubemapResolution;
texDef->height = pointLightCubemapResolution;
texDef->depth = 6u;
texDef->textureType = Ogre::TEX_TYPE_CUBE_MAP;
texDef->formatList.push_back(Ogre::PF_FLOAT32_R);
texDef->depthBufferId = 1u;
texDef->depthBufferFormat = Ogre::PF_D32_FLOAT;
texDef->preferDepthTexture = false;
texDef->fsaa = false;
}
}
// Create the shadow maps
const size_t numShadowMaps =
_shadowParams.size() + numExtraShadowMapsForPssmSplits;
shadowNodeDef->setNumShadowTextureDefinitions(numShadowMaps);
itor = _shadowParams.begin();
while (itor != end)
{
const size_t lightIdx = itor - _shadowParams.begin();
const Ogre::ShadowNodeHelper::ShadowParam &shadowParam = *itor;
const Ogre::ShadowNodeHelper::Resolution &texResolution =
atlasResolutions[shadowParam.atlasId];
const size_t numSplits =
shadowParam.technique == Ogre::SHADOWMAP_PSSM ?
shadowParam.numPssmSplits : 1u;
for (size_t j = 0; j < numSplits; ++j)
{
Ogre::Vector2 uvOffset(
shadowParam.atlasStart[j].x, shadowParam.atlasStart[j].y);
Ogre::Vector2 uvLength(
shadowParam.resolution[j].x, shadowParam.resolution[j].y);
uvOffset /= Ogre::Vector2(texResolution.x, texResolution.y);
uvLength /= Ogre::Vector2(texResolution.x, texResolution.y);
const Ogre::String texName =
"atlas" + Ogre::StringConverter::toString(shadowParam.atlasId);
Ogre::ShadowTextureDefinition *shadowTexDef =
shadowNodeDef->addShadowTextureDefinition(lightIdx, j, texName,
0, uvOffset, uvLength, 0);
shadowTexDef->shadowMapTechnique = shadowParam.technique;
shadowTexDef->pssmLambda = pssmLambda;
shadowTexDef->splitPadding = splitPadding;
shadowTexDef->splitBlend = splitBlend;
shadowTexDef->splitFade = splitFade;
shadowTexDef->numSplits = numSplits;
}
++itor;
}
shadowNodeDef->setNumTargetPass(numTargetPasses);
// Create the passes for each atlas
for (size_t atlasId = 0; atlasId < numTextures; ++atlasId)
{
const Ogre::String texName =
"atlas" + Ogre::StringConverter::toString(atlasId);
{
// Atlas clear pass
Ogre::CompositorTargetDef *targetDef =
shadowNodeDef->addTargetPass(texName);
targetDef->setNumPasses(1u);
Ogre::CompositorPassDef *passDef = targetDef->addPass(Ogre::PASS_CLEAR);
Ogre::CompositorPassClearDef *passClear =
static_cast<Ogre::CompositorPassClearDef *>(passDef);
passClear->mColourValue = Ogre::ColourValue::White;
passClear->mDepthValue = 1.0f;
}
// Pass scene for directional and spot lights first
size_t shadowMapIdx = 0;
itor = _shadowParams.begin();
while (itor != end)
{
const Ogre::ShadowNodeHelper::ShadowParam &shadowParam = *itor;
const size_t numSplits = shadowParam.technique == Ogre::SHADOWMAP_PSSM ?
shadowParam.numPssmSplits : 1u;
if (shadowParam.atlasId == atlasId &&
shadowParam.supportedLightTypes & spotAndDirMask)
{
size_t currentShadowMapIdx = shadowMapIdx;
for (size_t i = 0; i < numSplits; ++i)
{
Ogre::CompositorTargetDef *targetDef =
shadowNodeDef->addTargetPass(texName);
targetDef->setShadowMapSupportedLightTypes(
shadowParam.supportedLightTypes & spotAndDirMask);
targetDef->setNumPasses(1u);
Ogre::CompositorPassDef *passDef =
targetDef->addPass(Ogre::PASS_SCENE);
Ogre::CompositorPassSceneDef *passScene =
static_cast<Ogre::CompositorPassSceneDef *>(passDef);
passScene->mShadowMapIdx = currentShadowMapIdx + i;
passScene->mIncludeOverlays = false;
}
}
shadowMapIdx += numSplits;
++itor;
}
// Pass scene for point lights last
shadowMapIdx = 0;
itor = _shadowParams.begin();
while (itor != end)
{
const Ogre::ShadowNodeHelper::ShadowParam &shadowParam = *itor;
if (shadowParam.atlasId == atlasId &&
shadowParam.supportedLightTypes & pointMask)
{
// Render to cubemap, each face clear + render
for (Ogre::uint32 i = 0; i < 6u; ++i)
{
Ogre::CompositorTargetDef *targetDef =
shadowNodeDef->addTargetPass("tmpCubemap", i);
targetDef->setNumPasses(2u);
targetDef->setShadowMapSupportedLightTypes(
shadowParam.supportedLightTypes & pointMask);
{
// Clear pass
Ogre::CompositorPassDef *passDef =
targetDef->addPass(Ogre::PASS_CLEAR);
Ogre::CompositorPassClearDef *passClear =
static_cast<Ogre::CompositorPassClearDef *>(passDef);
passClear->mColourValue = Ogre::ColourValue::White;
passClear->mDepthValue = 1.0f;
passClear->mShadowMapIdx = shadowMapIdx;
}
{
// Scene pass
Ogre::CompositorPassDef *passDef =
targetDef->addPass(Ogre::PASS_SCENE);
Ogre::CompositorPassSceneDef *passScene =
static_cast<Ogre::CompositorPassSceneDef *>(passDef);
passScene->mCameraCubemapReorient = true;
passScene->mShadowMapIdx = shadowMapIdx;
passScene->mIncludeOverlays = false;
}
}
// Copy to the atlas using a pass quad
// (Cubemap -> DPSM / Dual Paraboloid).
Ogre::CompositorTargetDef *targetDef =
shadowNodeDef->addTargetPass(texName);
targetDef->setShadowMapSupportedLightTypes(
shadowParam.supportedLightTypes & pointMask);
targetDef->setNumPasses(1u);
Ogre::CompositorPassDef *passDef = targetDef->addPass(Ogre::PASS_QUAD);
Ogre::CompositorPassQuadDef *passQuad =
static_cast<Ogre::CompositorPassQuadDef *>(passDef);
passQuad->mMaterialIsHlms = false;
passQuad->mMaterialName = "Ogre/DPSM/CubeToDpsm";
passQuad->addQuadTextureSource(0, "tmpCubemap", 0);
passQuad->mShadowMapIdx = shadowMapIdx;
}
const size_t numSplits = shadowParam.technique ==
Ogre::SHADOWMAP_PSSM ? shadowParam.numPssmSplits : 1u;
shadowMapIdx += numSplits;
++itor;
}
}
}
//////////////////////////////////////////////////
LightStorePtr Ogre2Scene::Lights() const
{
return this->lights;
}
//////////////////////////////////////////////////
SensorStorePtr Ogre2Scene::Sensors() const
{
return this->sensors;
}
//////////////////////////////////////////////////
VisualStorePtr Ogre2Scene::Visuals() const
{
return this->visuals;
}
//////////////////////////////////////////////////
MaterialMapPtr Ogre2Scene::Materials() const
{
return this->materials;
}
//////////////////////////////////////////////////
DirectionalLightPtr Ogre2Scene::CreateDirectionalLightImpl(unsigned int _id,
const std::string &_name)
{
Ogre2DirectionalLightPtr light(new Ogre2DirectionalLight);
bool result = this->InitObject(light, _id, _name);
return (result) ? light : nullptr;
}
//////////////////////////////////////////////////
PointLightPtr Ogre2Scene::CreatePointLightImpl(unsigned int _id,
const std::string &_name)
{
Ogre2PointLightPtr light(new Ogre2PointLight);
bool result = this->InitObject(light, _id, _name);
return (result) ? light : nullptr;
}
//////////////////////////////////////////////////
SpotLightPtr Ogre2Scene::CreateSpotLightImpl(unsigned int _id,
const std::string &_name)
{
Ogre2SpotLightPtr light(new Ogre2SpotLight);
bool result = this->InitObject(light, _id, _name);
return (result) ? light : nullptr;
}
//////////////////////////////////////////////////
CameraPtr Ogre2Scene::CreateCameraImpl(unsigned int _id,
const std::string &_name)
{
Ogre2CameraPtr camera(new Ogre2Camera);
bool result = this->InitObject(camera, _id, _name);
camera->SetBackgroundColor(this->backgroundColor);
if (this->backgroundMaterial)
camera->SetBackgroundMaterial(this->backgroundMaterial);
return (result) ? camera : nullptr;
}
//////////////////////////////////////////////////
DepthCameraPtr Ogre2Scene::CreateDepthCameraImpl(const unsigned int _id,
const std::string &_name)
{
Ogre2DepthCameraPtr camera(new Ogre2DepthCamera);
bool result = this->InitObject(camera, _id, _name);
return (result) ? camera : nullptr;
}
//////////////////////////////////////////////////
ThermalCameraPtr Ogre2Scene::CreateThermalCameraImpl(const unsigned int _id,
const std::string &_name)
{
Ogre2ThermalCameraPtr camera(new Ogre2ThermalCamera);
bool result = this->InitObject(camera, _id, _name);
return (result) ? camera : nullptr;
}
//////////////////////////////////////////////////
GpuRaysPtr Ogre2Scene::CreateGpuRaysImpl(unsigned int _id,
const std::string &_name)
{
Ogre2GpuRaysPtr gpuRays(new Ogre2GpuRays);
bool result = this->InitObject(gpuRays, _id, _name);
return (result) ? gpuRays : nullptr;
}
//////////////////////////////////////////////////
VisualPtr Ogre2Scene::CreateVisualImpl(unsigned int _id,
const std::string &_name)
{
Ogre2VisualPtr visual(new Ogre2Visual);
bool result = this->InitObject(visual, _id, _name);
return (result) ? visual : nullptr;
}
//////////////////////////////////////////////////
ArrowVisualPtr Ogre2Scene::CreateArrowVisualImpl(unsigned int _id,
const std::string &_name)
{
Ogre2ArrowVisualPtr visual(new Ogre2ArrowVisual);
bool result = this->InitObject(visual, _id, _name);
return (result) ? visual : nullptr;
}
//////////////////////////////////////////////////
AxisVisualPtr Ogre2Scene::CreateAxisVisualImpl(unsigned int _id,
const std::string &_name)
{
Ogre2AxisVisualPtr visual(new Ogre2AxisVisual);
bool result = this->InitObject(visual, _id, _name);
return (result) ? visual : nullptr;
}
//////////////////////////////////////////////////
LightVisualPtr Ogre2Scene::CreateLightVisualImpl(unsigned int _id,
const std::string &_name)
{
Ogre2LightVisualPtr visual(new Ogre2LightVisual);
bool result = this->InitObject(visual, _id, _name);
return (result) ? visual : nullptr;
}
//////////////////////////////////////////////////
GizmoVisualPtr Ogre2Scene::CreateGizmoVisualImpl(unsigned int _id,
const std::string &_name)
{
Ogre2GizmoVisualPtr visual(new Ogre2GizmoVisual);
bool result = this->InitObject(visual, _id, _name);
return (result) ? visual : nullptr;
}
//////////////////////////////////////////////////
GeometryPtr Ogre2Scene::CreateBoxImpl(unsigned int _id,
const std::string &_name)
{
return this->CreateMeshImpl(_id, _name, "unit_box");
}
//////////////////////////////////////////////////
GeometryPtr Ogre2Scene::CreateConeImpl(unsigned int _id,
const std::string &_name)
{
return this->CreateMeshImpl(_id, _name, "unit_cone");
}
//////////////////////////////////////////////////
GeometryPtr Ogre2Scene::CreateCylinderImpl(unsigned int _id,
const std::string &_name)
{
return this->CreateMeshImpl(_id, _name, "unit_cylinder");
}
//////////////////////////////////////////////////
GeometryPtr Ogre2Scene::CreatePlaneImpl(unsigned int _id,
const std::string &_name)
{
return this->CreateMeshImpl(_id, _name, "unit_plane");
}
//////////////////////////////////////////////////
GeometryPtr Ogre2Scene::CreateSphereImpl(unsigned int _id,
const std::string &_name)
{
return this->CreateMeshImpl(_id, _name, "unit_sphere");
}
//////////////////////////////////////////////////
MeshPtr Ogre2Scene::CreateMeshImpl(unsigned int _id, const std::string &_name,
const std::string &_meshName)
{
MeshDescriptor descriptor(_meshName);
return this->CreateMeshImpl(_id, _name, descriptor);
}
//////////////////////////////////////////////////
MeshPtr Ogre2Scene::CreateMeshImpl(unsigned int _id,
const std::string &_name, const MeshDescriptor &_desc)
{
Ogre2MeshPtr mesh = this->meshFactory->Create(_desc);
if (nullptr == mesh)
return nullptr;
bool result = this->InitObject(mesh, _id, _name);
return (result) ? mesh : nullptr;
}
//////////////////////////////////////////////////
CapsulePtr Ogre2Scene::CreateCapsuleImpl(unsigned int _id,
const std::string &_name)
{
Ogre2CapsulePtr capsule(new Ogre2Capsule);
bool result = this->InitObject(capsule, _id, _name);
return (result) ? capsule : nullptr;
}
//////////////////////////////////////////////////
HeightmapPtr Ogre2Scene::CreateHeightmapImpl(unsigned int,
const std::string &, const HeightmapDescriptor &)
{
ignerr << "Ogre 2 doesn't support heightmaps yet, see " <<
"https://github.com/ignitionrobotics/ign-rendering/issues/187"
<< std::endl;
return nullptr;
}
//////////////////////////////////////////////////
GridPtr Ogre2Scene::CreateGridImpl(unsigned int _id,
const std::string &_name)
{
Ogre2GridPtr grid(new Ogre2Grid);
bool result = this->InitObject(grid, _id, _name);
return (result) ? grid : nullptr;
}
//////////////////////////////////////////////////
WireBoxPtr Ogre2Scene::CreateWireBoxImpl(unsigned int _id,
const std::string &_name)
{
Ogre2WireBoxPtr wireBox(new Ogre2WireBox);
bool result = this->InitObject(wireBox, _id, _name);
return (result) ? wireBox: nullptr;
}
//////////////////////////////////////////////////
MarkerPtr Ogre2Scene::CreateMarkerImpl(unsigned int _id,
const std::string &_name)
{
Ogre2MarkerPtr marker(new Ogre2Marker);
bool result = this->InitObject(marker, _id, _name);
return (result) ? marker: nullptr;
}
//////////////////////////////////////////////////
LidarVisualPtr Ogre2Scene::CreateLidarVisualImpl(unsigned int _id,
const std::string &_name)
{