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Code Issues Releases Wiki Activity

osgShadow experiment

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This commit is contained in:
scrawl 2017-04-14 15:32:18 +02:00
parent 8f71b65d38
commit 532b26bf3c
4 changed files with 45 additions and 5 deletions
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2
CMakeLists.txt
View file

@ -206,8 +206,8 @@ if(NOT HAVE_STDINT_H)
message(FATAL_ERROR "stdint.h was not found" )
endif()
find_package(OpenSceneGraph 3.3.4 REQUIRED osgDB osgViewer osgText osgGA osgAnimation osgParticle osgUtil osgFX osgShadow)
find_package(OpenSceneGraph 3.3.4 REQUIRED osgDB osgViewer osgText osgGA osgAnimation osgParticle osgUtil osgFX)
include_directories(${OPENSCENEGRAPH_INCLUDE_DIRS})
set(USED_OSG_PLUGINS

1
apps/openmw/CMakeLists.txt
View file

@ -126,6 +126,7 @@ target_link_libraries(openmw
${OSGDB_LIBRARIES}
${OSGVIEWER_LIBRARIES}
${OSGGA_LIBRARIES}
${OSGSHADOW_LIBRARIES}
${Boost_SYSTEM_LIBRARY}
${Boost_THREAD_LIBRARY}
${Boost_FILESYSTEM_LIBRARY}

43
apps/openmw/mwrender/renderingmanager.cpp
View file

@ -13,6 +13,13 @@
#include <osg/UserDataContainer>
#include <osg/ComputeBoundsVisitor>
#include <osgShadow/ShadowedScene>
#include <osgShadow/ViewDependentShadowMap>
#include <osgShadow/ShadowMap>
#include <osgShadow/ParallelSplitShadowMap>
#include <osgShadow/ShadowMap>
#include <osgShadow/LightSpacePerspectiveShadowMap>
#include <osgUtil/LineSegmentIntersector>
#include <osgUtil/IncrementalCompileOperation>
@ -183,6 +190,7 @@ namespace MWRender
, mFieldOfViewOverridden(false)
{
resourceSystem->getSceneManager()->setParticleSystemMask(MWRender::Mask_ParticleSystem);
resourceSystem->getSceneManager()->setShaderPath(resourcePath + "/shaders");
resourceSystem->getSceneManager()->setForceShaders(Settings::Manager::getBool("force shaders", "Shaders"));
resourceSystem->getSceneManager()->setClampLighting(Settings::Manager::getBool("clamp lighting", "Shaders"));
@ -198,7 +206,35 @@ namespace MWRender
mSceneRoot = sceneRoot;
sceneRoot->setStartLight(1);
mRootNode->addChild(sceneRoot);
osg::ref_ptr<osgShadow::ShadowedScene> shadowedScene (new osgShadow::ShadowedScene);
osgShadow::ShadowSettings* settings = shadowedScene->getShadowSettings();
settings->setLightNum(0);
settings->setCastsShadowTraversalMask(Mask_Scene|Mask_Actor|Mask_Player);
settings->setReceivesShadowTraversalMask(~0u);
settings->setShadowMapProjectionHint(osgShadow::ShadowSettings::PERSPECTIVE_SHADOW_MAP);
settings->setBaseShadowTextureUnit(1);
settings->setMinimumShadowMapNearFarRatio(0);
settings->setNumShadowMapsPerLight(1);
//settings->setShadowMapProjectionHint(osgShadow::ShadowSettings::ORTHOGRAPHIC_SHADOW_MAP);
//settings->setMultipleShadowMapHint(osgShadow::ShadowSettings::PARALLEL_SPLIT); // ignored
//settings->setComputeNearFarModeOverride(osg::CullSettings::COMPUTE_NEAR_FAR_USING_PRIMITIVES);
//settings->setDebugDraw(true);
settings->setPerspectiveShadowMapCutOffAngle(0);
settings->setShaderHint(osgShadow::ShadowSettings::PROVIDE_VERTEX_AND_FRAGMENT_SHADER);
int mapres = 2048;
settings->setTextureSize(osg::Vec2s(mapres,mapres));
osgShadow::ShadowTechnique* tech = new osgShadow::ViewDependentShadowMap;
shadowedScene->setShadowTechnique(tech);
//mRootNode->addChild(sceneRoot);
shadowedScene->addChild(sceneRoot);
mRootNode->addChild(shadowedScene);
mPathgrid.reset(new Pathgrid(mRootNode));
@ -228,7 +264,7 @@ namespace MWRender
mViewer->setLightingMode(osgViewer::View::NO_LIGHT);
osg::ref_ptr<osg::LightSource> source = new osg::LightSource;
source->setNodeMask(Mask_Lighting);
//source->setNodeMask(Mask_Lighting);
mSunLight = new osg::Light;
source->setLight(mSunLight);
mSunLight->setDiffuse(osg::Vec4f(0,0,0,1));
@ -272,7 +308,8 @@ namespace MWRender
mViewer->getCamera()->setComputeNearFarMode(osg::Camera::DO_NOT_COMPUTE_NEAR_FAR);
mViewer->getCamera()->setCullingMode(cullingMode);
mViewer->getCamera()->setCullMask(~(Mask_UpdateVisitor|Mask_SimpleWater));
//mViewer->getCamera()->setCullMask(~(Mask_UpdateVisitor|Mask_SimpleWater));
mViewer->getCamera()->setCullMask(~(Mask_Lighting));
mNearClip = Settings::Manager::getFloat("near clip", "Camera");
mViewDistance = Settings::Manager::getFloat("viewing distance", "Camera");

4
apps/openmw/mwrender/vismask.hpp
View file

@ -51,7 +51,9 @@ namespace MWRender
Mask_PreCompile = (1<<16),
// Set on a camera's cull mask to enable the LightManager
Mask_Lighting = (1<<17)
Mask_Lighting = (1<<17),
Mask_CastsShadows = (1<<18)
};
}