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Merge branch 'sunglare_fix' into 'master'

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Fix sunglare in sky shaders

See merge request OpenMW/openmw!1430
This commit is contained in:
Evil Eye 2021-11-23 16:47:08 +00:00
commit fb4c611570
3 changed files with 14 additions and 6 deletions
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2
apps/openmw/mwrender/sky.cpp
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@ -300,7 +300,7 @@ namespace MWRender
mAtmosphereNightUpdater = new AtmosphereNightUpdater(mSceneManager->getImageManager(), forceShaders);
atmosphereNight->addUpdateCallback(mAtmosphereNightUpdater);
mSun.reset(new Sun(mEarlyRenderBinRoot, *mSceneManager->getImageManager()));
mSun.reset(new Sun(mEarlyRenderBinRoot, *mSceneManager));
mMasser.reset(new Moon(mEarlyRenderBinRoot, *mSceneManager, Fallback::Map::getFloat("Moons_Masser_Size")/125, Moon::Type_Masser));
mSecunda.reset(new Moon(mEarlyRenderBinRoot, *mSceneManager, Fallback::Map::getFloat("Moons_Secunda_Size")/125, Moon::Type_Secunda));

16
apps/openmw/mwrender/skyutil.cpp
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@ -694,12 +694,14 @@ namespace MWRender
mTransform->setNodeMask(visible ? mVisibleMask : 0);
}
Sun::Sun(osg::Group* parentNode, Resource::ImageManager& imageManager)
Sun::Sun(osg::Group* parentNode, Resource::SceneManager& sceneManager)
: CelestialBody(parentNode, 1.0f, 1, Mask_Sun)
, mUpdater(new SunUpdater)
{
mTransform->addUpdateCallback(mUpdater);
Resource::ImageManager& imageManager = *sceneManager.getImageManager();
osg::ref_ptr<osg::Texture2D> sunTex = new osg::Texture2D(imageManager.getImage("textures/tx_sun_05.dds"));
sunTex->setWrap(osg::Texture::WRAP_S, osg::Texture::CLAMP_TO_EDGE);
sunTex->setWrap(osg::Texture::WRAP_T, osg::Texture::CLAMP_TO_EDGE);
@ -714,9 +716,12 @@ namespace MWRender
stateset->setRenderBinDetails(RenderBin_OcclusionQuery, "RenderBin");
stateset->setNestRenderBins(false);
// Set up alpha testing on the occlusion testing subgraph, that way we can get the occlusion tested fragments to match the circular shape of the sun
osg::ref_ptr<osg::AlphaFunc> alphaFunc = new osg::AlphaFunc;
alphaFunc->setFunction(osg::AlphaFunc::GREATER, 0.8);
stateset->setAttributeAndModes(alphaFunc);
if (!sceneManager.getForceShaders())
{
osg::ref_ptr<osg::AlphaFunc> alphaFunc = new osg::AlphaFunc;
alphaFunc->setFunction(osg::AlphaFunc::GREATER, 0.8);
stateset->setAttributeAndModes(alphaFunc);
}
stateset->setTextureAttributeAndModes(0, sunTex);
stateset->setAttributeAndModes(createUnlitMaterial());
stateset->addUniform(new osg::Uniform("pass", static_cast<int>(Pass::Sunflash_Query)));
@ -816,6 +821,7 @@ namespace MWRender
// without having to retrieve the current far clipping distance.
// We want the sun glare to be "infinitely" far away.
double far = SceneUtil::AutoDepth::isReversed() ? 0.0 : 1.0;
depth->setFunction(osg::Depth::LEQUAL);
depth->setZNear(far);
depth->setZFar(far);
depth->setWriteMask(false);
@ -879,6 +885,8 @@ namespace MWRender
camera->setClearMask(0);
camera->setRenderOrder(osg::Camera::NESTED_RENDER);
camera->setAllowEventFocus(false);
camera->getOrCreateStateSet()->addUniform(new osg::Uniform("projectionMatrix", static_cast<osg::Matrixf>(camera->getProjectionMatrix())));
SceneUtil::setCameraClearDepth(camera);
osg::ref_ptr<osg::Geometry> geom = osg::createTexturedQuadGeometry(osg::Vec3f(-1,-1,0), osg::Vec3f(2,0,0), osg::Vec3f(0,2,0));
camera->addChild(geom);

2
apps/openmw/mwrender/skyutil.hpp
View File

@ -239,7 +239,7 @@ namespace MWRender
class Sun : public CelestialBody
{
public:
Sun(osg::Group* parentNode, Resource::ImageManager& imageManager);
Sun(osg::Group* parentNode, Resource::SceneManager& sceneManager);
~Sun();