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Apply shader material transparency parameters, get rid of unwanted shiny

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This commit is contained in:
Alexei Kotov 2024-04-18 10:10:03 +03:00
parent 1d65aaee71
commit 8997bd6854
1 changed files with 105 additions and 17 deletions
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122
components/nifosg/nifloader.cpp
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@ -2164,17 +2164,21 @@ namespace NifOsg
handleTextureControllers(texprop, composite, imageManager, stateset, animflags);
}
void handleShaderMaterial(const std::string& path, osg::StateSet* stateset,
Resource::ImageManager* imageManager, std::vector<unsigned int>& boundTextures)
Bgsm::MaterialFilePtr getShaderMaterial(const std::string& path)
{
if (!mMaterialMgr)
return;
return nullptr;
if (!Misc::StringUtils::ciEndsWith(path, ".bgem") && !Misc::StringUtils::ciEndsWith(path, ".bgsm"))
return nullptr;
std::string normalizedPath = Misc::ResourceHelpers::correctMaterialPath(path, mMaterialMgr->getVFS());
Bgsm::MaterialFilePtr material = mMaterialMgr->get(VFS::Path::Normalized(normalizedPath));
if (!material)
return;
return mMaterialMgr->get(VFS::Path::Normalized(normalizedPath));
}
void handleShaderMaterial(Bgsm::MaterialFilePtr material, osg::StateSet* stateset,
Resource::ImageManager* imageManager, std::vector<unsigned int>& boundTextures)
{
if (material->mShaderType == Bgsm::ShaderType::Lighting)
{
const Bgsm::BGSMFile* bgsm = static_cast<const Bgsm::BGSMFile*>(material.get());
@ -2253,13 +2257,6 @@ namespace NifOsg
if (material->mTwoSided)
stateset->setMode(GL_CULL_FACE, osg::StateAttribute::OFF);
if (material->mDecal)
{
osg::ref_ptr<osg::PolygonOffset> polygonOffset(new osg::PolygonOffset);
polygonOffset->setUnits(SceneUtil::AutoDepth::isReversed() ? 1.f : -1.f);
polygonOffset->setFactor(SceneUtil::AutoDepth::isReversed() ? 0.65f : -0.65f);
stateset->setAttributeAndModes(polygonOffset, osg::StateAttribute::ON);
}
handleDepthFlags(stateset, material->mDepthTest, material->mDepthWrite);
}
@ -2529,9 +2526,10 @@ namespace NifOsg
node->setUserValue("shaderPrefix", std::string(getBSLightingShaderPrefix(texprop->mType)));
node->setUserValue("shaderRequired", shaderRequired);
osg::StateSet* stateset = node->getOrCreateStateSet();
if (Misc::StringUtils::ciEndsWith(texprop->mName, ".bgsm"))
Bgsm::MaterialFilePtr material = getShaderMaterial(texprop->mName);
if (material)
{
handleShaderMaterial(texprop->mName, stateset, imageManager, boundTextures);
handleShaderMaterial(material, stateset, imageManager, boundTextures);
break;
}
if (!texprop->mTextureSet.empty())
@ -2555,9 +2553,10 @@ namespace NifOsg
node->setUserValue("shaderPrefix", std::string("bs/nolighting"));
node->setUserValue("shaderRequired", shaderRequired);
osg::StateSet* stateset = node->getOrCreateStateSet();
if (Misc::StringUtils::ciEndsWith(texprop->mName, ".bgem"))
Bgsm::MaterialFilePtr material = getShaderMaterial(texprop->mName);
if (material)
{
handleShaderMaterial(texprop->mName, stateset, imageManager, boundTextures);
handleShaderMaterial(material, stateset, imageManager, boundTextures);
break;
}
if (!texprop->mSourceTexture.empty())
@ -2832,6 +2831,52 @@ namespace NifOsg
case Nif::RC_BSLightingShaderProperty:
{
auto shaderprop = static_cast<const Nif::BSLightingShaderProperty*>(property);
Bgsm::MaterialFilePtr shaderMat = getShaderMaterial(shaderprop->mName);
if (shaderMat)
{
mat->setAlpha(osg::Material::FRONT_AND_BACK, shaderMat->mTransparency);
if (shaderMat->mAlphaTest)
{
osg::StateSet* stateset = node->getOrCreateStateSet();
osg::ref_ptr<osg::AlphaFunc> alphaFunc(new osg::AlphaFunc(
osg::AlphaFunc::GREATER, shaderMat->mAlphaTestThreshold / 255.f));
alphaFunc = shareAttribute(alphaFunc);
stateset->setAttributeAndModes(alphaFunc, osg::StateAttribute::ON);
}
if (shaderMat->mAlphaBlend)
{
osg::StateSet* stateset = node->getOrCreateStateSet();
osg::ref_ptr<osg::BlendFunc> blendFunc(
new osg::BlendFunc(getBlendMode(shaderMat->mSourceBlendMode),
getBlendMode(shaderMat->mDestinationBlendMode)));
blendFunc = shareAttribute(blendFunc);
stateset->setAttributeAndModes(blendFunc, osg::StateAttribute::ON);
hasSortAlpha = true;
if (!mPushedSorter)
setBin_Transparent(stateset);
}
if (shaderMat->mDecal)
{
osg::StateSet* stateset = node->getOrCreateStateSet();
if (!mPushedSorter && !hasSortAlpha)
stateset->setRenderBinDetails(1, "SORT_BACK_TO_FRONT");
osg::ref_ptr<osg::PolygonOffset> polygonOffset(new osg::PolygonOffset);
polygonOffset->setUnits(SceneUtil::AutoDepth::isReversed() ? 1.f : -1.f);
polygonOffset->setFactor(SceneUtil::AutoDepth::isReversed() ? 0.65f : -0.65f);
stateset->setAttributeAndModes(polygonOffset, osg::StateAttribute::ON);
}
if (shaderMat->mShaderType == Bgsm::ShaderType::Lighting)
{
auto bgsm = static_cast<const Bgsm::BGSMFile*>(shaderMat.get());
specEnabled
= false; // bgsm->mSpecularEnabled; disabled until it can be implemented properly
specStrength = bgsm->mSpecularMult;
emissiveMult = bgsm->mEmittanceMult;
mat->setEmission(osg::Material::FRONT_AND_BACK, osg::Vec4f(bgsm->mEmittanceColor, 1.f));
mat->setSpecular(osg::Material::FRONT_AND_BACK, osg::Vec4f(bgsm->mSpecularColor, 1.f));
}
break;
}
mat->setAlpha(osg::Material::FRONT_AND_BACK, shaderprop->mAlpha);
mat->setEmission(osg::Material::FRONT_AND_BACK, osg::Vec4f(shaderprop->mEmissive, 1.f));
mat->setSpecular(osg::Material::FRONT_AND_BACK, osg::Vec4f(shaderprop->mSpecular, 1.f));
@ -2855,6 +2900,49 @@ namespace NifOsg
case Nif::RC_BSEffectShaderProperty:
{
auto shaderprop = static_cast<const Nif::BSEffectShaderProperty*>(property);
Bgsm::MaterialFilePtr shaderMat = getShaderMaterial(shaderprop->mName);
if (shaderMat)
{
mat->setAlpha(osg::Material::FRONT_AND_BACK, shaderMat->mTransparency);
if (shaderMat->mAlphaTest)
{
osg::StateSet* stateset = node->getOrCreateStateSet();
osg::ref_ptr<osg::AlphaFunc> alphaFunc(new osg::AlphaFunc(
osg::AlphaFunc::GREATER, shaderMat->mAlphaTestThreshold / 255.f));
alphaFunc = shareAttribute(alphaFunc);
stateset->setAttributeAndModes(alphaFunc, osg::StateAttribute::ON);
}
if (shaderMat->mAlphaBlend)
{
osg::StateSet* stateset = node->getOrCreateStateSet();
osg::ref_ptr<osg::BlendFunc> blendFunc(
new osg::BlendFunc(getBlendMode(shaderMat->mSourceBlendMode),
getBlendMode(shaderMat->mDestinationBlendMode)));
blendFunc = shareAttribute(blendFunc);
stateset->setAttributeAndModes(blendFunc, osg::StateAttribute::ON);
hasSortAlpha = true;
if (!mPushedSorter)
setBin_Transparent(stateset);
}
if (shaderMat->mDecal)
{
osg::StateSet* stateset = node->getOrCreateStateSet();
if (!mPushedSorter && !hasSortAlpha)
stateset->setRenderBinDetails(1, "SORT_BACK_TO_FRONT");
osg::ref_ptr<osg::PolygonOffset> polygonOffset(new osg::PolygonOffset);
polygonOffset->setUnits(SceneUtil::AutoDepth::isReversed() ? 1.f : -1.f);
polygonOffset->setFactor(SceneUtil::AutoDepth::isReversed() ? 0.65f : -0.65f);
stateset->setAttributeAndModes(polygonOffset, osg::StateAttribute::ON);
}
if (shaderMat->mShaderType == Bgsm::ShaderType::Effect)
{
auto bgem = static_cast<const Bgsm::BGEMFile*>(shaderMat.get());
mat->setEmission(osg::Material::FRONT_AND_BACK, osg::Vec4f(bgem->mEmittanceColor, 1.f));
if (bgem->mSoft)
SceneUtil::setupSoftEffect(*node, bgem->mSoftDepth, true, bgem->mSoftDepth);
}
break;
}
if (shaderprop->decal())
{
osg::StateSet* stateset = node->getOrCreateStateSet();