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NifLoader: move texture property handling to a separate function

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move
scrawl 9 years ago
parent acf44fd9e5
commit 50e92c8136
1 changed files with 113 additions and 109 deletions
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222
components/nifosg/nifloader.cpp
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@ -1210,6 +1210,118 @@ namespace NifOsg
} }
} }
void handleTextureProperty(const Nif::NiTexturingProperty* texprop, osg::StateSet* stateset, SceneUtil::CompositeStateSetUpdater* composite, Resource::ImageManager* imageManager, std::vector<int>& boundTextures, int animflags)
{
if (boundTextures.size())
{
// overriding a parent NiTexturingProperty, so remove what was previously bound
for (unsigned int i=0; i<boundTextures.size(); ++i)
stateset->setTextureMode(i, GL_TEXTURE_2D, osg::StateAttribute::OFF);
boundTextures.clear();
}
for (int i=0; i<Nif::NiTexturingProperty::NumTextures; ++i)
{
if (texprop->textures[i].inUse)
{
switch(i)
{
//These are handled later on
case Nif::NiTexturingProperty::BaseTexture:
case Nif::NiTexturingProperty::GlowTexture:
case Nif::NiTexturingProperty::DarkTexture:
case Nif::NiTexturingProperty::DetailTexture:
break;
case Nif::NiTexturingProperty::GlossTexture:
{
std::cerr << "NiTexturingProperty::GlossTexture in " << mFilename << " not currently used." << std::endl;
continue;
}
case Nif::NiTexturingProperty::BumpTexture:
{
std::cerr << "NiTexturingProperty::BumpTexture in " << mFilename << " not currently used." << std::endl;
continue;
}
case Nif::NiTexturingProperty::DecalTexture:
{
std::cerr << "NiTexturingProperty::DecalTexture in " << mFilename << " not currently used." << std::endl;
continue;
}
default:
{
std::cerr << "Warning: unhandled texture stage " << i << " in " << mFilename << std::endl;
continue;
}
}
const Nif::NiTexturingProperty::Texture& tex = texprop->textures[i];
if(tex.texture.empty())
{
std::cerr << "Warning: texture layer " << i << " is in use but empty in " << mFilename << std::endl;
continue;
}
const Nif::NiSourceTexture *st = tex.texture.getPtr();
if (!st->external)
{
std::cerr << "Warning: unhandled internal texture in " << mFilename << std::endl;
continue;
}
std::string filename = Misc::ResourceHelpers::correctTexturePath(st->filename, imageManager->getVFS());
unsigned int clamp = static_cast<unsigned int>(tex.clamp);
int wrapT = (clamp) & 0x1;
int wrapS = (clamp >> 1) & 0x1;
// create a new texture, will later attempt to share using the SharedStateManager
osg::ref_ptr<osg::Texture2D> texture2d (new osg::Texture2D(imageManager->getImage(filename)));
texture2d->setWrap(osg::Texture::WRAP_S, wrapS ? osg::Texture::REPEAT : osg::Texture::CLAMP);
texture2d->setWrap(osg::Texture::WRAP_T, wrapT ? osg::Texture::REPEAT : osg::Texture::CLAMP);
int texUnit = boundTextures.size();
stateset->setTextureAttributeAndModes(texUnit, texture2d, osg::StateAttribute::ON);
if (i == Nif::NiTexturingProperty::GlowTexture)
{
osg::TexEnvCombine* texEnv = new osg::TexEnvCombine;
texEnv->setCombine_Alpha(osg::TexEnvCombine::REPLACE);
texEnv->setSource0_Alpha(osg::TexEnvCombine::PREVIOUS);
texEnv->setCombine_RGB(osg::TexEnvCombine::ADD);
texEnv->setSource0_RGB(osg::TexEnvCombine::PREVIOUS);
texEnv->setSource1_RGB(osg::TexEnvCombine::TEXTURE);
stateset->setTextureAttributeAndModes(texUnit, texEnv, osg::StateAttribute::ON);
}
else if (i == Nif::NiTexturingProperty::DarkTexture)
{
osg::TexEnv* texEnv = new osg::TexEnv;
texEnv->setMode(osg::TexEnv::MODULATE);
stateset->setTextureAttributeAndModes(texUnit, texEnv, osg::StateAttribute::ON);
}
else if (i == Nif::NiTexturingProperty::DetailTexture)
{
osg::TexEnvCombine* texEnv = new osg::TexEnvCombine;
texEnv->setScale_RGB(2.f);
texEnv->setCombine_Alpha(GL_MODULATE);
texEnv->setOperand0_Alpha(GL_SRC_ALPHA);
texEnv->setOperand1_Alpha(GL_SRC_ALPHA);
texEnv->setSource0_Alpha(GL_PREVIOUS_ARB);
texEnv->setSource1_Alpha(GL_TEXTURE);
texEnv->setCombine_RGB(GL_MODULATE);
texEnv->setOperand0_RGB(GL_SRC_COLOR);
texEnv->setOperand1_RGB(GL_SRC_COLOR);
texEnv->setSource0_RGB(GL_PREVIOUS_ARB);
texEnv->setSource1_RGB(GL_TEXTURE);
stateset->setTextureAttributeAndModes(texUnit, texEnv, osg::StateAttribute::ON);
}
boundTextures.push_back(tex.uvSet);
}
}
handleTextureControllers(texprop, composite, imageManager, stateset, animflags);
}
void handleProperty(const Nif::Property *property, void handleProperty(const Nif::Property *property,
osg::Node *node, SceneUtil::CompositeStateSetUpdater* composite, Resource::ImageManager* imageManager, std::vector<int>& boundTextures, int animflags) osg::Node *node, SceneUtil::CompositeStateSetUpdater* composite, Resource::ImageManager* imageManager, std::vector<int>& boundTextures, int animflags)
{ {
@ -1283,115 +1395,7 @@ namespace NifOsg
{ {
const Nif::NiTexturingProperty* texprop = static_cast<const Nif::NiTexturingProperty*>(property); const Nif::NiTexturingProperty* texprop = static_cast<const Nif::NiTexturingProperty*>(property);
osg::StateSet* stateset = node->getOrCreateStateSet(); osg::StateSet* stateset = node->getOrCreateStateSet();
handleTextureProperty(texprop, stateset, composite, imageManager, boundTextures, animflags);
if (boundTextures.size())
{
// overriding a parent NiTexturingProperty, so remove what was previously bound
for (unsigned int i=0; i<boundTextures.size(); ++i)
stateset->setTextureMode(i, GL_TEXTURE_2D, osg::StateAttribute::OFF);
boundTextures.clear();
}
for (int i=0; i<Nif::NiTexturingProperty::NumTextures; ++i)
{
if (texprop->textures[i].inUse)
{
switch(i)
{
//These are handled later on
case Nif::NiTexturingProperty::BaseTexture:
case Nif::NiTexturingProperty::GlowTexture:
case Nif::NiTexturingProperty::DarkTexture:
case Nif::NiTexturingProperty::DetailTexture:
break;
case Nif::NiTexturingProperty::GlossTexture:
{
std::cerr << "NiTexturingProperty::GlossTexture in " << mFilename << " not currently used." << std::endl;
continue;
}
case Nif::NiTexturingProperty::BumpTexture:
{
std::cerr << "NiTexturingProperty::BumpTexture in " << mFilename << " not currently used." << std::endl;
continue;
}
case Nif::NiTexturingProperty::DecalTexture:
{
std::cerr << "NiTexturingProperty::DecalTexture in " << mFilename << " not currently used." << std::endl;
continue;
}
default:
{
std::cerr << "Warning: unhandled texture stage " << i << " in " << mFilename << std::endl;
continue;
}
}
const Nif::NiTexturingProperty::Texture& tex = texprop->textures[i];
if(tex.texture.empty())
{
std::cerr << "Warning: texture layer " << i << " is in use but empty in " << mFilename << std::endl;
continue;
}
const Nif::NiSourceTexture *st = tex.texture.getPtr();
if (!st->external)
{
std::cerr << "Warning: unhandled internal texture in " << mFilename << std::endl;
continue;
}
std::string filename = Misc::ResourceHelpers::correctTexturePath(st->filename, imageManager->getVFS());
unsigned int clamp = static_cast<unsigned int>(tex.clamp);
int wrapT = (clamp) & 0x1;
int wrapS = (clamp >> 1) & 0x1;
// create a new texture, will later attempt to share using the SharedStateManager
osg::ref_ptr<osg::Texture2D> texture2d (new osg::Texture2D(imageManager->getImage(filename)));
texture2d->setWrap(osg::Texture::WRAP_S, wrapS ? osg::Texture::REPEAT : osg::Texture::CLAMP);
texture2d->setWrap(osg::Texture::WRAP_T, wrapT ? osg::Texture::REPEAT : osg::Texture::CLAMP);
int texUnit = boundTextures.size();
stateset->setTextureAttributeAndModes(texUnit, texture2d, osg::StateAttribute::ON);
if (i == Nif::NiTexturingProperty::GlowTexture)
{
osg::TexEnvCombine* texEnv = new osg::TexEnvCombine;
texEnv->setCombine_Alpha(osg::TexEnvCombine::REPLACE);
texEnv->setSource0_Alpha(osg::TexEnvCombine::PREVIOUS);
texEnv->setCombine_RGB(osg::TexEnvCombine::ADD);
texEnv->setSource0_RGB(osg::TexEnvCombine::PREVIOUS);
texEnv->setSource1_RGB(osg::TexEnvCombine::TEXTURE);
stateset->setTextureAttributeAndModes(texUnit, texEnv, osg::StateAttribute::ON);
}
else if (i == Nif::NiTexturingProperty::DarkTexture)
{
osg::TexEnv* texEnv = new osg::TexEnv;
texEnv->setMode(osg::TexEnv::MODULATE);
stateset->setTextureAttributeAndModes(texUnit, texEnv, osg::StateAttribute::ON);
}
else if (i == Nif::NiTexturingProperty::DetailTexture)
{
osg::TexEnvCombine* texEnv = new osg::TexEnvCombine;
texEnv->setScale_RGB(2.f);
texEnv->setCombine_Alpha(GL_MODULATE);
texEnv->setOperand0_Alpha(GL_SRC_ALPHA);
texEnv->setOperand1_Alpha(GL_SRC_ALPHA);
texEnv->setSource0_Alpha(GL_PREVIOUS_ARB);
texEnv->setSource1_Alpha(GL_TEXTURE);
texEnv->setCombine_RGB(GL_MODULATE);
texEnv->setOperand0_RGB(GL_SRC_COLOR);
texEnv->setOperand1_RGB(GL_SRC_COLOR);
texEnv->setSource0_RGB(GL_PREVIOUS_ARB);
texEnv->setSource1_RGB(GL_TEXTURE);
stateset->setTextureAttributeAndModes(texUnit, texEnv, osg::StateAttribute::ON);
}
boundTextures.push_back(tex.uvSet);
}
}
handleTextureControllers(texprop, composite, imageManager, stateset, animflags);
break; break;
} }
// unused by mw // unused by mw

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