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Handle material properties in trishapeToGeometry

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This commit is contained in:
scrawl 2015-02-23 21:16:37 +01:00
parent 6c63bab8e4
commit 74dfb23e7b
1 changed files with 12 additions and 7 deletions
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19
components/nifosg/nifloader.cpp
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@ -113,12 +113,11 @@ namespace
collectMaterialProperties(nifNode->parent, out);
}
void updateMaterialProperties(osg::StateSet* stateset, const std::vector<const Nif::Property*>& properties)
void updateMaterialProperties(osg::StateSet* stateset, const std::vector<const Nif::Property*>& properties, bool hasVertexColors)
{
int specFlags = 0; // Specular is disabled by default, even if there's a specular color in the NiMaterialProperty
osg::Material* mat = new osg::Material;
// FIXME: color mode should be disabled if the TriShape has no vertex colors
mat->setColorMode(osg::Material::AMBIENT_AND_DIFFUSE);
mat->setColorMode(hasVertexColors ? osg::Material::AMBIENT_AND_DIFFUSE : osg::Material::OFF);
for (std::vector<const Nif::Property*>::const_reverse_iterator it = properties.rbegin(); it != properties.rend(); ++it)
{
const Nif::Property* property = *it;
@ -145,6 +144,8 @@ namespace
case Nif::RC_NiVertexColorProperty:
{
const Nif::NiVertexColorProperty* vertprop = static_cast<const Nif::NiVertexColorProperty*>(property);
if (!hasVertexColors)
break;
switch (vertprop->flags)
{
case 0:
@ -504,13 +505,20 @@ namespace NifOsg
geometry->setTexCoordArray(textureStage, new osg::Vec2Array(data->uvlist[uvSet].size(), &data->uvlist[uvSet][0]), osg::Array::BIND_PER_VERTEX);
}
// FIXME: material ColorMode should be disabled if the TriShape has no vertex colors
if (!data->colors.empty())
geometry->setColorArray(new osg::Vec4Array(data->colors.size(), &data->colors[0]), osg::Array::BIND_PER_VERTEX);
geometry->addPrimitiveSet(new osg::DrawElementsUShort(osg::PrimitiveSet::TRIANGLES,
data->triangles.size(),
(unsigned short*)&data->triangles[0]));
// osg::Material properties are handled here for two reasons:
// - if there are no vertex colors, we need to disable colorMode.
// - there are 3 "overlapping" nif properties that all affect the osg::Material, handling them
// above the actual renderable would be tedious.
std::vector<const Nif::Property*> materialProps;
collectMaterialProperties(triShape, materialProps);
updateMaterialProperties(geometry->getOrCreateStateSet(), materialProps, !data->colors.empty());
}
void Loader::handleTriShape(const Nif::NiTriShape* triShape, osg::Group* parentNode, const std::map<int, int>& boundTextures)
@ -653,9 +661,6 @@ namespace NifOsg
case Nif::RC_NiSpecularProperty:
{
// TODO: handle these in handleTriShape so we know whether vertex colors are available
std::vector<const Nif::Property*> materialProps;
collectMaterialProperties(nifNode, materialProps);
updateMaterialProperties(stateset, materialProps);
break;
}
case Nif::RC_NiAlphaProperty: