void ShadingManager::SetMaterialProperty(const KFbxSurfaceMaterial * pMaterial,
const char * pPropertyName,
const char * pFactorPropertyName,
unsigned int pOGLProperty) const
{
const KFbxProperty lProperty = pMaterial->FindProperty(pPropertyName);
const KFbxProperty lFactorProperty = pMaterial->FindProperty(pFactorPropertyName);
if (lProperty.IsValid() && lFactorProperty.IsValid())
{
fbxDouble3 lColor = fbxDouble3(0, 0, 0);
lColor = lProperty.Get(&lColor);
double lFactor = 1;
lFactor = lFactorProperty.Get(&lFactor);
if (lFactor != 1)
{
lColor[0] *= lFactor;
lColor[1] *= lFactor;
lColor[2] *= lFactor;
}
const GLfloat lMaterial[] = {(GLfloat)lColor[0], (GLfloat)lColor[1], (GLfloat)lColor[2], 1.0f};
glMaterialfv(GL_FRONT, pOGLProperty, lMaterial);
}
}
void ShadingManager::SetMaterial(const KFbxNode * pNode, int pMaterialIndex) const
{
const KFbxSurfaceMaterial * lSurfaceMaterial = pNode->GetMaterial(pMaterialIndex);
if (!lSurfaceMaterial)
return;
if (lSurfaceMaterial == mLastMaterial)
return;
mLastMaterial = lSurfaceMaterial;
SetMaterialProperty(lSurfaceMaterial, KFbxSurfaceMaterial::sEmissive, KFbxSurfaceMaterial::sEmissiveFactor, GL_EMISSION);
SetMaterialProperty(lSurfaceMaterial, KFbxSurfaceMaterial::sAmbient, KFbxSurfaceMaterial::sAmbientFactor, GL_AMBIENT);
const TextureObjectsForMaterialType::RecordType * lRecord = mTextureObjectsForMaterial.Find(lSurfaceMaterial);
if (lRecord)
{
glBindTexture(GL_TEXTURE_2D, lRecord->GetValue());
mLastTextureObject = lRecord->GetValue();
}
else
{
mLastTextureObject = 0;
}
if (!mLastTextureObject)
{
SetMaterialProperty(lSurfaceMaterial, KFbxSurfaceMaterial::sDiffuse, KFbxSurfaceMaterial::sDiffuseFactor, GL_DIFFUSE);
}
SetMaterialProperty(lSurfaceMaterial, KFbxSurfaceMaterial::sSpecular, KFbxSurfaceMaterial::sSpecularFactor, GL_SPECULAR);
KFbxProperty lShininessProperty = lSurfaceMaterial->FindProperty(KFbxSurfaceMaterial::sShininess);
if (lShininessProperty.IsValid())
{
double lShininess = 0;
lShininess = lShininessProperty.Get(&lShininess);
glMaterialf(GL_FRONT, GL_SHININESS, (GLfloat)lShininess);
}
}