//----------------------------------------------------------------------------------
static GLuint CreateVertexArray(const VertexArray::DeclarationList& declarations, boost::shared_ptr<IndexBuffer> indexBuffer)
{
GLuint vao;
glGenVertexArrays(1, &vao);
glBindVertexArray(vao);
if (indexBuffer) { indexBuffer->Enable(); }
for (VertexArray::DeclarationList::const_iterator iter = declarations.cbegin(); iter != declarations.cend(); ++iter)
{
(*iter)->vertexBuffer->Enable();
for (size_t i = 0; i < (*iter)->attributes.size(); ++i)
{
// The locations of attributes are fixed globally in the shader so they need to be found by attribute semantic...
const GLuint attribIndex = GetAttribLocation((*iter)->attributes[i].semantic);
// Now, enable and configure that particular location...
LOG(
"vertex array: %s - %d x %s @ %d\n",
(*iter)->attributes[i].semantic.c_str(),
(*iter)->attributes[i].size,
GetAttribTypeName((*iter)->attributes[i].type),
attribIndex
);
glEnableVertexAttribArray(attribIndex);
glVertexAttribPointer(attribIndex, (*iter)->attributes[i].size, (*iter)->attributes[i].type, GL_FALSE, (*iter)->stride, (const void*)(*iter)->attributes[i].offset);
}
}
glBindVertexArray(0);
glBindBuffer(GL_ARRAY_BUFFER, 0);
if (indexBuffer) { glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0); }
return vao;
}
void Model::processAttrib(FbxNodeAttribute *attrib, int level)
{
if (!attrib) return;
FbxString typeName = GetAttribTypeName(attrib->GetAttributeType());
FbxString attrName = attrib->GetName();
//PrintTabs(level);
//printf("Attribute %s Name %s\n", typeName.Buffer(), attrName);
switch (attrib->GetAttributeType())
{
case FbxNodeAttribute::eMesh:
processMesh(attrib->GetNode()->GetMesh(), level);
break;
case FbxNodeAttribute::eCamera:
return;
case FbxNodeAttribute::eLight:
return;
}
}