void Renderer::Draw ( const SceneNode* node )
{
// Set the lights for this node.
for ( int i = 0; i < node->LightCount (); i++ )
{
ApplyLighting ( node->GetLight ( i ) );
}
// Execute pre-drawing effects setup.
for ( int i = 0; i < node->EffectCount (); i++ )
{
SetupEffect ( node->GetEffect ( i ) );
}
// Draw any mesh associated with this node.
if ( node->IsDerived ( Mesh::GetRTTI () ) )
{
Mesh* mesh = (Mesh*) node;
Draw ( mesh );
}
// Draw this node's children (if the child is a SceneNode).
for ( int i = 0; i < node->ChildCount (); i++ )
{
if ( node->GetChild ( i )->IsDerived ( SceneNode::GetRTTI () ) )
{
SceneNode* child = (SceneNode*) node->GetChild ( i );
Draw ( child );
}
}
}
//
// PERFORM LIGHTING ON AN ARRAY OF VERTICES
//
void DxLight::Manager::Light(VertexL *dstV, Plane *srcP, Vector *srcV, Vector *srcN, Color *srcC, UVPair *srcUV, U32 &countV, U16 *dstI, U16 *srcI, U32 &countI)
{
ASSERT(srcV);
ASSERT(dstV);
ASSERT(countV < MAXVERTS);
// set up the material values
SetMaterialValues();
ASSERT(countV > 0 && (material_diffuse.r + material_diffuse.g + material_diffuse.b + material_diffuse.a) > 0.0f);
// if the polygons are two-sided...
if (BucketMan::GetPrimitiveFlags() & RS_2SIDED)
{
// combine the components without back-face culling
Combine(dstV, srcP, srcV, srcN, srcC, srcUV, countV, dstI, srcI, countI);
}
else
{
// combine the components with back-face culling
BackCull(dstV, srcP, srcV, srcN, srcC, srcUV, countV, dstI, srcI, countI);
}
// if there are any vertices left...
if (countV)
{
// calculate lighting for the vertices
CalculateLighting(dstV, countV);
// apply lighting to the vertices
ApplyLighting(dstV, countV);
}
}
