void RAS_BucketManager::RenderSortedBuckets(const MT_Transform& cameratrans, RAS_IRasterizer *rasty, RAS_BucketManager::BucketType bucketType)
{
std::vector<sortedmeshslot> slots;
std::vector<sortedmeshslot>::iterator sit;
OrderBuckets(cameratrans, bucketType, slots, true, rasty);
// Discard if there's no mesh slots.
if (slots.size() == 0) {
return;
}
// The last display array and material bucket used to avoid double calls.
RAS_DisplayArrayBucket *lastDisplayArrayBucket = NULL;
RAS_MaterialBucket *lastMaterialBucket = NULL;
bool matactivated = false;
for (sit = slots.begin(); sit != slots.end(); ++sit) {
RAS_MaterialBucket *bucket = sit->m_bucket;
RAS_DisplayArrayBucket *displayArrayBucket = sit->m_ms->m_displayArrayBucket;
/* Unbind display array here before unset material to use the proper
* number of attributs in storage unbind since this variable is
* global and mutated by all material during its activation.
*/
if (displayArrayBucket != lastDisplayArrayBucket && lastDisplayArrayBucket) {
rasty->UnbindPrimitives(lastDisplayArrayBucket);
}
if (bucket != lastMaterialBucket) {
if (matactivated) {
lastMaterialBucket->DesactivateMaterial(rasty);
}
matactivated = bucket->ActivateMaterial(rasty);
lastMaterialBucket = bucket;
}
/* Bind the new display array here after material activation to use
* proper attributs numbers, same as display array unbind before.
*/
if (displayArrayBucket != lastDisplayArrayBucket) {
rasty->BindPrimitives(displayArrayBucket);
lastDisplayArrayBucket = displayArrayBucket;
}
bucket->RenderMeshSlot(cameratrans, rasty, sit->m_ms);
}
// Always unbind VBO or VA before unset the material to use the correct material attributs.
rasty->UnbindPrimitives(lastDisplayArrayBucket);
if (matactivated) {
lastMaterialBucket->DesactivateMaterial(rasty);
}
}
