void RAS_ListRasterizer::IndexPrimitivesMulti(RAS_MeshSlot& ms)
{
RAS_ListSlot* localSlot =0;
if (ms.m_bDisplayList) {
localSlot = FindOrAdd(ms);
localSlot->DrawList();
if (localSlot->End()) {
// save slot here too, needed for replicas and object using same mesh
// => they have the same vertexarray but different mesh slot
ms.m_DisplayList = localSlot;
return;
}
}
// workaround: note how we do not use vertex arrays for making display
// lists, since glVertexAttribPointerARB doesn't seem to work correct
// in display lists on ATI? either a bug in the driver or in Blender ..
if (mUseVertexArrays && !mATI && !ms.m_pDerivedMesh)
RAS_VAOpenGLRasterizer::IndexPrimitivesMulti(ms);
else
RAS_OpenGLRasterizer::IndexPrimitivesMulti(ms);
if (ms.m_bDisplayList) {
localSlot->EndList();
ms.m_DisplayList = localSlot;
}
}
void RAS_ListRasterizer::IndexPrimitives(RAS_MeshSlot& ms)
{
RAS_ListSlot* localSlot =0;
if (ms.m_bDisplayList) {
localSlot = FindOrAdd(ms);
localSlot->DrawList();
if (localSlot->End()) {
// save slot here too, needed for replicas and object using same mesh
// => they have the same vertexarray but different mesh slot
ms.m_DisplayList = localSlot;
return;
}
}
// derived mesh cannot use vertex array
if (mUseVertexArrays && !ms.m_pDerivedMesh)
RAS_VAOpenGLRasterizer::IndexPrimitives(ms);
else
RAS_OpenGLRasterizer::IndexPrimitives(ms);
if (ms.m_bDisplayList) {
localSlot->EndList();
ms.m_DisplayList = localSlot;
}
}
RAS_ListSlot* RAS_ListRasterizer::FindOrAdd(RAS_MeshSlot& ms)
{
/*
* Keep a copy of constant lists submitted for rendering,
* this guards against (replicated)new...delete every frame,
* and we can reuse lists!
* :: sorted by mesh slot
*/
RAS_ListSlot* localSlot = (RAS_ListSlot*)ms.m_DisplayList;
if (!localSlot) {
if (ms.m_pDerivedMesh) {
// that means that we draw based on derived mesh, a display list is possible
// Note that we come here only for static derived mesh
int matnr = ms.m_bucket->GetPolyMaterial()->GetMaterialIndex();
RAS_ListSlot* nullSlot = NULL;
RAS_ListSlots *listVector;
RAS_DerivedMeshLists::iterator it = mDerivedMeshLists.find(ms.m_pDerivedMesh);
if (it == mDerivedMeshLists.end()) {
listVector = new RAS_ListSlots(matnr+4, nullSlot);
localSlot = new RAS_ListSlot(this);
localSlot->m_flag |= LIST_DERIVEDMESH;
localSlot->m_matnr = matnr;
listVector->at(matnr) = localSlot;
mDerivedMeshLists.insert(std::pair<DerivedMesh*, RAS_ListSlots*>(ms.m_pDerivedMesh, listVector));
} else {
listVector = it->second;
if (listVector->size() <= matnr)
listVector->resize(matnr+4, nullSlot);
if ((localSlot = listVector->at(matnr)) == NULL) {
localSlot = new RAS_ListSlot(this);
localSlot->m_flag |= LIST_DERIVEDMESH;
localSlot->m_matnr = matnr;
listVector->at(matnr) = localSlot;
} else {
localSlot->AddRef();
}
}
} else {
RAS_ArrayLists::iterator it = mArrayLists.find(ms.m_displayArrays);
if (it == mArrayLists.end()) {
localSlot = new RAS_ListSlot(this);
mArrayLists.insert(std::pair<RAS_DisplayArrayList, RAS_ListSlot*>(ms.m_displayArrays, localSlot));
} else {
localSlot = static_cast<RAS_ListSlot*>(it->second->AddRef());
}
}
}
MT_assert(localSlot);
return localSlot;
}
void RAS_ListRasterizer::IndexPrimitivesMulti(RAS_MeshSlot& ms)
{
RAS_ListSlot* localSlot =0;
if (ms.m_bDisplayList) {
localSlot = FindOrAdd(ms);
localSlot->DrawList();
if (localSlot->End()) {
// save slot here too, needed for replicas and object using same mesh
// => they have the same vertexarray but different mesh slot
ms.m_DisplayList = localSlot;
return;
}
}
RAS_OpenGLRasterizer::IndexPrimitivesMulti(ms);
if (ms.m_bDisplayList) {
localSlot->EndList();
ms.m_DisplayList = localSlot;
}
}