//////////////////////////////////////////////////////////////////////////
/// @brief SwrDraw
/// @param hContext - Handle passed back from SwrCreateContext
/// @param topology - Specifies topology for draw.
/// @param startVertex - Specifies start vertex in vertex buffer for draw.
/// @param primCount - Number of vertices.
void SwrDraw(
HANDLE hContext,
PRIMITIVE_TOPOLOGY topology,
uint32_t startVertex,
uint32_t numVertices)
{
DrawInstanced(hContext, topology, numVertices, startVertex);
}
//////////////////////////////////////////////////////////////////////////
/// @brief SwrDrawInstanced
/// @param hContext - Handle passed back from SwrCreateContext
/// @param topology - Specifies topology for draw.
/// @param numVertsPerInstance - How many vertices to read sequentially from vertex data.
/// @param numInstances - How many instances to render.
/// @param startVertex - Specifies start vertex for draw. (vertex data)
/// @param startInstance - Which instance to start sequentially fetching from in each buffer (instanced data)
void SwrDrawInstanced(
HANDLE hContext,
PRIMITIVE_TOPOLOGY topology,
uint32_t numVertsPerInstance,
uint32_t numInstances,
uint32_t startVertex,
uint32_t startInstance
)
{
DrawInstanced(hContext, topology, numVertsPerInstance, startVertex, numInstances, startInstance);
}
/** Draws a StaticMeshVisual instanced */
void D3D11GraphicsEngineTest::DrawVisualInstances(MeshVisualInfo* visual)
{
// Bind distance information to make fade-out working
BindDistanceInformationFor(visual);
// Check if cache exists
// There should be no visuals without meshes here, so we don't have to check the map for being empty, too.
if(visual->MeshesCached.empty())
{
int i=0; // Counter for materials
visual->MeshesCached.resize(visual->MeshesByTexture.size());
for(std::map<MeshKey, std::vector<MeshInfo*>>::iterator it = visual->MeshesByTexture.begin(); it != visual->MeshesByTexture.end(); it++)
{
// Add key and vector
visual->MeshesCached[i].first = (*it).first;
visual->MeshesCached[i].second = (*it).second;
i++;
}
}
// Loop through the materials
for(int m=0;m<visual->MeshesCached.size();m++)
{
const MeshKey& key = visual->MeshesCached[m].first;
std::vector<MeshInfo*>& mlist = visual->MeshesCached[m].second;
// Bind shader and texture for every submesh (Should only be one, maybe more for very high-poly meshes)
BindShaderForKey(key);
// Loop through the submeshes and draw them all in one batch
for(int i=0;i<mlist.size();i++)
{
// Bind tesselation info if possible
//TryBindPNAENShaderForVisual(visual, mlist[i]);
// Draw using normal- or PNAEN-Indices whether we have tesselation enabled or not
if(!ActiveHDS)
{
// Draw batch
DrawInstanced( mlist[i]->MeshVertexBuffer,
mlist[i]->MeshIndexBuffer,
mlist[i]->Indices.size(),
DynamicInstancingBuffer,
sizeof(VobInstanceInfo),
visual->Instances.size(),
sizeof(ExVertexStruct),
visual->StartInstanceNum);
}else
{
// Draw batch tesselated
DrawInstanced( mlist[i]->MeshVertexBuffer,
mlist[i]->MeshIndexBufferPNAEN,
mlist[i]->IndicesPNAEN.size(),
DynamicInstancingBuffer,
sizeof(VobInstanceInfo),
visual->Instances.size(),
sizeof(ExVertexStruct),
visual->StartInstanceNum);
}
}
}
}
void DX11Mesh::Draw()
{
DrawInstanced(1);
}