bool DynamicStreamingD3D12Bundle::CreateGeometryBuffer(size_t _maxVertexCount)
{
const size_t sizeofVertex = sizeof(Vec2);
m_BufferSize = sizeofVertex * _maxVertexCount;
const size_t totalSize = m_BufferSize * NUM_ACCUMULATED_FRAMES;
if (FAILED(g_D3D12Device->CreateCommittedResource(
&CD3D12_HEAP_PROPERTIES(D3D12_HEAP_TYPE_UPLOAD),
D3D12_HEAP_FLAG_NONE,
&CD3D12_RESOURCE_DESC::Buffer(totalSize),
D3D12_RESOURCE_STATE_GENERIC_READ,
nullptr,
IID_PPV_ARGS(&m_GeometryBuffer)
)))
return false;
m_VertexBufferView = D3D12_VERTEX_BUFFER_VIEW{ m_GeometryBuffer->GetGPUVirtualAddress(), totalSize, sizeofVertex };
m_GeometryBuffer->Map(0, 0, reinterpret_cast<void**>(&m_VertexData));
kVertexSizeBytes = sizeof(Vec2);
kParticleCount = _maxVertexCount / kVertsPerParticle;
kTotalVertices = _maxVertexCount;
kOffsetInBytes = m_BufferSize * g_curContext;
kPerticleInBytes = kVertsPerParticle * kVertexSizeBytes;
return true;
}
void TextureManager::LoadTextures(const std::vector<std::string>& TexturesLocation)
{
for (std::string TextureLoc : TexturesLocation)
{
const std::string &fixed = "..\\examples\\assets\\" + TextureLoc.substr(0, TextureLoc.find_last_of('.')) + ".DDS";
std::ifstream DDSFile(fixed, std::ifstream::binary);
irr::video::CImageLoaderDDS DDSPic(DDSFile);
#ifdef GLBUILD
WrapperResource *res = (WrapperResource*)malloc(sizeof(WrapperResource));
// TODO : clean it
GLTexture *tmptexture = new GLTexture(DDSPic.getLoadedImage());
res->GLValue.Resource = tmptexture->Id;
res->GLValue.Type = GL_TEXTURE_2D;
#endif
#ifdef DXBUILD
D3DTexture TextureInRam(DDSPic.getLoadedImage());
WrapperResource *res = (WrapperResource*)malloc(sizeof(WrapperResource));
HRESULT hr = Context::getInstance()->dev->CreateCommittedResource(
&CD3D12_HEAP_PROPERTIES(D3D12_HEAP_TYPE_DEFAULT),
D3D12_HEAP_MISC_NONE,
&CD3D12_RESOURCE_DESC::Tex2D(TextureInRam.getFormat(), (UINT)TextureInRam.getWidth(), (UINT)TextureInRam.getHeight(), 1, (UINT16)TextureInRam.getMipLevelsCount()),
D3D12_RESOURCE_USAGE_GENERIC_READ,
nullptr,
IID_PPV_ARGS(&res->D3DValue.resource)
);
Microsoft::WRL::ComPtr<ID3D12CommandAllocator> cmdalloc;
Context::getInstance()->dev->CreateCommandAllocator(D3D12_COMMAND_LIST_TYPE_DIRECT, IID_PPV_ARGS(&cmdalloc));
Microsoft::WRL::ComPtr<ID3D12GraphicsCommandList> cmdlist;
Context::getInstance()->dev->CreateCommandList(1, D3D12_COMMAND_LIST_TYPE_DIRECT, cmdalloc.Get(), nullptr, IID_PPV_ARGS(&cmdlist));
TextureInRam.CreateUploadCommandToResourceInDefaultHeap(cmdlist.Get(), res->D3DValue.resource);
cmdlist->Close();
Context::getInstance()->cmdqueue->ExecuteCommandLists(1, (ID3D12CommandList**)cmdlist.GetAddressOf());
HANDLE handle = getCPUSyncHandle(Context::getInstance()->cmdqueue.Get());
res->D3DValue.description.TextureView.SRV = TextureInRam.getResourceViewDesc();
WaitForSingleObject(handle, INFINITE);
CloseHandle(handle);
#endif
textureSet.emplace(TextureLoc, res);
}
}
