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Pass command list in using ImGui_ImplDX12_NewFrame() instead of ImGui_ImplDX12_Init()

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This commit is contained in:
Jefferson Montgomery 2017-09-24 14:43:37 -07:00 committed by Jefferson Montgomery
parent f72b95d73f
commit f6b6dace9e
3 changed files with 8 additions and 7 deletions
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7
examples/directx12_example/imgui_impl_dx12.cpp
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@ -629,13 +629,12 @@ void ImGui_ImplDX12_InvalidateDeviceObjects()
}
bool ImGui_ImplDX12_Init(void* hwnd, int num_frames_in_flight,
ID3D12Device* device, ID3D12GraphicsCommandList* command_list,
ID3D12Device* device,
D3D12_CPU_DESCRIPTOR_HANDLE font_srv_cpu_desc_handle,
D3D12_GPU_DESCRIPTOR_HANDLE font_srv_gpu_desc_handle)
{
g_hWnd = (HWND)hwnd;
g_pd3dDevice = device;
g_pd3dCommandList = command_list;
g_hFontSrvCpuDescHandle = font_srv_cpu_desc_handle;
g_hFontSrvGpuDescHandle = font_srv_gpu_desc_handle;
g_pFrameResources = new FrameResources [num_frames_in_flight];
@ -697,11 +696,13 @@ void ImGui_ImplDX12_Shutdown()
g_frameIndex = UINT_MAX;
}
void ImGui_ImplDX12_NewFrame()
void ImGui_ImplDX12_NewFrame(ID3D12GraphicsCommandList* command_list)
{
if (!g_pPipelineState)
ImGui_ImplDX12_CreateDeviceObjects();
g_pd3dCommandList = command_list;
ImGuiIO& io = ImGui::GetIO();
// Setup display size (every frame to accommodate for window resizing)

4
examples/directx12_example/imgui_impl_dx12.h
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@ -21,11 +21,11 @@ struct D3D12_GPU_DESCRIPTOR_HANDLE;
// fontSrvCpuDescHandle and fontSrvGpuDescHandle are handles to a single SRV
// descriptor to use for the internal font texture.
IMGUI_API bool ImGui_ImplDX12_Init(void* hwnd, int numFramesInFlight,
ID3D12Device* device, ID3D12GraphicsCommandList* cmdList,
ID3D12Device* device,
D3D12_CPU_DESCRIPTOR_HANDLE fontSrvCpuDescHandle,
D3D12_GPU_DESCRIPTOR_HANDLE fontSrvGpuDescHandle);
IMGUI_API void ImGui_ImplDX12_Shutdown();
IMGUI_API void ImGui_ImplDX12_NewFrame();
IMGUI_API void ImGui_ImplDX12_NewFrame(ID3D12GraphicsCommandList* cmdList);
// Use if you want to reset your rendering device without losing ImGui state.
IMGUI_API void ImGui_ImplDX12_InvalidateDeviceObjects();

4
examples/directx12_example/main.cpp
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@ -300,7 +300,7 @@ int main(int, char**)
UpdateWindow(hwnd);
// Setup ImGui binding
ImGui_ImplDX12_Init(hwnd, NUM_FRAMES_IN_FLIGHT, g_pd3dDevice, g_pd3dCommandList,
ImGui_ImplDX12_Init(hwnd, NUM_FRAMES_IN_FLIGHT, g_pd3dDevice,
g_pd3dSrvDescHeap->GetCPUDescriptorHandleForHeapStart(),
g_pd3dSrvDescHeap->GetGPUDescriptorHandleForHeapStart());
@ -329,7 +329,7 @@ int main(int, char**)
DispatchMessage(&msg);
continue;
}
ImGui_ImplDX12_NewFrame();
ImGui_ImplDX12_NewFrame(g_pd3dCommandList);
// 1. Show a simple window
// Tip: if we don't call ImGui::Begin()/ImGui::End() the widgets appears in a window automatically called "Debug"