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(Breaking) Backends: DX12: removed support for legacy ImGui_ImplDX12_Init() signature obsoleted in 1.91.6. (#9487)

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Amend 40b2286d1, 142827f7, eefe5d5aa.
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ocornut
2026-08-05 14:58:55 +02:00
parent 2de0a07cd4
commit a5a3e1bd04
3 changed files with 13 additions and 38 deletions
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32
backends/imgui_impl_dx12.cpp
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@@ -20,6 +20,7 @@
// CHANGELOG
// (minor and older changes stripped away, please see git history for details)
// 2026-08-05: DirectX12: *BREAKING CHANGE* Removed support for legacy `ImGui_ImplDX12_Init()` signature obsoleted in 1.91.6 (2024-11-15) because it needed to forcefully disable support for ImGuiBackendFlags_RendererHasTextures. (#9487)
// 2026-04-23: Added support for standard draw callbacks (in platform_io): DrawCallback_ResetRenderState, DrawCallback_SetSamplerLinear, DrawCallback_SetSamplerNearest. (#9378)
// 2025-10-11: DirectX12: Reuse texture upload buffer and grow it only when necessary. (#9002)
// 2025-09-29: DirectX12: Rework synchronization logic. (#8961)
@@ -956,37 +957,6 @@ bool ImGui_ImplDX12_Init(ImGui_ImplDX12_InitInfo* init_info)
return true;
}
#ifndef IMGUI_DISABLE_OBSOLETE_FUNCTIONS
// Legacy initialization API Obsoleted in 1.91.5
// font_srv_cpu_desc_handle and font_srv_gpu_desc_handle are handles to a single SRV descriptor to use for the internal font texture, they must be in 'srv_descriptor_heap'
bool ImGui_ImplDX12_Init(ID3D12Device* device, int num_frames_in_flight, DXGI_FORMAT rtv_format, ID3D12DescriptorHeap* srv_descriptor_heap, D3D12_CPU_DESCRIPTOR_HANDLE font_srv_cpu_desc_handle, D3D12_GPU_DESCRIPTOR_HANDLE font_srv_gpu_desc_handle)
{
ImGui_ImplDX12_InitInfo init_info;
init_info.Device = device;
init_info.NumFramesInFlight = num_frames_in_flight;
init_info.RTVFormat = rtv_format;
init_info.SrvDescriptorHeap = srv_descriptor_heap;
init_info.LegacySingleSrvCpuDescriptor = font_srv_cpu_desc_handle;
init_info.LegacySingleSrvGpuDescriptor = font_srv_gpu_desc_handle;
D3D12_COMMAND_QUEUE_DESC queueDesc = {};
queueDesc.Type = D3D12_COMMAND_LIST_TYPE_DIRECT;
queueDesc.Flags = D3D12_COMMAND_QUEUE_FLAG_NONE;
queueDesc.NodeMask = 1;
HRESULT hr = device->CreateCommandQueue(&queueDesc, IID_PPV_ARGS(&init_info.CommandQueue));
IM_ASSERT(SUCCEEDED(hr));
bool ret = ImGui_ImplDX12_Init(&init_info);
ImGui_ImplDX12_Data* bd = ImGui_ImplDX12_GetBackendData();
bd->commandQueueOwned = true;
ImGuiIO& io = ImGui::GetIO();
io.BackendFlags &= ~ImGuiBackendFlags_RendererHasTextures; // Using legacy ImGui_ImplDX12_Init() call with 1 SRV descriptor we cannot support multiple textures.
return ret;
}
#endif
void ImGui_ImplDX12_Shutdown()
{
ImGui_ImplDX12_Data* bd = ImGui_ImplDX12_GetBackendData();