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Backends: DX10: create sampler outside of ImGui_ImplDX11_CreateFontsTexture().
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Analoguous to 90dd510 for DX11.
This commit is contained in:
ocornut 2024-12-05 13:08:33 +01:00
parent 43fbd7ce84
commit 18e5d769fd
1 changed files with 27 additions and 15 deletions
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42
backends/imgui_impl_dx10.cpp
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@ -341,21 +341,16 @@ static void ImGui_ImplDX10_CreateFontsTexture()
// Store our identifier
io.Fonts->SetTexID((ImTextureID)bd->pFontTextureView);
}
// Create texture sampler
// (Bilinear sampling is required by default. Set 'io.Fonts->Flags |= ImFontAtlasFlags_NoBakedLines' or 'style.AntiAliasedLinesUseTex = false' to allow point/nearest sampling)
static void ImGui_ImplDX10_DestroyFontsTexture()
{
ImGui_ImplDX10_Data* bd = ImGui_ImplDX10_GetBackendData();
if (bd->pFontTextureView)
{
D3D10_SAMPLER_DESC desc;
ZeroMemory(&desc, sizeof(desc));
desc.Filter = D3D10_FILTER_MIN_MAG_MIP_LINEAR;
desc.AddressU = D3D10_TEXTURE_ADDRESS_CLAMP;
desc.AddressV = D3D10_TEXTURE_ADDRESS_CLAMP;
desc.AddressW = D3D10_TEXTURE_ADDRESS_CLAMP;
desc.MipLODBias = 0.f;
desc.ComparisonFunc = D3D10_COMPARISON_ALWAYS;
desc.MinLOD = 0.f;
desc.MaxLOD = 0.f;
bd->pd3dDevice->CreateSamplerState(&desc, &bd->pFontSampler);
bd->pFontTextureView->Release();
bd->pFontTextureView = nullptr;
ImGui::GetIO().Fonts->SetTexID(0); // We copied bd->pFontTextureView to io.Fonts->TexID so let's clear that as well.
}
}
@ -508,6 +503,22 @@ bool ImGui_ImplDX10_CreateDeviceObjects()
bd->pd3dDevice->CreateDepthStencilState(&desc, &bd->pDepthStencilState);
}
// Create texture sampler
// (Bilinear sampling is required by default. Set 'io.Fonts->Flags |= ImFontAtlasFlags_NoBakedLines' or 'style.AntiAliasedLinesUseTex = false' to allow point/nearest sampling)
{
D3D10_SAMPLER_DESC desc;
ZeroMemory(&desc, sizeof(desc));
desc.Filter = D3D10_FILTER_MIN_MAG_MIP_LINEAR;
desc.AddressU = D3D10_TEXTURE_ADDRESS_CLAMP;
desc.AddressV = D3D10_TEXTURE_ADDRESS_CLAMP;
desc.AddressW = D3D10_TEXTURE_ADDRESS_CLAMP;
desc.MipLODBias = 0.f;
desc.ComparisonFunc = D3D10_COMPARISON_ALWAYS;
desc.MinLOD = 0.f;
desc.MaxLOD = 0.f;
bd->pd3dDevice->CreateSamplerState(&desc, &bd->pFontSampler);
}
ImGui_ImplDX10_CreateFontsTexture();
return true;
@ -519,8 +530,9 @@ void ImGui_ImplDX10_InvalidateDeviceObjects()
if (!bd->pd3dDevice)
return;
ImGui_ImplDX10_DestroyFontsTexture();
if (bd->pFontSampler) { bd->pFontSampler->Release(); bd->pFontSampler = nullptr; }
if (bd->pFontTextureView) { bd->pFontTextureView->Release(); bd->pFontTextureView = nullptr; ImGui::GetIO().Fonts->SetTexID(0); } // We copied bd->pFontTextureView to io.Fonts->TexID so let's clear that as well.
if (bd->pIB) { bd->pIB->Release(); bd->pIB = nullptr; }
if (bd->pVB) { bd->pVB->Release(); bd->pVB = nullptr; }
if (bd->pBlendState) { bd->pBlendState->Release(); bd->pBlendState = nullptr; }
@ -582,7 +594,7 @@ void ImGui_ImplDX10_NewFrame()
ImGui_ImplDX10_Data* bd = ImGui_ImplDX10_GetBackendData();
IM_ASSERT(bd != nullptr && "Context or backend not initialized! Did you call ImGui_ImplDX10_Init()?");
if (!bd->pFontSampler)
if (!bd->pVertexShader)
ImGui_ImplDX10_CreateDeviceObjects();
}