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port: GrpDevice verbatim 40250 (Create over the recording device, declaration vertex shaders -> stream-0 FVF)

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Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
This commit is contained in:
shenlei
2026-09-30 14:50:21 +09:00
co-authored by Claude Opus 5.5
parent b5d413afa6
commit 65c43a84cd
9 changed files with 814 additions and 188 deletions
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src/platform/EterLib/RecordingDevice.cpp
+30 -3
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@@ -299,6 +299,7 @@ public:
caps->DevCaps = D3DDEVCAPS_HWTRANSFORMANDLIGHT;
caps->VertexShaderVersion = D3DVS_VERSION(1, 1);
caps->PrimitiveMiscCaps = D3DPMISCCAPS_CLIPTLVERTS;
caps->VertexProcessingCaps = D3DVTXPCAPS_TEXGEN | D3DVTXPCAPS_DIRECTIONALLIGHTS | D3DVTXPCAPS_POSITIONALLIGHTS;
caps->MaxActiveLights = 8;
caps->MaxTextureBlendStages = 4;
caps->MaxSimultaneousTextures = 4;
@@ -515,12 +516,38 @@ public:
return S_OK;
}
HRESULT SetPixelShader(DWORD) override { return S_OK; }
// PORT: no programmable vertex shaders; 40250 falls back to its FVF when creation fails.
HRESULT CreateVertexShader(const DWORD*, const DWORD*, DWORD* pHandle, DWORD) override
// PORT: no programmable vertex shaders (a pFunction fails; 40250 falls back to its FVF). A declaration
// alone describes fixed-function input, so its handle is the FVF of stream 0 (the vertices the device
// records): CGraphicDevice's PT/PNT/PNT2 stream shaders.
HRESULT CreateVertexShader(const DWORD* pDeclaration, const DWORD* pFunction, DWORD* pHandle, DWORD) override
{
if (pHandle)
*pHandle = 0;
return E_FAIL;
if (pFunction || !pDeclaration || !pHandle)
return E_FAIL;
DWORD fvf = 0, texCount = 0, stream = 0;
for (const DWORD* token = pDeclaration; *token != D3DVSD_END(); ++token)
{
const DWORD type = (*token & D3DVSD_TOKENTYPEMASK) >> D3DVSD_TOKENTYPESHIFT;
if (type == D3DVSD_TOKEN_STREAM)
stream = *token & 0xF;
else if (type == D3DVSD_TOKEN_STREAMDATA && stream == 0)
{
const DWORD reg = *token & 0x1F;
if (reg == D3DVSDE_POSITION)
fvf |= D3DFVF_XYZ;
else if (reg == D3DVSDE_NORMAL)
fvf |= D3DFVF_NORMAL;
else if (reg == D3DVSDE_DIFFUSE)
fvf |= D3DFVF_DIFFUSE;
else if (reg >= D3DVSDE_TEXCOORD0 && reg <= D3DVSDE_TEXCOORD3)
texCount = std::max<DWORD>(texCount, reg - D3DVSDE_TEXCOORD0 + 1);
else
return E_FAIL;
}
}
*pHandle = fvf | (texCount << D3DFVF_TEXCOUNT_SHIFT);
return S_OK;
}
HRESULT DeleteVertexShader(DWORD) override { return S_OK; }
HRESULT SetVertexShaderConstant(DWORD, const void*, DWORD) override { return S_OK; }