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Merge pull request #2127 from LukeUsher/shader-model-tweaks 

vs: use model 2.a primarily, with 3.0 fallback
This commit is contained in:
PatrickvL 2021-01-30 10:34:53 +01:00 committed by GitHub
parent f44f35f6fa 3abddb5983
commit ad7328d963
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 30 additions and 13 deletions
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11
src/core/hle/D3D8/Direct3D9/Direct3D9.cpp
View File

@ -1634,17 +1634,6 @@ void EmuD3DInit()
std::cout << "Host D3DCaps : " << g_D3DCaps << "\n";
std::cout << "----------------------------------------\n";
}
// AMD compatibility workaround since VS model 3.0 doesn't work as intended with Direct3D9.
{
D3DADAPTER_IDENTIFIER9 adapter_info;
HRESULT status = g_pDirect3D->GetAdapterIdentifier(g_EmuCDPD.Adapter, 0, &adapter_info);
// 1002 and 1022 are vendor ids of AMD gpus
if (status == D3D_OK && (adapter_info.VendorId == 0x1002 || adapter_info.VendorId == 0x1022)) {
g_vs_model = vs_model_2_a;
EmuLogInit(LOG_LEVEL::WARNING, "AMD GPU Detected, falling back to shader model 2.X to prevent missing polygons");
}
}
}
// cleanup Direct3D

32
src/core/hle/D3D8/Direct3D9/VertexShader.cpp
View File

@ -6,7 +6,7 @@
#include <sstream>
extern const char* g_vs_model = vs_model_3_0;
extern const char* g_vs_model = vs_model_2_a;
// HLSL generation
void OutputHlsl(std::stringstream& hlsl, VSH_IMD_OUTPUT& dest)
@ -201,6 +201,7 @@ HRESULT CompileHlsl(const std::string& hlsl, ID3DBlob** ppHostShader, const char
ID3DBlob* pErrors = nullptr;
ID3DBlob* pErrorsCompatibility = nullptr;
HRESULT hRet = 0;
auto hlslErrorLogLevel = FAILED(hRet) ? LOG_LEVEL::ERROR2 : LOG_LEVEL::DEBUG;
UINT flags1 = D3DCOMPILE_OPTIMIZATION_LEVEL3;
hRet = D3DCompile(
@ -216,6 +217,34 @@ HRESULT CompileHlsl(const std::string& hlsl, ID3DBlob** ppHostShader, const char
ppHostShader, // out
&pErrors // ppErrorMsgs out
);
// If the shader failed in the default vertex shader model, retry in vs_model_3_0
// This allows shaders too large for 2_a to be compiled (Test Case: Shenmue 2)
if (FAILED(hRet)) {
if (pErrors) {
// Log HLSL compiler errors
EmuLog(hlslErrorLogLevel, "%s", (char*)(pErrors->GetBufferPointer()));
pErrors->Release();
pErrors = nullptr;
}
EmuLog(LOG_LEVEL::WARNING, "Shader compile failed. Retrying with shader model 3.0");
hRet = D3DCompile(
hlsl.c_str(),
hlsl.length(),
pSourceName, // pSourceName
nullptr, // pDefines
D3D_COMPILE_STANDARD_FILE_INCLUDE, // pInclude // TODO precompile x_* HLSL functions?
"main", // shader entry poiint
vs_model_3_0, // shader profile
flags1, // flags1
0, // flags2
ppHostShader, // out
&pErrors // ppErrorMsgs out
);
}
// If the shader failed again, retry in compatibility mode
if (FAILED(hRet)) {
EmuLog(LOG_LEVEL::WARNING, "Shader compile failed. Recompiling in compatibility mode");
// Attempt to retry in compatibility mode, this allows some vertex-state shaders to compile
@ -242,7 +271,6 @@ HRESULT CompileHlsl(const std::string& hlsl, ID3DBlob** ppHostShader, const char
}
// Determine the log level
auto hlslErrorLogLevel = FAILED(hRet) ? LOG_LEVEL::ERROR2 : LOG_LEVEL::DEBUG;
if (pErrors) {
// Log HLSL compiler errors
EmuLog(hlslErrorLogLevel, "%s", (char*)(pErrors->GetBufferPointer()));