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Cxbx-Reloaded
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Optimize setting host pixel shader constants, by collecting all values and set them using a single call. 

Also remove one more unused variable
This commit is contained in:
patrickvl 2020-10-24 14:06:10 +02:00 committed by PatrickvL
parent 337946db25
commit eae97f3f07
1 changed files with 11 additions and 24 deletions
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35
src/core/hle/D3D8/XbPixelShader.cpp
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@ -3419,7 +3419,6 @@ bool PSH_XBOX_SHADER::ConvertConstantsToNative(xbox::X_D3DPIXELSHADERDEF *pPSDef
int i, j;
PPSH_INTERMEDIATE_FORMAT Cur;
PPSH_IMD_ARGUMENT CurArg;
int16_t OriginalConstantNr;
PSH_INTERMEDIATE_FORMAT NewIns = {};
NewIns.Initialize(PO_DEF);
@ -3470,10 +3469,6 @@ bool PSH_XBOX_SHADER::ConvertConstantsToNative(xbox::X_D3DPIXELSHADERDEF *pPSDef
if (CurArg->Type != PARAM_C)
continue;
// Make sure we can detect new constants (and if it was C0 or C1),
// as we need this for fixing up final combiner constants :
OriginalConstantNr = CurArg->Address;
// For each constant being addressed, we find out which Xbox constant it is,
// and map it to a native constant (as far as we have space for them) :
switch (CurArg->Address) {
@ -5876,7 +5871,7 @@ void DxbxUpdateActivePixelShader() // NOPATCH
int i;
DWORD Register_;
D3DCOLOR dwColor;
D3DXCOLOR fColor;
D3DXCOLOR fColor[PSH_XBOX_CONSTANT_MAX];
HRESULT Result = D3D_OK;
@ -5960,20 +5955,20 @@ void DxbxUpdateActivePixelShader() // NOPATCH
// as these could have been updated via SetRenderState or otherwise :
for (i = 0; i < PSH_XBOX_CONSTANT_MAX; i++)
{
// Asume all constants are in use (this is much easier than tracking them for no other purpose than to skip a few here)
// Assume all constants are in use (this is much easier than tracking them for no other purpose than to skip a few here)
{
// Read the color from the corresponding render state slot :
switch (i) {
case PSH_XBOX_CONSTANT_FOG:
// Note : FOG.RGB is correct like this, but FOG.a should be coming
// from the vertex shader (oFog) - however, D3D8 does not forward this...
fColor = dwColor = XboxRenderStates.GetXboxRenderState(xbox::X_D3DRS_FOGCOLOR);
fColor[i] = dwColor = XboxRenderStates.GetXboxRenderState(xbox::X_D3DRS_FOGCOLOR);
break;
case PSH_XBOX_CONSTANT_FC0:
fColor = dwColor = XboxRenderStates.GetXboxRenderState(xbox::X_D3DRS_PSFINALCOMBINERCONSTANT0);
fColor[i] = dwColor = XboxRenderStates.GetXboxRenderState(xbox::X_D3DRS_PSFINALCOMBINERCONSTANT0);
break;
case PSH_XBOX_CONSTANT_FC1:
fColor = dwColor = XboxRenderStates.GetXboxRenderState(xbox::X_D3DRS_PSFINALCOMBINERCONSTANT1);
fColor[i] = dwColor = XboxRenderStates.GetXboxRenderState(xbox::X_D3DRS_PSFINALCOMBINERCONSTANT1);
break;
case PSH_XBOX_CONSTANT_MUL0:
case PSH_XBOX_CONSTANT_MUL1:
@ -5985,7 +5980,7 @@ void DxbxUpdateActivePixelShader() // NOPATCH
case PSH_XBOX_CONSTANT_BEM + 3:
{
int stage = i - PSH_XBOX_CONSTANT_BEM;
DWORD* value = (DWORD*)&fColor;
DWORD* value = (DWORD*)&fColor[i];
g_pD3DDevice->GetTextureStageState(stage, D3DTSS_BUMPENVMAT00, &value[0]);
g_pD3DDevice->GetTextureStageState(stage, D3DTSS_BUMPENVMAT01, &value[1]);
@ -5999,7 +5994,7 @@ void DxbxUpdateActivePixelShader() // NOPATCH
case PSH_XBOX_CONSTANT_LUM + 3:
{
int stage = i - PSH_XBOX_CONSTANT_LUM;
DWORD* value = (DWORD*)&fColor;
DWORD* value = (DWORD*)&fColor[i];
g_pD3DDevice->GetTextureStageState(stage, D3DTSS_BUMPENVLSCALE, &value[0]);
g_pD3DDevice->GetTextureStageState(stage, D3DTSS_BUMPENVLOFFSET, &value[1]);
@ -6008,21 +6003,13 @@ void DxbxUpdateActivePixelShader() // NOPATCH
break;
}
default: // Actual constants C0..C15 are stored as-is in (and should thus be read from) the Xbox render state pixel shader constant slots
fColor = dwColor = XboxRenderStates.GetXboxRenderState(xbox::X_D3DRS_PSCONSTANT0_0 + i);
fColor[i] = dwColor = XboxRenderStates.GetXboxRenderState(xbox::X_D3DRS_PSCONSTANT0_0 + i);
break;
}
// Convert it back to 4 floats :
//fColor = dwColor;
// TODO : Avoid the following setter if it's no different from the previous update (this might speed things up)
// Set the value locally in this register :
g_pD3DDevice->SetPixelShaderConstantF
(
i,
(PixelShaderConstantType*)(&fColor),
1
);
}
// Set all host constant values using a single call:
g_pD3DDevice->SetPixelShaderConstantF(0, (PixelShaderConstantType*)(&fColor[0]), PSH_XBOX_CONSTANT_MAX);
}
}
else