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Cxbx-Reloaded
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Minor performance tweak

This commit is contained in:
Luke Usher 2019-07-10 11:30:52 +01:00
parent 1e7b6891a3
commit fe1285dc50
1 changed files with 11 additions and 9 deletions
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20
src/core/hle/D3D8/XbVertexBuffer.cpp
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@ -681,6 +681,16 @@ void XTL::CxbxVertexBufferConverter::ConvertStream
// As long as vertices aren't resized / patched up until the texture coordinates,
// the uiTextureCoordinatesByteOffsetInVertex on host will match Xbox
}
DWORD HostRenderTarget_Width, HostRenderTarget_Height;
DWORD XboxRenderTarget_Width = GetPixelContainerWidth(g_pXboxRenderTarget);
DWORD XboxRenderTarget_Height = GetPixelContainerHeight(g_pXboxRenderTarget);
if (!GetHostRenderTargetDimensions(&HostRenderTarget_Width, &HostRenderTarget_Height)) {
HostRenderTarget_Width = XboxRenderTarget_Width;
HostRenderTarget_Height = XboxRenderTarget_Height;
}
bool bNeedRHWTransform = XboxRenderTarget_Width < HostRenderTarget_Width && XboxRenderTarget_Height < HostRenderTarget_Height;
for (uint32_t uiVertex = 0; uiVertex < uiVertexCount; uiVertex++) {
FLOAT *pVertexDataAsFloat = (FLOAT*)(&pHostVertexData[uiVertex * uiHostVertexStride]);
@ -689,15 +699,7 @@ void XTL::CxbxVertexBufferConverter::ConvertStream
if (bNeedRHWReset) {
// We need to transform these vertices only if the host render target was upscaled from the Xbox render target
// Transforming always breaks render to non-upscaled textures: Only surfaces are upscaled, intentionally so
DWORD HostRenderTarget_Width, HostRenderTarget_Height;
DWORD XboxRenderTarget_Width = GetPixelContainerWidth(g_pXboxRenderTarget);
DWORD XboxRenderTarget_Height = GetPixelContainerHeight(g_pXboxRenderTarget);
if (!GetHostRenderTargetDimensions(&HostRenderTarget_Width, &HostRenderTarget_Height)) {
HostRenderTarget_Width = XboxRenderTarget_Width;
HostRenderTarget_Height = XboxRenderTarget_Height;
}
if (XboxRenderTarget_Width < HostRenderTarget_Width && XboxRenderTarget_Height < HostRenderTarget_Height) {
if (bNeedRHWTransform) {
pVertexDataAsFloat[0] *= g_RenderScaleFactor;
pVertexDataAsFloat[1] *= g_RenderScaleFactor;
}