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GSdx-d3d11: Add/port HDR colclip support. 

It helps render shadows a lot better compared to the old code.

Credits to Gregory and Kojin for helping with the code.
This commit is contained in:
lightningterror 2019-01-10 12:51:41 +01:00
parent 8a57d7f470
commit d17e0eba9b
1 changed files with 30 additions and 1 deletions
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31
plugins/GSdx/Renderers/DXCommon/GSRendererDX.cpp
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@ -339,6 +339,8 @@ void GSRendererDX::ResetStates()
void GSRendererDX::DrawPrims(GSTexture* rt, GSTexture* ds, GSTextureCache::Source* tex)
{
GSTexture* hdr_rt = NULL;
const GSVector2i& rtsize = ds ? ds->GetSize() : rt->GetSize();
const GSVector2& rtscale = ds ? ds->GetScale() : rt->GetScale();
@ -482,6 +484,18 @@ void GSRendererDX::DrawPrims(GSTexture* rt, GSTexture* ds, GSTextureCache::Sourc
//
bool hdr_colclip = m_env.COLCLAMP.CLAMP == 0 && rt;
if (hdr_colclip)
{
// fprintf(stderr, "COLCLIP HDR mode ENABLED\n");
GSVector4 sRect(0, 0, 1, 1);
GSVector4 dRect(0, 0, rtsize.x, rtsize.y);
hdr_rt = dev->CreateRenderTarget(rtsize.x, rtsize.y, false, DXGI_FORMAT_R32G32B32A32_FLOAT);
// Warning: StretchRect must be called before BeginScene otherwise
// vertices will be overwritten. Trust me you don't want to do that.
dev->StretchRect(rt, sRect, hdr_rt, dRect, ShaderConvert_COPY, false);
}
dev->BeginScene();
// om
@ -660,7 +674,11 @@ void GSRendererDX::DrawPrims(GSTexture* rt, GSTexture* ds, GSTextureCache::Sourc
const GSVector4& hacked_scissor = m_channel_shuffle ? GSVector4(0, 0, 1024, 1024) : m_context->scissor.in;
GSVector4i scissor = GSVector4i(GSVector4(rtscale).xyxy() * hacked_scissor).rintersect(GSVector4i(rtsize).zwxy());
dev->OMSetRenderTargets(rt, ds, &scissor);
if (hdr_colclip)
dev->OMSetRenderTargets(hdr_rt, ds, &scissor);
else
dev->OMSetRenderTargets(rt, ds, &scissor);
dev->PSSetShaderResource(0, tex ? tex->m_texture : NULL);
dev->PSSetShaderResource(1, tex ? tex->m_palette : NULL);
@ -741,4 +759,15 @@ void GSRendererDX::DrawPrims(GSTexture* rt, GSTexture* ds, GSTextureCache::Sourc
}
dev->EndScene();
// Warning: EndScene must be called before StretchRect otherwise
// vertices will be overwritten. Trust me you don't want to do that.
if (hdr_rt)
{
GSVector4 sRect(0, 0, 1, 1);
GSVector4 dRect(0, 0, rtsize.x, rtsize.y);
dev->StretchRect(hdr_rt, sRect, rt, dRect, ShaderConvert_MOD_256, false);
dev->Recycle(hdr_rt);
}
}