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Move UseVertexDepthRange() out of Renderer

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There wasn't really a good place for it, but this will do
This commit is contained in:
Scott Mansell 2023-01-31 18:18:46 +13:00
commit 5803786beb
5 changed files with 27 additions and 24 deletions
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20
Source/Core/VideoCommon/RenderBase.cpp
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@ -31,7 +31,6 @@
#include "VideoCommon/VideoBackendBase.h"
#include "VideoCommon/VideoCommon.h"
#include "VideoCommon/VideoConfig.h"
#include "VideoCommon/XFMemory.h"
std::unique_ptr<Renderer> g_renderer;
@ -141,22 +140,3 @@ void Renderer::PokeEFB(EFBAccessType type, const EfbPokeData* points, size_t num
}
}
}
bool Renderer::UseVertexDepthRange()
{
// We can't compute the depth range in the vertex shader if we don't support depth clamp.
if (!g_ActiveConfig.backend_info.bSupportsDepthClamp)
return false;
// We need a full depth range if a ztexture is used.
if (bpmem.ztex2.op != ZTexOp::Disabled && !bpmem.zcontrol.early_ztest)
return true;
// If an inverted depth range is unsupported, we also need to check if the range is inverted.
if (!g_ActiveConfig.backend_info.bSupportsReversedDepthRange && xfmem.viewport.zRange < 0.0f)
return true;
// If an oversized depth range or a ztexture is used, we need to calculate the depth range
// in the vertex shader.
return fabs(xfmem.viewport.zRange) > 16777215.0f || fabs(xfmem.viewport.farZ) > 16777215.0f;
}