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Vulkan: Add support for unrestricted depth range.

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CrossVR
2025-07-21 05:48:04 +09:00
parent dccd8709d8
commit 0ace5f5d3d
6 changed files with 35 additions and 10 deletions
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6
Source/Core/VideoCommon/VideoCommon.h
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@ -15,6 +15,12 @@
constexpr u32 EFB_WIDTH = 640u;
constexpr u32 EFB_HEIGHT = 528u;
// The maximum depth that is written to the depth buffer should never exceed this value.
// This is necessary because we use a 2^24 divisor for all our depth values to prevent
// floating-point round-trip errors. However the console GPU doesn't ever write a value
// to the depth buffer that exceeds 2^24 - 1.
constexpr float MAX_EFB_DEPTH = 16777215.0f / 16777216.0f;
// Max XFB width is 720. You can only copy out 640 wide areas of efb to XFB
// so you need multiple copies to do the full width.
// The VI can do horizontal scaling (TODO: emulate).