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rsx: Forcefully disable writes to channels disabled on host

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- Some formats may have dummy channels on host. Never write to them!
- This means that XRGB formats correctly only write 24 bits, not 32.
This commit is contained in:
kd-11 2024-01-20 02:17:31 +03:00 • committed by kd-11
parent 0971636c07
commit 9a9b5860df
3 changed files with 52 additions and 3 deletions
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32
rpcs3/Emu/RSX/rsx_utils.h
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@ -870,6 +870,38 @@ namespace rsx
return result;
}
static inline const std::array<bool, 4> get_write_output_mask(rsx::surface_color_format format)
{
const std::array<bool, 4> rgba = { true, true, true, true };
const std::array<bool, 4> rgb = { true, true, true, false };
const std::array<bool, 4> rg = { true, true, false, false };
const std::array<bool, 4> r = { true, false, false, false };
switch (format)
{
case rsx::surface_color_format::a8r8g8b8:
case rsx::surface_color_format::a8b8g8r8:
case rsx::surface_color_format::w16z16y16x16:
case rsx::surface_color_format::w32z32y32x32:
return rgba;
case rsx::surface_color_format::x1r5g5b5_z1r5g5b5:
case rsx::surface_color_format::x1r5g5b5_o1r5g5b5:
case rsx::surface_color_format::r5g6b5:
case rsx::surface_color_format::x8r8g8b8_z8r8g8b8:
case rsx::surface_color_format::x8r8g8b8_o8r8g8b8:
case rsx::surface_color_format::x8b8g8r8_z8b8g8r8:
case rsx::surface_color_format::x8b8g8r8_o8b8g8r8:
return rgb;
case rsx::surface_color_format::g8b8:
return rg;
case rsx::surface_color_format::b8:
case rsx::surface_color_format::x32:
return r;
default:
fmt::throw_exception("Unknown surface format 0x%x", static_cast<int>(format));
}
}
template <uint integer, uint frac, bool sign = true, typename To = f32>
static inline To decode_fxp(u32 bits)
{