mirrors/dolphin
0
0
Fork 0
mirror of https://github.com/dolphin-emu/dolphin.git synced 2025-08-17 07:49:21 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

VideoSW: allow disabling the copy filter

Browse source
This commit is contained in:
Tillmann Karras 2024-10-26 19:46:13 +01:00
commit 9ff5943ac6
1 changed files with 21 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

25
Source/Core/VideoBackends/Software/SWEfbInterface.cpp
View file

@ -11,6 +11,8 @@
#include "Common/CommonTypes.h"
#include "Common/Logging/Log.h"
#include "Core/Config/GraphicsSettings.h"
#include "VideoBackends/Software/CopyRegion.h"
#include "VideoCommon/BPMemory.h"
#include "VideoCommon/LookUpTables.h"
@ -494,10 +496,25 @@ static u32 VerticalFilter(const std::array<u32, 3>& colors,
// * Coefficients 2, 3 and 4 sample from the current pixel.
// * Coefficients 0 and 1 sample from the pixel above this one
// * Coefficients 5 and 6 sample from the pixel below this one
int sum =
in_colors[0][i] * (filterCoefficients[0] + filterCoefficients[1]) +
in_colors[1][i] * (filterCoefficients[2] + filterCoefficients[3] + filterCoefficients[4]) +
in_colors[2][i] * (filterCoefficients[5] + filterCoefficients[6]);
//
// We normally don't implement enhancements in the software renderer.
// However, disabling the copy filter is useful for debugging.
const bool disable_copy_filter = Config::Get(Config::GFX_ENHANCE_DISABLE_COPY_FILTER);
int sum;
if (disable_copy_filter)
{
sum =
in_colors[1][i] * (filterCoefficients[0] + filterCoefficients[1] + filterCoefficients[2] +
filterCoefficients[3] + filterCoefficients[4] + filterCoefficients[5] +
filterCoefficients[6]);
}
else
{
sum = in_colors[0][i] * (filterCoefficients[0] + filterCoefficients[1]) +
in_colors[1][i] *
(filterCoefficients[2] + filterCoefficients[3] + filterCoefficients[4]) +
in_colors[2][i] * (filterCoefficients[5] + filterCoefficients[6]);
}
// TODO: this clamping behavior appears to be correct, but isn't confirmed on hardware.
out_color[i] = std::min(255, sum >> 6); // clamp larger values to 255