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Round viewport coordinates when vertex rounding is enabled

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This should fix https://bugs.dolphin-emu.org/issues/9105
This commit is contained in:
Pokechu22
2022-01-26 12:09:00 -08:00
parent dbb857b175
commit 4e9a314776
3 changed files with 25 additions and 11 deletions
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26
Source/Core/VideoCommon/BPFunctions.cpp
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@ -4,6 +4,7 @@
#include "VideoCommon/BPFunctions.h"
#include <algorithm>
#include <cmath>
#include <string_view>
#include "Common/CommonTypes.h"
@ -74,13 +75,26 @@ void SetScissor()
void SetViewport()
{
s32 xoff = bpmem.scissorOffset.x * 2;
s32 yoff = bpmem.scissorOffset.y * 2;
float x = g_renderer->EFBToScaledXf(xfmem.viewport.xOrig - xfmem.viewport.wd - xoff);
float y = g_renderer->EFBToScaledYf(xfmem.viewport.yOrig + xfmem.viewport.ht - yoff);
const s32 xoff = bpmem.scissorOffset.x * 2;
const s32 yoff = bpmem.scissorOffset.y * 2;
float raw_x = xfmem.viewport.xOrig - xfmem.viewport.wd - xoff;
float raw_y = xfmem.viewport.yOrig + xfmem.viewport.ht - yoff;
float raw_width = 2.0f * xfmem.viewport.wd;
float raw_height = -2.0f * xfmem.viewport.ht;
if (g_ActiveConfig.UseVertexRounding())
{
// Round the viewport to match full 1x IR pixels as well.
// This eliminates a line in the archery mode in Wii Sports Resort at 3x IR and higher.
raw_x = std::round(raw_x);
raw_y = std::round(raw_y);
raw_width = std::round(raw_width);
raw_height = std::round(raw_height);
}
float width = g_renderer->EFBToScaledXf(2.0f * xfmem.viewport.wd);
float height = g_renderer->EFBToScaledYf(-2.0f * xfmem.viewport.ht);
float x = g_renderer->EFBToScaledXf(raw_x);
float y = g_renderer->EFBToScaledYf(raw_y);
float width = g_renderer->EFBToScaledXf(raw_width);
float height = g_renderer->EFBToScaledYf(raw_height);
float min_depth = (xfmem.viewport.farZ - xfmem.viewport.zRange) / 16777216.0f;
float max_depth = xfmem.viewport.farZ / 16777216.0f;
if (width < 0.f)