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Fix movie patches not accounting for half pixel properly. (#119)

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Skyth (Asilkan) 2025-01-18 16:52:51 +03:00 • committed by GitHub
parent 53331d5760
commit c53df15578
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1 changed files with 17 additions and 14 deletions
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31
UnleashedRecomp/patches/video_patches.cpp
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@ -1,6 +1,8 @@
#include <user/config.h>
#include <api/SWA.h>
#include <ui/game_window.h>
#include <gpu/video.h>
#include "aspect_ratio_patches.h"
using SVertexData = SWA::Sequence::Utility::CPlayMovieWrapper::CRender::SVertexData;
@ -20,40 +22,41 @@ PPC_FUNC(sub_82AE30D8)
auto quadHeight = std::fabs(pTopLeft->Y - pBottomLeft->Y) * ((float)*pViewportHeight / 2);
auto movieAspectRatio = quadWidth / quadHeight;
auto windowAspectRatio = (float)GameWindow::s_width / (float)GameWindow::s_height;
auto a = -1.00078f;
auto b = 1.00139f;
auto scaleU = 1.0f;
auto scaleV = 1.0f;
auto centreV = (pTopLeft->V + pBottomRight->V) / 2.0f;
if (windowAspectRatio > movieAspectRatio)
if (g_aspectRatio > movieAspectRatio)
{
scaleU = movieAspectRatio / windowAspectRatio;
scaleU = movieAspectRatio / g_aspectRatio;
}
else
{
scaleV = windowAspectRatio / movieAspectRatio;
scaleV = g_aspectRatio / movieAspectRatio;
}
pTopLeft->X = a;
pTopLeft->Y = b;
auto backBuffer = Video::GetBackBuffer();
float halfPixelX = 1.0f / backBuffer->width;
float halfPixelY = 1.0f / backBuffer->height;
pTopLeft->X = -1.0f - halfPixelX;
pTopLeft->Y = 1.0f + halfPixelY;
pTopLeft->U = (pTopLeft->U - centreV) / scaleU + centreV;
pTopLeft->V = (pTopLeft->V - centreV) / scaleV + centreV;
pTopRight->X = b;
pTopRight->Y = b;
pTopRight->X = 1.0f - halfPixelX;
pTopRight->Y = 1.0f + halfPixelY;
pTopRight->U = (pTopRight->U - centreV) / scaleU + centreV;
pTopRight->V = (pTopRight->V - centreV) / scaleV + centreV;
pBottomLeft->X = a;
pBottomLeft->Y = a;
pBottomLeft->X = -1.0f - halfPixelX;
pBottomLeft->Y = -1.0f + halfPixelY;
pBottomLeft->U = (pBottomLeft->U - centreV) / scaleU + centreV;
pBottomLeft->V = (pBottomLeft->V - centreV) / scaleV + centreV;
pBottomRight->X = b;
pBottomRight->Y = a;
pBottomRight->X = 1.0f - halfPixelX;
pBottomRight->Y = -1.0f + halfPixelY;
pBottomRight->U = (pBottomRight->U - centreV) / scaleU + centreV;
pBottomRight->V = (pBottomRight->V - centreV) / scaleV + centreV;