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rend: fix Space Harrier arcade in Shenmue 

Use the original tex dimensions and make sure they never change between
updates.
This commit is contained in:
Flyinghead 2024-03-12 14:56:13 +01:00
parent c7d6525c51
commit de89d8cfed
1 changed files with 11 additions and 11 deletions
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22
core/rend/TexCache.cpp
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@ -643,22 +643,23 @@ bool BaseTextureCacheData::Update()
stride = width;
}
const u32 original_h = height;
u32 heightLimit = height;
const u32 originalSize = size;
if (startAddress > VRAM_SIZE || mmStartAddress + size > VRAM_SIZE)
{
height = 0;
heightLimit = 0;
if (mmStartAddress < VRAM_SIZE && mmStartAddress + size > VRAM_SIZE && tcw.ScanOrder)
{
// Shenmue Space Harrier mini-arcade loads a texture that goes beyond the end of VRAM
// but only uses the top portion of it
height = (VRAM_SIZE - mmStartAddress) * 8 / stride / tex->bpp;
size = stride * height * tex->bpp/8;
heightLimit = (VRAM_SIZE - mmStartAddress) * 8 / stride / tex->bpp;
size = stride * heightLimit * tex->bpp/8;
}
if (height == 0)
if (heightLimit == 0)
{
size = originalSize;
WARN_LOG(RENDERER, "Warning: invalid texture. Address %08X %08X size %d", startAddress, mmStartAddress, size);
dirty = 1;
height = original_h;
unprotectVRam();
return false;
}
@ -730,7 +731,7 @@ bool BaseTextureCacheData::Update()
else
{
pb32.init(width, height);
texconv32(&pb32, (u8*)&vram[mmStartAddress], stride, height);
texconv32(&pb32, (u8*)&vram[mmStartAddress], stride, heightLimit);
// xBRZ scaling
if (textureUpscaling)
@ -800,7 +801,7 @@ bool BaseTextureCacheData::Update()
else
{
pb16.init(width, height);
texconv(&pb16,(u8*)&vram[mmStartAddress],stride,height);
texconv(&pb16, (u8*)&vram[mmStartAddress], stride, heightLimit);
}
temp_tex_buffer = pb16.data();
}
@ -813,9 +814,6 @@ bool BaseTextureCacheData::Update()
temp_tex_buffer = pb16.data();
mipmapped = false;
}
// Restore the original texture height if it was constrained to VRAM limits above
height = original_h;
//lock the texture to detect changes in it
protectVRam();
@ -827,6 +825,8 @@ bool BaseTextureCacheData::Update()
NOTICE_LOG(RENDERER, "Dumped texture %x.png. Old hash %x", texture_hash, old_texture_hash);
}
PrintTextureName();
// Restore the original texture size if it was constrained to VRAM limits above
size = originalSize;
return true;
}