void TextureCacheBase::ScaleTextureCacheEntryTo(TextureCacheBase::TCacheEntryBase** entry, u32 new_width, u32 new_height)
{
if ((*entry)->config.width == new_width && (*entry)->config.height == new_height)
{
return;
}
u32 max = g_renderer->GetMaxTextureSize();
if (max < new_width || max < new_height)
{
ERROR_LOG(VIDEO, "Texture too big, width = %d, height = %d", new_width, new_height);
return;
}
TextureCacheBase::TCacheEntryConfig newconfig;
newconfig.width = new_width;
newconfig.height = new_height;
newconfig.layers = (*entry)->config.layers;
newconfig.rendertarget = true;
TCacheEntryBase* newentry = AllocateTexture(newconfig);
if (newentry)
{
newentry->SetGeneralParameters((*entry)->addr, (*entry)->size_in_bytes, (*entry)->format);
newentry->SetDimensions((*entry)->native_width, (*entry)->native_height, 1);
newentry->SetHashes((*entry)->base_hash, (*entry)->hash);
newentry->frameCount = frameCount;
newentry->is_efb_copy = (*entry)->is_efb_copy;
MathUtil::Rectangle<int> srcrect, dstrect;
srcrect.left = 0;
srcrect.top = 0;
srcrect.right = (*entry)->config.width;
srcrect.bottom = (*entry)->config.height;
dstrect.left = 0;
dstrect.top = 0;
dstrect.right = new_width;
dstrect.bottom = new_height;
newentry->CopyRectangleFromTexture(*entry, srcrect, dstrect);
// Keep track of the pointer for textures_by_hash
if ((*entry)->textures_by_hash_iter != textures_by_hash.end())
{
newentry->textures_by_hash_iter = textures_by_hash.emplace((*entry)->hash, newentry);
}
InvalidateTexture(GetTexCacheIter(*entry));
*entry = newentry;
textures_by_address.emplace((*entry)->addr, *entry);
}
else
{
ERROR_LOG(VIDEO, "Scaling failed");
}
}
TextureCache::TCacheEntryBase* TextureCache::DoPartialTextureUpdates(TexCache::iterator iter_t)
{
TCacheEntryBase* entry_to_update = iter_t->second;
const bool isPaletteTexture = (entry_to_update->format == GX_TF_C4
|| entry_to_update->format == GX_TF_C8
|| entry_to_update->format == GX_TF_C14X2
|| entry_to_update->format >= 0x10000);
// Efb copies and paletted textures are excluded from these updates, until there's an example where a game would
// benefit from this. Both would require more work to be done.
// TODO: Implement upscaling support for normal textures, and then remove the efb to ram and the scaled efb restrictions
if (entry_to_update->IsEfbCopy()
|| isPaletteTexture)
return entry_to_update;
u32 block_width = TexDecoder_GetBlockWidthInTexels(entry_to_update->format);
u32 block_height = TexDecoder_GetBlockHeightInTexels(entry_to_update->format);
u32 block_size = block_width * block_height * TexDecoder_GetTexelSizeInNibbles(entry_to_update->format) / 2;
u32 numBlocksX = (entry_to_update->native_width + block_width - 1) / block_width;
TexCache::iterator iter = textures_by_address.lower_bound(entry_to_update->addr);
TexCache::iterator iterend = textures_by_address.upper_bound(entry_to_update->addr + entry_to_update->size_in_bytes);
bool entry_need_scaling = true;
while (iter != iterend)
{
TCacheEntryBase* entry = iter->second;
if (entry != entry_to_update
&& entry->IsEfbCopy()
&& entry_to_update->addr <= entry->addr
&& entry->addr + entry->size_in_bytes <= entry_to_update->addr + entry_to_update->size_in_bytes
&& entry->frameCount == FRAMECOUNT_INVALID
&& entry->memory_stride == numBlocksX * block_size)
{
u32 block_offset = (entry->addr - entry_to_update->addr) / block_size;
u32 block_x = block_offset % numBlocksX;
u32 block_y = block_offset / numBlocksX;
u32 x = block_x * block_width;
u32 y = block_y * block_height;
MathUtil::Rectangle<int> srcrect, dstrect;
srcrect.left = 0;
srcrect.top = 0;
dstrect.left = 0;
dstrect.top = 0;
if (entry_need_scaling)
{
entry_need_scaling = false;
u32 w = entry_to_update->native_width * entry->config.width / entry->native_width;
u32 h = entry_to_update->native_height * entry->config.height / entry->native_height;
u32 max = g_renderer->GetMaxTextureSize();
if (max < w || max < h)
{
iter++;
continue;
}
if (entry_to_update->config.width != w || entry_to_update->config.height != h)
{
TextureCache::TCacheEntryConfig newconfig;
newconfig.width = w;
newconfig.height = h;
newconfig.rendertarget = true;
TCacheEntryBase* newentry = AllocateTexture(newconfig);
newentry->SetGeneralParameters(entry_to_update->addr, entry_to_update->size_in_bytes, entry_to_update->format);
newentry->SetDimensions(entry_to_update->native_width, entry_to_update->native_height, 1);
newentry->SetHashes(entry_to_update->base_hash, entry_to_update->hash);
newentry->frameCount = frameCount;
newentry->is_efb_copy = false;
srcrect.right = entry_to_update->config.width;
srcrect.bottom = entry_to_update->config.height;
dstrect.right = w;
dstrect.bottom = h;
newentry->CopyRectangleFromTexture(entry_to_update, srcrect, dstrect);
entry_to_update = newentry;
u64 key = iter_t->first;
iter_t = FreeTexture(iter_t);
textures_by_address.emplace(key, entry_to_update);
}
}
srcrect.right = entry->config.width;
srcrect.bottom = entry->config.height;
dstrect.left = x * entry_to_update->config.width / entry_to_update->native_width;
dstrect.top = y * entry_to_update->config.height / entry_to_update->native_height;
dstrect.right = (x + entry->native_width) * entry_to_update->config.width / entry_to_update->native_width;
dstrect.bottom = (y + entry->native_height) * entry_to_update->config.height / entry_to_update->native_height;
entry_to_update->CopyRectangleFromTexture(entry, srcrect, dstrect);
// Mark the texture update as used, so it isn't applied more than once
entry->frameCount = frameCount;
}
++iter;
}
return entry_to_update;
}