piwalker/dolphin
1
0
Fork 0
mirror of https://github.com/dolphin-emu/dolphin.git synced 2025-07-23 14:19:46 -06:00
Code Issues Packages Projects Releases Wiki Activity

Implement scaled partial texture updates

Browse Source
This commit is contained in:
Rodolfo Bogado
2015-06-29 22:19:19 -03:00
parent 8d69c2b4b7
commit d8cd2c3252
7 changed files with 211 additions and 43 deletions
Download Patch File Download Diff File Expand all files Collapse all files

100
Source/Core/VideoCommon/TextureCacheBase.cpp
View File

@ -211,46 +211,98 @@ bool TextureCache::TCacheEntryBase::OverlapsMemoryRange(u32 range_address, u32 r
return true;
}
void TextureCache::TCacheEntryBase::DoPartialTextureUpdates()
TextureCache::TCacheEntryBase* TextureCache::DoPartialTextureUpdates(TexCache::iterator iter_t)
{
const bool isPaletteTexture = (format== GX_TF_C4 || format == GX_TF_C8 || format == GX_TF_C14X2 || format >= 0x10000);
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 (!g_ActiveConfig.backend_info.bSupportsCopySubImage || !g_ActiveConfig.bSkipEFBCopyToRam || IsEfbCopy()
|| isPaletteTexture || (g_ActiveConfig.bCopyEFBScaled && g_ActiveConfig.iEFBScale != SCALE_1X))
return;
if (entry_to_update->IsEfbCopy()
|| isPaletteTexture)
return entry_to_update;
u32 block_width = TexDecoder_GetBlockWidthInTexels(format);
u32 block_height = TexDecoder_GetBlockHeightInTexels(format);
u32 block_size = block_width * block_height * TexDecoder_GetTexelSizeInNibbles(format) / 2;
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 = (native_width + block_width - 1) / block_width;
TexCache::iterator iter = textures_by_address.lower_bound(addr);
TexCache::iterator iterend = textures_by_address.upper_bound(addr + size_in_bytes);
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->IsEfbCopy() && addr <= entry->addr && entry->addr + entry->size_in_bytes <= addr + size_in_bytes
&& entry->frameCount == FRAMECOUNT_INVALID && entry->copyMipMapStrideChannels * 32 == numBlocksX * block_size)
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->copyMipMapStrideChannels * 32 == numBlocksX * block_size)
{
u32 block_offset = (entry->addr - addr) / 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;
DoPartialTextureUpdate(entry, x, y);
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->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;
}
void TextureCache::DumpTexture(TCacheEntryBase* entry, std::string basename, unsigned int level)
@ -323,7 +375,7 @@ TextureCache::TCacheEntryBase* TextureCache::Load(const u32 stage)
const unsigned int bsw = TexDecoder_GetBlockWidthInTexels(texformat) - 1;
const unsigned int bsh = TexDecoder_GetBlockHeightInTexels(texformat) - 1;
unsigned int expandedWidth = (width + bsw) & (~bsw);
unsigned int expandedWidth = (width + bsw) & (~bsw);
unsigned int expandedHeight = (height + bsh) & (~bsh);
const unsigned int nativeW = width;
const unsigned int nativeH = height;
@ -440,7 +492,7 @@ TextureCache::TCacheEntryBase* TextureCache::Load(const u32 stage)
if (entry->hash == full_hash && entry->format == full_format && entry->native_levels >= tex_levels &&
entry->native_width == nativeW && entry->native_height == nativeH)
{
entry->DoPartialTextureUpdates();
entry = DoPartialTextureUpdates(iter);
return ReturnEntry(stage, entry);
}
@ -494,7 +546,7 @@ TextureCache::TCacheEntryBase* TextureCache::Load(const u32 stage)
if (entry->format == full_format && entry->native_levels >= tex_levels &&
entry->native_width == nativeW && entry->native_height == nativeH)
{
entry->DoPartialTextureUpdates();
entry = DoPartialTextureUpdates(iter);
return ReturnEntry(stage, entry);
}
@ -539,7 +591,7 @@ TextureCache::TCacheEntryBase* TextureCache::Load(const u32 stage)
if (!(texformat == GX_TF_RGBA8 && from_tmem))
{
const u8* tlut = &texMem[tlutaddr];
TexDecoder_Decode(temp, src_data, expandedWidth, expandedHeight, texformat, tlut, (TlutFormat) tlutfmt);
TexDecoder_Decode(temp, src_data, expandedWidth, expandedHeight, texformat, tlut, (TlutFormat)tlutfmt);
}
else
{
@ -560,7 +612,7 @@ TextureCache::TCacheEntryBase* TextureCache::Load(const u32 stage)
TCacheEntryBase* entry = AllocateTexture(config);
GFX_DEBUGGER_PAUSE_AT(NEXT_NEW_TEXTURE, true);
textures_by_address.emplace((u64)address, entry);
iter = textures_by_address.emplace((u64)address, entry);
if (g_ActiveConfig.iSafeTextureCache_ColorSamples == 0 ||
std::max(texture_size, palette_size) <= (u32)g_ActiveConfig.iSafeTextureCache_ColorSamples * 8)
{
@ -636,7 +688,7 @@ TextureCache::TCacheEntryBase* TextureCache::Load(const u32 stage)
INCSTAT(stats.numTexturesUploaded);
SETSTAT(stats.numTexturesAlive, textures_by_address.size());
entry->DoPartialTextureUpdates();
entry = DoPartialTextureUpdates(iter);
return ReturnEntry(stage, entry);
}