pcsx2/plugins/GSdx/GSTextureCache.cpp

1147 lines
22 KiB
C++

/*
* Copyright (C) 2007-2009 Gabest
* http://www.gabest.org
*
* This Program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This Program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNU Make; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
* http://www.gnu.org/copyleft/gpl.html
*
*/
#include "StdAfx.h"
#include "GSTextureCache.h"
GSTextureCache::GSTextureCache(GSRenderer* r)
: m_renderer(r)
{
m_paltex = !!theApp.GetConfig("paltex", 0);
}
GSTextureCache::~GSTextureCache()
{
RemoveAll();
}
void GSTextureCache::RemoveAll()
{
m_src.RemoveAll();
for(int type = 0; type < 2; type++)
{
for_each(m_dst[type].begin(), m_dst[type].end(), delete_object());
m_dst[type].clear();
}
}
GSTextureCache::Source* GSTextureCache::LookupSource(const GIFRegTEX0& TEX0, const GIFRegTEXA& TEXA, const GSVector4i& r)
{
const GSLocalMemory::psm_t& psm = GSLocalMemory::m_psm[TEX0.PSM];
const uint32* clut = m_renderer->m_mem.m_clut;
Source* src = NULL;
list<Source*>& m = m_src.m_map[TEX0.TBP0 >> 5];
for(list<Source*>::iterator i = m.begin(); i != m.end(); i++)
{
Source* s = *i;
if(((TEX0.u32[0] ^ s->m_TEX0.u32[0]) | ((TEX0.u32[1] ^ s->m_TEX0.u32[1]) & 3)) != 0) // TBP0 TBW PSM TW TH
{
continue;
}
if((psm.trbpp == 16 || psm.trbpp == 24) && TEX0.TCC && TEXA != s->m_TEXA)
{
continue;
}
if(s->m_palette == NULL && psm.pal > 0 && !GSVector4i::compare64(clut, s->m_clut, psm.pal * sizeof(clut[0])))
{
continue;
}
m.splice(m.begin(), m, i);
src = s;
break;
}
Target* dst = NULL;
if(src == NULL)
{
uint32 bp = TEX0.TBP0;
uint32 psm = TEX0.PSM;
for(int type = 0; type < 2 && dst == NULL; type++)
{
for(list<Target*>::iterator i = m_dst[type].begin(); i != m_dst[type].end(); i++)
{
Target* t = *i;
if(t->m_used && t->m_dirty.empty() && GSUtil::HasSharedBits(bp, psm, t->m_TEX0.TBP0, t->m_TEX0.PSM))
{
dst = t;
break;
}
}
}
}
if(src == NULL)
{
src = CreateSource(TEX0, TEXA, dst);
if(src == NULL)
{
return NULL;
}
}
if(psm.pal > 0)
{
int size = psm.pal * sizeof(clut[0]);
if(src->m_palette)
{
if(src->m_initpalette || !GSVector4i::update(src->m_clut, clut, size))
{
src->m_palette->Update(GSVector4i(0, 0, psm.pal, 1), src->m_clut, size);
src->m_initpalette = false;
}
}
}
src->Update(TEX0, TEXA, r);
m_src.m_used = true;
return src;
}
GSTextureCache::Target* GSTextureCache::LookupTarget(const GIFRegTEX0& TEX0, int w, int h, int type, bool used)
{
uint32 bp = TEX0.TBP0;
Target* dst = NULL;
for(list<Target*>::iterator i = m_dst[type].begin(); i != m_dst[type].end(); i++)
{
Target* t = *i;
if(bp == t->m_TEX0.TBP0)
{
m_dst[type].splice(m_dst[type].begin(), m_dst[type], i);
dst = t;
dst->m_TEX0 = TEX0;
break;
}
}
if(dst == NULL)
{
dst = CreateTarget(TEX0, w, h, type);
if(dst == NULL)
{
return NULL;
}
}
else
{
dst->Update();
}
if(m_renderer->CanUpscale())
{
int multiplier = m_renderer->accurateScaleMulti();
if (multiplier > 1) //it's limited to a maximum of 4 on reading the config
{
dst->m_texture->SetScale(GSVector2((float)multiplier, (float)multiplier));
}
else
{
GSVector4i fr = m_renderer->GetFrameRect();
int ww = (int)(fr.left + dst->m_TEX0.TBW * 64);
int hh = (int)(fr.top + m_renderer->GetDisplayRect().height());
if(hh <= m_renderer->GetDeviceSize().y / 2)
{
hh *= 2;
}
if(hh < 512 && m_renderer->m_context->SCISSOR.SCAY1 == 511) // vp2
{
hh = 512;
}
if(ww > 0 && hh > 0)
{
dst->m_texture->SetScale(GSVector2((float)w / ww, (float)h / hh));
}
}
}
if(used)
{
dst->m_used = true;
}
return dst;
}
GSTextureCache::Target* GSTextureCache::LookupTarget(const GIFRegTEX0& TEX0, int w, int h)
{
uint32 bp = TEX0.TBP0;
Target* dst = NULL;
for(list<Target*>::iterator i = m_dst[RenderTarget].begin(); i != m_dst[RenderTarget].end(); i++)
{
Target* t = *i;
if(bp == t->m_TEX0.TBP0)
{
dst = t;
break;
}
else
{
// HACK: try to find something close to the base pointer
if(t->m_TEX0.TBP0 <= bp && bp < t->m_TEX0.TBP0 + 0x700 && (!dst || t->m_TEX0.TBP0 >= dst->m_TEX0.TBP0))
{
dst = t;
}
}
}
if(dst == NULL)
{
dst = CreateTarget(TEX0, w, h, RenderTarget);
if(dst == NULL)
{
return NULL;
}
}
else
{
dst->Update();
}
dst->m_used = true;
return dst;
}
void GSTextureCache::InvalidateVideoMem(const GSOffset* o, const GSVector4i& rect, bool target)
{
uint32 bp = o->bp;
uint32 bw = o->bw;
uint32 psm = o->psm;
GSVector2i bs = (bp & 31) == 0 ? GSLocalMemory::m_psm[psm].pgs : GSLocalMemory::m_psm[psm].bs;
GSVector4i r = rect.ralign<GSVector4i::Outside>(bs);
if(!target)
{
const list<Source*>& m = m_src.m_map[bp >> 5];
for(list<Source*>::const_iterator i = m.begin(); i != m.end(); )
{
list<Source*>::const_iterator j = i++;
Source* s = *j;
if(GSUtil::HasSharedBits(bp, psm, s->m_TEX0.TBP0, s->m_TEX0.PSM))
{
m_src.RemoveAt(s);
}
}
}
bool found = false;
for(int y = r.top; y < r.bottom; y += bs.y)
{
uint32 base = o->block.row[y >> 3];
for(int x = r.left; x < r.right; x += bs.x)
{
uint32 page = (base + o->block.col[x >> 3]) >> 5;
if(page < MAX_PAGES)
{
const list<Source*>& m = m_src.m_map[page];
for(list<Source*>::const_iterator i = m.begin(); i != m.end(); )
{
list<Source*>::const_iterator j = i++;
Source* s = *j;
if(GSUtil::HasSharedBits(psm, s->m_TEX0.PSM))
{
bool b = bp == s->m_TEX0.TBP0;
if(!s->m_target)
{
s->m_valid[page] = 0;
s->m_complete = false;
found = b;
}
else
{
// TODO
if(b)
{
m_src.RemoveAt(s);
}
}
}
}
}
}
}
if(!target) return;
for(int type = 0; type < 2; type++)
{
for(list<Target*>::iterator i = m_dst[type].begin(); i != m_dst[type].end(); )
{
list<Target*>::iterator j = i++;
Target* t = *j;
if(GSUtil::HasSharedBits(bp, psm, t->m_TEX0.TBP0, t->m_TEX0.PSM))
{
if(!found && GSUtil::HasCompatibleBits(psm, t->m_TEX0.PSM))
{
t->m_dirty.push_back(GSDirtyRect(r, psm));
t->m_TEX0.TBW = bw;
}
else
{
m_dst[type].erase(j);
delete t;
continue;
}
}
if(GSUtil::HasSharedBits(psm, t->m_TEX0.PSM) && bp < t->m_TEX0.TBP0)
{
uint32 rowsize = bw * 8192;
uint32 offset = (uint32)((t->m_TEX0.TBP0 - bp) * 256);
if(rowsize > 0 && offset % rowsize == 0)
{
int y = GSLocalMemory::m_psm[psm].pgs.y * offset / rowsize;
if(r.bottom > y)
{
// TODO: do not add this rect above too
t->m_dirty.push_back(GSDirtyRect(GSVector4i(r.left, r.top - y, r.right, r.bottom - y), psm));
t->m_TEX0.TBW = bw;
continue;
}
}
}
}
}
}
void GSTextureCache::InvalidateLocalMem(const GSOffset* o, const GSVector4i& r)
{
uint32 bp = o->bp;
uint32 psm = o->psm;
for(list<Target*>::iterator i = m_dst[RenderTarget].begin(); i != m_dst[RenderTarget].end(); )
{
list<Target*>::iterator j = i++;
Target* t = *j;
if(GSUtil::HasSharedBits(bp, psm, t->m_TEX0.TBP0, t->m_TEX0.PSM))
{
if(GSUtil::HasCompatibleBits(psm, t->m_TEX0.PSM))
{
Read(t, r.rintersect(t->m_valid));
return;
}
else if(psm == PSM_PSMCT32 && (t->m_TEX0.PSM == PSM_PSMCT16 || t->m_TEX0.PSM == PSM_PSMCT16S))
{
// ffx-2 riku changing to her default (shoots some reflecting glass at the end), 16-bit rt read as 32-bit
Read(t, GSVector4i(r.left, r.top, r.right, r.top + (r.bottom - r.top) * 2).rintersect(t->m_valid));
return;
}
else
{
m_dst[RenderTarget].erase(j);
delete t;
}
}
}
/*
// no good, ffx does a lot of readback after exiting menu, at 0x02f00 this wrongly finds rt 0x02100 (0,448 - 512,480)
GSRenderTarget* rt2 = NULL;
int ymin = INT_MAX;
pos = m_rt.GetHeadPosition();
while(pos)
{
GSRenderTarget* rt = m_rt.GetNext(pos);
if(HasSharedBits(BITBLTBUF.SPSM, rt->m_TEX0.PSM) && BITBLTBUF.SBP > rt->m_TEX0.TBP0)
{
// ffx2 pause screen background
uint32 rowsize = BITBLTBUF.SBW * 8192;
uint32 offset = (uint32)((BITBLTBUF.SBP - rt->m_TEX0.TBP0) * 256);
if(rowsize > 0 && offset % rowsize == 0)
{
int y = GSLocalMemory::m_psm[BITBLTBUF.SPSM].pgs.y * offset / rowsize;
if(y < ymin && y < 512)
{
rt2 = rt;
ymin = y;
}
}
}
}
if(rt2)
{
rt2->Read(GSVector4i(r.left, r.top + ymin, r.right, r.bottom + ymin));
}
// TODO: ds
*/
}
void GSTextureCache::IncAge()
{
int maxage = m_src.m_used ? 3 : 30;
for(hash_set<Source*>::iterator i = m_src.m_surfaces.begin(); i != m_src.m_surfaces.end(); )
{
hash_set<Source*>::iterator j = i++;
Source* s = *j;
if(++s->m_age > maxage)
{
m_src.RemoveAt(s);
}
}
m_src.m_used = false;
maxage = 4; // ffx intro scene changes leave the old image untouched for a couple of frames and only then start using it
for(int type = 0; type < 2; type++)
{
for(list<Target*>::iterator i = m_dst[type].begin(); i != m_dst[type].end(); )
{
list<Target*>::iterator j = i++;
Target* t = *j;
if(++t->m_age > maxage)
{
m_dst[type].erase(j);
delete t;
}
}
}
}
GSTextureCache::Source* GSTextureCache::CreateSource(const GIFRegTEX0& TEX0, const GIFRegTEXA& TEXA, Target* dst)
{
Source* src = new Source(m_renderer);
src->m_TEX0 = TEX0;
src->m_TEXA = TEXA;
int tw = 1 << TEX0.TW;
int th = 1 << TEX0.TH;
int tp = (int)TEX0.TW << 6;
if(dst == NULL)
{
if(m_paltex && GSLocalMemory::m_psm[TEX0.PSM].pal > 0)
{
src->m_fmt = FMT_8;
src->m_texture = m_renderer->m_dev->CreateTexture(tw, th, Get8bitFormat());
src->m_palette = m_renderer->m_dev->CreateTexture(256, 1);
}
else
{
src->m_fmt = FMT_32;
src->m_texture = m_renderer->m_dev->CreateTexture(tw, th);
}
}
else
{
// TODO: clean up this mess
src->m_target = true;
if(dst->m_type != RenderTarget)
{
// TODO
delete src;
return NULL;
}
dst->Update();
GSTexture* tmp = NULL;
if(dst->m_texture->IsMSAA())
{
tmp = dst->m_texture;
dst->m_texture = m_renderer->m_dev->Resolve(dst->m_texture);
}
// do not round here!!! if edge becomes a black pixel and addressing mode is clamp => everything outside the clamped area turns into black (kh2 shadows)
int w = (int)(dst->m_texture->GetScale().x * tw);
int h = (int)(dst->m_texture->GetScale().y * th);
GSVector2i dstsize = dst->m_texture->GetSize();
// pitch conversion
if(dst->m_TEX0.TBW != TEX0.TBW) // && dst->m_TEX0.PSM == TEX0.PSM
{
//Better not do the code below, "fixes" like every game that ever gets here..
delete src; return NULL;
// sfex3 uses this trick (bw: 10 -> 5, wraps the right side below the left)
// ASSERT(dst->m_TEX0.TBW > TEX0.TBW); // otherwise scale.x need to be reduced to make the larger texture fit (TODO)
src->m_texture = m_renderer->m_dev->CreateRenderTarget(dstsize.x, dstsize.y, false);
GSVector4 size = GSVector4(dstsize).xyxy();
GSVector4 scale = GSVector4(dst->m_texture->GetScale()).xyxy();
int blockWidth = 64;
int blockHeight = TEX0.PSM == PSM_PSMCT32 || TEX0.PSM == PSM_PSMCT24 ? 32 : 64;
GSVector4i br(0, 0, blockWidth, blockHeight);
int sw = (int)dst->m_TEX0.TBW << 6;
int dw = (int)TEX0.TBW << 6;
int dh = 1 << TEX0.TH;
if(sw != 0)
for(int dy = 0; dy < dh; dy += blockHeight)
{
for(int dx = 0; dx < dw; dx += blockWidth)
{
int o = dy * dw / blockHeight + dx;
int sx = o % sw;
int sy = o / sw;
GSVector4 sr = GSVector4(GSVector4i(sx, sy).xyxy() + br) * scale / size;
GSVector4 dr = GSVector4(GSVector4i(dx, dy).xyxy() + br) * scale;
m_renderer->m_dev->StretchRect(dst->m_texture, sr, src->m_texture, dr);
// TODO: this is quite a lot of StretchRect, do it with one Draw
}
}
}
//else if(tw < tp)
//{
// // FIXME: timesplitters blurs the render target by blending itself over a couple of times
// if(tw == 256 && th == 128 && tp == 512 && (TEX0.TBP0 == 0 || TEX0.TBP0 == 0x00e00))
// {
// return false;
// }
//}
// width/height conversion
GSVector2 scale = dst->m_texture->GetScale();
GSVector4 dr(0, 0, w, h);
if(w > dstsize.x)
{
scale.x = (float)dstsize.x / tw;
dr.z = (float)dstsize.x * scale.x / dst->m_texture->GetScale().x;
w = dstsize.x;
}
if(h > dstsize.y)
{
scale.y = (float)dstsize.y / th;
dr.w = (float)dstsize.y * scale.y / dst->m_texture->GetScale().y;
h = dstsize.y;
}
GSVector4 sr(0, 0, w, h);
GSTexture* st = src->m_texture ? src->m_texture : dst->m_texture;
GSTexture* dt = m_renderer->m_dev->CreateRenderTarget(w, h, false);
if(!src->m_texture)
{
src->m_texture = dt;
}
if((sr == dr).alltrue())
{
m_renderer->m_dev->CopyRect(st, dt, GSVector4i(0, 0, w, h));
}
else
{
sr.z /= st->GetWidth();
sr.w /= st->GetHeight();
m_renderer->m_dev->StretchRect(st, sr, dt, dr);
}
if(dt != src->m_texture)
{
m_renderer->m_dev->Recycle(src->m_texture);
src->m_texture = dt;
}
src->m_texture->SetScale(scale);
switch(TEX0.PSM)
{
default:
// Note: this assertion triggers in Xenosaga2 after the first intro scenes, when
// gameplay first begins (in the city).
ASSERT(0);
case PSM_PSMCT32:
src->m_fmt = FMT_32;
break;
case PSM_PSMCT24:
src->m_fmt = FMT_24;
break;
case PSM_PSMCT16:
case PSM_PSMCT16S:
src->m_fmt = FMT_16;
break;
case PSM_PSMT8H:
src->m_fmt = FMT_8H;
src->m_palette = m_renderer->m_dev->CreateTexture(256, 1);
break;
case PSM_PSMT8:
//Not sure, this wasn't handled at all.
//Xenosaga 2 and 3 use it, Tales of Legendia as well.
//It's always used for fog like effects.
src->m_fmt = FMT_8;
src->m_palette = m_renderer->m_dev->CreateTexture(256, 1);
break;
case PSM_PSMT4HL:
src->m_fmt = FMT_4HL;
src->m_palette = m_renderer->m_dev->CreateTexture(256, 1);
break;
case PSM_PSMT4HH:
src->m_fmt = FMT_4HH;
src->m_palette = m_renderer->m_dev->CreateTexture(256, 1);
break;
}
if(tmp != NULL)
{
m_renderer->m_dev->Recycle(dst->m_texture);
dst->m_texture = tmp;
}
}
if(src->m_texture == NULL)
{
ASSERT(0);
return NULL;
}
const GSLocalMemory::psm_t& psm = GSLocalMemory::m_psm[TEX0.PSM];
if(psm.pal > 0)
{
memcpy(src->m_clut, (const uint32*)m_renderer->m_mem.m_clut, psm.pal * sizeof(uint32));
}
m_src.Add(src, TEX0, m_renderer->m_context->offset.tex);
return src;
}
GSTextureCache::Target* GSTextureCache::CreateTarget(const GIFRegTEX0& TEX0, int w, int h, int type)
{
Target* t = new Target(m_renderer);
t->m_TEX0 = TEX0;
// FIXME: initial data should be unswizzled from local mem in Update() if dirty
t->m_type = type;
if(type == RenderTarget)
{
t->m_texture = m_renderer->m_dev->CreateRenderTarget(w, h, true);
t->m_used = true; // FIXME
}
else if(type == DepthStencil)
{
t->m_texture = m_renderer->m_dev->CreateDepthStencil(w, h, true);
}
if(t->m_texture == NULL)
{
ASSERT(0);
return NULL;
}
m_dst[type].push_front(t);
return t;
}
// GSTextureCache::Surface
GSTextureCache::Surface::Surface(GSRenderer* r)
: m_renderer(r)
, m_texture(NULL)
, m_age(0)
{
m_TEX0.TBP0 = (uint32)~0;
}
GSTextureCache::Surface::~Surface()
{
m_renderer->m_dev->Recycle(m_texture);
}
void GSTextureCache::Surface::Update()
{
m_age = 0;
}
// GSTextureCache::Source
GSTextureCache::Source::Source(GSRenderer* r)
: Surface(r)
, m_palette(NULL)
, m_initpalette(true)
, m_fmt(0)
, m_target(false)
, m_complete(false)
{
memset(m_valid, 0, sizeof(m_valid));
m_clut = (uint32*)_aligned_malloc(256 * sizeof(uint32), 16);
memset(m_clut, 0, sizeof(m_clut));
m_write.rect = (GSVector4i*)_aligned_malloc(3 * sizeof(GSVector4i), 16);
m_write.count = 0;
}
GSTextureCache::Source::~Source()
{
m_renderer->m_dev->Recycle(m_palette);
_aligned_free(m_clut);
_aligned_free(m_write.rect);
}
void GSTextureCache::Source::Update(const GIFRegTEX0& TEX0, const GIFRegTEXA& TEXA, const GSVector4i& rect)
{
__super::Update();
if(m_complete || m_target)
{
return;
}
m_TEX0 = TEX0;
m_TEXA = TEXA;
GSVector2i bs = GSLocalMemory::m_psm[m_TEX0.PSM].bs;
int tw = std::max<int>(1 << m_TEX0.TW, bs.x);
int th = std::max<int>(1 << m_TEX0.TH, bs.y);
GSVector4i r = rect.ralign<GSVector4i::Outside>(bs);
if(r.eq(GSVector4i(0, 0, tw, th)))
{
m_complete = true; // lame, but better than nothing
}
const GSOffset* o = m_renderer->m_context->offset.tex;
bool repeating = m_TEX0.IsRepeating();
uint32 blocks = 0;
for(int y = r.top; y < r.bottom; y += bs.y)
{
uint32 base = o->block.row[y >> 3];
for(int x = r.left; x < r.right; x += bs.x)
{
uint32 block = base + o->block.col[x >> 3];
if(block < MAX_BLOCKS)
{
uint32 row = block >> 5;
uint32 col = 1 << (block & 31);
if((m_valid[row] & col) == 0)
{
if(!repeating)
{
m_valid[row] |= col;
}
Write(GSVector4i(x, y, x + bs.x, y + bs.y));
blocks++;
}
}
}
}
if(blocks > 0)
{
if(repeating)
{
for(int y = r.top; y < r.bottom; y += bs.y)
{
uint32 base = o->block.row[y >> 3];
for(int x = r.left; x < r.right; x += bs.x)
{
uint32 block = base + o->block.col[x >> 3];
if(block < MAX_BLOCKS)
{
uint32 row = block >> 5;
uint32 col = 1 << (block & 31);
m_valid[row] |= col;
}
}
}
}
m_renderer->m_perfmon.Put(GSPerfMon::Unswizzle, bs.x * bs.y * blocks << (m_fmt == FMT_32 ? 2 : 0));
Flush(m_write.count);
}
}
void GSTextureCache::Source::Write(const GSVector4i& r)
{
m_write.rect[m_write.count++] = r;
while(m_write.count >= 2)
{
GSVector4i& a = m_write.rect[m_write.count - 2];
GSVector4i& b = m_write.rect[m_write.count - 1];
if((a == b.zyxw()).mask() == 0xfff0)
{
a.right = b.right; // extend right
m_write.count--;
}
else if((a == b.xwzy()).mask() == 0xff0f)
{
a.bottom = b.bottom; // extend down
m_write.count--;
}
else
{
break;
}
}
if(m_write.count > 2)
{
Flush(1);
}
}
void GSTextureCache::Source::Flush(uint32 count)
{
const GSLocalMemory::psm_t& psm = GSLocalMemory::m_psm[m_TEX0.PSM];
int tw = 1 << m_TEX0.TW;
int th = 1 << m_TEX0.TH;
GSVector4i tr(0, 0, tw, th);
int pitch = max(tw, psm.bs.x) * sizeof(uint32);
GSLocalMemory& mem = m_renderer->m_mem;
const GSOffset* o = m_renderer->m_context->offset.tex;
GSLocalMemory::readTexture rtx = psm.rtx;
if(m_fmt == FMT_8)
{
pitch >>= 2;
rtx = psm.rtxP;
}
uint8* buff = m_renderer->GetTextureBufferLock();
for(uint32 i = 0; i < count; i++)
{
GSVector4i r = m_write.rect[i];
if((r > tr).mask() & 0xff00)
{
(mem.*rtx)(o, r, buff, pitch, m_TEXA);
m_texture->Update(r.rintersect(tr), buff, pitch);
}
else
{
GSTexture::GSMap m;
if(m_texture->Map(m, &r))
{
(mem.*rtx)(o, r, m.bits, m.pitch, m_TEXA);
m_texture->Unmap();
}
else
{
(mem.*rtx)(o, r, buff, pitch, m_TEXA);
m_texture->Update(r, buff, pitch);
}
}
}
m_renderer->ReleaseTextureBufferLock();
if(count < m_write.count)
{
memcpy(m_write.rect[0], &m_write.rect[count], (m_write.count - count) * sizeof(m_write.rect[0]));
}
m_write.count -= count;
}
// GSTextureCache::Target
GSTextureCache::Target::Target(GSRenderer* r)
: Surface(r)
, m_type(-1)
, m_used(false)
{
m_valid = GSVector4i::zero();
}
void GSTextureCache::Target::Update()
{
__super::Update();
// FIXME: the union of the rects may also update wrong parts of the render target (but a lot faster :)
GSVector4i r = m_dirty.GetDirtyRectAndClear(m_TEX0, m_texture->GetSize());
if(r.rempty()) return;
if(m_type == RenderTarget)
{
int w = r.width();
int h = r.height();
if(GSTexture* t = m_renderer->m_dev->CreateTexture(w, h))
{
const GSOffset* o = m_renderer->m_mem.GetOffset(m_TEX0.TBP0, m_TEX0.TBW, m_TEX0.PSM);
GIFRegTEXA TEXA;
TEXA.AEM = 1;
TEXA.TA0 = 0;
TEXA.TA1 = 0x80;
GSTexture::GSMap m;
if(t->Map(m))
{
m_renderer->m_mem.ReadTexture(o, r, m.bits, m.pitch, TEXA);
t->Unmap();
}
else
{
static uint8* buff = (uint8*)::_aligned_malloc(1024 * 1024 * 4, 16);
int pitch = ((w + 3) & ~3) * 4;
m_renderer->m_mem.ReadTexture(o, r, buff, pitch, TEXA);
t->Update(r.rsize(), buff, pitch);
}
// m_renderer->m_perfmon.Put(GSPerfMon::Unswizzle, w * h * 4);
m_renderer->m_dev->StretchRect(t, m_texture, GSVector4(r) * GSVector4(m_texture->GetScale()).xyxy());
m_renderer->m_dev->Recycle(t);
}
}
else if(m_type == DepthStencil)
{
// do the most likely thing a direct write would do, clear it
if((m_renderer->m_game.flags & CRC::ZWriteMustNotClear) == 0)
{
m_renderer->m_dev->ClearDepth(m_texture, 0);
}
}
}
// GSTextureCache::SourceMap
void GSTextureCache::SourceMap::Add(Source* s, const GIFRegTEX0& TEX0, const GSOffset* o)
{
m_surfaces.insert(s);
if(s->m_target)
{
// TODO
m_map[TEX0.TBP0 >> 5].push_front(s);
return;
}
const GSLocalMemory::psm_t& psm = GSLocalMemory::m_psm[TEX0.PSM];
GSVector2i bs = (TEX0.TBP0 & 31) == 0 ? psm.pgs : psm.bs;
int tw = 1 << TEX0.TW;
int th = 1 << TEX0.TH;
for(int y = 0; y < th; y += bs.y)
{
uint32 base = o->block.row[y >> 3];
for(int x = 0; x < tw; x += bs.x)
{
uint32 page = (base + o->block.col[x >> 3]) >> 5;
if(page < MAX_PAGES)
{
m_pages[page >> 5] |= 1 << (page & 31);
}
}
}
for(int i = 0; i < countof(m_pages); i++)
{
if(uint32 p = m_pages[i])
{
m_pages[i] = 0;
list<Source*>* m = &m_map[i << 5];
unsigned long j;
while(_BitScanForward(&j, p))
{
p ^= 1 << j;
m[j].push_front(s);
}
}
}
}
void GSTextureCache::SourceMap::RemoveAll()
{
for_each(m_surfaces.begin(), m_surfaces.end(), delete_object());
m_surfaces.clear();
for(uint32 i = 0; i < countof(m_map); i++)
{
m_map[i].clear();
}
}
void GSTextureCache::SourceMap::RemoveAt(Source* s)
{
m_surfaces.erase(s);
for(uint32 start = s->m_TEX0.TBP0 >> 5, end = s->m_target ? start : countof(m_map) - 1; start <= end; start++)
{
list<Source*>& m = m_map[start];
for(list<Source*>::iterator i = m.begin(); i != m.end(); )
{
list<Source*>::iterator j = i++;
if(*j == s) {m.erase(j); break;}
}
}
delete s;
}