mirror of https://github.com/PCSX2/pcsx2.git
532 lines
14 KiB
C++
532 lines
14 KiB
C++
/* ZZ Open GL graphics plugin
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* Copyright (c)2009-2010 zeydlitz@gmail.com, arcum42@gmail.com
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* Based on Zerofrog's ZeroGS KOSMOS (c)2005-2008
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "GS.h"
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#include <Cg/cg.h>
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#include <Cg/cgGL.h>
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#include <stdlib.h>
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#include "Mem.h"
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#include "x86.h"
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#include "zerogs.h"
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#include "targets.h"
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u8* g_pbyGSMemory = NULL; // 4Mb GS system mem
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void GSMemory::init()
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{
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const u32 mem_size = MEMORY_END + 0x10000; // leave some room for out of range accesses (saves on the checks)
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// clear
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g_pbyGSMemory = (u8*)_aligned_malloc(mem_size, 1024);
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memset(g_pbyGSMemory, 0, mem_size);
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}
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void GSMemory::destroy()
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{
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_aligned_free(g_pbyGSMemory);
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g_pbyGSMemory = NULL;
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}
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u8* GSMemory::get() { return g_pbyGSMemory; }
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u8* GSMemory::get(u32 addr) { return &g_pbyGSMemory[addr*8]; }
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u8* GSMemory::get_raw(u32 addr) { return &g_pbyGSMemory[addr]; }
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u8* g_pbyGSClut = NULL; // ZZ
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void GSClut::init()
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{
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g_pbyGSClut = (u8*)_aligned_malloc(256 * 8, 1024); // need 512 alignment!
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memset(g_pbyGSClut, 0, 256*8);
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}
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void GSClut::destroy()
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{
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_aligned_free(g_pbyGSClut);
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g_pbyGSClut = NULL;
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}
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u8* GSClut::get() { return g_pbyGSClut; }
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u8* GSClut::get(u32 addr) { return &g_pbyGSClut[addr*8]; }
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u8* GSClut::get_raw(u32 addr) { return &g_pbyGSClut[addr]; }
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extern _getPixelAddress getPixelFun[64];
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namespace ZeroGS
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{
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extern CRangeManager s_RangeMngr; // manages overwritten memory
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extern void ResolveInRange(int start, int end);
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static vector<u8> s_vTempBuffer, s_vTransferCache;
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static int gs_imageEnd = 0;
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void GetRectMemAddress(int& start, int& end, int psm, int x, int y, int w, int h, int bp, int bw)
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{
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FUNCLOG
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u32 bits = 0;
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if (m_Blocks[psm].bpp == 0)
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{
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ZZLog::Error_Log("ZeroGS: Bad psm 0x%x.", psm);
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start = 0;
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end = MEMORY_END;
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return;
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}
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if (PSMT_ISZTEX(psm))
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{
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// Somehow, I doubt this code is right. I'll have to look into it. For the moment, I'm keeping it the
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// way it was. --arcum42
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const BLOCK& b = m_Blocks[psm];
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bw = (bw + b.width - 1) / b.width;
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start = bp * 256 + ((y / b.height) * bw + (x / b.width)) * 0x2000;
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end = bp * 256 + (((y + h - 1) / b.height) * bw + (x + w + b.width - 1) / b.width) * 0x2000;
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return;
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}
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bits = PSMT_BITS_NUM(psm);
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start = getPixelFun[psm](x, y, bp, bw);
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end = getPixelFun[psm](x + w - 1, y + h - 1, bp, bw) + 1;
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if (bits > 0)
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{
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start *= bits;
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end *= bits;
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}
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else
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{
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// This is what it used to do, which doesn't seem right.
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// Keeping it for reference, in case removing it breaks anything.
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//int newx = ((x + w - 1 + 31) & ~31) - 1;
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//int newy = ((y + h - 1 + 15) & ~15) - 1;
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//start = getPixelAddress4(x, y, bp, bw) / 2;
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//end = (getPixelAddress4(max(newx, x), max(newy, y), bp, bw) + 2) / 2;
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start /= 2;
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end /= 2;
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}
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}
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void InitTransferHostLocal()
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{
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FUNCLOG
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#if defined(ZEROGS_DEVBUILD)
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if (gs.trxpos.dx + gs.imageWnew > gs.dstbuf.bw)
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ZZLog::Warn_Log("Transfer error, width exceeded.");
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#endif
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//bool bHasFlushed = false;
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gs.imageX = gs.trxpos.dx;
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gs.imageY = gs.trxpos.dy;
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gs.imageEndX = gs.imageX + gs.imageWnew;
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gs.imageEndY = gs.imageY + gs.imageHnew;
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assert(gs.imageEndX < 2048 && gs.imageEndY < 2048);
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// This needs to be looked in to, since psm should *not* be 63.
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// hack! viewful joe
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if (gs.dstbuf.psm == 63) gs.dstbuf.psm = 0;
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int start, end;
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GetRectMemAddress(start, end, gs.dstbuf.psm, gs.trxpos.dx, gs.trxpos.dy, gs.imageWnew, gs.imageHnew, gs.dstbuf.bp, gs.dstbuf.bw);
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if (end > MEMORY_END)
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{
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ZZLog::Warn_Log("Host local out of bounds!");
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//gs.imageTransfer = -1;
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end = MEMORY_END;
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}
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gs_imageEnd = end;
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if (vb[0].nCount > 0) Flush(0);
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if (vb[1].nCount > 0) Flush(1);
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//ZZLog::Prim_Log("trans: bp:%x x:%x y:%x w:%x h:%x\n", gs.dstbuf.bp, gs.trxpos.dx, gs.trxpos.dy, gs.imageWnew, gs.imageHnew);
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}
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void TransferHostLocal(const void* pbyMem, u32 nQWordSize)
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{
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FUNCLOG
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int start, end;
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GetRectMemAddress(start, end, gs.dstbuf.psm, gs.imageX, gs.imageY, gs.imageWnew, gs.imageHnew, gs.dstbuf.bp, gs.dstbuf.bw);
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assert(start < gs_imageEnd);
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end = gs_imageEnd;
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// sometimes games can decompress to alpha channel of render target only, in this case
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// do a resolve right away. wolverine x2
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if (((gs.dstbuf.psm == PSMT8H) || (gs.dstbuf.psm == PSMT4HL) || (gs.dstbuf.psm == PSMT4HH)) && !(conf.settings().gust))
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{
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list<CRenderTarget*> listTransmissionUpdateTargs;
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s_RTs.GetTargs(start, end, listTransmissionUpdateTargs);
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for (list<CRenderTarget*>::iterator it = listTransmissionUpdateTargs.begin(); it != listTransmissionUpdateTargs.end(); ++it)
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{
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CRenderTarget* ptarg = *it;
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if ((ptarg->status & CRenderTarget::TS_Virtual)) continue;
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//ZZLog::Error_Log("Resolving to alpha channel.");
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ptarg->Resolve();
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}
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}
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s_RangeMngr.Insert(start, min(end, start + (int)nQWordSize*16));
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const u8* porgend = (const u8*)pbyMem + 4 * nQWordSize;
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if (s_vTransferCache.size() > 0)
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{
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int imagecache = s_vTransferCache.size();
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s_vTempBuffer.resize(imagecache + nQWordSize*4);
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memcpy(&s_vTempBuffer[0], &s_vTransferCache[0], imagecache);
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memcpy(&s_vTempBuffer[imagecache], pbyMem, nQWordSize*4);
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pbyMem = (const void*) & s_vTempBuffer[0];
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porgend = &s_vTempBuffer[0] + s_vTempBuffer.size();
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int wordinc = imagecache / 4;
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if ((nQWordSize * 4 + imagecache) / 3 == ((nQWordSize + wordinc) * 4) / 3)
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{
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// can use the data
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nQWordSize += wordinc;
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}
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}
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int leftover = m_Blocks[gs.dstbuf.psm].TransferHostLocal(pbyMem, nQWordSize);
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if (leftover > 0)
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{
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// copy the last gs.image24bitOffset to the cache
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s_vTransferCache.resize(leftover);
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memcpy(&s_vTransferCache[0], porgend - leftover, leftover);
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}
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else
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{
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s_vTransferCache.resize(0);
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}
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#if defined(_DEBUG)
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if (g_bSaveTrans)
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{
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tex0Info t;
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t.tbp0 = gs.dstbuf.bp;
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t.tw = gs.imageWnew;
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t.th = gs.imageHnew;
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t.tbw = gs.dstbuf.bw;
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t.psm = gs.dstbuf.psm;
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SaveTex(&t, 0);
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}
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#endif
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}
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void InitTransferLocalHost()
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{
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FUNCLOG
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assert(gs.trxpos.sx + gs.imageWnew <= 2048 && gs.trxpos.sy + gs.imageHnew <= 2048);
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#if defined(ZEROGS_DEVBUILD)
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if (gs.trxpos.sx + gs.imageWnew > gs.srcbuf.bw)
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ZZLog::Warn_Log("Transfer error, width exceeded.");
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#endif
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gs.imageX = gs.trxpos.sx;
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gs.imageY = gs.trxpos.sy;
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gs.imageEndX = gs.imageX + gs.imageWnew;
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gs.imageEndY = gs.imageY + gs.imageHnew;
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s_vTransferCache.resize(0);
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int start, end;
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GetRectMemAddress(start, end, gs.srcbuf.psm, gs.trxpos.sx, gs.trxpos.sy, gs.imageWnew, gs.imageHnew, gs.srcbuf.bp, gs.srcbuf.bw);
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ResolveInRange(start, end);
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}
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template <class T>
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void TransferLocalHost(void* pbyMem, u32 nQWordSize, int& x, int& y, u8 *pstart)
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{
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_readPixel_0 rp = readPixelFun_0[gs.srcbuf.psm];
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int i = x, j = y;
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T* pbuf = (T*)pbyMem;
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u32 nSize = nQWordSize * 16 / sizeof(T);
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for (; i < gs.imageEndY; ++i)
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{
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for (; j < gs.imageEndX && nSize > 0; ++j, --nSize)
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{
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*pbuf++ = rp(pstart, j % 2048, i % 2048, gs.srcbuf.bw);
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}
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if (j >= gs.imageEndX)
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{
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assert(j == gs.imageEndX);
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j = gs.trxpos.sx;
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}
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else
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{
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assert(nSize == 0);
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break;
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}
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}
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}
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void TransferLocalHost_24(void* pbyMem, u32 nQWordSize, int& x, int& y, u8 *pstart)
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{
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_readPixel_0 rp = readPixelFun_0[gs.srcbuf.psm];
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int i = x, j = y;
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u8* pbuf = (u8*)pbyMem;
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u32 nSize = nQWordSize * 16 / 3;
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for (; i < gs.imageEndY; ++i)
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{
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for (; j < gs.imageEndX && nSize > 0; ++j, --nSize)
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{
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u32 p = rp(pstart, j % 2048, i % 2048, gs.srcbuf.bw);
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pbuf[0] = (u8)p;
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pbuf[1] = (u8)(p >> 8);
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pbuf[2] = (u8)(p >> 16);
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pbuf += 3;
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}
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if (j >= gs.imageEndX)
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{
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assert(j == gs.imageEndX);
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j = gs.trxpos.sx;
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}
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else
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{
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assert(nSize == 0);
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break;
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}
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}
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}
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// left/right, top/down
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void TransferLocalHost(void* pbyMem, u32 nQWordSize)
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{
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FUNCLOG
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assert(gs.imageTransfer == 1);
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u8* pstart = g_pbyGSMemory + 256 * gs.srcbuf.bp;
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switch(PSMT_BITMODE(gs.srcbuf.psm))
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{
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case 0: TransferLocalHost<u32>(pbyMem, nQWordSize, gs.imageY, gs.imageX, pstart); break;
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case 1: TransferLocalHost_24(pbyMem, nQWordSize, gs.imageY, gs.imageX, pstart); break;
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case 2: TransferLocalHost<u16>(pbyMem, nQWordSize, gs.imageY, gs.imageX, pstart); break;
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case 3: TransferLocalHost<u8>(pbyMem, nQWordSize, gs.imageY, gs.imageX, pstart); break;
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default: assert(0); break;
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}
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if (gs.imageY >= gs.imageEndY)
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{
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ZZLog::Error_Log("gs.imageY >= gs.imageEndY!");
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assert(gs.imageY == gs.imageEndY);
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gs.imageTransfer = -1;
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}
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}
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__forceinline void _TransferLocalLocal()
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{
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//ZZLog::Error_Log("TransferLocalLocal(0x%x, 0x%x)", gs.srcbuf.psm, gs.dstbuf.psm);
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_writePixel_0 wp = writePixelFun_0[gs.srcbuf.psm];
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_readPixel_0 rp = readPixelFun_0[gs.dstbuf.psm];
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u8* pSrcBuf = g_pbyGSMemory + gs.srcbuf.bp * 256;
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u8* pDstBuf = g_pbyGSMemory + gs.dstbuf.bp * 256;
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u32 widthlimit = 4;
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u32 maxX = gs.trxpos.sx + gs.imageWnew;
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u32 maxY = gs.trxpos.sy + gs.imageHnew;
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if (PSMT_BITMODE(gs.srcbuf.psm) == 0) widthlimit = 2;
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if ((gs.imageWnew & widthlimit) != 0) return;
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for(int i = gs.trxpos.sy, i2 = gs.trxpos.dy; i < maxY; i++, i2++)
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{
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for(int j = gs.trxpos.sx, j2 = gs.trxpos.dx; j < maxX; j += widthlimit, j2 += widthlimit)
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{
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wp(pDstBuf, j2%2048, i2%2048,
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rp(pSrcBuf, j%2048, i%2048, gs.srcbuf.bw), gs.dstbuf.bw);
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wp(pDstBuf, (j2+1)%2048, i2%2048,
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rp(pSrcBuf, (j+1)%2048, i%2048, gs.srcbuf.bw), gs.dstbuf.bw);
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if (widthlimit > 2)
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{
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// Then widthlimit == 4.
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wp(pDstBuf, (j2+2)%2048, i2%2048,
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rp(pSrcBuf, (j+2)%2048, i%2048, gs.srcbuf.bw), gs.dstbuf.bw);
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wp(pDstBuf, (j2+3)%2048, i2%2048,
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rp(pSrcBuf, (j+3)%2048, i%2048, gs.srcbuf.bw), gs.dstbuf.bw);
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}
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}
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}
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}
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__forceinline void _TransferLocalLocal_4()
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{
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//ZZLog::Error_Log("TransferLocalLocal_4(0x%x, 0x%x)", gs.srcbuf.psm, gs.dstbuf.psm);
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_getPixelAddress_0 gsp = getPixelFun_0[gs.srcbuf.psm];
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_getPixelAddress_0 gdp = getPixelFun_0[gs.dstbuf.psm];
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u8* pSrcBuf = g_pbyGSMemory + gs.srcbuf.bp * 256;
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u8* pDstBuf = g_pbyGSMemory + gs.dstbuf.bp * 256;
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u32 maxX = gs.trxpos.sx + gs.imageWnew;
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u32 maxY = gs.trxpos.sy + gs.imageHnew;
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assert((gs.imageWnew % 8) == 0);
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for(int i = gs.trxpos.sy, i2 = gs.trxpos.dy; i < maxY; ++i, ++i2)
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{
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for(int j = gs.trxpos.sx, j2 = gs.trxpos.dx; j < maxX; j += 8, j2 += 8)
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{
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/* NOTE: the 2 conseq 4bit values are in NOT in the same byte */
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u32 read = gsp(j%2048, i%2048, gs.srcbuf.bw);
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u32 write = gdp(j2%2048, i2%2048, gs.dstbuf.bw);
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pDstBuf[write] = (pDstBuf[write]&0xf0)|(pSrcBuf[read]&0x0f);
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read = gsp((j+1)%2048, i%2048, gs.srcbuf.bw);
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write = gdp((j2+1)%2048, i2%2048, gs.dstbuf.bw);
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pDstBuf[write] = (pDstBuf[write]&0x0f)|(pSrcBuf[read]&0xf0);
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read = gsp((j+2)%2048, i%2048, gs.srcbuf.bw);
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write = gdp((j2+2)%2048, i2%2048, gs.dstbuf.bw);
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pDstBuf[write] = (pDstBuf[write]&0xf0)|(pSrcBuf[read]&0x0f);
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read = gsp((j+3)%2048, i%2048, gs.srcbuf.bw);
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write = gdp((j2+3)%2048, i2%2048, gs.dstbuf.bw);
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pDstBuf[write] = (pDstBuf[write]&0x0f)|(pSrcBuf[read]&0xf0);
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read = gsp((j+2)%2048, i%2048, gs.srcbuf.bw);
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write = gdp((j2+2)%2048, i2%2048, gs.dstbuf.bw);
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pDstBuf[write] = (pDstBuf[write]&0xf0)|(pSrcBuf[read]&0x0f);
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read = gsp((j+3)%2048, i%2048, gs.srcbuf.bw);
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write = gdp((j2+3)%2048, i2%2048, gs.dstbuf.bw);
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pDstBuf[write] = (pDstBuf[write]&0x0f)|(pSrcBuf[read]&0xf0);
|
|
|
|
read = gsp((j+2)%2048, i%2048, gs.srcbuf.bw);
|
|
write = gdp((j2+2)%2048, i2%2048, gs.dstbuf.bw);
|
|
pDstBuf[write] = (pDstBuf[write]&0xf0)|(pSrcBuf[read]&0x0f);
|
|
|
|
read = gsp((j+3)%2048, i%2048, gs.srcbuf.bw);
|
|
write = gdp((j2+3)%2048, i2%2048, gs.dstbuf.bw);
|
|
pDstBuf[write] = (pDstBuf[write]&0x0f)|(pSrcBuf[read]&0xf0);
|
|
}
|
|
}
|
|
}
|
|
|
|
// dir depends on trxpos.dirx & trxpos.diry
|
|
void TransferLocalLocal()
|
|
{
|
|
FUNCLOG
|
|
|
|
//ZZLog::Error_Log("I'z in your code, transferring your memory...");
|
|
assert(gs.imageTransfer == 2);
|
|
assert(gs.trxpos.sx + gs.imageWnew < 2048 && gs.trxpos.sy + gs.imageHnew < 2048);
|
|
assert(gs.trxpos.dx + gs.imageWnew < 2048 && gs.trxpos.dy + gs.imageHnew < 2048);
|
|
assert((gs.srcbuf.psm&0x7) == (gs.dstbuf.psm&0x7));
|
|
|
|
if (gs.trxpos.sx + gs.imageWnew > gs.srcbuf.bw)
|
|
ZZLog::Warn_Log("Transfer error, src width exceeded.");
|
|
|
|
if (gs.trxpos.dx + gs.imageWnew > gs.dstbuf.bw)
|
|
ZZLog::Warn_Log("Transfer error, dst width exceeded.");
|
|
|
|
int srcstart, srcend, dststart, dstend;
|
|
|
|
GetRectMemAddress(srcstart, srcend, gs.srcbuf.psm, gs.trxpos.sx, gs.trxpos.sy, gs.imageWnew, gs.imageHnew, gs.srcbuf.bp, gs.srcbuf.bw);
|
|
GetRectMemAddress(dststart, dstend, gs.dstbuf.psm, gs.trxpos.dx, gs.trxpos.dy, gs.imageWnew, gs.imageHnew, gs.dstbuf.bp, gs.dstbuf.bw);
|
|
|
|
// resolve the targs
|
|
ResolveInRange(srcstart, srcend);
|
|
|
|
list<CRenderTarget*> listTargs;
|
|
|
|
s_RTs.GetTargs(dststart, dstend, listTargs);
|
|
|
|
for (list<CRenderTarget*>::iterator it = listTargs.begin(); it != listTargs.end(); ++it)
|
|
{
|
|
if (!((*it)->status & CRenderTarget::TS_Virtual))
|
|
{
|
|
(*it)->Resolve();
|
|
//(*it)->status |= CRenderTarget::TS_NeedUpdate;
|
|
}
|
|
}
|
|
|
|
if (PSMT_BITMODE(gs.srcbuf.psm) != 4)
|
|
{
|
|
_TransferLocalLocal();
|
|
}
|
|
else
|
|
{
|
|
_TransferLocalLocal_4();
|
|
}
|
|
|
|
g_MemTargs.ClearRange(dststart, dstend);
|
|
|
|
#ifdef ZEROGS_DEVBUILD
|
|
|
|
if (g_bSaveTrans)
|
|
{
|
|
tex0Info t;
|
|
t.tbp0 = gs.dstbuf.bp;
|
|
t.tw = gs.imageWnew;
|
|
t.th = gs.imageHnew;
|
|
t.tbw = gs.dstbuf.bw;
|
|
t.psm = gs.dstbuf.psm;
|
|
SaveTex(&t, 0);
|
|
|
|
t.tbp0 = gs.srcbuf.bp;
|
|
t.tw = gs.imageWnew;
|
|
t.th = gs.imageHnew;
|
|
t.tbw = gs.srcbuf.bw;
|
|
t.psm = gs.srcbuf.psm;
|
|
SaveTex(&t, 0);
|
|
}
|
|
|
|
#endif
|
|
}
|
|
|
|
}
|