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C64Interface.cpp
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/*
Pixcen - A windows platform low level pixel editor for C64
Copyright (C) 2013 John Hammarberg ([email protected])
This file is part of Pixcen.
Pixcen 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 3 of the License, or
(at your option) any later version.
Pixcen 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 Pixcen. If not, see <http://www.gnu.org/licenses/>.
*/
#include "StdAfx.h"
#include "C64Interface.h"
#include <malloc.h>
#include <unordered_set>
#define MINIZ_NO_ARCHIVE_APIS
#define MINIZ_NO_STDIO
#include "miniz/miniz.c"
const double C64Interface::parvalue[3]={1.0,0.9365,0.75};
C64Interface::C64Interface()
{
buffer = tbuffer = NULL;
overflow = REPLACE;
offsetcell = sizecell = 8;
rbackbufnum = 0;
par=0;
infouse[5].use = InfoUse::INFO_VALUE;
infouse[5].pp = &border;
SetMetaInt("pmap",0x4000);
SetMetaInt("pscr",0x6000);
SetMetaInt("pcol",0x6400);
history_previous = history_next = NULL;
}
C64Interface::~C64Interface()
{
ResetHistory();
Destroy();
DeleteHistoryPrevious();
DeleteHistoryNext();
}
void C64Interface::DeleteHistoryPrevious(void)
{
if(history_previous)
{
history_previous->history_next = NULL;
delete history_previous;
history_previous = NULL;
}
}
void C64Interface::DeleteHistoryNext(void)
{
if(history_next)
{
history_next->history_previous = NULL;
delete history_next;
history_next = NULL;
}
}
void C64Interface::DeleteHistory(void)
{
//Delete all history
DeleteHistoryPrevious();
DeleteHistoryNext();
history_pos = 0;
history_undo.count(0);
history_redo.count(0);
}
void C64Interface::BeginHistory(void)
{
memcpy(tbuffer, buffer, buffersize);
if(history_pos > 100)
{
while(history_pos > 100)
{
delete [] history_undo[0];
delete [] history_redo[0];
history_undo.remove(0);
history_redo.remove(0);
history_pos--;
}
DeleteHistoryPrevious();
}
if(history_pos < history_redo.count())
{
DeleteHistoryNext();
//Kill any redo from this point
for(int r = history_pos; r < history_redo.count() ; r++)
{
delete [] history_undo[r];
delete [] history_redo[r];
}
}
history_undo.count(history_pos);
history_redo.count(history_pos);
}
void C64Interface::EndHistory(void)
{
//TODO SSE optimize the search
unsigned short skipcount;
unsigned short changedcount;
narray<BYTE,int> undo;
narray<BYTE,int> redo;
undo.count(4); //Reserve for size
redo.count(4);
int local_buffersize = buffersize; //Copy to local for optimizer
for(int r=0,t;;)
{
skipcount = 0;
for(;r<local_buffersize&&skipcount<0xffff;r++,skipcount++)
{
if(buffer[r]!=tbuffer[r])break;
}
undo.add(skipcount & 0xff);
undo.add(skipcount >> 8);
redo.add(skipcount & 0xff);
redo.add(skipcount >> 8);
if(!skipcount)break;
changedcount = 0;
for(t=r;t<local_buffersize&&changedcount<0xffff;t++,changedcount++)
{
if(buffer[t]==tbuffer[t])break;
}
undo.add(changedcount & 0xff);
undo.add(changedcount >> 8);
redo.add(changedcount & 0xff);
redo.add(changedcount >> 8);
for(;r<t;r++)
{
undo.add(tbuffer[r]);
redo.add(buffer[r]);
}
}
*((int32_t *)undo.getarray()) = undo.count();
*((int32_t *)redo.getarray()) = redo.count();
history_undo.add(undo.detach());
history_redo.add(redo.detach());
history_pos++;
dirty = true;
}
void C64Interface::InheritHistory(C64Interface *old)
{
old->history_next = this;
history_previous = old;
}
C64Interface *C64Interface::Undo(void)
{
if(!history_pos && history_previous)
{
history_previous->file_name.empty();
return history_previous;
}
history_pos--;PlayHistory(history_undo[history_pos]+4);
return this;
}
C64Interface *C64Interface::Redo(void)
{
if(history_pos == history_redo.count() && history_next)
{
history_next->file_name.empty();
return history_next;
}
PlayHistory(history_redo[history_pos]+4);history_pos++;
return this;
}
void C64Interface::GetCellInfo(int cx, int cy, int w, int h, CellInfo *info)
{
info->h = xcell;
info->w = ycell;
for(int r=0;r<6;r++)
GetMaskInfo(cx, cy, w, h, r, *info);
}
void C64Interface::GetMaskInfo(int cx, int cy, int w, int h, int infoindex, CellInfo &info)
{
int y,ci;
BYTE b,*p;
InfoUse &use = infouse[infoindex];
BYTE &col=info.col[infoindex];
int &crip=info.crippled[infoindex];
switch(use.use)
{
case InfoUse::INFO_NO:
col = 0xff;
crip = 0;
break;
case InfoUse::INFO_VALUE:
col = **use.pp;
crip = 1;
break;
case InfoUse::INFO_INDEX:
case InfoUse::INFO_INDEX_LOW:
p = *use.pp;
if(crippled[infoindex])
{
col = p[0]&0x0f;
break;
}
crip = 0;
if(cx == -1 || cy == -1)
{
col = 0xff;
break;
}
ASSERT(cx>=0 && cy>=0 && cx+w <= GetCellCountX() && cy+h <= GetCellCountY());
b = p[cy*GetCellCountX() + cx] & 0x0f;
for(y=0;y<h;y++)
{
ci = (y+cy)*GetCellCountX() + cx + 0;
if(!mymemspn_low(&p[ci], b, w))
{
col = 0xfe;
break;
}
}
col = b;
break;
case InfoUse::INFO_INDEX_HIGH:
p = *use.pp;
if(crippled[infoindex])
{
col = p[0] >> 4;
break;
}
crip = 0;
if(cx == -1 || cy == -1)
{
col = 0xff;
break;
}
ASSERT(cx>=0 && cy>=0 && cx+w <= GetCellCountX() && cy+h <= GetCellCountY());
b = p[cy*GetCellCountX() + cx] & 0xf0;
for(y=0;y<h;y++)
{
ci = (y+cy)*GetCellCountX() + cx + 0;
if(!mymemspn_high(&p[ci], b, w))
{
col = 0xfe;
goto skip;
}
}
col = b >> 4;
skip:
break;
default:
ASSERT(false);
break;
};
info.lock[infoindex]=lock[infoindex];
}
void C64Interface::SetCellInfo(int cx, int cy, int w, int h, CellInfo *info)
{
for(int r=0;r<6;r++)
SetMaskInfo(cx, cy, w, h, r, *info);
}
void C64Interface::SetMaskInfo(int cx, int cy, int w, int h, int infoindex, CellInfo &info)
{
InfoUse &use = infouse[infoindex];
if(info.lock[infoindex]!=-1)
lock[infoindex]=1-lock[infoindex];
if(info.crippled[infoindex]!=-1)
{
if(crippled[infoindex]==0 && use.use!=InfoUse::INFO_NO && use.use!=InfoUse::INFO_VALUE)
{
BYTE *p = *use.pp;
bool high = use.use == InfoUse::INFO_INDEX_HIGH ? true : false;
int size = GetCellCountX()*GetCellCountY();
BYTE col=GetCommonColorFromMask(infoindex, p, size, high);
if(use.use == InfoUse::INFO_INDEX)
{
memset(p, col, size);
}
else if(use.use == InfoUse::INFO_INDEX_LOW)
{
for(int r=0;r<size;r++)
{
p[r]=(p[r]&0xf0)|col;
}
}
else //(use.use == InfoUse::INFO_INDEX_LOW)
{
for(int r=0;r<size;r++)
{
p[r]=(p[r]&0x0f)|(col<<4);
}
}
crippled[infoindex]=1;
}
else
{
crippled[infoindex]=0;
}
}
BYTE col = info.col[infoindex];
if(col == 0xff || col == 0xfe)
return;
int y,x,ci;
BYTE b,*p;
switch(use.use)
{
case InfoUse::INFO_NO:
break;
case InfoUse::INFO_VALUE:
**use.pp = col;
break;
case InfoUse::INFO_INDEX:
//Special for MC Char
if(infoindex == 3 && mode == MC_CHAR)
col&=7;
p = *use.pp;
if(crippled[infoindex])
{
int size = GetCellCountX()*GetCellCountY();
if(use.use == InfoUse::INFO_INDEX)
{
memset(p, col, size);
}
else if(use.use == InfoUse::INFO_INDEX_LOW)
{
for(int r=0;r<size;r++)
{
p[r]=(p[r]&0xf0)|col;
}
}
else //(use.use == InfoUse::INFO_INDEX_LOW)
{
for(int r=0;r<size;r++)
{
p[r]=(p[r]&0x0f)|(col<<4);
}
}
break;
}
ASSERT(cx>=0 && cy>=0 && cx+w <= GetCellCountX() && cy+h <= GetCellCountY());
b = col&0x0f;
for(y=0;y<h;y++)
{
ci = (y+cy)*GetCellCountX() + cx + 0;
memset(&p[ci], b, w);
}
break;
case InfoUse::INFO_INDEX_LOW:
p = *use.pp;
if(crippled[infoindex])
{
p[0] = (p[0]&0xf0)|col;
break;
}
ASSERT(cx>=0 && cy>=0 && cx+w <= GetCellCountX() && cy+h <= GetCellCountY());
p = *use.pp;
b = col&0x0f;
for(y=0;y<h;y++)
{
ci = (y+cy)*GetCellCountX() + cx + 0;
for(x=0;x<w;x++)
p[ci+x] = (p[ci+x]&0xf0)|b;
}
break;
case InfoUse::INFO_INDEX_HIGH:
p = *use.pp;
if(crippled[infoindex])
{
p[0] = (p[0]&0x0f)|(col<<4);
break;
}
ASSERT(cx>=0 && cy>=0 && cx+w <= GetCellCountX() && cy+h <= GetCellCountY());
p = *use.pp;
b = (col&0x0f) << 4;
for(y=0;y<h;y++)
{
ci = (y+cy)*GetCellCountX() + cx + 0;
for(x=0;x<w;x++)
p[ci+x] = (p[ci+x]&0x0f)|b;
}
break;
default:
ASSERT(false);
break;
};
}
void C64Interface::Save(LPCTSTR pszFileName, LPCTSTR type)
{
nstr stype;
if(!pszFileName)
{
ASSERT(file_name.isnotempty());
pszFileName = file_name;
}
if(!type)
{
stype=GetFileExt();
type=stype;
}
if(lstrcmpi(_T("bmp"),type)==0 || lstrcmpi(_T("png"),type)==0 || lstrcmpi(_T("jpg"),type)==0 || lstrcmpi(_T("gif"),type)==0)
{
CImage img;
RenderImage(img);
if(img.Save(pszFileName) != 0)
throw _T("Error saving file");
return;
}
nmemfile file;
Save(file, type);
FILE *fp=_tfopen(pszFileName,_T("wb"));
if(!fp)
throw _T("Unable to open file for writing");
file.save(fp);
fclose(fp);
}
void C64Interface::GetSaveFormats(narray<autoptr<SaveFormat>,int> &fmt)
{
fmt.add(new SaveFormat(_T("Pixcen"),_T("gpx"),true));
fmt.add(new SaveFormat(_T("BMP"),_T("bmp"),false));
fmt.add(new SaveFormat(_T("PNG"),_T("png"),false));
fmt.add(new SaveFormat(_T("JPG"),_T("jpg"),false));
fmt.add(new SaveFormat(_T("GIF"),_T("gif"),false));
if(rscreensize)
{
fmt.add(new SaveFormat(_T("Screen RAM"),_T("scr"),false));
fmt.add(new SaveFormat(_T("PRG Screen RAM"),_T("pscr"),false));
}
if(rcolorsize)
{
fmt.add(new SaveFormat(_T("Color RAM"),_T("col"),false));
fmt.add(new SaveFormat(_T("PRG Color RAM"),_T("pcol"),false));
}
fmt.add(new SaveFormat(_T("Bitmap RAM"),_T("map"),false));
fmt.add(new SaveFormat(_T("PRG Bitmap RAM"),_T("pmap"),false));
}
void C64Interface::GetLoadFormats(narray<autoptr<SaveFormat>,int> &fmt)
{
fmt.add(new SaveFormat(_T("Pixcen"),_T("gpx"),true));
MCBitmap::GetLoadFormats(fmt);
Bitmap::GetLoadFormats(fmt);
Unrestricted::GetLoadFormats(fmt);
MCFont::GetLoadFormats(fmt);
SFont::GetLoadFormats(fmt);
Sprite::GetLoadFormats(fmt);
MCSprite::GetLoadFormats(fmt);
fmt.add(new SaveFormat(_T("BMP"),_T("bmp"),false));
fmt.add(new SaveFormat(_T("PNG"),_T("png"),false));
fmt.add(new SaveFormat(_T("JPG"),_T("jpg"),false));
fmt.add(new SaveFormat(_T("GIF"),_T("gif"),false));
}
void C64Interface::Optimize(void)
{
CImage img;
RenderImage(img);
ZeroMemory(buffer,buffersize);
Import(img);
}
void C64Interface::RenderImage(CImage &inimg, int startx, int starty, int width, int height)
{
int pw = GetPixelWidth();
int xmax=GetSizeX(),ymax=GetSizeY();
if(width != -1)
xmax = xmax < startx+width ? xmax : startx+width;
if(height != -1)
ymax = ymax < starty+height ? ymax : starty+height;
inimg.Create((xmax-startx)*pw,ymax-starty,24);
CImageFast &img = static_cast<CImageFast &>(inimg);
paralell_for(ymax - starty, [starty, startx, xmax, &img, pw, this](int py)
{
int y = py + starty;
int px, x;
for (px = 0, x = startx; x<xmax; x++, px++)
{
COLORREF c = GetPixelCR(x, y);
if (pw != 2)
{
img.SetPixel(px, py, c);
}
else
{
img.SetPixel(px * 2, py, c);
img.SetPixel(px * 2 + 1, py, c);
}
}
});
}
void C64Interface::RenderColourUsageImage(CImage &inimg, int startx, int starty, int width, int height)
{
int pw = GetPixelWidth();
int xmax = GetSizeX(), ymax = GetSizeY();
if (width != -1)
xmax = xmax < startx + width ? xmax : startx + width;
if (height != -1)
ymax = ymax < starty + height ? ymax : starty + height;
inimg.Create((xmax - startx)*pw, ymax - starty, 24);
CImageFast &img = static_cast<CImageFast &>(inimg);
startx /= GetCellSizeX();
starty /= GetCellSizeY();
xmax /= GetCellSizeX();
ymax /= GetCellSizeY();
paralell_for(ymax - starty, [starty, startx, xmax, &img, pw, this](int py)
{
const int colourBlockHeight = GetCellSizeY() / 2;
const int colourBlockWidth = GetCellSizeX() / 2 * GetPixelWidth();
int pdy = (starty+py)*GetCellSizeY();
int y = py + starty;
for (int px = startx; px < xmax; ++px)
{
CellInfo info;
GetCellInfo(px, y, 1, 1, &info);
int pdx = px*(GetCellSizeX()* GetPixelWidth());
for (int dy = 0; dy < colourBlockHeight; ++dy)
{
for (int dx = 0; dx < colourBlockWidth; ++dx)
{
img.SetPixel(pdx + dx, pdy + dy, g_Vic2[info.col[0]]);
img.SetPixel(pdx + dx + colourBlockWidth, pdy + dy, g_Vic2[info.col[1]]);
img.SetPixel(pdx + dx, pdy + dy + colourBlockHeight, g_Vic2[info.col[2]]);
img.SetPixel(pdx + dx + colourBlockWidth, pdy + dy + colourBlockHeight, g_Vic2[info.col[3]]);
}
}
}
});
}
int C64Interface::GuessBorderColor(void)
{
/*
int colcount[16]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
int high = -1;
int best = 0;
int x,y;
for(x=0;x<xsize;x++)
{
colcount[GetPixel(x,0)]++;
colcount[GetPixel(x,ysize-1)]++;
}
for(y=0;y<ysize;y++)
{
colcount[GetPixel(0,y)]++;
colcount[GetPixel(xsize-1,y)]++;
}
return ImportHelper::HighIndex(colcount, 16);
*/
return 0x0e;
}
void C64Interface::Save(nmemfile &file, LPCTSTR type)
{
if(!lstrcmpi(_T("gpx"),type))
{
file << int32_t(CURRENT_GPX_FILE_VERSION); //Version
file << int32_t(mode);
SetMetaInt("xsize",xsize);
SetMetaInt("ysize",ysize);
SetMetaInt("mapsize",rmapsize);
SetMetaInt("colorsize",rcolorsize);
SetMetaInt("screensize",rscreensize);
SetMetaInt("backbuffers",rbackbuffers);
SetMetaInt("backbufsel",rbackbufnum);
SetMetaInt("par",par);
SetMetaInt("overflow",overflow);
int32_t metacount=0;
for(std::map<nstrc,nstrw>::iterator i=meta.begin();i!=meta.end();i++)
metacount++;
file << metacount;
for(std::map<nstrc,nstrw>::iterator i=meta.begin();i!=meta.end();i++)
{
file << i->first << i->second;
}
file.write(buffer, buffersize);
file << int32_t(history_pos);
file << history_undo.count();
for(int r=0;r<history_undo.count();r++)
file.write(history_undo[r], *((int32_t *)history_undo[r]));
file << history_redo.count();
for(int r=0;r<history_redo.count();r++)
file.write(history_redo[r], *((int32_t *)history_redo[r]));
uLongf destsize = uLongf(file.len()+16);
BYTE *p = (BYTE *)malloc(destsize);
if(compress2(p,&destsize,file.buf(),(uLong)file.len(),Z_BEST_COMPRESSION) != Z_OK)
{
free(p);
throw _T("Error compressing gpx-file");
}
free(file.detach());
file.attach(p,destsize,true);
}
else if(!lstrcmpi(_T("pscr"),type))
{
file << (unsigned short)GetMetaInt("pscr");
file.write(screen, rscreensize);
}
else if(!lstrcmpi(_T("scr"),type))
{
file.write(screen, rscreensize);
}
else if(!lstrcmpi(_T("pcol"),type))
{
file << (unsigned short)GetMetaInt("pcol");
if(mode == MC_CHAR)
{
for(int r=0;r<rcolorsize;r++)
{
assert(color[r]<8);
file << BYTE((color[r]&7) | 8);
}
}
else
{
file.write(color, rcolorsize);
}
}
else if(!lstrcmpi(_T("col"),type))
{
if(mode == MC_CHAR)
{
for(int r=0;r<rcolorsize;r++)
{
assert(color[r]<8);
file << BYTE((color[r]&7) | 8);
}
}
else
{
file.write(color, rcolorsize);
}
}
else if(!lstrcmpi(_T("pmap"),type))
{
file << (unsigned short)GetMetaInt("pmap");
file.write(map, rmapsize);
}
else if(!lstrcmpi(_T("map"),type))
{
file.write(map, rmapsize);
}
}
void C64Interface::Load(nmemfile &file, LPCTSTR type, int version)
{
if(!lstrcmpi(_T("gpx"),type))
{
int32_t tmp;
if(version >= 4)
{
//meta.clear();
int32_t metacount;
nstrc first;
nstrw second;
file >> metacount;
for(;metacount>0;metacount--)
{
file >> first;
file >> second;
meta[first]=second;
}
par=GetMetaInt("par");
xsize=GetMetaInt("xsize");
ysize=GetMetaInt("ysize");
rmapsize=GetMetaInt("mapsize");
rcolorsize=GetMetaInt("colorsize");
rscreensize=GetMetaInt("screensize");
rbackbuffers=GetMetaInt("backbuffers");
rbackbufnum=GetMetaInt("backbufsel");
overflow=(toverflow)GetMetaInt("overflow");
Destroy();
Create(rmapsize, rcolorsize, rscreensize, rbackbuffers);
file.read(buffer, buffersize);
file >> history_pos;
file >> tmp;
history_undo.count(tmp);
for(int r=0;r<history_undo.count();r++)
{
file >> tmp;
BYTE *p=new BYTE[tmp];
*((int32_t *)p) = tmp;
file.read(p+4,tmp-4);
history_undo[r] = p;
}
file >> tmp;
history_redo.count(tmp);
for(int r=0;r<history_redo.count();r++)
{
file >> tmp;
BYTE *p=new BYTE[tmp];
*((int32_t *)p) = tmp;
file.read(p+4,tmp-4);
history_redo[r] = p;
}
}
else
{
//Legacy GPX load
int32_t tmplock;
file >> tmp; overflow = toverflow(tmp);
if(version >= 2)
{
file >> tmplock;
}
else
{
tmplock=0;
}
file >> tmp; xsize = tmp;
file >> tmp; ysize = tmp;
file >> tmp; xcell = tmp;
file >> tmp; ycell = tmp;
file >> tmp; rmapsize = tmp;
file >> tmp; rcolorsize = tmp;
file >> tmp; rscreensize = tmp;
if(version >= 3)
{
file >> tmp; rbackbuffers = tmp;
}
else
rbackbuffers = 1;
//The old size calculation
int temp_buffersize = 1 + (5 + rmapsize + rscreensize + rcolorsize) * 1;
BYTE *temp_buffer = (BYTE *)_aligned_malloc(temp_buffersize, 16);
//Expand from crippled to full
if(mode == CHAR || mode == MC_CHAR)
rcolorsize = rmapsize/8;
Destroy();
Create(rmapsize, rcolorsize, rscreensize, rbackbuffers);
file.read(temp_buffer, temp_buffersize);
//Copy over lock
for(int r=0;r<6;r++)
lock[r]=BYTE(tmplock);
//Copy over background
*background = temp_buffer[1];
//Copy over map
memcpy(map, temp_buffer+1+4, rmapsize);
//Copy over color
if(mode == MC_CHAR)
{
memset(color, temp_buffer[1+4+rmapsize + 2], rcolorsize);
ext[1] = temp_buffer[1+4+rmapsize + 1];
ext[0] = temp_buffer[1+4+rmapsize + 0];
//Copy over screen
//memcpy(screen, temp_buffer+1+4+rmapsize+3, rscreensize);
}
else if(mode == CHAR)
{
memset(color, temp_buffer[1+4+rmapsize + 0], rcolorsize);
//Copy over screen
//memcpy(screen, temp_buffer+1+4+rmapsize+1, rscreensize);
}
else
{
memcpy(color, temp_buffer+1+4+rmapsize, rcolorsize);
//Copy over screen
memcpy(screen, temp_buffer+1+4+rmapsize+rcolorsize, rscreensize);
}
_aligned_free(temp_buffer);
}
SetPalette(GetMetaInt("palette"));
}
}
void C64Interface::SetBackBuffer(int n)
{
BYTE *p = buffer + 64 + (64 + rmapsize + rscreensize + rcolorsize) * n;
p+=47; //Extra bytes
crippled = p;
p+=6;
lock = p;
p+=6;
border = p;
p++;
background = p;
p++;
ext = p;
ext0 = p;
p++;
ext1 = p;
p++;
ext2 = p;
p++;
map = p;
p += rmapsize;
color = p;
p += rcolorsize;
screen = p;
rbackbufnum = n;
}
void C64Interface::ClearBackBuffer(void)
{
BYTE *p = buffer + 64 + (64 + rmapsize + rscreensize + rcolorsize) * rbackbufnum;
ZeroMemory(p+64, (rmapsize + rscreensize + rcolorsize));
}
void C64Interface::Create(int mapsize, int colorsize, int screensize, int backbuffers)
{
ASSERT(backbuffers);
rmapsize = mapsize;
rcolorsize = colorsize;
rscreensize = screensize;
rbackbuffers = backbuffers;
buffersize = 64 + (64 + mapsize + screensize + colorsize) * backbuffers;
buffer = (BYTE *)_aligned_malloc(buffersize, 16);
tbuffer = (BYTE *)_aligned_malloc(buffersize, 16);
ZeroMemory(buffer,buffersize);
ZeroMemory(tbuffer,buffersize);
for(int r=backbuffers-1;r>=0;r--)
{
SetBackBuffer(r);
*border = 14;
}
ResetHistory();
dirty = false;
}
void C64Interface::DuplicateGlobalsToBackBuffers(void)
{
BYTE *src = map-64;
int restore=GetBackBuffer();
for(int r=0;r<rbackbuffers;r++)
{
SetBackBuffer(r);
memcpy(map-64, src, 64);
}
SetBackBuffer(restore);
}
void C64Interface::Destroy()
{
_aligned_free(buffer);