unsafe void DrawM4BG(MobileBmpView mbv, bool secondFrame)
{
mbv.ChangeAllSizes(240, 160);
Bitmap bmp = mbv.BmpView.Bmp;
var lockData = bmp.LockBits(new Rectangle(0, 0, bmp.Width, bmp.Height), ImageLockMode.WriteOnly, PixelFormat.Format32bppArgb);
int *pixels = (int *)lockData.Scan0;
int pitch = lockData.Stride / sizeof(int);
byte * frame = (byte *)_vram + (secondFrame ? 40960 : 0);
ushort *palette = (ushort *)_palRam;
for (int y = 0; y < 160; y++)
{
for (int x = 0; x < 240; x++)
{
*pixels++ = _colorConversion[palette[*frame++]];
}
pixels -= 240;
pixels += pitch;
}
bmp.UnlockBits(lockData);
mbv.BmpView.Refresh();
}
unsafe void DrawAffineBG(int n, MobileBmpView mbv)
{
ushort bgcnt = ((ushort *)_mmio)[4 + n];
int ssize = bgcnt >> 14;
switch (ssize)
{
case 0: mbv.ChangeAllSizes(128, 128); break;
case 1: mbv.ChangeAllSizes(256, 256); break;
case 2: mbv.ChangeAllSizes(512, 512); break;
case 3: mbv.ChangeAllSizes(1024, 1024); break;
}
Bitmap bmp = mbv.BmpView.Bmp;
var lockData = bmp.LockBits(new Rectangle(0, 0, bmp.Width, bmp.Height), ImageLockMode.WriteOnly, PixelFormat.Format32bppArgb);
int *pixels = (int *)lockData.Scan0;
int pitch = lockData.Stride / sizeof(int);
byte *tiles = (byte *)_vram + ((bgcnt & 0xc) << 12);
byte *nametable = (byte *)_vram + ((bgcnt & 0x1f00) << 3);
for (int ty = 0; ty < bmp.Height / 8; ty++)
{
for (int tx = 0; tx < bmp.Width / 8; tx++)
{
DrawTile256(pixels, pitch, tiles + *nametable++ *64, (ushort *)_palRam, false, false);
pixels += 8;
}
pixels -= bmp.Width;
pixels += 8 * pitch;
}
bmp.UnlockBits(lockData);
mbv.BmpView.Refresh();
}
unsafe void DrawM5BG(MobileBmpView mbv, bool secondframe)
{
mbv.ChangeAllSizes(160, 128);
Bitmap bmp = mbv.BmpView.bmp;
var lockdata = bmp.LockBits(new Rectangle(0, 0, bmp.Width, bmp.Height), System.Drawing.Imaging.ImageLockMode.WriteOnly, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
int *pixels = (int *)lockdata.Scan0;
int pitch = lockdata.Stride / sizeof(int);
ushort *frame = (ushort *)vram + (secondframe ? 20480 : 0);
for (int y = 0; y < 128; y++)
{
for (int x = 0; x < 160; x++)
{
*pixels++ = ColorConversion[*frame++];
}
pixels -= 160;
pixels += pitch;
}
bmp.UnlockBits(lockdata);
mbv.BmpView.Refresh();
}
unsafe void DrawTextBG(int n, MobileBmpView mbv)
{
ushort bgcnt = ((ushort *)_mmio)[4 + n];
int ssize = bgcnt >> 14;
switch (ssize)
{
case 0: mbv.ChangeAllSizes(256, 256); break;
case 1: mbv.ChangeAllSizes(512, 256); break;
case 2: mbv.ChangeAllSizes(256, 512); break;
case 3: mbv.ChangeAllSizes(512, 512); break;
}
Bitmap bmp = mbv.BmpView.Bmp;
var lockData = bmp.LockBits(new Rectangle(0, 0, bmp.Width, bmp.Height), ImageLockMode.WriteOnly, PixelFormat.Format32bppArgb);
int *pixels = (int *)lockData.Scan0;
int pitch = lockData.Stride / sizeof(int);
byte *tiles = (byte *)_vram + ((bgcnt & 0xc) << 12);
ushort *nametable = (ushort *)_vram + ((bgcnt & 0x1f00) << 2);
bool eighthBit = bgcnt.Bit(7);
switch (ssize)
{
case 0:
DrawTextNameTable(pixels, pitch, nametable, tiles, eighthBit);
break;
case 1:
DrawTextNameTable(pixels, pitch, nametable, tiles, eighthBit);
pixels += 256;
nametable += 1024;
DrawTextNameTable(pixels, pitch, nametable, tiles, eighthBit);
break;
case 2:
DrawTextNameTable(pixels, pitch, nametable, tiles, eighthBit);
pixels += pitch * 256;
nametable += 1024;
DrawTextNameTable(pixels, pitch, nametable, tiles, eighthBit);
break;
case 3:
DrawTextNameTable(pixels, pitch, nametable, tiles, eighthBit);
pixels += 256;
nametable += 1024;
DrawTextNameTable(pixels, pitch, nametable, tiles, eighthBit);
pixels -= 256;
pixels += pitch * 256;
nametable += 1024;
DrawTextNameTable(pixels, pitch, nametable, tiles, eighthBit);
pixels += 256;
nametable += 1024;
DrawTextNameTable(pixels, pitch, nametable, tiles, eighthBit);
break;
}
bmp.UnlockBits(lockData);
mbv.BmpView.Refresh();
}
unsafe void DrawM5BG(MobileBmpView mbv, bool secondframe)
{
mbv.ChangeAllSizes(160, 128);
Bitmap bmp = mbv.BmpView.bmp;
var lockdata = bmp.LockBits(new Rectangle(0, 0, bmp.Width, bmp.Height), System.Drawing.Imaging.ImageLockMode.WriteOnly, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
int* pixels = (int*)lockdata.Scan0;
int pitch = lockdata.Stride / sizeof(int);
ushort* frame = (ushort*)vram + (secondframe ? 20480 : 0);
for (int y = 0; y < 128; y++)
{
for (int x = 0; x < 160; x++)
*pixels++ = ColorConversion[*frame++];
pixels -= 160;
pixels += pitch;
}
bmp.UnlockBits(lockdata);
mbv.BmpView.Refresh();
}
unsafe void DrawAffineBG(int n, MobileBmpView mbv)
{
ushort bgcnt = ((ushort*)mmio)[4 + n];
int ssize = bgcnt >> 14;
switch (ssize)
{
case 0: mbv.ChangeAllSizes(128, 128); break;
case 1: mbv.ChangeAllSizes(256, 256); break;
case 2: mbv.ChangeAllSizes(512, 512); break;
case 3: mbv.ChangeAllSizes(1024, 1024); break;
}
Bitmap bmp = mbv.BmpView.bmp;
var lockdata = bmp.LockBits(new Rectangle(0, 0, bmp.Width, bmp.Height), System.Drawing.Imaging.ImageLockMode.WriteOnly, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
int* pixels = (int*)lockdata.Scan0;
int pitch = lockdata.Stride / sizeof(int);
byte* tiles = (byte*)vram + ((bgcnt & 0xc) << 12);
byte* nametable = (byte*)vram + ((bgcnt & 0x1f00) << 3);
for (int ty = 0; ty < bmp.Height / 8; ty++)
{
for (int tx = 0; tx < bmp.Width / 8; tx++)
{
DrawTile256(pixels, pitch, tiles + *nametable++ * 64, (ushort*)palram, false, false);
pixels += 8;
}
pixels -= bmp.Width;
pixels += 8 * pitch;
}
bmp.UnlockBits(lockdata);
mbv.BmpView.Refresh();
}
unsafe void DrawTextBG(int n, MobileBmpView mbv)
{
ushort bgcnt = ((ushort*)mmio)[4 + n];
int ssize = bgcnt >> 14;
switch (ssize)
{
case 0: mbv.ChangeAllSizes(256, 256); break;
case 1: mbv.ChangeAllSizes(512, 256); break;
case 2: mbv.ChangeAllSizes(256, 512); break;
case 3: mbv.ChangeAllSizes(512, 512); break;
}
Bitmap bmp = mbv.BmpView.bmp;
var lockdata = bmp.LockBits(new Rectangle(0, 0, bmp.Width, bmp.Height), System.Drawing.Imaging.ImageLockMode.WriteOnly, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
int* pixels = (int*)lockdata.Scan0;
int pitch = lockdata.Stride / sizeof(int);
byte* tiles = (byte*)vram + ((bgcnt & 0xc) << 12);
ushort* nametable = (ushort*)vram + ((bgcnt & 0x1f00) << 2);
bool eightbit = bgcnt.Bit(7);
switch (ssize)
{
case 0:
DrawTextNameTable(pixels, pitch, nametable, tiles, eightbit);
break;
case 1:
DrawTextNameTable(pixels, pitch, nametable, tiles, eightbit);
pixels += 256;
nametable += 1024;
DrawTextNameTable(pixels, pitch, nametable, tiles, eightbit);
break;
case 2:
DrawTextNameTable(pixels, pitch, nametable, tiles, eightbit);
pixels += pitch * 256;
nametable += 1024;
DrawTextNameTable(pixels, pitch, nametable, tiles, eightbit);
break;
case 3:
DrawTextNameTable(pixels, pitch, nametable, tiles, eightbit);
pixels += 256;
nametable += 1024;
DrawTextNameTable(pixels, pitch, nametable, tiles, eightbit);
pixels -= 256;
pixels += pitch * 256;
nametable += 1024;
DrawTextNameTable(pixels, pitch, nametable, tiles, eightbit);
pixels += 256;
nametable += 1024;
DrawTextNameTable(pixels, pitch, nametable, tiles, eightbit);
break;
}
bmp.UnlockBits(lockdata);
mbv.BmpView.Refresh();
}