private void RenderBgFrame(ChrAnimationFrame frame)
{
bgGfxLoader.BeginWrite();
LoadGfxSlot(bgGfxLoader, 0, frame.Bank0);
LoadGfxSlot(bgGfxLoader, 1, frame.Bank1);
LoadGfxSlot(bgGfxLoader, 2, frame.Bank2);
LoadGfxSlot(bgGfxLoader, 3, frame.Bank3);
bgGfxLoader.EndWrite();
bgGfxLoader.LoadColors((SelectedLevel ?? rom.Brinstar).BgPalette, 0);
BgImage = bgGfxLoader.PatternImage;
}
private void ApplyPalette(LevelIndex level)
{
NesPalette bgPal = rom.Levels[LevelIndex.Brinstar].BgPalette;
NesPalette sprPal = rom.Levels[LevelIndex.Brinstar].SpritePalette;
if (level != LevelIndex.None)
{
bgPal = rom.Levels[level].BgPalette;
sprPal = rom.Levels[level].SpritePalette;
}
spritePatterns.LoadColors(sprPal, 2);
bgPatterns.LoadColors(bgPal, 1);
}
private void RenderSprites()
{
UpdateJustinBaileyLabel();
sprGfxLoader.BeginWrite();
int justinBaileyAdjust = chkJustinBailey.Checked ? 4 : 0;
LoadGfxSlot(sprGfxLoader, 0, justinBaileyAdjust + SelectedLevelData.SprBank0 & 0xFE);
LoadGfxSlot(sprGfxLoader, 1, 1 + justinBaileyAdjust + (SelectedLevelData.SprBank0 & 0xFE));
LoadGfxSlot(sprGfxLoader, 2, SelectedLevelData.SprBank1 & 0xFE);
LoadGfxSlot(sprGfxLoader, 3, 1 + (SelectedLevelData.SprBank1 & 0xFE));
sprGfxLoader.EndWrite();
sprGfxLoader.LoadColors((SelectedLevel ?? rom.Brinstar).SpritePalette, 0);
SprImage = sprGfxLoader.PatternImage;
}
private void picTiles_Paint(object sender, PaintEventArgs e)
{
int firstRow = e.ClipRectangle.Top / RowHeight;
int lastRow = e.ClipRectangle.Bottom / RowHeight;
if (lastRow >= _RowCount)
{
lastRow = _RowCount - 1;
}
int RenderY = firstRow * RowHeight;
gfxLoader.LoadColors(_Palette, 0);
e.Graphics.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.NearestNeighbor;
e.Graphics.PixelOffsetMode = System.Drawing.Drawing2D.PixelOffsetMode.Half;
for (int i = firstRow; i <= lastRow; i += RowsPerPage)
{
// Draw up to 16 rows
int rowCount = Math.Min(RowsPerPage, lastRow - i + 1);
int dataStart = i * bytesPerRow + _DataStart;
int dataEnd = dataStart + bytesPerRow * rowCount - 1;
if (dataEnd >= tileData.Length)
{
System.Diagnostics.Debug.Fail("Attempted to draw tiles beyond end of ROM");
}
else
{
gfxLoader.BeginWrite();
gfxLoader.LoadTiles(tileData, dataStart, 0, rowCount * TilePerRow);
gfxLoader.EndWrite();
Rectangle source = new Rectangle(0, 0, RawTileSheetSize, RawTileSize * rowCount);
Rectangle dest = new Rectangle(0, RenderY, RowWidth, RowHeight * rowCount);
e.Graphics.DrawImage(gfxLoader.PatternImage, dest, source, GraphicsUnit.Pixel);
RenderY += rowCount * RowHeight;
}
}
DrawSelection(e.Graphics);
}
