int CHRs_optimization(tiles_data _data, bool _check)
{
int deleted_CHRs_cnt = 0;
int CHR_data_sum;
byte[] img_buff = new byte[utils.CONST_SPR8x8_TOTAL_PIXELS_CNT];
int size_offs;
int size = _data.get_first_free_spr8x8_id(false);
for (int CHR_n = 0; CHR_n < size; CHR_n++)
{
if (check_blocks_CHR(CHR_n, _data) == false)
{
CHR_data_sum = _data.spr8x8_sum(CHR_n);
if (CHR_data_sum != 0)
{
++deleted_CHRs_cnt;
}
if (_check == true)
{
continue;
}
// delete useless CHR
{
size_offs = platform_data.get_CHR_bank_max_sprites_cnt() - 1;
for (int i = CHR_n; i < size_offs; i++)
{
_data.from_CHR_bank_to_spr8x8(i + 1, img_buff, 0);
_data.from_spr8x8_to_CHR_bank(i, img_buff);
}
}
// the last CHR is an empty space
{
#if DEF_ZX
for (int i = 0; i < img_buff.Length; i++)
{
img_buff[i] = utils.CONST_ZX_DEFAULT_PAPER_COLOR;
}
#else
Array.Clear(img_buff, 0, utils.CONST_SPR8x8_TOTAL_PIXELS_CNT);
#endif
_data.from_spr8x8_to_CHR_bank(platform_data.get_CHR_bank_max_sprites_cnt() - 1, img_buff);
}
shift_CHRs_data(CHR_n, _data);
--CHR_n;
--size;
}
}
return(deleted_CHRs_cnt);
}
private void update_bank_GFX()
{
tiles_data data = m_data_manager.get_tiles_data(ListBoxCHRBanks.SelectedIndex);
int img_size = utils.CONST_BLOCKS_IMG_SIZE;
int half_img_size = img_size >> 1;
int side = 5;
int size = side * side;
Bitmap bmp = new Bitmap(img_size, img_size);
Graphics gfx = Graphics.FromImage(bmp);
gfx.SmoothingMode = SmoothingMode.HighSpeed;
gfx.InterpolationMode = InterpolationMode.NearestNeighbor;
// gfx.PixelOffsetMode = PixelOffsetMode.HighQuality;
for (int i = 0; i < size; i++)
{
utils.update_block_gfx(i, data, gfx, half_img_size, half_img_size, 0, 0, 0);
m_blocks_preview.update(bmp, img_size, img_size, (i % side) * img_size, (i / side) * img_size, i == (size - 1), i == 0);
}
gfx.Dispose();
bmp.Dispose();
// update info
{
LabelCHRs.Text = data.get_first_free_spr8x8_id(false).ToString();
LabelBlocks2x2.Text = data.get_first_free_block_id(false).ToString();
LabelTiles4x4.Text = data.get_first_free_tile_id(false).ToString();
LabelScreens.Text = data.screen_data_cnt().ToString();
LabelPalettes.Text = data.palettes_arr.Count.ToString();
}
}
public int get_CHRs_cnt(int _bank_ind)
{
tiles_data data = m_data_mngr.get_tiles_data(_bank_ind);
if (data != null)
{
return(data.get_first_free_spr8x8_id(false));
}
return(-1);
}
public int merge_CHR_bin(BinaryReader _br, tiles_data _data)
{
byte[] tmp_arr = new byte[utils.CONST_SPR8x8_TOTAL_PIXELS_CNT];
int y;
int added_CHRs = 0;
int chr_id = _data.get_first_free_spr8x8_id(true);
if (chr_id >= 0)
{
do
{
tmp_arr = _br.ReadBytes(platform_data.get_native_CHR_size_bytes());
for (y = 0; y < utils.CONST_SPR8x8_SIDE_PIXELS_CNT; y++)
{
convert_CHR(y, ref tmp_arr, ref utils.tmp_spr8x8_buff);
}
_data.from_spr8x8_to_CHR_bank(chr_id++, utils.tmp_spr8x8_buff);
++added_CHRs;
if (chr_id == platform_data.get_CHR_bank_max_sprites_cnt())
{
break;
}
}while(_br.BaseStream.Position + platform_data.get_native_CHR_size_bytes() <= _br.BaseStream.Length);
}
else
{
throw new Exception("There is no free space in the active CHR bank!");
}
return(added_CHRs);
}
public int merge_CHR_spred(BinaryReader _br)
{
int CHR_cnt = _br.ReadInt32();
int spr8x8_cnt;
bool res = true;
int copied_CHRs = 0;
tiles_data data = get_tiles_data(tiles_data_pos);
int chr_id;
// get a first free spr8x8 position
{
chr_id = data.get_first_free_spr8x8_id(true);
if (chr_id < 0)
{
throw new Exception("There is no free space in the active CHR bank!");
}
}
for (int i = 0; i < CHR_cnt; i++)
{
_br.ReadInt32(); // skip id
_br.ReadInt32(); // skip link_cnt
spr8x8_cnt = _br.ReadInt32();
if (chr_id + spr8x8_cnt > platform_data.get_CHR_bank_max_sprites_cnt())
{
MainForm.set_status_msg(String.Format("Merged: {0} of {1} CHR banks", i, CHR_cnt));
res = false;
if (copied_CHRs == 0)
{
return(-1);
}
}
for (int j = 0; j < spr8x8_cnt; j++)
{
_br.Read(utils.tmp_spr8x8_buff, 0, utils.CONST_SPR8x8_TOTAL_PIXELS_CNT);
if (res)
{
data.from_spr8x8_to_CHR_bank(chr_id++, utils.tmp_spr8x8_buff);
++copied_CHRs;
}
}
}
if (copied_CHRs != 0)
{
if (MainForm.message_box("Import palette ?", "SPReD Data Import", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
{
for (int plt_n = 0; plt_n < utils.CONST_PALETTE_SMALL_NUM_COLORS * utils.CONST_NUM_SMALL_PALETTES; plt_n++)
{
data.subpalettes[plt_n >> 2][plt_n & 0x03] = (byte)_br.ReadInt32();
}
}
}
return(res ? CHR_cnt:-1);
}