1
0
forked from aniani/vim

patch 8.2.4852: ANSI color index to RGB value not correct

Problem:    ANSI color index to RGB value not correct.
Solution:   Convert the cterm index to ANSI index. (closes #10321,
            closes #9836))
This commit is contained in:
LemonBoy
2022-05-01 17:43:33 +01:00
committed by Bram Moolenaar
parent b4011afe53
commit d2a4662430
2 changed files with 35 additions and 21 deletions

View File

@@ -6761,26 +6761,33 @@ static int grey_ramp[] = {
};
static char_u ansi_table[16][4] = {
// R G B idx
{ 0, 0, 0, 1}, // black
{224, 0, 0, 2}, // dark red
{ 0, 224, 0, 3}, // dark green
{224, 224, 0, 4}, // dark yellow / brown
{ 0, 0, 224, 5}, // dark blue
{224, 0, 224, 6}, // dark magenta
{ 0, 224, 224, 7}, // dark cyan
{224, 224, 224, 8}, // light grey
// R G B
{ 0, 0, 0}, // black
{224, 0, 0}, // dark red
{ 0, 224, 0}, // dark green
{224, 224, 0}, // dark yellow / brown
{ 0, 0, 224}, // dark blue
{224, 0, 224}, // dark magenta
{ 0, 224, 224}, // dark cyan
{224, 224, 224}, // light grey
{128, 128, 128, 9}, // dark grey
{255, 64, 64, 10}, // light red
{ 64, 255, 64, 11}, // light green
{255, 255, 64, 12}, // yellow
{ 64, 64, 255, 13}, // light blue
{255, 64, 255, 14}, // light magenta
{ 64, 255, 255, 15}, // light cyan
{255, 255, 255, 16}, // white
{128, 128, 128}, // dark grey
{255, 64, 64}, // light red
{ 64, 255, 64}, // light green
{255, 255, 64}, // yellow
{ 64, 64, 255}, // light blue
{255, 64, 255}, // light magenta
{ 64, 255, 255}, // light cyan
{255, 255, 255}, // white
};
#if defined(MSWIN)
// Mapping between cterm indices < 16 and their counterpart in the ANSI palette.
static const char_u cterm_ansi_idx[] = {
0, 4, 2, 6, 1, 5, 3, 7, 8, 12, 10, 14, 9, 13, 11, 15
};
#endif
#define ANSI_INDEX_NONE 0
void
@@ -6790,10 +6797,15 @@ cterm_color2rgb(int nr, char_u *r, char_u *g, char_u *b, char_u *ansi_idx)
if (nr < 16)
{
*r = ansi_table[nr][0];
*g = ansi_table[nr][1];
*b = ansi_table[nr][2];
*ansi_idx = ansi_table[nr][3];
#if defined(MSWIN)
idx = cterm_ansi_idx[nr];
#else
idx = nr;
#endif
*r = ansi_table[idx][0];
*g = ansi_table[idx][1];
*b = ansi_table[idx][2];
*ansi_idx = idx + 1;
}
else if (nr < 232)
{