diff options
Diffstat (limited to 'hw/display/sm501.c')
| -rw-r--r-- | hw/display/sm501.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/hw/display/sm501.c b/hw/display/sm501.c index ca0840f6fa..8206ae81a1 100644 --- a/hw/display/sm501.c +++ b/hw/display/sm501.c @@ -652,9 +652,9 @@ static inline void get_hwc_palette(SM501State *state, int crt, uint8_t *palette) } else { rgb565 = color_reg & 0xFFFF; } - palette[i * 3 + 0] = (rgb565 << 3) & 0xf8; /* red */ - palette[i * 3 + 1] = (rgb565 >> 3) & 0xfc; /* green */ - palette[i * 3 + 2] = (rgb565 >> 8) & 0xf8; /* blue */ + palette[i * 3 + 0] = ((rgb565 >> 11) * 527 + 23) >> 6; /* r */ + palette[i * 3 + 1] = (((rgb565 >> 5) & 0x3f) * 259 + 33) >> 6; /* g */ + palette[i * 3 + 2] = ((rgb565 & 0x1f) * 527 + 23) >> 6; /* b */ } } |