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26 lines
868 B
C
26 lines
868 B
C
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void pc98_update_palette(void);
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void pc98_update_digpal(unsigned char ent);
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void pc98_set_digpal_entry(unsigned char ent,unsigned char grb);
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void pc98_set_digpal_pair(unsigned char start,unsigned char pair);
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unsigned char pc98_get_digpal_pair(unsigned char start);
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void VGA_DAC_UpdateColor( Bitu index );
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extern uint32_t pc98_text_palette[8];
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extern uint8_t pc98_16col_analog_rgb_palette_index;
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extern uint8_t pc98_pal_vga[256*3]; /* G R B 0x0..0xFF */
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extern uint8_t pc98_pal_analog[256*3]; /* G R B 0x0..0xF */
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extern uint8_t pc98_pal_digital[8]; /* G R B 0x0..0x7 */
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/* 4-bit to 6-bit expansion */
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static inline unsigned char dac_4to6(unsigned char c4) {
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/* a b c d . .
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*
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* becomes
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*
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* a b c d a b */
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return (c4 << 2) | (c4 >> 2);
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}
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