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[Core/VDP] modified Master System color palette to use full brightness range (verified against real hardware)

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EkeEke 2013-07-14 19:55:37 +02:00 committed by twinaphex
parent 93d2db88b7
commit d973d7d39e
1 changed files with 5 additions and 4 deletions
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9
core/vdp_render.c
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@ -965,10 +965,11 @@ static void palette_init(void)
/* normal : xxx0 (0-14) */
/* shadow : 0xxx (0-7) */
/* highlight: 1xxx - 1 (7-14) */
/* mode4 : xx00 ? (0-12) */
/* GG mode : xxxx (0-16) */
/* mode4 : xxxx(*) (0-15) */
/* GG mode : xxxx (0-15) */
/* */
/* with x = original CRAM value (2, 3 or 4-bit) */
/* (*) 2-bit CRAM value is expanded to 4-bit */
/************************************************/
/* Initialize Mode 5 pixel color look-up tables */
@ -993,8 +994,8 @@ static void palette_init(void)
g = (i >> 2) & 3;
b = (i >> 4) & 3;
/* Convert to output pixel format (expand to 4-bit for brighter colors ?) */
pixel_lut_m4[i] = MAKE_PIXEL(r << 2,g << 2,b<< 2);
/* Expand to full range & convert to output pixel format */
pixel_lut_m4[i] = MAKE_PIXEL((r << 2) | r, (g << 2) | g, (b << 2) | b);
}
}