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use PAIR16 core struct in vdc (nw)

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This commit is contained in:
Miodrag Milanovic 2014-03-17 09:14:28 +00:00
parent 1c5e77fff7
commit 14756cfa21
1 changed files with 6 additions and 17 deletions
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23
src/mame/video/vdc.c
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@ -7,17 +7,6 @@
#define STATE_VDW 2
#define STATE_VCR 3
/* todo: replace this with the PAIR structure */
union pair
{
#ifdef LSB_FIRST
struct { unsigned char l,h; } b;
#else
struct { unsigned char h,l; } b;
#endif
unsigned short int w;
};
/* the VDC context */
struct VDC
@ -36,15 +25,15 @@ struct VDC
UINT8 inc;
UINT8 vdc_register;
UINT8 vdc_latch;
pair vdc_data[32];
PAIR16 vdc_data[32];
int status;
int y_scroll;
};
struct VCE {
UINT8 vce_control; /* VCE control register */
pair vce_address; /* Current address in the palette */
pair vce_data[512]; /* Palette data */
PAIR16 vce_address; /* Current address in the palette */
PAIR16 vce_data[512]; /* Palette data */
int current_bitmap_line; /* The current line in the display we are on */
bitmap_ind16 *bmp;
};
@ -58,9 +47,9 @@ struct VPC_PRIO {
struct VPC {
VPC_PRIO vpc_prio[4];
UINT8 prio_map[512]; /* Pre-calculated priority map */
pair priority; /* Priority settings registers */
pair window1; /* Window 1 setting */
pair window2; /* Window 2 setting */
PAIR16 priority; /* Priority settings registers */
PAIR16 window1; /* Window 1 setting */
PAIR16 window2; /* Window 2 setting */
UINT8 vdc_select; /* Which VDC do the ST0, ST1, and ST2 instructions write to */
};