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Re-organisation of video emulation.

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This commit is contained in:
TomW 2013-06-24 20:42:35 +01:00
commit 58085bcc87
86 changed files with 8087 additions and 7229 deletions
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115
src/video.h
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@ -1,70 +1,8 @@
extern int egareads,egawrites;
extern int bpp;
extern uint8_t svgaseg,svgaseg2;
extern uint8_t crtcreg;
extern uint8_t crtc[128];
extern uint8_t crtcmask[128];
extern uint8_t gdcreg[16];
extern int gdcaddr;
extern uint8_t attrregs[32];
extern int attraddr,attrff;
extern uint8_t seqregs[64];
extern int seqaddr;
extern int svgaon;
extern uint8_t cgamode,cgacol,cgastat;
extern int egapal[16];
extern int scrblank;
extern uint8_t writemask,charset;
extern int charseta,charsetb;
extern uint8_t colourcompare,colournocare;
extern int readplane,readmode,writemode;
extern int vidclock;
extern int vres;
extern uint32_t *pallook,pallook16[256],pallook64[256],pallook256[256];
extern int fullchange;
extern int changeframecount;
extern int firstline,lastline;
extern int ega_hdisp,ega_rowoffset,ega_split,ega_dispend,ega_vsyncstart,ega_vtotal;
extern int dispontime,dispofftime;
extern double disptime;
extern void (*video_out) (uint16_t addr, uint8_t val, void *priv);
extern void (*video_mono_out)(uint16_t addr, uint8_t val, void *priv);
extern uint8_t (*video_in) (uint16_t addr, void *priv);
extern uint8_t (*video_mono_in)(uint16_t addr, void *priv);
extern void (*video_write_a000)(uint32_t addr, uint8_t val, void *priv);
extern void (*video_write_b000)(uint32_t addr, uint8_t val, void *priv);
extern void (*video_write_b800)(uint32_t addr, uint8_t val, void *priv);
extern uint8_t (*video_read_a000)(uint32_t addr, void *priv);
extern uint8_t (*video_read_b000)(uint32_t addr, void *priv);
extern uint8_t (*video_read_b800)(uint32_t addr, void *priv);
extern void (*video_write_a000_w)(uint32_t addr, uint16_t val, void *priv);
extern void (*video_write_a000_l)(uint32_t addr, uint32_t val, void *priv);
extern void video_out_null(uint16_t addr, uint8_t val, void *priv);
extern uint8_t video_in_null(uint16_t addr, void *priv);
extern void video_write_null(uint32_t addr, uint8_t val, void *priv);
extern uint8_t video_read_null (uint32_t addr, void *priv);
extern int video_timer;
extern uint8_t tridentoldctrl2,tridentnewctrl2;
extern int rowdbl;
typedef struct
{
int w, h;
@ -72,73 +10,23 @@ typedef struct
uint8_t *line[0];
} BITMAP;
extern BITMAP *buffer,*buffer32,*vbuf;
extern BITMAP *buffer, *buffer32;
extern BITMAP *screen;
BITMAP *create_bitmap(int w, int h);
extern int wx,wy;
extern uint8_t fontdat[256][8];
extern uint8_t fontdatm[256][16];
extern int xsize,ysize;
extern int dacread,dacwrite,dacpos;
typedef struct
{
uint8_t r, g, b;
} RGB;
typedef RGB PALETTE[256];
extern PALETTE vgapal;
extern int palchange;
extern uint32_t vrammask;
typedef struct
{
int (*init)();
void (*out)(uint16_t addr, uint8_t val, void *priv);
uint8_t (*in)(uint16_t addr, void *priv);
void (*mono_out)(uint16_t addr, uint8_t val, void *priv);
uint8_t (*mono_in)(uint16_t addr, void *priv);
void (*poll)();
void (*recalctimings)();
void (*write_a000)(uint32_t addr, uint8_t val, void *priv);
void (*write_b000)(uint32_t addr, uint8_t val, void *priv);
void (*write_b800)(uint32_t addr, uint8_t val, void *priv);
uint8_t (*read_a000)(uint32_t addr, void *priv);
uint8_t (*read_b000)(uint32_t addr, void *priv);
uint8_t (*read_b800)(uint32_t addr, void *priv);
} GFXCARD;
extern GFXCARD vid_cga;
extern GFXCARD vid_mda;
extern GFXCARD vid_hercules;
extern GFXCARD vid_pc1512;
extern GFXCARD vid_pc1640;
extern GFXCARD vid_pc200;
extern GFXCARD vid_m24;
extern GFXCARD vid_paradise;
extern GFXCARD vid_tandy;
extern GFXCARD vid_ega;
extern GFXCARD vid_oti067;
extern GFXCARD vid_tvga;
extern GFXCARD vid_et4000;
extern GFXCARD vid_et4000w32p;
extern GFXCARD vid_s3;
extern GFXCARD vid_s3_virge;
extern GFXCARD vid_tgui9440;
extern GFXCARD vid_vga;
extern GFXCARD vid_ati18800;
extern GFXCARD vid_ati28800;
extern GFXCARD vid_mach64;
extern GFXCARD vid_gd5429;
extern float cpuclock;
@ -154,7 +42,6 @@ extern void (*video_recalctimings)();
extern void (*video_blit_memtoscreen)(int x, int y, int y1, int y2, int w, int h);
extern void (*video_blit_memtoscreen_8)(int x, int y, int w, int h);
extern int video_timing_b, video_timing_w, video_timing_l;
extern int video_speed;