189 lines
5.2 KiB
C
189 lines
5.2 KiB
C
/*******************************************************************************/
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/* COS2000 - Compatible Operating System - LGPL v3 - Hordé Nicolas */
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/* */
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#ifndef VIDEO
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# define VIDEO
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# include "stdarg.h"
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# define MAXDRIVERS 10
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# define MAXFONTS 10
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typedef struct vertex2d
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{
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s16 x;
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s16 y;
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} vertex2d __attribute__ ((packed));
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typedef struct rgbcolor
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{
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u8 R;
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u8 G;
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u8 B;
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} rgbcolor __attribute__ ((packed));
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typedef struct videoinfos
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{
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u8 currentmode;
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u16 currentwidth;
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u16 currentheight;
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u8 currentdepth;
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u8 currentactivepage;
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u8 currentshowedpage;
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u16 currentcursorX;
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u16 currentcursorY;
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u8 currentfont1;
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u8 currentfont2;
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u16 currentpitch;
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bool isgraphic;
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bool isblinking;
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bool iscursorvisible;
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u8 pagesnumber;
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u32 pagesize;
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u32 baseaddress;
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} videoinfos __attribute__ ((packed));
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typedef struct videofonction
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{
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void (*remap_memory) ();
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u8 *(*detect_hardware) ();
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u8(*setvideo_mode) ();
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u8 *(*getvideo_drivername) ();
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u8 *(*getvideo_capabilities) ();
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videoinfos *(*getvideo_info) ();
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u32(*mem_to_video) ();
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u32(*video_to_mem) ();
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u32(*video_to_video) ();
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void (*wait_vretrace) ();
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void (*wait_hretrace) ();
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void (*page_set) ();
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void (*page_show) ();
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void (*page_split) ();
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void (*cursor_enable) ();
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void (*cursor_disable) ();
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void (*cursor_set) ();
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u32(*font_load) ();
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void (*font1_set) ();
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void (*font2_set) ();
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void (*blink_enable) ();
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void (*blink_disable) ();
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} videofonction __attribute__ ((packed));
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typedef struct drivers
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{
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u8 *nom;
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videofonction *pointer;
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} drivers __attribute__ ((packed));
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typedef struct font
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{
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u8 nom[8];
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u8 *pointer;
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u8 width;
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u8 height;
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} font __attribute__ ((packed));
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typedef struct capabilities
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{
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u8 modenumber;
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u16 width;
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u16 height;
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bool graphic;
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u8 depth;
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u8 refresh;
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} capabilities __attribute__ ((packed));
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typedef struct console
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{
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u8 attrib;
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s16 cursX;
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s16 cursY;
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u8 ansi;
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u8 param1;
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u8 param2;
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u8 param3;
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u8 page;
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bool scroll;
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} console __attribute__ ((packed));
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/* Fonctions de bas niveau */
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void fill(u8 attrib);
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void scroll(u8 lines, u8 attrib);
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void scroll_enable(void);
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void scroll_disable(void);
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void showchar(u16 coordx, u16 coordy, u8 thechar, u8 attrib);
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u8 getchar(u16 coordx, u16 coordy);
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u8 getattrib(u16 coordx, u16 coordy);
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void v_writepxl(vertex2d * A, u32 color);
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void writepxl(s16 x, s16 y, u32 color);
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void line(s16 x1, s16 y1, s16 x2, s16 y2, u32 color);
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void hline(s16 x1, s16 x2, s16 y, u32 color);
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void changemode(u8 mode);
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u32 egatorgb(u8 ega);
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u8 egatovga(u8 ega);
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void v_line(vertex2d * A, vertex2d * B, u32 color);
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void trianglefilled(vertex2d * A, vertex2d * B, vertex2d * C,
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u32 color);
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void triangle(vertex2d * A, vertex2d * B, vertex2d * C, u32 color);
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/* Fonctions de console */
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void changevc(u8 vc);
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void putchar(u8 thechar);
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void clearscreen(void);
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u16 getwidth(void);
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u16 getheight(void);
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void loadfont(u8 * name, font * pointer, u8 width, u8 height);
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void setfont(u8 * fontname);
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/* Fonctions de haut niveau */
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u32 print(u8 * string);
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u32 printf(const u8 * string, ...);
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u32 sprintf(u8 * variable, const u8 * string, ...);
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u32 snprintf(u8 * variable, u32 maxsize, const u8 * string, ...);
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u32 vprintf(const u8 * string, va_list args);
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u32 vsprintf(u8 * variable, const u8 * string, va_list args);
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u32 vsnprintf(u8 * variable, u32 maxsize, const u8 * string,
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va_list args);
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u8 *itoa(u64 num, u8 * str, u8 base, u64 dim, u8 achar);
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u8 *sitoa(u64 num, u8 * str, u64 dim);
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u8 *rtoadouble(double num, u8 * str, u8 precisioni, u8 precisionf);
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u8 *rtoasingle(float num, u8 * str, u8 precisioni, u8 precisionf);
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u32 format(const u8 * string, va_list args, u32 maxsize,
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u32(*fonction) (u8 * src, u8 ** dest, u32 len), u8 * dest);
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/* Fonction pour gérer le pilote */
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void initdriver();
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void registerdriver(videofonction * pointer);
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void apply_bestdriver(void);
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void apply_nextdriver(void);
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void apply_driver(u8 * name);
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void apply_nextvideomode(void);
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/* Fonctions du pilote */
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void (*remap_memory) (u32 vaddr);
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u8 *(*detect_hardware) (void);
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u8(*setvideo_mode) (u8 mode);
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u8 *(*getvideo_drivername) (void);
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u8 *(*getvideo_capabilities) (void);
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videoinfos *(*getvideo_info) (void);
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u32(*mem_to_video) (void *src, u32 dst, u32 size, bool increment_src);
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u32(*video_to_mem) (u32 src, void *dst, u32 size);
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u32(*video_to_video) (u32 src, u32 dst, u32 size);
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void (*wait_vretrace) (void);
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void (*wait_hretrace) (void);
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void (*page_set) (u8 page);
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void (*page_show) (u8 page);
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void (*page_split) (u16 y);
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void (*cursor_enable) (void);
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void (*cursor_disable) (void);
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void (*cursor_set) (u16 x, u16 y);
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u32(*font_load) (u8 * def, u8 size, u8 font);
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void (*font1_set) (u8 num);
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void (*font2_set) (u8 num);
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void (*blink_enable) (void);
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void (*blink_disable) (void);
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#endif
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