WebSVN – HelenOS-historic – Diff – /uspace/trunk/fb/fb.c



 
typedef void (*conv2scr_fn_t)(void *, int);
typedef int (*conv2rgb_fn_t)(void *);
 
struct {
    uint8_t *fbaddress ;
 
    unsigned int xres ;
    unsigned int yres ;
    unsigned int scanline ;
    unsigned int pixelbytes ;

    style_t style;
    /* Auto-cursor position */
    int cursor_active, cur_col, cur_row;
    int cursor_shown;
    /* Double buffering */
    uint8_t *dbdata;
    unsigned int dboffset;
    unsigned int paused;
} viewport_t;
 
#define MAX_ANIM_LEN    8

 */
#define MAX_PIXMAPS        256
typedef struct {
    unsigned int width;
    unsigned int height;
    uint8_t *data;
} pixmap_t;
static pixmap_t pixmaps[MAX_PIXMAPS];
 
/* Viewport is a rectangular area on the screen */
#define MAX_VIEWPORTS 128

    return (*(int *)src) & 0xffffff;
}
 
static void rgb_3byte(void *dst, int rgb)
{
    uint8_t *scr = dst;
#if (defined(BIG_ENDIAN) || defined(FB_BIG_ENDIAN))
    scr[0] = RED(rgb, 8);
    scr[1] = GREEN(rgb, 8);
    scr[2] = BLUE(rgb, 8);
#else

 
}
 
static int byte3_rgb(void *src)
{
    uint8_t *scr = src;
#if (defined(BIG_ENDIAN) || defined(FB_BIG_ENDIAN))
    return scr[0] << 16 | scr[1] << 8 | scr[2];
#else
    return scr[2] << 16 | scr[1] << 8 | scr[0];
#endif  

 
/**  16-bit depth (5:6:5) */
static void rgb_2byte(void *dst, int rgb)
{
    /* 5-bit, 6-bits, 5-bits */
    *((uint16_t *)(dst)) = RED(rgb, 5) << 11 | GREEN(rgb, 6) << 5 | BLUE(rgb, 5);
}
 
/** 16-bit depth (5:6:5) */
static int byte2_rgb(void *src)
{
    int color = *(uint16_t *)(src);
    return (((color >> 11) & 0x1f) << (16 + 3)) | (((color >> 5) & 0x3f) << (8 + 2)) | ((color & 0x1f) << 3);
}
 
/** Put pixel - 8-bit depth (3:2:3) */
static void rgb_1byte(void *dst, int rgb)
{
    *(uint8_t *)dst = RED(rgb, 3) << 5 | GREEN(rgb, 2) << 3 | BLUE(rgb, 3);
}
 
/** Return pixel color - 8-bit depth (3:2:3) */
static int byte1_rgb(void *src)
{
    int color = *(uint8_t *)src;
    return (((color >> 5) & 0x7) << (16 + 5)) | (((color >> 3) & 0x3) << (8 + 6)) | ((color & 0x7) << 5);
}
 
/** Put pixel into viewport
 *

 * @param sx Coordinates of top-left of the character
 * @param sy Coordinates of top-left of the character
 * @param style Color of the character
 * @param transparent If false, print background color
 */
static void draw_glyph(viewport_t *vport,uint8_t glyph, unsigned int sx, unsigned int sy,
               style_t style, int transparent)
{
    int i;
    unsigned int y;
    unsigned int glline;

Rev 1740	Rev 1781
Line 68...	Line 68...
68		68
69	typedef void (conv2scr_fn_t)(void , int);	69	typedef void (conv2scr_fn_t)(void , int);
70	typedef int (conv2rgb_fn_t)(void );	70	typedef int (conv2rgb_fn_t)(void );
71		71
72	struct {	72	struct {
73	__u8 *fbaddress ;	73	uint8_t *fbaddress ;
74		74
75	unsigned int xres ;	75	unsigned int xres ;
76	unsigned int yres ;	76	unsigned int yres ;
77	unsigned int scanline ;	77	unsigned int scanline ;
78	unsigned int pixelbytes ;	78	unsigned int pixelbytes ;
Line 92...	Line 92...
92	style_t style;	92	style_t style;
93	/* Auto-cursor position */	93	/* Auto-cursor position */
94	int cursor_active, cur_col, cur_row;	94	int cursor_active, cur_col, cur_row;
95	int cursor_shown;	95	int cursor_shown;
96	/* Double buffering */	96	/* Double buffering */
97	__u8 *dbdata;	97	uint8_t *dbdata;
98	unsigned int dboffset;	98	unsigned int dboffset;
99	unsigned int paused;	99	unsigned int paused;
100	} viewport_t;	100	} viewport_t;
101		101
102	#define MAX_ANIM_LEN 8	102	#define MAX_ANIM_LEN 8
Line 118...	Line 118...
118	*/	118	*/
119	#define MAX_PIXMAPS 256	119	#define MAX_PIXMAPS 256
120	typedef struct {	120	typedef struct {
121	unsigned int width;	121	unsigned int width;
122	unsigned int height;	122	unsigned int height;
123	__u8 *data;	123	uint8_t *data;
124	} pixmap_t;	124	} pixmap_t;
125	static pixmap_t pixmaps[MAX_PIXMAPS];	125	static pixmap_t pixmaps[MAX_PIXMAPS];
126		126
127	/* Viewport is a rectangular area on the screen */	127	/* Viewport is a rectangular area on the screen */
128	#define MAX_VIEWPORTS 128	128	#define MAX_VIEWPORTS 128
Line 151...	Line 151...
151	return ((int )src) & 0xffffff;	151	return ((int )src) & 0xffffff;
152	}	152	}
153		153
154	static void rgb_3byte(void *dst, int rgb)	154	static void rgb_3byte(void *dst, int rgb)
155	{	155	{
156	__u8 *scr = dst;	156	uint8_t *scr = dst;
157	#if (defined(BIG_ENDIAN) \|\| defined(FB_BIG_ENDIAN))	157	#if (defined(BIG_ENDIAN) \|\| defined(FB_BIG_ENDIAN))
158	scr[0] = RED(rgb, 8);	158	scr[0] = RED(rgb, 8);
159	scr[1] = GREEN(rgb, 8);	159	scr[1] = GREEN(rgb, 8);
160	scr[2] = BLUE(rgb, 8);	160	scr[2] = BLUE(rgb, 8);
161	#else	161	#else
Line 167...	Line 167...
167		167
168	}	168	}
169		169
170	static int byte3_rgb(void *src)	170	static int byte3_rgb(void *src)
171	{	171	{
172	__u8 *scr = src;	172	uint8_t *scr = src;
173	#if (defined(BIG_ENDIAN) \|\| defined(FB_BIG_ENDIAN))	173	#if (defined(BIG_ENDIAN) \|\| defined(FB_BIG_ENDIAN))
174	return scr[0] << 16 \| scr[1] << 8 \| scr[2];	174	return scr[0] << 16 \| scr[1] << 8 \| scr[2];
175	#else	175	#else
176	return scr[2] << 16 \| scr[1] << 8 \| scr[0];	176	return scr[2] << 16 \| scr[1] << 8 \| scr[0];
177	#endif	177	#endif
Line 179...	Line 179...
179		179
180	/** 16-bit depth (5:6:5) */	180	/** 16-bit depth (5:6:5) */
181	static void rgb_2byte(void *dst, int rgb)	181	static void rgb_2byte(void *dst, int rgb)
182	{	182	{
183	/* 5-bit, 6-bits, 5-bits */	183	/* 5-bit, 6-bits, 5-bits */
184	((__u16 )(dst)) = RED(rgb, 5) << 11 \| GREEN(rgb, 6) << 5 \| BLUE(rgb, 5);	184	((uint16_t )(dst)) = RED(rgb, 5) << 11 \| GREEN(rgb, 6) << 5 \| BLUE(rgb, 5);
185	}	185	}
186		186
187	/** 16-bit depth (5:6:5) */	187	/** 16-bit depth (5:6:5) */
188	static int byte2_rgb(void *src)	188	static int byte2_rgb(void *src)
189	{	189	{
190	int color = (__u16 )(src);	190	int color = (uint16_t )(src);
191	return (((color >> 11) & 0x1f) << (16 + 3)) \| (((color >> 5) & 0x3f) << (8 + 2)) \| ((color & 0x1f) << 3);	191	return (((color >> 11) & 0x1f) << (16 + 3)) \| (((color >> 5) & 0x3f) << (8 + 2)) \| ((color & 0x1f) << 3);
192	}	192	}
193		193
194	/** Put pixel - 8-bit depth (3:2:3) */	194	/** Put pixel - 8-bit depth (3:2:3) */
195	static void rgb_1byte(void *dst, int rgb)	195	static void rgb_1byte(void *dst, int rgb)
196	{	196	{
197	(__u8 )dst = RED(rgb, 3) << 5 \| GREEN(rgb, 2) << 3 \| BLUE(rgb, 3);	197	(uint8_t )dst = RED(rgb, 3) << 5 \| GREEN(rgb, 2) << 3 \| BLUE(rgb, 3);
198	}	198	}
199		199
200	/** Return pixel color - 8-bit depth (3:2:3) */	200	/** Return pixel color - 8-bit depth (3:2:3) */
201	static int byte1_rgb(void *src)	201	static int byte1_rgb(void *src)
202	{	202	{
203	int color = (__u8 )src;	203	int color = (uint8_t )src;
204	return (((color >> 5) & 0x7) << (16 + 5)) \| (((color >> 3) & 0x3) << (8 + 6)) \| ((color & 0x7) << 5);	204	return (((color >> 5) & 0x7) << (16 + 5)) \| (((color >> 3) & 0x3) << (8 + 6)) \| ((color & 0x7) << 5);
205	}	205	}
206		206
207	/** Put pixel into viewport	207	/** Put pixel into viewport
208	*	208	*
Line 374...	Line 374...
374	* @param sx Coordinates of top-left of the character	374	* @param sx Coordinates of top-left of the character
375	* @param sy Coordinates of top-left of the character	375	* @param sy Coordinates of top-left of the character
376	* @param style Color of the character	376	* @param style Color of the character
377	* @param transparent If false, print background color	377	* @param transparent If false, print background color
378	*/	378	*/
379	static void draw_glyph(viewport_t *vport,__u8 glyph, unsigned int sx, unsigned int sy,	379	static void draw_glyph(viewport_t *vport,uint8_t glyph, unsigned int sx, unsigned int sy,
380	style_t style, int transparent)	380	style_t style, int transparent)
381	{	381	{
382	int i;	382	int i;
383	unsigned int y;	383	unsigned int y;
384	unsigned int glline;	384	unsigned int glline;

Subversion Repositories HelenOS-historic

(root)/uspace/trunk/fb/fb.c – Rev 1740 → 1781