55 typedef void		(*fb_drawPixel_t)(_self, int x, int y, int r, int g, int b);
56 typedef unsigned long	(*fb_getPixel_t )(_self, int x, int y);
57 typedef void		(*fb_putPixel_t )(_self, int x, int y, unsigned long pixel);
66   struct fb_var_screeninfo	  var;  member
107 static inline int fb_width(_self)	{ return self->var.xres; }  in fb_width()
109 static inline int fb_height(_self)	{ return self->var.yres; }  in fb_height()
110 static inline int fb_depth(_self)	{ return self->var.bits_per_pixel; }  in fb_depth()
113 static inline unsigned long fb_getPixel_32(_self, int x, int y)  in fb_getPixel_32()  argument
115   return ((x >= 0) && (y >= 0) && (x < fb_width(self)) && (y < fb_height(self)))  in fb_getPixel_32()
117 			   + (x + self->var.xoffset) * (32 / 8)  in fb_getPixel_32()
118 			   + (y + self->var.yoffset) * (self->fix.line_length)))  in fb_getPixel_32()
122 static inline void fb_putPixel_32(_self, int x, int y, unsigned long pix)  in fb_putPixel_32()  argument
124   if ((x >= 0) && (y >= 0) && (x < fb_width(self)) && (y < fb_height(self)))  in fb_putPixel_32()
127 			  + (x + self->var.xoffset) * (32 / 8)  in fb_putPixel_32()
128 			  + (y + self->var.yoffset) * (self->fix.line_length)))  in fb_putPixel_32()
134 static inline unsigned long fb_getPixel_16(_self, int x, int y)  in fb_getPixel_16()  argument
136   return ((x >= 0) && (y >= 0) && (x < fb_width(self)) && (y < fb_height(self)))  in fb_getPixel_16()
138 			   + (x + self->var.xoffset) * (16 / 8)  in fb_getPixel_16()
139 			   + (y + self->var.yoffset) * (self->fix.line_length)))  in fb_getPixel_16()
143 static inline void fb_putPixel_16(_self, int x, int y, unsigned long pix)  in fb_putPixel_16()  argument
145   if ((x >= 0) && (y >= 0) && (x < fb_width(self)) && (y < fb_height(self)))  in fb_putPixel_16()
148 			   + (x + self->var.xoffset) * (16 / 8)  in fb_putPixel_16()
149 			   + (y + self->var.yoffset) * (self->fix.line_length)))  in fb_putPixel_16()
155 static inline unsigned long fb_getPixel_8(_self, int x, int y)  in fb_getPixel_8()  argument
157   return ((x >= 0) && (y >= 0) && (x < fb_width(self)) && (y < fb_height(self)))  in fb_getPixel_8()
159 			  + (x + self->var.xoffset)  in fb_getPixel_8()
160 			  + (y + self->var.yoffset) * (self->fix.line_length)))  in fb_getPixel_8()
165 static inline void fb_putPixel_8(_self, int x, int y, unsigned long pix)  in fb_putPixel_8()  argument
167   if ((x >= 0) && (y >= 0) && (x < fb_width(self)) && (y < fb_height(self)))  in fb_putPixel_8()
170 			  + (x + self->var.xoffset)  in fb_putPixel_8()
171 			  + (y + self->var.yoffset) * (self->fix.line_length)))  in fb_putPixel_8()
177 static void fb_drawPixel_rgb8888(_self, int x, int y, int r, int g, int b)  in fb_drawPixel_rgb8888()  argument
179   fb_putPixel_32(self, x, y, (r << 16) | (g << 8) | (b << 0));  in fb_drawPixel_rgb8888()
182 static void fb_drawPixel_rgb565(_self, int x, int y, int r, int g, int b)  in fb_drawPixel_rgb565()  argument
184 …fb_putPixel_16(self, x, y, (((r >> 3) & 31) << 11) | (((g >> 2) & 63) <<  5) | (((b >> 3) & 31) <<…  in fb_drawPixel_rgb565()
187 static void fb_drawPixel_rgb555(_self, int x, int y, int r, int g, int b)  in fb_drawPixel_rgb555()  argument
189 …fb_putPixel_16(self, x, y, (((r >> 3) & 31) << 10) | (((g >> 3) & 31) <<  5) | (((b >> 3) & 31) <<…  in fb_drawPixel_rgb555()
192 static void fb_drawPixel_rgb332(_self, int x, int y, int r, int g, int b)  in fb_drawPixel_rgb332()  argument
198   fb_putPixel_8(self, x, y, t);  in fb_drawPixel_rgb332()
207       int yo= self->cursorPosition.y + self->cursorOffset.y;  in hideCursor()
208       int x, y;  in hideCursor()  local
209       for (y= 0;  y < 16;  ++y)  in hideCursor()
211 	  self->putPixel(self, xo + x, yo + y, self->cursorBack[y][x]);  in hideCursor()
222       int yo= self->cursorPosition.y + self->cursorOffset.y;  in showCursor()
223       int y;  in showCursor()  local
224       for (y= 0;  y < 16;  ++y)  in showCursor()
226 	  unsigned short bits= self->cursorBits[y];  in showCursor()
227 	  unsigned short mask= self->cursorMask[y];  in showCursor()
231 	      self->cursorBack[y][x]= self->getPixel(self, xo + x, yo + y);  in showCursor()
232 	      if      (bits & 0x8000) self->putPixel(self, xo + x, yo + y, self->blackPixel);  in showCursor()
233 	      else if (mask & 0x8000) self->putPixel(self, xo + x, yo + y, self->whitePixel);  in showCursor()
247   int ct= self->cursorPosition.y + self->cursorOffset.y;  in cursorIn()
267   int y;  in fb_setCursor()  local
270   self->cursorOffset.y= yoff;  in fb_setCursor()
271   for (y= 0;  y < 16;  ++y)  in fb_setCursor()
273       self->cursorBits[y]= (((unsigned long *)bits)[y]) >> 16;  in fb_setCursor()
274       self->cursorMask[y]= (((unsigned long *)mask)[y]) >> 16;  in fb_setCursor()
284   self->cursorPosition.y= max(0, min(self->cursorPosition.y + dy, fb_height(self) - 1));  in fb_advanceCursor()
291   int x, y;  in fb_copyBits_32()  local
293   for (y= t;  y < b;  ++y)  in fb_copyBits_32()
295       unsigned long *in= (unsigned long *)(bits + ((l + (y * fb_width(self))) * 4));  in fb_copyBits_32()
296       unsigned long *out= (unsigned long *)(self->addr + ((l + (y * fb_pitch(self))) * 4));  in fb_copyBits_32()
316   int x, y;  in fb_copyBits_16()  local
319   for (y= t;  y < b;  ++y)  in fb_copyBits_16()
321       unsigned short *in= (unsigned short *)(bits + ((l + (y * fb_width(self))) * 2));  in fb_copyBits_16()
322       unsigned short *out= (unsigned short *)(self->addr + ((l + (y * fb_pitch(self))) * 2));  in fb_copyBits_16()
339   int x, y;  in fb_copyBits_15()  local
342   for (y= t;  y < b;  ++y)  in fb_copyBits_15()
344       unsigned short *in= (unsigned short *)(bits + ((l + (y * fb_width(self))) * 2));  in fb_copyBits_15()
345       unsigned short *out= (unsigned short *)(self->addr + ((l + (y * fb_pitch(self))) * 2));  in fb_copyBits_15()
361   int x, y;  in fb_copyBits_8()  local
364   for (y= t;  y < b;  ++y)  in fb_copyBits_8()
366       unsigned char *in= (unsigned char *)(bits + ((l + (y * fb_pitch(self)))));  in fb_copyBits_8()
367       unsigned char *out= (unsigned char *)(self->addr + ((l + (y * fb_pitch(self)))));  in fb_copyBits_8()
473   int rpad= 16 - self->var.red  .length;  in fb_initDirectColour()
474   int gpad= 16 - self->var.green.length;  in fb_initDirectColour()
475   int bpad= 16 - self->var.blue .length;  in fb_initDirectColour()
501   if (ioctl(self->fd, FBIOGET_VSCREENINFO, &self->var))  fatalError("FBIOGET VSCREENINFO");  in fb_initVisual()
503   self->var.xoffset=  0;  in fb_initVisual()
504   self->var.yoffset=  0;  in fb_initVisual()
505   self->var.activate= FB_ACTIVATE_NOW;  in fb_initVisual()
506   ioctl(self->fd, FBIOPAN_DISPLAY, &self->var);  in fb_initVisual()
509   self->pitch= self->fix.line_length / self->var.bits_per_pixel * 8;  in fb_initVisual()
512 	 self->var.xres, self->var.yres, self->var.bits_per_pixel, self->var.xoffset, self->var.yoffset,  in fb_initVisual()
513 	 self->var.xres_virtual, self->var.yres_virtual,  in fb_initVisual()
515 	 self->var.red  .offset, self->var.red  .length,  in fb_initVisual()
516 	 self->var.green.offset, self->var.green.length,  in fb_initVisual()
517 	 self->var.blue .offset, self->var.blue .length,  in fb_initVisual()
520   if (self->var.bits_per_pixel == 8)  in fb_initVisual()
523     self->bpp= self->var.red.length + self->var.green.length + self->var.blue.length;  in fb_initVisual()
525   if ((24 == self->bpp) && (32 == self->var.bits_per_pixel))  in fb_initVisual()
568 	      self->var.red.length, self->var.green.length, self->var.blue.length);  in fb_initVisual()
627   int x, y;  in fb_initGraphics()  local
630   for (y= 0;  y < fb_height(self);  ++y)  in fb_initGraphics()
632       self->putPixel(self, x, y, self->whitePixel);  in fb_initGraphics()
640       int x, y;  in fb_freeGraphics()  local
641       for (y= 0;  y < fb_height(self);  ++y)  in fb_freeGraphics()
643 	  self->putPixel(self, x, y, 0);  in fb_freeGraphics()
653   self->cursorPosition.y= fb_height(self) / 2;  in fb_initCursor()