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authorJens Arnold <amiconn@rockbox.org>2006-07-28 07:35:45 +0000
committerJens Arnold <amiconn@rockbox.org>2006-07-28 07:35:45 +0000
commit05ddd9a44eb565e936274b6f73fc76f7476113a7 (patch)
tree0c2a5a8db4c86196deb06615b246d66e920784b7 /firmware
parentcb36fec3922cb1317bdb06a6497370f188694d4e (diff)
downloadrockbox-05ddd9a44eb565e936274b6f73fc76f7476113a7.tar.gz
rockbox-05ddd9a44eb565e936274b6f73fc76f7476113a7.zip
X5 remote LCD drawing. This will break target linking atm - lcd_remote_update[_rect]() are not yet implemented.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@10347 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware')
-rw-r--r--firmware/SOURCES10
-rwxr-xr-xfirmware/drivers/lcd-remote-2bit-vi.c1085
-rw-r--r--firmware/export/config-iaudiox5.h9
-rw-r--r--firmware/export/config.h2
4 files changed, 1099 insertions, 7 deletions
diff --git a/firmware/SOURCES b/firmware/SOURCES
index 70a4c4ad25..601fcab3a2 100644
--- a/firmware/SOURCES
+++ b/firmware/SOURCES
@@ -80,6 +80,13 @@ drivers/lcd-h100.c
drivers/lcd-16bit.c
#endif
#endif
+#ifdef HAVE_REMOTE_LCD
+#if LCD_REMOTE_DEPTH == 1
+drivers/lcd-h100-remote.c
+#elif LCD_REMOTE_DEPTH == 2
+drivers/lcd-remote-2bit-vi.c
+#endif
+#endif
#if CONFIG_LCD==LCD_IPODNANO || CONFIG_LCD==LCD_IPODCOLOR || CONFIG_LCD == LCD_IPOD2BPP
drivers/lcd-ipod.c
#endif
@@ -178,9 +185,6 @@ usb.c
bitswap.S
descramble.S
#endif
-#ifdef HAVE_REMOTE_LCD
-drivers/lcd-h100-remote.c
-#endif
#if defined(HAVE_UDA1380) && !defined(SIMULATOR)
drivers/uda1380.c
#elif defined(HAVE_WM8975) && !defined(SIMULATOR)
diff --git a/firmware/drivers/lcd-remote-2bit-vi.c b/firmware/drivers/lcd-remote-2bit-vi.c
new file mode 100755
index 0000000000..cf486b5d0d
--- /dev/null
+++ b/firmware/drivers/lcd-remote-2bit-vi.c
@@ -0,0 +1,1085 @@
+/***************************************************************************
+ * __________ __ ___.
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ * $Id$
+ *
+ * Copyright (C) 2006 Jens Arnold
+ *
+ * Rockbox driver for 2bit vertically interleaved remote LCDs
+ *
+ * All files in this archive are subject to the GNU General Public License.
+ * See the file COPYING in the source tree root for full license agreement.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+#include "config.h"
+#include "cpu.h"
+#include "lcd.h"
+#include "lcd-remote.h"
+#include "kernel.h"
+#include "thread.h"
+#include <string.h>
+#include <stdlib.h>
+#include "memory.h"
+#include "file.h"
+#include "debug.h"
+#include "system.h"
+#include "font.h"
+#include "rbunicode.h"
+#include "bidi.h"
+
+#define SCROLLABLE_LINES (((LCD_REMOTE_HEIGHT+4)/5 < 32) ? (LCD_REMOTE_HEIGHT+4)/5 : 32)
+
+/*** globals ***/
+
+fb_remote_data lcd_remote_framebuffer[LCD_REMOTE_HEIGHT/8][LCD_REMOTE_FBWIDTH]
+ IBSS_ATTR;
+
+static const fb_data patterns[4] = {0xFFFF, 0xFF00, 0x00FF, 0x0000};
+
+static unsigned fg_pattern IDATA_ATTR = 0xFFFF; /* initially black */
+static unsigned bg_pattern IDATA_ATTR = 0x0000; /* initially white */
+static int drawmode = DRMODE_SOLID;
+static int xmargin = 0;
+static int ymargin = 0;
+static int curfont = FONT_SYSFIXED;
+
+/* scrolling */
+static volatile int scrolling_lines=0; /* Bitpattern of which lines are scrolling */
+static void scroll_thread(void);
+static long scroll_stack[DEFAULT_STACK_SIZE/sizeof(long)];
+static const char scroll_name[] = "remote_scroll";
+static int scroll_ticks = 12; /* # of ticks between updates*/
+static int scroll_delay = HZ/2; /* ticks delay before start */
+static int scroll_step = 6; /* pixels per scroll step */
+static int bidir_limit = 50; /* percent */
+static struct scrollinfo scroll[SCROLLABLE_LINES];
+
+static const char scroll_tick_table[16] = {
+ /* Hz values:
+ 1, 1.25, 1.55, 2, 2.5, 3.12, 4, 5, 6.25, 8.33, 10, 12.5, 16.7, 20, 25, 33 */
+ 100, 80, 64, 50, 40, 32, 25, 20, 16, 12, 10, 8, 6, 5, 4, 3
+};
+
+
+/* LCD init */
+void lcd_remote_init(void)
+{
+ lcd_remote_clear_display();
+#if 0 /* FIXME */
+ /* Call device specific init */
+ remote_init();
+#endif
+ create_thread(scroll_thread, scroll_stack,
+ sizeof(scroll_stack), scroll_name);
+}
+
+/*** parameter handling ***/
+
+void lcd_remote_set_drawmode(int mode)
+{
+ drawmode = mode & (DRMODE_SOLID|DRMODE_INVERSEVID);
+}
+
+int lcd_remote_get_drawmode(void)
+{
+ return drawmode;
+}
+
+void lcd_remote_set_foreground(unsigned brightness)
+{
+ fg_pattern = patterns[brightness & 3];
+}
+
+unsigned lcd_remote_get_foreground(void)
+{
+ return (~fg_pattern >> 7) & 3;
+}
+
+void lcd_remote_set_background(unsigned brightness)
+{
+ bg_pattern = patterns[brightness & 3];
+}
+
+unsigned lcd_remote_get_background(void)
+{
+ return (~bg_pattern >> 7) & 3;
+}
+
+void lcd_remote_set_drawinfo(int mode, unsigned fg_brightness,
+ unsigned bg_brightness)
+{
+ lcd_remote_set_drawmode(mode);
+ lcd_remote_set_foreground(fg_brightness);
+ lcd_remote_set_background(bg_brightness);
+}
+
+void lcd_remote_setmargins(int x, int y)
+{
+ xmargin = x;
+ ymargin = y;
+}
+
+int lcd_remote_getxmargin(void)
+{
+ return xmargin;
+}
+
+int lcd_remote_getymargin(void)
+{
+ return ymargin;
+}
+
+void lcd_remote_setfont(int newfont)
+{
+ curfont = newfont;
+}
+
+int lcd_remote_getstringsize(const unsigned char *str, int *w, int *h)
+{
+ return font_getstringsize(str, w, h, curfont);
+}
+
+/*** low-level drawing functions ***/
+
+static void setpixel(int x, int y)
+{
+ unsigned mask = 0x0101 << (y & 7);
+ fb_remote_data *address = &lcd_remote_framebuffer[y>>3][x];
+ unsigned data = *address;
+
+ *address = data ^ ((data ^ fg_pattern) & mask);
+}
+
+static void clearpixel(int x, int y)
+{
+ unsigned mask = 0x0101 << (y & 7);
+ fb_remote_data *address = &lcd_remote_framebuffer[y>>3][x];
+ unsigned data = *address;
+
+ *address = data ^ ((data ^ bg_pattern) & mask);
+}
+
+static void flippixel(int x, int y)
+{
+ unsigned mask = 0x0101 << (y & 7);
+ fb_remote_data *address = &lcd_remote_framebuffer[y>>3][x];
+
+ *address ^= mask;
+}
+
+static void nopixel(int x, int y)
+{
+ (void)x;
+ (void)y;
+}
+
+lcd_remote_pixelfunc_type* const lcd_remote_pixelfuncs[8] = {
+ flippixel, nopixel, setpixel, setpixel,
+ nopixel, clearpixel, nopixel, clearpixel
+};
+
+/* 'mask' and 'bits' contain 2 bits per pixel */
+static void flipblock(fb_remote_data *address, unsigned mask, unsigned bits)
+ ICODE_ATTR;
+static void flipblock(fb_remote_data *address, unsigned mask, unsigned bits)
+{
+ *address ^= bits & mask;
+}
+
+static void bgblock(fb_remote_data *address, unsigned mask, unsigned bits)
+ ICODE_ATTR;
+static void bgblock(fb_remote_data *address, unsigned mask, unsigned bits)
+{
+ unsigned data = *address;
+
+ *address = data ^ ((data ^ bg_pattern) & mask & ~bits);
+}
+
+static void fgblock(fb_remote_data *address, unsigned mask, unsigned bits)
+ ICODE_ATTR;
+static void fgblock(fb_remote_data *address, unsigned mask, unsigned bits)
+{
+ unsigned data = *address;
+
+ *address = data ^ ((data ^ fg_pattern) & mask & bits);
+}
+
+static void solidblock(fb_remote_data *address, unsigned mask, unsigned bits)
+ ICODE_ATTR;
+static void solidblock(fb_remote_data *address, unsigned mask, unsigned bits)
+{
+ unsigned data = *address;
+ unsigned bgp = bg_pattern;
+
+ bits = bgp ^ ((bgp ^ fg_pattern) & bits);
+ *address = data ^ ((data ^ bits) & mask);
+}
+
+static void flipinvblock(fb_remote_data *address, unsigned mask, unsigned bits)
+ ICODE_ATTR;
+static void flipinvblock(fb_remote_data *address, unsigned mask, unsigned bits)
+{
+ *address ^= ~bits & mask;
+}
+
+static void bginvblock(fb_remote_data *address, unsigned mask, unsigned bits)
+ ICODE_ATTR;
+static void bginvblock(fb_remote_data *address, unsigned mask, unsigned bits)
+{
+ unsigned data = *address;
+
+ *address = data ^ ((data ^ bg_pattern) & mask & bits);
+}
+
+static void fginvblock(fb_remote_data *address, unsigned mask, unsigned bits)
+ ICODE_ATTR;
+static void fginvblock(fb_remote_data *address, unsigned mask, unsigned bits)
+{
+ unsigned data = *address;
+
+ *address = data ^ ((data ^ fg_pattern) & mask & ~bits);
+}
+
+static void solidinvblock(fb_remote_data *address, unsigned mask, unsigned bits)
+ ICODE_ATTR;
+static void solidinvblock(fb_remote_data *address, unsigned mask, unsigned bits)
+{
+ unsigned data = *address;
+ unsigned fgp = fg_pattern;
+
+ bits = fgp ^ ((fgp ^ bg_pattern) & bits);
+ *address = data ^ ((data ^ bits) & mask);
+}
+
+lcd_remote_blockfunc_type* const lcd_remote_blockfuncs[8] = {
+ flipblock, bgblock, fgblock, solidblock,
+ flipinvblock, bginvblock, fginvblock, solidinvblock
+};
+
+static inline void setblock(fb_remote_data *address, unsigned mask, unsigned bits)
+{
+ unsigned data = *address;
+
+ bits ^= data;
+ *address = data ^ (bits & mask);
+}
+
+/*** drawing functions ***/
+
+/* Clear the whole display */
+void lcd_remote_clear_display(void)
+{
+ unsigned bits = (drawmode & DRMODE_INVERSEVID) ? fg_pattern : bg_pattern;
+
+ memset16(lcd_remote_framebuffer, bits, sizeof lcd_remote_framebuffer / 2);
+ scrolling_lines = 0;
+}
+
+/* Set a single pixel */
+void lcd_remote_drawpixel(int x, int y)
+{
+ if (((unsigned)x < LCD_REMOTE_WIDTH) && ((unsigned)y < LCD_REMOTE_HEIGHT))
+ lcd_remote_pixelfuncs[drawmode](x, y);
+}
+
+/* Draw a line */
+void lcd_remote_drawline(int x1, int y1, int x2, int y2)
+{
+ int numpixels;
+ int i;
+ int deltax, deltay;
+ int d, dinc1, dinc2;
+ int x, xinc1, xinc2;
+ int y, yinc1, yinc2;
+ lcd_remote_pixelfunc_type *pfunc = lcd_remote_pixelfuncs[drawmode];
+
+ deltax = abs(x2 - x1);
+ deltay = abs(y2 - y1);
+ xinc2 = 1;
+ yinc2 = 1;
+
+ if (deltax >= deltay)
+ {
+ numpixels = deltax;
+ d = 2 * deltay - deltax;
+ dinc1 = deltay * 2;
+ dinc2 = (deltay - deltax) * 2;
+ xinc1 = 1;
+ yinc1 = 0;
+ }
+ else
+ {
+ numpixels = deltay;
+ d = 2 * deltax - deltay;
+ dinc1 = deltax * 2;
+ dinc2 = (deltax - deltay) * 2;
+ xinc1 = 0;
+ yinc1 = 1;
+ }
+ numpixels++; /* include endpoints */
+
+ if (x1 > x2)
+ {
+ xinc1 = -xinc1;
+ xinc2 = -xinc2;
+ }
+
+ if (y1 > y2)
+ {
+ yinc1 = -yinc1;
+ yinc2 = -yinc2;
+ }
+
+ x = x1;
+ y = y1;
+
+ for (i = 0; i < numpixels; i++)
+ {
+ if (((unsigned)x < LCD_REMOTE_WIDTH) && ((unsigned)y < LCD_REMOTE_HEIGHT))
+ pfunc(x, y);
+
+ if (d < 0)
+ {
+ d += dinc1;
+ x += xinc1;
+ y += yinc1;
+ }
+ else
+ {
+ d += dinc2;
+ x += xinc2;
+ y += yinc2;
+ }
+ }
+}
+
+/* Draw a horizontal line (optimised) */
+void lcd_remote_hline(int x1, int x2, int y)
+{
+ int x;
+ fb_remote_data *dst, *dst_end;
+ unsigned mask;
+ lcd_remote_blockfunc_type *bfunc;
+
+ /* direction flip */
+ if (x2 < x1)
+ {
+ x = x1;
+ x1 = x2;
+ x2 = x;
+ }
+
+ /* nothing to draw? */
+ if (((unsigned)y >= LCD_REMOTE_HEIGHT) || (x1 >= LCD_REMOTE_WIDTH)
+ || (x2 < 0))
+ return;
+
+ /* clipping */
+ if (x1 < 0)
+ x1 = 0;
+ if (x2 >= LCD_REMOTE_WIDTH)
+ x2 = LCD_REMOTE_WIDTH-1;
+
+ bfunc = lcd_remote_blockfuncs[drawmode];
+ dst = &lcd_remote_framebuffer[y>>3][x1];
+ mask = 0x0101 << (y & 7);
+
+ dst_end = dst + x2 - x1;
+ do
+ bfunc(dst++, mask, 0xFFFFu);
+ while (dst <= dst_end);
+}
+
+/* Draw a vertical line (optimised) */
+void lcd_remote_vline(int x, int y1, int y2)
+{
+ int ny;
+ fb_remote_data *dst;
+ unsigned mask, mask_bottom;
+ lcd_remote_blockfunc_type *bfunc;
+
+ /* direction flip */
+ if (y2 < y1)
+ {
+ ny = y1;
+ y1 = y2;
+ y2 = ny;
+ }
+
+ /* nothing to draw? */
+ if (((unsigned)x >= LCD_REMOTE_WIDTH) || (y1 >= LCD_REMOTE_HEIGHT)
+ || (y2 < 0))
+ return;
+
+ /* clipping */
+ if (y1 < 0)
+ y1 = 0;
+ if (y2 >= LCD_REMOTE_HEIGHT)
+ y2 = LCD_REMOTE_HEIGHT-1;
+
+ bfunc = lcd_remote_blockfuncs[drawmode];
+ dst = &lcd_remote_framebuffer[y1>>3][x];
+ ny = y2 - (y1 & ~7);
+ mask = (0xFFu << (y1 & 7)) & 0xFFu;
+ mask |= mask << 8;
+ mask_bottom = 0xFFu >> (~ny & 7);
+ mask_bottom |= mask_bottom << 8;
+
+ for (; ny >= 8; ny -= 8)
+ {
+ bfunc(dst, mask, 0xFFFFu);
+ dst += LCD_REMOTE_WIDTH;
+ mask = 0xFFFFu;
+ }
+ mask &= mask_bottom;
+ bfunc(dst, mask, 0xFFFFu);
+}
+
+/* Draw a rectangular box */
+void lcd_remote_drawrect(int x, int y, int width, int height)
+{
+ if ((width <= 0) || (height <= 0))
+ return;
+
+ int x2 = x + width - 1;
+ int y2 = y + height - 1;
+
+ lcd_remote_vline(x, y, y2);
+ lcd_remote_vline(x2, y, y2);
+ lcd_remote_hline(x, x2, y);
+ lcd_remote_hline(x, x2, y2);
+}
+
+/* Fill a rectangular area */
+void lcd_remote_fillrect(int x, int y, int width, int height)
+{
+ int ny;
+ fb_remote_data *dst, *dst_end;
+ unsigned mask, mask_bottom;
+ unsigned bits = 0;
+ lcd_remote_blockfunc_type *bfunc;
+ bool fillopt = false;
+
+ /* nothing to draw? */
+ if ((width <= 0) || (height <= 0) || (x >= LCD_REMOTE_WIDTH)
+ || (y >= LCD_REMOTE_HEIGHT) || (x + width <= 0) || (y + height <= 0))
+ return;
+
+ /* clipping */
+ if (x < 0)
+ {
+ width += x;
+ x = 0;
+ }
+ if (y < 0)
+ {
+ height += y;
+ y = 0;
+ }
+ if (x + width > LCD_REMOTE_WIDTH)
+ width = LCD_REMOTE_WIDTH - x;
+ if (y + height > LCD_REMOTE_HEIGHT)
+ height = LCD_REMOTE_HEIGHT - y;
+
+ if (drawmode & DRMODE_INVERSEVID)
+ {
+ if (drawmode & DRMODE_BG)
+ {
+ fillopt = true;
+ bits = bg_pattern;
+ }
+ }
+ else
+ {
+ if (drawmode & DRMODE_FG)
+ {
+ fillopt = true;
+ bits = fg_pattern;
+ }
+ }
+ bfunc = lcd_remote_blockfuncs[drawmode];
+ dst = &lcd_remote_framebuffer[y>>3][x];
+ ny = height - 1 + (y & 7);
+ mask = (0xFFu << (y & 7)) & 0xFFu;
+ mask |= mask << 8;
+ mask_bottom = 0xFFu >> (~ny & 7);
+ mask_bottom |= mask_bottom << 8;
+
+ for (; ny >= 8; ny -= 8)
+ {
+ if (fillopt && (mask == 0xFFFFu))
+ memset16(dst, bits, width);
+ else
+ {
+ fb_remote_data *dst_row = dst;
+
+ dst_end = dst_row + width;
+ do
+ bfunc(dst_row++, mask, 0xFFFFu);
+ while (dst_row < dst_end);
+ }
+
+ dst += LCD_REMOTE_WIDTH;
+ mask = 0xFFFFu;
+ }
+ mask &= mask_bottom;
+
+ if (fillopt && (mask == 0xFFFFu))
+ memset16(dst, bits, width);
+ else
+ {
+ dst_end = dst + width;
+ do
+ bfunc(dst++, mask, 0xFFFFu);
+ while (dst < dst_end);
+ }
+}
+
+/* About Rockbox' internal monochrome bitmap format:
+ *
+ * A bitmap contains one bit for every pixel that defines if that pixel is
+ * black (1) or white (0). Bits within a byte are arranged vertically, LSB
+ * at top.
+ * The bytes are stored in row-major order, with byte 0 being top left,
+ * byte 1 2nd from left etc. The first row of bytes defines pixel rows
+ * 0..7, the second row defines pixel row 8..15 etc.
+ *
+ * This is similar to the internal lcd hw format. */
+
+/* Draw a partial monochrome bitmap */
+void lcd_remote_mono_bitmap_part(const unsigned char *src, int src_x, int src_y,
+ int stride, int x, int y, int width, int height)
+ ICODE_ATTR;
+void lcd_remote_mono_bitmap_part(const unsigned char *src, int src_x, int src_y,
+ int stride, int x, int y, int width, int height)
+{
+ int shift, ny;
+ fb_remote_data *dst, *dst_end;
+ unsigned data, mask, mask_bottom;
+ lcd_remote_blockfunc_type *bfunc;
+
+ /* nothing to draw? */
+ if ((width <= 0) || (height <= 0) || (x >= LCD_REMOTE_WIDTH)
+ || (y >= LCD_REMOTE_HEIGHT) || (x + width <= 0) || (y + height <= 0))
+ return;
+
+ /* clipping */
+ if (x < 0)
+ {
+ width += x;
+ src_x -= x;
+ x = 0;
+ }
+ if (y < 0)
+ {
+ height += y;
+ src_y -= y;
+ y = 0;
+ }
+ if (x + width > LCD_REMOTE_WIDTH)
+ width = LCD_REMOTE_WIDTH - x;
+ if (y + height > LCD_REMOTE_HEIGHT)
+ height = LCD_REMOTE_HEIGHT - y;
+
+ src += stride * (src_y >> 3) + src_x; /* move starting point */
+ src_y &= 7;
+ y -= src_y;
+ dst = &lcd_remote_framebuffer[y>>3][x];
+ shift = y & 7;
+ ny = height - 1 + shift + src_y;
+
+ bfunc = lcd_remote_blockfuncs[drawmode];
+ mask = 0xFFu << (shift + src_y);
+ /* not byte-doubled here because shift+src_y can be > 7 */
+ mask_bottom = 0xFFu >> (~ny & 7);
+ mask_bottom |= mask_bottom << 8;
+
+ if (shift == 0)
+ {
+ mask &= 0xFFu;
+ mask |= mask << 8;
+
+ for (; ny >= 8; ny -= 8)
+ {
+ const unsigned char *src_row = src;
+ fb_remote_data *dst_row = dst;
+
+ dst_end = dst_row + width;
+ do
+ {
+ data = *src_row++;
+ bfunc(dst_row++, mask, data | (data << 8));
+ }
+ while (dst_row < dst_end);
+
+ src += stride;
+ dst += LCD_REMOTE_WIDTH;
+ mask = 0xFFFFu;
+ }
+ mask &= mask_bottom;
+
+ dst_end = dst + width;
+ do
+ {
+ data = *src++;
+ bfunc(dst++, mask, data | (data << 8));
+ }
+ while (dst < dst_end);
+ }
+ else
+ {
+ unsigned ddata;
+
+ dst_end = dst + width;
+ do
+ {
+ const unsigned char *src_col = src++;
+ fb_remote_data *dst_col = dst++;
+ unsigned mask_col = mask & 0xFFu;
+
+ mask_col |= mask_col << 8;
+ data = 0;
+
+ for (y = ny; y >= 8; y -= 8)
+ {
+ data |= *src_col << shift;
+
+ if (mask_col)
+ {
+ ddata = data & 0xFFu;
+ bfunc(dst_col, mask_col, ddata | (ddata << 8));
+ mask_col = 0xFFFFu;
+ }
+ else
+ {
+ mask_col = (mask >> 8) & 0xFFu;
+ mask_col |= mask_col << 8;
+ }
+
+ src_col += stride;
+ dst_col += LCD_REMOTE_WIDTH;
+ data >>= 8;
+ }
+ data |= *src_col << shift;
+ mask_col &= mask_bottom;
+ ddata = data & 0xFFu;
+ bfunc(dst_col, mask_col, ddata | (ddata << 8));
+ }
+ while (dst < dst_end);
+ }
+}
+
+/* Draw a full monochrome bitmap */
+void lcd_remote_mono_bitmap(const unsigned char *src, int x, int y, int width,
+ int height)
+{
+ lcd_remote_mono_bitmap_part(src, 0, 0, width, x, y, width, height);
+}
+
+/* About Rockbox' internal native bitmap format:
+ *
+ * A bitmap contains one bit in each byte of a pair of bytes for every pixel.
+ * 00 = white, 01 = light grey, 10 = dark grey, 11 = black. Bits within a byte
+ * are arranged vertically, LSB at top.
+ * The pairs of bytes are stored as shorts, in row-major order, with word 0
+ * being top left, word 1 2nd from left etc. The first row of words defines
+ * pixel rows 0..7, the second row defines pixel row 8..15 etc.
+ *
+ * This is the same as the internal lcd hw format. */
+
+/* Draw a partial native bitmap */
+void lcd_remote_bitmap_part(const fb_remote_data *src, int src_x, int src_y,
+ int stride, int x, int y, int width, int height)
+ ICODE_ATTR;
+void lcd_remote_bitmap_part(const fb_remote_data *src, int src_x, int src_y,
+ int stride, int x, int y, int width, int height)
+{
+ int shift, ny;
+ fb_remote_data *dst, *dst_end;
+ unsigned mask, mask_bottom;
+
+ /* nothing to draw? */
+ if ((width <= 0) || (height <= 0) || (x >= LCD_REMOTE_WIDTH)
+ || (y >= LCD_REMOTE_HEIGHT) || (x + width <= 0) || (y + height <= 0))
+ return;
+
+ /* clipping */
+ if (x < 0)
+ {
+ width += x;
+ src_x -= x;
+ x = 0;
+ }
+ if (y < 0)
+ {
+ height += y;
+ src_y -= y;
+ y = 0;
+ }
+ if (x + width > LCD_REMOTE_WIDTH)
+ width = LCD_REMOTE_WIDTH - x;
+ if (y + height > LCD_REMOTE_HEIGHT)
+ height = LCD_REMOTE_HEIGHT - y;
+
+ src += stride * (src_y >> 3) + src_x; /* move starting point */
+ src_y &= 7;
+ y -= src_y;
+ dst = &lcd_remote_framebuffer[y>>3][x];
+ shift = y & 7;
+ ny = height - 1 + shift + src_y;
+
+ mask = 0xFFu << (shift + src_y);
+ /* not byte-doubled here because shift+src_y can be > 7 */
+ mask_bottom = 0xFFu >> (~ny & 7);
+ mask_bottom |= mask_bottom << 8;
+
+ if (shift == 0)
+ {
+ mask &= 0xFFu;
+ mask |= mask << 8;
+
+ for (; ny >= 8; ny -= 8)
+ {
+ if (mask == 0xFFFFu)
+ memcpy(dst, src, width * sizeof(fb_remote_data));
+ else
+ {
+ const fb_remote_data *src_row = src;
+ fb_remote_data *dst_row = dst;
+
+ dst_end = dst_row + width;
+ do
+ setblock(dst_row++, mask, *src_row++);
+ while (dst_row < dst_end);
+ }
+ src += stride;
+ dst += LCD_REMOTE_WIDTH;
+ mask = 0xFFFFu;
+ }
+ mask &= mask_bottom;
+
+ if (mask == 0xFFFFu)
+ memcpy(dst, src, width * sizeof(fb_remote_data));
+ else
+ {
+ dst_end = dst + width;
+ do
+ setblock(dst++, mask, *src++);
+ while (dst < dst_end);
+ }
+ }
+ else
+ {
+ unsigned datamask = (0xFFu << shift) & 0xFFu;
+
+ datamask |= datamask << 8;
+
+ dst_end = dst + width;
+ do
+ {
+ const fb_remote_data *src_col = src++;
+ fb_remote_data *dst_col = dst++;
+ unsigned mask_col = mask & 0xFFu;
+ unsigned data, olddata = 0;
+
+ mask_col |= mask_col << 8;
+
+ for (y = ny; y >= 8; y -= 8)
+ {
+ data = *src_col << shift;
+
+ if (mask_col)
+ {
+ setblock(dst_col, mask_col,
+ olddata ^((olddata ^ data) & datamask));
+ mask_col = 0xFFFFu;
+ }
+ else
+ {
+ mask_col = (mask << 8) & 0xFFu;
+ mask_col |= mask_col << 8;
+ }
+ src_col += stride;
+ dst_col += LCD_REMOTE_WIDTH;
+ olddata = data >> 8;
+ }
+ data = *src_col << shift;
+ setblock(dst_col, mask_col & mask_bottom,
+ olddata ^((olddata ^ data) & datamask));
+ }
+ while (dst < dst_end);
+ }
+}
+
+/* Draw a full native bitmap */
+void lcd_remote_bitmap(const fb_remote_data *src, int x, int y, int width,
+ int height)
+{
+ lcd_remote_bitmap_part(src, 0, 0, width, x, y, width, height);
+}
+
+/* put a string at a given pixel position, skipping first ofs pixel columns */
+static void lcd_remote_putsxyofs(int x, int y, int ofs, const unsigned char *str)
+{
+ unsigned short ch;
+ unsigned short *ucs;
+ struct font* pf = font_get(curfont);
+
+ ucs = bidi_l2v(str, 1);
+
+ while ((ch = *ucs++) != 0 && x < LCD_REMOTE_WIDTH)
+ {
+ int width;
+ const unsigned char *bits;
+
+ /* get proportional width and glyph bits */
+ width = font_get_width(pf, ch);
+
+ if (ofs > width)
+ {
+ ofs -= width;
+ continue;
+ }
+
+ bits = font_get_bits(pf, ch);
+
+ lcd_remote_mono_bitmap_part(bits, ofs, 0, width, x, y, width - ofs,
+ pf->height);
+
+ x += width - ofs;
+ ofs = 0;
+ }
+}
+
+/* put a string at a given pixel position */
+void lcd_remote_putsxy(int x, int y, const unsigned char *str)
+{
+ lcd_remote_putsxyofs(x, y, 0, str);
+}
+
+/*** line oriented text output ***/
+
+/* put a string at a given char position */
+void lcd_remote_puts(int x, int y, const unsigned char *str)
+{
+ lcd_remote_puts_style_offset(x, y, str, STYLE_DEFAULT, 0);
+}
+
+void lcd_remote_puts_style(int x, int y, const unsigned char *str, int style)
+{
+ lcd_remote_puts_style_offset(x, y, str, style, 0);
+}
+
+void lcd_remote_puts_offset(int x, int y, const unsigned char *str, int offset)
+{
+ lcd_remote_puts_style_offset(x, y, str, STYLE_DEFAULT, offset);
+}
+
+/* put a string at a given char position, style, and pixel position,
+ * skipping first offset pixel columns */
+void lcd_remote_puts_style_offset(int x, int y, const unsigned char *str,
+ int style, int offset)
+{
+ int xpos,ypos,w,h,xrect;
+ int lastmode = drawmode;
+
+ /* make sure scrolling is turned off on the line we are updating */
+ scrolling_lines &= ~(1 << y);
+
+ if(!str || !str[0])
+ return;
+
+ lcd_remote_getstringsize(str, &w, &h);
+ xpos = xmargin + x*w / utf8length((char *)str);
+ ypos = ymargin + y*h;
+ drawmode = (style & STYLE_INVERT) ?
+ (DRMODE_SOLID|DRMODE_INVERSEVID) : DRMODE_SOLID;
+ lcd_remote_putsxyofs(xpos, ypos, offset, str);
+ drawmode ^= DRMODE_INVERSEVID;
+ xrect = xpos + MAX(w - offset, 0);
+ lcd_remote_fillrect(xrect, ypos, LCD_REMOTE_WIDTH - xrect, h);
+ drawmode = lastmode;
+}
+
+/*** scrolling ***/
+
+/* Reverse the invert setting of the scrolling line (if any) at given char
+ position. Setting will go into affect next time line scrolls. */
+void lcd_remote_invertscroll(int x, int y)
+{
+ struct scrollinfo* s;
+
+ (void)x;
+
+ s = &scroll[y];
+ s->invert = !s->invert;
+}
+
+void lcd_remote_stop_scroll(void)
+{
+ scrolling_lines=0;
+}
+
+void lcd_remote_scroll_speed(int speed)
+{
+ scroll_ticks = scroll_tick_table[speed];
+}
+
+void lcd_remote_scroll_step(int step)
+{
+ scroll_step = step;
+}
+
+void lcd_remote_scroll_delay(int ms)
+{
+ scroll_delay = ms / (HZ / 10);
+}
+
+void lcd_remote_bidir_scroll(int percent)
+{
+ bidir_limit = percent;
+}
+
+void lcd_remote_puts_scroll(int x, int y, const unsigned char *string)
+{
+ lcd_remote_puts_scroll_style(x, y, string, STYLE_DEFAULT);
+}
+
+void lcd_remote_puts_scroll_style(int x, int y, const unsigned char *string, int style)
+{
+ lcd_remote_puts_scroll_style_offset(x, y, string, style, 0);
+}
+
+void lcd_remote_puts_scroll_offset(int x, int y, const unsigned char *string, int offset)
+{
+ lcd_remote_puts_scroll_style_offset(x, y, string, STYLE_DEFAULT, offset);
+}
+
+void lcd_remote_puts_scroll_style_offset(int x, int y, const unsigned char *string,
+ int style, int offset)
+{
+ struct scrollinfo* s;
+ int w, h;
+
+ s = &scroll[y];
+
+ s->start_tick = current_tick + scroll_delay;
+ s->invert = false;
+ if (style & STYLE_INVERT) {
+ s->invert = true;
+ lcd_remote_puts_style_offset(x,y,string,STYLE_INVERT,offset);
+ }
+ else
+ lcd_remote_puts_offset(x,y,string,offset);
+
+ lcd_remote_getstringsize(string, &w, &h);
+
+ if (LCD_REMOTE_WIDTH - x * 8 - xmargin < w) {
+ /* prepare scroll line */
+ char *end;
+
+ memset(s->line, 0, sizeof s->line);
+ strcpy(s->line, (char *)string);
+
+ /* get width */
+ s->width = lcd_remote_getstringsize((unsigned char *)s->line, &w, &h);
+
+ /* scroll bidirectional or forward only depending on the string
+ width */
+ if ( bidir_limit ) {
+ s->bidir = s->width < (LCD_REMOTE_WIDTH - xmargin) *
+ (100 + bidir_limit) / 100;
+ }
+ else
+ s->bidir = false;
+
+ if (!s->bidir) { /* add spaces if scrolling in the round */
+ strcat(s->line, " ");
+ /* get new width incl. spaces */
+ s->width = lcd_remote_getstringsize((unsigned char *)s->line, &w, &h);
+ }
+
+ end = strchr(s->line, '\0');
+ strncpy(end, (char *)string, LCD_REMOTE_WIDTH/2);
+
+ s->len = utf8length((char *)string);
+ s->offset = offset;
+ s->startx = x;
+ s->backward = false;
+ scrolling_lines |= (1<<y);
+ }
+ else
+ /* force a bit switch-off since it doesn't scroll */
+ scrolling_lines &= ~(1<<y);
+}
+
+static void scroll_thread(void)
+{
+ struct font* pf;
+ struct scrollinfo* s;
+ int index;
+ int xpos, ypos;
+ int lastmode;
+
+ /* initialize scroll struct array */
+ scrolling_lines = 0;
+
+ while ( 1 ) {
+ for ( index = 0; index < SCROLLABLE_LINES; index++ ) {
+ /* really scroll? */
+ if ( !(scrolling_lines&(1<<index)) )
+ continue;
+
+ s = &scroll[index];
+
+ /* check pause */
+ if (TIME_BEFORE(current_tick, s->start_tick))
+ continue;
+
+ if (s->backward)
+ s->offset -= scroll_step;
+ else
+ s->offset += scroll_step;
+
+ pf = font_get(curfont);
+ xpos = xmargin + s->startx * s->width / s->len;
+ ypos = ymargin + index * pf->height;
+
+ if (s->bidir) { /* scroll bidirectional */
+ if (s->offset <= 0) {
+ /* at beginning of line */
+ s->offset = 0;
+ s->backward = false;
+ s->start_tick = current_tick + scroll_delay * 2;
+ }
+ if (s->offset >= s->width - (LCD_REMOTE_WIDTH - xpos)) {
+ /* at end of line */
+ s->offset = s->width - (LCD_REMOTE_WIDTH - xpos);
+ s->backward = true;
+ s->start_tick = current_tick + scroll_delay * 2;
+ }
+ }
+ else {
+ /* scroll forward the whole time */
+ if (s->offset >= s->width)
+ s->offset %= s->width;
+ }
+
+ lastmode = drawmode;
+ drawmode = s->invert ?
+ (DRMODE_SOLID|DRMODE_INVERSEVID) : DRMODE_SOLID;
+ lcd_remote_putsxyofs(xpos, ypos, s->offset, s->line);
+ drawmode = lastmode;
+ lcd_remote_update_rect(xpos, ypos, LCD_REMOTE_WIDTH - xpos, pf->height);
+ }
+
+ sleep(scroll_ticks);
+ }
+}
diff --git a/firmware/export/config-iaudiox5.h b/firmware/export/config-iaudiox5.h
index 7ce230ee8e..5d081b4a22 100644
--- a/firmware/export/config-iaudiox5.h
+++ b/firmware/export/config-iaudiox5.h
@@ -27,17 +27,18 @@
/* remote LCD */
#define LCD_REMOTE_WIDTH 128
-#define LCD_REMOTE_HEIGHT 64
-#define LCD_REMOTE_DEPTH 1
+#define LCD_REMOTE_HEIGHT 96
+#define LCD_REMOTE_DEPTH 2
+
+#define LCD_REMOTE_PIXELFORMAT VERTICAL_INTERLEAVED
#define CONFIG_KEYPAD IAUDIO_X5_PAD
/* Define this if you do software codec */
#define CONFIG_CODEC SWCODEC
-/* Define this if you have an remote lcd
+/* Define this if you have an remote lcd */
#define HAVE_REMOTE_LCD
-*/
#define CONFIG_LCD LCD_X5
diff --git a/firmware/export/config.h b/firmware/export/config.h
index 3768d857cb..684353e499 100644
--- a/firmware/export/config.h
+++ b/firmware/export/config.h
@@ -92,6 +92,8 @@
/* LCD_PIXELFORMAT */
#define HORIZONTAL_PACKING 1
#define VERTICAL_PACKING 2
+#define HORIZONTAL_INTERLEAVED 3
+#define VERTICAL_INTERLEAVED 4
#define RGB565 565
#define RGB565SWAPPED 3553