2005-11-07 23:07:19 +00:00
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/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2005 by Dave Chapman
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2011-03-08 17:11:56 +00:00
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*
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* Copyright (C) 2009 by Karl Kurbjun
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2005-11-07 23:07:19 +00:00
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*
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* Rockbox driver for 16-bit colour LCDs
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*
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2008-06-28 18:10:04 +00:00
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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2005-11-07 23:07:19 +00:00
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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2011-03-08 17:11:56 +00:00
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2005-11-07 23:07:19 +00:00
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#include "config.h"
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#include "cpu.h"
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#include "lcd.h"
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#include "kernel.h"
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#include "thread.h"
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#include <stdlib.h>
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2010-08-12 13:55:01 +00:00
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#include "string-extra.h" /* mem*() */
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2005-11-07 23:07:19 +00:00
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#include "file.h"
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#include "debug.h"
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#include "system.h"
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#include "font.h"
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2005-12-06 13:27:15 +00:00
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#include "rbunicode.h"
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2005-11-07 23:07:19 +00:00
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#include "bidi.h"
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2007-07-28 08:12:05 +00:00
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#include "scroll_engine.h"
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2005-11-07 23:07:19 +00:00
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2006-02-22 01:28:19 +00:00
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enum fill_opt {
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OPT_NONE = 0,
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OPT_SET,
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OPT_COPY
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};
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2005-11-07 23:07:19 +00:00
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/*** globals ***/
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2007-11-08 05:17:20 +00:00
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fb_data lcd_framebuffer[LCD_FBHEIGHT][LCD_FBWIDTH]
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IRAM_LCDFRAMEBUFFER CACHEALIGN_AT_LEAST_ATTR(16);
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2005-11-07 23:07:19 +00:00
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2007-01-04 11:43:33 +00:00
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2006-02-03 21:11:51 +00:00
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static fb_data* lcd_backdrop = NULL;
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2006-03-02 01:21:57 +00:00
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static long lcd_backdrop_offset IDATA_ATTR = 0;
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2006-02-02 20:42:56 +00:00
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2008-01-07 20:34:11 +00:00
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static struct viewport default_vp =
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{
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.x = 0,
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.y = 0,
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.width = LCD_WIDTH,
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.height = LCD_HEIGHT,
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.font = FONT_SYSFIXED,
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.drawmode = DRMODE_SOLID,
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.fg_pattern = LCD_DEFAULT_FG,
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.bg_pattern = LCD_DEFAULT_BG,
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.lss_pattern = LCD_DEFAULT_BG,
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.lse_pattern = LCD_DEFAULT_BG,
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.lst_pattern = LCD_DEFAULT_BG,
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};
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static struct viewport* current_vp IDATA_ATTR = &default_vp;
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2007-07-15 01:16:15 +00:00
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2009-03-17 02:43:47 +00:00
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/* LCD init */
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void lcd_init(void)
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{
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lcd_clear_display();
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/* Call device specific init */
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lcd_init_device();
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scroll_init();
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}
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2008-01-07 20:34:11 +00:00
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/*** Viewports ***/
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void lcd_set_viewport(struct viewport* vp)
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{
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if (vp == NULL)
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current_vp = &default_vp;
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else
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current_vp = vp;
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2009-11-07 18:38:46 +00:00
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#if defined(SIMULATOR)
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/* Force the viewport to be within bounds. If this happens it should
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* be considered an error - the viewport will not draw as it might be
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* expected.
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*/
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if((unsigned) current_vp->x > (unsigned) LCD_WIDTH
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|| (unsigned) current_vp->y > (unsigned) LCD_HEIGHT
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|| current_vp->x + current_vp->width > LCD_WIDTH
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|| current_vp->y + current_vp->height > LCD_HEIGHT)
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{
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#if !defined(HAVE_VIEWPORT_CLIP)
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DEBUGF("ERROR: "
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#else
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DEBUGF("NOTE: "
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#endif
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"set_viewport out of bounds: x: %d y: %d width: %d height:%d\n",
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current_vp->x, current_vp->y,
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current_vp->width, current_vp->height);
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}
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#endif
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2008-01-07 20:34:11 +00:00
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}
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void lcd_update_viewport(void)
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{
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lcd_update_rect(current_vp->x, current_vp->y,
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current_vp->width, current_vp->height);
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}
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void lcd_update_viewport_rect(int x, int y, int width, int height)
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{
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lcd_update_rect(current_vp->x + x, current_vp->y + y, width, height);
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}
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2005-11-07 23:07:19 +00:00
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/*** parameter handling ***/
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void lcd_set_drawmode(int mode)
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{
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2008-01-07 20:34:11 +00:00
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current_vp->drawmode = mode & (DRMODE_SOLID|DRMODE_INVERSEVID);
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2005-11-07 23:07:19 +00:00
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}
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int lcd_get_drawmode(void)
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{
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2008-01-07 20:34:11 +00:00
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return current_vp->drawmode;
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2005-11-07 23:07:19 +00:00
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}
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2005-11-16 21:09:23 +00:00
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void lcd_set_foreground(unsigned color)
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2005-11-07 23:07:19 +00:00
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{
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2008-01-07 20:34:11 +00:00
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current_vp->fg_pattern = color;
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2005-11-07 23:07:19 +00:00
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}
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2005-11-16 21:09:23 +00:00
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unsigned lcd_get_foreground(void)
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2005-11-07 23:07:19 +00:00
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{
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2008-01-07 20:34:11 +00:00
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return current_vp->fg_pattern;
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2005-11-07 23:07:19 +00:00
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}
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2005-11-16 21:09:23 +00:00
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void lcd_set_background(unsigned color)
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2005-11-07 23:07:19 +00:00
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{
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2008-01-07 20:34:11 +00:00
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current_vp->bg_pattern = color;
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2005-11-07 23:07:19 +00:00
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}
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2005-11-16 21:09:23 +00:00
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unsigned lcd_get_background(void)
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2005-11-07 23:07:19 +00:00
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{
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2008-01-07 20:34:11 +00:00
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return current_vp->bg_pattern;
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2005-11-07 23:07:19 +00:00
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}
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2007-09-27 15:42:55 +00:00
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void lcd_set_selector_start(unsigned color)
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{
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2008-01-07 20:34:11 +00:00
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current_vp->lss_pattern = color;
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2007-09-27 15:42:55 +00:00
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}
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void lcd_set_selector_end(unsigned color)
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{
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2008-01-07 20:34:11 +00:00
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current_vp->lse_pattern = color;
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2007-09-27 15:42:55 +00:00
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}
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void lcd_set_selector_text(unsigned color)
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{
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2008-01-07 20:34:11 +00:00
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current_vp->lst_pattern = color;
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2007-09-27 15:42:55 +00:00
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}
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2005-11-16 21:09:23 +00:00
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void lcd_set_drawinfo(int mode, unsigned fg_color, unsigned bg_color)
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2005-11-07 23:07:19 +00:00
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{
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lcd_set_drawmode(mode);
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2008-01-07 20:34:11 +00:00
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current_vp->fg_pattern = fg_color;
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current_vp->bg_pattern = bg_color;
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2005-11-07 23:07:19 +00:00
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}
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2008-01-07 20:34:11 +00:00
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int lcd_getwidth(void)
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{
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return current_vp->width;
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}
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int lcd_getheight(void)
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{
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return current_vp->height;
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2005-11-07 23:07:19 +00:00
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}
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void lcd_setfont(int newfont)
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{
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2008-01-07 20:34:11 +00:00
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current_vp->font = newfont;
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2005-11-07 23:07:19 +00:00
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}
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2008-01-08 01:22:14 +00:00
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int lcd_getfont(void)
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{
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return current_vp->font;
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}
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2005-11-07 23:07:19 +00:00
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int lcd_getstringsize(const unsigned char *str, int *w, int *h)
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{
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2008-01-07 20:34:11 +00:00
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return font_getstringsize(str, w, h, current_vp->font);
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2005-11-07 23:07:19 +00:00
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}
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/*** low-level drawing functions ***/
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2005-11-28 10:05:45 +00:00
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#define LCDADDR(x, y) (&lcd_framebuffer[(y)][(x)])
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2008-04-12 07:53:33 +00:00
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static void ICODE_ATTR setpixel(fb_data *address)
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2005-11-07 23:07:19 +00:00
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{
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2008-01-07 20:34:11 +00:00
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*address = current_vp->fg_pattern;
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2005-11-07 23:07:19 +00:00
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}
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2008-04-12 07:53:33 +00:00
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static void ICODE_ATTR clearpixel(fb_data *address)
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2005-11-07 23:07:19 +00:00
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{
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2008-01-07 20:34:11 +00:00
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*address = current_vp->bg_pattern;
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2005-11-07 23:07:19 +00:00
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}
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2008-04-12 07:53:33 +00:00
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static void ICODE_ATTR clearimgpixel(fb_data *address)
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2006-02-02 20:42:56 +00:00
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{
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2006-03-02 01:21:57 +00:00
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*address = *(fb_data *)((long)address + lcd_backdrop_offset);
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2006-02-02 20:42:56 +00:00
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}
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2008-04-12 07:53:33 +00:00
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static void ICODE_ATTR flippixel(fb_data *address)
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2005-11-07 23:07:19 +00:00
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{
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2005-11-28 10:05:45 +00:00
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*address = ~(*address);
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2005-11-07 23:07:19 +00:00
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}
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2008-04-12 07:53:33 +00:00
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static void ICODE_ATTR nopixel(fb_data *address)
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2005-11-07 23:07:19 +00:00
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{
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2005-11-28 10:05:45 +00:00
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(void)address;
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2005-11-07 23:07:19 +00:00
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}
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2006-02-03 21:11:51 +00:00
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lcd_fastpixelfunc_type* const lcd_fastpixelfuncs_bgcolor[8] = {
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2005-11-07 23:07:19 +00:00
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flippixel, nopixel, setpixel, setpixel,
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nopixel, clearpixel, nopixel, clearpixel
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};
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2006-02-03 21:11:51 +00:00
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lcd_fastpixelfunc_type* const lcd_fastpixelfuncs_backdrop[8] = {
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2006-02-02 20:42:56 +00:00
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flippixel, nopixel, setpixel, setpixel,
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nopixel, clearimgpixel, nopixel, clearimgpixel
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};
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2006-02-03 21:11:51 +00:00
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lcd_fastpixelfunc_type* const * lcd_fastpixelfuncs = lcd_fastpixelfuncs_bgcolor;
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void lcd_set_backdrop(fb_data* backdrop)
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{
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lcd_backdrop = backdrop;
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if (backdrop)
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{
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2006-03-02 01:21:57 +00:00
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lcd_backdrop_offset = (long)backdrop - (long)&lcd_framebuffer[0][0];
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2006-02-03 21:11:51 +00:00
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lcd_fastpixelfuncs = lcd_fastpixelfuncs_backdrop;
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2007-01-04 11:43:33 +00:00
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}
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else
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2006-02-03 21:11:51 +00:00
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{
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lcd_backdrop_offset = 0;
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lcd_fastpixelfuncs = lcd_fastpixelfuncs_bgcolor;
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}
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}
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fb_data* lcd_get_backdrop(void)
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{
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return lcd_backdrop;
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}
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2005-11-07 23:07:19 +00:00
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/*** drawing functions ***/
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2008-01-07 20:34:11 +00:00
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/* Clear the current viewport */
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void lcd_clear_viewport(void)
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2005-11-07 23:07:19 +00:00
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{
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2008-01-07 20:34:11 +00:00
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fb_data *dst, *dst_end;
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dst = LCDADDR(current_vp->x, current_vp->y);
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dst_end = dst + current_vp->height * LCD_WIDTH;
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2007-01-04 11:43:33 +00:00
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2008-01-07 20:34:11 +00:00
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if (current_vp->drawmode & DRMODE_INVERSEVID)
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2006-02-03 21:11:51 +00:00
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{
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2008-01-07 20:34:11 +00:00
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do
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{
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memset16(dst, current_vp->fg_pattern, current_vp->width);
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dst += LCD_WIDTH;
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}
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while (dst < dst_end);
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2006-02-02 20:42:56 +00:00
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}
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2006-02-03 21:11:51 +00:00
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else
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{
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2006-02-22 01:28:19 +00:00
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if (!lcd_backdrop)
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2008-01-07 20:34:11 +00:00
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{
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do
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{
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memset16(dst, current_vp->bg_pattern, current_vp->width);
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dst += LCD_WIDTH;
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}
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while (dst < dst_end);
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}
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2006-02-22 01:28:19 +00:00
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else
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2008-01-07 20:34:11 +00:00
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{
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do
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{
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memcpy(dst, (void *)((long)dst + lcd_backdrop_offset),
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current_vp->width * sizeof(fb_data));
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dst += LCD_WIDTH;
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}
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while (dst < dst_end);
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}
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2006-02-03 21:11:51 +00:00
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}
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2007-07-28 08:12:05 +00:00
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2008-01-07 20:34:11 +00:00
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if (current_vp == &default_vp)
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{
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lcd_scroll_info.lines = 0;
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}
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else
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{
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lcd_scroll_stop(current_vp);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Clear the whole display */
|
|
|
|
void lcd_clear_display(void)
|
|
|
|
{
|
|
|
|
struct viewport* old_vp = current_vp;
|
|
|
|
|
|
|
|
current_vp = &default_vp;
|
|
|
|
|
|
|
|
lcd_clear_viewport();
|
|
|
|
|
|
|
|
current_vp = old_vp;
|
2005-11-07 23:07:19 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/* Set a single pixel */
|
|
|
|
void lcd_drawpixel(int x, int y)
|
|
|
|
{
|
2009-11-07 18:38:46 +00:00
|
|
|
if ( ((unsigned)x < (unsigned)current_vp->width)
|
|
|
|
&& ((unsigned)y < (unsigned)current_vp->height)
|
|
|
|
#if defined(HAVE_VIEWPORT_CLIP)
|
|
|
|
&& ((unsigned)x < (unsigned)LCD_WIDTH)
|
|
|
|
&& ((unsigned)y < (unsigned)LCD_HEIGHT)
|
|
|
|
#endif
|
|
|
|
)
|
2008-01-07 20:34:11 +00:00
|
|
|
lcd_fastpixelfuncs[current_vp->drawmode](LCDADDR(current_vp->x+x, current_vp->y+y));
|
2005-11-07 23:07:19 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/* Draw a line */
|
|
|
|
void lcd_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;
|
2008-01-07 20:34:11 +00:00
|
|
|
lcd_fastpixelfunc_type *pfunc = lcd_fastpixelfuncs[current_vp->drawmode];
|
2005-11-07 23:07:19 +00:00
|
|
|
|
|
|
|
deltay = abs(y2 - y1);
|
2008-04-12 07:53:33 +00:00
|
|
|
if (deltay == 0)
|
|
|
|
{
|
2010-02-20 06:42:45 +00:00
|
|
|
/* DEBUGF("lcd_drawline() called for horizontal line - optimisation.\n"); */
|
2008-04-12 07:53:33 +00:00
|
|
|
lcd_hline(x1, x2, y1);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
deltax = abs(x2 - x1);
|
|
|
|
if (deltax == 0)
|
|
|
|
{
|
2010-02-20 06:42:45 +00:00
|
|
|
/* DEBUGF("lcd_drawline() called for vertical line - optimisation.\n"); */
|
2008-04-12 07:53:33 +00:00
|
|
|
lcd_vline(x1, y1, y2);
|
|
|
|
return;
|
|
|
|
}
|
2005-11-07 23:07:19 +00:00
|
|
|
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++)
|
|
|
|
{
|
2009-11-07 18:38:46 +00:00
|
|
|
if ( ((unsigned)x < (unsigned)current_vp->width)
|
|
|
|
&& ((unsigned)y < (unsigned)current_vp->height)
|
|
|
|
#if defined(HAVE_VIEWPORT_CLIP)
|
|
|
|
&& ((unsigned)x < (unsigned)LCD_WIDTH)
|
|
|
|
&& ((unsigned)y < (unsigned)LCD_HEIGHT)
|
|
|
|
#endif
|
|
|
|
)
|
2008-01-07 20:34:11 +00:00
|
|
|
pfunc(LCDADDR(x + current_vp->x, y + current_vp->y));
|
2005-11-07 23:07:19 +00:00
|
|
|
|
|
|
|
if (d < 0)
|
|
|
|
{
|
|
|
|
d += dinc1;
|
|
|
|
x += xinc1;
|
|
|
|
y += yinc1;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
d += dinc2;
|
|
|
|
x += xinc2;
|
|
|
|
y += yinc2;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Draw a horizontal line (optimised) */
|
|
|
|
void lcd_hline(int x1, int x2, int y)
|
|
|
|
{
|
2006-02-22 01:28:19 +00:00
|
|
|
int x, width;
|
|
|
|
unsigned bits = 0;
|
|
|
|
enum fill_opt fillopt = OPT_NONE;
|
2005-11-28 10:05:45 +00:00
|
|
|
fb_data *dst, *dst_end;
|
2005-11-07 23:07:19 +00:00
|
|
|
|
|
|
|
/* direction flip */
|
|
|
|
if (x2 < x1)
|
|
|
|
{
|
|
|
|
x = x1;
|
|
|
|
x1 = x2;
|
|
|
|
x2 = x;
|
|
|
|
}
|
2007-01-04 11:43:33 +00:00
|
|
|
|
2009-11-07 18:38:46 +00:00
|
|
|
/******************** In viewport clipping **********************/
|
2005-11-07 23:07:19 +00:00
|
|
|
/* nothing to draw? */
|
2008-01-07 20:34:11 +00:00
|
|
|
if (((unsigned)y >= (unsigned)current_vp->height) ||
|
|
|
|
(x1 >= current_vp->width) ||
|
|
|
|
(x2 < 0))
|
2007-01-04 11:43:33 +00:00
|
|
|
return;
|
2009-11-07 18:38:46 +00:00
|
|
|
|
|
|
|
if (x1 < 0)
|
|
|
|
x1 = 0;
|
|
|
|
if (x2 >= current_vp->width)
|
|
|
|
x2 = current_vp->width-1;
|
|
|
|
|
|
|
|
/* Adjust x1 and y to viewport */
|
|
|
|
x1 += current_vp->x;
|
|
|
|
x2 += current_vp->x;
|
|
|
|
y += current_vp->y;
|
|
|
|
|
|
|
|
#if defined(HAVE_VIEWPORT_CLIP)
|
|
|
|
/********************* Viewport on screen clipping ********************/
|
|
|
|
/* nothing to draw? */
|
|
|
|
if (((unsigned)y >= (unsigned) LCD_HEIGHT) || (x1 >= LCD_WIDTH)
|
|
|
|
|| (x2 < 0))
|
|
|
|
return;
|
|
|
|
|
|
|
|
/* clipping */
|
|
|
|
if (x1 < 0)
|
|
|
|
x1 = 0;
|
|
|
|
if (x2 >= LCD_WIDTH)
|
|
|
|
x2 = LCD_WIDTH-1;
|
|
|
|
#endif
|
|
|
|
|
|
|
|
width = x2 - x1 + 1;
|
2007-01-04 11:43:33 +00:00
|
|
|
|
2009-03-08 17:22:17 +00:00
|
|
|
/* drawmode and optimisation */
|
2008-01-07 20:34:11 +00:00
|
|
|
if (current_vp->drawmode & DRMODE_INVERSEVID)
|
2006-02-22 01:28:19 +00:00
|
|
|
{
|
2008-01-07 20:34:11 +00:00
|
|
|
if (current_vp->drawmode & DRMODE_BG)
|
2006-02-22 01:28:19 +00:00
|
|
|
{
|
|
|
|
if (!lcd_backdrop)
|
|
|
|
{
|
|
|
|
fillopt = OPT_SET;
|
2008-01-07 20:34:11 +00:00
|
|
|
bits = current_vp->bg_pattern;
|
2006-02-22 01:28:19 +00:00
|
|
|
}
|
|
|
|
else
|
|
|
|
fillopt = OPT_COPY;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
2008-01-07 20:34:11 +00:00
|
|
|
if (current_vp->drawmode & DRMODE_FG)
|
2006-02-22 01:28:19 +00:00
|
|
|
{
|
|
|
|
fillopt = OPT_SET;
|
2008-01-07 20:34:11 +00:00
|
|
|
bits = current_vp->fg_pattern;
|
2006-02-22 01:28:19 +00:00
|
|
|
}
|
|
|
|
}
|
2009-03-08 17:22:17 +00:00
|
|
|
if (fillopt == OPT_NONE && current_vp->drawmode != DRMODE_COMPLEMENT)
|
|
|
|
return;
|
|
|
|
|
2005-11-28 10:05:45 +00:00
|
|
|
dst = LCDADDR(x1, y);
|
2007-01-04 11:43:33 +00:00
|
|
|
|
2006-02-22 01:28:19 +00:00
|
|
|
switch (fillopt)
|
|
|
|
{
|
|
|
|
case OPT_SET:
|
|
|
|
memset16(dst, bits, width);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case OPT_COPY:
|
2006-03-02 01:21:57 +00:00
|
|
|
memcpy(dst, (void *)((long)dst + lcd_backdrop_offset),
|
2006-02-22 01:28:19 +00:00
|
|
|
width * sizeof(fb_data));
|
|
|
|
break;
|
|
|
|
|
2009-03-08 17:22:17 +00:00
|
|
|
case OPT_NONE: /* DRMODE_COMPLEMENT */
|
2006-02-22 01:28:19 +00:00
|
|
|
dst_end = dst + width;
|
|
|
|
do
|
2009-03-08 17:22:17 +00:00
|
|
|
*dst = ~(*dst);
|
|
|
|
while (++dst < dst_end);
|
2006-02-22 01:28:19 +00:00
|
|
|
break;
|
|
|
|
}
|
2005-11-07 23:07:19 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/* Draw a vertical line (optimised) */
|
|
|
|
void lcd_vline(int x, int y1, int y2)
|
|
|
|
{
|
2005-11-14 20:48:34 +00:00
|
|
|
int y;
|
2005-11-28 10:05:45 +00:00
|
|
|
fb_data *dst, *dst_end;
|
2008-01-07 20:34:11 +00:00
|
|
|
lcd_fastpixelfunc_type *pfunc = lcd_fastpixelfuncs[current_vp->drawmode];
|
2005-11-07 23:07:19 +00:00
|
|
|
|
|
|
|
/* direction flip */
|
|
|
|
if (y2 < y1)
|
|
|
|
{
|
2005-11-14 20:48:34 +00:00
|
|
|
y = y1;
|
2005-11-07 23:07:19 +00:00
|
|
|
y1 = y2;
|
2005-11-14 20:48:34 +00:00
|
|
|
y2 = y;
|
2005-11-07 23:07:19 +00:00
|
|
|
}
|
|
|
|
|
2009-11-07 18:38:46 +00:00
|
|
|
/******************** In viewport clipping **********************/
|
2005-11-07 23:07:19 +00:00
|
|
|
/* nothing to draw? */
|
2008-10-03 08:10:38 +00:00
|
|
|
if (((unsigned)x >= (unsigned)current_vp->width) ||
|
2008-01-07 20:34:11 +00:00
|
|
|
(y1 >= current_vp->height) ||
|
|
|
|
(y2 < 0))
|
2007-01-04 11:43:33 +00:00
|
|
|
return;
|
|
|
|
|
2005-11-07 23:07:19 +00:00
|
|
|
if (y1 < 0)
|
|
|
|
y1 = 0;
|
2008-01-07 20:34:11 +00:00
|
|
|
if (y2 >= current_vp->height)
|
|
|
|
y2 = current_vp->height-1;
|
2009-11-07 18:38:46 +00:00
|
|
|
|
|
|
|
/* adjust for viewport */
|
|
|
|
x += current_vp->x;
|
|
|
|
y1 += current_vp->y;
|
|
|
|
y2 += current_vp->y;
|
|
|
|
|
|
|
|
#if defined(HAVE_VIEWPORT_CLIP)
|
|
|
|
/********************* Viewport on screen clipping ********************/
|
|
|
|
/* nothing to draw? */
|
|
|
|
if (( (unsigned) x >= (unsigned)LCD_WIDTH) || (y1 >= LCD_HEIGHT)
|
|
|
|
|| (y2 < 0))
|
|
|
|
return;
|
|
|
|
|
|
|
|
/* clipping */
|
|
|
|
if (y1 < 0)
|
|
|
|
y1 = 0;
|
|
|
|
if (y2 >= LCD_HEIGHT)
|
|
|
|
y2 = LCD_HEIGHT-1;
|
|
|
|
#endif
|
2007-01-04 11:43:33 +00:00
|
|
|
|
2009-11-07 18:38:46 +00:00
|
|
|
dst = LCDADDR(x , y1);
|
2005-11-28 10:05:45 +00:00
|
|
|
dst_end = dst + (y2 - y1) * LCD_WIDTH;
|
2005-11-07 23:07:19 +00:00
|
|
|
|
2005-11-14 20:48:34 +00:00
|
|
|
do
|
2005-11-28 10:05:45 +00:00
|
|
|
{
|
|
|
|
pfunc(dst);
|
|
|
|
dst += LCD_WIDTH;
|
|
|
|
}
|
|
|
|
while (dst <= dst_end);
|
2005-11-07 23:07:19 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/* Draw a rectangular box */
|
|
|
|
void lcd_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_vline(x, y, y2);
|
|
|
|
lcd_vline(x2, y, y2);
|
|
|
|
lcd_hline(x, x2, y);
|
|
|
|
lcd_hline(x, x2, y2);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Fill a rectangular area */
|
|
|
|
void lcd_fillrect(int x, int y, int width, int height)
|
|
|
|
{
|
2006-02-22 01:28:19 +00:00
|
|
|
unsigned bits = 0;
|
|
|
|
enum fill_opt fillopt = OPT_NONE;
|
2005-11-28 10:05:45 +00:00
|
|
|
fb_data *dst, *dst_end;
|
2005-11-07 23:07:19 +00:00
|
|
|
|
2009-11-07 18:38:46 +00:00
|
|
|
/******************** In viewport clipping **********************/
|
2005-11-07 23:07:19 +00:00
|
|
|
/* nothing to draw? */
|
2008-01-07 20:34:11 +00:00
|
|
|
if ((width <= 0) || (height <= 0) || (x >= current_vp->width) ||
|
|
|
|
(y >= current_vp->height) || (x + width <= 0) || (y + height <= 0))
|
2005-11-07 23:07:19 +00:00
|
|
|
return;
|
|
|
|
|
2009-11-07 18:38:46 +00:00
|
|
|
if (x < 0)
|
|
|
|
{
|
|
|
|
width += x;
|
|
|
|
x = 0;
|
|
|
|
}
|
|
|
|
if (y < 0)
|
|
|
|
{
|
|
|
|
height += y;
|
|
|
|
y = 0;
|
|
|
|
}
|
|
|
|
if (x + width > current_vp->width)
|
|
|
|
width = current_vp->width - x;
|
|
|
|
if (y + height > current_vp->height)
|
|
|
|
height = current_vp->height - y;
|
|
|
|
|
|
|
|
/* adjust for viewport */
|
|
|
|
x += current_vp->x;
|
|
|
|
y += current_vp->y;
|
|
|
|
|
|
|
|
#if defined(HAVE_VIEWPORT_CLIP)
|
|
|
|
/********************* Viewport on screen clipping ********************/
|
|
|
|
/* nothing to draw? */
|
|
|
|
if ((x >= LCD_WIDTH) || (y >= LCD_HEIGHT)
|
|
|
|
|| (x + width <= 0) || (y + height <= 0))
|
|
|
|
return;
|
|
|
|
|
|
|
|
/* clip image in viewport in screen */
|
|
|
|
if (x < 0)
|
|
|
|
{
|
|
|
|
width += x;
|
|
|
|
x = 0;
|
|
|
|
}
|
|
|
|
if (y < 0)
|
|
|
|
{
|
|
|
|
height += y;
|
|
|
|
y = 0;
|
|
|
|
}
|
|
|
|
if (x + width > LCD_WIDTH)
|
|
|
|
width = LCD_WIDTH - x;
|
|
|
|
if (y + height > LCD_HEIGHT)
|
|
|
|
height = LCD_HEIGHT - y;
|
|
|
|
#endif
|
|
|
|
|
2009-03-08 17:22:17 +00:00
|
|
|
/* drawmode and optimisation */
|
2008-01-07 20:34:11 +00:00
|
|
|
if (current_vp->drawmode & DRMODE_INVERSEVID)
|
2006-02-22 01:28:19 +00:00
|
|
|
{
|
2008-01-07 20:34:11 +00:00
|
|
|
if (current_vp->drawmode & DRMODE_BG)
|
2006-02-22 01:28:19 +00:00
|
|
|
{
|
|
|
|
if (!lcd_backdrop)
|
|
|
|
{
|
|
|
|
fillopt = OPT_SET;
|
2008-01-07 20:34:11 +00:00
|
|
|
bits = current_vp->bg_pattern;
|
2006-02-22 01:28:19 +00:00
|
|
|
}
|
|
|
|
else
|
|
|
|
fillopt = OPT_COPY;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
2008-01-07 20:34:11 +00:00
|
|
|
if (current_vp->drawmode & DRMODE_FG)
|
2006-02-22 01:28:19 +00:00
|
|
|
{
|
|
|
|
fillopt = OPT_SET;
|
2008-01-07 20:34:11 +00:00
|
|
|
bits = current_vp->fg_pattern;
|
2006-02-22 01:28:19 +00:00
|
|
|
}
|
|
|
|
}
|
2009-03-08 17:22:17 +00:00
|
|
|
if (fillopt == OPT_NONE && current_vp->drawmode != DRMODE_COMPLEMENT)
|
|
|
|
return;
|
|
|
|
|
2009-11-07 18:38:46 +00:00
|
|
|
dst = LCDADDR(x, y);
|
2005-11-28 10:05:45 +00:00
|
|
|
dst_end = dst + height * LCD_WIDTH;
|
2005-11-07 23:07:19 +00:00
|
|
|
|
2005-11-28 10:05:45 +00:00
|
|
|
do
|
2005-11-07 23:07:19 +00:00
|
|
|
{
|
2006-02-22 01:28:19 +00:00
|
|
|
fb_data *dst_row, *row_end;
|
2005-11-28 10:05:45 +00:00
|
|
|
|
2006-02-22 01:28:19 +00:00
|
|
|
switch (fillopt)
|
|
|
|
{
|
|
|
|
case OPT_SET:
|
|
|
|
memset16(dst, bits, width);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case OPT_COPY:
|
2006-03-02 01:21:57 +00:00
|
|
|
memcpy(dst, (void *)((long)dst + lcd_backdrop_offset),
|
2006-02-22 01:28:19 +00:00
|
|
|
width * sizeof(fb_data));
|
|
|
|
break;
|
|
|
|
|
2009-03-08 17:22:17 +00:00
|
|
|
case OPT_NONE: /* DRMODE_COMPLEMENT */
|
2006-02-22 01:28:19 +00:00
|
|
|
dst_row = dst;
|
|
|
|
row_end = dst_row + width;
|
|
|
|
do
|
2009-03-08 17:22:17 +00:00
|
|
|
*dst_row = ~(*dst_row);
|
|
|
|
while (++dst_row < row_end);
|
2006-02-22 01:28:19 +00:00
|
|
|
break;
|
|
|
|
}
|
2005-11-28 10:05:45 +00:00
|
|
|
dst += LCD_WIDTH;
|
2005-11-07 23:07:19 +00:00
|
|
|
}
|
2005-11-28 10:05:45 +00:00
|
|
|
while (dst < dst_end);
|
2005-11-07 23:07:19 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/* Draw a partial native bitmap */
|
2008-04-12 07:53:33 +00:00
|
|
|
void ICODE_ATTR lcd_bitmap_part(const fb_data *src, int src_x, int src_y,
|
|
|
|
int stride, int x, int y, int width,
|
|
|
|
int height)
|
2005-11-07 23:07:19 +00:00
|
|
|
{
|
2009-10-26 01:35:31 +00:00
|
|
|
fb_data *dst;
|
2005-11-16 01:41:46 +00:00
|
|
|
|
2009-11-07 18:38:46 +00:00
|
|
|
/******************** Image in viewport clipping **********************/
|
|
|
|
/* nothing to draw? */
|
|
|
|
if ((width <= 0) || (height <= 0) || (x >= current_vp->width) ||
|
|
|
|
(y >= current_vp->height) || (x + width <= 0) || (y + height <= 0))
|
|
|
|
return;
|
|
|
|
|
|
|
|
if (x < 0)
|
2005-11-16 01:41:46 +00:00
|
|
|
{
|
|
|
|
width += x;
|
|
|
|
src_x -= x;
|
|
|
|
x = 0;
|
|
|
|
}
|
2009-11-07 18:38:46 +00:00
|
|
|
if (y < 0)
|
|
|
|
{
|
|
|
|
height += y;
|
|
|
|
src_y -= y;
|
|
|
|
y = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (x + width > current_vp->width)
|
|
|
|
width = current_vp->width - x;
|
2009-10-26 01:35:31 +00:00
|
|
|
if (y + height > current_vp->height)
|
2009-11-07 18:38:46 +00:00
|
|
|
height = current_vp->height - y;
|
|
|
|
|
|
|
|
/* adjust for viewport */
|
|
|
|
x += current_vp->x;
|
|
|
|
y += current_vp->y;
|
|
|
|
|
|
|
|
#if defined(HAVE_VIEWPORT_CLIP)
|
|
|
|
/********************* Viewport on screen clipping ********************/
|
|
|
|
/* nothing to draw? */
|
|
|
|
if ((x >= LCD_WIDTH) || (y >= LCD_HEIGHT)
|
|
|
|
|| (x + width <= 0) || (y + height <= 0))
|
|
|
|
return;
|
|
|
|
|
|
|
|
/* clip image in viewport in screen */
|
|
|
|
if (x < 0)
|
|
|
|
{
|
|
|
|
width += x;
|
|
|
|
src_x -= x;
|
|
|
|
x = 0;
|
|
|
|
}
|
|
|
|
if (y < 0)
|
2005-11-16 01:41:46 +00:00
|
|
|
{
|
|
|
|
height += y;
|
|
|
|
src_y -= y;
|
|
|
|
y = 0;
|
|
|
|
}
|
2009-11-07 18:38:46 +00:00
|
|
|
if (x + width > LCD_WIDTH)
|
|
|
|
width = LCD_WIDTH - x;
|
|
|
|
if (y + height > LCD_HEIGHT)
|
|
|
|
height = LCD_HEIGHT - y;
|
|
|
|
#endif
|
|
|
|
|
2005-11-16 01:41:46 +00:00
|
|
|
src += stride * src_y + src_x; /* move starting point */
|
2009-11-07 18:38:46 +00:00
|
|
|
dst = LCDADDR(x, y);
|
2005-11-16 01:41:46 +00:00
|
|
|
|
2005-11-28 10:05:45 +00:00
|
|
|
do
|
2005-11-16 01:41:46 +00:00
|
|
|
{
|
2005-11-28 10:05:45 +00:00
|
|
|
memcpy(dst, src, width * sizeof(fb_data));
|
2005-11-16 01:41:46 +00:00
|
|
|
src += stride;
|
2005-11-28 10:05:45 +00:00
|
|
|
dst += LCD_WIDTH;
|
2005-11-16 01:41:46 +00:00
|
|
|
}
|
2009-10-26 01:35:31 +00:00
|
|
|
while (--height > 0);
|
2005-11-07 23:07:19 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/* Draw a full native bitmap */
|
2005-11-14 20:48:34 +00:00
|
|
|
void lcd_bitmap(const fb_data *src, int x, int y, int width, int height)
|
2005-11-07 23:07:19 +00:00
|
|
|
{
|
2005-11-16 01:41:46 +00:00
|
|
|
lcd_bitmap_part(src, 0, 0, width, x, y, width, height);
|
2005-11-07 23:07:19 +00:00
|
|
|
}
|
|
|
|
|
2009-10-26 01:35:31 +00:00
|
|
|
/* Draw a partial native bitmap with transparency and foreground colors */
|
2008-04-12 07:53:33 +00:00
|
|
|
void ICODE_ATTR lcd_bitmap_transparent_part(const fb_data *src, int src_x,
|
|
|
|
int src_y, int stride, int x,
|
|
|
|
int y, int width, int height)
|
2006-01-28 23:12:20 +00:00
|
|
|
{
|
2009-10-26 01:35:31 +00:00
|
|
|
fb_data *dst;
|
|
|
|
unsigned fg = current_vp->fg_pattern;
|
2006-01-28 23:12:20 +00:00
|
|
|
|
2009-11-07 18:38:46 +00:00
|
|
|
/******************** Image in viewport clipping **********************/
|
|
|
|
/* nothing to draw? */
|
|
|
|
if ((width <= 0) || (height <= 0) || (x >= current_vp->width) ||
|
|
|
|
(y >= current_vp->height) || (x + width <= 0) || (y + height <= 0))
|
|
|
|
return;
|
|
|
|
|
|
|
|
if (x < 0)
|
2006-01-28 23:12:20 +00:00
|
|
|
{
|
|
|
|
width += x;
|
|
|
|
src_x -= x;
|
|
|
|
x = 0;
|
|
|
|
}
|
2009-11-07 18:38:46 +00:00
|
|
|
if (y < 0)
|
|
|
|
{
|
|
|
|
height += y;
|
|
|
|
src_y -= y;
|
|
|
|
y = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (x + width > current_vp->width)
|
|
|
|
width = current_vp->width - x;
|
2009-10-26 01:35:31 +00:00
|
|
|
if (y + height > current_vp->height)
|
2009-11-07 18:38:46 +00:00
|
|
|
height = current_vp->height - y;
|
|
|
|
|
|
|
|
/* adjust for viewport */
|
|
|
|
x += current_vp->x;
|
|
|
|
y += current_vp->y;
|
|
|
|
|
|
|
|
#if defined(HAVE_VIEWPORT_CLIP)
|
|
|
|
/********************* Viewport on screen clipping ********************/
|
|
|
|
/* nothing to draw? */
|
|
|
|
if ((x >= LCD_WIDTH) || (y >= LCD_HEIGHT)
|
|
|
|
|| (x + width <= 0) || (y + height <= 0))
|
|
|
|
return;
|
|
|
|
|
|
|
|
/* clip image in viewport in screen */
|
|
|
|
if (x < 0)
|
|
|
|
{
|
|
|
|
width += x;
|
|
|
|
src_x -= x;
|
|
|
|
x = 0;
|
|
|
|
}
|
|
|
|
if (y < 0)
|
2006-01-28 23:12:20 +00:00
|
|
|
{
|
|
|
|
height += y;
|
|
|
|
src_y -= y;
|
|
|
|
y = 0;
|
|
|
|
}
|
2009-11-07 18:38:46 +00:00
|
|
|
if (x + width > LCD_WIDTH)
|
|
|
|
width = LCD_WIDTH - x;
|
|
|
|
if (y + height > LCD_HEIGHT)
|
|
|
|
height = LCD_HEIGHT - y;
|
|
|
|
#endif
|
2006-01-28 23:12:20 +00:00
|
|
|
|
|
|
|
src += stride * src_y + src_x; /* move starting point */
|
2009-11-07 18:38:46 +00:00
|
|
|
dst = LCDADDR(x, y);
|
2006-01-28 23:12:20 +00:00
|
|
|
|
2009-10-26 01:35:31 +00:00
|
|
|
#ifdef CPU_ARM
|
|
|
|
{
|
|
|
|
int w, px;
|
|
|
|
asm volatile (
|
|
|
|
".rowstart: \n"
|
|
|
|
"mov %[w], %[width] \n" /* Load width for inner loop */
|
|
|
|
".nextpixel: \n"
|
|
|
|
"ldrh %[px], [%[s]], #2 \n" /* Load src pixel */
|
|
|
|
"add %[d], %[d], #2 \n" /* Uncoditionally increment dst */
|
|
|
|
/* done here for better pipelining */
|
|
|
|
"cmp %[px], %[fgcolor] \n" /* Compare to foreground color */
|
|
|
|
"streqh %[fgpat], [%[d], #-2] \n" /* Store foregroud if match */
|
|
|
|
"cmpne %[px], %[transcolor] \n" /* Compare to transparent color */
|
|
|
|
"strneh %[px], [%[d], #-2] \n" /* Store dst if not transparent */
|
|
|
|
"subs %[w], %[w], #1 \n" /* Width counter has run down? */
|
|
|
|
"bgt .nextpixel \n" /* More in this row? */
|
|
|
|
"add %[s], %[s], %[sstp], lsl #1 \n" /* Skip over to start of next line */
|
|
|
|
"add %[d], %[d], %[dstp], lsl #1 \n"
|
|
|
|
"subs %[h], %[h], #1 \n" /* Height counter has run down? */
|
|
|
|
"bgt .rowstart \n" /* More rows? */
|
|
|
|
: [w]"=&r"(w), [h]"+&r"(height), [px]"=&r"(px),
|
|
|
|
[s]"+&r"(src), [d]"+&r"(dst)
|
|
|
|
: [width]"r"(width),
|
|
|
|
[sstp]"r"(stride - width),
|
|
|
|
[dstp]"r"(LCD_WIDTH - width),
|
|
|
|
[transcolor]"r"(TRANSPARENT_COLOR),
|
|
|
|
[fgcolor]"r"(REPLACEWITHFG_COLOR),
|
|
|
|
[fgpat]"r"(fg)
|
|
|
|
);
|
|
|
|
}
|
|
|
|
#else /* optimized C version */
|
2006-01-28 23:12:20 +00:00
|
|
|
do
|
|
|
|
{
|
2009-10-26 01:35:31 +00:00
|
|
|
const fb_data *src_row = src;
|
|
|
|
fb_data *dst_row = dst;
|
|
|
|
fb_data *row_end = dst_row + width;
|
|
|
|
do
|
2006-01-28 23:12:20 +00:00
|
|
|
{
|
2009-10-26 01:35:31 +00:00
|
|
|
unsigned data = *src_row++;
|
|
|
|
if (data != TRANSPARENT_COLOR)
|
|
|
|
{
|
|
|
|
if (data == REPLACEWITHFG_COLOR)
|
2009-10-26 01:55:19 +00:00
|
|
|
data = fg;
|
|
|
|
*dst_row = data;
|
2009-10-26 01:35:31 +00:00
|
|
|
}
|
2006-01-28 23:12:20 +00:00
|
|
|
}
|
2009-10-26 01:35:31 +00:00
|
|
|
while (++dst_row < row_end);
|
2006-01-28 23:12:20 +00:00
|
|
|
src += stride;
|
|
|
|
dst += LCD_WIDTH;
|
|
|
|
}
|
2009-10-26 01:35:31 +00:00
|
|
|
while (--height > 0);
|
|
|
|
#endif
|
2006-01-28 23:12:20 +00:00
|
|
|
}
|
|
|
|
|
2009-10-26 01:35:31 +00:00
|
|
|
/* Draw a full native bitmap with transparent and foreground colors */
|
2006-01-28 23:12:20 +00:00
|
|
|
void lcd_bitmap_transparent(const fb_data *src, int x, int y,
|
|
|
|
int width, int height)
|
|
|
|
{
|
|
|
|
lcd_bitmap_transparent_part(src, 0, 0, width, x, y, width, height);
|
|
|
|
}
|
|
|
|
|
2011-03-08 17:11:56 +00:00
|
|
|
#define ROW_INC LCD_WIDTH
|
|
|
|
#define COL_INC 1
|
|
|
|
|
|
|
|
#include "lcd-16bit-common.c"
|
|
|
|
|
2009-08-13 08:02:29 +00:00
|
|
|
#include "lcd-bitmap-common.c"
|
2011-03-08 17:11:56 +00:00
|
|
|
|