fd428ddf8e
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@8628 a1c6a512-1295-4272-9138-f99709370657
291 lines
7.9 KiB
C
291 lines
7.9 KiB
C
/***************************************************************************
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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) 2006 Dan Everton
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*
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* All files in this archive are subject to the GNU General Public License.
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* See the file COPYING in the source tree root for full license agreement.
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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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#include "uisdl.h"
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#include "lcd.h"
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#include "lcd-playersim.h"
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SDL_Surface* lcd_surface;
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#if LCD_DEPTH == 16
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#else
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SDL_Color lcd_palette[(1<<LCD_DEPTH)];
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SDL_Color lcd_color_zero = {UI_LCD_BGCOLORLIGHT, 0};
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SDL_Color lcd_color_max = {0, 0, 0, 0};
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#endif
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#ifdef HAVE_LCD_BITMAP
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#ifdef HAVE_REMOTE_LCD
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SDL_Surface *remote_surface;
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SDL_Color remote_palette[(1<<LCD_REMOTE_DEPTH)];
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SDL_Color remote_color_zero = {UI_REMOTE_BGCOLORLIGHT, 0};
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SDL_Color remote_color_max = {0, 0, 0, 0};
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#endif
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void lcd_update (void)
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{
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/* update a full screen rect */
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lcd_update_rect(0, 0, LCD_WIDTH, LCD_HEIGHT);
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}
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void lcd_update_rect(int x_start, int y_start, int width, int height)
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{
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int x, y;
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int xmax, ymax;
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ymax = y_start + height;
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xmax = x_start + width;
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if(xmax > LCD_WIDTH)
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xmax = LCD_WIDTH;
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if(ymax >= LCD_HEIGHT)
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ymax = LCD_HEIGHT;
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SDL_LockSurface(lcd_surface);
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int bpp = lcd_surface->format->BytesPerPixel;
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for (x = x_start; x < xmax; x++)
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{
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for (y = y_start; y < ymax; y++)
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{
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Uint8 *p = (Uint8 *)lcd_surface->pixels + y * lcd_surface->pitch + x * bpp;
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#if LCD_DEPTH == 1
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*p = ((lcd_framebuffer[y/8][x] >> (y & 7)) & 1);
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#elif LCD_DEPTH == 2
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*p = ((lcd_framebuffer[y/4][x] >> (2 * (y & 3))) & 3);
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#elif LCD_DEPTH == 16
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#if LCD_PIXELFORMAT == RGB565SWAPPED
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unsigned bits = lcd_framebuffer[y][x];
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*(Uint16 *)p = (bits >> 8) | (bits << 8);
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#else
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*(Uint16 *)p = lcd_framebuffer[y][x];
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#endif
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#endif
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}
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}
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SDL_UnlockSurface(lcd_surface);
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SDL_Rect src = {x_start, y_start, xmax, ymax};
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SDL_Rect dest = {UI_LCD_POSX + x_start, UI_LCD_POSY + y_start, xmax, ymax};
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SDL_BlitSurface(lcd_surface, &src, gui_surface, &dest);
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SDL_UpdateRect(gui_surface, dest.x, dest.y, dest.w, dest.h);
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SDL_Flip(gui_surface);
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}
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#ifdef HAVE_REMOTE_LCD
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extern unsigned char lcd_remote_framebuffer[LCD_REMOTE_HEIGHT/8][LCD_REMOTE_WIDTH];
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void lcd_remote_update (void)
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{
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lcd_remote_update_rect(0, 0, LCD_REMOTE_WIDTH, LCD_REMOTE_HEIGHT);
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}
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void lcd_remote_update_rect(int x_start, int y_start,
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int width, int height)
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{
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int x, y;
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int xmax, ymax;
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ymax = y_start + height;
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xmax = x_start + width;
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if(xmax > LCD_REMOTE_WIDTH)
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xmax = LCD_REMOTE_WIDTH;
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if(ymax >= LCD_REMOTE_HEIGHT)
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ymax = LCD_REMOTE_HEIGHT;
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SDL_LockSurface(remote_surface);
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int bpp = remote_surface->format->BytesPerPixel;
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for (x = x_start; x < xmax; x++)
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for (y = y_start; y < ymax; y++)
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{
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Uint8 *p = (Uint8 *)remote_surface->pixels + y * remote_surface->pitch + x * bpp;
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*p = ((lcd_remote_framebuffer[y/8][x] >> (y & 7)) & 1);
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}
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SDL_UnlockSurface(remote_surface);
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SDL_Rect src = {x_start, y_start, xmax, ymax};
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SDL_Rect dest = {UI_REMOTE_POSX + x_start, UI_REMOTE_POSY + y_start, xmax, ymax};
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SDL_BlitSurface(remote_surface, &src, gui_surface, &dest);
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SDL_UpdateRect(gui_surface, dest.x, dest.y, dest.w, dest.h);
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SDL_Flip(gui_surface);
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}
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#endif /* HAVE_REMOTE_LCD */
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#endif /* HAVE_LCD_BITMAP */
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#ifdef HAVE_LCD_CHARCELLS
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/* Defined in lcd-playersim.c */
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extern void lcd_print_char(int x, int y);
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extern bool lcd_display_redraw;
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extern unsigned char hardware_buffer_lcd[11][2];
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static unsigned char lcd_buffer_copy[11][2];
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void lcd_update(void)
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{
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int x, y;
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bool changed = false;
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SDL_Rect dest = {UI_LCD_POSX, UI_LCD_POSY, UI_LCD_WIDTH, UI_LCD_HEIGHT};
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for (y = 0; y < 2; y++)
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{
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for (x = 0; x < 11; x++)
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{
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if (lcd_display_redraw ||
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lcd_buffer_copy[x][y] != hardware_buffer_lcd[x][y])
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{
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lcd_buffer_copy[x][y] = hardware_buffer_lcd[x][y];
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lcd_print_char(x, y);
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changed = true;
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}
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}
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}
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if (changed)
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{
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SDL_BlitSurface(lcd_surface, NULL, gui_surface, &dest);
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SDL_UpdateRect(gui_surface, dest.x, dest.y, dest.w, dest.h);
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SDL_Flip(gui_surface);
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}
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lcd_display_redraw = false;
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}
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void drawdots(int color, struct coordinate *points, int count)
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{
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int bpp = lcd_surface->format->BytesPerPixel;
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SDL_LockSurface(lcd_surface);
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while (count--)
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{
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Uint8 *p = (Uint8 *)lcd_surface->pixels + (points[count].y) * lcd_surface->pitch + (points[count].x) * bpp;
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*p = color;
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}
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SDL_UnlockSurface(lcd_surface);
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}
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void drawrectangles(int color, struct rectangle *points, int count)
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{
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int bpp = lcd_surface->format->BytesPerPixel;
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SDL_LockSurface(lcd_surface);
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while (count--)
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{
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int x;
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int y;
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int ix;
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int iy;
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for (x = points[count].x, ix = 0; ix < points[count].width; x++, ix++)
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{
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for (y = points[count].y, iy = 0; iy < points[count].height; y++, iy++)
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{
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Uint8 *p = (Uint8 *)lcd_surface->pixels + y * lcd_surface->pitch + x * bpp;
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*p = color;
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}
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}
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}
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SDL_UnlockSurface(lcd_surface);
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}
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#endif /* HAVE_LCD_CHARCELLS */
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#if LCD_DEPTH <= 8
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/* set a range of bitmap indices to a gradient from startcolour to endcolour */
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void lcdcolors(int index, int count, SDL_Color *start, SDL_Color *end)
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{
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int i;
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count--;
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for (i = 0; i <= count; i++)
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{
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lcd_palette[i+index].r = start->r
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+ (end->r - start->r) * i / count;
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lcd_palette[i+index].g = start->g
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+ (end->g - start->g) * i / count;
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lcd_palette[i+index].b = start->b
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+ (end->b - start->b) * i / count;
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}
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SDL_SetPalette(lcd_surface, SDL_LOGPAL|SDL_PHYSPAL, lcd_palette, index, count);
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}
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#endif
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#ifdef HAVE_REMOTE_LCD
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/* set a range of bitmap indices to a gradient from startcolour to endcolour */
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void lcdremotecolors(int index, int count, SDL_Color *start, SDL_Color *end)
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{
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int i;
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count--;
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for (i = 0; i <= count; i++)
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{
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remote_palette[i+index].r = start->r
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+ (end->r - start->r) * i / count;
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remote_palette[i+index].g = start->g
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+ (end->g - start->g) * i / count;
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remote_palette[i+index].b = start->b
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+ (end->b - start->b) * i / count;
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}
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SDL_SetPalette(remote_surface, SDL_LOGPAL|SDL_PHYSPAL, remote_palette, index, count);
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}
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#endif
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/* initialise simulator lcd driver */
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void simlcdinit(void)
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{
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#if LCD_DEPTH == 16
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lcd_surface = SDL_CreateRGBSurface(SDL_SWSURFACE, LCD_WIDTH, LCD_HEIGHT, 16,
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0, 0, 0, 0);
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#else
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lcd_surface = SDL_CreateRGBSurface(SDL_SWSURFACE, LCD_WIDTH, LCD_HEIGHT, 8,
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0, 0, 0, 0);
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#endif
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#if LCD_DEPTH <= 8
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lcdcolors(0, (1<<LCD_DEPTH), &lcd_color_zero, &lcd_color_max);
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#endif
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#ifdef HAVE_REMOTE_LCD
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remote_surface = SDL_CreateRGBSurface(SDL_SWSURFACE, LCD_REMOTE_WIDTH, LCD_REMOTE_HEIGHT, 8,
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0, 0, 0, 0);
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lcdremotecolors(0, (1<<LCD_REMOTE_DEPTH), &remote_color_zero, &remote_color_max);
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#endif
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}
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