05a7f14f8d
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@10950 a1c6a512-1295-4272-9138-f99709370657
81 lines
2.3 KiB
C
81 lines
2.3 KiB
C
#include "zxvid_com.h"
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#if !defined USE_GRAY && LCD_PIXELFORMAT == HORIZONTAL_PACKING && LCD_DEPTH < 4
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/* screen routines for greyscale targets not using greyscale lib */
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#define FB_WIDTH ((LCD_WIDTH+3)/4)
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unsigned char pixmask[4] ICONST_ATTR = {
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0xC0, 0x30, 0x0C, 0x03
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};
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void init_spect_scr(void)
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{
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sp_colors[0] = 0;/* BLACK ? */
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sp_colors[1] = 1;/* BLUE ? */
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sp_colors[2] = 1;/* RED ? */
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sp_colors[3] = 1;/* MAGENTA ? */
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sp_colors[4] = 2;/* GREEN ? */
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sp_colors[5] = 2;/* CYAN ? */
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sp_colors[6] = 3;/* YELLOW ? */
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sp_colors[7] = 3;/* WHITE ? */
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/* same but 'light/bright' colors */
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sp_colors[8] = 1;
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sp_colors[9] = 1;
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sp_colors[10] = 1;
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sp_colors[11] = 1;
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sp_colors[12] = 2;
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sp_colors[13] = 2;
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sp_colors[14] = 3;
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sp_colors[15] = 3;
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if ( !settings.invert_colors ){
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int i;
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for ( i = 0 ; i < 16 ; i++ )
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sp_colors[i] = 3 - sp_colors[i];
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}
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sp_image = (char *) &image_array;
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spscr_init_mask_color();
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spscr_init_line_pointers(HEIGHT);
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}
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void update_screen(void)
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{
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char str[80];
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fb_data *frameb;
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int y=0;
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int x=0;
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unsigned char* image;
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int srcx, srcy=0; /* x / y coordinates in source image */
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image = sp_image + ( (Y_OFF)*(WIDTH) ) + X_OFF;
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unsigned mask;
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for(y = 0; y < LCD_HEIGHT; y++)
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{
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frameb = rb->lcd_framebuffer + (y) * FB_WIDTH;
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srcx = 0; /* reset our x counter before each row... */
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for(x = 0; x < LCD_WIDTH; x++)
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{
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mask = pixmask[x & 3];
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frameb[x >> 2] = (frameb[x >> 2] & ~mask) | ((image[(srcx>>16)]&0x3) << ((3-(x & 3 )) * 2 ));
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srcx += X_STEP; /* move through source image */
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}
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srcy += Y_STEP; /* move through the source image... */
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image += (srcy>>16)*WIDTH; /* and possibly to the next row. */
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srcy &= 0xffff; /* set up the y-coordinate between 0 and 1 */
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}
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if ( settings.showfps ) {
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int percent=0;
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int TPF = HZ/50;/* ticks per frame */
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if ((*rb->current_tick-start_time) > TPF )
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percent = 100*video_frames/((*rb->current_tick-start_time)/TPF);
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rb->snprintf(str,sizeof(str),"%d %%",percent);
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rb->lcd_putsxy(0,0,str);
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}
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rb -> lcd_update();
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}
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#endif
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