mirror of
https://github.com/deater/dos33fsprogs.git
synced 2024-12-25 20:30:31 +00:00
149 lines
2.4 KiB
C
149 lines
2.4 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include "gr-sim.h"
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#include "tfv_utils.h"
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#include "tfv_zp.h"
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#include "demo_title.c"
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#if 0
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static int fade_map[2][16]={
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// 0 1 2 3 4 5 6 7 8 9 a b c d e f
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{0,1,2,2,4,5,2,5, 8,8,5,3,4,8,4,7},
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{0,0,0,5,0,0,5,5, 0,0,0,5,8,5,5,5},
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};
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#endif
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static int fade_map[2][16]={
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// 0 1 2 3 4 5 6 7 8 9 a b c d e f
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{0,0,0,2,0,0,2,5, 5,8,5,3,4,8,4,7},
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{0,0,0,0,0,0,5,0, 0,0,0,0,8,0,0,5},
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};
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int main(int argc, char **argv) {
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int x,temph,templ,ch;
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grsim_init();
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gr();
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// clear_screens();
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ram[DRAW_PAGE]=PAGE0;
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clear_bottom();
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ram[DRAW_PAGE]=PAGE1;
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clear_bottom();
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ram[DRAW_PAGE]=PAGE2;
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clear_bottom();
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// clear_bottom(PAGE0);
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// clear_bottom(PAGE1);
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// clear_bottom(PAGE2);
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// grsim_unrle(demo_rle,0x400);
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grsim_unrle(demo_rle,0xc00);
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gr_copy_to_current(0xc00);
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page_flip();
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gr_copy_to_current(0xc00);
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page_flip();
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while(1) {
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repeat_until_keypressed();
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/* Fade step 1 */
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for(x=0xc00;x<0x1000;x++) {
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temph=ram[x]&0xf0;
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templ=ram[x]&0x0f;
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templ=fade_map[0][templ];
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temph=fade_map[0][temph>>4];
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ram[x-0x800]=(temph<<4)|templ;
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}
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grsim_update();
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ch=repeat_until_keypressed();
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if (ch=='q') break;
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/* Fade step 2 */
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for(x=0xc00;x<0x1000;x++) {
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temph=ram[x]&0xf0;
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templ=ram[x]&0x0f;
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templ=fade_map[1][templ];
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temph=fade_map[1][temph>>4];
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ram[x-0x800]=(temph<<4)|templ;
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}
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grsim_update();
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ch=repeat_until_keypressed();
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if (ch=='q') break;
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/* Fade to black */
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for(x=0x400;x<0x800;x++) {
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ram[x]=0x00;
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}
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grsim_update();
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ch=repeat_until_keypressed();
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if (ch=='q') break;
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/* Unfade step 2 */
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for(x=0xc00;x<0x1000;x++) {
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temph=ram[x]&0xf0;
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templ=ram[x]&0x0f;
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templ=fade_map[1][templ];
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temph=fade_map[1][temph>>4];
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ram[x-0x800]=(temph<<4)|templ;
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}
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grsim_update();
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ch=repeat_until_keypressed();
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if (ch=='q') break;
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/* Unfade step 1 */
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for(x=0xc00;x<0x1000;x++) {
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temph=ram[x]&0xf0;
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templ=ram[x]&0x0f;
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templ=fade_map[0][templ];
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temph=fade_map[0][temph>>4];
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ram[x-0x800]=(temph<<4)|templ;
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}
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grsim_update();
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ch=repeat_until_keypressed();
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if (ch=='q') break;
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/* Total unfade */
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for(x=0xc00;x<0x1000;x++) {
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temph=ram[x]&0xf0;
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templ=ram[x]&0x0f;
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ram[x-0x800]=(temph)|templ;
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}
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grsim_update();
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ch=repeat_until_keypressed();
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if (ch=='q') break;
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}
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return 0;
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}
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