mirror of
https://github.com/isometimes/rpi4-osdev
synced 2024-11-13 22:00:40 +00:00
99 lines
2.2 KiB
C
99 lines
2.2 KiB
C
#include "include/wgt.h"
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#include "include/mem.h"
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#include "include/multicore.h"
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// ######## REQUIRED FUNCTIONS ########
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unsigned long state0 = 1000;
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unsigned long state1 = 2000;
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unsigned long rand(void)
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{
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unsigned long s1 = state0;
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unsigned long s0 = state1;
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state0 = s0;
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s1 ^= s1 << 23;
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s1 ^= s1 >> 17;
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s1 ^= s0;
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s1 ^= s0 >> 26;
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state1 = s1;
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return state0 + state1;
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}
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// ######## STUB FUNCTIONS ########
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unsigned int kb = 0;
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unsigned int kbhit(void) {
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kb++;
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return kb / 500;
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}
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void getch(void) {
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wait_msec(0x500000);
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kb = 0;
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}
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// ######## WGT EXAMPLES ########
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void wgt41()
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{
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set_clock_rate(get_max_clock());
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mem_init();
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vga256 (); /* Initialize graphics mode */
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char *message = malloc(15);
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message[0] = 'H';
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message[1] = 'e';
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message[2] = 'l';
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message[3] = 'l';
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message[4] = 'o';
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message[5] = ' ';
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message[6] = 'w';
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message[7] = 'o';
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message[8] = 'r';
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message[9] = 'l';
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message[10] = 'd';
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message[11] = '!';
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message[12] = '\0';
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wgtfont little;
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wgtfont medium;
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extern unsigned char _binary_bin_little_wfn_start[];
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little = &(_binary_bin_little_wfn_start[0]);
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extern unsigned char _binary_bin_medium_wfn_start[];
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medium = &(_binary_bin_medium_wfn_start[0]);
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wtextcolor (vgapal[15]);
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wgtprintf (0, 0, NULL, "%.15s", little);
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wgtprintf (0, 8, NULL, "%.15s", medium);
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wouttextxy (0, 50, medium, "Nice to see you");
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wouttextxy (0, 100, little, "Goodbye cruel world!");
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/*
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wgtprintf (0, 0, NULL, "%s", message);
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wgtprintf (0, 8, NULL, "String width : %i pixels", wgettextwidth (message, NULL));
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wgtprintf (0, 16, NULL, "String height: %i pixels", wgettextheight (message, NULL));
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wgtprintf (0, 50, medium, "%s", message);
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wgtprintf (0, 66, NULL, "String width : %i pixels", wgettextwidth (message, medium));
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wgtprintf (0, 74, NULL, "String height: %i pixels", wgettextheight (message, medium));
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wgtprintf (0, 100, little, "%s", message);
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wgtprintf (0, 116, NULL, "String width : %i pixels", wgettextwidth (message, little));
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wgtprintf (0, 124, NULL, "String height: %i pixels", wgettextheight (message, little));
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*/
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getch ();
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free (message);
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}
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void main()
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{
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wgt41();
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while (1);
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}
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