mirror of
https://github.com/sehugg/8bitworkshop.git
synced 2024-12-02 04:49:44 +00:00
84 lines
4.6 KiB
C
84 lines
4.6 KiB
C
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#include "williams.h"
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//#link "williams.c"
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// 256x304x4bpp video memory
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#define LOCHAR 0x21
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#define HICHAR 0x5e
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const byte font8x8[HICHAR-LOCHAR+1][8] = {
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{ 0x18,0x18,0x18,0x18,0x00,0x00,0x18,0x00 }, { 0x66,0x66,0x66,0x00,0x00,0x00,0x00,0x00 }, { 0x66,0x66,0xff,0x66,0xff,0x66,0x66,0x00 }, { 0x18,0x3e,0x60,0x3c,0x06,0x7c,0x18,0x00 }, { 0x62,0x66,0x0c,0x18,0x30,0x66,0x46,0x00 }, { 0x3c,0x66,0x3c,0x38,0x67,0x66,0x3f,0x00 }, { 0x06,0x0c,0x18,0x00,0x00,0x00,0x00,0x00 }, { 0x0c,0x18,0x30,0x30,0x30,0x18,0x0c,0x00 }, { 0x30,0x18,0x0c,0x0c,0x0c,0x18,0x30,0x00 }, { 0x00,0x66,0x3c,0xff,0x3c,0x66,0x00,0x00 }, { 0x00,0x18,0x18,0x7e,0x18,0x18,0x00,0x00 }, { 0x00,0x00,0x00,0x00,0x00,0x18,0x18,0x30 }, { 0x00,0x00,0x00,0x7e,0x00,0x00,0x00,0x00 }, { 0x00,0x00,0x00,0x00,0x00,0x18,0x18,0x00 }, { 0x00,0x03,0x06,0x0c,0x18,0x30,0x60,0x00 }, { 0x3c,0x66,0x6e,0x76,0x66,0x66,0x3c,0x00 }, { 0x18,0x18,0x38,0x18,0x18,0x18,0x7e,0x00 }, { 0x3c,0x66,0x06,0x0c,0x30,0x60,0x7e,0x00 }, { 0x3c,0x66,0x06,0x1c,0x06,0x66,0x3c,0x00 }, { 0x06,0x0e,0x1e,0x66,0x7f,0x06,0x06,0x00 }, { 0x7e,0x60,0x7c,0x06,0x06,0x66,0x3c,0x00 }, { 0x3c,0x66,0x60,0x7c,0x66,0x66,0x3c,0x00 }, { 0x7e,0x66,0x0c,0x18,0x18,0x18,0x18,0x00 }, { 0x3c,0x66,0x66,0x3c,0x66,0x66,0x3c,0x00 }, { 0x3c,0x66,0x66,0x3e,0x06,0x66,0x3c,0x00 }, { 0x00,0x00,0x18,0x00,0x00,0x18,0x00,0x00 }, { 0x00,0x00,0x18,0x00,0x00,0x18,0x18,0x30 }, { 0x0e,0x18,0x30,0x60,0x30,0x18,0x0e,0x00 }, { 0x00,0x00,0x7e,0x00,0x7e,0x00,0x00,0x00 }, { 0x70,0x18,0x0c,0x06,0x0c,0x18,0x70,0x00 }, { 0x3c,0x66,0x06,0x0c,0x18,0x00,0x18,0x00 }, { 0x3c,0x66,0x6e,0x6e,0x60,0x62,0x3c,0x00 }, { 0x18,0x3c,0x66,0x7e,0x66,0x66,0x66,0x00 }, { 0x7c,0x66,0x66,0x7c,0x66,0x66,0x7c,0x00 }, { 0x3c,0x66,0x60,0x60,0x60,0x66,0x3c,0x00 }, { 0x78,0x6c,0x66,0x66,0x66,0x6c,0x78,0x00 }, { 0x7e,0x60,0x60,0x78,0x60,0x60,0x7e,0x00 }, { 0x7e,0x60,0x60,0x78,0x60,0x60,0x60,0x00 }, { 0x3c,0x66,0x60,0x6e,0x66,0x66,0x3c,0x00 }, { 0x66,0x66,0x66,0x7e,0x66,0x66,0x66,0x00 }, { 0x3c,0x18,0x18,0x18,0x18,0x18,0x3c,0x00 }, { 0x1e,0x0c,0x0c,0x0c,0x0c,0x6c,0x38,0x00 }, { 0x66,0x6c,0x78,0x70,0x78,0x6c,0x66,0x00 }, { 0x60,0x60,0x60,0x60,0x60,0x60,0x7e,0x00 }, { 0x63,0x77,0x7f,0x6b,0x63,0x63,0x63,0x00 }, { 0x66,0x76,0x7e,0x7e,0x6e,0x66,0x66,0x00 }, { 0x3c,0x66,0x66,0x66,0x66,0x66,0x3c,0x00 }, { 0x7c,0x66,0x66,0x7c,0x60,0x60,0x60,0x00 }, { 0x3c,0x66,0x66,0x66,0x66,0x3c,0x0e,0x00 }, { 0x7c,0x66,0x66,0x7c,0x78,0x6c,0x66,0x00 }, { 0x3c,0x66,0x60,0x3c,0x06,0x66,0x3c,0x00 }, { 0x7e,0x18,0x18,0x18,0x18,0x18,0x18,0x00 }, { 0x66,0x66,0x66,0x66,0x66,0x66,0x3c,0x00 }, { 0x66,0x66,0x66,0x66,0x66,0x3c,0x18,0x00 }, { 0x63,0x63,0x63,0x6b,0x7f,0x77,0x63,0x00 }, { 0x66,0x66,0x3c,0x18,0x3c,0x66,0x66,0x00 }, { 0x66,0x66,0x66,0x3c,0x18,0x18,0x18,0x00 }, { 0x7e,0x06,0x0c,0x18,0x30,0x60,0x7e,0x00 }, { 0x3c,0x30,0x30,0x30,0x30,0x30,0x3c,0x00 }, { 0x00,0x60,0x30,0x18,0x0c,0x06,0x03,0x00 }, { 0x3c,0x0c,0x0c,0x0c,0x0c,0x0c,0x3c,0x00 }, { 0x00,0x18,0x3c,0x7e,0x18,0x18,0x18,0x18 }
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};
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const byte sprite1[] = {
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8,16,
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0x00,0x09,0x99,0x00,0x00,0x99,0x90,0x00,
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0x00,0x94,0x94,0x90,0x09,0x49,0x49,0x00,
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0x04,0x49,0x49,0x90,0x09,0x94,0x94,0x90,
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0x94,0x99,0x94,0x90,0x09,0x49,0x99,0x49,
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0x99,0x99,0x49,0x93,0x39,0x94,0x99,0x99,
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0x04,0x49,0x99,0x94,0x49,0x99,0x94,0x90,
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0x00,0x94,0x94,0x43,0x34,0x49,0x49,0x00,
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0x00,0x09,0x43,0x94,0x49,0x34,0x90,0x00,
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0x00,0x90,0x00,0x39,0x93,0x00,0x09,0x00,
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0x00,0x09,0x83,0x33,0x33,0x33,0x90,0x00,
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0x00,0x09,0x32,0x23,0x32,0x23,0x90,0x00,
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0x00,0x03,0x03,0x23,0x82,0x30,0x30,0x00,
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0x03,0x30,0x00,0x33,0x33,0x00,0x03,0x30,
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0x00,0x30,0x03,0x00,0x00,0x30,0x03,0x00,
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0x00,0x00,0x00,0x30,0x03,0x00,0x00,0x00,
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0x00,0x00,0x00,0x40,0x00,0x00,0x00,0x00,
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};
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void draw_char(char ch, byte x, byte y, byte color) {
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byte data[8][4];
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const byte* src = &font8x8[ch-LOCHAR][0];
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int i,j,pixels;
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if (ch < LOCHAR || ch > HICHAR) return;
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for (i=0; i<8; i++) {
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byte b = *src++;
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for (j=0; j<4; j++) {
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pixels = 0;
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if (b & 0x80) pixels |= color & 0xf0;
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if (b & 0x40) pixels |= color & 0x0f;
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data[i][j] = (byte)pixels;
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b <<= 2;
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}
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}
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blit_copy(x, y, 4, 8, (byte*)data);
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}
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void draw_string(const char* str, byte x, byte y, byte color) {
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char ch;
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do {
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ch = *str++;
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draw_char(ch, x, y, color);
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x += 4;
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} while (ch);
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}
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int main(void) {
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byte i;
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rom_select = 1;
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blit_solid(0, 0, 152, 255, 0x00);
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for (i=0; i<16; i++)
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palette[i] = (byte)(i*7);
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for (i=0; i<152; i++) {
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vidmem[0][i] = 16;
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vidmem[i][2] = 32;
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draw_pixel(i, i, 0x77);
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draw_pixel(i+1, i, 0x33);
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}
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while (1) {
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watchdog0x39 = 0x39;
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blit_sprite(sprite1, 35, 20);
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blit_sprite_solid(sprite1, 55, 20, 0x24);
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blit_solid(75, 20, 40, 20, 0x35);
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draw_string("HELLO WORLD", 20, 5, 0x88);
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}
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return 0;
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}
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