51 lines
1.4 KiB
C
51 lines
1.4 KiB
C
#include <string.h>
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void screen1_square_sprites() {
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// fills first sprite pattern with 255
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tms_set_vram_write_addr(TMS_SPRITE_PATTERNS); // start writing in the sprite patterns
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for(byte i=0;i<8;i++) {
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TMS_WRITE_DATA_PORT(255);
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}
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// set sprite coordinates
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tms_set_vram_write_addr(TMS_SPRITE_ATTRS); // start writing in the sprite attribute
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for(byte i=0;i<32;i++) {
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TMS_WRITE_DATA_PORT((6+i)*8); NOP; NOP; NOP; NOP; // y coordinate
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TMS_WRITE_DATA_PORT((6+i)*8); NOP; NOP; NOP; NOP; // x coordinate
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TMS_WRITE_DATA_PORT(0); NOP; NOP; NOP; NOP; // name
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TMS_WRITE_DATA_PORT(i); NOP; NOP; NOP; NOP; // color
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}
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}
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byte buffer[32];
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void demo_screen1() {
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tms_init_regs(SCREEN1_TABLE);
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screen1_prepare();
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screen1_load_font();
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screen1_putc(CHR_CLS);
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screen1_puts(
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"*** P-LAB VIDEO CARD SYSTEM ***\n"
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"16K VRAM BYTES FREE\n\n"
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"READY.\n\n\n"
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);
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screen1_puts("what about " REVERSE_ON " REVERSE text " REVERSE_OFF " ?\n\n\n\n");
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for(word i=32;i<128;i++) screen1_putc((byte)i);
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screen1_puts("\n\n" REVERSE_ON);
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for(word i=32;i<128;i++) screen1_putc((byte)i);
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screen1_square_sprites();
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while(1) {
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screen1_puts(REVERSE_OFF "\n\nWRITE HERE: >");
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screen1_strinput(buffer,16);
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if(strlen(buffer)==0) break;
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screen1_puts("\n\n\nyou wrote: '");
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screen1_puts(buffer);
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screen1_puts("'");
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}
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}
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