mirror of
https://github.com/sehugg/8bitworkshop.git
synced 2024-11-26 10:49:17 +00:00
38 lines
930 B
C
38 lines
930 B
C
|
|
#include <cv.h>
|
|
#include <cvu.h>
|
|
|
|
#define PATTERN 0x0000
|
|
#define IMAGE 0x0800
|
|
#define COLOR 0x2000
|
|
#define SPRITE_PATTERNS 0x3800
|
|
#define SPRITES 0x3c00
|
|
|
|
uintptr_t __at(0x6a) font_bitmap_a;
|
|
uintptr_t __at(0x6c) font_bitmap_0;
|
|
|
|
void setup_32_column_font() {
|
|
cv_set_character_pattern_t(PATTERN);
|
|
cv_set_image_table(IMAGE);
|
|
cv_set_color_table(COLOR);
|
|
cv_set_screen_mode(CV_SCREENMODE_STANDARD);
|
|
cv_set_sprite_pattern_table(SPRITE_PATTERNS);
|
|
cv_set_sprite_attribute_table(SPRITES);
|
|
cvu_vmemset(0, 0, 0x4000);
|
|
cvu_memtovmemcpy(PATTERN, (void *)(font_bitmap_0 - '0'*8), 2048);
|
|
cvu_vmemset(COLOR, 0x36, 8); // set color for chars 0-63
|
|
cvu_vmemset(COLOR+8, 0x06, 32-8); // set chars 63-255
|
|
}
|
|
|
|
void show_text() {
|
|
cvu_vmemset(IMAGE, '.', 40*24);
|
|
cvu_memtovmemcpy(IMAGE + 1, "Hello Professor Falken", 22);
|
|
cv_set_screen_active(true);
|
|
}
|
|
|
|
void main() {
|
|
setup_32_column_font();
|
|
show_text();
|
|
while (1);
|
|
}
|