mirror of
https://github.com/V2RetroComputing/analog.git
synced 2024-12-05 03:49:56 +00:00
84 lines
2.6 KiB
C
84 lines
2.6 KiB
C
#include <string.h>
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#include <pico/stdlib.h>
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#include <hardware/timer.h>
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#include "common/config.h"
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#include "vga/vgabuf.h"
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#include "vga/render.h"
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#include "vga/character_rom.h"
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#include "vga/vgaout.h"
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uint16_t text_fore;
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uint16_t text_back;
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uint16_t text_border;
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void render_init() {
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int i;
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// Initialize the character generator ROM
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memcpy(character_rom, default_character_rom, sizeof(character_rom));
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soft_switches = 0;
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terminal_switches = TERMINAL_TEST;
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render_test_init();
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}
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uint32_t testdone=0;
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void __noinline __time_critical_func(render_loop)() {
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while(v2mode == MODE_VGACARD) {
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update_text_flasher();
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text_fore = lores_palette[TERMINAL_FORE];
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text_back = lores_palette[TERMINAL_BACK];
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text_border = lores_palette[TERMINAL_BORDER];
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if(terminal_switches & TERMINAL_TEST) {
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render_testpattern();
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// Automatically dismiss the test pattern when the Apple II initializes
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// soft switches during startup.
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if(((soft_switches & SOFTSW_MODE_MASK) != 0) && (testdone == 0)) {
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terminal_switches &= (~(uint32_t)TERMINAL_TEST);
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testdone = 1;
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render_about_init();
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}
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} else {
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switch(soft_switches & SOFTSW_MODE_MASK) {
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case 0:
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if(terminal_switches & TERMINAL_DGR) {
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render_dgr();
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} else {
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render_lores();
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}
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break;
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case SOFTSW_MIX_MODE:
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if(terminal_switches & (TERMINAL_80COL | TERMINAL_DGR) == (TERMINAL_80COL | TERMINAL_DGR)) {
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render_mixed_dgr();
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} else {
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render_mixed_lores();
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}
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break;
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case SOFTSW_HIRES_MODE:
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if(terminal_switches & TERMINAL_DGR) {
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render_dhgr();
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} else {
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render_hires();
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}
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break;
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case SOFTSW_HIRES_MODE|SOFTSW_MIX_MODE:
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if(terminal_switches & TERMINAL_DGR) {
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render_mixed_dhgr();
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} else {
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render_mixed_hires();
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}
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break;
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default:
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if(terminal_switches & TERMINAL_80COL) {
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render_terminal();
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} else {
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render_text();
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}
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break;
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}
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}
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}
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}
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