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cd1009367309f720605c8c1fe073459c29f2063f
neonucleus/src/main.c
ionut cd10093673 patched rendering bug
2026-05-02 00:18:12 +03:00

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// The main file of the test emulator
// This is not a serious emulator intended for practical use,
// it is simply just to test stuff and showcase the API.
// Error handling has been omitted in most places.
#include "neonucleus.h"
#include "ncomplib.h"
#include "glyphcache.h"
#include <ctype.h>
#include <math.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <raylib.h>
#ifdef NN_WINDOWS
#include <setjmp.h>
#include <signal.h>
#endif
nn_Architecture getLuaArch();
static const char minBIOS[] = {
#embed "minBIOS.lua"
,'\0'
};
static nn_Exit sandbox_handler(nn_ComponentRequest *req) {
nn_Computer *c = req->computer;
switch(req->action) {
case NN_COMP_INVOKE:
if(nn_getstacksize(c) != 1) {
nn_setError(c, "bad argument count");
return NN_EBADCALL;
}
const char *s = nn_tostring(c, 0);
puts(s);
return NN_OK;
case NN_COMP_CHECKMETHOD:
req->methodEnabled = true; // all methods always enabled
return NN_OK;
case NN_COMP_DROP:
return NN_OK;
case NN_COMP_SIGNAL:
return NN_OK;
}
return NN_OK;
}
static unsigned char ne_processColorPart(unsigned char channel, double brightness) {
double n = (double)channel / 255;
n *= brightness;
if(n < 0) n = 0;
if(n > 1) n = 1;
return n * 255;
}
Color ne_processColor(unsigned int color, double brightness) {
color <<= 8;
color |= 0xFF;
Color c = GetColor(color);
c.r = ne_processColorPart(c.r, brightness);
c.g = ne_processColorPart(c.g, brightness);
c.b = ne_processColorPart(c.b, brightness);
return c;
}
int keycode_to_oc(int keycode) {
switch (keycode) {
case KEY_NULL:
return 0;
case KEY_APOSTROPHE:
return NN_KEY_APOSTROPHE;
case KEY_COMMA:
return NN_KEY_COMMA;
case KEY_MINUS:
return NN_KEY_MINUS;
case KEY_PERIOD:
return NN_KEY_PERIOD;
case KEY_SLASH:
return NN_KEY_SLASH;
case KEY_ZERO:
return NN_KEY_0;
case KEY_ONE:
return NN_KEY_1;
case KEY_TWO:
return NN_KEY_2;
case KEY_THREE:
return NN_KEY_3;
case KEY_FOUR:
return NN_KEY_4;
case KEY_FIVE:
return NN_KEY_5;
case KEY_SIX:
return NN_KEY_6;
case KEY_SEVEN:
return NN_KEY_7;
case KEY_EIGHT:
return NN_KEY_8;
case KEY_NINE:
return NN_KEY_9;
case KEY_SEMICOLON:
return NN_KEY_SEMICOLON;
case KEY_EQUAL:
return NN_KEY_EQUALS;
case KEY_A:
return NN_KEY_A;
case KEY_B:
return NN_KEY_B;
case KEY_C:
return NN_KEY_C;
case KEY_D:
return NN_KEY_D;
case KEY_E:
return NN_KEY_E;
case KEY_F:
return NN_KEY_F;
case KEY_G:
return NN_KEY_G;
case KEY_H:
return NN_KEY_H;
case KEY_I:
return NN_KEY_I;
case KEY_J:
return NN_KEY_J;
case KEY_K:
return NN_KEY_K;
case KEY_L:
return NN_KEY_L;
case KEY_M:
return NN_KEY_M;
case KEY_N:
return NN_KEY_N;
case KEY_O:
return NN_KEY_O;
case KEY_P:
return NN_KEY_P;
case KEY_Q:
return NN_KEY_Q;
case KEY_R:
return NN_KEY_R;
case KEY_S:
return NN_KEY_S;
case KEY_T:
return NN_KEY_T;
case KEY_U:
return NN_KEY_U;
case KEY_V:
return NN_KEY_V;
case KEY_W:
return NN_KEY_W;
case KEY_X:
return NN_KEY_X;
case KEY_Y:
return NN_KEY_Y;
case KEY_Z:
return NN_KEY_Z;
case KEY_LEFT_BRACKET:
return NN_KEY_LBRACKET;
case KEY_BACKSLASH:
return NN_KEY_BACKSLASH;
case KEY_RIGHT_BRACKET:
return NN_KEY_RBRACKET;
case KEY_GRAVE:
return NN_KEY_GRAVE;
case KEY_SPACE:
return NN_KEY_SPACE;
case KEY_ESCAPE:
return 0;
case KEY_ENTER:
return NN_KEY_ENTER;
case KEY_TAB:
return NN_KEY_TAB;
case KEY_BACKSPACE:
return NN_KEY_BACK;
case KEY_INSERT:
return NN_KEY_INSERT;
case KEY_DELETE:
return NN_KEY_DELETE;
case KEY_RIGHT:
return NN_KEY_RIGHT;
case KEY_LEFT:
return NN_KEY_LEFT;
case KEY_DOWN:
return NN_KEY_DOWN;
case KEY_UP:
return NN_KEY_UP;
case KEY_PAGE_UP:
return NN_KEY_PAGEUP;
case KEY_PAGE_DOWN:
return NN_KEY_PAGEDOWN;
case KEY_HOME:
return NN_KEY_HOME;
case KEY_END:
return NN_KEY_END;
case KEY_CAPS_LOCK:
return NN_KEY_CAPITAL;
case KEY_SCROLL_LOCK:
return NN_KEY_SCROLL;
case KEY_NUM_LOCK:
return NN_KEY_NUMLOCK;
case KEY_PRINT_SCREEN:
return 0;
case KEY_PAUSE:
return NN_KEY_PAUSE;
case KEY_F1:
return NN_KEY_F1;
case KEY_F2:
return NN_KEY_F2;
case KEY_F3:
return NN_KEY_F3;
case KEY_F4:
return NN_KEY_F4;
case KEY_F5:
return NN_KEY_F5;
case KEY_F6:
return NN_KEY_F6;
case KEY_F7:
return NN_KEY_F7;
case KEY_F8:
return NN_KEY_F8;
case KEY_F9:
return NN_KEY_F9;
case KEY_F10:
return NN_KEY_F10;
case KEY_F11:
return NN_KEY_F11;
case KEY_F12:
return NN_KEY_F12;
case KEY_LEFT_SHIFT:
return NN_KEY_LSHIFT;
case KEY_LEFT_CONTROL:
return NN_KEY_LCONTROL;
case KEY_LEFT_ALT:
return NN_KEY_LMENU;
case KEY_LEFT_SUPER:
return 0;
case KEY_RIGHT_SHIFT:
return NN_KEY_RSHIFT;
case KEY_RIGHT_CONTROL:
return NN_KEY_RCONTROL;
case KEY_RIGHT_ALT:
return NN_KEY_RMENU;
case KEY_RIGHT_SUPER:
return 0;
case KEY_KB_MENU:
return 0;
case KEY_KP_0:
return NN_KEY_NUMPAD0;
case KEY_KP_1:
return NN_KEY_NUMPAD1;
case KEY_KP_2:
return NN_KEY_NUMPAD2;
case KEY_KP_3:
return NN_KEY_NUMPAD3;
case KEY_KP_4:
return NN_KEY_NUMPAD4;
case KEY_KP_5:
return NN_KEY_NUMPAD5;
case KEY_KP_6:
return NN_KEY_NUMPAD6;
case KEY_KP_7:
return NN_KEY_NUMPAD7;
case KEY_KP_8:
return NN_KEY_NUMPAD8;
case KEY_KP_9:
return NN_KEY_NUMPAD9;
case KEY_KP_DECIMAL:
return NN_KEY_NUMPADDECIMAL;
case KEY_KP_DIVIDE:
return NN_KEY_NUMPADDIV;
case KEY_KP_MULTIPLY:
return NN_KEY_NUMPADMUL;
case KEY_KP_SUBTRACT:
return NN_KEY_NUMPADSUB;
case KEY_KP_ADD:
return NN_KEY_NUMPADADD;
case KEY_KP_ENTER:
return NN_KEY_NUMPADENTER;
case KEY_KP_EQUAL:
return NN_KEY_NUMPADEQUALS;
case KEY_BACK:
return 0;
case KEY_MENU:
return 0;
case KEY_VOLUME_DOWN:
return 0;
case KEY_VOLUME_UP:
return 0;
}
return 0;
}
size_t ne_alignAlloc(size_t num, size_t align) {
if(num % align == 0) return num;
return num + align - (num % align);
}
typedef struct ne_memSand {
char *buf;
size_t used;
size_t cap;
} ne_memSand;
void *ne_sandbox_alloc(void *state, void *memory, size_t oldSize, size_t newSize) {
ne_memSand *sand = (ne_memSand *)state;
oldSize = ne_alignAlloc(oldSize, NN_ALLOC_ALIGN);
newSize = ne_alignAlloc(newSize, NN_ALLOC_ALIGN);
// never free
if(newSize == 0) return NULL;
if(memory == NULL) {
if(sand->cap - sand->used < newSize) return NULL;
// alloc new
void *mem = sand->buf + sand->used;
sand->used += newSize;
return mem;
}
// realloc
if(newSize <= oldSize) return memory;
if(sand->cap - sand->used < newSize) return NULL;
void *mem = sand->buf + sand->used;
sand->used += newSize;
memcpy(mem, memory, oldSize);
return mem;
}
double accumulatedEnergyCost = 0;
double totalEnergyLoss = 0;
double ne_energy_accumulator(void *state, nn_Computer *c, double n) {
accumulatedEnergyCost += n;
totalEnergyLoss += n;
return nn_getTotalEnergy(c);
}
int main(int argc, char **argv) {
const char *player = getenv("USER");
#ifdef NN_WINDOWS
if(player == NULL) player = getenv("USERNAME");
#endif
if(player == NULL) player = "me";
bool sandboxMem = getenv("NN_MEMSAND") != NULL;
bool showStats = getenv("NN_STAT") != NULL;
const char *mainDir = "openos";
if(argc > 1) mainDir = argv[1];
nn_Context ctx;
nn_initContext(&ctx);
nn_initPalettes();
ne_memSand sand;
sand.buf = NULL;
if(sandboxMem) {
// 1 MiB pre-allocated to prevent erasing the free-list
sand.used = NN_MiB;
sand.cap = 1 * NN_GiB;
sand.buf = malloc(sand.cap);
ctx.state = &sand;
ctx.alloc = ne_sandbox_alloc;
}
SetConfigFlags(FLAG_WINDOW_RESIZABLE);
InitWindow(800, 600, "NeoNucleus Test Emulator");
// create the universe
nn_Universe *u = nn_createUniverse(&ctx, NULL);
nn_Architecture arch = getLuaArch();
nn_Method sandboxMethods[] = {
{"log", "log(msg: string) - Log to stdout", NN_DIRECT},
{NULL},
};
nn_Component *ocelotCard = nn_createComponent(u, NULL, "ocelot");
nn_setComponentMethods(ocelotCard, sandboxMethods);
nn_setComponentHandler(ocelotCard, sandbox_handler);
char *eepromCode = (char *)minBIOS;
size_t eepromSize = strlen(minBIOS);
const char *eepromPath = getenv("NN_EEPROM");
if(eepromPath != NULL) {
FILE *eeprom = fopen(eepromPath, "rb");
if(eeprom == NULL) {
fprintf(stderr, "no such eeprom: %s\n", eepromPath);
return 1;
}
fseek(eeprom, 0, SEEK_END);
eepromSize = ftell(eeprom);
fseek(eeprom, 0, SEEK_SET);
eepromCode = malloc(eepromSize);
size_t amount = 0;
while(amount < eepromSize) {
amount += fread(eepromCode + amount, sizeof(char), eepromSize - amount, eeprom);
}
}
nn_Component *eepromCard = ncl_createEEPROM(u, NULL, &nn_defaultEEPROMs[3], eepromCode, eepromSize, false);
nn_Filesystem mainfsconf;
nn_Filesystem fsparts[] = {
nn_defaultFilesystems[3],
nn_defaultFilesystems[3],
nn_defaultFilesystems[3],
};
nn_mergeFilesystems(&mainfsconf, fsparts, sizeof(fsparts) / sizeof(fsparts[0]));
char mainfspath[NN_MAX_PATH];
snprintf(mainfspath, NN_MAX_PATH, "data/%s", mainDir);
nn_Component *managedfs = ncl_createFilesystem(u, NULL, mainfspath, &mainfsconf, true);
//nn_Component *tmpfs = ncl_createTmpFS(u, NULL, &nn_defaultTmpFS, NCL_FILECOST_DEFAULT, false);
nn_Component *tmpfs = ncl_createFilesystem(u, NULL, "/tmp", &mainfsconf, false);
nn_Component *testingfs = ncl_createFilesystem(u, NULL, "aux", &nn_defaultFilesystems[3], false);
const char * const testDriveData =
"local g, s = component.list('gpu')(), component.list('screen')()\n"
"local d = computer.getBootAddress()\n"
"component.invoke(g, 'bind', s, true)\n"
"component.invoke(g, 'set', 1, 1, 'starting sequential bench...')\n"
"local start = computer.uptime()\n"
"local ss = component.invoke(d, 'getSectorSize')\n"
"local cap = component.invoke(d, 'getCapacity')\n"
"local bc = cap / ss\n"
"local tc = 256\n"
"for i=1,tc do component.invoke(d, 'readSector', i) end\n"
"local now = computer.uptime()\n"
"component.invoke(g, 'set', 1, 2, 'took ' .. (now - start) .. 's')\n"
"component.invoke(g, 'set', 1, 3, 'sequential read speed: ' .. (tc * ss / (now - start)) .. 'B/s')\n"
"while computer.uptime() < now + 3 do computer.pullSignal(0.05) end\n"
"component.invoke(g, 'bind', s, true)\n"
"component.invoke(g, 'set', 1, 1, 'starting random bench...')\n"
"start = computer.uptime()\n"
"for i=1,tc do local i = math.random(1, bc) component.invoke(d, 'readSector', i) end\n"
"now = computer.uptime()\n"
"component.invoke(g, 'set', 1, 2, 'took ' .. (now - start) .. 's')\n"
"component.invoke(g, 'set', 1, 3, 'random read speed: ' .. (tc * ss / (now - start)) .. 'B/s')\n"
"while computer.uptime() < now + 3 do computer.pullSignal(0.05) end\n"
"computer.shutdown(true)\n"
;
nn_Component *testDrive = ncl_createDrive(u, NULL, &nn_defaultDrives[3], testDriveData, strlen(testDriveData), false);
nn_Component *testFlash = ncl_createFlash(u, NULL, &nn_defaultSSDs[3], testDriveData, strlen(testDriveData), false);
ncl_setCLabel(eepromCard, "EEPROM");
ncl_setCLabel(managedfs, "Main Filesystem");
ncl_setCLabel(testingfs, "Secondary Filesystem");
ncl_setCLabel(testDrive, "Unmanaged Storage");
ncl_setCLabel(testFlash, "Flash Storage");
size_t ramTotal = 0;
ramTotal += 4 * nn_ramSizes[5];
//ramTotal += nn_ramSizes[0];
SetExitKey(KEY_NULL);
const char *fontPath = getenv("NN_FONT");
if(fontPath == NULL) fontPath = "unscii-16-full.ttf";
ncl_GlyphCache *gc = ncl_createGlyphCache(fontPath, 20);
double tickDelay = 0.05;
bool noIdle = getenv("NN_NOIDLE") != NULL;
if(getenv("NN_TICKDELAY") != NULL) {
tickDelay = atof(getenv("NN_TICKDELAY"));
}
if(getenv("NN_FAST") != NULL) {
tickDelay = 0;
noIdle = true;
}
struct {int key; nn_codepoint unicode;} keybuf[512];
memset(keybuf, 0, sizeof(keybuf));
size_t keycap = sizeof(keybuf) / sizeof(keybuf[0]);
double nextTick = 0;
double nextSecond = 0;
double wattage = 0;
nn_Component *screen = ncl_createScreen(u, NULL, &nn_defaultScreens[3]);
nn_Component *gpuCard = ncl_createGPU(u, NULL, &nn_defaultGPUs[3]);
nn_Component *keyboard = nn_createComponent(
u, "mainKB", "keyboard");
ncl_ScreenState *scrstate = nn_getComponentState(screen);
ncl_mountKeyboard(scrstate, "mainKB");
nn_Computer *c = nn_createComputer(u, NULL, "computer0", ramTotal, 256, 256);
nn_Component *wrappedC = nn_wrapComputer(c);
if(showStats) {
// collects stats
nn_setEnergyHandler(c, NULL, ne_energy_accumulator);
}
nn_setCallBudget(c, 0);
nn_setArchitecture(c, &arch);
nn_addSupportedArchitecture(c, &arch);
nn_setTmpAddress(c, nn_getComponentAddress(tmpfs));
nn_mountComponent(c, wrappedC, 255, false);
nn_mountComponent(c, screen, -1, false);
nn_mountComponent(c, ocelotCard, -1, false);
nn_mountComponent(c, tmpfs, -1, false);
nn_mountComponent(c, keyboard, -1, false);
nn_mountComponent(c, eepromCard, 0, false);
nn_mountComponent(c, managedfs, 1, false);
nn_mountComponent(c, gpuCard, 2, false);
nn_mountComponent(c, testingfs, 3, false);
nn_mountComponent(c, testDrive, 4, false);
nn_mountComponent(c, testFlash, 5, false);
int ltx = 0, lty = 0;
double scrollBuf = 0;
SetTargetFPS(60);
while(true) {
if(WindowShouldClose()) break;
BeginDrawing();
ClearBackground(BLACK);
// drawing the screen + screen events
{
const char *scraddr = nn_getComponentAddress(screen);
ncl_ScreenState *scrbuf = nn_getComponentState(screen);
ncl_lockScreen(scrbuf);
size_t scrw, scrh;
ncl_getScreenViewport(scrbuf, &scrw, &scrh);
ncl_ScreenFlags scrflags = ncl_getScreenFlags(scrbuf);
int cheight = GetScreenHeight() / scrh;
if(cheight != ncl_cellHeight(gc)) {
ncl_destroyGlyphCache(gc);
gc = ncl_createGlyphCache(fontPath, cheight);
}
int cwidth = ncl_cellWidth(gc);
int offX = (GetScreenWidth() - cwidth * scrw) / 2;
int offY = (GetScreenHeight() - cheight * scrh) / 2;
double scrbright = ncl_getScreenBrightness(scrbuf);
if(scrflags & NCL_SCREEN_ON) {
for(int y = 1; y <= scrh; y++) {
for(int x = 1; x <= scrw; x++) {
ncl_Pixel p = ncl_getScreenPixel(scrbuf, x, y);
Vector2 pos = {
offX + (x - 1) * cwidth,
offY + (y - 1) * cheight,
};
DrawRectangle(pos.x, pos.y, cwidth, cheight, ne_processColor(p.bgColor, scrbright));
}
}
for(int y = 1; y <= scrh; y++) {
for(int x = 1; x <= scrw; x++) {
ncl_Pixel p = ncl_getScreenPixel(scrbuf, x, y);
Vector2 pos = {
offX + (x - 1) * cwidth,
offY + (y - 1) * cheight,
};
ncl_needGlyph(gc, p.codepoint);
if(p.codepoint != 0) {
ncl_drawGlyph(gc, p.codepoint, pos, cheight, ne_processColor(p.fgColor, scrbright));
}
}
}
}
DrawRectangleLines(offX, offY, cwidth * scrw, cheight * scrh, WHITE);
ncl_unlockScreen(scrbuf);
ncl_flushGlyphs(gc);
int tx = (double)(GetMouseX() - offX) / cwidth + 1;
int ty = (double)(GetMouseY() - offY) / cheight + 1;
if(tx >= 1 && ty >= 1 && tx <= scrw && ty <= scrh) {
struct {int btn; int ocbtn;} btns[] = {
{MOUSE_BUTTON_LEFT, 0},
{MOUSE_BUTTON_RIGHT, 1},
{MOUSE_BUTTON_MIDDLE, 2},
};
size_t btnc = sizeof(btns) / sizeof(btns[0]);
for(size_t i = 0; i < btnc; i++) {
// we only care about left click here
int mbtn = btns[i].btn;
int ocbtn = btns[i].ocbtn;
if(IsMouseButtonPressed(mbtn)) {
nn_pushTouch(c, scraddr, tx, ty, ocbtn, player);
}
if(IsMouseButtonReleased(mbtn)) {
nn_pushDrop(c, scraddr, tx, ty, ocbtn, player);
}
if(IsMouseButtonDown(mbtn)) {
if(ltx != tx || lty != ty) {
nn_pushDrag(c, scraddr, tx, ty, ocbtn, player);
}
}
}
if(fabs(scrollBuf) >= 1) {
nn_pushScroll(c, scraddr, tx, ty, scrollBuf, player);
scrollBuf = 0;
}
ltx = tx;
lty = ty;
}
}
int statY = 10;
if(sand.buf != NULL) {
DrawText(TextFormat("mem used: %.2f%%", (double)sand.used / sand.cap * 100), 10, statY, 20, YELLOW);
statY += 20;
}
if(showStats) {
double memUsagePercent = (double)nn_getUsedMemory(c) * 100 / nn_getTotalMemory(c);
DrawText(TextFormat("power usage: %.2f W", wattage), 10, statY, 20, GREEN);
statY += 20;
DrawText(TextFormat("energy loss: %.2f J", totalEnergyLoss), 10, statY, 20, GREEN);
statY += 20;
DrawText(TextFormat("VM mem usage: %.2f%%", memUsagePercent), 10, statY, 20, GREEN);
statY += 20;
}
EndDrawing();
scrollBuf += GetMouseWheelMove();
// keyboard input
// 1: clipboard
if(IsMouseButtonPressed(MOUSE_BUTTON_MIDDLE)) {
const char *t = GetClipboardText();
if(t != NULL) nn_pushClipboard(c, "mainKB", t, player);
}
while(1) {
int keycode = GetKeyPressed();
nn_codepoint unicode = GetCharPressed();
if(keycode == 0 && unicode == 0) break;
keybuf[keycode].key = keycode;
keybuf[keycode].unicode = unicode;
if(keycode != 0) {
if(keycode == KEY_ENTER) unicode = '\r';
if(keycode == KEY_BACKSPACE) unicode = '\b';
if(keycode == KEY_TAB) unicode = '\t';
bool isCtrlPressed = keybuf[KEY_LEFT_CONTROL].key != 0;
if(isCtrlPressed && isalpha(keycode)) {
unicode = keycode - 'A' + 1;
}
}
nn_pushKeyDown(c, "mainKB", unicode, keycode_to_oc(keycode), player);
}
for(size_t i = 0; i < keycap; i++) {
if(keybuf[i].key != 0) {
if(IsKeyReleased(keybuf[i].key)) {
int key = keycode_to_oc(keybuf[i].key);
keybuf[i].key = 0;
nn_pushKeyUp(c, "mainKB", keybuf[i].unicode, key, player);
}
// unicode keys handled by raylib
if(IsKeyPressedRepeat(keybuf[i].key) && keybuf[i].unicode == 0) {
int key = keycode_to_oc(keybuf[i].key);
nn_pushKeyDown(c, "mainKB", keybuf[i].unicode, key, player);
}
}
}
double tickNow = GetTime();
if(tickNow >= nextSecond) {
nextSecond = tickNow + 1;
wattage = accumulatedEnergyCost;
accumulatedEnergyCost = 0;
}
if(tickNow >= nextTick) {
nextTick = tickNow + tickDelay;
nn_clearstack(c);
nn_removeEnergy(c, ncl_getScreenEnergyUsage(nn_getComponentState(screen)));
if(noIdle) nn_resetIdleTime(c);
nn_Exit e = nn_tick(c);
if(e != NN_OK) {
printf("error: %s\n", nn_getError(c));
goto cleanup;
}
e = nn_tickSynchronized(c);
if(e != NN_OK) {
printf("sync method error: %s\n", nn_getError(c));
goto cleanup;
}
nn_ComputerState state = nn_getComputerState(c);
if(state == NN_POWEROFF) break;
if(state == NN_CRASHED) {
printf("error: %s\n", nn_getError(c));
goto cleanup;
}
if(state == NN_CHARCH) {
printf("new arch: %s\n", nn_getDesiredArchitecture(c).name);
goto cleanup;
}
if(state == NN_BLACKOUT) {
printf("out of energy\n");
goto cleanup;
}
if(state == NN_RESTART) {
printf("restart requested\n");
nn_stopComputer(c);
ncl_resetScreen(nn_getComponentState(screen));
nn_addIdleTime(c, 1);
continue;
}
}
nn_Beep beep;
if(nn_getComputerBeep(c, &beep)) {
nn_clearComputerBeep(c);
printf("beep: %f Hz, %fs, %f%% volume\n", beep.frequency, beep.duration, beep.volume * 100);
}
}
cleanup:;
nn_destroyComputer(c);
nn_dropComponent(ocelotCard);
nn_dropComponent(eepromCard);
nn_dropComponent(managedfs);
nn_dropComponent(tmpfs);
nn_dropComponent(testingfs);
nn_dropComponent(testDrive);
nn_dropComponent(testFlash);
nn_dropComponent(screen);
nn_dropComponent(gpuCard);
nn_dropComponent(keyboard);
nn_dropComponent(wrappedC);
// rip the universe
nn_destroyUniverse(u);
ncl_destroyGlyphCache(gc);
if(eepromPath != NULL) free(eepromCode);
CloseWindow();
free(sand.buf);
return 0;
}
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