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feat: vbuf and licence

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This commit is contained in:
violette 2025-05-02 12:43:00 -04:00
parent b3873798f3
commit 55aee8c40b
1 changed files with 25 additions and 4 deletions
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27
main.c
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@ -1,3 +1,12 @@
/*
* ----------------------------------------------------------------------------
* "THE BEER-WARE LICENSE" (Revision 43):
* vi@violette.town wrote this file. You can do whatever you want with this
* stuff. If we meet some day, and you think this stuff is worth it,
* you can buy me a beer in return. Violette Paulin
* ----------------------------------------------------------------------------
*/
#include <stdio.h>
#include <math.h>
#include <unistd.h>
@ -60,6 +69,9 @@ struct Quaternions {
double interpolationStep = 0;
double zBuffer[SCREEN_HEIGHT * SCREEN_WIDTH];
char output[SCREEN_HEIGHT * SCREEN_WIDTH];
#ifdef VBUF
char buf[SCREEN_HEIGHT * SCREEN_WIDTH + 30 * 20]; // stdout buffer
#endif
static volatile char shouldBreak = 1;
static volatile char currentlyMoving = 0;
@ -325,7 +337,6 @@ printCV(char face, struct json_object_element_s *r)
void
printAscii(struct json_value_s *json)
{
fcntl(STDOUT_FILENO, F_SETFL, ~O_NONBLOCK);
char face = chooseMainFace();
struct json_object_element_s *root = json_value_as_object(json)->start;
printCV(face, root);
@ -333,7 +344,7 @@ printAscii(struct json_value_s *json)
for (int k = 0; k < SCREEN_WIDTH * SCREEN_HEIGHT; ++k)
printf("%s", k % SCREEN_WIDTH ? chooseColor(output[k]) : "\r\n");
printf("\r\n");
fcntl(STDIN_FILENO, F_SETFL, O_NONBLOCK);
fflush(stdout);
}
void
@ -482,6 +493,7 @@ handleAngle(char *input)
char
getInput(char *keyboardInput)
{
fcntl(STDIN_FILENO, F_SETFL, O_NONBLOCK);
char c = getchar();
if (c == '\033') {
if ((c = getchar()) == '[')
@ -505,6 +517,8 @@ getInput(char *keyboardInput)
if (c != EOF)
*keyboardInput = c;
while ((c = getchar()) != '\n' && c != EOF) {} //clean stdin
//
fcntl(STDIN_FILENO, F_SETFL, ~O_NONBLOCK);
handleAngle(keyboardInput);
return c;
}
@ -540,11 +554,18 @@ main()
t.c_cc[VINTR] = 3;
tcsetattr(STDIN_FILENO, TCSANOW, &t);
#ifdef VBUF
setvbuf(stdout, buf, _IOFBF, sizeof(buf));
#endif
Current = GET_ROTATE_Z_Q(0);
struct json_value_s *json = readJson();
while (shouldBreak) {
#ifdef VBUF
memset(buf, ' ', sizeof(buf));
#endif
memset(output, ' ', SCREEN_WIDTH * SCREEN_HEIGHT);
memset(zBuffer, DBL_MIN, SCREEN_WIDTH * SCREEN_HEIGHT * sizeof(double));
@ -562,6 +583,6 @@ main()
printf("\x1b[2J");
printAscii(json);
getInput(&keyboardInput);
usleep(10000);
usleep(1000000 / 60); // 60fps max
}
}