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better function naming

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This commit is contained in:
jonathan santis 2024-10-28 11:29:15 +01:00
parent d45a70adcf
commit e8f0988d46
1 changed files with 15 additions and 76 deletions
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91
main.zig
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@ -43,18 +43,7 @@ pub fn main() !void {
win = try getTermDimension();
print("winsize.ws_row: {}\nws_line: {}\nws_xpixel: {} \nws_ypixel: {}\n", .{ win.ws_row, win.ws_col, win.ws_xpixel, win.ws_ypixel });
try fillBuffer();
try createFile();
if (getenv("TERM")) |buf| {
print("Buffer:{s}\n", .{buf});
const slice = getNum(buf);
_ = slice;
//for (slice) |num| {
// print("extracted number:\n{d}\n", .{num});
//}
} else {
print("Error getenv\n", .{});
}
try draw();
}
fn getTermDimension() !Winsize {
@ -70,57 +59,7 @@ fn getTermDimension() !Winsize {
return w;
}
fn getNum(str1: []const u8) []u64 {
var pos: u64 = 0;
var num = std.mem.zeroes([64]u64);
var num_res = std.mem.zeroes([16]u64);
var it: u64 = 0;
for (str1, 0..) |elem, it2| {
if (elem >= 48 and elem <= 57) { //is ascii number?
num[pos] = @intCast(elem - 48);
if (pos <= @bitSizeOf(@TypeOf(pos))) {
pos += 1;
} else {
print("ERROR int u64 oveflow! pos {d} ,max {d}\n", .{ pos, @bitSizeOf(@TypeOf(pos)) });
}
}
//Calculate int out of characters
if ((elem < 48 or elem > 57) or it2 == (str1.len - 1)) {
if (pos != 0) {
for (0..pos) |i| {
if (i < pos - 1) {
num_res[it] = num_res[it] + num[i] * (std.math.pow(u64, 10, (pos - i - 1)));
} else {
num_res[it] = num_res[it] + num[i];
}
}
//print("numres:{}={}\n", .{ it, num_res[it] });
pos = 0;
it += 1;
}
}
}
return &num_res;
}
fn createFile() !void {
const file = try std.fs.cwd().openFile("junk-file.txt", .{ .mode = std.fs.File.OpenMode.read_write });
defer file.close();
const bytes_written = try file.writeAll("hello world!");
//_ = bytes_written;
std.debug.print("files written:{any}, {any}", .{ bytes_written, @TypeOf(bytes_written) });
var buffer: [100]u8 = undefined;
try file.seekTo(0);
const bytes_read = try file.readAll(&buffer);
print("buffer: {s} check: {s}\n", .{ buffer[0..bytes_read], "hello world!" });
if (std.mem.eql(u8, buffer[0 .. bytes_read - 1], "hello world!") == true) {
print("equal\n", .{});
} else {
print("not equal\n", .{});
}
}
fn fillBuffer() !void {
fn draw() !void {
const allocator = std.heap.page_allocator;
var w = Winsize{};
@ -171,26 +110,26 @@ fn fillBuffer() !void {
//sleep(100000);
try triangle(buffer, w, vec);
bounce(w, &vec.a, 'x');
bounce(w, &vec.a, 'y');
bounce(w, &vec.b, 'x');
bounce(w, &vec.b, 'y');
bounce(w, &vec.c, 'x');
bounce(w, &vec.c, 'y');
mv_axis_border_bounce(w, &vec.a, 'x');
mv_axis_border_bounce(w, &vec.a, 'y');
mv_axis_border_bounce(w, &vec.b, 'x');
mv_axis_border_bounce(w, &vec.b, 'y');
mv_axis_border_bounce(w, &vec.c, 'x');
mv_axis_border_bounce(w, &vec.c, 'y');
try triangle(buffer, w, vec2);
bounce(w, &vec2.a, 'x');
bounce(w, &vec2.a, 'y');
bounce(w, &vec2.b, 'x');
bounce(w, &vec2.b, 'Y');
bounce(w, &vec2.c, 'x');
bounce(w, &vec2.c, 'y');
mv_axis_border_bounce(w, &vec2.a, 'x');
mv_axis_border_bounce(w, &vec2.a, 'y');
mv_axis_border_bounce(w, &vec2.b, 'x');
mv_axis_border_bounce(w, &vec2.b, 'Y');
mv_axis_border_bounce(w, &vec2.c, 'x');
mv_axis_border_bounce(w, &vec2.c, 'y');
try out.print("{s}", .{buffer});
sleep(30000000);
//_ = try stdin.readUntilDelimiterOrEof(&buf, '\n');
}
}
fn bounce(w: Winsize, point: *Point, axis: u8) void {
fn mv_axis_border_bounce(w: Winsize, point: *Point, axis: u8) void {
var cor = &point.x;
var dir = &point.direction.x;
var upper = w.ws_col;