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This commit is contained in:
jonathan santis 2024-10-25 13:47:53 +02:00
parent 45f75ea757
commit 561caf560b
1 changed files with 8 additions and 6 deletions
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14
main.zig
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@ -130,18 +130,19 @@ fn fillBuffer() !void {
var buf = std.mem.zeroes([2]u8); var buf = std.mem.zeroes([2]u8);
var slice: []u8 = undefined; var slice: []u8 = undefined;
var bytes_written: u3 = 0; var bytes_written: u3 = 0;
var buffer_size: u32 = 0;
buf[0] = 0; buf[0] = 0;
w = try getTermDimension();
const file = try std.fs.cwd().createFile("buffer.out", .{});
defer file.close();
var buffer = try allocator.alloc(u8, w.ws_row * w.ws_col * 4); //utf-8 can be 4 bytes long w = try getTermDimension();
buffer_size = w.ws_row;
buffer_size = buffer_size * w.ws_col * 4;
var buffer = try allocator.alloc(u8, buffer_size); //utf-8 can be 4 bytes long
defer allocator.free(buffer); defer allocator.free(buffer);
var vec = Vec3{ var vec = Vec3{
.a = Point{ .x = 20, .y = 30, .z = 0, .direction = .{ .x = 1, .y = 1, .z = 1 } }, .a = Point{ .x = 20, .y = 30, .z = 0, .direction = .{ .x = 1, .y = 1, .z = 1 } },
.b = Point{ .x = 50, .y = 30, .z = 0, .direction = .{ .x = 1, .y = 1, .z = 1 } }, .b = Point{ .x = 50, .y = 40, .z = 0, .direction = .{ .x = 1, .y = 1, .z = 1 } },
.c = Point{ .x = 30, .y = 1, .z = 0, .direction = .{ .x = 1, .y = 1, .z = 1 } }, .c = Point{ .x = 30, .y = 1, .z = 0, .direction = .{ .x = 1, .y = 1, .z = 1 } },
}; };
var vec2 = Vec3{ var vec2 = Vec3{
@ -166,7 +167,7 @@ fn fillBuffer() !void {
//_ = try bresenham(buffer, w, Point{ .x = 10, .y = 10, .z = 0 }, Point{ .x = 30, .y = 12, .z = 0 }); //_ = try bresenham(buffer, w, Point{ .x = 10, .y = 10, .z = 0 }, Point{ .x = 30, .y = 12, .z = 0 });
try out.print("\x1B[2J", .{}); try out.print("\x1B[2J", .{});
//sleep(1000000); //sleep(100000);
try triangle(buffer, w, vec); try triangle(buffer, w, vec);
bounce(w, &vec.a, 'x'); bounce(w, &vec.a, 'x');
@ -233,6 +234,7 @@ fn pixel(buffer: []u8, w: Winsize, x: i64, y: i64, symbol: u21) !void {
if (i < buffer.len) { //-1 ?? if (i < buffer.len) { //-1 ??
const slice = buffer[i .. i + 4]; const slice = buffer[i .. i + 4];
_ = try std.unicode.utf8Encode(symbol, slice); _ = try std.unicode.utf8Encode(symbol, slice);
//TODO: check length, set not used bytes to zero
} else { } else {
//print("Error illegal memory access\n", .{}); //print("Error illegal memory access\n", .{});
} }