adding debug logs levels, implementing some physical device functions

src/vulkan/logger.zig

@@ -2,6 +2,7 @@ const std = @import("std");
 const builtin = @import("builtin");
 const zdt = @import("zdt");
 const root = @import("root");
+const lib = @import("lib.zig");
 
 comptime {
     if (!@hasDecl(root, "DRIVER_NAME")) {
@@ -12,11 +13,6 @@ comptime {
     }
 }
 
-const is_posix = switch (builtin.os.tag) {
-    .windows, .uefi, .wasi => false,
-    else => true,
-};
-
 var indent_level: usize = 0;
 
 pub fn indent() void {
@@ -34,7 +30,7 @@ pub fn unindent() void {
 }
 
 pub fn log(comptime level: std.log.Level, comptime scope: @Type(.enum_literal), comptime format: []const u8, args: anytype) void {
-    if (!std.process.hasEnvVarConstant(root.DRIVER_LOGS_ENV_NAME)) {
+    if (lib.getLogVerboseLevel() == .None) {
         return;
     }
 
@@ -65,13 +61,16 @@ pub fn log(comptime level: std.log.Level, comptime scope: @Type(.enum_literal),
     var writer: *std.Io.Writer = &stderr_writer.interface;
     var out_config = std.Io.tty.Config.detect(stderr_file);
 
-    const timezone = zdt.Timezone.tzLocal(std.heap.page_allocator) catch zdt.Timezone.UTC;
+    var timezone = zdt.Timezone.tzLocal(std.heap.page_allocator) catch zdt.Timezone.UTC;
+    defer timezone.deinit();
     const now = zdt.Datetime.now(.{ .tz = &timezone }) catch return;
 
     out_config.setColor(writer, .magenta) catch {};
-    writer.print("[" ++ root.DRIVER_NAME ++ " StrollDriver ", .{}) catch return;
+    writer.print("[StrollDriver ", .{}) catch return;
+    out_config.setColor(writer, .cyan) catch {};
+    writer.print(root.DRIVER_NAME, .{}) catch return;
     out_config.setColor(writer, .yellow) catch {};
-    writer.print("{d:02}:{d:02}:{d:02}.{d:03}", .{ now.hour, now.minute, now.second, @divFloor(now.nanosecond, std.time.ns_per_ms) }) catch return;
+    writer.print(" {d:02}:{d:02}:{d:02}.{d:03}", .{ now.hour, now.minute, now.second, @divFloor(now.nanosecond, std.time.ns_per_ms) }) catch return;
     out_config.setColor(writer, .magenta) catch {};
     writer.print("]", .{}) catch return;