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const c = @import("c.zig");
const std = @import("std");
const Window = @This();
pub const Error = error{
platform_unavailable,
platform_error,
};
pub fn getExtensions() [][*c]const u8 {
var extension_count: u32 = undefined;
const raw: [*c][*c]const u8 = c.glfwGetRequiredInstanceExtensions(&extension_count);
const extensions = raw[0..extension_count];
return extensions;
}
title: []const u8,
width: usize,
height: usize,
raw: *c.GLFWwindow,
pub fn create(width: usize, height: usize, title: []const u8) !Window {
if (c.glfwInit() != c.GLFW_TRUE) {
const status = c.glfwGetError(null);
return switch (status) {
c.GLFW_PLATFORM_UNAVAILABLE => Error.platform_unavailable,
c.GLFW_PLATFORM_ERROR => Error.platform_error,
else => unreachable,
};
}
c.glfwWindowHint(c.GLFW_RESIZABLE, c.GLFW_FALSE);
c.glfwWindowHint(c.GLFW_CLIENT_API, c.GLFW_NO_API);
const raw = c.glfwCreateWindow(@intCast(width), @intCast(height), title.ptr, null, null);
c.glfwShowWindow(raw);
return Window{
.title = title,
.width = width,
.height = height,
.raw = raw.?,
};
}
pub fn pollEvents() void {
c.glfwPollEvents();
}
pub fn shouldClose(self: Window) bool {
return c.glfwWindowShouldClose(self.raw) == c.GLFW_TRUE;
}
pub fn size(self: Window) struct { usize, usize } {
var width: u32 = undefined;
var height: u32 = undefined;
c.glfwGetFramebufferSize(self.raw, @ptrCast(&width), @ptrCast(&height));
return .{ @intCast(width), @intCast(height) };
}
pub fn destroy(self: Window) void {
c.glfwDestroyWindow(self.raw);
c.glfwTerminate();
}
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