1 files changed, 3 insertions, 17 deletions
diff --git a/src/graphics.zig b/src/graphics.zig
index 5d875f7..8cbb3f7 100644
--- a/src/graphics.zig
+++ b/src/graphics.zig
@@ -1,22 +1,8 @@
 const std = @import("std");
-const mem = std.mem;
 usingnamespace @import("xrvk.zig");
-const Allocator = std.mem.Allocator;
 const dg = @import("diligent");
-
-fn quat2euler(q: xr.Quaternionf) xr.Vector3f {
-    const sinr_cosp = 2 * (q.w * q.x + q.y * q.z);
-    const siny_cosp = 2 * (q.w * q.z + q.x * q.y);
-    const cosr_cosp = 1 - 2 * (q.x * q.x + q.y * q.y);
-    const cosy_cosp = 1 - 2 * (q.y * q.y + q.z * q.z);
-    const sinp = 2 * (q.w * q.y - q.z * q.x);
-
-    return .{
-        .x = std.math.atan2(f32, sinr_cosp, cosr_cosp),
-        .y = if (std.math.fabs(sinp) >= 1) std.math.pi / 2.0 else std.math.asin(sinp),
-        .z = std.math.atan2(f32, siny_cosp, cosy_cosp),
-    };
-}
+const mem = std.mem;
+const Allocator = mem.Allocator;
 
 pub const Graphics = struct {
     xri: xr.InstanceDispatch,
@@ -404,7 +390,7 @@ pub const Swapchain = struct {
         // get images
         const image_count = try gfx.xri.enumerateSwapchainImages(swapchain, 0, null);
         const xr_images = try gfx.allocator.alloc(xr.SwapchainImageVulkan2KHR, image_count);
-        std.mem.set(xr.SwapchainImageVulkan2KHR, xr_images, xr.SwapchainImageVulkan2KHR.empty());
+        mem.set(xr.SwapchainImageVulkan2KHR, xr_images, xr.SwapchainImageVulkan2KHR.empty());
         defer gfx.allocator.free(xr_images);
 
         _ = try gfx.xri.enumerateSwapchainImages(swapchain, image_count, @ptrCast(