diff --git a/Cargo.lock b/Cargo.lock
index 6e66ac7..e9f2e42 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -310,7 +310,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "gfx-backend-dx11"
 version = "0.1.1"
-source = "git+https://github.com/gfx-rs/gfx#23408ba607ac36722e0cf21e9d8d928b25509ecd"
+source = "git+https://github.com/gfx-rs/gfx#5b84957d47592969507fb9e9b69810af13098819"
 dependencies = [
  "bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "derivative 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -328,7 +328,7 @@ dependencies = [
 [[package]]
 name = "gfx-backend-dx12"
 version = "0.1.0"
-source = "git+https://github.com/gfx-rs/gfx#23408ba607ac36722e0cf21e9d8d928b25509ecd"
+source = "git+https://github.com/gfx-rs/gfx#5b84957d47592969507fb9e9b69810af13098819"
 dependencies = [
  "bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "d3d12 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -345,7 +345,7 @@ dependencies = [
 [[package]]
 name = "gfx-backend-metal"
 version = "0.1.0"
-source = "git+https://github.com/gfx-rs/gfx#23408ba607ac36722e0cf21e9d8d928b25509ecd"
+source = "git+https://github.com/gfx-rs/gfx#5b84957d47592969507fb9e9b69810af13098819"
 dependencies = [
  "arrayvec 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -369,7 +369,7 @@ dependencies = [
 [[package]]
 name = "gfx-backend-vulkan"
 version = "0.1.0"
-source = "git+https://github.com/gfx-rs/gfx#23408ba607ac36722e0cf21e9d8d928b25509ecd"
+source = "git+https://github.com/gfx-rs/gfx#5b84957d47592969507fb9e9b69810af13098819"
 dependencies = [
  "ash 0.28.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -386,7 +386,7 @@ dependencies = [
 [[package]]
 name = "gfx-hal"
 version = "0.1.0"
-source = "git+https://github.com/gfx-rs/gfx#23408ba607ac36722e0cf21e9d8d928b25509ecd"
+source = "git+https://github.com/gfx-rs/gfx#5b84957d47592969507fb9e9b69810af13098819"
 dependencies = [
  "bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -865,7 +865,7 @@ dependencies = [
 [[package]]
 name = "range-alloc"
 version = "0.1.0"
-source = "git+https://github.com/gfx-rs/gfx#23408ba607ac36722e0cf21e9d8d928b25509ecd"
+source = "git+https://github.com/gfx-rs/gfx#5b84957d47592969507fb9e9b69810af13098819"
 
 [[package]]
 name = "rdrand"
diff --git a/README.md b/README.md
index bdd1917..30be220 100644
--- a/README.md
+++ b/README.md
@@ -9,18 +9,20 @@ This is a prototype library implementing [Vulkan Portability Initiative](https:/
 ### [Dota2](https://github.com/ValveSoftware/Dota-2):
 ![Dota2](etc/dota2-river.jpg)
 
-### [VkQuake](https://github.com/Novum/vkQuake)
-![VkQuake](etc/quake-main.jpg)
+### Quake
+- [vkQuake](https://github.com/Novum/vkQuake)
+- [vkQuake2](https://github.com/kondrak/vkQuake2)
+- [vkQuake3](https://github.com/suijingfeng/vkQuake3)
+
+![VkQuake](etc/quake-main.jpg) ![VkQuake3](etc/quake3-main.jpg)
 
 ### [RPCS3](https://github.com/RPCS3/rpcs3):
-![RPCS3-cube](etc/rpcs3-cube.jpg)
-![RPCS3-scogger](etc/rpcs3-scogger.jpg)
+
+![RPCS3-cube](etc/rpcs3-cube.jpg) ![RPCS3-scogger](etc/rpcs3-scogger.jpg)
 
 ### [Dolphin](https://github.com/dolphin-emu):
-![Dolphin-sb](etc/dolphin-smash-bros.png)
-![Dolphin-pm](etc/dolphin-paper-mario.png)
-![Dolphin-mk](etc/dolphin-mario-kart.jpg)
-![Dolphin-md](etc/dolphin-metroid.jpg)
+![Dolphin-sb](etc/dolphin-smash-bros.png) ![Dolphin-pm](etc/dolphin-paper-mario.png)
+![Dolphin-mk](etc/dolphin-mario-kart.jpg) ![Dolphin-md](etc/dolphin-metroid.jpg)
 
 ## Instructions
 
diff --git a/etc/quake3-main.jpg b/etc/quake3-main.jpg
new file mode 100644
index 0000000..ad87011
Binary files /dev/null and b/etc/quake3-main.jpg differ
diff --git a/libportability-gfx/src/impls.rs b/libportability-gfx/src/impls.rs
index a4d2d45..65d9f56 100644
--- a/libportability-gfx/src/impls.rs
+++ b/libportability-gfx/src/impls.rs
@@ -1728,9 +1728,6 @@ pub extern "C" fn gfxCreateImageView(
     pView: *mut VkImageView,
 ) -> VkResult {
     let info = unsafe { &*pCreateInfo };
-    assert!(info.subresourceRange.levelCount != VK_REMAINING_MIP_LEVELS as _); // TODO
-    assert!(info.subresourceRange.layerCount != VK_REMAINING_ARRAY_LAYERS as _); // TODO
-
     let view = unsafe {
         gpu.device.create_image_view(
             &info.image.raw,
diff --git a/libportability-icd/src/lib.rs b/libportability-icd/src/lib.rs
index dc58440..289308e 100644
--- a/libportability-icd/src/lib.rs
+++ b/libportability-icd/src/lib.rs
@@ -1,6 +1,5 @@
 #![allow(non_snake_case)]
 
-#[macro_use]
 extern crate portability_gfx;
 
 use portability_gfx::*;