diff --git a/examples/hello_triangle_rust/main.rs b/examples/hello_triangle_rust/main.rs
index 83cd28dd76..6958bd8adb 100644
--- a/examples/hello_triangle_rust/main.rs
+++ b/examples/hello_triangle_rust/main.rs
@@ -40,7 +40,7 @@ fn main() {
             cull_mode: wgpu::CullMode::None,
             depth_bias: 0,
             depth_bias_slope_scale: 0.0,
-            depth_bias_clamp: wgpu::MAX_DEPTH_BIAS_CLAMP,
+            depth_bias_clamp: 0.0,
         },
         primitive_topology: wgpu::PrimitiveTopology::TriangleList,
         color_states: &[
diff --git a/gfx-examples/src/cube.rs b/gfx-examples/src/cube.rs
index ab6529f22c..fd38702d1c 100644
--- a/gfx-examples/src/cube.rs
+++ b/gfx-examples/src/cube.rs
@@ -280,7 +280,7 @@ impl framework::Example for Example {
                 cull_mode: wgpu::CullMode::Back,
                 depth_bias: 0,
                 depth_bias_slope_scale: 0.0,
-                depth_bias_clamp: wgpu::MAX_DEPTH_BIAS_CLAMP,
+                depth_bias_clamp: 0.0,
             },
             primitive_topology: wgpu::PrimitiveTopology::TriangleList,
             color_states: &[
diff --git a/gfx-examples/src/shadow.rs b/gfx-examples/src/shadow.rs
index ca2b8fad6c..001a5012bf 100644
--- a/gfx-examples/src/shadow.rs
+++ b/gfx-examples/src/shadow.rs
@@ -219,7 +219,7 @@ impl framework::Example for Example {
         });
 
         let local_bind_group_layout = device.create_bind_group_layout(&wgpu::BindGroupLayoutDescriptor {
-            bindings: &[                     
+            bindings: &[
                 wgpu::BindGroupLayoutBinding {
                     binding: 0,
                     visibility: wgpu::ShaderStageFlags::VERTEX | wgpu::ShaderStageFlags::FRAGMENT,
@@ -380,7 +380,7 @@ impl framework::Example for Example {
         let light_uniform_size = (Self::MAX_LIGHTS * mem::size_of::<LightRaw>()) as u32;
         let light_uniform_buf = device.create_buffer(&wgpu::BufferDescriptor {
             size: light_uniform_size,
-            usage: wgpu::BufferUsageFlags::UNIFORM | wgpu::BufferUsageFlags::TRANSFER_DST,
+            usage: wgpu::BufferUsageFlags::UNIFORM | wgpu::BufferUsageFlags::TRANSFER_SRC | wgpu::BufferUsageFlags::TRANSFER_DST,
         });
 
         let vb_desc = wgpu::VertexBufferDescriptor {
@@ -459,7 +459,7 @@ impl framework::Example for Example {
                     cull_mode: wgpu::CullMode::Back,
                     depth_bias: 2, // corresponds to bilinear filtering
                     depth_bias_slope_scale: 2.0,
-                    depth_bias_clamp: wgpu::MAX_DEPTH_BIAS_CLAMP,
+                    depth_bias_clamp: 0.0,
                 },
                 primitive_topology: wgpu::PrimitiveTopology::TriangleList,
                 color_states: &[],
@@ -579,7 +579,7 @@ impl framework::Example for Example {
                     cull_mode: wgpu::CullMode::Back,
                     depth_bias: 0,
                     depth_bias_slope_scale: 0.0,
-                    depth_bias_clamp: wgpu::MAX_DEPTH_BIAS_CLAMP,
+                    depth_bias_clamp: 0.0,
                 },
                 primitive_topology: wgpu::PrimitiveTopology::TriangleList,
                 color_states: &[
diff --git a/wgpu-bindings/wgpu.h b/wgpu-bindings/wgpu.h
index d23fd06ba5..9e92ee01cd 100644
--- a/wgpu-bindings/wgpu.h
+++ b/wgpu-bindings/wgpu.h
@@ -5,8 +5,6 @@
 
 #define WGPUBITS_PER_BYTE 8
 
-#define WGPUMAX_DEPTH_BIAS_CLAMP 16
-
 typedef enum {
   WGPUAddressMode_ClampToEdge = 0,
   WGPUAddressMode_Repeat = 1,
@@ -169,6 +167,8 @@ typedef struct {
   WGPUExtensions extensions;
 } WGPUDeviceDescriptor;
 
+typedef WGPUId WGPUBindGroupId;
+
 typedef WGPUId WGPUBufferId;
 
 typedef void (*WGPUBufferMapReadCallback)(WGPUBufferMapAsyncStatus status, const uint8_t *data, uint8_t *userdata);
@@ -243,8 +243,6 @@ typedef struct {
   const WGPURenderPassDepthStencilAttachmentDescriptor_TextureViewId *depth_stencil_attachment;
 } WGPURenderPassDescriptor;
 
-typedef WGPUId WGPUBindGroupId;
-
 typedef WGPUId WGPUComputePipelineId;
 
 typedef WGPUId WGPUInstanceId;
@@ -557,6 +555,8 @@ typedef struct {
 
 WGPUDeviceId wgpu_adapter_create_device(WGPUAdapterId adapter_id, const WGPUDeviceDescriptor *desc);
 
+void wgpu_bind_group_destroy(WGPUBindGroupId bind_group_id);
+
 void wgpu_buffer_destroy(WGPUBufferId buffer_id);
 
 void wgpu_buffer_map_read_async(WGPUBufferId buffer_id,
diff --git a/wgpu-native/src/conv.rs b/wgpu-native/src/conv.rs
index 182dc7b666..01e7b3d1c0 100644
--- a/wgpu-native/src/conv.rs
+++ b/wgpu-native/src/conv.rs
@@ -1,7 +1,6 @@
 use crate::{
     binding_model, command, pipeline, resource, Color,
     Extent3d, Origin3d,
-    MAX_DEPTH_BIAS_CLAMP,
 };
 
 
@@ -491,7 +490,7 @@ pub fn map_rasterization_state_descriptor(
             pipeline::FrontFace::Ccw => hal::pso::FrontFace::CounterClockwise,
             pipeline::FrontFace::Cw => hal::pso::FrontFace::Clockwise,
         },
-        depth_bias: if desc.depth_bias != 0 || desc.depth_bias_slope_scale != 0.0 || desc.depth_bias_clamp < MAX_DEPTH_BIAS_CLAMP {
+        depth_bias: if desc.depth_bias != 0 || desc.depth_bias_slope_scale != 0.0 || desc.depth_bias_clamp != 0.0 {
             Some(hal::pso::State::Static(hal::pso::DepthBias {
                 const_factor: desc.depth_bias as f32,
                 slope_factor: desc.depth_bias_slope_scale,
diff --git a/wgpu-native/src/lib.rs b/wgpu-native/src/lib.rs
index d8e395a943..7a1afcf474 100644
--- a/wgpu-native/src/lib.rs
+++ b/wgpu-native/src/lib.rs
@@ -44,7 +44,6 @@ pub use self::hub::{HUB, Id, IdentityManager, Registry};
 use std::ptr;
 use std::sync::atomic::{AtomicUsize, Ordering};
 
-pub const MAX_DEPTH_BIAS_CLAMP: f32 = 16.0;
 type SubmissionIndex = usize;
 
 //TODO: make it private. Currently used for swapchain creation impl.
diff --git a/wgpu-rs/src/lib.rs b/wgpu-rs/src/lib.rs
index 4ed2bcb30c..3cac17352f 100644
--- a/wgpu-rs/src/lib.rs
+++ b/wgpu-rs/src/lib.rs
@@ -10,7 +10,6 @@ use std::slice;
 
 pub use wgn::winit;
 pub use wgn::{
-    MAX_DEPTH_BIAS_CLAMP,
     AdapterDescriptor, BindGroupLayoutBinding, BindingType,
     BlendDescriptor, BlendOperation, BlendFactor, BufferMapAsyncStatus, ColorWriteFlags,
     RasterizationStateDescriptor, CullMode, FrontFace,
@@ -253,7 +252,7 @@ impl Instance {
             id: wgn::wgpu_instance_create_surface_from_winit(self.id, window),
         }
     }
-    
+
     #[cfg(feature = "metal")]
     pub fn create_surface_with_metal_layer(&self, window: *mut std::ffi::c_void) -> Surface {
         Surface {