From 1bff7e5f3cbfc4ad6d745a5f5fbde6466659ad62 Mon Sep 17 00:00:00 2001
From: Stephen Gutekanst <stephen@hexops.com>
Date: Fri, 18 Mar 2022 16:04:16 -0700
Subject: [PATCH] gpu: implement Device.createErrorBuffer

Signed-off-by: Stephen Gutekanst <stephen@hexops.com>
---
 gpu/src/Device.zig         | 8 ++++++--
 gpu/src/NativeInstance.zig | 7 +++++++
 2 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/gpu/src/Device.zig b/gpu/src/Device.zig
index f8fec286..fc334e18 100644
--- a/gpu/src/Device.zig
+++ b/gpu/src/Device.zig
@@ -40,8 +40,7 @@ pub const VTable = struct {
         descriptor: *const ComputePipeline.Descriptor,
         callback: *ComputePipeline.CreateCallback,
     ) void,
-    // createErrorBuffer: fn (ptr: *anyopaque) Buffer,
-    // WGPU_EXPORT WGPUBuffer wgpuDeviceCreateErrorBuffer(WGPUDevice device);
+    createErrorBuffer: fn (ptr: *anyopaque) Buffer,
     // createExternalTexture: fn (ptr: *anyopaque, descriptor: *const ExternalTexture.Descriptor) ExternalTexture,
     // WGPU_EXPORT WGPUExternalTexture wgpuDeviceCreateExternalTexture(WGPUDevice device, WGPUExternalTextureDescriptor const * externalTextureDescriptor);
     // createPipelineLayout: fn (ptr: *anyopaque, descriptor: *const PipelineLayout.Descriptor) PipelineLayout,
@@ -149,6 +148,10 @@ pub inline fn createComputePipelineAsync(
     device.vtable.createComputePipelineAsync(device.ptr, descriptor, callback);
 }
 
+pub inline fn createErrorBuffer(device: Device) Buffer {
+    return device.vtable.createErrorBuffer(device.ptr);
+}
+
 pub inline fn createRenderPipeline(device: Device, descriptor: *const RenderPipeline.Descriptor) RenderPipeline {
     return device.vtable.createRenderPipeline(device.ptr, descriptor);
 }
@@ -191,6 +194,7 @@ test {
     _ = createCommandEncoder;
     _ = createComputePipeline;
     _ = createComputePipelineAsync;
+    _ = createErrorBuffer;
     _ = createRenderPipeline;
     _ = createRenderPipelineAsync;
     _ = tick;
diff --git a/gpu/src/NativeInstance.zig b/gpu/src/NativeInstance.zig
index 5d038ede..663bbf9d 100644
--- a/gpu/src/NativeInstance.zig
+++ b/gpu/src/NativeInstance.zig
@@ -504,6 +504,13 @@ const device_vtable = Device.VTable{
             );
         }
     }).createComputePipelineAsync,
+    .createErrorBuffer = (struct {
+        pub fn createErrorBuffer(ptr: *anyopaque) Buffer {
+            return wrapBuffer(c.wgpuDeviceCreateErrorBuffer(
+                @ptrCast(c.WGPUDevice, ptr),
+            ));
+        }
+    }).createErrorBuffer,
     .createRenderPipeline = (struct {
         pub fn createRenderPipeline(ptr: *anyopaque, descriptor: *const RenderPipeline.Descriptor) RenderPipeline {
             var tmp_depth_stencil: c.WGPUDepthStencilState = undefined;