From b84c5da1ef846e6d85185f583f27084d089c8a95 Mon Sep 17 00:00:00 2001
From: "Jerry.Zhuang" <Jerry.Zhuang@jwzg.com>
Date: Wed, 25 Oct 2023 15:11:30 +0800
Subject: [PATCH 1/2] do not check descripor when create sampler

---
 src/library_webgpu.js | 47 +++++++++++++++++++++++--------------------
 1 file changed, 25 insertions(+), 22 deletions(-)

diff --git a/src/library_webgpu.js b/src/library_webgpu.js
index 5c4854e71afb1..b99f0509b746b 100644
--- a/src/library_webgpu.js
+++ b/src/library_webgpu.js
@@ -903,29 +903,32 @@ var LibraryWebGPU = {
   },
 
   wgpuDeviceCreateSampler: (deviceId, descriptor) => {
-    {{{ gpu.makeCheckDescriptor('descriptor') }}}
+    var desc;
+    if (descriptor) {
+      {{{ gpu.makeCheckDescriptor('descriptor') }}}
 
-    var desc = {
-      "label": undefined,
-      "addressModeU": WebGPU.AddressMode[
-          {{{ gpu.makeGetU32('descriptor', C_STRUCTS.WGPUSamplerDescriptor.addressModeU) }}}],
-      "addressModeV": WebGPU.AddressMode[
-          {{{ gpu.makeGetU32('descriptor', C_STRUCTS.WGPUSamplerDescriptor.addressModeV) }}}],
-      "addressModeW": WebGPU.AddressMode[
-          {{{ gpu.makeGetU32('descriptor', C_STRUCTS.WGPUSamplerDescriptor.addressModeW) }}}],
-      "magFilter": WebGPU.FilterMode[
-          {{{ gpu.makeGetU32('descriptor', C_STRUCTS.WGPUSamplerDescriptor.magFilter) }}}],
-      "minFilter": WebGPU.FilterMode[
-          {{{ gpu.makeGetU32('descriptor', C_STRUCTS.WGPUSamplerDescriptor.minFilter) }}}],
-      "mipmapFilter": WebGPU.MipmapFilterMode[
-          {{{ gpu.makeGetU32('descriptor', C_STRUCTS.WGPUSamplerDescriptor.mipmapFilter) }}}],
-      "lodMinClamp": {{{ makeGetValue('descriptor', C_STRUCTS.WGPUSamplerDescriptor.lodMinClamp, 'float') }}},
-      "lodMaxClamp": {{{ makeGetValue('descriptor', C_STRUCTS.WGPUSamplerDescriptor.lodMaxClamp, 'float') }}},
-      "compare": WebGPU.CompareFunction[
-          {{{ gpu.makeGetU32('descriptor', C_STRUCTS.WGPUSamplerDescriptor.compare) }}}],
-    };
-    var labelPtr = {{{ makeGetValue('descriptor', C_STRUCTS.WGPUSamplerDescriptor.label, '*') }}};
-    if (labelPtr) desc["label"] = UTF8ToString(labelPtr);
+      desc = {
+        "label": undefined,
+        "addressModeU": WebGPU.AddressMode[
+            {{{ gpu.makeGetU32('descriptor', C_STRUCTS.WGPUSamplerDescriptor.addressModeU) }}}],
+        "addressModeV": WebGPU.AddressMode[
+            {{{ gpu.makeGetU32('descriptor', C_STRUCTS.WGPUSamplerDescriptor.addressModeV) }}}],
+        "addressModeW": WebGPU.AddressMode[
+            {{{ gpu.makeGetU32('descriptor', C_STRUCTS.WGPUSamplerDescriptor.addressModeW) }}}],
+        "magFilter": WebGPU.FilterMode[
+            {{{ gpu.makeGetU32('descriptor', C_STRUCTS.WGPUSamplerDescriptor.magFilter) }}}],
+        "minFilter": WebGPU.FilterMode[
+            {{{ gpu.makeGetU32('descriptor', C_STRUCTS.WGPUSamplerDescriptor.minFilter) }}}],
+        "mipmapFilter": WebGPU.MipmapFilterMode[
+            {{{ gpu.makeGetU32('descriptor', C_STRUCTS.WGPUSamplerDescriptor.mipmapFilter) }}}],
+        "lodMinClamp": {{{ makeGetValue('descriptor', C_STRUCTS.WGPUSamplerDescriptor.lodMinClamp, 'float') }}},
+        "lodMaxClamp": {{{ makeGetValue('descriptor', C_STRUCTS.WGPUSamplerDescriptor.lodMaxClamp, 'float') }}},
+        "compare": WebGPU.CompareFunction[
+            {{{ gpu.makeGetU32('descriptor', C_STRUCTS.WGPUSamplerDescriptor.compare) }}}],
+      };
+      var labelPtr = {{{ makeGetValue('descriptor', C_STRUCTS.WGPUSamplerDescriptor.label, '*') }}};
+      if (labelPtr) desc["label"] = UTF8ToString(labelPtr);
+    }
 
     var device = WebGPU.mgrDevice.get(deviceId);
     return WebGPU.mgrSampler.create(device["createSampler"](desc));

From 940b7c62f9d3c02b146cf6548a3ba07ae48db3ed Mon Sep 17 00:00:00 2001
From: "Jerry.Zhuang" <Jerry.Zhuang@jwzg.com>
Date: Wed, 25 Oct 2023 15:25:36 +0800
Subject: [PATCH 2/2] update AUTHORS

---
 AUTHORS | 1 +
 1 file changed, 1 insertion(+)

diff --git a/AUTHORS b/AUTHORS
index c8442bc455abc..1472cda574b61 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -595,3 +595,4 @@ a license to everyone to use it as detailed in LICENSE.)
 * Piotr Wierciński <laminowany@gmail.com>
 * 郑苏波 (Super Zheng) <superzheng@tencent.com>
 * James Hu <jameshu2022@gmail.com>
+* Jerry Zhuang <jerry.zhuang@jwzg.com>