Attachment 357453 Details for Bug 192726 – Patch for landing

[patch] Patch for landing

bug-192726-20181217110421.patch (text/plain), 30.53 KB, created by Justin Fan on 2018-12-17 11:04:21 PST

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Creator: Justin Fan

Created: 2018-12-17 11:04:21 PST

Size: 30.53 KB

patch

obsolete

>Subversion Revision: 239270
>diff --git a/Source/WebCore/ChangeLog b/Source/WebCore/ChangeLog
>index 8bf1f6770b54a45eeb21c728a76859dc97f79871..b3172e3a7048e027797405afe3ed326b96a6845a 100644
>--- a/Source/WebCore/ChangeLog
>+++ b/Source/WebCore/ChangeLog
>@@ -1,3 +1,33 @@
>+2018-12-14  Justin Fan  <justin_fan@apple.com>
>+
>+        [WebGPU] Implement WebGPUBindGroupLayoutDescriptor and its supporting dictionaries
>+        https://bugs.webkit.org/show_bug.cgi?id=192726
>+
>+        Reviewed by Myles C. Maxfield.
>+
>+        Test: webgpu/bind-group-layouts.html
>+
>+        Implement the WebGPUBindGroupLayoutDescriptor struct and its sub-structs:
>+        * Modules/streams/WebGPUBindGroupLayoutDescriptor.h: Added.
>+        * Modules/streams/WebGPUBindGroupLayoutDescriptor.idl: Added.
>+        * Modules/webgpu/WebGPUBindGroupLayoutBinding.h: Added.
>+        * Modules/webgpu/WebGPUBindGroupLayoutBinding.idl: Added.
>+        * Modules/webgpu/WebGPUShaderStageBit.h: Added.
>+        * Modules/webgpu/WebGPUShaderStageBit.idl: Added.
>+        * platform/graphics/gpu/GPUBindGroupLayoutBinding.h: Added.
>+        * platform/graphics/gpu/GPUBindGroupLayoutDescriptor.h: Added.
>+
>+        Add the new symbols and files to the project:
>+        * CMakeLists.txt:
>+        * DerivedSources.make:
>+        * Sources.txt:
>+        * WebCore.xcodeproj/project.pbxproj:
>+        * bindings/js/WebCoreBuiltinNames.h:
>+
>+        Small FIXME update for later:
>+        * platform/graphics/gpu/cocoa/GPURenderPassEncoderMetal.mm:
>+        (WebCore::GPURenderPassEncoder::setVertexBuffers):
>+
> 2018-12-17  Antoine Quint  <graouts@apple.com>
> 
>         [Web Animations] Remove the redundant m_scheduledMicrotask from WebAnimation
>diff --git a/Source/WebCore/CMakeLists.txt b/Source/WebCore/CMakeLists.txt
>index 0bdd29cde1808c25d5ce8a165455584786066fba..df7da0f84546b441a7302587fb7dac4e7b4a6b6f 100644
>--- a/Source/WebCore/CMakeLists.txt
>+++ b/Source/WebCore/CMakeLists.txt
>@@ -458,6 +458,8 @@ set(WebCore_NON_SVG_IDL_FILES
>     Modules/webgpu/WebGPU.idl
>     Modules/webgpu/WebGPUAdapter.idl
>     Modules/webgpu/WebGPUAdapterDescriptor.idl
>+    Modules/webgpu/WebGPUBindGroupLayoutBinding.idl
>+    Modules/webgpu/WebGPUBindGroupLayoutDescriptor.idl
>     Modules/webgpu/WebGPUBuffer.idl
>     Modules/webgpu/WebGPUBufferDescriptor.idl
>     Modules/webgpu/WebGPUBufferUsage.idl
>@@ -479,6 +481,7 @@ set(WebCore_NON_SVG_IDL_FILES
>     Modules/webgpu/WebGPURenderingContext.idl
>     Modules/webgpu/WebGPUShaderModule.idl
>     Modules/webgpu/WebGPUShaderModuleDescriptor.idl
>+    Modules/webgpu/WebGPUShaderStageBit.idl
>     Modules/webgpu/WebGPUSwapChain.idl
>     Modules/webgpu/WebGPUTexture.idl
>     Modules/webgpu/WebGPUTextureFormatEnum.idl
>diff --git a/Source/WebCore/DerivedSources.make b/Source/WebCore/DerivedSources.make
>index f6f7e3516ae7465882cfbf30512754d9434637e6..321bd439a5e085f22900ee7268e7da09bb2bed27 100644
>--- a/Source/WebCore/DerivedSources.make
>+++ b/Source/WebCore/DerivedSources.make
>@@ -375,6 +375,8 @@ JS_BINDING_IDLS = \
>     $(WebCore)/Modules/webgpu/WebGPU.idl \
>     $(WebCore)/Modules/webgpu/WebGPUAdapter.idl \
>     $(WebCore)/Modules/webgpu/WebGPUAdapterDescriptor.idl \
>+    $(WebCore)/Modules/webgpu/WebGPUBindGroupLayoutBinding.idl \
>+    $(WebCore)/Modules/webgpu/WebGPUBindGroupLayoutDescriptor.idl \
>     $(WebCore)/Modules/webgpu/WebGPUBuffer.idl \
>     $(WebCore)/Modules/webgpu/WebGPUBufferDescriptor.idl \
>     $(WebCore)/Modules/webgpu/WebGPUBufferUsage.idl \
>@@ -396,6 +398,7 @@ JS_BINDING_IDLS = \
>     $(WebCore)/Modules/webgpu/WebGPURenderingContext.idl \
>     $(WebCore)/Modules/webgpu/WebGPUShaderModule.idl \
>     $(WebCore)/Modules/webgpu/WebGPUShaderModuleDescriptor.idl \
>+    $(WebCore)/Modules/webgpu/WebGPUShaderStageBit.idl \
>     $(WebCore)/Modules/webgpu/WebGPUSwapChain.idl \
>     $(WebCore)/Modules/webgpu/WebGPUTexture.idl \
>     $(WebCore)/Modules/webgpu/WebGPUTextureFormatEnum.idl \
>diff --git a/Source/WebCore/Modules/streams/WebGPUBindGroupLayoutDescriptor.h b/Source/WebCore/Modules/streams/WebGPUBindGroupLayoutDescriptor.h
>new file mode 100644
>index 0000000000000000000000000000000000000000..a26fbfa623ec1ca303898b87f013802a1ddd7cff
>--- /dev/null
>+++ b/Source/WebCore/Modules/streams/WebGPUBindGroupLayoutDescriptor.h
>@@ -0,0 +1,38 @@
>+/*
>+ * Copyright (C) 2018 Apple Inc. All rights reserved.
>+ *
>+ * Redistribution and use in source and binary forms, with or without
>+ * modification, are permitted provided that the following conditions
>+ * are met:
>+ * 1. Redistributions of source code must retain the above copyright
>+ *    notice, this list of conditions and the following disclaimer.
>+ * 2. Redistributions in binary form must reproduce the above copyright
>+ *    notice, this list of conditions and the following disclaimer in the
>+ *    documentation and/or other materials provided with the distribution.
>+ *
>+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+ * THE POSSIBILITY OF SUCH DAMAGE.
>+ */
>+
>+#pragma once
>+
>+#if ENABLE(WEBGPU)
>+
>+#include "GPUBindGroupLayoutDescriptor.h"
>+
>+namespace WebCore {
>+
>+using WebGPUBindGroupLayoutDescriptor = GPUBindGroupLayoutDescriptor;
>+
>+} // namespace WebCore
>+
>+#endif // ENABLE(WEBGPU)
>diff --git a/Source/WebCore/Modules/streams/WebGPUBindGroupLayoutDescriptor.idl b/Source/WebCore/Modules/streams/WebGPUBindGroupLayoutDescriptor.idl
>new file mode 100644
>index 0000000000000000000000000000000000000000..bc89ab9f668a528cc0c35a3d9c0839ef0547e44c
>--- /dev/null
>+++ b/Source/WebCore/Modules/streams/WebGPUBindGroupLayoutDescriptor.idl
>@@ -0,0 +1,32 @@
>+/*
>+ * Copyright (C) 2018 Apple Inc. All rights reserved.
>+ *
>+ * Redistribution and use in source and binary forms, with or without
>+ * modification, are permitted provided that the following conditions
>+ * are met:
>+ * 1. Redistributions of source code must retain the above copyright
>+ *    notice, this list of conditions and the following disclaimer.
>+ * 2. Redistributions in binary form must reproduce the above copyright
>+ *    notice, this list of conditions and the following disclaimer in the
>+ *    documentation and/or other materials provided with the distribution.
>+ *
>+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+ * THE POSSIBILITY OF SUCH DAMAGE.
>+ */
>+// https://github.com/gpuweb/gpuweb/blob/master/design/sketch.webidl
>+
>+[
>+    Conditional=WEBGPU,
>+    EnabledAtRuntime=WebGPU
>+] dictionary WebGPUBindGroupLayoutDescriptor {
>+    sequence<WebGPUBindGroupLayoutBinding> bindings;
>+};
>diff --git a/Source/WebCore/Modules/webgpu/WebGPUBindGroupLayoutBinding.h b/Source/WebCore/Modules/webgpu/WebGPUBindGroupLayoutBinding.h
>new file mode 100644
>index 0000000000000000000000000000000000000000..fa6ba2f95b9a57391dc3c9e025f208753cffcfbc
>--- /dev/null
>+++ b/Source/WebCore/Modules/webgpu/WebGPUBindGroupLayoutBinding.h
>@@ -0,0 +1,41 @@
>+/*
>+ * Copyright (C) 2018 Apple Inc. All rights reserved.
>+ *
>+ * Redistribution and use in source and binary forms, with or without
>+ * modification, are permitted provided that the following conditions
>+ * are met:
>+ * 1. Redistributions of source code must retain the above copyright
>+ *    notice, this list of conditions and the following disclaimer.
>+ * 2. Redistributions in binary form must reproduce the above copyright
>+ *    notice, this list of conditions and the following disclaimer in the
>+ *    documentation and/or other materials provided with the distribution.
>+ *
>+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+ * THE POSSIBILITY OF SUCH DAMAGE.
>+ */
>+
>+#pragma once
>+
>+#if ENABLE(WEBGPU)
>+
>+#include "GPUBindGroupLayoutBinding.h"
>+#include "WebGPUShaderStageBit.h"
>+
>+namespace WebCore {
>+
>+using WebGPUBindGroupLayoutBinding = GPUBindGroupLayoutBinding;
>+using WebGPUBindingType = GPUBindGroupLayoutBinding::BindingType;
>+using WebGPUShaderStageFlags = GPUShaderStageFlags;
>+
>+} // namespace WebCore
>+
>+#endif // ENABLE(WEBGPU)
>diff --git a/Source/WebCore/Modules/webgpu/WebGPUBindGroupLayoutBinding.idl b/Source/WebCore/Modules/webgpu/WebGPUBindGroupLayoutBinding.idl
>new file mode 100644
>index 0000000000000000000000000000000000000000..65bf05b2d40fd898c4a006ab3397002dadd25bb7
>--- /dev/null
>+++ b/Source/WebCore/Modules/webgpu/WebGPUBindGroupLayoutBinding.idl
>@@ -0,0 +1,49 @@
>+/*
>+ * Copyright (C) 2018 Apple Inc. All rights reserved.
>+ *
>+ * Redistribution and use in source and binary forms, with or without
>+ * modification, are permitted provided that the following conditions
>+ * are met:
>+ * 1. Redistributions of source code must retain the above copyright
>+ *    notice, this list of conditions and the following disclaimer.
>+ * 2. Redistributions in binary form must reproduce the above copyright
>+ *    notice, this list of conditions and the following disclaimer in the
>+ *    documentation and/or other materials provided with the distribution.
>+ *
>+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+ * THE POSSIBILITY OF SUCH DAMAGE.
>+ */
>+// https://github.com/gpuweb/gpuweb/blob/master/design/sketch.webidl
>+
>+typedef unsigned long u32;
>+typedef u32 WebGPUShaderStageFlags;
>+
>+[
>+    Conditional=WEBGPU,
>+    EnabledAtRuntime=WebGPU
>+] enum WebGPUBindingType {
>+    "uniformBuffer",
>+    "sampler",
>+    "sampledTexture",
>+    "storageBuffer"
>+    // TODO other binding types
>+};
>+
>+[
>+    Conditional=WEBGPU,
>+    EnabledAtRuntime=WebGPU
>+] dictionary WebGPUBindGroupLayoutBinding {
>+    u32 binding;
>+    WebGPUShaderStageFlags visibility;
>+    WebGPUBindingType type;
>+};
>+
>diff --git a/Source/WebCore/Modules/webgpu/WebGPUShaderStageBit.h b/Source/WebCore/Modules/webgpu/WebGPUShaderStageBit.h
>new file mode 100644
>index 0000000000000000000000000000000000000000..841320af90e579ffbfc7945994c36680e240415c
>--- /dev/null
>+++ b/Source/WebCore/Modules/webgpu/WebGPUShaderStageBit.h
>@@ -0,0 +1,38 @@
>+/*
>+ * Copyright (C) 2018 Apple Inc. All rights reserved.
>+ *
>+ * Redistribution and use in source and binary forms, with or without
>+ * modification, are permitted provided that the following conditions
>+ * are met:
>+ * 1. Redistributions of source code must retain the above copyright
>+ *    notice, this list of conditions and the following disclaimer.
>+ * 2. Redistributions in binary form must reproduce the above copyright
>+ *    notice, this list of conditions and the following disclaimer in the
>+ *    documentation and/or other materials provided with the distribution.
>+ *
>+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+ * THE POSSIBILITY OF SUCH DAMAGE.
>+ */
>+
>+#pragma once
>+
>+#if ENABLE(WEBGPU)
>+
>+#include "GPUBindGroupLayoutBinding.h"
>+
>+namespace WebCore {
>+
>+using WebGPUShaderStageBit = GPUShaderStageBit;
>+
>+} // namespace WebCore
>+
>+#endif // ENABLE(WEBGPU)
>diff --git a/Source/WebCore/Modules/webgpu/WebGPUShaderStageBit.idl b/Source/WebCore/Modules/webgpu/WebGPUShaderStageBit.idl
>new file mode 100644
>index 0000000000000000000000000000000000000000..9eea7a4885edcc4e9e321e031a6fd8dcfac25de2
>--- /dev/null
>+++ b/Source/WebCore/Modules/webgpu/WebGPUShaderStageBit.idl
>@@ -0,0 +1,38 @@
>+/*
>+ * Copyright (C) 2018 Apple Inc. All rights reserved.
>+ *
>+ * Redistribution and use in source and binary forms, with or without
>+ * modification, are permitted provided that the following conditions
>+ * are met:
>+ * 1. Redistributions of source code must retain the above copyright
>+ *    notice, this list of conditions and the following disclaimer.
>+ * 2. Redistributions in binary form must reproduce the above copyright
>+ *    notice, this list of conditions and the following disclaimer in the
>+ *    documentation and/or other materials provided with the distribution.
>+ *
>+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+ * THE POSSIBILITY OF SUCH DAMAGE.
>+ */
>+// https://github.com/gpuweb/gpuweb/blob/master/design/sketch.webidl
>+
>+typedef unsigned long u32;
>+
>+[
>+    Conditional=WEBGPU,
>+    EnabledAtRuntime=WebGPU,
>+    ImplementationLacksVTable
>+] interface WebGPUShaderStageBit {
>+    const u32 NONE = 0;
>+    const u32 VERTEX = 1;
>+    const u32 FRAGMENT = 2;
>+    const u32 COMPUTE = 4;
>+};
>diff --git a/Source/WebCore/Sources.txt b/Source/WebCore/Sources.txt
>index b4bdb25b5170687440ba663f06a09bec401e0e2f..7352f33e176dc9abb86f5884562c82f5b76c7bfa 100644
>--- a/Source/WebCore/Sources.txt
>+++ b/Source/WebCore/Sources.txt
>@@ -3222,6 +3222,8 @@ JSWebAnimation.cpp
> JSWebGPU.cpp
> JSWebGPUAdapter.cpp
> JSWebGPUAdapterDescriptor.cpp
>+JSWebGPUBindGroupLayoutBinding.cpp
>+JSWebGPUBindGroupLayoutDescriptor.cpp
> JSWebGPUBuffer.cpp
> JSWebGPUBufferDescriptor.cpp
> JSWebGPUBufferUsage.cpp
>@@ -3243,6 +3245,7 @@ JSWebGPURenderPipeline.cpp
> JSWebGPURenderPipelineDescriptor.cpp
> JSWebGPUShaderModule.cpp
> JSWebGPUShaderModuleDescriptor.cpp
>+JSWebGPUShaderStageBit.cpp
> JSWebGPUSwapChain.cpp
> JSWebGPUTexture.cpp
> JSWebGPUTextureFormatEnum.cpp
>diff --git a/Source/WebCore/WebCore.xcodeproj/project.pbxproj b/Source/WebCore/WebCore.xcodeproj/project.pbxproj
>index ea4e41b2e3ada9fa1d1922f3bc3044ba57680a51..328b0d8ef83fade1e25119bfe03ddb02a7fdd300 100644
>--- a/Source/WebCore/WebCore.xcodeproj/project.pbxproj
>+++ b/Source/WebCore/WebCore.xcodeproj/project.pbxproj
>@@ -13817,6 +13817,9 @@
> 		D06C0D8E0CFD11460065F43F /* RemoveFormatCommand.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = RemoveFormatCommand.cpp; sourceTree = "<group>"; };
> 		D07DEAB70A36554A00CA30F8 /* InsertListCommand.cpp */ = {isa = PBXFileReference; fileEncoding = 30; lastKnownFileType = sourcecode.cpp.cpp; path = InsertListCommand.cpp; sourceTree = "<group>"; };
> 		D07DEAB80A36554A00CA30F8 /* InsertListCommand.h */ = {isa = PBXFileReference; fileEncoding = 30; lastKnownFileType = sourcecode.c.h; path = InsertListCommand.h; sourceTree = "<group>"; };
>+		D083D98421C48050008E8EFF /* GPUBindGroupLayoutDescriptor.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = GPUBindGroupLayoutDescriptor.h; sourceTree = "<group>"; };
>+		D083D98621C4813E008E8EFF /* WebGPUBindGroupLayoutDescriptor.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = WebGPUBindGroupLayoutDescriptor.h; path = Modules/streams/WebGPUBindGroupLayoutDescriptor.h; sourceTree = SOURCE_ROOT; };
>+		D083D98721C4813E008E8EFF /* WebGPUBindGroupLayoutDescriptor.idl */ = {isa = PBXFileReference; lastKnownFileType = text; name = WebGPUBindGroupLayoutDescriptor.idl; path = Modules/streams/WebGPUBindGroupLayoutDescriptor.idl; sourceTree = SOURCE_ROOT; };
> 		D0843A4A20FEBE3D00FE860E /* GraphicsContext3DManager.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = GraphicsContext3DManager.h; sourceTree = "<group>"; };
> 		D0843A4C20FEC16500FE860E /* GraphicsContext3DManager.cpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; path = GraphicsContext3DManager.cpp; sourceTree = "<group>"; };
> 		D086FE9609D53AAB005BC74D /* UnlinkCommand.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = UnlinkCommand.h; sourceTree = "<group>"; };
>@@ -13838,6 +13841,11 @@
> 		D0A3A7301405A39800FB8ED3 /* ResourceLoaderOptions.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ResourceLoaderOptions.h; sourceTree = "<group>"; };
> 		D0B0556609C6700100307E43 /* CreateLinkCommand.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = CreateLinkCommand.h; sourceTree = "<group>"; };
> 		D0B0556709C6700100307E43 /* CreateLinkCommand.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = CreateLinkCommand.cpp; sourceTree = "<group>"; };
>+		D0B8BB0121C46E78000C7681 /* GPUBindGroupLayoutBinding.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = GPUBindGroupLayoutBinding.h; sourceTree = "<group>"; };
>+		D0B8BB0321C4711D000C7681 /* WebGPUShaderStageBit.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = WebGPUShaderStageBit.h; sourceTree = "<group>"; };
>+		D0B8BB0421C4711D000C7681 /* WebGPUShaderStageBit.idl */ = {isa = PBXFileReference; lastKnownFileType = text; path = WebGPUShaderStageBit.idl; sourceTree = "<group>"; };
>+		D0B8BB0521C47256000C7681 /* WebGPUBindGroupLayoutBinding.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = WebGPUBindGroupLayoutBinding.h; sourceTree = "<group>"; };
>+		D0B8BB0621C47256000C7681 /* WebGPUBindGroupLayoutBinding.idl */ = {isa = PBXFileReference; lastKnownFileType = text; path = WebGPUBindGroupLayoutBinding.idl; sourceTree = "<group>"; };
> 		D0BC54481443AC4A00E105DA /* CachedStyleSheetClient.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = CachedStyleSheetClient.h; sourceTree = "<group>"; };
> 		D0BD4F5A1408850F006839B6 /* DictationCommandIOS.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = DictationCommandIOS.cpp; sourceTree = "<group>"; };
> 		D0BD4F5B1408850F006839B6 /* DictationCommandIOS.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = DictationCommandIOS.h; sourceTree = "<group>"; };
>@@ -18039,6 +18047,8 @@
> 			children = (
> 				D087CE3721ACA94200BDE174 /* cocoa */,
> 				312FF8CE21A4C33F00EB199D /* legacy */,
>+				D0B8BB0121C46E78000C7681 /* GPUBindGroupLayoutBinding.h */,
>+				D083D98421C48050008E8EFF /* GPUBindGroupLayoutDescriptor.h */,
> 				D0D8649221B760F2003C983C /* GPUBuffer.h */,
> 				D0D8648721B64CAA003C983C /* GPUBufferDescriptor.h */,
> 				D001D9AB21B0C7BF0023B9BC /* GPUColor.h */,
>@@ -25546,6 +25556,10 @@
> 				D00F5951216FFAC2000D71DB /* WebGPUAdapter.idl */,
> 				D02C26912181416D00D818E4 /* WebGPUAdapterDescriptor.h */,
> 				D02C26922181416D00D818E4 /* WebGPUAdapterDescriptor.idl */,
>+				D0B8BB0521C47256000C7681 /* WebGPUBindGroupLayoutBinding.h */,
>+				D0B8BB0621C47256000C7681 /* WebGPUBindGroupLayoutBinding.idl */,
>+				D083D98621C4813E008E8EFF /* WebGPUBindGroupLayoutDescriptor.h */,
>+				D083D98721C4813E008E8EFF /* WebGPUBindGroupLayoutDescriptor.idl */,
> 				D0D8648D21B70676003C983C /* WebGPUBuffer.cpp */,
> 				D0D8648C21B70676003C983C /* WebGPUBuffer.h */,
> 				D0D8648E21B70676003C983C /* WebGPUBuffer.idl */,
>@@ -25597,6 +25611,8 @@
> 				D0615FCE217FE5C6008A48A8 /* WebGPUShaderModule.idl */,
> 				D060D8872182697000339318 /* WebGPUShaderModuleDescriptor.h */,
> 				D060D88421825D5F00339318 /* WebGPUShaderModuleDescriptor.idl */,
>+				D0B8BB0321C4711D000C7681 /* WebGPUShaderStageBit.h */,
>+				D0B8BB0421C4711D000C7681 /* WebGPUShaderStageBit.idl */,
> 				D0DA0BE5217930E2007FE2AC /* WebGPUSwapChain.cpp */,
> 				D0DA0BE4217930E2007FE2AC /* WebGPUSwapChain.h */,
> 				D0DA0BE6217930E2007FE2AC /* WebGPUSwapChain.idl */,
>diff --git a/Source/WebCore/bindings/js/WebCoreBuiltinNames.h b/Source/WebCore/bindings/js/WebCoreBuiltinNames.h
>index e0b397f3ddd643e7e4e13fc9853e5e01d1b1fcf1..6d1c518b31e8f2252fb13cf9c3c66bc629d2945e 100644
>--- a/Source/WebCore/bindings/js/WebCoreBuiltinNames.h
>+++ b/Source/WebCore/bindings/js/WebCoreBuiltinNames.h
>@@ -201,6 +201,7 @@ namespace WebCore {
>     macro(WebGPURenderPassEncoder) \
>     macro(WebGPURenderPipeline) \
>     macro(WebGPUShaderModule) \
>+    macro(WebGPUShaderStageBit) \
>     macro(WebGPUSwapChain) \
>     macro(WebGPUTexture) \
>     macro(WebGPUTextureView) \
>diff --git a/Source/WebCore/platform/graphics/gpu/GPUBindGroupLayoutBinding.h b/Source/WebCore/platform/graphics/gpu/GPUBindGroupLayoutBinding.h
>new file mode 100644
>index 0000000000000000000000000000000000000000..ae10d9bd48345e8b95126d35b30fe33c72166e6c
>--- /dev/null
>+++ b/Source/WebCore/platform/graphics/gpu/GPUBindGroupLayoutBinding.h
>@@ -0,0 +1,59 @@
>+/*
>+ * Copyright (C) 2018 Apple Inc. All rights reserved.
>+ *
>+ * Redistribution and use in source and binary forms, with or without
>+ * modification, are permitted provided that the following conditions
>+ * are met:
>+ * 1. Redistributions of source code must retain the above copyright
>+ *    notice, this list of conditions and the following disclaimer.
>+ * 2. Redistributions in binary form must reproduce the above copyright
>+ *    notice, this list of conditions and the following disclaimer in the
>+ *    documentation and/or other materials provided with the distribution.
>+ *
>+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+ * THE POSSIBILITY OF SUCH DAMAGE.
>+ */
>+
>+#pragma once
>+
>+#if ENABLE(WEBGPU)
>+
>+#include <wtf/RefCounted.h>
>+
>+namespace WebCore {
>+
>+using GPUShaderStageFlags = unsigned long;
>+
>+class GPUShaderStageBit : public RefCounted<GPUShaderStageBit> {
>+public:
>+    static const GPUShaderStageFlags NONE = 0;
>+    static const GPUShaderStageFlags VERTEX = 1;
>+    static const GPUShaderStageFlags FRAGMENT = 2;
>+    static const GPUShaderStageFlags COMPUTE = 4;
>+};
>+
>+struct GPUBindGroupLayoutBinding {
>+    enum class BindingType {
>+        UniformBuffer,
>+        Sampler,
>+        SampledTexture,
>+        StorageBuffer
>+    };
>+
>+    unsigned long binding;
>+    GPUShaderStageFlags visibility;
>+    BindingType type;
>+};
>+
>+} // namespace WebCore
>+
>+#endif // ENABLE(WEBGPU)
>diff --git a/Source/WebCore/platform/graphics/gpu/GPUBindGroupLayoutDescriptor.h b/Source/WebCore/platform/graphics/gpu/GPUBindGroupLayoutDescriptor.h
>new file mode 100644
>index 0000000000000000000000000000000000000000..b3476455c448439a2d5f0a159b968de97656870b
>--- /dev/null
>+++ b/Source/WebCore/platform/graphics/gpu/GPUBindGroupLayoutDescriptor.h
>@@ -0,0 +1,43 @@
>+/*
>+ * Copyright (C) 2018 Apple Inc. All rights reserved.
>+ *
>+ * Redistribution and use in source and binary forms, with or without
>+ * modification, are permitted provided that the following conditions
>+ * are met:
>+ * 1. Redistributions of source code must retain the above copyright
>+ *    notice, this list of conditions and the following disclaimer.
>+ * 2. Redistributions in binary form must reproduce the above copyright
>+ *    notice, this list of conditions and the following disclaimer in the
>+ *    documentation and/or other materials provided with the distribution.
>+ *
>+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+ * THE POSSIBILITY OF SUCH DAMAGE.
>+ */
>+
>+#pragma once
>+
>+#if ENABLE(WEBGPU)
>+
>+#include "GPUBindGroupLayoutBinding.h"
>+
>+#include <wtf/Vector.h>
>+
>+namespace WebCore {
>+
>+struct GPUBindGroupLayoutDescriptor {
>+    Vector<GPUBindGroupLayoutBinding> bindings;
>+};
>+
>+} // namespace WebCore
>+
>+#endif // ENABLE(WEBGPU)
>+
>diff --git a/Source/WebCore/platform/graphics/gpu/cocoa/GPURenderPassEncoderMetal.mm b/Source/WebCore/platform/graphics/gpu/cocoa/GPURenderPassEncoderMetal.mm
>index 5a73bee5bd5b09d79b15d68a0683f5872f4d2dc1..5565063f6400b403854353daac67e35051401473 100644
>--- a/Source/WebCore/platform/graphics/gpu/cocoa/GPURenderPassEncoderMetal.mm
>+++ b/Source/WebCore/platform/graphics/gpu/cocoa/GPURenderPassEncoderMetal.mm
>@@ -88,6 +88,7 @@ void GPURenderPassEncoder::setVertexBuffers(unsigned long index, Vector<Ref<cons
> {
>     ASSERT(buffers.size() && offsets.size() == buffers.size());
>     // FIXME: Only worry about the first buffer for now, and treat startSlot as the index.
>+    // FIXME: Replace with MTLRenderPassEncoder::setVertexBuffers.
>     [m_platformRenderPassEncoder setVertexBuffer:buffers[0]->platformBuffer() offset:offsets[0] atIndex:index];
> }
> 
>diff --git a/LayoutTests/ChangeLog b/LayoutTests/ChangeLog
>index 754ab34dcf2a4d31c7996eb6344edea8e5db2048..ee6771a5b8c3ac3c654b48de9f6cf00f39e2bc23 100644
>--- a/LayoutTests/ChangeLog
>+++ b/LayoutTests/ChangeLog
>@@ -1,3 +1,15 @@
>+2018-12-14  Justin Fan  <justin_fan@apple.com>
>+
>+        [WebGPU] Implement WebGPUBindGroupLayoutDescriptor and its supporting dictionaries
>+        https://bugs.webkit.org/show_bug.cgi?id=192726
>+
>+        Reviewed by Myles C. Maxfield.
>+
>+        Add simple test to ensure a WebGPUBindGroupLayoutDescriptor can be created.
>+
>+        * webgpu/bind-group-layouts-expected.txt: Added.
>+        * webgpu/bind-group-layouts.html: Added.
>+
> 2018-12-17  Simon Fraser  <simon.fraser@apple.com>
> 
>         REGRESSION (r233268): Elements animated in from offscreen sometimes don't display
>diff --git a/LayoutTests/webgpu/bind-group-layouts-expected.txt b/LayoutTests/webgpu/bind-group-layouts-expected.txt
>new file mode 100644
>index 0000000000000000000000000000000000000000..b591f518a5aa83998e80402bc93ce761e8c9bf59
>--- /dev/null
>+++ b/LayoutTests/webgpu/bind-group-layouts-expected.txt
>@@ -0,0 +1,3 @@
>+
>+PASS Create WebGPUBindGroupLayoutDescriptor. 
>+
>diff --git a/LayoutTests/webgpu/bind-group-layouts.html b/LayoutTests/webgpu/bind-group-layouts.html
>new file mode 100644
>index 0000000000000000000000000000000000000000..3191b20e067d5edee771c800350eef288026223e
>--- /dev/null
>+++ b/LayoutTests/webgpu/bind-group-layouts.html
>@@ -0,0 +1,25 @@
>+<!DOCTYPE html>
>+<meta charset=utf-8>
>+<title>Create WebGPUBindGroupLayoutDescriptor.</title>
>+<body>
>+<script src="../resources/testharness.js"></script>
>+<script src="../resources/testharnessreport.js"></script>
>+<script>
>+function createBindGroupLayoutBinding() {
>+    return {
>+        binding: 0,
>+        visibility: WebGPUShaderStageBit.FRAGMENT | WebGPUShaderStageBit.VERTEX,
>+        type: "storageBuffer"
>+    };
>+}
>+
>+test(() => {
>+    const bindGroupLayoutBinding = createBindGroupLayoutBinding();
>+    const bindGroupLayoutDescriptor = { bindings: [bindGroupLayoutBinding] };
>+    assert_not_equals(bindGroupLayoutDescriptor.bindings[0].visibility & WebGPUShaderStageBit.FRAGMENT, 0);
>+    assert_not_equals(bindGroupLayoutDescriptor.bindings[0].visibility & WebGPUShaderStageBit.VERTEX, 0);
>+    assert_equals(bindGroupLayoutDescriptor.bindings[0].type, "storageBuffer");
>+});
>+
>+</script>
>+</body>
>\ No newline at end of file

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Attachments on bug 192726: 357358 | 357364 | 357367 | 357371 | 357453 | 357463 | 357465