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/**
* Copyright 2019-2023 WebGPU-Native developers
*
* SPDX-License-Identifier: BSD-3-Clause
*/
/** @file */
/**
* \mainpage
*
* **Important:** *This documentation is a Work In Progress.*
*
* This is the home of WebGPU C API specification. We define here the standard
* `webgpu.h` header that all implementations should provide.
*
* For all details where behavior is not otherwise specified, `webgpu.h` has
* the same behavior as the WebGPU specification for JavaScript on the Web.
* The WebIDL-based Web specification is mapped into C as faithfully (and
* bidirectionally) as practical/possible.
* The working draft of WebGPU can be found at <https://www.w3.org/TR/webgpu/>.
*
* The standard include directive for this header is `#include <webgpu/webgpu.h>`
* (if it is provided in a system-wide or toolchain-wide include directory).
*/
#ifndef WEBGPU_H_
#define WEBGPU_H_
#if defined(WGPU_SHARED_LIBRARY)
# if defined(_WIN32)
# if defined(WGPU_IMPLEMENTATION)
# define WGPU_EXPORT __declspec(dllexport)
# else
# define WGPU_EXPORT __declspec(dllimport)
# endif
# else // defined(_WIN32)
# if defined(WGPU_IMPLEMENTATION)
# define WGPU_EXPORT __attribute__((visibility("default")))
# else
# define WGPU_EXPORT
# endif
# endif // defined(_WIN32)
#else // defined(WGPU_SHARED_LIBRARY)
# define WGPU_EXPORT
#endif // defined(WGPU_SHARED_LIBRARY)
#if !defined(WGPU_OBJECT_ATTRIBUTE)
#define WGPU_OBJECT_ATTRIBUTE
#endif
#if !defined(WGPU_ENUM_ATTRIBUTE)
#define WGPU_ENUM_ATTRIBUTE
#endif
#if !defined(WGPU_STRUCTURE_ATTRIBUTE)
#define WGPU_STRUCTURE_ATTRIBUTE
#endif
#if !defined(WGPU_FUNCTION_ATTRIBUTE)
#define WGPU_FUNCTION_ATTRIBUTE
#endif
#if !defined(WGPU_NULLABLE)
#define WGPU_NULLABLE
#endif
#include <stdint.h>
#include <stddef.h>
#include <math.h>
#define _wgpu_COMMA ,
#if defined(__cplusplus)
# define _wgpu_ENUM_ZERO_INIT(type) type(0)
# define _wgpu_STRUCT_ZERO_INIT {}
# if __cplusplus >= 201103L
# define _wgpu_MAKE_INIT_STRUCT(type, value) (type value)
# else
# define _wgpu_MAKE_INIT_STRUCT(type, value) value
# endif
#else
# define _wgpu_ENUM_ZERO_INIT(type) (type)0
# define _wgpu_STRUCT_ZERO_INIT {0}
# if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
# define _wgpu_MAKE_INIT_STRUCT(type, value) ((type) value)
# else
# define _wgpu_MAKE_INIT_STRUCT(type, value) value
# endif
#endif
/**
* \defgroup Constants Constants
* \brief Constants.
*
* @{
*/
/**
* 'True' value of @ref WGPUBool.
*
* @remark It's not usually necessary to use this, as `true` (from
* `stdbool.h` or C++) casts to the same value.
*/
#define WGPU_TRUE (UINT32_C(1))
/**
* 'False' value of @ref WGPUBool.
*
* @remark It's not usually necessary to use this, as `false` (from
* `stdbool.h` or C++) casts to the same value.
*/
#define WGPU_FALSE (UINT32_C(0))
/**
* Indicates no array layer count is specified. For more info,
* see @ref SentinelValues and the places that use this sentinel value.
*/
#define WGPU_ARRAY_LAYER_COUNT_UNDEFINED (UINT32_MAX)
/**
* Indicates no copy stride is specified. For more info,
* see @ref SentinelValues and the places that use this sentinel value.
*/
#define WGPU_COPY_STRIDE_UNDEFINED (UINT32_MAX)
/**
* Indicates no depth clear value is specified. For more info,
* see @ref SentinelValues and the places that use this sentinel value.
*/
#define WGPU_DEPTH_CLEAR_VALUE_UNDEFINED (NAN)
/**
* Indicates no depth slice is specified. For more info,
* see @ref SentinelValues and the places that use this sentinel value.
*/
#define WGPU_DEPTH_SLICE_UNDEFINED (UINT32_MAX)
/**
* For `uint32_t` limits, indicates no limit value is specified. For more info,
* see @ref SentinelValues and the places that use this sentinel value.
*/
#define WGPU_LIMIT_U32_UNDEFINED (UINT32_MAX)
/**
* For `uint64_t` limits, indicates no limit value is specified. For more info,
* see @ref SentinelValues and the places that use this sentinel value.
*/
#define WGPU_LIMIT_U64_UNDEFINED (UINT64_MAX)
/**
* Indicates no mip level count is specified. For more info,
* see @ref SentinelValues and the places that use this sentinel value.
*/
#define WGPU_MIP_LEVEL_COUNT_UNDEFINED (UINT32_MAX)
/**
* Indicates no query set index is specified. For more info,
* see @ref SentinelValues and the places that use this sentinel value.
*/
#define WGPU_QUERY_SET_INDEX_UNDEFINED (UINT32_MAX)
/**
* Sentinel value used in @ref WGPUStringView to indicate that the pointer
* is to a null-terminated string, rather than an explicitly-sized string.
*/
#define WGPU_STRLEN (SIZE_MAX)
/**
* Indicates a size extending to the end of the buffer. For more info,
* see @ref SentinelValues and the places that use this sentinel value.
*/
#define WGPU_WHOLE_MAP_SIZE (SIZE_MAX)
/**
* Indicates a size extending to the end of the buffer. For more info,
* see @ref SentinelValues and the places that use this sentinel value.
*/
#define WGPU_WHOLE_SIZE (UINT64_MAX)
/** @} */
/**
* \defgroup UtilityTypes Utility Types
*
* @{
*/
/**
* Nullable value defining a pointer+length view into a UTF-8 encoded string.
*
* Values passed into the API may use the special length value @ref WGPU_STRLEN
* to indicate a null-terminated string.
* Non-null values passed out of the API (for example as callback arguments)
* always provide an explicit length and **may or may not be null-terminated**.
*
* Some inputs to the API accept null values. Those which do not accept null
* values "default" to the empty string when null values are passed.
*
* Values are encoded as follows:
* - `{NULL, WGPU_STRLEN}`: the null value.
* - `{non_null_pointer, WGPU_STRLEN}`: a null-terminated string view.
* - `{any, 0}`: the empty string.
* - `{NULL, non_zero_length}`: not allowed (null dereference).
* - `{non_null_pointer, non_zero_length}`: an explictly-sized string view with
* size `non_zero_length` (in bytes).
*
* For info on how this is used in various places, see \ref Strings.
*/
typedef struct WGPUStringView {
WGPU_NULLABLE char const * data;
size_t length;
} WGPUStringView WGPU_STRUCTURE_ATTRIBUTE;
/**
* Initializer for @ref WGPUStringView.
*/
#define WGPU_STRING_VIEW_INIT _wgpu_MAKE_INIT_STRUCT(WGPUStringView, { \
/*.data=*/NULL _wgpu_COMMA \
/*.length=*/WGPU_STRLEN _wgpu_COMMA \
})
typedef uint64_t WGPUFlags;
typedef uint32_t WGPUBool;
/** @} */
/**
* \defgroup Objects Objects
* \brief Opaque, non-dispatchable handles to WebGPU objects.
*
* @{
*/
typedef struct WGPUAdapterImpl* WGPUAdapter WGPU_OBJECT_ATTRIBUTE;
typedef struct WGPUBindGroupImpl* WGPUBindGroup WGPU_OBJECT_ATTRIBUTE;
typedef struct WGPUBindGroupLayoutImpl* WGPUBindGroupLayout WGPU_OBJECT_ATTRIBUTE;
typedef struct WGPUBufferImpl* WGPUBuffer WGPU_OBJECT_ATTRIBUTE;
typedef struct WGPUCommandBufferImpl* WGPUCommandBuffer WGPU_OBJECT_ATTRIBUTE;
typedef struct WGPUCommandEncoderImpl* WGPUCommandEncoder WGPU_OBJECT_ATTRIBUTE;
typedef struct WGPUComputePassEncoderImpl* WGPUComputePassEncoder WGPU_OBJECT_ATTRIBUTE;
typedef struct WGPUComputePipelineImpl* WGPUComputePipeline WGPU_OBJECT_ATTRIBUTE;
/**
* TODO
*
* Releasing the last ref to a `WGPUDevice` also calls @ref wgpuDeviceDestroy.
* For more info, see @ref DeviceRelease.
*/
typedef struct WGPUDeviceImpl* WGPUDevice WGPU_OBJECT_ATTRIBUTE;
/**
* A sampleable 2D texture that may perform 0-copy YUV sampling internally. Creation of @ref WGPUExternalTexture is extremely implementation-dependent and not defined in this header.
*/
typedef struct WGPUExternalTextureImpl* WGPUExternalTexture WGPU_OBJECT_ATTRIBUTE;
typedef struct WGPUInstanceImpl* WGPUInstance WGPU_OBJECT_ATTRIBUTE;
typedef struct WGPUPipelineLayoutImpl* WGPUPipelineLayout WGPU_OBJECT_ATTRIBUTE;
typedef struct WGPUQuerySetImpl* WGPUQuerySet WGPU_OBJECT_ATTRIBUTE;
typedef struct WGPUQueueImpl* WGPUQueue WGPU_OBJECT_ATTRIBUTE;
typedef struct WGPURenderBundleImpl* WGPURenderBundle WGPU_OBJECT_ATTRIBUTE;
typedef struct WGPURenderBundleEncoderImpl* WGPURenderBundleEncoder WGPU_OBJECT_ATTRIBUTE;
typedef struct WGPURenderPassEncoderImpl* WGPURenderPassEncoder WGPU_OBJECT_ATTRIBUTE;
typedef struct WGPURenderPipelineImpl* WGPURenderPipeline WGPU_OBJECT_ATTRIBUTE;
typedef struct WGPUSamplerImpl* WGPUSampler WGPU_OBJECT_ATTRIBUTE;
typedef struct WGPUShaderModuleImpl* WGPUShaderModule WGPU_OBJECT_ATTRIBUTE;
/**
* An object used to continuously present image data to the user, see @ref Surfaces for more details.
*/
typedef struct WGPUSurfaceImpl* WGPUSurface WGPU_OBJECT_ATTRIBUTE;
typedef struct WGPUTextureImpl* WGPUTexture WGPU_OBJECT_ATTRIBUTE;
typedef struct WGPUTextureViewImpl* WGPUTextureView WGPU_OBJECT_ATTRIBUTE;
/** @} */
// Structure forward declarations
struct WGPUAdapterInfo;
struct WGPUBlendComponent;
struct WGPUBufferBindingLayout;
struct WGPUBufferDescriptor;
struct WGPUColor;
struct WGPUCommandBufferDescriptor;
struct WGPUCommandEncoderDescriptor;
struct WGPUCompatibilityModeLimits;
struct WGPUCompilationMessage;
struct WGPUConstantEntry;
struct WGPUExtent3D;
struct WGPUExternalTextureBindingEntry;
struct WGPUExternalTextureBindingLayout;
struct WGPUFuture;
struct WGPUInstanceLimits;
struct WGPUMultisampleState;
struct WGPUOrigin3D;
struct WGPUPassTimestampWrites;
struct WGPUPipelineLayoutDescriptor;
struct WGPUPrimitiveState;
struct WGPUQuerySetDescriptor;
struct WGPUQueueDescriptor;
struct WGPURenderBundleDescriptor;
struct WGPURenderBundleEncoderDescriptor;
struct WGPURenderPassDepthStencilAttachment;
struct WGPURenderPassMaxDrawCount;
struct WGPURequestAdapterWebXROptions;
struct WGPUSamplerBindingLayout;
struct WGPUSamplerDescriptor;
struct WGPUShaderSourceSPIRV;
struct WGPUShaderSourceWGSL;
struct WGPUStencilFaceState;
struct WGPUStorageTextureBindingLayout;
struct WGPUSupportedFeatures;
struct WGPUSupportedInstanceFeatures;
struct WGPUSupportedWGSLLanguageFeatures;
struct WGPUSurfaceCapabilities;
struct WGPUSurfaceColorManagement;
struct WGPUSurfaceConfiguration;
struct WGPUSurfaceSourceAndroidNativeWindow;
struct WGPUSurfaceSourceMetalLayer;
struct WGPUSurfaceSourceWaylandSurface;
struct WGPUSurfaceSourceWindowsHWND;
struct WGPUSurfaceSourceXCBWindow;
struct WGPUSurfaceSourceXlibWindow;
struct WGPUSurfaceTexture;
struct WGPUTexelCopyBufferLayout;
struct WGPUTextureBindingLayout;
struct WGPUTextureBindingViewDimension;
struct WGPUTextureComponentSwizzle;
struct WGPUVertexAttribute;
struct WGPUBindGroupEntry;
struct WGPUBindGroupLayoutEntry;
struct WGPUBlendState;
struct WGPUCompilationInfo;
struct WGPUComputePassDescriptor;
struct WGPUComputeState;
struct WGPUDepthStencilState;
struct WGPUFutureWaitInfo;
struct WGPUInstanceDescriptor;
struct WGPULimits;
struct WGPURenderPassColorAttachment;
struct WGPURequestAdapterOptions;
struct WGPUShaderModuleDescriptor;
struct WGPUSurfaceDescriptor;
struct WGPUTexelCopyBufferInfo;
struct WGPUTexelCopyTextureInfo;
struct WGPUTextureComponentSwizzleDescriptor;
struct WGPUTextureDescriptor;
struct WGPUVertexBufferLayout;
struct WGPUBindGroupDescriptor;
struct WGPUBindGroupLayoutDescriptor;
struct WGPUColorTargetState;
struct WGPUComputePipelineDescriptor;
struct WGPUDeviceDescriptor;
struct WGPURenderPassDescriptor;
struct WGPUTextureViewDescriptor;
struct WGPUVertexState;
struct WGPUFragmentState;
struct WGPURenderPipelineDescriptor;
// Callback info structure forward declarations
struct WGPUBufferMapCallbackInfo;
struct WGPUCompilationInfoCallbackInfo;
struct WGPUCreateComputePipelineAsyncCallbackInfo;
struct WGPUCreateRenderPipelineAsyncCallbackInfo;
struct WGPUDeviceLostCallbackInfo;
struct WGPUPopErrorScopeCallbackInfo;
struct WGPUQueueWorkDoneCallbackInfo;
struct WGPURequestAdapterCallbackInfo;
struct WGPURequestDeviceCallbackInfo;
struct WGPUUncapturedErrorCallbackInfo;
/**
* \defgroup Enumerations Enumerations
* \brief Enums.
*
* @{
*/
typedef enum WGPUAdapterType {
WGPUAdapterType_DiscreteGPU = 0x00000001,
WGPUAdapterType_IntegratedGPU = 0x00000002,
WGPUAdapterType_CPU = 0x00000003,
WGPUAdapterType_Unknown = 0x00000004,
WGPUAdapterType_Force32 = 0x7FFFFFFF
} WGPUAdapterType WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUAddressMode {
/**
* `0`. Indicates no value is passed for this argument. See @ref SentinelValues.
*/
WGPUAddressMode_Undefined = 0x00000000,
WGPUAddressMode_ClampToEdge = 0x00000001,
WGPUAddressMode_Repeat = 0x00000002,
WGPUAddressMode_MirrorRepeat = 0x00000003,
WGPUAddressMode_Force32 = 0x7FFFFFFF
} WGPUAddressMode WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUBackendType {
/**
* `0`. Indicates no value is passed for this argument. See @ref SentinelValues.
*/
WGPUBackendType_Undefined = 0x00000000,
WGPUBackendType_Null = 0x00000001,
WGPUBackendType_WebGPU = 0x00000002,
WGPUBackendType_D3D11 = 0x00000003,
WGPUBackendType_D3D12 = 0x00000004,
WGPUBackendType_Metal = 0x00000005,
WGPUBackendType_Vulkan = 0x00000006,
WGPUBackendType_OpenGL = 0x00000007,
WGPUBackendType_OpenGLES = 0x00000008,
WGPUBackendType_Force32 = 0x7FFFFFFF
} WGPUBackendType WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUBlendFactor {
/**
* `0`. Indicates no value is passed for this argument. See @ref SentinelValues.
*/
WGPUBlendFactor_Undefined = 0x00000000,
WGPUBlendFactor_Zero = 0x00000001,
WGPUBlendFactor_One = 0x00000002,
WGPUBlendFactor_Src = 0x00000003,
WGPUBlendFactor_OneMinusSrc = 0x00000004,
WGPUBlendFactor_SrcAlpha = 0x00000005,
WGPUBlendFactor_OneMinusSrcAlpha = 0x00000006,
WGPUBlendFactor_Dst = 0x00000007,
WGPUBlendFactor_OneMinusDst = 0x00000008,
WGPUBlendFactor_DstAlpha = 0x00000009,
WGPUBlendFactor_OneMinusDstAlpha = 0x0000000A,
WGPUBlendFactor_SrcAlphaSaturated = 0x0000000B,
WGPUBlendFactor_Constant = 0x0000000C,
WGPUBlendFactor_OneMinusConstant = 0x0000000D,
WGPUBlendFactor_Src1 = 0x0000000E,
WGPUBlendFactor_OneMinusSrc1 = 0x0000000F,
WGPUBlendFactor_Src1Alpha = 0x00000010,
WGPUBlendFactor_OneMinusSrc1Alpha = 0x00000011,
WGPUBlendFactor_Force32 = 0x7FFFFFFF
} WGPUBlendFactor WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUBlendOperation {
/**
* `0`. Indicates no value is passed for this argument. See @ref SentinelValues.
*/
WGPUBlendOperation_Undefined = 0x00000000,
WGPUBlendOperation_Add = 0x00000001,
WGPUBlendOperation_Subtract = 0x00000002,
WGPUBlendOperation_ReverseSubtract = 0x00000003,
WGPUBlendOperation_Min = 0x00000004,
WGPUBlendOperation_Max = 0x00000005,
WGPUBlendOperation_Force32 = 0x7FFFFFFF
} WGPUBlendOperation WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUBufferBindingType {
/**
* `0`. Indicates that this @ref WGPUBufferBindingLayout member of
* its parent @ref WGPUBindGroupLayoutEntry is not used.
* (See also @ref SentinelValues.)
*/
WGPUBufferBindingType_BindingNotUsed = 0x00000000,
/**
* `1`. Indicates no value is passed for this argument. See @ref SentinelValues.
*/
WGPUBufferBindingType_Undefined = 0x00000001,
WGPUBufferBindingType_Uniform = 0x00000002,
WGPUBufferBindingType_Storage = 0x00000003,
WGPUBufferBindingType_ReadOnlyStorage = 0x00000004,
WGPUBufferBindingType_Force32 = 0x7FFFFFFF
} WGPUBufferBindingType WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUBufferMapState {
WGPUBufferMapState_Unmapped = 0x00000001,
WGPUBufferMapState_Pending = 0x00000002,
WGPUBufferMapState_Mapped = 0x00000003,
WGPUBufferMapState_Force32 = 0x7FFFFFFF
} WGPUBufferMapState WGPU_ENUM_ATTRIBUTE;
/**
* The callback mode controls how a callback for an asynchronous operation may be fired. See @ref Asynchronous-Operations for how these are used.
*/
typedef enum WGPUCallbackMode {
/**
* Callbacks created with `WGPUCallbackMode_WaitAnyOnly`:
* - fire when the asynchronous operation's future is passed to a call to @ref wgpuInstanceWaitAny
* AND the operation has already completed or it completes inside the call to @ref wgpuInstanceWaitAny.
*/
WGPUCallbackMode_WaitAnyOnly = 0x00000001,
/**
* Callbacks created with `WGPUCallbackMode_AllowProcessEvents`:
* - fire for the same reasons as callbacks created with `WGPUCallbackMode_WaitAnyOnly`
* - fire inside a call to @ref wgpuInstanceProcessEvents if the asynchronous operation is complete.
*/
WGPUCallbackMode_AllowProcessEvents = 0x00000002,
/**
* Callbacks created with `WGPUCallbackMode_AllowSpontaneous`:
* - fire for the same reasons as callbacks created with `WGPUCallbackMode_AllowProcessEvents`
* - **may** fire spontaneously on an arbitrary or application thread, when the WebGPU implementations discovers that the asynchronous operation is complete.
*
* Implementations _should_ fire spontaneous callbacks as soon as possible.
*
* @note Because spontaneous callbacks may fire at an arbitrary time on an arbitrary thread, applications should take extra care when acquiring locks or mutating state inside the callback. It undefined behavior to re-entrantly call into the webgpu.h API if the callback fires while inside the callstack of another webgpu.h function that is not `wgpuInstanceWaitAny` or `wgpuInstanceProcessEvents`.
*/
WGPUCallbackMode_AllowSpontaneous = 0x00000003,
WGPUCallbackMode_Force32 = 0x7FFFFFFF
} WGPUCallbackMode WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUCompareFunction {
/**
* `0`. Indicates no value is passed for this argument. See @ref SentinelValues.
*/
WGPUCompareFunction_Undefined = 0x00000000,
WGPUCompareFunction_Never = 0x00000001,
WGPUCompareFunction_Less = 0x00000002,
WGPUCompareFunction_Equal = 0x00000003,
WGPUCompareFunction_LessEqual = 0x00000004,
WGPUCompareFunction_Greater = 0x00000005,
WGPUCompareFunction_NotEqual = 0x00000006,
WGPUCompareFunction_GreaterEqual = 0x00000007,
WGPUCompareFunction_Always = 0x00000008,
WGPUCompareFunction_Force32 = 0x7FFFFFFF
} WGPUCompareFunction WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUCompilationInfoRequestStatus {
WGPUCompilationInfoRequestStatus_Success = 0x00000001,
/**
* See @ref CallbackStatuses.
*/
WGPUCompilationInfoRequestStatus_CallbackCancelled = 0x00000002,
WGPUCompilationInfoRequestStatus_Force32 = 0x7FFFFFFF
} WGPUCompilationInfoRequestStatus WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUCompilationMessageType {
WGPUCompilationMessageType_Error = 0x00000001,
WGPUCompilationMessageType_Warning = 0x00000002,
WGPUCompilationMessageType_Info = 0x00000003,
WGPUCompilationMessageType_Force32 = 0x7FFFFFFF
} WGPUCompilationMessageType WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUComponentSwizzle {
/**
* `0`. Indicates no value is passed for this argument. See @ref SentinelValues.
*/
WGPUComponentSwizzle_Undefined = 0x00000000,
/**
* Force its value to 0.
*/
WGPUComponentSwizzle_Zero = 0x00000001,
/**
* Force its value to 1.
*/
WGPUComponentSwizzle_One = 0x00000002,
/**
* Take its value from the red channel of the texture.
*/
WGPUComponentSwizzle_R = 0x00000003,
/**
* Take its value from the green channel of the texture.
*/
WGPUComponentSwizzle_G = 0x00000004,
/**
* Take its value from the blue channel of the texture.
*/
WGPUComponentSwizzle_B = 0x00000005,
/**
* Take its value from the alpha channel of the texture.
*/
WGPUComponentSwizzle_A = 0x00000006,
WGPUComponentSwizzle_Force32 = 0x7FFFFFFF
} WGPUComponentSwizzle WGPU_ENUM_ATTRIBUTE;
/**
* Describes how frames are composited with other contents on the screen when @ref wgpuSurfacePresent is called.
*/
typedef enum WGPUCompositeAlphaMode {
/**
* `0`. Lets the WebGPU implementation choose the best mode (supported, and with the best performance) between @ref WGPUCompositeAlphaMode_Opaque or @ref WGPUCompositeAlphaMode_Inherit.
*/
WGPUCompositeAlphaMode_Auto = 0x00000000,
/**
* The alpha component of the image is ignored and teated as if it is always 1.0.
*/
WGPUCompositeAlphaMode_Opaque = 0x00000001,
/**
* The alpha component is respected and non-alpha components are assumed to be already multiplied with the alpha component. For example, (0.5, 0, 0, 0.5) is semi-transparent bright red.
*/
WGPUCompositeAlphaMode_Premultiplied = 0x00000002,
/**
* The alpha component is respected and non-alpha components are assumed to NOT be already multiplied with the alpha component. For example, (1.0, 0, 0, 0.5) is semi-transparent bright red.
*/
WGPUCompositeAlphaMode_Unpremultiplied = 0x00000003,
/**
* The handling of the alpha component is unknown to WebGPU and should be handled by the application using system-specific APIs. This mode may be unavailable (for example on Wasm).
*/
WGPUCompositeAlphaMode_Inherit = 0x00000004,
WGPUCompositeAlphaMode_Force32 = 0x7FFFFFFF
} WGPUCompositeAlphaMode WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUCreatePipelineAsyncStatus {
WGPUCreatePipelineAsyncStatus_Success = 0x00000001,
/**
* See @ref CallbackStatuses.
*/
WGPUCreatePipelineAsyncStatus_CallbackCancelled = 0x00000002,
WGPUCreatePipelineAsyncStatus_ValidationError = 0x00000003,
WGPUCreatePipelineAsyncStatus_InternalError = 0x00000004,
WGPUCreatePipelineAsyncStatus_Force32 = 0x7FFFFFFF
} WGPUCreatePipelineAsyncStatus WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUCullMode {
/**
* `0`. Indicates no value is passed for this argument. See @ref SentinelValues.
*/
WGPUCullMode_Undefined = 0x00000000,
WGPUCullMode_None = 0x00000001,
WGPUCullMode_Front = 0x00000002,
WGPUCullMode_Back = 0x00000003,
WGPUCullMode_Force32 = 0x7FFFFFFF
} WGPUCullMode WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUDeviceLostReason {
WGPUDeviceLostReason_Unknown = 0x00000001,
WGPUDeviceLostReason_Destroyed = 0x00000002,
/**
* See @ref CallbackStatuses.
*/
WGPUDeviceLostReason_CallbackCancelled = 0x00000003,
WGPUDeviceLostReason_FailedCreation = 0x00000004,
WGPUDeviceLostReason_Force32 = 0x7FFFFFFF
} WGPUDeviceLostReason WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUErrorFilter {
WGPUErrorFilter_Validation = 0x00000001,
WGPUErrorFilter_OutOfMemory = 0x00000002,
WGPUErrorFilter_Internal = 0x00000003,
WGPUErrorFilter_Force32 = 0x7FFFFFFF
} WGPUErrorFilter WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUErrorType {
WGPUErrorType_NoError = 0x00000001,
WGPUErrorType_Validation = 0x00000002,
WGPUErrorType_OutOfMemory = 0x00000003,
WGPUErrorType_Internal = 0x00000004,
WGPUErrorType_Unknown = 0x00000005,
WGPUErrorType_Force32 = 0x7FFFFFFF
} WGPUErrorType WGPU_ENUM_ATTRIBUTE;
/**
* See @ref WGPURequestAdapterOptions::featureLevel.
*/
typedef enum WGPUFeatureLevel {
/**
* `0`. Indicates no value is passed for this argument. See @ref SentinelValues.
*/
WGPUFeatureLevel_Undefined = 0x00000000,
/**
* "Compatibility" profile which can be supported on OpenGL ES 3.1 and D3D11.
*/
WGPUFeatureLevel_Compatibility = 0x00000001,
/**
* "Core" profile which can be supported on Vulkan/Metal/D3D12 (at least).
*/
WGPUFeatureLevel_Core = 0x00000002,
WGPUFeatureLevel_Force32 = 0x7FFFFFFF
} WGPUFeatureLevel WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUFeatureName {
WGPUFeatureName_CoreFeaturesAndLimits = 0x00000001,
WGPUFeatureName_DepthClipControl = 0x00000002,
WGPUFeatureName_Depth32FloatStencil8 = 0x00000003,
WGPUFeatureName_TextureCompressionBC = 0x00000004,
WGPUFeatureName_TextureCompressionBCSliced3D = 0x00000005,
WGPUFeatureName_TextureCompressionETC2 = 0x00000006,
WGPUFeatureName_TextureCompressionASTC = 0x00000007,
WGPUFeatureName_TextureCompressionASTCSliced3D = 0x00000008,
WGPUFeatureName_TimestampQuery = 0x00000009,
WGPUFeatureName_IndirectFirstInstance = 0x0000000A,
WGPUFeatureName_ShaderF16 = 0x0000000B,
WGPUFeatureName_RG11B10UfloatRenderable = 0x0000000C,
WGPUFeatureName_BGRA8UnormStorage = 0x0000000D,
WGPUFeatureName_Float32Filterable = 0x0000000E,
WGPUFeatureName_Float32Blendable = 0x0000000F,
WGPUFeatureName_ClipDistances = 0x00000010,
WGPUFeatureName_DualSourceBlending = 0x00000011,
WGPUFeatureName_Subgroups = 0x00000012,
WGPUFeatureName_TextureFormatsTier1 = 0x00000013,
WGPUFeatureName_TextureFormatsTier2 = 0x00000014,
WGPUFeatureName_PrimitiveIndex = 0x00000015,
WGPUFeatureName_TextureComponentSwizzle = 0x00000016,
WGPUFeatureName_SubgroupSizeControl = 0x00000017,
WGPUFeatureName_TextureCompressionUnaligned = 0x00000018,
WGPUFeatureName_AtomicVec2uMinMax = 0x00000019,
WGPUFeatureName_Force32 = 0x7FFFFFFF
} WGPUFeatureName WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUFilterMode {
/**
* `0`. Indicates no value is passed for this argument. See @ref SentinelValues.
*/
WGPUFilterMode_Undefined = 0x00000000,
WGPUFilterMode_Nearest = 0x00000001,
WGPUFilterMode_Linear = 0x00000002,
WGPUFilterMode_Force32 = 0x7FFFFFFF
} WGPUFilterMode WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUFrontFace {
/**
* `0`. Indicates no value is passed for this argument. See @ref SentinelValues.
*/
WGPUFrontFace_Undefined = 0x00000000,
WGPUFrontFace_CCW = 0x00000001,
WGPUFrontFace_CW = 0x00000002,
WGPUFrontFace_Force32 = 0x7FFFFFFF
} WGPUFrontFace WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUIndexFormat {
/**
* `0`. Indicates no value is passed for this argument. See @ref SentinelValues.
*/
WGPUIndexFormat_Undefined = 0x00000000,
WGPUIndexFormat_Uint16 = 0x00000001,
WGPUIndexFormat_Uint32 = 0x00000002,
WGPUIndexFormat_Force32 = 0x7FFFFFFF
} WGPUIndexFormat WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUInstanceFeatureName {
/**
* Enable use of ::wgpuInstanceWaitAny with `timeoutNS > 0`.
*/
WGPUInstanceFeatureName_TimedWaitAny = 0x00000001,
/**
* Enable passing SPIR-V shaders to @ref wgpuDeviceCreateShaderModule,
* via @ref WGPUShaderSourceSPIRV.
*/
WGPUInstanceFeatureName_ShaderSourceSPIRV = 0x00000002,
/**
* Normally, a @ref WGPUAdapter can only create a single device. If this is
* available and enabled, then adapters won't immediately expire when they
* create a device, so can be reused to make multiple devices. They may
* still expire for other reasons.
*/
WGPUInstanceFeatureName_MultipleDevicesPerAdapter = 0x00000003,
WGPUInstanceFeatureName_Force32 = 0x7FFFFFFF
} WGPUInstanceFeatureName WGPU_ENUM_ATTRIBUTE;
typedef enum WGPULoadOp {
/**
* `0`. Indicates no value is passed for this argument. See @ref SentinelValues.
*/
WGPULoadOp_Undefined = 0x00000000,
WGPULoadOp_Load = 0x00000001,
WGPULoadOp_Clear = 0x00000002,
WGPULoadOp_Force32 = 0x7FFFFFFF
} WGPULoadOp WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUMapAsyncStatus {
WGPUMapAsyncStatus_Success = 0x00000001,
/**
* See @ref CallbackStatuses.
*/
WGPUMapAsyncStatus_CallbackCancelled = 0x00000002,
WGPUMapAsyncStatus_Error = 0x00000003,
WGPUMapAsyncStatus_Aborted = 0x00000004,
WGPUMapAsyncStatus_Force32 = 0x7FFFFFFF
} WGPUMapAsyncStatus WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUMipmapFilterMode {
/**
* `0`. Indicates no value is passed for this argument. See @ref SentinelValues.
*/
WGPUMipmapFilterMode_Undefined = 0x00000000,
WGPUMipmapFilterMode_Nearest = 0x00000001,
WGPUMipmapFilterMode_Linear = 0x00000002,
WGPUMipmapFilterMode_Force32 = 0x7FFFFFFF
} WGPUMipmapFilterMode WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUOptionalBool {
/**
* `0`.
*/
WGPUOptionalBool_False = 0x00000000,
WGPUOptionalBool_True = 0x00000001,
WGPUOptionalBool_Undefined = 0x00000002,
WGPUOptionalBool_Force32 = 0x7FFFFFFF
} WGPUOptionalBool WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUPopErrorScopeStatus {
/**
* The error scope stack was successfully popped and a result was reported.
*/
WGPUPopErrorScopeStatus_Success = 0x00000001,
/**
* See @ref CallbackStatuses.
*/
WGPUPopErrorScopeStatus_CallbackCancelled = 0x00000002,
/**
* The error scope stack could not be popped, because it was empty.
*/
WGPUPopErrorScopeStatus_Error = 0x00000003,
WGPUPopErrorScopeStatus_Force32 = 0x7FFFFFFF
} WGPUPopErrorScopeStatus WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUPowerPreference {
/**
* `0`. No preference. (See also @ref SentinelValues.)
*/
WGPUPowerPreference_Undefined = 0x00000000,
WGPUPowerPreference_LowPower = 0x00000001,
WGPUPowerPreference_HighPerformance = 0x00000002,
WGPUPowerPreference_Force32 = 0x7FFFFFFF
} WGPUPowerPreference WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUPredefinedColorSpace {
WGPUPredefinedColorSpace_SRGB = 0x00000001,
WGPUPredefinedColorSpace_DisplayP3 = 0x00000002,
WGPUPredefinedColorSpace_Force32 = 0x7FFFFFFF
} WGPUPredefinedColorSpace WGPU_ENUM_ATTRIBUTE;
/**
* Describes when and in which order frames are presented on the screen when @ref wgpuSurfacePresent is called.
*/
typedef enum WGPUPresentMode {
/**
* `0`. Present mode is not specified. Use the default.
*/
WGPUPresentMode_Undefined = 0x00000000,
/**
* The presentation of the image to the user waits for the next vertical blanking period to update in a first-in, first-out manner.
* Tearing cannot be observed and frame-loop will be limited to the display's refresh rate.
* This is the only mode that's always available.
*/
WGPUPresentMode_Fifo = 0x00000001,
/**
* The presentation of the image to the user tries to wait for the next vertical blanking period but may decide to not wait if a frame is presented late.
* Tearing can sometimes be observed but late-frame don't produce a full-frame stutter in the presentation.
* This is still a first-in, first-out mechanism so a frame-loop will be limited to the display's refresh rate.
*/
WGPUPresentMode_FifoRelaxed = 0x00000002,
/**
* The presentation of the image to the user is updated immediately without waiting for a vertical blank.
* Tearing can be observed but latency is minimized.
*/
WGPUPresentMode_Immediate = 0x00000003,
/**
* The presentation of the image to the user waits for the next vertical blanking period to update to the latest provided image.
* Tearing cannot be observed and a frame-loop is not limited to the display's refresh rate.
*/
WGPUPresentMode_Mailbox = 0x00000004,
WGPUPresentMode_Force32 = 0x7FFFFFFF
} WGPUPresentMode WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUPrimitiveTopology {
/**
* `0`. Indicates no value is passed for this argument. See @ref SentinelValues.
*/
WGPUPrimitiveTopology_Undefined = 0x00000000,
WGPUPrimitiveTopology_PointList = 0x00000001,
WGPUPrimitiveTopology_LineList = 0x00000002,
WGPUPrimitiveTopology_LineStrip = 0x00000003,
WGPUPrimitiveTopology_TriangleList = 0x00000004,
WGPUPrimitiveTopology_TriangleStrip = 0x00000005,
WGPUPrimitiveTopology_Force32 = 0x7FFFFFFF
} WGPUPrimitiveTopology WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUQueryType {
WGPUQueryType_Occlusion = 0x00000001,
WGPUQueryType_Timestamp = 0x00000002,
WGPUQueryType_Force32 = 0x7FFFFFFF
} WGPUQueryType WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUQueueWorkDoneStatus {
WGPUQueueWorkDoneStatus_Success = 0x00000001,
/**
* See @ref CallbackStatuses.
*/
WGPUQueueWorkDoneStatus_CallbackCancelled = 0x00000002,
/**
* There was some deterministic error. (Note this is currently never used,
* but it will be relevant when it's possible to create a queue object.)
*/
WGPUQueueWorkDoneStatus_Error = 0x00000003,
WGPUQueueWorkDoneStatus_Force32 = 0x7FFFFFFF
} WGPUQueueWorkDoneStatus WGPU_ENUM_ATTRIBUTE;
typedef enum WGPURequestAdapterStatus {
WGPURequestAdapterStatus_Success = 0x00000001,
/**
* See @ref CallbackStatuses.
*/
WGPURequestAdapterStatus_CallbackCancelled = 0x00000002,
WGPURequestAdapterStatus_Unavailable = 0x00000003,
WGPURequestAdapterStatus_Error = 0x00000004,
WGPURequestAdapterStatus_Force32 = 0x7FFFFFFF
} WGPURequestAdapterStatus WGPU_ENUM_ATTRIBUTE;
typedef enum WGPURequestDeviceStatus {
WGPURequestDeviceStatus_Success = 0x00000001,
/**
* See @ref CallbackStatuses.
*/
WGPURequestDeviceStatus_CallbackCancelled = 0x00000002,
WGPURequestDeviceStatus_Error = 0x00000003,
WGPURequestDeviceStatus_Force32 = 0x7FFFFFFF
} WGPURequestDeviceStatus WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUSamplerBindingType {
/**
* `0`. Indicates that this @ref WGPUSamplerBindingLayout member of
* its parent @ref WGPUBindGroupLayoutEntry is not used.
* (See also @ref SentinelValues.)
*/
WGPUSamplerBindingType_BindingNotUsed = 0x00000000,
/**
* `1`. Indicates no value is passed for this argument. See @ref SentinelValues.
*/
WGPUSamplerBindingType_Undefined = 0x00000001,
WGPUSamplerBindingType_Filtering = 0x00000002,
WGPUSamplerBindingType_NonFiltering = 0x00000003,
WGPUSamplerBindingType_Comparison = 0x00000004,
WGPUSamplerBindingType_Force32 = 0x7FFFFFFF
} WGPUSamplerBindingType WGPU_ENUM_ATTRIBUTE;
/**
* Status code returned (synchronously) from many operations. Generally
* indicates an invalid input like an unknown enum value or @ref OutStructChainError.
* Read the function's documentation for specific error conditions.
*/
typedef enum WGPUStatus {
WGPUStatus_Success = 0x00000001,
WGPUStatus_Error = 0x00000002,
WGPUStatus_Force32 = 0x7FFFFFFF
} WGPUStatus WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUStencilOperation {
/**
* `0`. Indicates no value is passed for this argument. See @ref SentinelValues.
*/
WGPUStencilOperation_Undefined = 0x00000000,
WGPUStencilOperation_Keep = 0x00000001,
WGPUStencilOperation_Zero = 0x00000002,
WGPUStencilOperation_Replace = 0x00000003,
WGPUStencilOperation_Invert = 0x00000004,
WGPUStencilOperation_IncrementClamp = 0x00000005,
WGPUStencilOperation_DecrementClamp = 0x00000006,
WGPUStencilOperation_IncrementWrap = 0x00000007,
WGPUStencilOperation_DecrementWrap = 0x00000008,
WGPUStencilOperation_Force32 = 0x7FFFFFFF
} WGPUStencilOperation WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUStorageTextureAccess {
/**
* `0`. Indicates that this @ref WGPUStorageTextureBindingLayout member of
* its parent @ref WGPUBindGroupLayoutEntry is not used.
* (See also @ref SentinelValues.)
*/
WGPUStorageTextureAccess_BindingNotUsed = 0x00000000,
/**
* `1`. Indicates no value is passed for this argument. See @ref SentinelValues.
*/
WGPUStorageTextureAccess_Undefined = 0x00000001,
WGPUStorageTextureAccess_WriteOnly = 0x00000002,
WGPUStorageTextureAccess_ReadOnly = 0x00000003,
WGPUStorageTextureAccess_ReadWrite = 0x00000004,
WGPUStorageTextureAccess_Force32 = 0x7FFFFFFF
} WGPUStorageTextureAccess WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUStoreOp {
/**
* `0`. Indicates no value is passed for this argument. See @ref SentinelValues.
*/
WGPUStoreOp_Undefined = 0x00000000,
WGPUStoreOp_Store = 0x00000001,
WGPUStoreOp_Discard = 0x00000002,
WGPUStoreOp_Force32 = 0x7FFFFFFF
} WGPUStoreOp WGPU_ENUM_ATTRIBUTE;
typedef enum WGPUSType {
WGPUSType_ShaderSourceSPIRV = 0x00000001,
WGPUSType_ShaderSourceWGSL = 0x00000002,
WGPUSType_RenderPassMaxDrawCount = 0x00000003,
WGPUSType_SurfaceSourceMetalLayer = 0x00000004,
WGPUSType_SurfaceSourceWindowsHWND = 0x00000005,
WGPUSType_SurfaceSourceXlibWindow = 0x00000006,
WGPUSType_SurfaceSourceWaylandSurface = 0x00000007,
WGPUSType_SurfaceSourceAndroidNativeWindow = 0x00000008,
WGPUSType_SurfaceSourceXCBWindow = 0x00000009,
WGPUSType_SurfaceColorManagement = 0x0000000A,
WGPUSType_RequestAdapterWebXROptions = 0x0000000B,
WGPUSType_TextureComponentSwizzleDescriptor = 0x0000000C,
WGPUSType_ExternalTextureBindingLayout = 0x0000000D,
WGPUSType_ExternalTextureBindingEntry = 0x0000000E,
WGPUSType_CompatibilityModeLimits = 0x0000000F,
WGPUSType_TextureBindingViewDimension = 0x00000010,
WGPUSType_Force32 = 0x7FFFFFFF
} WGPUSType WGPU_ENUM_ATTRIBUTE;
/**
* The status enum for @ref wgpuSurfaceGetCurrentTexture.
*/
typedef enum WGPUSurfaceGetCurrentTextureStatus {
/**
* Yay! Everything is good and we can render this frame.
*/
WGPUSurfaceGetCurrentTextureStatus_SuccessOptimal = 0x00000001,
/**
* Still OK - the surface can present the frame, but in a suboptimal way. The surface may need reconfiguration.
*/
WGPUSurfaceGetCurrentTextureStatus_SuccessSuboptimal = 0x00000002,
/**
* Some operation timed out while trying to acquire the frame.
*/
WGPUSurfaceGetCurrentTextureStatus_Timeout = 0x00000003,
/**
* The surface is too different to be used, compared to when it was originally created.
*/
WGPUSurfaceGetCurrentTextureStatus_Outdated = 0x00000004,
/**
* The connection to whatever owns the surface was lost, or generally needs to be fully reinitialized.
*/
WGPUSurfaceGetCurrentTextureStatus_Lost = 0x00000005,
/**
* There was some deterministic error (for example, the surface is not configured, or there was an @ref OutStructChainError). Should produce @ref ImplementationDefinedLogging containing details.
*/
WGPUSurfaceGetCurrentTextureStatus_Error = 0x00000006,
WGPUSurfaceGetCurrentTextureStatus_Force32 = 0x7FFFFFFF
} WGPUSurfaceGetCurrentTextureStatus WGPU_ENUM_ATTRIBUTE;