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// Minimal WebGPU type definitions for size measurement builds.
// All types are opaque pointers, all descriptor structs are empty.
// This file is only used when STRIP_EXTERNAL_LIBS is defined.
#pragma once
#if defined(STRIP_EXTERNAL_LIBS)
#include <cstdint>
#include <cstring>
// Opaque handle types
typedef void* WGPUInstance;
typedef void* WGPUAdapter;
typedef void* WGPUSurface;
typedef void* WGPUDevice;
typedef void* WGPUQueue;
typedef void* WGPUBuffer;
typedef void* WGPUTexture;
typedef void* WGPUTextureView;
typedef void* WGPUSampler;
typedef void* WGPUShaderModule;
typedef void* WGPUBindGroupLayout;
typedef void* WGPUPipelineLayout;
typedef void* WGPUBindGroup;
typedef void* WGPURenderPipeline;
typedef void* WGPUComputePipeline;
typedef void* WGPUCommandEncoder;
typedef void* WGPURenderPassEncoder;
typedef void* WGPUComputePassEncoder;
typedef void* WGPUCommandBuffer;
typedef void* WGPUQuerySet;
typedef void* WGPURenderBundle;
typedef void* WGPURenderBundleEncoder;
// Enums (minimal values)
typedef enum {
WGPUTextureFormat_Undefined = 0,
WGPUTextureFormat_BGRA8Unorm = 1,
WGPUTextureFormat_RGBA8Unorm = 2,
} WGPUTextureFormat;
typedef enum {
WGPUBufferBindingType_Uniform = 0,
WGPUBufferBindingType_Storage = 1,
WGPUBufferBindingType_ReadOnlyStorage = 2,
} WGPUBufferBindingType;
typedef enum {
WGPULoadOp_Undefined = 0,
WGPULoadOp_Load = 1,
WGPULoadOp_Clear = 2,
} WGPULoadOp;
typedef enum {
WGPUStoreOp_Store = 0,
WGPUStoreOp_Discard = 1,
} WGPUStoreOp;
typedef enum {
WGPUSurfaceGetCurrentTextureStatus_Success = 0,
WGPUSurfaceGetCurrentTextureStatus_Timeout = 1,
WGPUSurfaceGetCurrentTextureStatus_Outdated = 2,
WGPUSurfaceGetCurrentTextureStatus_Lost = 3,
} WGPUSurfaceGetCurrentTextureStatus;
// Buffer usage flags
#define WGPUBufferUsage_MapRead 0x00000001
#define WGPUBufferUsage_MapWrite 0x00000002
#define WGPUBufferUsage_CopySrc 0x00000004
#define WGPUBufferUsage_CopyDst 0x00000008
#define WGPUBufferUsage_Index 0x00000010
#define WGPUBufferUsage_Vertex 0x00000020
#define WGPUBufferUsage_Uniform 0x00000040
#define WGPUBufferUsage_Storage 0x00000080
#define WGPUBufferUsage_Indirect 0x00000100
#define WGPUBufferUsage_QueryResolve 0x00000200
// Descriptor structs (all empty)
struct WGPUInstanceDescriptor {};
struct WGPUAdapterInfo {};
struct WGPUSurfaceConfiguration {};
struct WGPUDeviceDescriptor {};
struct WGPUBufferDescriptor {};
struct WGPUTextureDescriptor {};
struct WGPUTextureViewDescriptor {};
struct WGPUSamplerDescriptor {};
struct WGPUShaderModuleDescriptor {};
struct WGPUShaderSourceWGSL {};
struct WGPUShaderModuleWGSLDescriptor {};
struct WGPUBindGroupLayoutDescriptor {};
struct WGPUBindGroupLayoutEntry {};
struct WGPUPipelineLayoutDescriptor {};
struct WGPUBindGroupDescriptor {};
struct WGPUBindGroupEntry {};
struct WGPURenderPipelineDescriptor {};
struct WGPUComputePipelineDescriptor {};
struct WGPUVertexState {};
struct WGPUFragmentState {};
struct WGPUColorTargetState {};
struct WGPUBlendState {};
struct WGPUPrimitiveState {};
struct WGPUMultisampleState {};
struct WGPUDepthStencilState {};
struct WGPURenderPassDescriptor {};
struct WGPURenderPassColorAttachment {
WGPUTextureView view;
WGPULoadOp loadOp;
WGPUStoreOp storeOp;
struct {
float r, g, b, a;
} clearValue;
uint32_t depthSlice;
};
struct WGPUComputePassDescriptor {};
struct WGPUCommandEncoderDescriptor {};
struct WGPUCommandBufferDescriptor {};
struct WGPUSurfaceTexture {
WGPUTexture texture;
WGPUSurfaceGetCurrentTextureStatus status;
};
struct WGPUColor {
float r, g, b, a;
};
struct WGPUExtent3D {
uint32_t width, height, depthOrArrayLayers;
};
struct WGPUOrigin3D {
uint32_t x, y, z;
};
struct WGPUImageCopyTexture {};
struct WGPUImageCopyBuffer {};
struct WGPUTextureDataLayout {};
struct WGPUBufferBindingLayout {};
struct WGPUSamplerBindingLayout {};
struct WGPUTextureBindingLayout {};
struct WGPUStorageTextureBindingLayout {};
// String view helper (for compatibility)
struct WGPUStringView {
const char* data;
size_t length;
};
static inline WGPUStringView str_view(const char* str) {
if (!str)
return {nullptr, 0};
return {str, strlen(str)};
}
static inline WGPUStringView label_view(const char* str) {
(void)str;
return {nullptr, 0};
}
// Platform shims (no-ops)
static inline void platform_wgpu_wait_any(WGPUInstance) {
}
static inline void platform_wgpu_set_error_callback(WGPUDevice, void*) {
}
// Constants
#define WGPU_DEPTH_SLICE_UNDEFINED 0xffffffff
#define WGPUOptionalBool_True true
#define WGPUOptionalBool_False false
// Callback types (empty)
typedef void (*WGPUErrorCallback)(void*, void*, const char*);
typedef void (*WGPUUncapturedErrorCallback)(void*, void*, const char*);
#endif // STRIP_EXTERNAL_LIBS
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