mach/gpu/src/NativeInstance.zig
Stephen Gutekanst a397631045 gpu: add Buffer.setLabel
Signed-off-by: Stephen Gutekanst <stephen@hexops.com>
2022-03-19 00:51:48 -07:00

880 lines
33 KiB
Zig

//! A native webgpu.h implementation of the gpu.Interface
const std = @import("std");
const c = @import("c.zig").c;
const Interface = @import("Interface.zig");
const RequestAdapterOptions = Interface.RequestAdapterOptions;
const RequestAdapterErrorCode = Interface.RequestAdapterErrorCode;
const RequestAdapterError = Interface.RequestAdapterError;
const RequestAdapterResponse = Interface.RequestAdapterResponse;
const Adapter = @import("Adapter.zig");
const RequestDeviceErrorCode = Adapter.RequestDeviceErrorCode;
const RequestDeviceError = Adapter.RequestDeviceError;
const RequestDeviceResponse = Adapter.RequestDeviceResponse;
const Device = @import("Device.zig");
const Surface = @import("Surface.zig");
const Limits = @import("Limits.zig");
const Queue = @import("Queue.zig");
const CommandBuffer = @import("CommandBuffer.zig");
const ShaderModule = @import("ShaderModule.zig");
const SwapChain = @import("SwapChain.zig");
const TextureView = @import("TextureView.zig");
const Texture = @import("Texture.zig");
const Sampler = @import("Sampler.zig");
const RenderPipeline = @import("RenderPipeline.zig");
const RenderPassEncoder = @import("RenderPassEncoder.zig");
const RenderBundleEncoder = @import("RenderBundleEncoder.zig");
const RenderBundle = @import("RenderBundle.zig");
const QuerySet = @import("QuerySet.zig");
const PipelineLayout = @import("PipelineLayout.zig");
const ExternalTexture = @import("ExternalTexture.zig");
const BindGroup = @import("BindGroup.zig");
const BindGroupLayout = @import("BindGroupLayout.zig");
const Buffer = @import("Buffer.zig");
const CommandEncoder = @import("CommandEncoder.zig");
const ComputePassEncoder = @import("ComputePassEncoder.zig");
const ComputePipeline = @import("ComputePipeline.zig");
const TextureUsage = @import("enums.zig").TextureUsage;
const TextureFormat = @import("enums.zig").TextureFormat;
const PresentMode = @import("enums.zig").PresentMode;
const NativeInstance = @This();
/// The WGPUInstance that is wrapped by this native instance.
instance: c.WGPUInstance,
/// Wraps a native WGPUInstance to provide an implementation of the gpu.Interface.
pub fn wrap(instance: *anyopaque) NativeInstance {
return .{ .instance = @ptrCast(c.WGPUInstance, instance) };
}
const interface_vtable = Interface.VTable{
.reference = (struct {
pub fn reference(ptr: *anyopaque) void {
const native = @ptrCast(*NativeInstance, @alignCast(@alignOf(*NativeInstance), ptr));
c.wgpuInstanceReference(native.instance);
}
}).reference,
.release = (struct {
pub fn release(ptr: *anyopaque) void {
const native = @ptrCast(*NativeInstance, @alignCast(@alignOf(*NativeInstance), ptr));
c.wgpuInstanceRelease(native.instance);
}
}).release,
.requestAdapter = (struct {
pub fn requestAdapter(ptr: *anyopaque, options: *const RequestAdapterOptions) callconv(.Async) RequestAdapterResponse {
const native = @ptrCast(*NativeInstance, @alignCast(@alignOf(*NativeInstance), ptr));
const opt = c.WGPURequestAdapterOptions{
.nextInChain = null,
.compatibleSurface = if (options.compatible_surface) |surface| @ptrCast(c.WGPUSurface, surface.ptr) else null,
// TODO:
//.powerPreference = power_preference,
.powerPreference = c.WGPUPowerPreference_Undefined,
.forceFallbackAdapter = options.force_fallback_adapter,
};
const callback = (struct {
pub fn callback(status: c.WGPURequestAdapterStatus, adapter: c.WGPUAdapter, message: [*c]const u8, userdata: ?*anyopaque) callconv(.C) void {
const _callback_response = @ptrCast(*Interface.RequestAdapterResponse, @alignCast(@alignOf(*Interface.RequestAdapterResponse), userdata));
// Store the response into a field on the native instance for later reading.
_callback_response.* = if (status == c.WGPURequestAdapterStatus_Success) .{
.adapter = wrapAdapter(adapter.?),
} else .{
.err = Interface.RequestAdapterError{
.message = std.mem.span(message),
.code = switch (status) {
c.WGPURequestAdapterStatus_Unavailable => RequestAdapterErrorCode.Unavailable,
c.WGPURequestAdapterStatus_Error => RequestAdapterErrorCode.Error,
c.WGPURequestAdapterStatus_Unknown => RequestAdapterErrorCode.Unknown,
else => unreachable,
},
},
};
}
}).callback;
var callback_response: Interface.RequestAdapterResponse = undefined;
c.wgpuInstanceRequestAdapter(native.instance, &opt, callback, &callback_response);
// TODO: Once crbug.com/dawn/1122 is fixed, we should process events here otherwise our
// callback will not be invoked.
// c.wgpuInstanceProcessEvents(native.instance)
suspend {} // must suspend so that async caller can resume
// Return the response, asserting the callback has executed at this point.
return callback_response;
}
}).requestAdapter,
};
/// Returns the gpu.Interface for interacting with this native instance.
pub fn interface(native: *NativeInstance) Interface {
return .{
.ptr = native,
.vtable = &interface_vtable,
.request_adapter_frame_size = @frameSize(interface_vtable.requestAdapter),
};
}
pub fn createSurface(native: *const NativeInstance, descriptor: *const Surface.Descriptor) Surface {
const surface = switch (descriptor.*) {
.metal_layer => |src| blk: {
var desc: c.WGPUSurfaceDescriptorFromMetalLayer = undefined;
desc.chain.next = null;
desc.chain.sType = c.WGPUSType_SurfaceDescriptorFromMetalLayer;
desc.layer = src.layer;
break :blk c.wgpuInstanceCreateSurface(native.instance, &c.WGPUSurfaceDescriptor{
.nextInChain = @ptrCast(*c.WGPUChainedStruct, &desc),
.label = if (src.label) |l| l else null,
});
},
.windows_hwnd => |src| blk: {
var desc: c.WGPUSurfaceDescriptorFromWindowsHWND = undefined;
desc.chain.next = null;
desc.chain.sType = c.WGPUSType_SurfaceDescriptorFromWindowsHWND;
desc.hinstance = src.hinstance;
desc.hwnd = src.hwnd;
break :blk c.wgpuInstanceCreateSurface(native.instance, &c.WGPUSurfaceDescriptor{
.nextInChain = @ptrCast(*c.WGPUChainedStruct, &desc),
.label = if (src.label) |l| l else null,
});
},
.windows_core_window => |src| blk: {
var desc: c.WGPUSurfaceDescriptorFromWindowsCoreWindow = undefined;
desc.chain.next = null;
desc.chain.sType = c.WGPUSType_SurfaceDescriptorFromWindowsCoreWindow;
desc.coreWindow = src.core_window;
break :blk c.wgpuInstanceCreateSurface(native.instance, &c.WGPUSurfaceDescriptor{
.nextInChain = @ptrCast(*c.WGPUChainedStruct, &desc),
.label = if (src.label) |l| l else null,
});
},
.windows_swap_chain_panel => |src| blk: {
var desc: c.WGPUSurfaceDescriptorFromWindowsSwapChainPanel = undefined;
desc.chain.next = null;
desc.chain.sType = c.WGPUSType_SurfaceDescriptorFromWindowsSwapChainPanel;
desc.swapChainPanel = src.swap_chain_panel;
break :blk c.wgpuInstanceCreateSurface(native.instance, &c.WGPUSurfaceDescriptor{
.nextInChain = @ptrCast(*c.WGPUChainedStruct, &desc),
.label = if (src.label) |l| l else null,
});
},
.xlib => |src| blk: {
var desc: c.WGPUSurfaceDescriptorFromXlibWindow = undefined;
desc.chain.next = null;
desc.chain.sType = c.WGPUSType_SurfaceDescriptorFromXlibWindow;
desc.display = src.display;
desc.window = src.window;
break :blk c.wgpuInstanceCreateSurface(native.instance, &c.WGPUSurfaceDescriptor{
.nextInChain = @ptrCast(*c.WGPUChainedStruct, &desc),
.label = if (src.label) |l| l else null,
});
},
.canvas_html_selector => |src| blk: {
var desc: c.WGPUSurfaceDescriptorFromCanvasHTMLSelector = undefined;
desc.chain.next = null;
desc.chain.sType = c.WGPUSType_SurfaceDescriptorFromCanvasHTMLSelector;
desc.selector = src.selector;
break :blk c.wgpuInstanceCreateSurface(native.instance, &c.WGPUSurfaceDescriptor{
.nextInChain = @ptrCast(*c.WGPUChainedStruct, &desc),
.label = if (src.label) |l| l else null,
});
},
};
return Surface{
.ptr = surface.?,
.vtable = &surface_vtable,
};
}
const surface_vtable = Surface.VTable{
.reference = (struct {
pub fn reference(ptr: *anyopaque) void {
c.wgpuSurfaceReference(@ptrCast(c.WGPUSurface, ptr));
}
}).reference,
.release = (struct {
pub fn release(ptr: *anyopaque) void {
c.wgpuSurfaceRelease(@ptrCast(c.WGPUSurface, ptr));
}
}).release,
};
fn wrapAdapter(adapter: c.WGPUAdapter) Adapter {
var c_props: c.WGPUAdapterProperties = undefined;
c.wgpuAdapterGetProperties(adapter, &c_props);
const properties = Adapter.Properties{
.vendor_id = c_props.vendorID,
.device_id = c_props.deviceID,
.name = std.mem.span(c_props.name),
.driver_description = std.mem.span(c_props.driverDescription),
.adapter_type = @intToEnum(Adapter.Type, c_props.adapterType),
.backend_type = @intToEnum(Adapter.BackendType, c_props.backendType),
};
// TODO: implement Adapter interface:
// WGPU_EXPORT size_t wgpuAdapterEnumerateFeatures(WGPUAdapter adapter, WGPUFeature * features);
// WGPU_EXPORT bool wgpuAdapterHasFeature(WGPUAdapter adapter, WGPUFeature feature);
// WGPU_EXPORT bool wgpuAdapterGetLimits(WGPUAdapter adapter, WGPUSupportedLimits * limits);
return .{
// TODO:
.features = undefined,
// TODO:
.limits = undefined,
.properties = properties,
// TODO: why is fallback not queryable on Dawn?
.fallback = false,
.ptr = adapter.?,
.vtable = &adapter_vtable,
.request_device_frame_size = @frameSize(adapter_vtable.requestDevice),
};
}
const adapter_vtable = Adapter.VTable{
.reference = (struct {
pub fn reference(ptr: *anyopaque) void {
c.wgpuAdapterReference(@ptrCast(c.WGPUAdapter, ptr));
}
}).reference,
.release = (struct {
pub fn release(ptr: *anyopaque) void {
c.wgpuAdapterRelease(@ptrCast(c.WGPUAdapter, ptr));
}
}).release,
.requestDevice = (struct {
pub fn requestDevice(ptr: *anyopaque, descriptor: *const Device.Descriptor) callconv(.Async) RequestDeviceResponse {
const adapter = @ptrCast(c.WGPUAdapter, @alignCast(@alignOf(c.WGPUAdapter), ptr));
const required_limits = if (descriptor.required_limits) |l| c.WGPURequiredLimits{
.nextInChain = null,
.limits = convertLimits(l),
} else null;
const desc = c.WGPUDeviceDescriptor{
.nextInChain = null,
.label = if (descriptor.label) |l| l else null,
.requiredFeaturesCount = if (descriptor.required_features) |f| @intCast(u32, f.len) else 0,
.requiredFeatures = if (descriptor.required_features) |f| @ptrCast([*c]const c_uint, &f[0]) else null,
.requiredLimits = if (required_limits) |*l| l else null,
};
const callback = (struct {
pub fn callback(status: c.WGPURequestDeviceStatus, device: c.WGPUDevice, message: [*c]const u8, userdata: ?*anyopaque) callconv(.C) void {
const _callback_response = @ptrCast(*Adapter.RequestDeviceResponse, @alignCast(@alignOf(*Adapter.RequestDeviceResponse), userdata));
// Store the response into a field on the native instance for later reading.
_callback_response.* = if (status == c.WGPURequestDeviceStatus_Success) .{
.device = wrapDevice(device.?),
} else .{
.err = Adapter.RequestDeviceError{
.message = std.mem.span(message),
.code = switch (status) {
c.WGPURequestDeviceStatus_Error => RequestDeviceErrorCode.Error,
c.WGPURequestDeviceStatus_Unknown => RequestDeviceErrorCode.Unknown,
else => unreachable,
},
},
};
}
}).callback;
var callback_response: Adapter.RequestDeviceResponse = undefined;
c.wgpuAdapterRequestDevice(adapter, &desc, callback, &callback_response);
// TODO: Once crbug.com/dawn/1122 is fixed, we should process events here otherwise our
// callback will not be invoked.
// c.wgpuInstanceProcessEvents(native.instance)
suspend {} // must suspend so that async caller can resume
// Return the response, asserting the callback has executed at this point.
return callback_response;
}
}).requestDevice,
};
fn wrapDevice(device: c.WGPUDevice) Device {
// TODO: implement Device interface
return .{
.ptr = device.?,
.vtable = &device_vtable,
};
}
const device_vtable = Device.VTable{
.reference = (struct {
pub fn reference(ptr: *anyopaque) void {
c.wgpuDeviceReference(@ptrCast(c.WGPUDevice, ptr));
}
}).reference,
.release = (struct {
pub fn release(ptr: *anyopaque) void {
c.wgpuDeviceRelease(@ptrCast(c.WGPUDevice, ptr));
}
}).release,
.getQueue = (struct {
pub fn getQueue(ptr: *anyopaque) Queue {
return wrapQueue(c.wgpuDeviceGetQueue(@ptrCast(c.WGPUDevice, ptr)));
}
}).getQueue,
.createShaderModule = (struct {
pub fn createShaderModule(ptr: *anyopaque, descriptor: *const ShaderModule.Descriptor) ShaderModule {
switch (descriptor.code) {
.wgsl => |wgsl| {
const wgsl_desc = c.WGPUShaderModuleWGSLDescriptor{
.chain = c.WGPUChainedStruct{
.next = null,
.sType = c.WGPUSType_ShaderModuleWGSLDescriptor,
},
.source = wgsl,
};
const desc = c.WGPUShaderModuleDescriptor{
.nextInChain = @ptrCast(*const c.WGPUChainedStruct, &wgsl_desc),
.label = if (descriptor.label) |l| l else null,
};
return wrapShaderModule(c.wgpuDeviceCreateShaderModule(@ptrCast(c.WGPUDevice, ptr), &desc));
},
.spirv => |spirv| {
const spirv_desc = c.WGPUShaderModuleSPIRVDescriptor{
.chain = c.WGPUChainedStruct{
.next = null,
.sType = c.WGPUSType_ShaderModuleSPIRVDescriptor,
},
.code = @ptrCast([*c]const u32, &spirv[0]),
.codeSize = @intCast(u32, spirv.len),
};
const desc = c.WGPUShaderModuleDescriptor{
.nextInChain = @ptrCast(*const c.WGPUChainedStruct, &spirv_desc),
.label = if (descriptor.label) |l| l else null,
};
return wrapShaderModule(c.wgpuDeviceCreateShaderModule(@ptrCast(c.WGPUDevice, ptr), &desc));
},
}
}
}).createShaderModule,
.nativeCreateSwapChain = (struct {
pub fn nativeCreateSwapChain(ptr: *anyopaque, surface: ?Surface, descriptor: *const SwapChain.Descriptor) SwapChain {
const desc = c.WGPUSwapChainDescriptor{
.nextInChain = null,
.label = if (descriptor.label) |l| l else null,
.usage = @enumToInt(descriptor.usage),
.format = @enumToInt(descriptor.format),
.width = descriptor.width,
.height = descriptor.height,
.presentMode = @enumToInt(descriptor.present_mode),
.implementation = descriptor.implementation,
};
return wrapSwapChain(c.wgpuDeviceCreateSwapChain(
@ptrCast(c.WGPUDevice, ptr),
if (surface) |surf| @ptrCast(c.WGPUSurface, surf.ptr) else null,
&desc,
));
}
}).nativeCreateSwapChain,
};
// TODO: maybe make Limits an extern struct that can be cast?
fn convertLimits(l: Limits) c.WGPULimits {
return .{
.maxTextureDimension1D = l.max_texture_dimension_1d,
.maxTextureDimension2D = l.max_texture_dimension_2d,
.maxTextureDimension3D = l.max_texture_dimension_3d,
.maxTextureArrayLayers = l.max_texture_array_layers,
.maxBindGroups = l.max_bind_groups,
.maxDynamicUniformBuffersPerPipelineLayout = l.max_dynamic_uniform_buffers_per_pipeline_layout,
.maxDynamicStorageBuffersPerPipelineLayout = l.max_dynamic_storage_buffers_per_pipeline_layout,
.maxSampledTexturesPerShaderStage = l.max_sampled_textures_per_shader_stage,
.maxSamplersPerShaderStage = l.max_samplers_per_shader_stage,
.maxStorageBuffersPerShaderStage = l.max_storage_buffers_per_shader_stage,
.maxStorageTexturesPerShaderStage = l.max_storage_textures_per_shader_stage,
.maxUniformBuffersPerShaderStage = l.max_uniform_buffers_per_shader_stage,
.maxUniformBufferBindingSize = l.max_uniform_buffer_binding_size,
.maxStorageBufferBindingSize = l.max_storage_buffer_binding_size,
.minUniformBufferOffsetAlignment = l.min_uniform_buffer_offset_alignment,
.minStorageBufferOffsetAlignment = l.min_storage_buffer_offset_alignment,
.maxVertexBuffers = l.max_vertex_buffers,
.maxVertexAttributes = l.max_vertex_attributes,
.maxVertexBufferArrayStride = l.max_vertex_buffer_array_stride,
.maxInterStageShaderComponents = l.max_inter_stage_shader_components,
.maxComputeWorkgroupStorageSize = l.max_compute_workgroup_storage_size,
.maxComputeInvocationsPerWorkgroup = l.max_compute_invocations_per_workgroup,
.maxComputeWorkgroupSizeX = l.max_compute_workgroup_size_x,
.maxComputeWorkgroupSizeY = l.max_compute_workgroup_size_y,
.maxComputeWorkgroupSizeZ = l.max_compute_workgroup_size_z,
.maxComputeWorkgroupsPerDimension = l.max_compute_workgroups_per_dimension,
};
}
fn wrapQueue(queue: c.WGPUQueue) Queue {
return .{
.ptr = queue.?,
.vtable = &queue_vtable,
};
}
const queue_vtable = Queue.VTable{
.reference = (struct {
pub fn reference(ptr: *anyopaque) void {
c.wgpuQueueReference(@ptrCast(c.WGPUQueue, ptr));
}
}).reference,
.release = (struct {
pub fn release(ptr: *anyopaque) void {
c.wgpuQueueRelease(@ptrCast(c.WGPUQueue, ptr));
}
}).release,
.submit = (struct {
pub fn submit(queue: Queue, command_count: u32, commands: *const CommandBuffer) void {
const wgpu_queue = @ptrCast(c.WGPUQueue, queue.ptr);
if (queue.on_submitted_work_done) |on_submitted_work_done| {
// Note: signalValue is not available in the web API, and it's usage is undocumented
// kainino says "It's basically reserved for future use, though it's been suggested
// to remove it instead"
const signal_value: u64 = 0;
const callback = (struct {
pub fn callback(status: c.WGPUQueueWorkDoneStatus, userdata: ?*anyopaque) callconv(.C) void {
const _on_submitted_work_done = @ptrCast(*Queue.OnSubmittedWorkDone, @alignCast(@alignOf(*Queue.OnSubmittedWorkDone), userdata));
_on_submitted_work_done.callback(
@intToEnum(Queue.WorkDoneStatus, status),
_on_submitted_work_done.userdata,
);
}
}).callback;
var mut_on_submitted_work_done = on_submitted_work_done;
c.wgpuQueueOnSubmittedWorkDone(wgpu_queue, signal_value, callback, &mut_on_submitted_work_done);
}
c.wgpuQueueSubmit(
wgpu_queue,
command_count,
@ptrCast(*c.WGPUCommandBuffer, @alignCast(@alignOf(*c.WGPUCommandBuffer), commands.ptr)),
);
}
}).submit,
};
fn wrapShaderModule(shader_module: c.WGPUShaderModule) ShaderModule {
return .{
.ptr = shader_module.?,
.vtable = &shader_module_vtable,
};
}
const shader_module_vtable = ShaderModule.VTable{
.reference = (struct {
pub fn reference(ptr: *anyopaque) void {
c.wgpuShaderModuleReference(@ptrCast(c.WGPUShaderModule, ptr));
}
}).reference,
.release = (struct {
pub fn release(ptr: *anyopaque) void {
c.wgpuShaderModuleRelease(@ptrCast(c.WGPUShaderModule, ptr));
}
}).release,
};
fn wrapSwapChain(swap_chain: c.WGPUSwapChain) SwapChain {
return .{
.ptr = swap_chain.?,
.vtable = &swap_chain_vtable,
};
}
const swap_chain_vtable = SwapChain.VTable{
.reference = (struct {
pub fn reference(ptr: *anyopaque) void {
c.wgpuSwapChainReference(@ptrCast(c.WGPUSwapChain, ptr));
}
}).reference,
.release = (struct {
pub fn release(ptr: *anyopaque) void {
c.wgpuSwapChainRelease(@ptrCast(c.WGPUSwapChain, ptr));
}
}).release,
.configure = (struct {
pub fn configure(ptr: *anyopaque, format: TextureFormat, allowed_usage: TextureUsage, width: u32, height: u32) void {
c.wgpuSwapChainConfigure(
@ptrCast(c.WGPUSwapChain, ptr),
@enumToInt(format),
@enumToInt(allowed_usage),
width,
height,
);
}
}).configure,
};
fn wrapTextureView(texture_view: c.WGPUTextureView) TextureView {
return .{
.ptr = texture_view.?,
.vtable = &texture_view_vtable,
};
}
const texture_view_vtable = TextureView.VTable{
.reference = (struct {
pub fn reference(ptr: *anyopaque) void {
c.wgpuTextureViewReference(@ptrCast(c.WGPUTextureView, ptr));
}
}).reference,
.release = (struct {
pub fn release(ptr: *anyopaque) void {
c.wgpuTextureViewRelease(@ptrCast(c.WGPUTextureView, ptr));
}
}).release,
};
fn wrapTexture(texture: c.WGPUTexture) Texture {
return .{
.ptr = texture.?,
.vtable = &texture_vtable,
};
}
const texture_vtable = Texture.VTable{
.reference = (struct {
pub fn reference(ptr: *anyopaque) void {
c.wgpuTextureReference(@ptrCast(c.WGPUTexture, ptr));
}
}).reference,
.release = (struct {
pub fn release(ptr: *anyopaque) void {
c.wgpuTextureRelease(@ptrCast(c.WGPUTexture, ptr));
}
}).release,
};
fn wrapSampler(sampler: c.WGPUSampler) Sampler {
return .{
.ptr = sampler.?,
.vtable = &sampler_vtable,
};
}
const sampler_vtable = Sampler.VTable{
.reference = (struct {
pub fn reference(ptr: *anyopaque) void {
c.wgpuSamplerReference(@ptrCast(c.WGPUSampler, ptr));
}
}).reference,
.release = (struct {
pub fn release(ptr: *anyopaque) void {
c.wgpuSamplerRelease(@ptrCast(c.WGPUSampler, ptr));
}
}).release,
};
fn wrapRenderPipeline(pipeline: c.WGPURenderPipeline) RenderPipeline {
return .{
.ptr = pipeline.?,
.vtable = &render_pipeline_vtable,
};
}
const render_pipeline_vtable = RenderPipeline.VTable{
.reference = (struct {
pub fn reference(ptr: *anyopaque) void {
c.wgpuRenderPipelineReference(@ptrCast(c.WGPURenderPipeline, ptr));
}
}).reference,
.release = (struct {
pub fn release(ptr: *anyopaque) void {
c.wgpuRenderPipelineRelease(@ptrCast(c.WGPURenderPipeline, ptr));
}
}).release,
};
fn wrapRenderPassEncoder(pass: c.WGPURenderPassEncoder) RenderPassEncoder {
return .{
.ptr = pass.?,
.vtable = &render_pass_encoder_vtable,
};
}
const render_pass_encoder_vtable = RenderPassEncoder.VTable{
.reference = (struct {
pub fn reference(ptr: *anyopaque) void {
c.wgpuRenderPassEncoderReference(@ptrCast(c.WGPURenderPassEncoder, ptr));
}
}).reference,
.release = (struct {
pub fn release(ptr: *anyopaque) void {
c.wgpuRenderPassEncoderRelease(@ptrCast(c.WGPURenderPassEncoder, ptr));
}
}).release,
};
fn wrapRenderBundleEncoder(enc: c.WGPURenderBundleEncoder) RenderBundleEncoder {
return .{
.ptr = enc.?,
.vtable = &render_bundle_encoder_vtable,
};
}
const render_bundle_encoder_vtable = RenderBundleEncoder.VTable{
.reference = (struct {
pub fn reference(ptr: *anyopaque) void {
c.wgpuRenderBundleEncoderReference(@ptrCast(c.WGPURenderBundleEncoder, ptr));
}
}).reference,
.release = (struct {
pub fn release(ptr: *anyopaque) void {
c.wgpuRenderBundleEncoderRelease(@ptrCast(c.WGPURenderBundleEncoder, ptr));
}
}).release,
};
fn wrapRenderBundle(bundle: c.WGPURenderBundle) RenderBundle {
return .{
.ptr = bundle.?,
.vtable = &render_bundle_vtable,
};
}
const render_bundle_vtable = RenderBundle.VTable{
.reference = (struct {
pub fn reference(ptr: *anyopaque) void {
c.wgpuRenderBundleReference(@ptrCast(c.WGPURenderBundle, ptr));
}
}).reference,
.release = (struct {
pub fn release(ptr: *anyopaque) void {
c.wgpuRenderBundleRelease(@ptrCast(c.WGPURenderBundle, ptr));
}
}).release,
};
fn wrapQuerySet(qset: c.WGPUQuerySet) QuerySet {
return .{
.ptr = qset.?,
.vtable = &query_set_vtable,
};
}
const query_set_vtable = QuerySet.VTable{
.reference = (struct {
pub fn reference(ptr: *anyopaque) void {
c.wgpuQuerySetReference(@ptrCast(c.WGPUQuerySet, ptr));
}
}).reference,
.release = (struct {
pub fn release(ptr: *anyopaque) void {
c.wgpuQuerySetRelease(@ptrCast(c.WGPUQuerySet, ptr));
}
}).release,
};
fn wrapPipelineLayout(layout: c.WGPUPipelineLayout) PipelineLayout {
return .{
.ptr = layout.?,
.vtable = &pipeline_layout_vtable,
};
}
const pipeline_layout_vtable = PipelineLayout.VTable{
.reference = (struct {
pub fn reference(ptr: *anyopaque) void {
c.wgpuPipelineLayoutReference(@ptrCast(c.WGPUPipelineLayout, ptr));
}
}).reference,
.release = (struct {
pub fn release(ptr: *anyopaque) void {
c.wgpuPipelineLayoutRelease(@ptrCast(c.WGPUPipelineLayout, ptr));
}
}).release,
};
fn wrapExternalTexture(texture: c.WGPUExternalTexture) ExternalTexture {
return .{
.ptr = texture.?,
.vtable = &external_texture_vtable,
};
}
const external_texture_vtable = ExternalTexture.VTable{
.reference = (struct {
pub fn reference(ptr: *anyopaque) void {
c.wgpuExternalTextureReference(@ptrCast(c.WGPUExternalTexture, ptr));
}
}).reference,
.release = (struct {
pub fn release(ptr: *anyopaque) void {
c.wgpuExternalTextureRelease(@ptrCast(c.WGPUExternalTexture, ptr));
}
}).release,
};
fn wrapBindGroup(group: c.WGPUBindGroup) BindGroup {
return .{
.ptr = group.?,
.vtable = &bind_group_vtable,
};
}
const bind_group_vtable = BindGroup.VTable{
.reference = (struct {
pub fn reference(ptr: *anyopaque) void {
c.wgpuBindGroupReference(@ptrCast(c.WGPUBindGroup, ptr));
}
}).reference,
.release = (struct {
pub fn release(ptr: *anyopaque) void {
c.wgpuBindGroupRelease(@ptrCast(c.WGPUBindGroup, ptr));
}
}).release,
.setLabel = (struct {
pub fn setLabel(ptr: *anyopaque, label: [:0]const u8) void {
c.wgpuBindGroupSetLabel(@ptrCast(c.WGPUBindGroup, ptr), label);
}
}).setLabel,
};
fn wrapBindGroupLayout(layout: c.WGPUBindGroupLayout) BindGroupLayout {
return .{
.ptr = layout.?,
.vtable = &bind_group_layout_vtable,
};
}
const bind_group_layout_vtable = BindGroupLayout.VTable{
.reference = (struct {
pub fn reference(ptr: *anyopaque) void {
c.wgpuBindGroupLayoutReference(@ptrCast(c.WGPUBindGroupLayout, ptr));
}
}).reference,
.release = (struct {
pub fn release(ptr: *anyopaque) void {
c.wgpuBindGroupLayoutRelease(@ptrCast(c.WGPUBindGroupLayout, ptr));
}
}).release,
.setLabel = (struct {
pub fn setLabel(ptr: *anyopaque, label: [:0]const u8) void {
c.wgpuBindGroupLayoutSetLabel(@ptrCast(c.WGPUBindGroupLayout, ptr), label);
}
}).setLabel,
};
fn wrapBuffer(buffer: c.WGPUBuffer) Buffer {
return .{
.ptr = buffer.?,
.vtable = &buffer_vtable,
};
}
const buffer_vtable = Buffer.VTable{
.reference = (struct {
pub fn reference(ptr: *anyopaque) void {
c.wgpuBufferReference(@ptrCast(c.WGPUBuffer, ptr));
}
}).reference,
.release = (struct {
pub fn release(ptr: *anyopaque) void {
c.wgpuBufferRelease(@ptrCast(c.WGPUBuffer, ptr));
}
}).release,
.setLabel = (struct {
pub fn setLabel(ptr: *anyopaque, label: [:0]const u8) void {
c.wgpuBufferLayoutSetLabel(@ptrCast(c.WGPUBufferLayout, ptr), label);
}
}).setLabel,
};
fn wrapCommandEncoder(enc: c.WGPUCommandEncoder) CommandEncoder {
return .{
.ptr = enc.?,
.vtable = &command_encoder_vtable,
};
}
const command_encoder_vtable = CommandEncoder.VTable{
.reference = (struct {
pub fn reference(ptr: *anyopaque) void {
c.wgpuCommandEncoderReference(@ptrCast(c.WGPUCommandEncoder, ptr));
}
}).reference,
.release = (struct {
pub fn release(ptr: *anyopaque) void {
c.wgpuCommandEncoderRelease(@ptrCast(c.WGPUCommandEncoder, ptr));
}
}).release,
};
fn wrapComputePassEncoder(enc: c.WGPUComputePassEncoder) ComputePassEncoder {
return .{
.ptr = enc.?,
.vtable = &compute_pass_encoder_vtable,
};
}
const compute_pass_encoder_vtable = ComputePassEncoder.VTable{
.reference = (struct {
pub fn reference(ptr: *anyopaque) void {
c.wgpuComputePassEncoderReference(@ptrCast(c.WGPUComputePassEncoder, ptr));
}
}).reference,
.release = (struct {
pub fn release(ptr: *anyopaque) void {
c.wgpuComputePassEncoderRelease(@ptrCast(c.WGPUComputePassEncoder, ptr));
}
}).release,
};
fn wrapComputePipeline(pipeline: c.WGPUComputePipeline) ComputePipeline {
return .{
.ptr = pipeline.?,
.vtable = &compute_pipeline_vtable,
};
}
const compute_pipeline_vtable = ComputePipeline.VTable{
.reference = (struct {
pub fn reference(ptr: *anyopaque) void {
c.wgpuComputePipelineReference(@ptrCast(c.WGPUComputePipeline, ptr));
}
}).reference,
.release = (struct {
pub fn release(ptr: *anyopaque) void {
c.wgpuComputePipelineRelease(@ptrCast(c.WGPUComputePipeline, ptr));
}
}).release,
};
test "syntax" {
_ = wrap;
_ = interface_vtable;
_ = interface;
_ = createSurface;
_ = surface_vtable;
_ = adapter_vtable;
_ = wrapDevice;
_ = device_vtable;
_ = convertLimits;
_ = wrapQueue;
_ = wrapShaderModule;
_ = wrapSwapChain;
_ = wrapTextureView;
_ = wrapTexture;
_ = wrapSampler;
_ = wrapRenderPipeline;
_ = wrapRenderPassEncoder;
_ = wrapRenderBundleEncoder;
_ = wrapRenderBundle;
_ = wrapQuerySet;
_ = wrapPipelineLayout;
_ = wrapExternalTexture;
_ = wrapBindGroup;
_ = wrapBindGroupLayout;
_ = wrapBuffer;
_ = wrapCommandEncoder;
_ = wrapComputePassEncoder;
_ = wrapComputePipeline;
}