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gpu: implement Device.createBuffer

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Signed-off-by: Stephen Gutekanst <stephen@hexops.com>
This commit is contained in:
Stephen Gutekanst 2022-03-18 16:00:24 -07:00 • committed by Stephen Gutekanst
parent 13fcf8aac5
commit 155c291c8e
3 changed files with 17 additions and 3 deletions
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3
gpu/src/Buffer.zig
View file

@ -78,7 +78,8 @@ pub inline fn unmap(buf: Buffer) void {
buf.vtable.unmap(buf.ptr);
}
pub const Descriptor = struct {
pub const Descriptor = extern struct {
reserved: ?*anyopaque = null,
label: ?[*:0]const u8 = null,
usage: BufferUsage,
size: usize,

9
gpu/src/Device.zig
View file

@ -18,6 +18,7 @@ const CommandEncoder = @import("CommandEncoder.zig");
const ComputePipeline = @import("ComputePipeline.zig");
const BindGroup = @import("BindGroup.zig");
const BindGroupLayout = @import("BindGroupLayout.zig");
const Buffer = @import("Buffer.zig");
const Device = @This();
@ -31,8 +32,7 @@ pub const VTable = struct {
release: fn (ptr: *anyopaque) void,
createBindGroup: fn (ptr: *anyopaque, descriptor: *const BindGroup.Descriptor) BindGroup,
createBindGroupLayout: fn (ptr: *anyopaque, descriptor: *const BindGroupLayout.Descriptor) BindGroupLayout,
// createBuffer: fn (ptr: *anyopaque, descriptor: *const Buffer.Descriptor) Buffer,
// WGPU_EXPORT WGPUBuffer wgpuDeviceCreateBuffer(WGPUDevice device, WGPUBufferDescriptor const * descriptor);
createBuffer: fn (ptr: *anyopaque, descriptor: *const Buffer.Descriptor) Buffer,
createCommandEncoder: fn (ptr: *anyopaque, descriptor: ?*const CommandEncoder.Descriptor) CommandEncoder,
createComputePipeline: fn (ptr: *anyopaque, descriptor: *const ComputePipeline.Descriptor) ComputePipeline,
createComputePipelineAsync: fn (
@ -126,6 +126,10 @@ pub inline fn destroy(device: Device) void {
device.vtable.destroy(device.ptr);
}
pub inline fn createBuffer(device: Device, descriptor: *const Buffer.Descriptor) Buffer {
return device.vtable.createBuffer(device.ptr, descriptor);
}
pub inline fn createCommandEncoder(device: Device, descriptor: ?*const CommandEncoder.Descriptor) CommandEncoder {
return device.vtable.createCommandEncoder(device.ptr, descriptor);
}
@ -183,6 +187,7 @@ test {
_ = createShaderModule;
_ = nativeCreateSwapChain;
_ = destroy;
_ = createBuffer;
_ = createCommandEncoder;
_ = createComputePipeline;
_ = createComputePipelineAsync;

8
gpu/src/NativeInstance.zig
View file

@ -441,6 +441,14 @@ const device_vtable = Device.VTable{
c.wgpuDeviceDestroy(@ptrCast(c.WGPUDevice, ptr));
}
}).destroy,
.createBuffer = (struct {
pub fn createBuffer(ptr: *anyopaque, descriptor: *const Buffer.Descriptor) Buffer {
return wrapBuffer(c.wgpuDeviceCreateBuffer(
@ptrCast(c.WGPUDevice, ptr),
@ptrCast(*const c.WGPUBufferDescriptor, descriptor),
));
}
}).createBuffer,
.createCommandEncoder = (struct {
pub fn createCommandEncoder(ptr: *anyopaque, descriptor: ?*const CommandEncoder.Descriptor) CommandEncoder {
const desc: ?*c.WGPUCommandEncoderDescriptor = if (descriptor) |d| &.{