Initial implementation of GPUBuffer for WebGPU

Added WebIDL bindings for GPUBuffer, GPUBufferDescriptor, GPUBufferUsage
Implemented the `createBuffer` and `createBufferMapped` functions of GPUDevice
This commit is contained in:
Istvan Miklos 2019-11-15 15:09:04 +01:00
parent 6ccad53937
commit ebfcd0f27f
14 changed files with 428 additions and 12 deletions

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@ -0,0 +1,25 @@
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
// https://gpuweb.github.io/gpuweb/#gpubuffer
[Exposed=(Window, DedicatedWorker), Serializable, Pref="dom.webgpu.enabled"]
interface GPUBuffer {
// Promise<ArrayBuffer> mapReadAsync();
// Promise<ArrayBuffer> mapWriteAsync();
void unmap();
void destroy();
};
GPUBuffer includes GPUObjectBase;
dictionary GPUBufferDescriptor : GPUObjectDescriptorBase {
required GPUBufferSize size;
required GPUBufferUsageFlags usage;
};
typedef unsigned long long GPUBufferSize;
typedef unsigned long GPUBufferUsageFlags;
typedef sequence<any> GPUMappedBuffer;

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@ -0,0 +1,17 @@
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
// https://gpuweb.github.io/gpuweb/#buffer-usage
[Exposed=(Window, DedicatedWorker), Pref="dom.webgpu.enabled"]
interface GPUBufferUsage {
const GPUBufferUsageFlags MAP_READ = 0x0001;
const GPUBufferUsageFlags MAP_WRITE = 0x0002;
const GPUBufferUsageFlags COPY_SRC = 0x0004;
const GPUBufferUsageFlags COPY_DST = 0x0008;
const GPUBufferUsageFlags INDEX = 0x0010;
const GPUBufferUsageFlags VERTEX = 0x0020;
const GPUBufferUsageFlags UNIFORM = 0x0040;
const GPUBufferUsageFlags STORAGE = 0x0080;
const GPUBufferUsageFlags INDIRECT = 0x0100;
};

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@ -9,9 +9,9 @@ interface GPUDevice : EventTarget {
readonly attribute object extensions;
readonly attribute object limits;
/*GPUBuffer createBuffer(GPUBufferDescriptor descriptor);
GPUBuffer createBuffer(GPUBufferDescriptor descriptor);
GPUMappedBuffer createBufferMapped(GPUBufferDescriptor descriptor);
Promise<GPUMappedBuffer> createBufferMappedAsync(GPUBufferDescriptor descriptor);
/*Promise<GPUMappedBuffer> createBufferMappedAsync(GPUBufferDescriptor descriptor);
GPUTexture createTexture(GPUTextureDescriptor descriptor);
GPUSampler createSampler(optional GPUSamplerDescriptor descriptor = {});