// Copyright 2019 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// https://gpuweb.github.io/gpuweb/

dictionary GPUTextureDescriptor : GPUObjectDescriptorBase {
    required GPUExtent3D size;
    GPUIntegerCoordinate mipLevelCount = 1;
    GPUSize32 sampleCount = 1;
    GPUTextureDimension dimension = "2d";
    required GPUTextureFormat format;
    required GPUTextureUsageFlags usage;
};

enum GPUTextureDimension {
    "1d",
    "2d",
    "3d"
};

enum GPUTextureFormat {
    /* Normal 8 bit formats */
    "r8unorm",
    "r8snorm",
    "r8uint",
    "r8sint",
    /* Normal 16 bit formats */
    "r16uint",
    "r16sint",
    "r16float",
    "rg8unorm",
    "rg8snorm",
    "rg8uint",
    "rg8sint",
    /* Normal 32 bit formats */
    "r32uint",
    "r32sint",
    "r32float",
    "rg16uint",
    "rg16sint",
    "rg16float",
    "rgba8unorm",
    "rgba8unorm-srgb",
    "rgba8snorm",
    "rgba8uint",
    "rgba8sint",
    "bgra8unorm",
    "bgra8unorm-srgb",
    /* Packed 32 bit formats */
    "rgb9e5ufloat",
    "rgb10a2unorm",
    "rg11b10ufloat",
    /* Normal 64 bit formats */
    "rg32uint",
    "rg32sint",
    "rg32float",
    "rgba16uint",
    "rgba16sint",
    "rgba16float",
    /* Normal 128 bit formats */
    "rgba32uint",
    "rgba32sint",
    "rgba32float",
    /* Depth / Stencil formats */
    "depth32float",
    "depth24plus",
    "depth24plus-stencil8",
    /* Block Compression (BC) formats */
    "bc1-rgba-unorm",
    "bc1-rgba-unorm-srgb",
    "bc2-rgba-unorm",
    "bc2-rgba-unorm-srgb",
    "bc3-rgba-unorm",
    "bc3-rgba-unorm-srgb",
    "bc4-r-unorm",
    "bc4-r-snorm",
    "bc5-rg-unorm",
    "bc5-rg-snorm",
    "bc6h-rgb-ufloat",
    "bc6h-rgb-float",
    "bc7-rgba-unorm",
    "bc7-rgba-unorm-srgb"
};