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44382a1857
Allows for reflection of the specific textures that a sampler has sampled. BUG=tint:699 Change-Id: Iba47baf5c99c4d03671caf2c01747bd6ad12b1e2 Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/54901 Auto-Submit: Ryan Harrison <rharrison@chromium.org> Reviewed-by: Ben Clayton <bclayton@google.com> Commit-Queue: Ryan Harrison <rharrison@chromium.org> Kokoro: Kokoro <noreply+kokoro@google.com>
148 lines
3.9 KiB
C++
148 lines
3.9 KiB
C++
// Copyright 2021 The Tint Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef SRC_INSPECTOR_RESOURCE_BINDING_H_
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#define SRC_INSPECTOR_RESOURCE_BINDING_H_
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#include <cstdint>
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#include "src/ast/storage_texture.h"
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#include "src/ast/texture.h"
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namespace tint {
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namespace inspector {
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/// Container for information about how a resource is bound
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struct ResourceBinding {
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/// The dimensionality of a texture
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enum class TextureDimension {
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/// Invalid texture
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kNone = -1,
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/// 1 dimensional texture
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k1d,
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/// 2 dimensional texture
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k2d,
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/// 2 dimensional array texture
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k2dArray,
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/// 3 dimensional texture
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k3d,
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/// cube texture
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kCube,
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/// cube array texture
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kCubeArray,
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};
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/// Component type of the texture's data. Same as the Sampled Type parameter
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/// in SPIR-V OpTypeImage.
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enum class SampledKind { kUnknown = -1, kFloat, kUInt, kSInt };
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/// Enumerator of texture image formats
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enum class ImageFormat {
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kNone = -1,
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kR8Unorm,
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kR8Snorm,
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kR8Uint,
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kR8Sint,
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kR16Uint,
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kR16Sint,
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kR16Float,
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kRg8Unorm,
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kRg8Snorm,
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kRg8Uint,
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kRg8Sint,
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kR32Uint,
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kR32Sint,
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kR32Float,
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kRg16Uint,
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kRg16Sint,
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kRg16Float,
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kRgba8Unorm,
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kRgba8UnormSrgb,
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kRgba8Snorm,
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kRgba8Uint,
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kRgba8Sint,
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kBgra8Unorm,
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kBgra8UnormSrgb,
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kRgb10A2Unorm,
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kRg11B10Float,
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kRg32Uint,
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kRg32Sint,
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kRg32Float,
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kRgba16Uint,
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kRgba16Sint,
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kRgba16Float,
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kRgba32Uint,
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kRgba32Sint,
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kRgba32Float,
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};
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/// kXXX maps to entries returned by GetXXXResourceBindings call.
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enum class ResourceType {
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kUniformBuffer,
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kStorageBuffer,
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kReadOnlyStorageBuffer,
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kSampler,
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kComparisonSampler,
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kSampledTexture,
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kMultisampledTexture,
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kReadOnlyStorageTexture,
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kWriteOnlyStorageTexture,
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kDepthTexture,
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kExternalTexture
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};
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/// Type of resource that is bound.
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ResourceType resource_type;
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/// Bind group the binding belongs
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uint32_t bind_group;
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/// Identifier to identify this binding within the bind group
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uint32_t binding;
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/// Size for this binding, in bytes, if defined.
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uint64_t size;
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/// Size for this binding without trailing structure padding, in bytes, if
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/// defined.
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uint64_t size_no_padding;
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/// Dimensionality of this binding, if defined.
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TextureDimension dim;
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/// Kind of data being sampled, if defined.
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SampledKind sampled_kind;
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/// Format of data, if defined.
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ImageFormat image_format;
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};
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/// Convert from internal ast::TextureDimension to public
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/// ResourceBinding::TextureDimension
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/// @param type_dim internal value to convert from
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/// @returns the publicly visible equivalent
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ResourceBinding::TextureDimension
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TypeTextureDimensionToResourceBindingTextureDimension(
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const ast::TextureDimension& type_dim);
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/// Infer ResourceBinding::SampledKind for a given sem::Type
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/// @param base_type internal type to infer from
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/// @returns the publicly visible equivalent
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ResourceBinding::SampledKind BaseTypeToSampledKind(const sem::Type* base_type);
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/// Convert from internal ast::ImageFormat to public
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/// ResourceBinding::ImageFormat
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/// @param image_format internal value to convert from
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/// @returns the publicly visible equivalent
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ResourceBinding::ImageFormat TypeImageFormatToResourceBindingImageFormat(
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const ast::ImageFormat& image_format);
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} // namespace inspector
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} // namespace tint
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#endif // SRC_INSPECTOR_RESOURCE_BINDING_H_
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