vertex_pulling.cc | Explore in Territory

// Copyright 2020 The Dawn & Tint Authors
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#include "src/tint/lang/wgsl/ast/transform/vertex_pulling.h"

#include <algorithm>
#include <utility>

#include "src/tint/lang/core/builtin_value.h"
#include "src/tint/lang/wgsl/ast/assignment_statement.h"
#include "src/tint/lang/wgsl/ast/variable_decl_statement.h"
#include "src/tint/lang/wgsl/program/clone_context.h"
#include "src/tint/lang/wgsl/program/program_builder.h"
#include "src/tint/lang/wgsl/resolver/resolve.h"
#include "src/tint/lang/wgsl/sem/variable.h"
#include "src/tint/utils/containers/map.h"
#include "src/tint/utils/macros/compiler.h"
#include "src/tint/utils/math/math.h"
#include "src/tint/utils/rtti/switch.h"
#include "src/tint/utils/text/string_stream.h"

TINT_INSTANTIATE_TYPEINFO(…);
TINT_INSTANTIATE_TYPEINFO(…);

namespace tint::ast::transform {

usingnamespacetint::core::fluent_types;     // NOLINT
usingnamespacetint::core::number_suffixes;  // NOLINT

namespace {

/// The base WGSL type of a component.
/// The format type is either this type or a vector of this type.
enum class BaseWGSLType { … };

/// The data type of a vertex format.
/// The format type is either this type or a vector of this type.
enum class VertexDataType { … };

/// Writes the VertexFormat to the diagnostic.
/// @param out the stream to write to
/// @param format the VertexFormat to write
/// @returns out so calls can be chained
diag::Diagnostic& operator<<(diag::Diagnostic& out, VertexFormat format) { … }

/// Type information of a vertex input attribute.
struct AttributeWGSLType { … };

/// Type information of a vertex format.
struct VertexFormatType { … };

// Check if base types match between the WGSL variable and the vertex format
bool IsTypeCompatible(AttributeWGSLType wgslType, VertexFormatType vertexFormatType) { … }

AttributeWGSLType WGSLTypeOf(const core::type::Type* ty) { … }

VertexFormatType VertexFormatTypeOf(VertexFormat format) { … }

}  // namespace

/// PIMPL state for the transform
struct VertexPulling::State { … };

VertexPulling::VertexPulling() = default;
VertexPulling::~VertexPulling() = default;

Transform::ApplyResult VertexPulling::Apply(const Program& src,
                                            const DataMap& inputs,
                                            DataMap&) const { … }

VertexPulling::Config::Config() = default;
VertexPulling::Config::Config(const Config&) = default;
VertexPulling::Config::~Config() = default;
VertexPulling::Config& VertexPulling::Config::operator=(const Config&) = default;

VertexBufferLayoutDescriptor::VertexBufferLayoutDescriptor() = default;

VertexBufferLayoutDescriptor::VertexBufferLayoutDescriptor(
    uint32_t in_array_stride,
    VertexStepMode in_step_mode,
    std::vector<VertexAttributeDescriptor> in_attributes)
    : … { … }

VertexBufferLayoutDescriptor::VertexBufferLayoutDescriptor(
    const VertexBufferLayoutDescriptor& other) = default;

VertexBufferLayoutDescriptor& VertexBufferLayoutDescriptor::operator=(
    const VertexBufferLayoutDescriptor& other) = default;

VertexBufferLayoutDescriptor::~VertexBufferLayoutDescriptor() = default;

}  // namespace tint::ast::transform
chromium/third_party/dawn/src/tint/lang/wgsl/ast/transform/vertex_pulling.cc
