81 lines
2.1 KiB
C++
81 lines
2.1 KiB
C++
// Copyright 2023 Dolphin Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include <map>
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#include <string>
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#include <picojson.h>
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#include "Common/EnumFormatter.h"
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#include "VideoCommon/Assets/CustomAsset.h"
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namespace VideoCommon
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{
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struct ShaderProperty
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{
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// "SamplerShared" denotes that the sampler
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// already exists outside of the shader source
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// (ex: in the Dolphin defined pixel shader)
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// "Main" is the first entry in a shared sampler array
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// and "Additional" denotes a subsequent entry
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// in the array
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enum class Type
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{
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Type_Undefined,
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Type_SamplerArrayShared_Main,
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Type_SamplerArrayShared_Additional,
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Type_Sampler2D,
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Type_SamplerCube,
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Type_Int,
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Type_Int2,
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Type_Int3,
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Type_Int4,
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Type_Float,
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Type_Float2,
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Type_Float3,
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Type_Float4,
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Type_RGB,
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Type_RGBA,
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Type_Bool,
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Type_Max = Type_Bool
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};
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Type m_type;
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std::string m_description;
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};
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struct PixelShaderData
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{
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static bool FromJson(const CustomAssetLibrary::AssetID& asset_id, const picojson::object& json,
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PixelShaderData* data);
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// These shader properties describe the input that the
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// shader expects to expose. The key is text
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// expected to be in the shader code and the propery
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// describes various details about the input
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std::map<std::string, ShaderProperty> m_properties;
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std::string m_shader_source;
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};
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class PixelShaderAsset final : public CustomLoadableAsset<PixelShaderData>
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{
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public:
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using CustomLoadableAsset::CustomLoadableAsset;
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private:
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CustomAssetLibrary::LoadInfo LoadImpl(const CustomAssetLibrary::AssetID& asset_id) override;
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};
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} // namespace VideoCommon
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template <>
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struct fmt::formatter<VideoCommon::ShaderProperty::Type>
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: EnumFormatter<VideoCommon::ShaderProperty::Type::Type_Max>
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{
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constexpr formatter()
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: EnumFormatter({"Undefined", "DolphinSamplerArray_Main", "DolphinSamplerArray_Additional",
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"2DSampler", "CubeSampler", "Int", "Int2", "Int3", "Int4", "Float", "Float2",
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"Float3", "Float4", "RGB", "RGBA", "Bool"})
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{
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}
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};
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