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VideoCommon: add additional properties to ShaderAsset to support custom shader uniforms

This commit is contained in:
iwubcode 2023-10-15 16:49:31 -05:00
parent bbf3fed93c
commit fec2a8af8c
2 changed files with 56 additions and 17 deletions
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47
Source/Core/VideoCommon/Assets/ShaderAsset.cpp
View File

@ -3,6 +3,11 @@
#include "VideoCommon/Assets/ShaderAsset.h"
#include <algorithm>
#include <array>
#include <string_view>
#include <utility>
#include "Common/Logging/Log.h"
#include "VideoCommon/Assets/CustomAssetLibrary.h"
@ -45,28 +50,38 @@ bool ParseShaderProperties(const VideoCommon::CustomAssetLibrary::AssetID& asset
std::transform(type.begin(), type.end(), type.begin(),
[](unsigned char c) { return std::tolower(c); });
if (type == "sampler2d")
static constexpr std::array<std::pair<std::string_view, ShaderProperty::Type>,
static_cast<int>(ShaderProperty::Type::Type_Max)>
pairs = {{
{"sampler2d", ShaderProperty::Type::Type_Sampler2D},
{"samplercube", ShaderProperty::Type::Type_SamplerCube},
{"samplerarrayshared_main", ShaderProperty::Type::Type_SamplerArrayShared_Main},
{"samplerarrayshared_additional",
ShaderProperty::Type::Type_SamplerArrayShared_Additional},
{"int", ShaderProperty::Type::Type_Int},
{"int2", ShaderProperty::Type::Type_Int2},
{"int3", ShaderProperty::Type::Type_Int3},
{"int4", ShaderProperty::Type::Type_Int4},
{"float", ShaderProperty::Type::Type_Float},
{"float2", ShaderProperty::Type::Type_Float2},
{"float3", ShaderProperty::Type::Type_Float3},
{"float4", ShaderProperty::Type::Type_Float4},
{"rgb", ShaderProperty::Type::Type_RGB},
{"rgba", ShaderProperty::Type::Type_RGBA},
{"bool", ShaderProperty::Type::Type_Bool},
}};
if (const auto it = std::find_if(pairs.begin(), pairs.end(),
[&](const auto& pair) { return pair.first == type; });
it != pairs.end())
{
property.m_type = ShaderProperty::Type::Type_Sampler2D;
}
else if (type == "samplercube")
{
property.m_type = ShaderProperty::Type::Type_SamplerCube;
}
else if (type == "samplerarrayshared_main")
{
property.m_type = ShaderProperty::Type::Type_SamplerArrayShared_Main;
}
else if (type == "samplerarrayshared_additional")
{
property.m_type = ShaderProperty::Type::Type_SamplerArrayShared_Additional;
property.m_type = it->second;
}
else
{
ERROR_LOG_FMT(VIDEO,
"Asset '{}' failed to parse json, property entry 'description' is "
"Asset '{}' failed to parse json, property entry type '{}' is "
"an invalid option",
asset_id);
asset_id, type_iter->second.to_str());
return false;
}

26
Source/Core/VideoCommon/Assets/ShaderAsset.h
View File

@ -8,6 +8,7 @@
#include <picojson.h>
#include "Common/EnumFormatter.h"
#include "VideoCommon/Assets/CustomAsset.h"
namespace VideoCommon
@ -27,7 +28,18 @@ struct ShaderProperty
Type_SamplerArrayShared_Additional,
Type_Sampler2D,
Type_SamplerCube,
Type_Max = Type_SamplerCube
Type_Int,
Type_Int2,
Type_Int3,
Type_Int4,
Type_Float,
Type_Float2,
Type_Float3,
Type_Float4,
Type_RGB,
Type_RGBA,
Type_Bool,
Type_Max = Type_Bool
};
Type m_type;
std::string m_description;
@ -54,3 +66,15 @@ private:
CustomAssetLibrary::LoadInfo LoadImpl(const CustomAssetLibrary::AssetID& asset_id) override;
};
} // namespace VideoCommon
template <>
struct fmt::formatter<VideoCommon::ShaderProperty::Type>
: EnumFormatter<VideoCommon::ShaderProperty::Type::Type_Max>
{
constexpr formatter()
: EnumFormatter({"Undefined", "DolphinSamplerArray_Main", "DolphinSamplerArray_Additional",
"2DSampler", "CubeSampler", "Int", "Int2", "Int3", "Int4", "Float", "Float2",
"Float3", "Float4", "RGB", "RGBA", "Bool"})
{
}
};