75 lines
1.6 KiB
C++
75 lines
1.6 KiB
C++
/*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/.
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*/
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#pragma once
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#include "Base/Wrapper.hpp"
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#include "Math/Math.hpp"
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#include "Image/Image.hpp"
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#include "Scene/Texture.hpp"
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#include <string_view>
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#include <map>
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#include <magic_enum.hpp>
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namespace OpenVulkano::Scene
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{
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struct GlyphInfo
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{
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//GlyphGeometry geometry;
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//GlyphBox glyphBox;
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Math::Vector3f_SIMD xyz[4] = {};
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Math::Vector2f_SIMD uv[4] = {};
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double advance = 0;
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};
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class FontAtlasType
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{
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public:
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enum Type : int16_t
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{
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SDF = 0,
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MSDF,
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BITMAP,
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UNKNOWN
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};
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static constexpr std::string_view DEFAULT_FG_SHADERS[] = { "Shader/sdfText", "Shader/msdfText", "Shader/text" };
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constexpr FontAtlasType(Type type) : m_type(type) {}
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[[nodiscard]] constexpr Type GetType() const { return m_type; }
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[[nodiscard]] constexpr auto GetName() const { return magic_enum::enum_name(m_type); }
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[[nodiscard]] constexpr const std::string_view& GetDefaultFragmentShader() const
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{
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return DEFAULT_FG_SHADERS[static_cast<int>(m_type)];
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}
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[[nodiscard]] constexpr operator Type() const { return m_type; }
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private:
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Type m_type;
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};
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struct AtlasMetadata
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{
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// vertical difference between baselines
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double lineHeight = 0;
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FontAtlasType atlasType = FontAtlasType::UNKNOWN;
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};
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struct AtlasData
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{
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std::map<uint32_t, GlyphInfo> glyphs;
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AtlasMetadata meta;
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Unique<Image::Image> img;
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Texture texture;
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operator bool() const { return !glyphs.empty() && texture.textureBuffer; }
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};
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} |