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Fix text position

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This commit is contained in:
Georg Hagen
2025-01-05 17:15:18 +01:00
parent aca64c57b7
commit 56cb508002
5 changed files with 18 additions and 17 deletions
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21
openVulkanoCpp/Scene/FontAtlasGeneratorBase.hpp
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@@ -7,30 +7,31 @@
#pragma once
#include "IFontAtlasGenerator.hpp"
#include "AtlasData.hpp"
#include "Math/AABB.hpp"
#include "Extensions/FreetypeHelper.hpp"
#include <variant>
#include <set>
namespace OpenVulkano::Scene
{
class FontAtlasGeneratorBase : public IFontAtlasGenerator
{
protected:
int m_channelsCount;
std::shared_ptr<AtlasData> m_atlasData;
public:
FontAtlasGeneratorBase(int channelsCount) : m_channelsCount(channelsCount) {}
FontAtlasGeneratorBase(const int channelsCount) : m_channelsCount(channelsCount) {}
void SaveAtlasMetadataInfo(const std::string& outputFile, bool packIntoSingleFile = true) const override;
std::shared_ptr<AtlasData> GetAtlasData() const { return m_atlasData; }
int GetAtlasChannelsCount() const { return m_channelsCount; }
static std::set<uint32_t> LoadAllGlyphs(const std::variant<std::string, Array<char>>& data);
[[nodiscard]] const std::shared_ptr<AtlasData>& GetAtlasData() const override { return m_atlasData; }
[[nodiscard]] int GetAtlasChannelsCount() const { return m_channelsCount; }
[[nodiscard]] static std::set<uint32_t> LoadAllGlyphs(const std::variant<std::string, Array<char>>& data);
protected:
void SavePng(std::string output) const;
void SetupAtlasData(Math::Vector2ui textureResolution, double lineHeight, FontAtlasType::Type atlasType);
void SetGlyphData(GlyphInfo& info, Math::Vector2d bearing, Math::Vector2d size, const Math::AABB& aabb, double advance);
static std::string GetFreetypeErrorDescription(FT_Error error);
static std::pair<FtLibraryRecPtr, FtFaceRecPtr> InitFreetype(const std::variant<std::string, Array<char>>& source);
protected:
int m_channelsCount;
std::shared_ptr<AtlasData> m_atlasData;
[[nodiscard]] static std::string GetFreetypeErrorDescription(FT_Error error);
[[nodiscard]] static std::pair<FtLibraryRecPtr, FtFaceRecPtr> InitFreetype(const std::variant<std::string, Array<char>>& source);
};
}

9
openVulkanoCpp/Scene/IFontAtlasGenerator.hpp
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@@ -6,24 +6,25 @@
#pragma once
#include "Scene/AtlasData.hpp"
#include <Data/Containers/Array.hpp>
#include <string>
#include <optional>
#include <map>
#include <variant>
#include <set>
#include <memory>
namespace OpenVulkano::Scene
{
struct AtlasData;
class IFontAtlasGenerator
{
public:
virtual ~IFontAtlasGenerator() = default;
virtual void GenerateAtlas(const std::string& fontFile, const std::set<uint32_t>& charset,
const std::optional<std::string>& pngOutput = std::nullopt) = 0;
virtual void GenerateAtlas(const Array<char>& fontData, const std::set<uint32_t>& charset,
const std::optional<std::string>& pngOutput = std::nullopt) = 0;
virtual void SaveAtlasMetadataInfo(const std::string& outputFile, bool packIntoSingleFile = true) const = 0;
virtual std::shared_ptr<AtlasData> GetAtlasData() const = 0;
virtual const std::shared_ptr<AtlasData>& GetAtlasData() const = 0;
};
}

1
openVulkanoCpp/Scene/Prefabs/LabelDrawable.hpp
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@@ -7,7 +7,6 @@
#pragma once
#include "Scene/Drawable.hpp"
#include "Scene/Texture.hpp"
#include "Scene/UniformBuffer.hpp"
#include "Scene/BillboardControlBlock.hpp"
#include "Math/AABB.hpp"

2
openVulkanoCpp/Shader/text.vert
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@@ -20,7 +20,7 @@ layout(set = 1, binding = 0) uniform CameraData
} cam;
void main() {
gl_Position = cam.viewProjection * node.world * vec4(position[gl_VertexIndex], 1.0, 1.0);
gl_Position = cam.viewProjection * node.world * vec4(position[gl_VertexIndex], 0.0, 1.0);
fragTextureCoordinates = textureCoordinates[gl_VertexIndex];
outColor = color;
outBgColor = bgColor;

2
openVulkanoCpp/Shader/textBillboard.vert
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@@ -53,7 +53,7 @@ void main()
}
else
{
vec4 billboardPos = vec4(0.5, 0.5, 0.5, 1);
vec4 billboardPos = vec4(0.5, 0.5, 0, 1);
vec4 viewPos = cam.view * node.world * billboardPos;
float dist = -viewPos.z;
gl_Position = cam.projection * (viewPos + vec4(pos.xy * dist * 0.2, 0, 0));