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@@ -4,13 +4,14 @@
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* file, You can obtain one at https://mozilla.org/MPL/2.0/.
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*/
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#include "Text.hpp"
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#include "TextDrawable.hpp"
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#include "Scene/Geometry.hpp"
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#include "Scene/Material.hpp"
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#include "Scene/Vertex.hpp"
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#include "Scene/UniformBuffer.hpp"
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#include "Scene/FontAtlasGenerator.hpp"
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#include "Base/Logger.hpp"
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#include "utf8.h"
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#include "fmt/core.h"
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namespace OpenVulkano::Scene
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@@ -18,13 +19,13 @@ namespace OpenVulkano::Scene
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using namespace msdfgen;
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using namespace msdf_atlas;
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Text::~Text()
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TextDrawable::~TextDrawable()
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{
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delete m_mesh;
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delete m_material;
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}
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void Text::GenerateText(const std::string& text, const Math::Vector3f& pos)
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void TextDrawable::GenerateText(const std::string& text, const Math::Vector3f& pos)
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{
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if (!m_fontAtlasGenerator)
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{
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@@ -62,9 +63,11 @@ namespace OpenVulkano::Scene
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};
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double cursorX = pos.x;
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for (size_t i = 0; i < text.size(); i++)
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auto begin = text.begin();
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auto end = text.end();
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for (size_t i = 0; begin != end; i++)
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{
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unicode_t c = text[i];
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unicode_t c = utf8::next(begin, end);
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if (symbols.find(c) != symbols.end())
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{
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Bbox glyphBaselineBbox, glyphAtlasBbox;
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@@ -86,41 +89,42 @@ namespace OpenVulkano::Scene
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double ax = cursorX + bearingX;
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double ay = pos.y - (h - bearingY);
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m_material->texture = &info.texture;
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const Texture& atlasTex = m_fontAtlasGenerator->GetAtlas();
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m_material->texture = const_cast<Texture*>(&atlasTex);
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m_mesh->vertices[vIdx].position.x = ax;
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m_mesh->vertices[vIdx].position.y = ay;
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m_mesh->vertices[vIdx].position.z = 1;
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m_mesh->vertices[vIdx].textureCoordinates.x = l / info.texture.resolution.x;
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m_mesh->vertices[vIdx].textureCoordinates.y = b / info.texture.resolution.y;
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m_mesh->vertices[vIdx].textureCoordinates.x = l / atlasTex.resolution.x;
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m_mesh->vertices[vIdx].textureCoordinates.y = b / atlasTex.resolution.y;
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m_mesh->vertices[vIdx + 1].position.x = ax + w;
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m_mesh->vertices[vIdx + 1].position.y = ay;
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m_mesh->vertices[vIdx + 1].position.z = 1;
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m_mesh->vertices[vIdx + 1].textureCoordinates.x = r / info.texture.resolution.x;
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m_mesh->vertices[vIdx + 1].textureCoordinates.y = b / info.texture.resolution.y;
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m_mesh->vertices[vIdx + 1].textureCoordinates.x = r / atlasTex.resolution.x;
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m_mesh->vertices[vIdx + 1].textureCoordinates.y = b / atlasTex.resolution.y;
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m_mesh->vertices[vIdx + 2].position.x = ax + w;
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m_mesh->vertices[vIdx + 2].position.y = ay + h;
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m_mesh->vertices[vIdx + 2].position.z = 1;
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m_mesh->vertices[vIdx + 2].textureCoordinates.x = r / info.texture.resolution.x;
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m_mesh->vertices[vIdx + 2].textureCoordinates.y = t / info.texture.resolution.y;
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m_mesh->vertices[vIdx + 2].textureCoordinates.x = r / atlasTex.resolution.x;
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m_mesh->vertices[vIdx + 2].textureCoordinates.y = t / atlasTex.resolution.y;
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m_mesh->vertices[vIdx + 3].position.x = ax;
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m_mesh->vertices[vIdx + 3].position.y = ay + h;
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m_mesh->vertices[vIdx + 3].position.z = 1;
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m_mesh->vertices[vIdx + 3].textureCoordinates.x = l / info.texture.resolution.x;
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m_mesh->vertices[vIdx + 3].textureCoordinates.y = t / info.texture.resolution.y;
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m_mesh->vertices[vIdx + 3].textureCoordinates.x = l / atlasTex.resolution.x;
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m_mesh->vertices[vIdx + 3].textureCoordinates.y = t / atlasTex.resolution.y;
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m_mesh->SetIndices(indices, 6, 6 * i);
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// TODO: change to lower value(or ideally remove completely) to avoid overlapping and make less space between symbols
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// when setting for depth comparison operator will be available( <= )
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cursorX += info.glyphBox.advance +0.08;
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cursorX += info.glyphBox.advance + 0.08;
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}
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else
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{
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// throw ? replace with ? character (if available) ?
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Logger::RENDER->error(fmt::format("Could not find glyph for character", c));
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Logger::RENDER->error(fmt::format("Could not find glyph for character {}", c));
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}
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}
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}
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