mirror of
https://github.com/seekrs/MacroLibX.git
synced 2026-01-11 14:43:34 +00:00
58 lines
2.2 KiB
C++
58 lines
2.2 KiB
C++
/* ************************************************************************** */
|
|
/* */
|
|
/* ::: :::::::: */
|
|
/* font.cpp :+: :+: :+: */
|
|
/* +:+ +:+ +:+ */
|
|
/* By: maldavid <kbz_8.dev@akel-engine.com> +#+ +:+ +#+ */
|
|
/* +#+#+#+#+#+ +#+ */
|
|
/* Created: 2023/12/11 22:06:09 by kbz_8 #+# #+# */
|
|
/* Updated: 2023/12/11 22:31:11 by kbz_8 ### ########.fr */
|
|
/* */
|
|
/* ************************************************************************** */
|
|
|
|
#include <renderer/font.h>
|
|
#include <renderer/renderer.h>
|
|
#include <fstream>
|
|
|
|
constexpr const int RANGE = 1024;
|
|
|
|
namespace mlx
|
|
{
|
|
Font::Font(Renderer& renderer, const std::filesystem::path& path, float scale) : non_copyable(), _name(path.string())
|
|
{
|
|
std::vector<uint8_t> tmp_bitmap(RANGE * RANGE);
|
|
std::vector<uint8_t> vulkan_bitmap(RANGE * RANGE * 4);
|
|
|
|
std::ifstream file(path, std::ios::binary);
|
|
if(!file.is_open())
|
|
{
|
|
core::error::report(e_kind::error, "Font load : cannot open font file, %s", _name.c_str());
|
|
return;
|
|
}
|
|
std::ifstream::pos_type fileSize = std::filesystem::file_size(path);
|
|
file.seekg(0, std::ios::beg);
|
|
std::vector<uint8_t> bytes(fileSize);
|
|
file.read(reinterpret_cast<char*>(bytes.data()), fileSize);
|
|
file.close();
|
|
|
|
stbtt_pack_context pc;
|
|
stbtt_PackBegin(&pc, tmp_bitmap.data(), RANGE, RANGE, RANGE, 1, nullptr);
|
|
stbtt_PackFontRange(&pc, bytes.data(), 0, scale, 32, 96, _cdata.data());
|
|
stbtt_PackEnd(&pc);
|
|
for(int i = 0, j = 0; i < RANGE * RANGE; i++, j += 4)
|
|
{
|
|
vulkan_bitmap[j + 0] = tmp_bitmap[i];
|
|
vulkan_bitmap[j + 1] = tmp_bitmap[i];
|
|
vulkan_bitmap[j + 2] = tmp_bitmap[i];
|
|
vulkan_bitmap[j + 3] = tmp_bitmap[i];
|
|
}
|
|
_atlas.create(vulkan_bitmap.data(), RANGE, RANGE, VK_FORMAT_R8G8B8A8_UNORM, "__mlx_texts_pipeline_texture_atlas", true);
|
|
_atlas.setDescriptor(renderer.getFragDescriptorSet().duplicate());
|
|
}
|
|
|
|
Font::~Font()
|
|
{
|
|
|
|
}
|
|
}
|