engine_structs.h

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#pragma once
 
#include "imports.h"
#include <freetype/freetype.h>
#include  <freetype/ftstroke.h>
 
 
// Core struct (engine stuff) - 0.0.1
 
 
 
typedef struct Texture {
    unsigned int id = 0;
    int width       = 0;
    int height      = 0;
 
 
    Texture() = default;
} Texture, Texture2D;
 
// Windows API conflict
namespace ember {
 
    struct Rectangle {
        int x;
        int y;
        int width;
        int height;
    };
 
}; // namespace ember
 
 
struct Color {
    unsigned char r;
    unsigned char g;
    unsigned char b;
    unsigned char a;
 
    glm::vec4 GetNormalizedColor() const;
 
    bool operator==(const Color& other) const;
};
 
 
struct Glyph {
    float x0, y0, x1, y1;
    int w, h;
    int x_offset, y_offset;
    int advance;
};
 
 
struct Font {
    std::map<char, Glyph> glyphs{};
    Texture texture;
    int font_size;
    float kerning = 0.0f;
    int ascent, descent, line_gap;
    float scale;
 
    bool IsValid() const;
 
    Font() = default;
 
};
 
std::tuple<int,int> CalcTextSize(const std::string& text, const Font& font, float font_size = 0.0f);