feat: font loading and dumping (#866)

* feat: font loading and dumping

* chore: make font properties unsigned if possible

* chore: use merge_patch to dump json font

* chore: font material is required

* chore: move static methods from font loader and dumper to anonymous namespace

* chore: make sure loaded fonts have their glyphs sorted

* chore: add macros for json NLOHMANN_TO_JSON_METHOD and NLOHMANN_FROM_JSON_METHOD

* feat: encode printable letters as string in json

Co-authored-by: hindercanrun <[email protected]>

* chore: omit redundant glyph count from jsons

---------

Co-authored-by: Jan Laupetin <[email protected]>
Co-authored-by: hindercanrun <[email protected]>
Co-authored-by: MrIkso <[email protected]>

src/Common/Game/IW3/IW3_Assets.h

@@ -2455,9 +2455,9 @@ namespace IW3
         uint16_t letter;
         char x0;
         char y0;
-        char dx;
-        char pixelWidth;
-        char pixelHeight;
+        unsigned char dx;
+        unsigned char pixelWidth;
+        unsigned char pixelHeight;
         float s0;
         float t0;
         float s1;

src/Common/Game/IW4/IW4_Assets.h

@@ -2676,9 +2676,9 @@ namespace IW4
         uint16_t letter;
         char x0;
         char y0;
-        char dx;
-        char pixelWidth;
-        char pixelHeight;
+        unsigned char dx;
+        unsigned char pixelWidth;
+        unsigned char pixelHeight;
         float s0;
         float t0;
         float s1;

src/Common/Game/T4/T4_Assets.h

@@ -2713,9 +2713,9 @@ namespace T4
         uint16_t letter;
         char x0;
         char y0;
-        char dx;
-        char pixelWidth;
-        char pixelHeight;
+        unsigned char dx;
+        unsigned char pixelWidth;
+        unsigned char pixelHeight;
         float s0;
         float t0;
         float s1;

src/Common/Game/T5/T5_Assets.h

@@ -3310,9 +3310,9 @@ namespace T5
         uint16_t letter;
         char x0;
         char y0;
-        char dx;
-        char pixelWidth;
-        char pixelHeight;
+        unsigned char dx;
+        unsigned char pixelWidth;
+        unsigned char pixelHeight;
         float s0;
         float t0;
         float s1;

src/Common/Game/T6/T6_Assets.h

@@ -3997,9 +3997,9 @@ namespace T6
         uint16_t letter;
         char x0;
         char y0;
-        char dx;
-        char pixelWidth;
-        char pixelHeight;
+        unsigned char dx;
+        unsigned char pixelWidth;
+        unsigned char pixelHeight;
         float s0;
         float t0;
         float s1;