Font support with freetype

Makefile.base

@@ -16,8 +16,8 @@ IRXEMBEDDEDEXT	:= irx-em
 CFLAGS      += -D_EE -Wall -O3
 LINKFLAGS	+= -O3 -Wl,-zmax-page-size=128
 ASFLAGS		+= -O3
-LIB         += -lstdc++ -ldma -lpacket2 -lgraph -ldraw -lmath3d -lpng -ldebug -lz -lpad -laudsrv -lpatches -lcdvd
-INC         += -I$(PS2DEV)/ps2sdk/ee/include -I$(PS2DEV)/ps2sdk/common/include -I$(PS2DEV)/ps2sdk/ports/include
+LIB         += -lstdc++ -ldma -lpacket2 -lgraph -ldraw -lmath3d -lpng -ldebug -lz -lpad -laudsrv -lpatches -lcdvd -lfreetype
+INC         += -I$(PS2DEV)/ps2sdk/ee/include -I$(PS2DEV)/ps2sdk/common/include -I$(PS2DEV)/ps2sdk/ports/include -I$(PS2DEV)/ps2sdk/ports/include/freetype2
 
 #---------------------------------------------------------------------------------
 #DO NOT EDIT BELOW THIS LINE

demo/Makefile

@@ -19,7 +19,7 @@ CFLAGS      :=
 LIB         := -ltyra
 LIBDIRS     := -L$(ENGINEDIR)/bin
 INC         := -I$(INCDIR) -I$(ENGINEDIR)/inc
-INCDEP      := -I$(INCDIR) -I$(ENGINEDIR)/inc
+INCDEP      := -I$(INCDIR) -I$(ENGINEDIR)/inc -I$(PS2DEV)/ps2sdk/ports/include/freetype2
 
 include ../Makefile.base
 

engine/Makefile

@@ -15,10 +15,10 @@ OBJEXT      := o
 
 #Flags, Libraries and Includes
 CFLAGS      := 
-LIB         := 
+LIB         :=
 LIBDIRS     := 
 INC         := -I$(INCDIR)
-INCDEP      := -I$(INCDIR)
+INCDEP      := -I$(INCDIR) -I$(PS2SDK)/ports/include/freetype2
 
 include ../Makefile.base
 

engine/inc/engine.hpp

@@ -11,6 +11,7 @@
 #pragma once
 
 #include "./renderer/renderer.hpp"
+#include "./font/font.hpp"
 #include "./pad/pad.hpp"
 #include "./audio/audio.hpp"
 #include "./irx/irx_loader.hpp"
@@ -39,6 +40,7 @@ class Engine {
   Renderer renderer;
   Pad pad;
   Audio audio;
+  Font font;
   Info info;
 
   void run(Game* t_game);

engine/inc/font/font.hpp

@@ -0,0 +1,101 @@
+#pragma once
+
+#include <loaders/texture/builder/texture_builder_data.hpp>
+#include <renderer/core/texture/models/texture.hpp>
+#include <renderer/core/2d/sprite/sprite.hpp>
+#include <renderer/renderer.hpp>
+#include <vector>
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+namespace Tyra {
+
+struct Glyph {
+  int value = 0;  // codepoint value
+  Vec2 advance;
+  Vec2 bitmap;  // bearing
+  Sprite sprite;
+};
+
+class FontData {
+ public:
+  int id;
+  float sizeInMB = 0;
+  bool hasKerning = false;
+  bool hasColor = false;
+  std::vector<int> size;
+  std::vector<std::vector<Glyph>> glyph;
+  std::vector<std::vector<Texture*>> texture;
+  FT_Face face;  // handle to face object
+  FT_Byte* data;
+};
+
+class Font {
+ public:
+  Font();
+  ~Font();
+  void init(Renderer* renderer);
+
+  /**
+   * Changes the maximum memory size for all fonts.
+   * @param maxMB Allowed value between 1 and 10.
+   * When the MB is greater than this value, it deletes all cached textures from
+   * all font. By default is 2MB.
+   */
+  void setLimitFontTexture(float maxMB);
+
+  /**
+   * @return Only 1 codepoint
+   */
+  int getCodepoint(const unsigned char* text, int* bytes);
+
+  /**
+   * @return Only 1 codepoint
+   */
+  int getCodepoint(const char* text, int* bytes);
+  /**
+   * Loads a range of codepoint values.
+   * @param codePoints Use getCodepoint() to get the value.
+   */
+  void loadFontGlyphs(FontData* font, const int fontSize,
+                      std::vector<int>& codePoints,
+                      const std::string& filePath);
+  /**
+   * Load the size you require.
+   * Loads chars values with 32-127
+   */
+  void loadFont(FontData* font, const int fontSize,
+                const std::string& filePath);
+
+  /**
+   * Loads the font with the size of 32 by default.
+   * It is recommended to put the size you require
+   * so that it loads faster.
+   * Loads chars values with 32-127
+   */
+  void loadFont(FontData* font, const std::string& filePath);
+
+  void drawText(FontData* font, std::string text, float x, float y,
+                int fontSize, Color color);
+  void unloadFont(FontData* font);
+  void unloadFontTexture(FontData* font);
+
+  bool textureLimits = true;
+
+ private:
+  Renderer* renderer;
+  FT_Library library; /* handle to library     */
+  FT_UInt defaultFontSize = 32;
+  FT_Error error;
+  int glyphNotFound = -1;
+  float maxSizeInMB = 2;  // Max size in MB for textures fonts.
+  float sizeInMBused = 0;
+  std::vector<int> deletedIDs;
+  std::vector<FontData*> fontData;
+
+  int getFontSizeIndex(FontData* font, const int fontSize);
+  int getGlyphIndex(std::vector<Tyra::Glyph>* glyph, const int codepoint);
+  int getGlyphTexture(FontData* font, const int fontIndex, int* index,
+                      const int codepoint, const int fontSize);
+};
+}  // namespace Tyra

engine/src/engine.cpp

@@ -42,6 +42,7 @@ void Engine::initAll(const bool& loadUsbDriver) {
   banner.show(&renderer);
   audio.init();
   pad.init();
+  font.init(&renderer);
 }
 
 }  // namespace Tyra