From 0b41ae9f9744e46926aeb42eec566f23475f8d4c Mon Sep 17 00:00:00 2001
From: themancalledjakob <jakob@jrkb.land>
Date: Mon, 29 May 2023 09:50:52 +0200
Subject: [PATCH] introduce buffer target type

---
 src/gpufont/font.hpp | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/src/gpufont/font.hpp b/src/gpufont/font.hpp
index 9ce70db..6522312 100644
--- a/src/gpufont/font.hpp
+++ b/src/gpufont/font.hpp
@@ -429,9 +429,10 @@ class Font {
 
         // If hinting is enabled, worldSize must be an integer and defines the font size in pixels used for hinting.
         // Otherwise, worldSize can be an arbitrary floating-point value.
-        Font(FT_Face face, float worldSize = 1.0f, bool hinting = false) :
+        Font(FT_Face face, float worldSize = 1.0f, bool hinting = false, GLint bufferTargetType = GL_TEXTURE_2D_ARRAY) :
             face(face),
             hinting(hinting),
+            BUFFER_TARGET_TYPE(bufferTargetType),
             worldSize(worldSize){
             // TODO: modularize init, so we can initialize with settings and text
 
@@ -1400,6 +1401,7 @@ class Font {
         // If hinting is enabled, we must let FreeType scale the outlines for the hinting to work properly.
         // The variables loadFlags and kerningMode are set in the constructor and control this scaling behavior.
         bool hinting;
+        GLint BUFFER_TARGET_TYPE;
         FT_Int32 loadFlags;
         FT_Kerning_Mode kerningMode;
 
@@ -1443,6 +1445,7 @@ class Font {
 
 static std::shared_ptr <Font> loadFont(FT_Library & library,
                                        const std::string & filename,
+                                       GLint bufferTargetType,
                                        float worldSize = 1.0f,
                                        bool hinting = false){
     std::string error;
@@ -1454,15 +1457,16 @@ static std::shared_ptr <Font> loadFont(FT_Library & library,
         std::cout << "ofxGPUFont::font.hpp[" << __LINE__ << "] FT loaded " << filename << ": " << error << std::endl;
     }
 
-    return std::make_shared <Font>(face, worldSize, hinting);
+    return std::make_shared <Font>(face, worldSize, hinting, bufferTargetType);
 }
 
 
 static void initializeFont(FT_Library & library,
                            const std::string & filename,
-                           shared_ptr <Font> & mainFont){
+                           shared_ptr <Font> & mainFont,
+                           GLint bufferTargetType = GL_TEXTURE_2D_ARRAY){
     cout << "initializeFont" << endl;
-    auto font = loadFont(library, filename);
+    auto font = loadFont(library, filename, bufferTargetType);
     if(!font){
         return;
     }