implemented font reader

CMakeLists.txt

@@ -18,7 +18,7 @@ set(RENDER lineRenderer.cpp particleEmitter.cpp camera.cpp light.cpp material.cp
 set(MODEL modelReader.cpp assimpModelReader.cpp vbModelReader.cpp)
 set(ANIM animationController.cpp animationChannel.cpp animation.cpp animatable.h keyframeChannel.cpp driver.cpp)
 set(ARMATURE skeleton.cpp bone.cpp ikSolver.cpp)
-set(ASSET_READERS abstractAssetReader.cpp imageReader.cpp)
+set(ASSET_READERS abstractAssetReader.cpp imageReader.cpp fontReader.cpp)
 set(ASSET_MANAGER assetManager.cpp textAsset.h imageAsset.h modelAsset.h fontAsset.h)
 set(LIB_SRC ${RENDER} ${MATH} ${MODEL} ${UTILS} ${GUI} ${ARMATURE} ${ASSET_MANAGER} ${ASSET_READERS} ${ANIM})
 

abstractAssetReader.cpp

@@ -0,0 +1,4 @@
+#include "abstractAssetReader.h"
+
+namespace vb01{
+}

abstractAssetReader.h

@@ -0,0 +1,15 @@
+#ifndef ABSTRACT_ASSET_READER_H
+#define ABSTRACT_ASSET_READER_H
+
+#include "asset.h"
+
+namespace vb01{
+		class AbstractAssetReader{
+				public:
+						virtual Asset* readAsset(std::string){return nullptr;}
+				protected:
+						AbstractAssetReader(){}
+		};
+}
+
+#endif

fontAsset.h

@@ -5,7 +5,7 @@
 
 namespace vb01{
 		struct FontAsset : public Asset{
-				u32 **glyphImages;
+				FT_Face face;
 		};
 }
 

fontReader.cpp

@@ -0,0 +1,40 @@
+#include "fontReader.h"
+#include "fontAsset.h"
+
+#include <iostream>
+
+#include "glad.h"
+#include <glfw3.h>
+
+using namespace std;
+
+namespace vb01{
+		FontReader *fontReader = nullptr;
+
+		FontReader* FontReader::getSingleton(){
+				if(!fontReader)
+						fontReader = new FontReader();
+
+				return fontReader;
+		}
+
+		FontReader::FontReader() : AbstractAssetReader(){
+			if(FT_Init_FreeType(&ft))
+				cout << "Couldn't init Freetype\n";	
+		}
+
+		Asset* FontReader::readAsset(string path){
+			if(FT_New_Face(ft, path.c_str(), 0, &face))
+				cout << "Could not load font\n";
+
+			FT_Set_Pixel_Sizes(face, pixelWidth, pixelHeight);
+
+			glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
+
+			FontAsset *font = new FontAsset;
+			font->path = path;
+			font->face = face;
+
+			return font;
+		}
+}

fontReader.h

@@ -0,0 +1,29 @@
+#ifndef FONT_READER_H
+#define FONT_READER_H
+
+#include "abstractAssetReader.h"
+#include "util.h"
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+namespace vb01{
+		class FontReader : public AbstractAssetReader{
+				public:
+						static FontReader* getSingleton();
+						Asset* readAsset(std::string);
+						inline void setPixelWidth(int w){this->pixelWidth = w;}
+						inline void setPixelHeight(int h){this->pixelHeight = h;}
+						inline int getPixelWidth(){return pixelWidth;}
+						inline int getPixelHeight(){return pixelHeight;}
+						inline FT_Library& getFT(){return ft;}
+				private:
+						FontReader();
+
+						int pixelWidth = 0, pixelHeight = 100;
+						FT_Library ft;
+						FT_Face face;
+		};
+}
+
+#endif

text.cpp

@@ -4,6 +4,9 @@
 #include "texture.h"
 #include "node.h"
 #include "material.h"
+#include "fontReader.h"
+#include "fontAsset.h"
+#include "assetManager.h"
 
 #include "glad.h"
 #include <glfw3.h>
@@ -26,18 +29,10 @@ namespace vb01{
 	}
 
 	void Text::initFont(string fontPath, u16 firstChar, u16 lastChar){
-		FT_Library ft;
-		FT_Face face;
-
-		if(FT_Init_FreeType(&ft))
-			cout << "Couldn't init Freetype\n";	
-
-		if(FT_New_Face(ft, fontPath.c_str(), 0, &face))
-			cout << "Could not load font\n";
-
-		FT_Set_Pixel_Sizes(face, 0, 100);
-
-		glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
+		FontReader *fontReader = FontReader::getSingleton();
+		FT_Library &ft = fontReader->getFT();
+		FontAsset *font = (FontAsset*)AssetManager::getSingleton()->getAsset(fontPath);
+		FT_Face face = font->face;
 
 		for(u16 i = firstChar; i < lastChar; i++){
 			if(FT_Load_Char(face, i, FT_LOAD_RENDER)){
@@ -53,9 +48,6 @@ namespace vb01{
 			c.advance = face->glyph->advance.x;
 			characters.push_back(c);
 		}
-
-		FT_Done_Face(face);
-		FT_Done_FreeType(ft);
 	}
 
 	void Text::update(){

textSample.cpp

@@ -6,6 +6,9 @@
 #include "node.h"
 #include "animationController.h"
 #include "animationChannel.h"
+#include "imageReader.h"
+#include "fontReader.h"
+#include "assetManager.h"
 
 using namespace std;
 using namespace vb01;
@@ -55,10 +58,14 @@ int main(){
 	textMat->addBoolUniform("texturingEnabled", true);
 
 	string frames[]{TEX_PATH + "bricks.jpg", TEX_PATH + "defaultTexture.jpg"};
+	AssetManager::getSingleton()->load(ImageReader::getSingleton(), frames[0]);
+	AssetManager::getSingleton()->load(ImageReader::getSingleton(), frames[1]);
 	Texture *texture = new Texture(frames, 2, false);
 	textMat->addTexUniform("textures[0]", texture, true);
 
 	for(int i = 0; i < numTexts; i++){
+		AssetManager::getSingleton()->load(FontReader::getSingleton(), FONT_PATH + fonts[i]);
+
 		Text *text = new Text(FONT_PATH + fonts[i], texts[i], 0, 60000);
 		text->setLeftToRight(leftToRight[i]);
 		text->setScale(.5);