add LayerComposition

src/Layer.h

@@ -5,6 +5,8 @@
 //uuid
 #include "random_id.h"
 
+#include "ofxMsdfgen.h"
+
 namespace ofxVariableLab {
 
 class Layer {

src/LayerComposition.cpp

@@ -0,0 +1,53 @@
+#include "LayerComposition.h"
+
+namespace ofxVariableLab {
+
+void LayerComposition::setup(){
+    ofxMsdfgen::AtlasSettings settings;
+    settings.characters = "ABCDEFGHIJKL";
+    settings.scale = 64;
+    //string fontName = "RobotoFlex.ttf";
+    //string fontPath = "data/fonts/" + fontName;
+    //string fontPath = "data/celines-fonts/testing2VF.ttf";
+    string fontPath = "data/celines-fonts/Version-2-var.ttf";
+    //string fontPath = "data/celines-fonts/Cottagecore.ttf";
+    atlas.setup(fontPath, settings);
+
+    atlasImage = make_shared <ofImage>(atlas.getAtlasImage());
+    glyphGeometries = atlas.getGlyphGeometries();
+    msdfShader = make_shared <ofShader>();
+    #ifdef TARGET_EMSCRIPTEN
+        msdfShader->load("ofxMsdfgen/shaders/unitRange/ES3/shader");
+    #else
+        shader->load("ofxMsdfgen/shaders/unitRange/GL3/shader");
+    #endif
+
+    auto layer = make_unique <ofxVariableLab::MsdfLayer>();
+    layer->atlasImage = atlasImage;
+    layer->shader = msdfShader;
+    layer->atlasImage->update();
+
+    layers.push_back(std::move(layer));
+}
+
+void LayerComposition::update(){
+}
+
+void LayerComposition::draw() const {
+    //ofClear(ofFloatColor(
+    //ofRandom(0, 1),
+    //ofRandom(0, 1),
+    //ofRandom(0, 1)
+    //));
+    for(const auto & layer : layers){
+        layer->draw();
+    }
+    ofPushStyle();
+    ofPopStyle();
+}
+
+shared_ptr <ofImage> LayerComposition::getAtlasImage(){
+    return atlasImage;
+}
+
+}

src/LayerComposition.h

@@ -0,0 +1,29 @@
+#pragma once
+
+#include "ofMain.h"
+#include "ofxMsdfgen.h"
+#include "Layer.h"
+#include <unordered_map>
+
+namespace ofxVariableLab {
+
+class LayerComposition {
+    public:
+        void setup();
+        void update();
+        void draw() const;
+        shared_ptr <ofImage> getAtlasImage();
+        #ifdef TARGET_EMSCRIPTEN
+        #else
+        #endif
+
+    private:
+        ofxMsdfgen::Atlas atlas;
+        shared_ptr <ofImage> atlasImage;
+        vector <ofxMsdfgen::GlyphGeometry> glyphGeometries;
+        shared_ptr <ofShader> msdfShader;
+
+        vector <unique_ptr <ofxVariableLab::Layer> > layers;
+};
+
+}

src/ofxVariableLab.h

@@ -2,3 +2,4 @@
 
 #include "random_id.h"
 #include "Layer.h"
+#include "LayerComposition.h"