From 957768cf611d9e41239cc3420ff51c4f2df09d39 Mon Sep 17 00:00:00 2001
From: themancalledjakob <jakob@jrkb.land>
Date: Tue, 11 Apr 2023 13:17:30 +0200
Subject: [PATCH] settable vFlip

---
 src/Layer.h              | 1 +
 src/LayerComposition.cpp | 8 ++++++++
 src/LayerComposition.h   | 4 ++--
 src/MsdfLayer.cpp        | 3 +++
 src/MsdfLayer.h          | 1 +
 5 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/src/Layer.h b/src/Layer.h
index 7f6c269..6341445 100644
--- a/src/Layer.h
+++ b/src/Layer.h
@@ -57,6 +57,7 @@ class Layer {
         virtual void setShader(shared_ptr <ofShader> _shader) = 0;
         virtual shared_ptr <ofShader> getShader() const = 0;
         virtual const Type & getType() const = 0;
+        virtual void setVFlip(const VFlipState vFlip) = 0;
         static int n_layers;
 };
 }
diff --git a/src/LayerComposition.cpp b/src/LayerComposition.cpp
index da2846f..c957e82 100644
--- a/src/LayerComposition.cpp
+++ b/src/LayerComposition.cpp
@@ -100,6 +100,7 @@ LayerID LayerComposition::addLayer(const ComboIdentifier & identifier,
              auto combo = make_shared <MsdfAtlasLayerCombo>();
              combo->setup(identifier); // TODO: add here text and variations
              auto layer = make_shared <MsdfLayer>();
+             layer->vFlip = vFlipState;
              layer->setProps(props);
              layer->setup();
              std::vector <ofxMsdfgen::FontVariation> msdfVariations;
@@ -145,4 +146,11 @@ const unordered_map <ComboIdentifier, shared_ptr <AtlasLayerCombo> > & LayerComp
     return atlasLayerCombos;
 }
 
+void LayerComposition::setVFlip(bool vFlip){
+    vFlipState = vFlip ? V_FLIP_ON : V_FLIP_OFF;
+    for(auto & layer : layers){
+        layer.second->setVFlip(vFlipState);
+    }
+}
+
 }
diff --git a/src/LayerComposition.h b/src/LayerComposition.h
index fa7ddb3..127a61f 100644
--- a/src/LayerComposition.h
+++ b/src/LayerComposition.h
@@ -100,10 +100,10 @@ class LayerComposition {
         shared_ptr <ofxVariableLab::Layer> getLayer(const LayerID & layerID);
         const std::vector <ComboIdentifier> getAvailableComboIdentifiers() const;
         const unordered_map <ComboIdentifier, shared_ptr <AtlasLayerCombo> > & getAtlasLayerCombos() const;
-
+        void setVFlip(bool vFlip);
 
     private:
-
+        VFlipState vFlipState = V_FLIP_UNKNOWN;
         unordered_map <LayerID, shared_ptr <ofxVariableLab::Layer> > layers;
         unordered_map <ComboIdentifier, shared_ptr <AtlasLayerCombo> > atlasLayerCombos;
         //unordered_map <LayerIdentifier, shared_ptr <ofxVariableLab::Layer> > layers;
diff --git a/src/MsdfLayer.cpp b/src/MsdfLayer.cpp
index 643fbaf..4ba1966 100644
--- a/src/MsdfLayer.cpp
+++ b/src/MsdfLayer.cpp
@@ -273,6 +273,9 @@ shared_ptr <ofShader> MsdfLayer::getShader() const {
 const Layer::Type & MsdfLayer::getType() const {
     return type;
 }
+void MsdfLayer::setVFlip(const VFlipState vFlip){
+    this->vFlip = vFlip;
+}
 
 void MsdfLayer::setAtlas(shared_ptr <ofxMsdfgen::Atlas> _atlas){
     atlas = _atlas;
diff --git a/src/MsdfLayer.h b/src/MsdfLayer.h
index d4216f6..4fc72a7 100644
--- a/src/MsdfLayer.h
+++ b/src/MsdfLayer.h
@@ -27,6 +27,7 @@ class MsdfLayer : public Layer {
         void setShader(shared_ptr <ofShader> _shader) override;
         shared_ptr <ofShader> getShader() const override;
         const Type & getType() const override;
+        void setVFlip(const VFlipState vFlip) override;
 
         void setAtlas(shared_ptr <ofxMsdfgen::Atlas> _atlas);
         shared_ptr <ofxMsdfgen::Atlas> getAtlas() const;