Further advances in nuklear port.

Rendering now looks similar to Qt version, needs a few tweaks:
* Proper multisampling
* Background

Missing features:
* Barcharts
* Interactivity (e.g. brushing/linking in all objects)
* History view of interactions

1 files changed, 9 insertions, 5 deletions

diff --git a/colormap.h b/colormap.h
index 76577f5..7d26a86 100644
--- a/colormap.h
+++ b/colormap.h
@@ -5,6 +5,7 @@
 #include <vector>
 
 #include <armadillo>
+#include <glad/gl.h>
 #include <nod.hpp>
 
 #include "colorscale.h"
@@ -22,6 +23,10 @@ public:
     Colormap();
     ~Colormap();
 
+    GLuint texture() const { return m_texture; }
+    size_t width() const { return m_width; }
+    size_t height() const { return m_height; }
+
     void update();
     void setOrientation(Orientation orientation);
     Orientation orientation() const { return m_orientation; }
@@ -31,13 +36,12 @@ public:
 
     void setColorScale(std::shared_ptr<const ColorScale> scale);
 
-    // QSGNode *updatePaintNode(QSGNode *oldNode, UpdatePaintNodeData *);
-
 private:
-    // QSGNode *newSceneGraph();
+    void updateTexture();
 
-    // QSGDynamicTexture *m_texture;
-    bool m_shouldUpdateTexture, m_shouldUpdateOrientation;
+    size_t m_width, m_height;
+    GLuint m_texture;
+    bool m_shouldUpdateTexture;
     Orientation m_orientation;
     std::vector<float> m_cmap;
 };