No more pointer arithmetic in GL/use geom shaders

[ipdf/code.git] / src / view.h

diff --git a/src/view.h b/src/view.h
index 4457e1d..344c560 100644 (file)
--- a/src/view.h
+++ b/src/view.h
@@ -13,7 +13,7 @@ namespace IPDF
        {
                public:
                        View(Document & document, const Rect & bounds = Rect(0,0,1,1), const Colour & colour = Colour(0.f,0.f,0.f,1.f)) 
-                               : m_use_gpu_transform(false), m_bounds_dirty(true), m_buffer_dirty(true), m_document(document), m_bounds(bounds), m_colour(colour) 
+                               : m_use_gpu_transform(false), m_bounds_dirty(true), m_buffer_dirty(true), m_render_inited(false), m_document(document), m_bounds(bounds), m_colour(colour) 
                        {
                                Debug("View Created - Bounds => {%s}", m_bounds.Str().c_str());
                        }
@@ -32,15 +32,22 @@ namespace IPDF
                        void ToggleGPUTransform() { m_use_gpu_transform = (!m_use_gpu_transform); m_bounds_dirty = true; m_buffer_dirty = true; }
                
                private:
-                       void ReRender();
+                       void PrepareRender();
+                       void UpdateObjBoundsVBO();
                        void DrawGrid();
                        bool m_use_gpu_transform;
                        bool m_bounds_dirty;
                        bool m_buffer_dirty;
-                       ShaderProgram m_rect_shader;
+                       bool m_render_inited;
+                       ShaderProgram m_rect_outline_shader;
+                       ShaderProgram m_rect_filled_shader;
+                       // Stores the view bounds.
                        GraphicsBuffer m_bounds_ubo;
-                       GraphicsBuffer m_vertex_buffer;
-                       GraphicsBuffer m_index_buffer;
+                       // Stores the bounds for _all_ objects.
+                       GraphicsBuffer m_objbounds_vbo;
+                       // Stores indices into the objbounds vbo for each type of object.
+                       GraphicsBuffer m_outline_ibo;   // Rectangle outline
+                       GraphicsBuffer m_filled_ibo;    // Filled rectangle
                        FrameBuffer m_cached_display;
                        Document & m_document;
                        Rect m_bounds;