Bugfixes, performance fixes, tears.

diff --git a/src/bezier.h b/src/bezier.h
index d3c0e2d..0fcf167 100644 (file)
--- a/src/bezier.h
+++ b/src/bezier.h
@@ -20,7 +20,7 @@ namespace IPDF
        
        extern std::vector<BReal> SolveQuadratic(const BReal & a, const BReal & b, const BReal & c, const BReal & min = 0, const BReal & max = 1);
 
-       extern std::vector<BReal> SolveCubic(const BReal & a, const BReal & b, const BReal & c, const BReal & d, const BReal & min = 0, const BReal & max = 1, const BReal & delta = 1e-9);
+       extern std::vector<BReal> SolveCubic(const BReal & a, const BReal & b, const BReal & c, const BReal & d, const BReal & min = 0, const BReal & max = 1, const BReal & delta = 1e-5);
 
        /** A _cubic_ bezier. **/
        struct Bezier

diff --git a/src/document.cpp b/src/document.cpp
index a7fb524..256950b 100644 (file)
--- a/src/document.cpp
+++ b/src/document.cpp
@@ -206,6 +206,7 @@ QuadTreeIndex Document::GenQuadChild(QuadTreeIndex parent, QuadTreeNodeChildren
                default:
                        Fatal("Tried to add a QuadTree child of invalid type!");
        }
+       m_document_dirty = true;
        return new_index;
 }
 
@@ -264,6 +265,44 @@ void Document::OverlayQuadChildren(QuadTreeIndex orig_parent, QuadTreeIndex pare
 
        m_quadtree.nodes[new_index].object_dirty = m_quadtree.nodes[new_index].object_end;
        m_quadtree.nodes[new_index].next_overlay = -1;
+       m_document_dirty = true;
+}
+
+void Document::OverlayQuadParent(QuadTreeIndex orig_child, QuadTreeIndex child, QuadTreeNodeChildren type)
+{
+       PROFILE_SCOPE("Document::OverlayQuadParent()");
+       QuadTreeIndex new_index = m_quadtree.nodes.size();
+       m_quadtree.nodes.push_back(QuadTreeNode{QUADTREE_EMPTY, QUADTREE_EMPTY, QUADTREE_EMPTY, QUADTREE_EMPTY, -1, QTC_UNKNOWN, 0, 0, -1});
+
+       m_quadtree.nodes[new_index].object_begin = m_objects.bounds.size();
+       m_quadtree.nodes[new_index].object_dirty = m_objects.bounds.size();
+       for (QuadTreeIndex overlay = child; overlay != -1; overlay = m_quadtree.nodes[overlay].next_overlay)
+       {
+               for (unsigned i = m_quadtree.nodes[overlay].object_begin; i < m_quadtree.nodes[overlay].object_end; ++i)
+               {
+                       m_objects.bounds.push_back(TransformFromQuadChild(m_objects.bounds[i], type));
+                       m_objects.types.push_back(m_objects.types[i]);
+                       m_objects.data_indices.push_back(m_objects.data_indices[i]);
+                       m_count++;
+               }
+       }
+       m_quadtree.nodes[new_index].object_end = m_objects.bounds.size();
+       QuadTreeIndex orig_node = m_quadtree.nodes[orig_child].parent;
+       if (orig_node == -1)
+               Fatal("Tried to overlay a QuadTree child that didn't exist!");
+
+       // Add us to the node's overlay linked list.
+       QuadTreeIndex prev_overlay = orig_node;
+       while (m_quadtree.nodes[prev_overlay].next_overlay != -1) prev_overlay = m_quadtree.nodes[prev_overlay].next_overlay;
+       m_quadtree.nodes[prev_overlay].next_overlay = new_index;
+
+       // Recurse into any extant parent.
+       if (m_quadtree.nodes[orig_node].parent != -1)
+               OverlayQuadParent(orig_node, new_index, m_quadtree.nodes[orig_node].child_type);
+
+       m_quadtree.nodes[new_index].object_dirty = m_quadtree.nodes[new_index].object_end;
+       m_quadtree.nodes[new_index].next_overlay = -1;
+       m_document_dirty = true;
 }
 
 void Document::PropagateQuadChanges(QuadTreeIndex node)
@@ -272,6 +311,9 @@ void Document::PropagateQuadChanges(QuadTreeIndex node)
        {
                // We don't care about clean overlays.
                if (m_quadtree.nodes[overlay].object_dirty == m_quadtree.nodes[overlay].object_end) continue;
+               // Recurse into our parent, should we have any.
+               if (m_quadtree.nodes[node].parent != -1)
+                       OverlayQuadParent(node, overlay, m_quadtree.nodes[overlay].child_type);
                // Recurse into any extant children.
                if (m_quadtree.nodes[node].top_left != -1)
                        OverlayQuadChildren(node, overlay, QTC_TOP_LEFT);
@@ -323,6 +365,7 @@ QuadTreeIndex Document::GenQuadParent(QuadTreeIndex child, QuadTreeNodeChildren
                        Fatal("Tried to add a QuadTree child of invalid type!");
        }
        return new_index;
+       m_document_dirty = true;
 }
 
 #endif
@@ -418,11 +461,19 @@ unsigned Document::AddBezier(const Bezier & bezier)
 unsigned Document::Add(ObjectType type, const Rect & bounds, unsigned data_index, QuadTreeIndex qti)
 {
        PROFILE_SCOPE("Document::Add");
+       Rect new_bounds = bounds;
+#ifndef QUADTREE_DISABLED
+       if (qti == -1) qti = m_current_insert_node;
+       if (qti != -1)
+       {
+               // I am ashamed, yes.
+               m_quadtree.GetCanonicalCoords(qti, new_bounds.x, new_bounds.y, this);
+       }
+#endif
        m_objects.types.push_back(type);
-       m_objects.bounds.push_back(bounds);
+       m_objects.bounds.push_back(new_bounds);
        m_objects.data_indices.push_back(data_index);
 #ifndef QUADTREE_DISABLED
-       if (qti == -1) qti = m_current_insert_node;
        if (qti != -1)
        {
                QuadTreeIndex new_qti = qti;

diff --git a/src/document.h b/src/document.h
index 59beee6..fd6e574 100644 (file)
--- a/src/document.h
+++ b/src/document.h
@@ -91,6 +91,7 @@ namespace IPDF
                        QuadTreeIndex GenQuadChild(QuadTreeIndex parent, QuadTreeNodeChildren type);
                        QuadTreeIndex GenQuadParent(QuadTreeIndex child, QuadTreeNodeChildren mytype);
                        void OverlayQuadChildren(QuadTreeIndex orig_parent, QuadTreeIndex parent, QuadTreeNodeChildren type);
+                       void OverlayQuadParent(QuadTreeIndex orig_child, QuadTreeIndex child, QuadTreeNodeChildren type);
                        void PropagateQuadChanges(QuadTreeIndex node);
                        // Returns the number of objects the current object formed when clipped, the objects in question are added to the end of the document.
                        int ClipObjectToQuadChild(int object_id, QuadTreeNodeChildren type);
@@ -114,6 +115,7 @@ namespace IPDF
 
                        QuadTreeIndex m_current_insert_node;
 #endif
+                       bool m_document_dirty;
                        unsigned m_count;
                        unsigned char * m_font_data;
                        stbtt_fontinfo m_font;

diff --git a/src/quadtree.cpp b/src/quadtree.cpp
index b84bb78..623bd38 100644 (file)
--- a/src/quadtree.cpp
+++ b/src/quadtree.cpp
@@ -297,6 +297,15 @@ QuadTreeIndex QuadTree::GetNeighbour(QuadTreeIndex start, int xdir, int ydir, Do
        return -1;
 }
 
+void QuadTree::GetCanonicalCoords(QuadTreeIndex& start, Real& x, Real& y, Document *doc)
+{
+       int _x = (int)x;
+       int _y = (int)y;
+       start = GetNeighbour(start, _x, _y, doc);
+       x -= _x;
+       y -= _y;
+}
+
 }
 
 #endif

diff --git a/src/quadtree.h b/src/quadtree.h
index 15fd8a9..4fd4b2d 100644 (file)
--- a/src/quadtree.h
+++ b/src/quadtree.h
@@ -53,6 +53,7 @@ namespace IPDF
                std::vector<QuadTreeNode> nodes;
 
                QuadTreeIndex GetNeighbour(QuadTreeIndex start, int xdir, int ydir, Document *doc) const;
+               void GetCanonicalCoords(QuadTreeIndex& start, Real& x, Real& y, Document *doc);
 
        };
 

diff --git a/src/turtles_all_the_way_down.script b/src/turtles_all_the_way_down.script
index fcddfe7..45fb1e5 100644 (file)
--- a/src/turtles_all_the_way_down.script
+++ b/src/turtles_all_the_way_down.script
@@ -1,6 +1,7 @@
 # BECAUSE I CAN
 gpu
 lazy
+profileon
 #debugfont off
 
 

diff --git a/src/view.cpp b/src/view.cpp
index b489e08..1ed36e7 100644 (file)
--- a/src/view.cpp
+++ b/src/view.cpp
@@ -406,7 +406,11 @@ void View::RenderQuadtreeNode(int width, int height, QuadTreeIndex node, int rem
        if (!remaining_depth) return;
        //Debug("Rendering QT node %d, (objs: %d -- %d)\n", node, m_document.GetQuadTree().nodes[node].object_begin, m_document.GetQuadTree().nodes[node].object_end);
        m_bounds_dirty = true;
-       m_render_dirty = m_buffer_dirty = true;
+       if (m_document.m_document_dirty)
+       {
+               m_render_dirty = m_buffer_dirty = true;
+               m_document.m_document_dirty = false;
+       }
        QuadTreeIndex overlay = node;
        while(overlay != -1)
        {