more work on copy and paste

interface/src/Application.cpp

@@ -40,6 +40,7 @@
 #include <PerfStat.h>
 #include <AudioInjectionManager.h>
 #include <AudioInjector.h>
+#include <OctalCode.h>
 
 #include "Application.h"
 #include "InterfaceConfig.h"
@@ -1319,26 +1320,76 @@ void Application::copyVoxels() {
     if (selectedNode) {
         selectedNode->printDebugDetails("selected voxel");
         _voxels.copySubTreeIntoNewTree(selectedNode, &_clipboardTree, true);
+        
+        // debug tree
+        _clipboardTree.printTreeForDebugging(_clipboardTree.rootNode);
     }
 }
 
+const int MAXIMUM_EDIT_VOXEL_MESSAGE_SIZE = 1500;
+struct SendVoxelsOperataionArgs {
+    unsigned char* newBaseOctCode;
+    unsigned char messageBuffer[MAXIMUM_EDIT_VOXEL_MESSAGE_SIZE];
+    int bufferInUse;
+
+};
+
 void Application::pasteVoxels() {
     VoxelNode* selectedNode = _voxels.getVoxelAt(_mouseVoxel.x, _mouseVoxel.y, _mouseVoxel.z, _mouseVoxel.s);
     printf("pasteVoxels() _mouseVoxel: %f,%f,%f-%f \n", _mouseVoxel.x, _mouseVoxel.y, _mouseVoxel.z, _mouseVoxel.s);
     if (selectedNode) {
         //selectedNode->printDebugDetails("selected voxel");
         
-        // First, create a temporary Paste Tree
-        VoxelTree _temporaryPasteTree;
+        // Recurse the clipboard tree, where everything is root relative, and send all the colored voxels to 
+        // the server as an set voxel message, this will also rebase the voxels to the new location
+        SendVoxelsOperataionArgs args;
+        args.messageBuffer[0] = PACKET_HEADER_SET_VOXEL_DESTRUCTIVE;
+        unsigned short int* sequenceAt = (unsigned short int*)&args.messageBuffer[sizeof(PACKET_HEADER_SET_VOXEL_DESTRUCTIVE)];
+        *sequenceAt = 0;
+        args.bufferInUse = sizeof(PACKET_HEADER_SET_VOXEL_DESTRUCTIVE) + sizeof(unsigned short int); // set to command + sequence
+        args.newBaseOctCode = selectedNode->getOctalCode();
+        _clipboardTree.recurseTreeWithOperation(sendVoxelsOperataion, &args);
         
-        // Create a destination node to paste into
-        _temporaryPasteTree.createVoxel(_mouseVoxel.x, _mouseVoxel.y, _mouseVoxel.z, _mouseVoxel.s, 0, 0, 0);
-        
-        // Paste into the temporary tree
-        destinationNode = _temporaryPasteTree.getVoxelAt(_mouseVoxel.x, _mouseVoxel.y, _mouseVoxel.z, _mouseVoxel.s);
-        _temporaryPasteTree.copyFromTreeIntoSubTree(&_clipboardTree, destinationNode);
+        // If we have voxels left in the packet, then send the packet
+        if (args.bufferInUse > 1) {
+            AgentList::getInstance()->broadcastToAgents(args.messageBuffer, args.bufferInUse, &AGENT_TYPE_VOXEL, 1);
+        }
     }
 }
+
+bool Application::sendVoxelsOperataion(VoxelNode* node, void* extraData) {
+    SendVoxelsOperataionArgs* args = (SendVoxelsOperataionArgs*)extraData;
+    if (node->isColored()) {
+        const int SIZE_OF_COLOR_DATA = 3;
+        const int RED_INDEX   = 0;
+        const int GREEN_INDEX = 1;
+        const int BLUE_INDEX  = 2;
+        unsigned char* nodeOctalCode = node->getOctalCode();
+        printOctalCode(nodeOctalCode);
+        unsigned char* rebasedCodeColorBuffer = rebaseOctalCode(nodeOctalCode, args->newBaseOctCode, true);
+        printOctalCode(rebasedCodeColorBuffer);
+        int rebasedCodeLength  = numberOfThreeBitSectionsInCode(rebasedCodeColorBuffer);
+        int bytesInRebasedCode = bytesRequiredForCodeLength(rebasedCodeLength);
+        int codeAndColorLength = bytesInRebasedCode + SIZE_OF_COLOR_DATA;
+
+        // copy the colors over
+        rebasedCodeColorBuffer[bytesInRebasedCode + RED_INDEX  ] = node->getColor()[RED_INDEX  ];
+        rebasedCodeColorBuffer[bytesInRebasedCode + GREEN_INDEX] = node->getColor()[GREEN_INDEX];
+        rebasedCodeColorBuffer[bytesInRebasedCode + BLUE_INDEX ] = node->getColor()[BLUE_INDEX ];
+
+        // if we have room don't have room in the buffer, then send the previously generated message first
+        if (args->bufferInUse + codeAndColorLength > MAXIMUM_EDIT_VOXEL_MESSAGE_SIZE) {
+            AgentList::getInstance()->broadcastToAgents(args->messageBuffer, args->bufferInUse, &AGENT_TYPE_VOXEL, 1);
+            args->bufferInUse = sizeof(PACKET_HEADER_SET_VOXEL_DESTRUCTIVE) + sizeof(int); // reset to command + sequence
+        }
+        
+        // copy this node's code color details into our buffer.
+        memcpy(&args->messageBuffer[args->bufferInUse], rebasedCodeColorBuffer, codeAndColorLength);
+        args->bufferInUse += codeAndColorLength;
+    }
+    return true; // keep going
+}
+
     
 void Application::initMenu() {
     QMenuBar* menuBar = new QMenuBar();

interface/src/Application.h

@@ -160,6 +160,8 @@ private slots:
     void pasteVoxels();
    
 private:
+
+    static bool sendVoxelsOperataion(VoxelNode* node, void* extraData);
     
     void initMenu();
     void updateFrustumRenderModeAction();

libraries/shared/src/OctalCode.cpp

@@ -224,6 +224,25 @@ unsigned char* chopOctalCode(unsigned char* originalOctalCode, int chopLevels) {
     return newCode;
 }
 
-unsigned char* rebaseOctalCode(unsigned char* originalOctalCode, unsigned char* newParentOctalCode) {
+unsigned char* rebaseOctalCode(unsigned char* originalOctalCode, unsigned char* newParentOctalCode, bool includeColorSpace) {
+    int oldCodeLength       = numberOfThreeBitSectionsInCode(originalOctalCode);
+    int newParentCodeLength = numberOfThreeBitSectionsInCode(newParentOctalCode);
+    int newCodeLength       = newParentCodeLength + oldCodeLength;
+    const int COLOR_SPACE   = 3;
+    int bufferLength        = newCodeLength + (includeColorSpace ? COLOR_SPACE : 0);
+    unsigned char* newCode  = new unsigned char[bufferLength];
+    *newCode = newCodeLength; // set the length byte
+
+    // copy parent code section first
+    for (int sectionFromParent = 0; sectionFromParent < newParentCodeLength; sectionFromParent++) {
+        char sectionValue = getOctalCodeSectionValue(newParentOctalCode, sectionFromParent);
+        setOctalCodeSectionValue(newCode, sectionFromParent, sectionValue);
+    }
+    // copy original code section next
+    for (int sectionFromOriginal = 0; sectionFromOriginal < oldCodeLength; sectionFromOriginal++) {
+        char sectionValue = getOctalCodeSectionValue(originalOctalCode, sectionFromOriginal);
+        setOctalCodeSectionValue(newCode, sectionFromOriginal + newParentCodeLength, sectionValue);
+    }
+    return newCode;
 }
 

libraries/shared/src/OctalCode.h

@@ -16,11 +16,10 @@ int bytesRequiredForCodeLength(unsigned char threeBitCodes);
 bool isDirectParentOfChild(unsigned char *parentOctalCode, unsigned char * childOctalCode);
 int branchIndexWithDescendant(unsigned char * ancestorOctalCode, unsigned char * descendantOctalCode);
 unsigned char * childOctalCode(unsigned char * parentOctalCode, char childNumber);
-
-unsigned char* chopOctalCode(unsigned char* originalOctalCode, int chopLevels);
-unsigned char* rebaseOctalCode(unsigned char* originalOctalCode, unsigned char* newParentOctalCode);
 int numberOfThreeBitSectionsInCode(unsigned char * octalCode);
-
+unsigned char* chopOctalCode(unsigned char* originalOctalCode, int chopLevels);
+unsigned char* rebaseOctalCode(unsigned char* originalOctalCode, unsigned char* newParentOctalCode, 
+                               bool includeColorSpace = false);
 
 // Note: copyFirstVertexForCode() is preferred because it doesn't allocate memory for the return
 // but other than that these do the same thing.

libraries/voxels/src/VoxelTree.cpp

@@ -878,9 +878,22 @@ int VoxelTree::encodeTreeBitstream(int maxEncodeLevel, VoxelNode* node, unsigned
     }
 
     // write the octal code
-    int codeLength = bytesRequiredForCodeLength(*node->getOctalCode());
-    memcpy(outputBuffer,node->getOctalCode(),codeLength);
-
+    int codeLength;
+    if (chopLevels) {
+        unsigned char* newCode = chopOctalCode(node->getOctalCode(), chopLevels);
+        if (newCode) {
+            codeLength = bytesRequiredForCodeLength(numberOfThreeBitSectionsInCode(newCode));
+            memcpy(outputBuffer, newCode, codeLength);
+            delete newCode;
+        } else {
+            codeLength = 1; // chopped to root!
+            *outputBuffer = 0; // root
+        }
+    } else {
+        codeLength = bytesRequiredForCodeLength(*node->getOctalCode());
+        memcpy(outputBuffer, node->getOctalCode(), codeLength);
+    }
+    
     outputBuffer += codeLength; // move the pointer
     bytesWritten += codeLength; // keep track of byte count
     availableBytes -= codeLength; // keep track or remaining space 
@@ -1183,6 +1196,7 @@ void VoxelTree::copySubTreeIntoNewTree(VoxelNode* startNode, VoxelTree* destinat
     
     if (rebaseToRoot) {
         chopLevels = numberOfThreeBitSectionsInCode(startNode->getOctalCode());
+        printLog("copySubTreeIntoNewTree()...rebaseToRoot=true, chopLevels=%d\n", chopLevels);
     }
 
     static unsigned char outputBuffer[MAX_VOXEL_PACKET_SIZE - 1]; // save on allocs by making this static
@@ -1218,7 +1232,7 @@ void VoxelTree::copyFromTreeIntoSubTree(VoxelTree* sourceTree, VoxelNode* destin
                 MAX_VOXEL_PACKET_SIZE - 1, nodeBag, IGNORE_VIEW_FRUSTUM, WANT_COLOR, NO_EXISTS_BITS);
 
         // ask destination tree to read the bitstream
-        readBitstreamToTree(&outputBuffer[0], bytesWritten, WANT_COLOR, NO_EXISTS_BITS);
+        readBitstreamToTree(&outputBuffer[0], bytesWritten, WANT_COLOR, NO_EXISTS_BITS,destinationNode);
     }
 }