bool copyAndFillOperation(OctreeElement* element, void* extraData) {
VoxelTreeElement* voxel = (VoxelTreeElement*)element;
copyAndFillArgs* args = (copyAndFillArgs*)extraData;
char outputMessage[128];
args->inCount++;
int percentDone = (100*args->inCount/args->originalCount);
// For each leaf node...
if (voxel->isLeaf()) {
// create a copy of the leaf in the copy destination
float x = voxel->getCorner().x;
float y = voxel->getCorner().y;
float z = voxel->getCorner().z;
float s = voxel->getScale();
unsigned char red = voxel->getTrueColor()[RED_INDEX];
unsigned char green = voxel->getTrueColor()[GREEN_INDEX];
unsigned char blue = voxel->getTrueColor()[BLUE_INDEX];
bool destructive = true;
args->destinationTree->createVoxel(x, y, z, s, red, green, blue, destructive);
args->outCount++;
sprintf(outputMessage,"Completed: %d%% (%lu of %lu) - Creating voxel %lu at [%f,%f,%f,%f]",
percentDone,args->inCount,args->originalCount,args->outCount,x,y,z,s);
printf("%s",outputMessage);
for (int b = 0; b < strlen(outputMessage); b++) {
printf("\b");
}
// and create same sized leafs from this leaf voxel down to zero in the destination tree
for (float yFill = y-s; yFill >= 0.0f; yFill -= s) {
args->destinationTree->createVoxel(x, yFill, z, s, red, green, blue, destructive);
args->outCount++;
sprintf(outputMessage,"Completed: %d%% (%lu of %lu) - Creating fill voxel %lu at [%f,%f,%f,%f]",
percentDone,args->inCount,args->originalCount,args->outCount,x,y,z,s);
printf("%s",outputMessage);
for (int b = 0; b < strlen(outputMessage); b++) {
printf("\b");
}
}
}
return true;
}
VoxelDetail VoxelsScriptingInterface::getVoxelEnclosingPoint(const glm::vec3& point) {
VoxelDetail result = { 0.0f, 0.0f, 0.0f, 0.0f, 0, 0, 0 };
if (_tree) {
OctreeElement* element = _tree->getElementEnclosingPoint(point / (float)TREE_SCALE);
if (element) {
VoxelTreeElement* voxel = static_cast<VoxelTreeElement*>(element);
result.x = voxel->getCorner().x;
result.y = voxel->getCorner().y;
result.z = voxel->getCorner().z;
result.s = voxel->getScale();
result.red = voxel->getColor()[0];
result.green = voxel->getColor()[1];
result.blue = voxel->getColor()[2];
}
}
return result;
}
RayToVoxelIntersectionResult VoxelsScriptingInterface::findRayIntersection(const PickRay& ray) {
RayToVoxelIntersectionResult result;
if (_tree) {
OctreeElement* element;
result.intersects = _tree->findRayIntersection(ray.origin, ray.direction, element, result.distance, result.face);
if (result.intersects) {
VoxelTreeElement* voxel = (VoxelTreeElement*)element;
result.voxel.x = voxel->getCorner().x;
result.voxel.y = voxel->getCorner().y;
result.voxel.z = voxel->getCorner().z;
result.voxel.s = voxel->getScale();
result.voxel.red = voxel->getColor()[0];
result.voxel.green = voxel->getColor()[1];
result.voxel.blue = voxel->getColor()[2];
result.intersection = ray.origin + (ray.direction * result.distance);
}
}
return result;
}
VoxelDetail VoxelsScriptingInterface::getVoxelAt(float x, float y, float z, float scale) {
// setup a VoxelDetail struct with the data
VoxelDetail result = {0,0,0,0,0,0,0};
if (_tree) {
_tree->lockForRead();
VoxelTreeElement* voxel = static_cast<VoxelTreeElement*>(_tree->getOctreeElementAt(x / (float)TREE_SCALE, y / (float)TREE_SCALE,
z / (float)TREE_SCALE, scale / (float)TREE_SCALE));
_tree->unlock();
if (voxel) {
// Note: these need to be in voxel space because the VoxelDetail -> js converter will upscale
result.x = voxel->getCorner().x;
result.y = voxel->getCorner().y;
result.z = voxel->getCorner().z;
result.s = voxel->getScale();
result.red = voxel->getColor()[RED_INDEX];
result.green = voxel->getColor()[GREEN_INDEX];
result.blue = voxel->getColor()[BLUE_INDEX];
}
}
return result;
}