Merge "Adding ability to strip geometry from collada files. Fixing element/type creation. Build test."

tools/a3dconvert/ColladaConditioner.cpp

@@ -200,4 +200,40 @@ bool ColladaConditioner::triangulate(const char *inputFile) {
     }
 
     return convertSuceeded;
-}
+}
+
+bool ColladaConditioner::stripGeometry(DAE *dae) {
+    bool convertSuceeded = true;
+    int geometryElementCount = (int)(dae->getDatabase()->getElementCount(NULL,
+                                                                         "library_geometries" ));
+
+    for(int currentGeometry = 0; currentGeometry < geometryElementCount; currentGeometry++) {
+
+        daeElement * element = 0;
+        int error = dae->getDatabase()->getElement(&element, currentGeometry,
+                                                   NULL, "library_geometries");
+        daeBool removed = daeElement::removeFromParent(element);
+        convertSuceeded = convertSuceeded && removed;
+    }
+    return convertSuceeded;
+}
+
+bool ColladaConditioner::stripGeometry(const char *inputFile) {
+    DAE dae;
+    bool convertSuceeded = true;
+    domCOLLADA* root = dae.open(inputFile);
+
+    if (!root) {
+        printf("Failed to read file %s.\n", inputFile);
+        return false;
+    }
+
+    stripGeometry(&dae);
+
+    dae.writeAll();
+    if(!convertSuceeded) {
+        printf("Encountered errors\n");
+    }
+
+    return convertSuceeded;
+}

tools/a3dconvert/ColladaConditioner.h

@@ -23,6 +23,8 @@ private:
 public:
     bool triangulate(DAE *dae);
     bool triangulate(const char *inputFile);
+    bool stripGeometry(DAE *dae);
+    bool stripGeometry(const char *inputFile);
 };
 
 #endif //COLLADA_CONDITIONER

tools/a3dconvert/ColladaLoader.cpp

@@ -26,6 +26,9 @@ ColladaLoader::ColladaLoader() {
 }
 
 ColladaLoader::~ColladaLoader() {
+    if (mDae) {
+        delete mDae;
+    }
     clearGeometry();
 }
 
@@ -37,13 +40,16 @@ void ColladaLoader::clearGeometry() {
 }
 
 bool ColladaLoader::init(const char *colladaFile) {
-    DAE dae;
+    if (mDae) {
-
+        delete mDae;
+    }
     clearGeometry();
 
+    mDae = new DAE();
+
     bool convertSuceeded = true;
 
-    domCOLLADA* root = dae.open(colladaFile);
+    domCOLLADA* root = mDae->open(colladaFile);
     if (!root) {
         fprintf(stderr, "Failed to read file %s.\n", colladaFile);
         return false;
@@ -51,7 +57,7 @@ bool ColladaLoader::init(const char *colladaFile) {
 
     // We only want to deal with triangulated meshes since rendering complex polygons is not feasible
     ColladaConditioner conditioner;
-    conditioner.triangulate(&dae);
+    conditioner.triangulate(mDae);
 
     domLibrary_geometries *allGeometry = daeSafeCast<domLibrary_geometries>(root->getDescendant("library_geometries"));
 
@@ -102,3 +108,18 @@ bool ColladaLoader::convertGeometry(domGeometry *geometry) {
 
     return convertSuceeded;
 }
+
+bool ColladaLoader::stripGeometryAndSave() {
+
+    ColladaConditioner conditioner;
+    bool convertSuceeded = conditioner.stripGeometry(mDae);
+
+    mDae->writeAll();
+    if(!convertSuceeded) {
+        printf("Encountered errors\n");
+    } else {
+        printf("Stripped geometry data from collada file\n");
+    }
+
+    return convertSuceeded;
+}

tools/a3dconvert/ColladaLoader.h

@@ -19,6 +19,7 @@
 
 #include <vector>
 
+class DAE;
 class domLibrary_geometries;
 class domGeometry;
 class ColladaGeometry;
@@ -36,8 +37,10 @@ public:
     virtual uint32_t getNumMeshes() const {
         return mGeometries.size();
     }
+    bool stripGeometryAndSave();
 
 private:
+    DAE *mDae;
     void clearGeometry();
     std::vector<ColladaGeometry*> mGeometries;
 

tools/a3dconvert/SimpleMesh.h

@@ -75,22 +75,28 @@ public:
         }
 
         // Generate the element that describes our channel layout
-        rsc->mStateElement.elementBuilderBegin();
+        Element::Builder vtxBuilder;
         for (uint32_t c = 0; c < mChannels.size(); c ++) {
             // Skip empty channels
             if (mChannels[c].mData.size() == 0) {
                 continue;
             }
-            const Element *subElem = Element::create(rsc, RS_TYPE_FLOAT_32, RS_KIND_USER, false, mChannels[c].mStride);
+            ObjectBaseRef<const Element> subElem = Element::createRef(rsc,
-            rsc->mStateElement.elementBuilderAdd(subElem, mChannels[c].mName.c_str(), 1);
+                                                                      RS_TYPE_FLOAT_32,
+                                                                      RS_KIND_USER,
+                                                                      false,
+                                                                      mChannels[c].mStride);
+            vtxBuilder.add(subElem.get(), mChannels[c].mName.c_str(), 1);
         }
-        const Element *vertexDataElem = rsc->mStateElement.elementBuilderCreate(rsc);
+        ObjectBaseRef<const Element> vertexDataElem = vtxBuilder.create(rsc);
 
         uint32_t numVerts = mChannels[0].mData.size()/mChannels[0].mStride;
-        Type *vertexDataType = Type::getType(rsc, vertexDataElem, numVerts, 0, 0, false, false);
+        ObjectBaseRef<Type> vertexDataType = Type::getTypeRef(rsc, vertexDataElem.get(),
+                                                              numVerts, 0, 0, false, false);
         vertexDataType->compute();
 
-        Allocation *vertexAlloc = Allocation::createAllocation(rsc, vertexDataType, RS_ALLOCATION_USAGE_SCRIPT);
+        Allocation *vertexAlloc = Allocation::createAllocation(rsc, vertexDataType.get(),
+                                                               RS_ALLOCATION_USAGE_SCRIPT);
 
         uint32_t vertexSize = vertexDataElem->getSizeBytes()/sizeof(float);
         // Fill this allocation with some data
@@ -112,7 +118,8 @@ public:
         }
 
         // Now lets write index data
-        const Element *indexElem = Element::create(rsc, RS_TYPE_UNSIGNED_16, RS_KIND_USER, false, 1);
+        ObjectBaseRef<const Element> indexElem = Element::createRef(rsc, RS_TYPE_UNSIGNED_16,
+                                                                    RS_KIND_USER, false, 1);
 
         Mesh *mesh = new Mesh(rsc, 1, mTriangleLists.size());
         mesh->setName(mName.c_str());
@@ -122,11 +129,13 @@ public:
         for (uint32_t pCount = 0; pCount < mTriangleLists.size(); pCount ++) {
 
             uint32_t numIndicies = mTriangleLists[pCount].size();
-            Type *indexType = Type::getType(rsc, indexElem, numIndicies, 0, 0, false, false );
+            ObjectBaseRef<Type> indexType = Type::getTypeRef(rsc, indexElem.get(),
+                                                             numIndicies, 0, 0, false, false );
 
             indexType->compute();
 
-            Allocation *indexAlloc = Allocation::createAllocation(rsc, indexType, RS_ALLOCATION_USAGE_SCRIPT);
+            Allocation *indexAlloc = Allocation::createAllocation(rsc, indexType.get(),
+                                                                  RS_ALLOCATION_USAGE_SCRIPT);
             uint16_t *indexPtr = (uint16_t*)indexAlloc->getPtr();
             const std::vector<uint32_t> &indexList = mTriangleLists[pCount];
             uint32_t numTries = numIndicies / 3;

tools/a3dconvert/a3dconvert.cpp

@@ -87,7 +87,7 @@ int main (int argc, char * const argv[]) {
     const char *objExt = ".obj";
     const char *daeExt = ".dae";
 
-    if(argc != 3) {
+    if(argc != 3 && argc != 4) {
         printf("-----------------------------------------------------------------\n");
         printf("Usage:\n");
         printf("a3dconvert input_file a3d_output_file\n");
@@ -105,10 +105,17 @@ int main (int argc, char * const argv[]) {
         return 1;
     }
 
+    bool stripColladaGeo = false;
     GeometryLoader *loader = NULL;
     std::string ext = filename.substr(dotPos);
     if (ext == daeExt) {
         loader = new ColladaLoader();
+        if (argc == 4) {
+            std::string option = argv[3];
+            if (option == "-d") {
+                stripColladaGeo = true;
+            }
+        }
     } else if (ext == objExt) {
         loader = new ObjLoader();
     } else {
@@ -121,6 +128,11 @@ int main (int argc, char * const argv[]) {
         isSuccessful = convertToA3D(loader, argv[2]);
     }
 
+    if (isSuccessful && stripColladaGeo) {
+        ColladaLoader *colladaLoader = (ColladaLoader*)loader;
+        colladaLoader->stripGeometryAndSave();
+    }
+
     delete loader;
 
     if(isSuccessful) {