//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
TEST(ModelBasicListTest, MergePartsWithTransformation)
{
Vec3fArray* verts = new Vec3fArray;
verts->reserve(3);
verts->add(Vec3f(0, 0, 0));
verts->add(Vec3f(1, 0, 0));
verts->add(Vec3f(1, 1, 0));
Vec3fArray* norms = new Vec3fArray;
norms->resize(3);
norms->set(0, Vec3f::Z_AXIS);
norms->set(1, Vec3f::Z_AXIS);
norms->set(2, Vec3f::Z_AXIS);
DrawableGeo* myGeo = new DrawableGeo;
myGeo->setFromTriangleVertexArray(verts);
myGeo->setNormalArray(norms);
Part* myPart = new Part;
myPart->setDrawable(myGeo);
Part* myPart2 = new Part;
myPart2->setDrawable(myGeo);
ref<ModelBasicList> myModel = new ModelBasicList;
myModel->addPart(myPart);
myModel->addPart(myPart2);
EXPECT_EQ(2, myModel->partCount());
Mat4d matrix;
matrix.setTranslation(Vec3d(10, 20, 30));
Transform* transform = new Transform;
transform->setLocalTransform(matrix);
myPart2->setTransform(transform);
myModel->mergeParts(1000, 1000);
EXPECT_EQ(1, myModel->partCount());
Part* mergedPart = myModel->part(0);
DrawableGeo* mergedGeo = dynamic_cast<DrawableGeo*>(mergedPart->drawable());
const Vec3fArray* vertices = mergedGeo->vertexArray();
EXPECT_EQ(6, vertices->size());
Vec3f v5 = vertices->get(5);
EXPECT_EQ(11, v5.x());
EXPECT_EQ(21, v5.y());
EXPECT_EQ(30, v5.z());
}
//--------------------------------------------------------------------------------------------------
/// Count primitives of part in this node - do not recurse
//--------------------------------------------------------------------------------------------------
size_t ModelBasicTreeNode::primitiveCount()
{
size_t totalPrimitiveCount = 0;
size_t j;
for (j = 0; j < m_partList->partCount(); j++)
{
Part* part = m_partList->part(j);
DrawableGeo* drawable = dynamic_cast<DrawableGeo*>(part->drawable());
if (drawable)
{
totalPrimitiveCount += drawable->faceCount();
}
}
return totalPrimitiveCount;
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
TEST(ModelBasicListTest, MergeParts)
{
Vec3fArray* verts = new Vec3fArray;
verts->reserve(3);
verts->add(Vec3f(0, 0, 0));
verts->add(Vec3f(1, 0, 0));
verts->add(Vec3f(1, 1, 0));
Vec3fArray* norms = new Vec3fArray;
norms->resize(3);
norms->set(0, Vec3f::Z_AXIS);
norms->set(1, Vec3f::Z_AXIS);
norms->set(2, Vec3f::Z_AXIS);
DrawableGeo* myGeo = new DrawableGeo;
myGeo->setFromTriangleVertexArray(verts);
myGeo->setNormalArray(norms);
Part* myPart = new Part;
myPart->setDrawable(myGeo);
Part* myPart2 = new Part;
myPart2->setDrawable(myGeo);
ref<ModelBasicList> myModel = new ModelBasicList;
myModel->addPart(myPart);
myModel->addPart(myPart2);
EXPECT_EQ(2, myModel->partCount());
myModel->mergeParts(1000, 1000);
EXPECT_EQ(1, myModel->partCount());
Part* mergedPart = myModel->part(0);
DrawableGeo* mergedGeo = dynamic_cast<DrawableGeo*>(mergedPart->drawable());
const Vec3fArray* vertices = mergedGeo->vertexArray();
EXPECT_EQ(6, vertices->size());
Vec3f v5 = vertices->get(5);
EXPECT_EQ(1, v5.x());
EXPECT_EQ(1, v5.y());
EXPECT_EQ(0, v5.z());
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void QSRSnippetWidget::setRenderMode(DrawableGeo::RenderMode mode)
{
m_lastSetRenderMode = mode;
Collection<Part> allParts;
RenderSequence* renderSeq = m_snippet->renderSequence();
CVF_ASSERT(renderSeq);
int numPasses = renderSeq->renderingCount();
int i;
for (i = 0; i < numPasses; i++)
{
Rendering* rendering = renderSeq->rendering(i);
CVF_ASSERT(rendering);
Scene* scene = rendering->scene();
CVF_ASSERT(scene);
scene->allParts(&allParts);
}
size_t numParts = allParts.size();
size_t partIdx;
for (partIdx = 0; partIdx < numParts; partIdx++)
{
Part* part = allParts.at(partIdx);
cvf::uint lod;
for (lod = 0; lod < cvf::Part::MAX_NUM_LOD_LEVELS; lod++)
{
DrawableGeo* drawableGeo = dynamic_cast<DrawableGeo*>(part->drawable(lod));
if (drawableGeo)
{
drawableGeo->setRenderMode(m_lastSetRenderMode);
}
}
}
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void QSRSnippetWidget::convertDrawablesToShort()
{
RenderSequence* renderSeq = m_snippet->renderSequence();
CVF_ASSERT(renderSeq);
int numPasses = renderSeq->renderingCount();
int i;
for (i = 0; i < numPasses; i++)
{
Rendering* rendering = renderSeq->rendering(i);
CVF_ASSERT(rendering);
Scene* scene = rendering->scene();
CVF_ASSERT(scene);
int numModels = scene->modelCount();
int j;
for (j = 0; j < numModels; j++)
{
Model* model = scene->model(j);
Collection<Part> partCollection;
model->allParts(&partCollection);
size_t numParts = partCollection.size();
size_t i;
for (i = 0; i < numParts; i++)
{
DrawableGeo* drawable = dynamic_cast<DrawableGeo*>(partCollection.at(i)->drawable());
if (drawable)
{
drawable->convertFromUIntToUShort();
}
}
}
}
}
//--------------------------------------------------------------------------------------------------
/// Merge a drawable geometry object with this drawable possibly with transformation.
///
/// \param drawableGeo Drawable geometries to be merged
/// \param transformation Transformation matrix used to modify vertices
///
/// Vertices are converted if a transformation matrix is given.
/// Vertex arrays are appended to the merged vertex array. Primitives are copied and indices updated.
///
/// \warning All other vertex attribute data such as normals, texture coordinates etc will be set to NULL
//--------------------------------------------------------------------------------------------------
void DrawableGeo::mergeInto(const DrawableGeo& drawableGeo, const Mat4d* transformation)
{
size_t totalVertexCount = m_vertexBundle->vertexCount();
totalVertexCount += drawableGeo.vertexCount();
// Nothing to do if no existing vertices and no new vertices
if (totalVertexCount == 0)
{
return;
}
// Create a new vertex array and copy data from our array
cref<Vec3fArray> oldVertexArray = m_vertexBundle->vertexArray();
ref<Vec3fArray> newVertexArr = new Vec3fArray(totalVertexCount);
size_t currentVertexIndex = 0;
if (oldVertexArray.notNull() && oldVertexArray->size() > 0)
{
newVertexArr->copyData(*oldVertexArray, oldVertexArray->size(), 0, 0);
currentVertexIndex = oldVertexArray->size();
}
// Do the primitive set
size_t i = 0;
for (i = 0; i < drawableGeo.primitiveSetCount(); i++)
{
const PrimitiveSet* primSet = drawableGeo.primitiveSet(i);
CVF_ASSERT(primSet);
ref<UIntArray> indices = new UIntArray;
indices->resize(primSet->indexCount());
uint k;
for (k = 0; k < primSet->indexCount(); k++)
{
uint val = primSet->index(k);
val += static_cast<uint>(currentVertexIndex);
indices->set(k, val);
}
ref<PrimitiveSetIndexedUInt> prim = new PrimitiveSetIndexedUInt(primSet->primitiveType());
prim->setIndices(indices.p());
m_primitiveSets.push_back(prim.p());
}
const Vec3fArray* srcVertices = drawableGeo.vertexArray();
CVF_ASSERT(srcVertices);
if (transformation)
{
size_t j;
for (j = 0; j < srcVertices->size(); j++)
{
// Transform to double vector to be able to do a transform using a double matrix
Vec3d tmpDoubleVec(srcVertices->get(j));
tmpDoubleVec.transformPoint(*transformation);
newVertexArr->set(currentVertexIndex, Vec3f(tmpDoubleVec));
currentVertexIndex++;
}
}
else
{
// Append other drawable vertices vertex array and update vertex index
newVertexArr->copyData(*srcVertices, srcVertices->size(), currentVertexIndex, 0);
}
// Clear all vertex attributes and set new vertex array
m_vertexBundle->clear();
m_vertexBundle->setVertexArray(newVertexArr.p());
recomputeBoundingBox();
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
TEST(ModelBasicListTest, MergePartsCheckBB)
{
Vec3fArray* verts = new Vec3fArray;
verts->reserve(3);
verts->add(Vec3f(0, 0, 0));
verts->add(Vec3f(1, 0, 0));
verts->add(Vec3f(1, 1, 0));
Vec3fArray* norms = new Vec3fArray;
norms->resize(3);
norms->set(0, Vec3f::Z_AXIS);
norms->set(1, Vec3f::Z_AXIS);
norms->set(2, Vec3f::Z_AXIS);
DrawableGeo* myGeo = new DrawableGeo;
myGeo->setFromTriangleVertexArray(verts);
myGeo->setNormalArray(norms);
ref<ModelBasicList> myModel = new ModelBasicList;
{
Part* myPart = new Part;
myPart->setDrawable(myGeo);
Mat4d matrix;
matrix.setTranslation(Vec3d(10, 20, 30));
Transform* transform = new Transform;
transform->setLocalTransform(matrix);
myPart->setTransform(transform);
myModel->addPart(myPart);
}
{
Part* myPart2 = new Part;
myPart2->setDrawable(myGeo);
Mat4d matrix;
matrix.setTranslation(Vec3d(20, 20, 30));
Transform* transform2 = new Transform;
transform2->setLocalTransform(matrix);
myPart2->setTransform(transform2);
myModel->addPart(myPart2);
}
{
Part* myPart3 = new Part;
myPart3->setDrawable(myGeo);
Mat4d matrix;
matrix.setTranslation(Vec3d(100, 20, 30));
Transform* transform3 = new Transform;
transform3->setLocalTransform(matrix);
myPart3->setTransform(transform3);
myModel->addPart(myPart3);
}
{
Part* myPart4 = new Part;
myPart4->setDrawable(myGeo);
Mat4d matrix;
matrix.setTranslation(Vec3d(110, 20, 30));
Transform* transform4 = new Transform;
transform4->setLocalTransform(matrix);
myPart4->setTransform(transform4);
myModel->addPart(myPart4);
}
EXPECT_EQ(4, myModel->partCount());
myModel->mergeParts(1, 1000);
EXPECT_EQ(4, myModel->partCount());
myModel->mergeParts(20, 1000);
EXPECT_EQ(2, myModel->partCount());
myModel->mergeParts(200, 1000);
EXPECT_EQ(1, myModel->partCount());
}
