void Mesh::initTriangles(GLuint shader, std::vector<Tri> tris, const glm::vec3 *verts)
{
m_mappingSize = tris.size() * 3;
GLuint memsize = m_mappingSize * 8 * sizeof(float);
createBuffers(shader, memsize);
setTriangles(tris, verts);
}
MS3DGroup::MS3DGroup(byte fl, char* nm, word ct, word* ind, char mi){
flags = fl;
strcpy(name, nm);
triangleIndices = NULL;
setTriangles(ind, ct);
materialIndex = mi;
}
MS3DGroup& MS3DGroup::operator=(MS3DGroup& g){
flags = g.flags;
strcpy(name, g.name);
triangleIndices = NULL;
setTriangles(g.triangleIndices, g.numTriangles);
materialIndex = g.materialIndex;
return *this;
}
void GeoParticle::update(float timeScale)
{
//if exploding, update that sturr
if (m_isExploding)
{
if (m_explodeTime >= s_explosionTimeout)
{
m_isDead = true;
return;
}
float explodeSpeed = m_explodeTime / s_explosionTimeout;
explodeSpeed = (1.f - explodeSpeed * explodeSpeed * explodeSpeed) * 0.05f;
for (int i = 0; i < m_numTriangles; ++i)
{
float angle = atan2f(m_triangles[i].center.y, m_triangles[i].center.x);
m_triangles[i].offset += ofVec2f(cos(angle) * explodeSpeed * timeScale, sin(angle) * explodeSpeed * timeScale);
m_triangles[i].angle += ofNoise(i) * 0.05f;
}
m_explodeTime += timeScale * 16.f;
if (m_explodeTime >= s_explosionTimeout)
m_explodeTime = s_explosionTimeout;
}
// update noise counters
for (int i = 0; i < m_numVerts; ++i)
{
m_noiseOffsets[i] += 0.01f * timeScale;
}
setTriangles();
//build main vbo
for (int i = 0; i < m_numTriangles; ++i)
{
for (int j = 0; j < 3; ++j)
{
m_currentVerts[i * 3 + j] = m_triangles[i].verts[j] + m_triangles[i].offset;
}
}
m_vbo.setVertexData(&m_currentVerts[0], m_numTriangles*3, GL_DYNAMIC_DRAW);
if(m_isExploding == true){
alphaTime = alphaTime + timeScale*16.f;
if (alphaTime > s_explosionTimeout * 0.2){
alphaExplode = 200;
}
if (alphaTime > s_explosionTimeout *0.4){
alphaExplode = 150;
}
if (alphaTime > s_explosionTimeout*0.6){
alphaExplode = 50;
}
if (alphaTime > s_explosionTimeout*0.8){
alphaExplode = 0;
}
}
}
void DrawableStatsAttachment::operator -=(DrawableStatsAttachment *arg)
{
setVertices (getVertices() - arg->getVertices());
setPoints (getPoints() - arg->getPoints());
setLines (getLines() - arg->getLines());
setTriangles (getTriangles() - arg->getTriangles());
setPatches (getPatches () - arg->getPatches ());
setProcessedAttributeBytes(getProcessedAttributeBytes() -
arg->getProcessedAttributeBytes());
setStoredAttributeBytes (getStoredAttributeBytes() -
arg->getStoredAttributeBytes());
setValid(true);
}
// -----------------------------------------------------------------------------
//
// -----------------------------------------------------------------------------
int TriangleGeom::readGeometryFromHDF5(hid_t parentId, bool preflight)
{
herr_t err = 0;
SharedVertexList::Pointer vertices = GeometryHelpers::GeomIO::ReadListFromHDF5<SharedVertexList>(DREAM3D::Geometry::SharedVertexList, parentId, preflight, err);
SharedTriList::Pointer tris = GeometryHelpers::GeomIO::ReadListFromHDF5<SharedQuadList>(DREAM3D::Geometry::SharedTriList, parentId, preflight, err);
if (tris.get() == NULL || vertices.get() == NULL)
{
return -1;
}
size_t numTris = tris->getNumberOfTuples();
size_t numVerts = vertices->getNumberOfTuples();
SharedEdgeList::Pointer edges = GeometryHelpers::GeomIO::ReadListFromHDF5<SharedEdgeList>(DREAM3D::Geometry::SharedEdgeList, parentId, preflight, err);
if (err < 0 && err != -2)
{
return -1;
}
SharedEdgeList::Pointer bEdges = GeometryHelpers::GeomIO::ReadListFromHDF5<SharedEdgeList>(DREAM3D::Geometry::UnsharedEdgeList, parentId, preflight, err);
if (err < 0 && err != -2)
{
return -1;
}
FloatArrayType::Pointer triCentroids = GeometryHelpers::GeomIO::ReadListFromHDF5<FloatArrayType>(DREAM3D::StringConstants::TriangleCentroids, parentId, preflight, err);
if (err < 0 && err != -2)
{
return -1;
}
ElementDynamicList::Pointer triNeighbors = GeometryHelpers::GeomIO::ReadDynamicListFromHDF5<uint16_t, int64_t>(DREAM3D::StringConstants::TriangleNeighbors, parentId, numTris, preflight, err);
if (err < 0 && err != -2)
{
return -1;
}
ElementDynamicList::Pointer trisContainingVert = GeometryHelpers::GeomIO::ReadDynamicListFromHDF5<uint16_t, int64_t>(DREAM3D::StringConstants::TrianglesContainingVert, parentId, numVerts, preflight, err);
if (err < 0 && err != -2)
{
return -1;
}
setVertices(vertices);
setEdges(edges);
setUnsharedEdges(bEdges);
setTriangles(tris);
setElementCentroids(triCentroids);
setElementNeighbors(triNeighbors);
setElementsContainingVert(trisContainingVert);
return 1;
}
void DrawableStatsAttachment::reset(void)
{
// Don't change it unless it's valid.
// Needed to protect intermediate results
if(!getValid())
return;
setVertices (0);
setPoints (0);
setLines (0);
setTriangles (0);
setPatches (0);
setProcessedAttributeBytes(0);
setStoredAttributeBytes (0);
setValid(false);
}
void ParallelogramLight::set(const QVector3D &origin, const QVector3D &u, const QVector3D &v)
{
QVector3D p0 = origin,
p1 = origin + u,
p2 = origin + v,
p3 = origin + u + v,
n = QVector3D::crossProduct(u, v).normalized();
Vertex* v0 = new Vertex(p0, n);
Vertex* v1 = new Vertex(p1, n);
Vertex* v2 = new Vertex(p2, n);
Vertex* v3 = new Vertex(p3, n);
Triangle* t0 = new Triangle(v0, v1, v3);
Triangle* t1 = new Triangle(v0, v3, v2);
QVector<Triangle*> triangles(2);
triangles[0] = t0;
triangles[1] = t1;
setTriangles(triangles);
}
/**
* Constructs a new BoxGeom and hands the DoubleValues for updating the
* geometry to the new object.
*/
BoxGeom::BoxGeom(SimObject *sim, double width, double height, double depth)
: TriangleGeom(sim)
{
mSimObject = sim;
QVector<Triangle> triangles;
triangles.push_back(Triangle(0, 2, 1));
triangles.push_back(Triangle(0, 3, 2));
triangles.push_back(Triangle(0, 1, 4));
triangles.push_back(Triangle(0, 4, 5));
triangles.push_back(Triangle(0, 5, 6));
triangles.push_back(Triangle(0, 6, 3));
triangles.push_back(Triangle(1, 7, 4));
triangles.push_back(Triangle(1, 2, 7));
triangles.push_back(Triangle(2, 3, 6));
triangles.push_back(Triangle(2, 6, 7));
triangles.push_back(Triangle(4, 6, 5));
triangles.push_back(Triangle(4, 7, 6));
setTriangles(triangles);
setSize(width, height, depth);
}
GeoParticle::GeoParticle(ofVec3f _pos)
: Particle(_pos)
{
startTime = 0;
alphaTime = 0;
m_explodeTime = 0;
m_isExploding = false;
m_isDead = false;
alphaExplode = 250;
m_vbo.disableVAOs();
//get a random radius
GeoSize = ofRandom(ofGetWidth() * 0.05, ofGetWidth() * 0.1);
//choose random gradient
m_gradNum = floor(ofRandom(0, 6));
//get a random number of triangles
m_numTriangles = (int)ofRandom(3, 7);
m_triangles = new GeoTriangle[m_numTriangles];
m_numVerts = m_numTriangles + 1;
m_originalVerts = new ofVec2f[m_numVerts];
m_noiseOffsets = new float[m_numVerts];
m_currentVerts = new ofVec2f[m_numTriangles * 3];;
m_currentTexCoords = new ofVec2f[m_numTriangles * 3];;
float angle = PI*2.f / m_numTriangles;
m_originalVerts[0] = ofVec2f(0.f, 0.f);
for (int i = 1; i < m_numVerts; ++i)
{
m_originalVerts[i] = ofVec2f(cos(angle*i), sin(angle*i));
m_noiseOffsets[i] = ofRandom(0, 10000);
}
setTriangles();
//calculate triangle centers
for (int i = 0; i < m_numTriangles; ++i)
{
m_triangles[i].center = ofVec2f(0.f, 0.f);
m_triangles[i].center += m_originalVerts[0] + ofNoise(m_noiseOffsets[0]) * 0.2f;
m_triangles[i].center += m_originalVerts[i + 1] + ofNoise(m_noiseOffsets[i + 1]) * 0.2f;
if (i == m_numTriangles - 1)
m_triangles[i].center += m_originalVerts[1] + ofNoise(m_noiseOffsets[1]) * 0.2f;
else
m_triangles[i].center += m_originalVerts[i + 2] + ofNoise(m_noiseOffsets[i + 2]) * 0.2f;
m_triangles[i].center /= 3;
m_triangles[i].angle = 0;
}
//texture data
for(int i = 0; i < m_numTriangles; ++i)
{
getRandomTexCoord(m_triangles[i].texCoords);
}
//set to vbo
for (int i = 0; i < m_numTriangles; ++i)
{
for (int j = 0; j < 3; ++j)
{
m_currentTexCoords[i * 3 + j] = m_triangles[i].texCoords[j];
}
}
m_vbo.setTexCoordData(&m_currentTexCoords[0], m_numTriangles * 3, GL_STATIC_DRAW);
}
