void CC3Billboard::populateAsBoundingRectangle()
{
CC3Vector* vertices; // Array of simple vertex location data
// Start with default initial values
GLfloat xMin = 0.0f;
GLfloat xMax = 1.0f;
GLfloat yMin = 0.0f;
GLfloat yMax = 1.0f;
int vCount = 4;
CC3VertexLocations* locArray = CC3VertexLocations::vertexArray();
locArray->setDrawingMode( GL_TRIANGLE_STRIP ); // Location array will do the drawing as a strip
locArray->setVertexStride( 0 ); // Tightly packed locations only
locArray->setElementOffset( 0 ); // Only locations
locArray->setAllocatedVertexCapacity( vCount );
vertices = (CC3Vector*)locArray->getVertices();
// Populate vertex locations in the X-Y plane
vertices[0] = cc3v(xMax, yMax, 0.0f);
vertices[1] = cc3v(xMin, yMax, 0.0f);
vertices[2] = cc3v(xMax, yMin, 0.0f);
vertices[3] = cc3v(xMin, yMin, 0.0f);
// Create mesh with vertex location array
CC3Mesh* aMesh = CC3Mesh::mesh();
aMesh->setVertexLocations( locArray );
setMesh( aMesh );
updateBoundingMesh();
}
void CC3ShadowVolumeMeshNode::createShadowMesh()
{
GLuint vertexCount = getShadowCaster()->getVertexCount();
// Create vertexLocation array.
CC3VertexLocations* locArray = CC3VertexLocations::vertexArray();
locArray->setDrawingMode( GL_TRIANGLES );
locArray->setElementSize( 4 ); // We're using homogeneous coordinates!
locArray->setAllocatedVertexCapacity( vertexCount );
locArray->setVertexCount( 0 ); // Will be populated dynamically
locArray->setShouldReleaseRedundantContent( false ); // Shadow vertex data is dynamic
CC3Mesh* aMesh = CC3Mesh::mesh();
aMesh->setVertexLocations( locArray );
setMesh( aMesh );
}
void CC3TouchBox::populateBox( const CC3Box& aBox )
{
CC3Mesh* mesh = prepareParametricMesh();
// Now update the vertex locations with the box data
GLuint vIdx = 0;
CC3Vector bbMin = aBox.minimum;
CC3Vector bbMax = aBox.maximum;
mesh->setVertexLocation( cc3v(bbMin.x, bbMin.y, bbMin.z), vIdx++ );
mesh->setVertexLocation( cc3v(bbMin.x, bbMin.y, bbMax.z), vIdx++ );
mesh->setVertexLocation( cc3v(bbMin.x, bbMax.y, bbMin.z), vIdx++ );
mesh->setVertexLocation( cc3v(bbMin.x, bbMax.y, bbMax.z), vIdx++ );
mesh->setVertexLocation( cc3v(bbMax.x, bbMin.y, bbMin.z), vIdx++ );
mesh->setVertexLocation( cc3v(bbMax.x, bbMin.y, bbMax.z), vIdx++ );
mesh->setVertexLocation( cc3v(bbMax.x, bbMax.y, bbMin.z), vIdx++ );
mesh->setVertexLocation( cc3v(bbMax.x, bbMax.y, bbMax.z), vIdx++ );
mesh->updateVertexLocationsGLBuffer();
markBoundingVolumeDirty();
}
void CC3MeshNode::populateAsHollowConeWithRadius( GLfloat radius, GLfloat height, const CC3Tessellation& angleAndHeightDivs )
{
CC3Mesh* pMesh = prepareParametricMesh();
if ( pMesh )
pMesh->populateAsHollowConeWithRadius( radius, height, angleAndHeightDivs );
}
void CC3MeshNode::populateAsCubeMappedSolidBox( const CC3Box& box )
{
CC3Mesh* pMesh = prepareParametricMesh();
if ( pMesh )
pMesh->populateAsCubeMappedSolidBox( box );
}
void CC3MeshNode::populateAsSolidBox( const CC3Box& box, const CCPoint& corner )
{
CC3Mesh* pMesh = prepareParametricMesh();
if ( pMesh )
pMesh->populateAsSolidBox( box, corner );
}
void CC3MeshNode::populateAsDiskWithRadius( GLfloat radius, const CC3Tessellation& radialAndAngleDivs )
{
CC3Mesh* pMesh = prepareParametricMesh();
if ( pMesh )
pMesh->populateAsDiskWithRadius( radius, radialAndAngleDivs );
}
void CC3MeshNode::populateAsWireBox( const CC3Box& box )
{
CC3Mesh* pMesh = prepareParametricMesh();
if ( pMesh )
pMesh->populateAsWireBox( box );
}
void CC3MeshNode::populateAsLineStripWith( GLuint vertexCount, CC3Vector* vertices, bool shouldRetainVertices )
{
CC3Mesh* pMesh = prepareParametricMesh();
if ( pMesh )
pMesh->populateAsLineStripWith( vertexCount, vertices, shouldRetainVertices );
}
void CC3MeshNode::populateAsRectangleWithSize( const CCSize& rectSize, const CCPoint& origin, const CC3Tessellation& divsPerAxis )
{
CC3Mesh* pMesh = prepareParametricMesh();
if ( pMesh )
pMesh->populateAsRectangleWithSize( rectSize, origin, divsPerAxis );
}
void CC3MeshNode::populateAsRectangleWithSize( const CCSize& rectSize, const CCPoint& origin )
{
CC3Mesh* pMesh = prepareParametricMesh();
if ( pMesh )
pMesh->populateAsRectangleWithSize( rectSize, origin );
}
void CC3MeshNode::populateAsCenteredRectangleWithSize( const CCSize& rectSize )
{
CC3Mesh* pMesh = prepareParametricMesh();
if ( pMesh )
pMesh->populateAsCenteredRectangleWithSize( rectSize );
}
void CC3MeshNode::populateAsSphereWithRadius( GLfloat radius, const CC3Tessellation& divsPerAxis )
{
CC3Mesh* pMesh = prepareParametricMesh();
if ( pMesh )
pMesh->populateAsSphereWithRadius( radius, divsPerAxis );
}
