| |
| /*! \page example_new_mesh Creating a new mesh, and passing data to it |
| |
| @ingroup examples |
| |
| Creating a new mesh as a standalone root node |
| \verbatim |
| // parse the data |
| vector<vec3f> vtxPos, vtxNor; |
| vector<vec3i> triangle; // i.e., connectivity |
| int shaderID; |
| ParseModelFile(modelFile, &connectity, &vtxNor, &triangle, &shaderID); |
| |
| // generate the mesh |
| node_t root = rtNewRoot(RT_HIDDEN); |
| mesh_t mesh = rtTriangleMesh(root); |
| // allocate vertex array of 3-float vertices (hope the mesh's |
| // implementation likes three-float vertices !)... */ |
| data_t vertex_array = rtNewCoordArray(mesh,RT_FLOAT3); |
| |
| // ... and write data to it. as vertex array data is same as the |
| // format we write, there's not type conversion, but a single |
| // memcpy |
| rtCoords3f(vertex_array,&cube_vertex[0][0],8,RT_PRIVATE); |
| |
| // same for the connectivity data |
| data_t index_array = rtNewIndexArray(mesh,RT_INT3); |
| assert(rtValidData(index_array)); |
| rtIndices3i(index_array,&cube_tris[0][0],12,RT_PRIVATE); |
| |
| |
| rtShaderArray(mesh,&shaderID,1,0); // same shader for all triangles (num=1), not persistent |
| \endverbatim |
| |
| |
| */ |
