void Mesh::build() {
GLuint points_vbo = create_vbo(vp, point_count * 3);
GLuint normals_vbo = create_vbo(vn, point_count * 3);
GLuint text_coord_vbo = create_vbo(vt, point_count * 2);
vao = create_vao({ points_vbo, normals_vbo, text_coord_vbo });
model_uniform = Uniform::createUniformMatrix4fv("model", model.m);
}
void startup(int argc, char* argv[]) {
GLenum glew_init_result;
create_window(argc, argv);
glewExperimental = GL_TRUE;
glew_init_result = glewInit();
check_gl_error(glew_init_result, "");
fprintf(stdout, "INFO: OpenGL Version: %s\n", glGetString(GL_VERSION));
rendering_program = create_shaders();
create_vao();
// glEnable(GL_CULL_FACE);
// glCullFace(GL_BACK);
}
void House::init(GLuint shader)
{
if (initialised) return; // init once
shader_programme = shader;
// Load objects
std::vector<glm::vec3> vertices;
std::vector<glm::vec2> uvs;
std::vector<glm::vec3> normals;
bool res;
// body
res = loadOBJ("assets/house.obj", vertices, uvs, normals);
point_count = vertices.size();
assert(res);
std::cout << "loaded assets/house.obj. point count: " << point_count << std::endl;
vao = create_vao(vertices, uvs, normals);
// Get uniforms locations
M_loc = glGetUniformLocation (shader_programme, "M");
assert (M_loc > -1);
V_loc = glGetUniformLocation (shader_programme, "V");
assert (V_loc > -1);
P_loc = glGetUniformLocation (shader_programme, "P");
assert (P_loc > -1);
light_pos_loc = glGetUniformLocation (shader_programme, "light_pos");
assert (light_pos_loc > -1);
// Load textures
texture = load_texture("assets/house_texture.png");
initialised = true;
}
