void Terrain::Create(void) { node = new R3Node(); node->transformation = R3identity_matrix; R3Material::Params matParams; matParams.textureName = "mars.jpg"; matParams.kd = R3Rgb(0.6, 0.6, 0.6, 1); matParams.ks = R3Rgb(0.3, 0.3, 0.3, 1); R3Material *mat = new R3Material(matParams); node->AddChild(new R3Node(Patch(R3Point(0,-3, 0), R2Point(TERRAIN_SIZE,TERRAIN_SIZE), R2Point(TERRAIN_DPS,TERRAIN_DPS)), mat, R3identity_matrix)); //node->AddChild(new R3Node(Patch(R3Point(10,-3, 0), R2Point(10,10), R2Point(60,60)), NULL, R3identity_matrix)); globals.scene->root->AddChild(node); }
int R3Scene:: Read(const char *filename, R3Node *node) { // Open file FILE *fp; if (!(fp = fopen(filename, "r"))) { fprintf(stderr, "Unable to open file %s", filename); return 0; } // Create array of materials vector<R3Material *> materials; // Create default material R3Material *default_material = new R3Material(); default_material->ka = R3Rgb(0.2, 0.2, 0.2, 1); default_material->kd = R3Rgb(0.5, 0.5, 0.5, 1); default_material->ks = R3Rgb(0.5, 0.5, 0.5, 1); default_material->kt = R3Rgb(0.0, 0.0, 0.0, 1); default_material->emission = R3Rgb(0, 0, 0, 1); default_material->shininess = 10; default_material->indexofrefraction = 1; default_material->texture = NULL; default_material->id = 0; // Create stack of group information const int max_depth = 1024; R3Node *group_nodes[max_depth] = { NULL }; R3Material *group_materials[max_depth] = { NULL }; group_nodes[0] = (node) ? node : root; group_materials[0] = default_material; int depth = 0; // Read body char cmd[128]; int command_number = 1; while (fscanf(fp, "%s", cmd) == 1) { if (cmd[0] == '#') { // Comment -- read everything until end of line do { cmd[0] = fgetc(fp); } while ((cmd[0] >= 0) && (cmd[0] != '\n')); } else if (!strcmp(cmd, "tri")) { // Read data int m; R3Point p1, p2, p3; if (fscanf(fp, "%d%lf%lf%lf%lf%lf%lf%lf%lf%lf", &m, &p1[0], &p1[1], &p1[2], &p2[0], &p2[1], &p2[2], &p3[0], &p3[1], &p3[2]) != 10) { fprintf(stderr, "Unable to read triangle at command %d in file %s\n", command_number, filename); return 0; } // Get material R3Material *material = group_materials[depth]; if (m >= 0) { if (m < (int) materials.size()) { material = materials[m]; } else { fprintf(stderr, "Invalid material id at tri command %d in file %s\n", command_number, filename); return 0; } } // Create mesh R3Mesh *mesh = new R3Mesh(); vector<R3MeshVertex *> vertices; vertices.push_back(mesh->CreateVertex(p1, R3zero_vector, R2zero_point)); vertices.push_back(mesh->CreateVertex(p2, R3zero_vector, R2zero_point)); vertices.push_back(mesh->CreateVertex(p3, R3zero_vector, R2zero_point)); mesh->CreateFace(vertices); // Create shape R3Shape *shape = new R3Shape(); shape->type = R3_MESH_SHAPE; shape->box = NULL; shape->sphere = NULL; shape->cylinder = NULL; shape->cone = NULL; shape->mesh = mesh; shape->segment = NULL; // Create shape node R3Node *node = new R3Node(); node->transformation = R3identity_matrix; node->material = material; node->shape = shape; node->bbox = R3null_box; node->bbox.Union(p1); node->bbox.Union(p2); node->bbox.Union(p3); node->enemy = NULL; // Insert node group_nodes[depth]->bbox.Union(node->bbox); group_nodes[depth]->children.push_back(node); node->parent = group_nodes[depth]; } else if (!strcmp(cmd, "box")) { // Read data int m; R3Point p1, p2; if (fscanf(fp, "%d%lf%lf%lf%lf%lf%lf", &m, &p1[0], &p1[1], &p1[2], &p2[0], &p2[1], &p2[2]) != 7) { fprintf(stderr, "Unable to read box at command %d in file %s\n", command_number, filename); return 0; } // Get material R3Material *material = group_materials[depth]; if (m >= 0) { if (m < (int) materials.size()) { material = materials[m]; } else { fprintf(stderr, "Invalid material id at box command %d in file %s\n", command_number, filename); return 0; } } // Create box R3Box *box = new R3Box(p1, p2); // Create shape R3Shape *shape = new R3Shape(); shape->type = R3_BOX_SHAPE; shape->box = box; shape->sphere = NULL; shape->cylinder = NULL; shape->cone = NULL; shape->mesh = NULL; shape->segment = NULL; // Create shape node R3Node *node = new R3Node(); node->transformation = R3identity_matrix; node->material = material; node->shape = shape; node->bbox = *box; node->enemy = NULL; // Insert node group_nodes[depth]->bbox.Union(node->bbox); group_nodes[depth]->children.push_back(node); node->parent = group_nodes[depth]; } else if (!strcmp(cmd, "sphere")) { // Read data int m; R3Point c; double r; if (fscanf(fp, "%d%lf%lf%lf%lf", &m, &c[0], &c[1], &c[2], &r) != 5) { fprintf(stderr, "Unable to read sphere at command %d in file %s\n", command_number, filename); return 0; } // Get material R3Material *material = group_materials[depth]; if (m >= 0) { if (m < (int) materials.size()) { material = materials[m]; } else { fprintf(stderr, "Invalid material id at sphere command %d in file %s\n", command_number, filename); return 0; } } // Create sphere R3Sphere *sphere = new R3Sphere(c, r); // Create shape R3Shape *shape = new R3Shape(); shape->type = R3_SPHERE_SHAPE; shape->box = NULL; shape->sphere = sphere; shape->cylinder = NULL; shape->cone = NULL; shape->mesh = NULL; shape->segment = NULL; // Create shape node R3Node *node = new R3Node(); node->transformation = R3identity_matrix; node->material = material; node->shape = shape; node->bbox = sphere->BBox(); node->enemy = NULL; // Insert node group_nodes[depth]->bbox.Union(node->bbox); group_nodes[depth]->children.push_back(node); node->parent = group_nodes[depth]; } else if (!strcmp(cmd, "cylinder")) { // Read data int m; R3Point c; double r, h; if (fscanf(fp, "%d%lf%lf%lf%lf%lf", &m, &c[0], &c[1], &c[2], &r, &h) != 6) { fprintf(stderr, "Unable to read cylinder at command %d in file %s\n", command_number, filename); return 0; } // Get material R3Material *material = group_materials[depth]; if (m >= 0) { if (m < (int) materials.size()) { material = materials[m]; } else { fprintf(stderr, "Invalid material id at cyl command %d in file %s\n", command_number, filename); return 0; } } // Create cylinder R3Cylinder *cylinder = new R3Cylinder(c, r, h); // Create shape R3Shape *shape = new R3Shape(); shape->type = R3_CYLINDER_SHAPE; shape->box = NULL; shape->sphere = NULL; shape->cylinder = cylinder; shape->cone = NULL; shape->mesh = NULL; shape->segment = NULL; // Create shape node R3Node *node = new R3Node(); node->transformation = R3identity_matrix; node->material = material; node->shape = shape; node->bbox = cylinder->BBox(); node->enemy = NULL; // Insert node group_nodes[depth]->bbox.Union(node->bbox); group_nodes[depth]->children.push_back(node); node->parent = group_nodes[depth]; } else if (!strcmp(cmd, "mesh")) { // Read data int m; char meshname[256]; if (fscanf(fp, "%d%s", &m, meshname) != 2) { fprintf(stderr, "Unable to parse mesh command %d in file %s\n", command_number, filename); return 0; } // Get material R3Material *material = group_materials[depth]; if (m >= 0) { if (m < (int) materials.size()) { material = materials[m]; } else { fprintf(stderr, "Invalid material id at cone command %d in file %s\n", command_number, filename); return 0; } } // Get mesh filename char buffer[2048]; strcpy(buffer, filename); char *bufferp = strrchr(buffer, '/'); if (bufferp) *(bufferp+1) = '\0'; else buffer[0] = '\0'; strcat(buffer, meshname); // Create mesh R3Mesh *mesh = new R3Mesh(); if (!mesh) { fprintf(stderr, "Unable to allocate mesh\n"); return 0; } // Read mesh file if (!mesh->Read(buffer)) { fprintf(stderr, "Unable to read mesh: %s\n", buffer); return 0; } // Create shape R3Shape *shape = new R3Shape(); shape->type = R3_MESH_SHAPE; shape->box = NULL; shape->sphere = NULL; shape->cylinder = NULL; shape->cone = NULL; shape->mesh = mesh; shape->segment = NULL; // Create shape node R3Node *node = new R3Node(); node->transformation = R3identity_matrix; node->material = material; node->shape = shape; node->bbox = mesh->bbox; node->enemy = NULL; // Insert node group_nodes[depth]->bbox.Union(node->bbox); group_nodes[depth]->children.push_back(node); node->parent = group_nodes[depth]; } //in order to set the arwing node as a global in GlutTest.cpp else if (!strcmp(cmd, "arwing")) { // Read data int m; char meshname[256]; if (fscanf(fp, "%d%s", &m, meshname) != 2) { fprintf(stderr, "Unable to parse mesh command %d in file %s\n", command_number, filename); return 0; } // Get material R3Material *material = group_materials[depth]; if (m >= 0) { if (m < (int) materials.size()) { material = materials[m]; } else { fprintf(stderr, "Invalid material id at cone command %d in file %s\n", command_number, filename); return 0; } } // Get mesh filename char buffer[2048]; strcpy(buffer, filename); char *bufferp = strrchr(buffer, '/'); if (bufferp) *(bufferp+1) = '\0'; else buffer[0] = '\0'; strcat(buffer, meshname); // Create mesh R3Mesh *mesh = new R3Mesh(); if (!mesh) { fprintf(stderr, "Unable to allocate mesh\n"); return 0; } // Read mesh file if (!mesh->Read(buffer)) { fprintf(stderr, "Unable to read mesh: %s\n", buffer); return 0; } // Create shape R3Shape *shape = new R3Shape(); shape->type = R3_MESH_SHAPE; shape->box = NULL; shape->sphere = NULL; shape->cylinder = NULL; shape->cone = NULL; shape->mesh = mesh; shape->segment = NULL; // Create shape node R3Node *node = new R3Node(); node->transformation = R3identity_matrix; node->material = material; node->shape = shape; node->bbox = mesh->bbox; node->enemy = NULL; // Insert node group_nodes[depth]->bbox.Union(node->bbox); group_nodes[depth]->children.push_back(node); node->parent = group_nodes[depth]; arwingNode = node; } /* unneeded //turret - basically a box that shoots else if (!strcmp(cmd, "turret")) { // Read data int m; R3Point p1, p2; if (fscanf(fp, "%d%lf%lf%lf%lf%lf%lf", &m, &p1[0], &p1[1], &p1[2], &p2[0], &p2[1], &p2[2]) != 7) { fprintf(stderr, "Unable to read box at command %d in file %s\n", command_number, filename); return 0; } // Get material R3Material *material = group_materials[depth]; if (m >= 0) { if (m < (int) materials.size()) { material = materials[m]; } else { fprintf(stderr, "Invalid material id at box command %d in file %s\n", command_number, filename); return 0; } } // Create box R3Box *box = new R3Box(p1, p2); // Create shape R3Shape *shape = new R3Shape(); shape->type = R3_BOX_SHAPE; shape->box = box; shape->sphere = NULL; shape->cylinder = NULL; shape->cone = NULL; shape->mesh = NULL; shape->segment = NULL; // Create shape node R3Node *node = new R3Node(); node->transformation = R3identity_matrix; node->cumulativeTransformation = R3identity_matrix; node->material = material; node->shape = shape; node->bbox = *box; node->enemy = new SFEnemy(); //list properties of the turret node->enemy->position = box->Centroid(); node->enemy->projectileSource = box->Centroid(); node->enemy->node = node; // node->enemy->projectileSource.InverseTransform(node->transformation); // node->enemy->projectileSource.SetZ(node->enemy->projectileSource.Z() - .5 * (box->ZMax() - box->ZMin())); enemies.push_back(node->enemy); // Insert node group_nodes[depth]->bbox.Union(node->bbox); group_nodes[depth]->children.push_back(node); node->parent = group_nodes[depth]; } */ //enemy - a mesh that moves and shoots else if (!strcmp(cmd, "enemy")) { // Read data int fixed; int m; float vx, vy, vz; int h; char meshname[256]; float particle_velocity; int firing_rate; if (fscanf(fp, "%d%d%s%f%f%f%d%f%d", &fixed, &m, meshname, &vx, &vy, &vz, &h,&particle_velocity, &firing_rate) != 9) { fprintf(stderr, "Unable to parse enemy command %d in file %s\n", command_number, filename); return 0; } // Get material R3Material *material = group_materials[depth]; if (m >= 0) { if (m < (int) materials.size()) { material = materials[m]; } else { fprintf(stderr, "Invalid material id at cone command %d in file %s\n", command_number, filename); return 0; } } // Get mesh filename char buffer[2048]; strcpy(buffer, filename); char *bufferp = strrchr(buffer, '/'); if (bufferp) *(bufferp+1) = '\0'; else buffer[0] = '\0'; strcat(buffer, meshname); R3Vector *initialVelocity = new R3Vector(vx, vy, vz); // Create mesh R3Mesh *mesh = new R3Mesh(); if (!mesh) { fprintf(stderr, "Unable to allocate mesh\n"); return 0; } // Read mesh file if (!mesh->Read(buffer)) { fprintf(stderr, "Unable to read mesh: %s\n", buffer); return 0; } // Create shape R3Shape *shape = new R3Shape(); shape->type = R3_MESH_SHAPE; shape->box = NULL; shape->sphere = NULL; shape->cylinder = NULL; shape->cone = NULL; shape->mesh = mesh; shape->segment = NULL; // Create shape node R3Node *node = new R3Node(); node->transformation = R3identity_matrix; node->cumulativeTransformation = R3identity_matrix; node->material = material; node->shape = shape; node->bbox = mesh->bbox; node->enemy = new SFEnemy(fixed, mesh, *initialVelocity, h, particle_velocity, firing_rate); node->enemy->position = shape->mesh->Center(); node->enemy->projectileSource = shape->mesh->Center(); node->enemy->node = node; enemies.push_back(node->enemy); // Insert node group_nodes[depth]->bbox.Union(node->bbox); group_nodes[depth]->children.push_back(node); node->parent = group_nodes[depth]; } else if (!strcmp(cmd, "cone")) { // Read data int m; R3Point c; double r, h; if (fscanf(fp, "%d%lf%lf%lf%lf%lf", &m, &c[0], &c[1], &c[2], &r, &h) != 6) { fprintf(stderr, "Unable to read cone at command %d in file %s\n", command_number, filename); return 0; } // Get material R3Material *material = group_materials[depth]; if (m >= 0) { if (m < (int) materials.size()) { material = materials[m]; } else { fprintf(stderr, "Invalid material id at cone command %d in file %s\n", command_number, filename); return 0; } } // Create cone R3Cone *cone = new R3Cone(c, r, h); // Create shape R3Shape *shape = new R3Shape(); shape->type = R3_CONE_SHAPE; shape->box = NULL; shape->sphere = NULL; shape->cylinder = NULL; shape->cone = cone; shape->mesh = NULL; shape->segment = NULL; // Create shape node R3Node *node = new R3Node(); node->transformation = R3identity_matrix; node->material = material; node->shape = shape; node->bbox = cone->BBox(); node->enemy = NULL; // Insert node group_nodes[depth]->bbox.Union(node->bbox); group_nodes[depth]->children.push_back(node); node->parent = group_nodes[depth]; } else if (!strcmp(cmd, "line")) { // Read data int m; R3Point p1, p2; if (fscanf(fp, "%d%lf%lf%lf%lf%lf%lf", &m, &p1[0], &p1[1], &p1[2], &p2[0], &p2[1], &p2[2]) != 7) { fprintf(stderr, "Unable to read line at command %d in file %s\n", command_number, filename); return 0; } // Get material R3Material *material = group_materials[depth]; if (m >= 0) { if (m < (int) materials.size()) { material = materials[m]; } else { fprintf(stderr, "Invalid material id at line command %d in file %s\n", command_number, filename); return 0; } } // Create segment R3Segment *segment = new R3Segment(p1, p2); // Create shape R3Shape *shape = new R3Shape(); shape->type = R3_SEGMENT_SHAPE; shape->box = NULL; shape->sphere = NULL; shape->cylinder = NULL; shape->cone = NULL; shape->mesh = NULL; shape->segment = segment; // Create shape node R3Node *node = new R3Node(); node->transformation = R3identity_matrix; node->material = material; node->shape = shape; node->bbox = segment->BBox(); node->enemy = NULL; // Insert node group_nodes[depth]->bbox.Union(node->bbox); group_nodes[depth]->children.push_back(node); node->parent = group_nodes[depth]; } else if (!strcmp(cmd, "begin")) { // Read data int m; double matrix[16]; if (fscanf(fp, "%d%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf", &m, &matrix[0], &matrix[1], &matrix[2], &matrix[3], &matrix[4], &matrix[5], &matrix[6], &matrix[7], &matrix[8], &matrix[9], &matrix[10], &matrix[11], &matrix[12], &matrix[13], &matrix[14], &matrix[15]) != 17) { fprintf(stderr, "Unable to read begin at command %d in file %s\n", command_number, filename); return 0; } // Get material R3Material *material = group_materials[depth]; if (m >= 0) { if (m < (int) materials.size()) { material = materials[m]; } else { fprintf(stderr, "Invalid material id at cone command %d in file %s\n", command_number, filename); return 0; } } // Create new group node R3Node *node = new R3Node(); node->transformation = R3Matrix(matrix); node->material = NULL; node->shape = NULL; node->bbox = R3null_box; node->enemy = NULL; // Push node onto stack depth++; group_nodes[depth] = node; group_materials[depth] = material; } else if (!strcmp(cmd, "end")) { // Pop node from stack R3Node *node = group_nodes[depth]; depth--; // Transform bounding box node->bbox.Transform(node->transformation); // Insert node group_nodes[depth]->bbox.Union(node->bbox); group_nodes[depth]->children.push_back(node); node->parent = group_nodes[depth]; } else if (!strcmp(cmd, "material")) { // Read data R3Rgb ka, kd, ks, kt, e; double n, ir; char texture_name[256]; if (fscanf(fp, "%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf%s", &ka[0], &ka[1], &ka[2], &kd[0], &kd[1], &kd[2], &ks[0], &ks[1], &ks[2], &kt[0], &kt[1], &kt[2], &e[0], &e[1], &e[2], &n, &ir, texture_name) != 18) { fprintf(stderr, "Unable to read material at command %d in file %s\n", command_number, filename); return 0; } // Create material R3Material *material = new R3Material(); material->ka = ka; material->kd = kd; material->ks = ks; material->kt = kt; material->emission = e; material->shininess = n; material->indexofrefraction = ir; material->texture = NULL; // Read texture if (strcmp(texture_name, "0")) { // Get texture filename char buffer[2048]; strcpy(buffer, filename); char *bufferp = strrchr(buffer, '/'); if (bufferp) *(bufferp+1) = '\0'; else buffer[0] = '\0'; strcat(buffer, texture_name); // Read texture image material->texture = new R2Image(); if (!material->texture->Read(buffer)) { fprintf(stderr, "Unable to read texture from %s at command %d in file %s\n", buffer, command_number, filename); return 0; } } // Insert material materials.push_back(material); } else if (!strcmp(cmd, "dir_light")) { // Read data R3Rgb c; R3Vector d; if (fscanf(fp, "%lf%lf%lf%lf%lf%lf", &c[0], &c[1], &c[2], &d[0], &d[1], &d[2]) != 6) { fprintf(stderr, "Unable to read directional light at command %d in file %s\n", command_number, filename); return 0; } // Normalize direction d.Normalize(); // Create light R3Light *light = new R3Light(); light->type = R3_DIRECTIONAL_LIGHT; light->color = c; light->position = R3Point(0, 0, 0); light->direction = d; light->radius = 0; light->constant_attenuation = 0; light->linear_attenuation = 0; light->quadratic_attenuation = 0; light->angle_attenuation = 0; light->angle_cutoff = M_PI; // Insert light lights.push_back(light); } else if (!strcmp(cmd, "point_light")) { // Read data R3Rgb c; R3Point p; double ca, la, qa; if (fscanf(fp, "%lf%lf%lf%lf%lf%lf%lf%lf%lf", &c[0], &c[1], &c[2], &p[0], &p[1], &p[2], &ca, &la, &qa) != 9) { fprintf(stderr, "Unable to read point light at command %d in file %s\n", command_number, filename); return 0; } // Create light R3Light *light = new R3Light(); light->type = R3_POINT_LIGHT; light->color = c; light->position = p; light->direction = R3Vector(0, 0, 0); light->radius = 0; light->constant_attenuation = ca; light->linear_attenuation = la; light->quadratic_attenuation = qa; light->angle_attenuation = 0; light->angle_cutoff = M_PI; // Insert light lights.push_back(light); } else if (!strcmp(cmd, "spot_light")) { // Read data R3Rgb c; R3Point p; R3Vector d; double ca, la, qa, sc, sd; if (fscanf(fp, "%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf", &c[0], &c[1], &c[2], &p[0], &p[1], &p[2], &d[0], &d[1], &d[2], &ca, &la, &qa, &sc, &sd) != 14) { fprintf(stderr, "Unable to read point light at command %d in file %s\n", command_number, filename); return 0; } // Normalize direction d.Normalize(); // Create light R3Light *light = new R3Light(); light->type = R3_SPOT_LIGHT; light->color = c; light->position = p; light->direction = d; light->radius = 0; light->constant_attenuation = ca; light->linear_attenuation = la; light->quadratic_attenuation = qa; light->angle_attenuation = sd; light->angle_cutoff = sc; // Insert light lights.push_back(light); } else if (!strcmp(cmd, "area_light")) { // Read data R3Rgb c; R3Point p; R3Vector d; double radius, ca, la, qa; if (fscanf(fp, "%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf", &c[0], &c[1], &c[2], &p[0], &p[1], &p[2], &d[0], &d[1], &d[2], &radius, &ca, &la, &qa) != 13) { fprintf(stderr, "Unable to read area light at command %d in file %s\n", command_number, filename); return 0; } // Normalize direction d.Normalize(); // Create light R3Light *light = new R3Light(); light->type = R3_AREA_LIGHT; light->color = c; light->position = p; light->direction = d; light->radius = radius; light->constant_attenuation = ca; light->linear_attenuation = la; light->quadratic_attenuation = qa; light->angle_attenuation = 0; light->angle_cutoff = M_PI; // Insert light lights.push_back(light); } else if (!strcmp(cmd, "camera")) { // Read data double px, py, pz, dx, dy, dz, ux, uy, uz, xfov, neardist, fardist; if (fscanf(fp, "%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf%lf", &px, &py, &pz, &dx, &dy, &dz, &ux, &uy, &uz, &xfov, &neardist, &fardist) != 12) { fprintf(stderr, "Unable to read camera at command %d in file %s\n", command_number, filename); return 0; } // Assign camera camera.eye = R3Point(px, py, pz); camera.towards = R3Vector(dx, dy, dz); camera.towards.Normalize(); camera.up = R3Vector(ux, uy, uz); camera.up.Normalize(); camera.right = camera.towards % camera.up; camera.right.Normalize(); camera.up = camera.right % camera.towards; camera.up.Normalize(); camera.xfov = xfov; camera.yfov = xfov; camera.neardist = neardist; camera.fardist = fardist; } else if (!strcmp(cmd, "include")) { // Read data char scenename[256]; if (fscanf(fp, "%s", scenename) != 1) { fprintf(stderr, "Unable to read include command %d in file %s\n", command_number, filename); return 0; } // Get scene filename char buffer[2048]; strcpy(buffer, filename); char *bufferp = strrchr(buffer, '/'); if (bufferp) *(bufferp+1) = '\0'; else buffer[0] = '\0'; strcat(buffer, scenename); // Read scene from included file if (!Read(buffer, group_nodes[depth])) { fprintf(stderr, "Unable to read included scene: %s\n", buffer); return 0; } } else if (!strcmp(cmd, "background")) { // Read data double r, g, b; if (fscanf(fp, "%lf%lf%lf", &r, &g, &b) != 3) { fprintf(stderr, "Unable to read background at command %d in file %s\n", command_number, filename); return 0; } // Assign background color background = R3Rgb(r, g, b, 1); } else if (!strcmp(cmd, "ambient")) { // Read data double r, g, b; if (fscanf(fp, "%lf%lf%lf", &r, &g, &b) != 3) { fprintf(stderr, "Unable to read ambient at command %d in file %s\n", command_number, filename); return 0; } // Assign ambient color ambient = R3Rgb(r, g, b, 1); } else { fprintf(stderr, "Unrecognized command %d in file %s: %s\n", command_number, filename, cmd); return 0; } // Increment command number command_number++; } // Update bounding box bbox = root->bbox; // Provide default camera if (camera.xfov == 0) { double scene_radius = bbox.DiagonalRadius(); R3Point scene_center = bbox.Centroid(); camera.towards = R3Vector(0, 0, -1); camera.up = R3Vector(0, 1, 0); camera.right = R3Vector(1, 0, 0); camera.eye = scene_center - 3 * scene_radius * camera.towards; camera.xfov = 0.25; camera.yfov = 0.25; camera.neardist = 0.01 * scene_radius; camera.fardist = 100 * scene_radius; } // Provide default lights if (lights.size() == 0) { // Create first directional light R3Light *light = new R3Light(); R3Vector direction(-3,-4,-5); direction.Normalize(); light->type = R3_DIRECTIONAL_LIGHT; light->color = R3Rgb(1,1,1,1); light->position = R3Point(0, 0, 0); light->direction = direction; light->radius = 0; light->constant_attenuation = 0; light->linear_attenuation = 0; light->quadratic_attenuation = 0; light->angle_attenuation = 0; light->angle_cutoff = M_PI; lights.push_back(light); // Create second directional light light = new R3Light(); direction = R3Vector(3,2,3); direction.Normalize(); light->type = R3_DIRECTIONAL_LIGHT; light->color = R3Rgb(0.5, 0.5, 0.5, 1); light->position = R3Point(0, 0, 0); light->direction = direction; light->radius = 0; light->constant_attenuation = 0; light->linear_attenuation = 0; light->quadratic_attenuation = 0; light->angle_attenuation = 0; light->angle_cutoff = M_PI; lights.push_back(light); } // Close file fclose(fp); // Return success return 1; }
void MakeMaterials(R3Material **materials) { //printf("make materials\n"); //Load materials R3Material *default_material = new R3Material(); default_material->ka = R3Rgb(0.2, 0.2, 0.2, 1); default_material->kd = R3Rgb(0.5, 0.5, 0.5, 1); default_material->ks = R3Rgb(0.5, 0.5, 0.5, 1); default_material->kt = R3Rgb(0.0, 0.0, 0.0, 1); default_material->emission = R3Rgb(0, 0, 0, 1); default_material->shininess = 10; default_material->indexofrefraction = 1; default_material->texture = NULL; default_material->id = 0; // Read texture image default_material->texture = new R2Image(); if (!default_material->texture->Read(s_TexDefault)) { fprintf(stderr, "Unable to read texture from file"); // return 0; } materials[DEFAULT] = default_material; R3Material * alldirt_material = new R3Material(); alldirt_material->ka = R3Rgb(0.0, 0.0, 0.0, 0.0); alldirt_material->kd = R3Rgb(0.5, 0.5, 0.5,0.0); alldirt_material->ks = R3Rgb(0.5, 0.5, 0.5,0.0); alldirt_material->kt = R3Rgb(0.0, 0.0, 0.0,0.0); alldirt_material->emission = R3Rgb(0, 0, 0, 0); alldirt_material->shininess = 10; alldirt_material->indexofrefraction = 1; // Read texture image alldirt_material->texture = new R2Image(); if (!alldirt_material->texture->Read(s_TexAllDirt)) { fprintf(stderr, "Unable to read texture from file"); // return 0; } alldirt_material->id = 5; materials[ALLDIRT] = alldirt_material; R3Material *dirt_material = new R3Material(); dirt_material->ka = R3Rgb(0.0, 0.0, 0.0, 0.0); dirt_material->kd = R3Rgb(0.5, 0.5, 0.5,0.0); dirt_material->ks = R3Rgb(0.5, 0.5, 0.5,0.0); dirt_material->kt = R3Rgb(0.0, 0.0, 0.0,0.0); dirt_material->emission = R3Rgb(0, 0, 0, 0); dirt_material->shininess = 10; dirt_material->indexofrefraction = 1; // Read texture image dirt_material->texture = new R2Image(); if (!dirt_material->texture->Read(s_TexDirt)) { fprintf(stderr, "Unable to read texture from file"); // return 0; } dirt_material->id = 2; materials[DIRT] = dirt_material; R3Material *wood_material = new R3Material(); wood_material->ka = R3Rgb(0.0, 0.0, 0.0, 0.0); wood_material->kd = R3Rgb(0.5, 0.5, 0.5,0.0); wood_material->ks = R3Rgb(0.5, 0.5, 0.5,0.0); wood_material->kt = R3Rgb(0.0, 0.0, 0.0,0.0); wood_material->emission = R3Rgb(0, 0, 0, 0); wood_material->shininess = 10; wood_material->indexofrefraction = 1; // Read texture image wood_material->texture = new R2Image(); if (!wood_material->texture->Read(s_TexWood)) { fprintf(stderr, "Unable to read texture from file"); // return 0; } wood_material->id = 1; materials[WOOD] = wood_material; R3Material *grass_material = new R3Material(); grass_material->ka = R3Rgb(0.0, 0.0, 0.0, 0.0); grass_material->kd = R3Rgb(0.5, 0.5, 0.5,0.0); grass_material->ks = R3Rgb(0.5, 0.5, 0.5,0.0); grass_material->kt = R3Rgb(0.0, 0.0, 0.0,0.0); grass_material->emission = R3Rgb(0, 0, 0, 0); grass_material->shininess = 10; grass_material->indexofrefraction = 1; // Read texture image grass_material->texture = new R2Image(); if (!grass_material->texture->Read(s_TexGrass)) { fprintf(stderr, "Unable to read texture from file"); // return 0; } grass_material->id = 3; materials[GRASS] = grass_material; R3Material *leaf_material = new R3Material(); leaf_material->ka = R3Rgb(0.0, 0.0, 0.0, 0.0); leaf_material->kd = R3Rgb(0.5, 0.5, 0.5,0.0); leaf_material->ks = R3Rgb(0.5, 0.5, 0.5,0.0); leaf_material->kt = R3Rgb(0.0, 0.0, 0.0,0.0); leaf_material->emission = R3Rgb(0, 0, 0, 0); leaf_material->shininess = 10; leaf_material->indexofrefraction = 1; // Read texture image leaf_material->texture = new R2Image(); if (!leaf_material->texture->Read(s_TexLeaf)) { fprintf(stderr, "Unable to read texture from file"); // return 0; } leaf_material->id = 4; materials[LEAF] = leaf_material; R3Material *stone_material = new R3Material(); stone_material->ka = R3Rgb(0.0, 0.0, 0.0, 0.0); stone_material->kd = R3Rgb(0.5, 0.5, 0.5,0.0); stone_material->ks = R3Rgb(0.5, 0.5, 0.5,0.0); stone_material->kt = R3Rgb(0.0, 0.0, 0.0,0.0); stone_material->emission = R3Rgb(0, 0, 0, 0); stone_material->shininess = 10; stone_material->indexofrefraction = 1; // Read texture image stone_material->texture = new R2Image(); if (!stone_material->texture->Read(s_TexStone)) { fprintf(stderr, "Unable to read texture from file"); // return 0; } stone_material->id = 5; materials[STONE] = stone_material; //call me mr.flintstone, cause i can make your bedrock R3Material *bedrock_material = new R3Material(); bedrock_material->ka = R3Rgb(0.0, 0.0, 0.0, 0.0); bedrock_material->kd = R3Rgb(0.5, 0.5, 0.5,0.0); bedrock_material->ks = R3Rgb(0.5, 0.5, 0.5,0.0); bedrock_material->kt = R3Rgb(0.0, 0.0, 0.0,0.0); bedrock_material->emission = R3Rgb(0, 0, 0, 0); bedrock_material->shininess = 10; bedrock_material->indexofrefraction = 1; // Read texture image bedrock_material->texture = new R2Image(); if (!bedrock_material->texture->Read(s_TexBedrock)) { fprintf(stderr, "Unable to read texture from file"); // return 0; } bedrock_material->id = 5; materials[BEDROCK] = bedrock_material; //Icon materials R3Material *sand_material = new R3Material(); sand_material->ka = R3Rgb(0.0, 0.0, 0.0, 0.0); sand_material->kd = R3Rgb(0.5, 0.5, 0.5,0.0); sand_material->ks = R3Rgb(0.5, 0.5, 0.5,0.0); sand_material->kt = R3Rgb(0.0, 0.0, 0.0,0.0); sand_material->emission = R3Rgb(0, 0, 0, 0); sand_material->shininess = 10; sand_material->indexofrefraction = 1; // Read texture image sand_material->texture = new R2Image(); if (!sand_material->texture->Read(s_TexSand)) { fprintf(stderr, "Unable to read texture from file"); // return 0; } sand_material->id = 5; materials[SAND] = sand_material; R3Material *obdisidan_material = new R3Material(); obdisidan_material->ka = R3Rgb(0.0, 0.0, 0.0, 0.0); obdisidan_material->kd = R3Rgb(0.5, 0.5, 0.5,0.0); obdisidan_material->ks = R3Rgb(0.5, 0.5, 0.5,0.0); obdisidan_material->kt = R3Rgb(0.0, 0.0, 0.0,0.0); obdisidan_material->emission = R3Rgb(0, 0, 0, 0); obdisidan_material->shininess = 10; obdisidan_material->indexofrefraction = 1; // Read texture image obdisidan_material->texture = new R2Image(); if (!obdisidan_material->texture->Read(s_TexObsidian)) { fprintf(stderr, "Unable to read texture from file"); // return 0; } obdisidan_material->id = 5; materials[OBSIDIAN] = obdisidan_material; R3Material *gold_material = new R3Material(); gold_material->ka = R3Rgb(0.0, 0.0, 0.0, 0.0); gold_material->kd = R3Rgb(0.5, 0.5, 0.5,0.0); gold_material->ks = R3Rgb(0.5, 0.5, 0.5,0.0); gold_material->kt = R3Rgb(0.0, 0.0, 0.0,0.0); gold_material->emission = R3Rgb(0, 0, 0, 0); gold_material->shininess = 10; gold_material->indexofrefraction = 1; // Read texture image gold_material->texture = new R2Image(); if (!gold_material->texture->Read(s_TexGold)) { fprintf(stderr, "Unable to read texture from file"); // return 0; } gold_material->id = 5; materials[GOLD] = gold_material; R3Material *dirt_icon = new R3Material(); dirt_icon->ka = R3Rgb(0.0, 0.0, 0.0, 0.0); dirt_icon->kd = R3Rgb(0.5, 0.5, 0.5,0.0); dirt_icon->ks = R3Rgb(0.5, 0.5, 0.5,0.0); dirt_icon->kt = R3Rgb(0.0, 0.0, 0.0,0.0); dirt_icon->emission = R3Rgb(0, 0, 0, 0); dirt_icon->shininess = 10; dirt_icon->indexofrefraction = 1; // Read texture image dirt_icon->texture = new R2Image(); if (!dirt_icon->texture->Read(s_TexDirtIcon)) { fprintf(stderr, "Unable to read texture from file"); // return 0; } dirt_icon->id = 5; materials[DIRT_ICON] = dirt_icon; R3Material *stone_icon = new R3Material(); stone_icon->ka = R3Rgb(0.0, 0.0, 0.0, 0.0); stone_icon->kd = R3Rgb(0.5, 0.5, 0.5,0.0); stone_icon->ks = R3Rgb(0.5, 0.5, 0.5,0.0); stone_icon->kt = R3Rgb(0.0, 0.0, 0.0,0.0); stone_icon->emission = R3Rgb(0, 0, 0, 0); stone_icon->shininess = 10; stone_icon->indexofrefraction = 1; // Read texture image stone_icon->texture = new R2Image(); if (!stone_icon->texture->Read(s_TexStoneIcon)) { fprintf(stderr, "Unable to read texture from file"); // return 0; } stone_icon->id = 5; materials[STONE_ICON] = stone_icon; R3Material *wood_icon = new R3Material(); wood_icon->ka = R3Rgb(0.0, 0.0, 0.0, 0.0); wood_icon->kd = R3Rgb(0.5, 0.5, 0.5,0.0); wood_icon->ks = R3Rgb(0.5, 0.5, 0.5,0.0); wood_icon->kt = R3Rgb(0.0, 0.0, 0.0,0.0); wood_icon->emission = R3Rgb(0, 0, 0, 0); wood_icon->shininess = 10; wood_icon->indexofrefraction = 1; // Read texture image wood_icon->texture = new R2Image(); if (!wood_icon->texture->Read(s_TexWoodIcon)) { fprintf(stderr, "Unable to read texture from file"); // return 0; } wood_icon->id = 5; materials[WOOD_ICON] = wood_icon; R3Material *sand_icon = new R3Material(); sand_icon->ka = R3Rgb(0.0, 0.0, 0.0, 0.0); sand_icon->kd = R3Rgb(0.5, 0.5, 0.5,0.0); sand_icon->ks = R3Rgb(0.5, 0.5, 0.5,0.0); sand_icon->kt = R3Rgb(0.0, 0.0, 0.0,0.0); sand_icon->emission = R3Rgb(0, 0, 0, 0); sand_icon->shininess = 10; sand_icon->indexofrefraction = 1; // Read texture image sand_icon->texture = new R2Image(); if (!sand_icon->texture->Read(s_TexSandIcon)) { fprintf(stderr, "Unable to read texture from file"); // return 0; } sand_icon->id = 5; materials[SAND_ICON] = sand_icon; R3Material *obsidian_icon = new R3Material(); obsidian_icon->ka = R3Rgb(0.0, 0.0, 0.0, 0.0); obsidian_icon->kd = R3Rgb(0.5, 0.5, 0.5,0.0); obsidian_icon->ks = R3Rgb(0.5, 0.5, 0.5,0.0); obsidian_icon->kt = R3Rgb(0.0, 0.0, 0.0,0.0); obsidian_icon->emission = R3Rgb(0, 0, 0, 0); obsidian_icon->shininess = 10; obsidian_icon->indexofrefraction = 1; // Read texture image obsidian_icon->texture = new R2Image(); if (!obsidian_icon->texture->Read(s_TexObsidianIcon)) { fprintf(stderr, "Unable to read texture from file"); // return 0; } obsidian_icon->id = 5; materials[OBSIDIAN_ICON] = obsidian_icon; // Creature Materials R3Material *cow_material = new R3Material(); cow_material->ka = R3Rgb(0.0, 0.0, 0.0, 0.0); cow_material->kd = R3Rgb(0.5, 0.5, 0.5,0.0); cow_material->ks = R3Rgb(0.5, 0.5, 0.5,0.0); cow_material->kt = R3Rgb(0.0, 0.0, 0.0,0.0); cow_material->emission = R3Rgb(0, 0, 0, 0); cow_material->shininess = 10; cow_material->indexofrefraction = 1; // Read texture image cow_material->texture = new R2Image(); if (!cow_material->texture->Read(s_TexCow)) { fprintf(stderr, "Unable to read texture from file"); } cow_material->id = 30; materials[COW] = cow_material; R3Material *deer_material = new R3Material(); deer_material->ka = R3Rgb(0.0, 0.0, 0.0, 0.0); deer_material->kd = R3Rgb(0.5, 0.5, 0.5,0.0); deer_material->ks = R3Rgb(0.5, 0.5, 0.5,0.0); deer_material->kt = R3Rgb(0.0, 0.0, 0.0,0.0); deer_material->emission = R3Rgb(0, 0, 0, 0); deer_material->shininess = 10; deer_material->indexofrefraction = 1; // Read texture image deer_material->texture = new R2Image(); if (!deer_material->texture->Read(s_TexDeer)) { fprintf(stderr, "Unable to read texture from file"); } deer_material->id = 31; materials[DEER] = deer_material; R3Material *suicide_material = new R3Material(); suicide_material->ka = R3Rgb(0.0, 0.0, 0.0, 0.0); suicide_material->kd = R3Rgb(0.5, 0.5, 0.5,0.0); suicide_material->ks = R3Rgb(0.5, 0.5, 0.5,0.0); suicide_material->kt = R3Rgb(0.0, 0.0, 0.0,0.0); suicide_material->emission = R3Rgb(0, 0, 0, 0); suicide_material->shininess = 10; suicide_material->indexofrefraction = 1; // Read texture image suicide_material->texture = new R2Image(); if (!suicide_material->texture->Read(s_TexSuicide)) { fprintf(stderr, "Unable to read texture from file"); } suicide_material->id = 31; materials[SUICIDE] = suicide_material; R3Material *logo_material = new R3Material(); logo_material->ka = R3Rgb(0.0, 0.0, 0.0, 0.0); logo_material->kd = R3Rgb(0.5, 0.5, 0.5,0.0); logo_material->ks = R3Rgb(0.5, 0.5, 0.5,0.0); logo_material->kt = R3Rgb(0.0, 0.0, 0.0,0.0); logo_material->emission = R3Rgb(0, 0, 0, 0); logo_material->shininess = 10; logo_material->indexofrefraction = 1; // Read texture image logo_material->texture = new R2Image(); if (!logo_material->texture->Read(s_TexLogo)) { fprintf(stderr, "Unable to read texture from file"); } logo_material->id = 31; materials[LOGO] = logo_material; }