void loadScene(char *name) {
char line_buffer[MAX_LINE_SIZE];
fp = fopen(name,"r");
if(!fp) { /* file could not be opened properly */
fprintf(stderr,"ERROR: Scene file %s could not be loaded\n", name);
fflush(stderr);
exit(-1);
}
/* now go through all the lines in the file */
while(fgets(line_buffer, MAX_LINE_SIZE, fp)) {
/* only do something if it's not a comment and the line is not blank */
if (!lineCanBeIgnored(line_buffer)) {
/* at this point it is neither a comment nor a blank line */
parseScene(line_buffer);
}
}
fclose(fp);
return;
}
void loadFloorPlan(void) {
int count = 0;
char line_buffer[MAX_LINE_SIZE];
fprintf(stderr,"Loading floor plan\n");
/* compute the size of the scene */
scene_width = cells_wide * cell_size;
scene_height = cells_high * cell_size;
fprintf(stderr,"size of scene: %d x %d\n", scene_width, scene_height);
while((count < cells_high * 2) && fgets(line_buffer, MAX_LINE_SIZE, fp)) {
/* only do something if it's not a comment and the line is not blank */
if (!lineCanBeIgnored(line_buffer)) {
parseFloorPlan(count, line_buffer);
count++;
}
}
/* after i have added all the walls, let us add the floor */
float x = -(((float)scene_width) / (float)2);
float y = (((float)scene_height) / (float)2);
scene.addFloor(x, y, x + scene_width, y - scene_height, tex[num_tex-1], scene_width, scene_height);
return;
}
void Database::runSqlScript(QString script_path) {
QSqlDatabase db = QSqlDatabase::database();
if (not db.open())
throw new ErrorOpeningDatabase(path());
QFile script(script_path);
if (not script.open(QIODevice::ReadOnly | QIODevice::Text))
throw new ErrorReadingSQLScript(script_path);
// NOTE query object must be created after database is open
QSqlQuery query;
QString line;
while (!script.atEnd()) {
line = QString(script.readLine());
if (lineCanBeIgnored(line))
continue;
if (not query.exec(line))
throw new SqlQueryError(query);
}
db.close();
script.close();
}
void loadTextures(void) {
int count = 0;
char line_buffer[MAX_LINE_SIZE];
fprintf(stderr,"Loading textures\n");
/* first make room for all the textures */
tex = (Texture **)malloc(sizeof(Texture*) * num_tex);
tex_codes = (int *)malloc(sizeof(int) * num_tex);
while((count < num_tex) && fgets(line_buffer, MAX_LINE_SIZE, fp)) {
/* only do something if it's not a comment and the line is not blank */
if (!lineCanBeIgnored(line_buffer)) {
fprintf(stderr,"%s", line_buffer);
parseTexture(count, line_buffer);
count++;
}
}
return;
}
void MazeParser::loadTextures()
{
int count = 0;
char line_buffer[MAX_LINE_SIZE];
fprintf(stderr,"Loading textures\n");
fflush(stderr);
while((count < num_tex) && fgets(line_buffer, MAX_LINE_SIZE, fp))
{
/* only do something if it's not a comment and the line is not blank */
if (!lineCanBeIgnored(line_buffer))
{
fprintf(stderr,"%s\n", line_buffer);
fflush(stderr);
parseTexture(count, line_buffer);
count++;
}
}
return;
}
void parseScene(char *line) {
char command[MAX_LINE_SIZE];
char arg[MAX_LINE_SIZE];
char *start, *end;
/* i need to get the first word */
end = findFirstSpace(line);
/* observe what the command is */
copyString(command, line, end);
if (!strcmp(command,"DIMENSIONS")) {
/* parse the dimensions of the scene */
start = skipSpace(end);
end = findFirstSpace(start);
copyString(arg, start, end);
end = skipSpace(end);
cells_wide = atoi(arg);
start = skipSpace(end);
end = findFirstSpace(start);
copyString(arg, start, end);
end = skipSpace(end);
cells_high = atoi(arg);
assert(lineCanBeIgnored(end)); /* the rest of the line should be able to be ignored */
fprintf(stderr,"width: %d height: %d\n", cells_wide, cells_high);
}
else if (!strcmp(command,"HEIGHT")) {
start = skipSpace(end);
end = findFirstSpace(start);
copyString(arg, start, end);
end = skipSpace(end);
wall_height = atoi(arg);
fprintf(stderr,"wall height: %d\n", wall_height);
}
else if (!strcmp(command,"CELL")) {
start = skipSpace(end);
end = findFirstSpace(start);
copyString(arg, start, end);
end = skipSpace(end);
cell_size = atoi(arg);
fprintf(stderr,"cell size: %d\n", cell_size);
}
else if (!strcmp(command,"TEXTURES")) {
start = skipSpace(end);
end = findFirstSpace(start);
copyString(arg, start, end);
end = skipSpace(end);
num_tex = atoi(arg);
fprintf(stderr,"number of textures: %d\n", num_tex);
loadTextures();
}
else if (!strcmp(command,"FLOORPLAN")) {
assert(lineCanBeIgnored(end)); /* the rest of the line should be able to be ignored */
loadFloorPlan();
}
else {
fprintf(stderr,"ERROR! Unrecognized command in scene file \n");
fprintf(stderr,"%s\n", line);
exit(-1);
}
return;
}
