Function CM_TransposeGrid

code/qcommon/cm_patch.cpp:233–275

================= CM_TransposeGrid Swaps the rows and columns in place ================= */

=================
*/
static void CM_TransposeGrid( cGrid_t *grid ) {
	int			i, j, l;
	vec3_t		temp;
	qboolean	tempWrap;

	if ( grid->width > grid->height ) {
		for ( i = 0 ; i < grid->height ; i++ ) {
			for ( j = i + 1 ; j < grid->width ; j++ ) {
				if ( j < grid->height ) {
					// swap the value
					VectorCopy( grid->points[i][j], temp );
					VectorCopy( grid->points[j][i], grid->points[i][j] );
					VectorCopy( temp, grid->points[j][i] );
				} else {
					// just copy
					VectorCopy( grid->points[j][i], grid->points[i][j] );
				}
			}
		}
	} else {
		for ( i = 0 ; i < grid->width ; i++ ) {
			for ( j = i + 1 ; j < grid->height ; j++ ) {
				if ( j < grid->width ) {
					// swap the value
					VectorCopy( grid->points[j][i], temp );
					VectorCopy( grid->points[i][j], grid->points[j][i] );
					VectorCopy( temp, grid->points[i][j] );
				} else {
					// just copy
					VectorCopy( grid->points[i][j], grid->points[j][i] );
				}
			}
		}
	}

	l = grid->width;
	grid->width = grid->height;
	grid->height = l;

	tempWrap = grid->wrapWidth;
	grid->wrapWidth = grid->wrapHeight;
	grid->wrapHeight = tempWrap;
}

/*
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