def test_model(train_set,
test_set,
model,
filename=None,
prefix="test",
epochs=300):
""":key
"""
training = model.build_slice_set(train_set)
print("debug - start training " + prefix)
tmr = time.process_time_ns()
model.train(training, training, epochs)
train_time = time.process_time_ns() - tmr
print("debug - start testing")
true_map = LTMap.LiteTuxMap(1, 1)
for lvlfile in test_set:
s = prefix + "," + str(train_time) + "," + lvlfile + "," + str(
epochs) + ","
lvl_chunks = model.build_slice_set([lvlfile], True)
true_map.load(lvlfile)
predicted_map = LTMap.LiteTuxMap(true_map.width, true_map.height)
for i in range(lvl_chunks.shape[0]):
slc = model.predict(lvl_chunks[i])
model.decode_slice(slc[0], predicted_map, i * model.cols)
print(predicted_map.to_vertical_string())
test = MapTest(true_map, predicted_map)
s += str(test.get_total_tile_errors()) + ","
s += str(test.get_average_tile_hamming_error()) + ","
s += str(test.get_average_distance_error()) + ","
print(s)
if filename is not None:
with open(filename, "a") as f:
f.write(s)
f.write("\n")
def train_and_test(model):
results = {"train_time": 0, "test_time": 0, "errors": [], "tiles": []}
# train the model
training = model.build_slice_set(FullTileTesting.TRAIN_LEVELS)
tstart = time.process_time()
model.train(training, training, 300)
tend = time.process_time()
results["train_time"] = tend - tstart
# test the model
true_map = LTMap.LiteTuxMap(1, 1)
tstart = time.process_time()
for lvlfile in FullTileTesting.TEST_LEVELS:
level_chunks = model.build_slice_set([lvlfile], True)
true_map.load(lvlfile)
results["tiles"].append(true_map.width * true_map.height)
predicted_map = LTMap.LiteTuxMap(true_map.width, true_map.height)
for i in range(level_chunks.shape[0]):
slc = model.predict(level_chunks[i])
model.decode_slice(slc[0], predicted_map, i * model.cols)
test = FullTileTesting.MapTest(true_map, predicted_map)
results["errors"].append(test.get_total_tile_errors())
tend = time.process_time()
results["test_time"] = tend - tstart
return results
def test_one_hot_decode():
ohe = OneHotEncoder(4, 4)
lvl = LTMap.LiteTuxMap(4, 4)
lvl.from_json_string(SMALL_TEST_MAP)
rmap = LTMap.LiteTuxMap(4, 4)
slc = ohe.encode_slice(lvl, 0)
ohe.decode_slice(slc, rmap, 0)
print(rmap.to_vertical_string())
mt = MapTest(lvl, rmap)
print(mt)
def test_inverted_map_comparison(self):
lvl1 = LTMap.LiteTuxMap(4, 4)
lvl1.from_json_string(SMALL_TEST_MAP)
lvl2 = LTMap.LiteTuxMap(4, 4)
lvl2.from_json_string(SMALL_TEST_MAP_INVERSED)
mt = FullTileTesting.MapTest(lvl1, lvl2)
self.assertEqual(mt.get_total_tile_errors(), 16)
self.assertEqual(mt.get_total_hamming_error(), 64)
self.assertEqual(mt.get_average_tile_hamming_error(), 4.0)
self.assertEqual(mt.hamming_errors_to_string(),
"4444\n4444\n4444\n4444\n")
self.assertEqual(mt.get_total_distance_error(), 128)
self.assertEqual(mt.get_average_distance_error(), 8.0)
self.assertEqual(mt.distance_errors_to_string(),
"15 7 1 9 \n13 5 3 11 \n11 3 5 13 \n9 1 7 15 \n")
def test_bad_middle_map_comparison(self):
lvl1 = LTMap.LiteTuxMap(4, 4)
lvl1.from_json_string(SMALL_TEST_MAP)
lvl2 = LTMap.LiteTuxMap(4, 4)
lvl2.from_json_string(SMALL_TEST_MAP_MID_MIXED)
mt = FullTileTesting.MapTest(lvl1, lvl2)
self.assertEqual(mt.get_total_tile_errors(), 4)
self.assertEqual(mt.get_total_hamming_error(), 10)
self.assertEqual(mt.get_average_tile_hamming_error(), 0.625)
self.assertEqual(mt.hamming_errors_to_string(),
"0000\n0130\n0240\n0000\n")
self.assertEqual(mt.get_total_distance_error(), 12)
self.assertEqual(mt.get_average_distance_error(), 0.75)
self.assertEqual(mt.distance_errors_to_string(),
"0 0 0 0 \n0 1 5 0 \n0 1 5 0 \n0 0 0 0 \n")
def get_input_output_sets_for_model(self, level_list):
ltm = LTMap.LiteTuxMap(1, 1)
step_size = self.model.cols
in_set = None
out_set = None
for lvl in level_list:
ltm.load(lvl)
slice_set = None
end_col = ltm.width - self.model.cols
for c in range(0, end_col, step_size):
if slice_set is None:
slice_set = np.reshape(self.model.encode_slice(ltm, c),
(1, self.model.in_nodes))
else:
slice_set = np.vstack([
slice_set,
np.reshape(self.model.encode_slice(ltm, c),
(1, self.model.in_nodes))
])
if in_set is None:
in_set = slice_set[0:-1, :]
out_set = slice_set[1:, :]
else:
in_set = np.vstack([in_set, slice_set[0:-1, :]])
out_set = np.vstack([out_set, slice_set[1:, :]])
return (in_set, out_set)
def test_map_frequency_count(self):
test_map = LTMap.LiteTuxMap(1, 1)
test_map.from_json_string(self.TEST_MAP)
tile_freq = LTMap.TileFrequencyMetric(test_map, 16)
for t in range(16):
self.assertEqual(tile_freq.get_tile_count(t), t)
self.assertEqual(tile_freq.get_tile_percent(12), .1)
def test_model(train_set,
test_set,
model,
filename=None,
prefix="test",
epochs=300):
""":key
"""
results = {"train_time": 0, "errors": [], "tiles": []}
train_input, train_output = get_input_output_sets_for_model(
model, train_set)
print("debug - start training " + prefix)
tmr = time.process_time_ns()
model.train(train_input, train_output, epochs)
train_time = time.process_time_ns() - tmr
results["train_time"] = train_time
print("debug - start testing")
true_map = LTMap.LiteTuxMap(1, 1)
for lvlfile in test_set:
s = prefix + "," + str(train_time) + "," + lvlfile + "," + str(
epochs) + ","
lvl_chunks = model.build_slice_set([lvlfile], True)
true_map.load(lvlfile)
predicted_map = LTMap.LiteTuxMap(true_map.width, true_map.height)
model.decode_slice(lvl_chunks[0], predicted_map, 0)
for i in range(lvl_chunks.shape[0] - 1):
slc = model.predict(lvl_chunks[i])
model.decode_slice(slc[0], predicted_map, (i + 1) * model.cols)
print(predicted_map.to_vertical_string())
test = FullTileTesting.MapTest(true_map, predicted_map)
s += str(test.get_total_tile_errors()) + ","
#s+= str(predicted_map.width*predicted_map.height) + ","
s += str(test.get_average_tile_hamming_error()) + ","
s += str(test.get_average_distance_error()) + ","
s += str(true_map.width * true_map.height)
results["errors"].append(test.get_total_tile_errors())
results["tiles"].append(true_map.width * true_map.height)
print(s)
if filename is not None:
with open(filename, "a") as f:
f.write(s)
f.write("\n")
return results
def predict_map(self, lvl):
x,y = self.map_to_training_set(lvl)
predicted_map = LTMap.LiteTuxMap(lvl.width, lvl.height)
for i in range(self.memory_size):
predicted_map.set_tile(i//lvl.height,i%lvl.height, lvl.get_tile(i//lvl.height,i%lvl.height))
offset = self.memory_size
for i in range(x.shape[0]):
pred = model.predict(x[i:i+1, :, :])
predicted_map.set_tile(offset // lvl.height, offset % lvl.height, self.prediction_to_tile(pred))
offset += 1
return predicted_map
def test_same_map_comparison(self):
lvl1 = LTMap.LiteTuxMap(4, 4)
lvl1.from_json_string(SMALL_TEST_MAP)
mt = FullTileTesting.MapTest(lvl1, lvl1)
self.assertEqual(mt.get_total_tile_errors(), 0)
self.assertEqual(mt.get_total_hamming_error(), 0)
self.assertEqual(mt.get_average_tile_hamming_error(), 0)
self.assertEqual(mt.hamming_errors_to_string(),
"0000\n0000\n0000\n0000\n")
self.assertEqual(mt.get_total_distance_error(), 0)
self.assertEqual(mt.get_average_distance_error(), 0)
self.assertEqual(mt.distance_errors_to_string(),
"0 0 0 0 \n0 0 0 0 \n0 0 0 0 \n0 0 0 0 \n")
def convertVGLCMario(level_name):
f = open(level_name, "r")
raw_level = f.readlines()
f.close()
ltm = LTMap.LiteTuxMap(len(raw_level[0])-1, len(raw_level))
for r in range(len(raw_level)):
s = raw_level[r]
for c in range(len(s)-1):
tid = MARIO_LT_MAPPING.get(s[c])
if tid is None:
tid = 16
ltm.set_tile(c,r, tid)
#print(s)
return ltm
def test_one_hot_encode():
ohe = OneHotEncoder(4, 4)
lvl = LTMap.LiteTuxMap(4, 4)
lvl.from_json_string(SMALL_TEST_MAP)
slc = ohe.encode_slice(lvl, 0)
i = 0
for r in range(4):
for c in range(4):
print(c, ",", r, end=': ')
for b in range(16):
print(slc[i], end=" ")
i += 1
print()
def __init__(self, map_1, map_2, tile_bits=4):
self.map_1 = map_1
self.map_2 = map_2
self.hamming = LTMap.LiteTuxMap(map_1.width, map_1.height)
self.distances = LTMap.LiteTuxMap(map_1.width, map_1.height)
self.total_tile_errors = 0
self.total_hamming_error = 0
self.total_distance_error = 0
for c in range(self.map_1.width):
for r in range(self.map_1.height):
t1 = map_1.get_tile(c, r)
t2 = map_2.get_tile(c, r)
ham: int = 0
mask = 1
self.total_distance_error += abs(t1 - t2)
self.distances.set_tile(c, r, abs(t1 - t2))
for b in range(tile_bits):
if (t1 & mask) != (t2 & mask):
ham += 1
mask *= 2
self.hamming.set_tile(c, r, ham)
if ham > 0:
self.total_tile_errors += 1
self.total_hamming_error += ham
def generate_map(self, cols, seedmap):
tiles_in_map = seedmap.height * cols
x,y = self.map_to_training_set(seedmap)
predicted_map = LTMap.LiteTuxMap(cols, seedmap.height)
for i in range(self.memory_size):
predicted_map.set_tile(i//seedmap.height,i%seedmap.height,
seedmap.get_tile(i//seedmap.height,i%seedmap.height))
p = x[0:1, :, :]
for i in range(self.memory_size, tiles_in_map):
pred = model.predict(p)
tid = self.generate_noisy_tile(pred)
predicted_map.set_tile(i // seedmap.height, i % seedmap.height, tid)
p = np.roll(p,-16)
for b in range(16):
p[0,self.memory_size-1,b] = 1 if b == tid else 0
return predicted_map
def build_map(self, cols, noise=.1, clean=True):
# TODO handle None start slice
predicted_map = LTMap.LiteTuxMap(cols, self.model.rows)
prediction = self.model.predict(self.start_slice)
cur_col = 0
while (cur_col < cols):
#print(self.tester.compare_env_encoding_to_col_string(prediction[0], prediction[0], int(prediction.shape[1]//self.cols_in_slice)))
for i in range(prediction.shape[1]):
if random.random() < noise:
prediction[0, i] = 1 if prediction[0, 1] < .5 else 0
prediction = self.model.predict(prediction)
if clean:
prediction = self.cleaner.predict(prediction)
self.model.decode_slice(prediction[0], predicted_map, cur_col)
cur_col += self.cols_in_slice
print(predicted_map.to_vertical_string())
def build_slice_set(self, file_list, chunks=False):
slice_set = None
ltm = LTMap.LiteTuxMap(1, 1)
step_size = self.cols if chunks else 1
for filename in file_list:
print("processing ", filename)
ltm.load(filename)
end_col = ltm.width - self.cols
for c in range(0, end_col, step_size):
if slice_set is None:
slice_set = np.reshape(self.encode_slice(ltm, c),
(1, self.in_nodes))
else:
slice_set = np.vstack([
slice_set,
np.reshape(self.encode_slice(ltm, c),
(1, self.in_nodes))
])
return slice_set
def test_frequency_report(self):
test_map = LTMap.LiteTuxMap(1, 1)
test_map.from_json_string(self.TEST_MAP)
tile_freq = LTMap.LiteTuxFrequencyMetrics(test_map)
tile_freq.generate_report()
def load_map_file_as_training_set(self, filename):
lvl = LTMap.LiteTuxMap()
lvl.load(filename)
self.log(lvl.to_vertical_string())
return self.map_to_training_set(lvl)
def test_group_frequency(self):
test_map = LTMap.LiteTuxMap(1, 1)
test_map.from_json_string(self.TEST_MAP)
tile_freq = LTMap.TileFrequencyMetric(test_map, 16)
self.assertEqual(tile_freq.get_tile_group_count([1, 7, 10]), 18)
self.assertEqual(tile_freq.get_tile_group_percentage([1, 7, 10]), .15)
p = np.roll(p,-16)
for b in range(16):
p[0,self.memory_size-1,b] = 1 if b == tid else 0
return predicted_map
test = LiteTuxOHE(verbose=True)
#build model if we don't have one saved
gpu_devices = tf.config.experimental.list_physical_devices('GPU')
for device in gpu_devices: tf.config.experimental.set_memory_growth(device, True)
#model = test.build_simple_model()
model = test.build_deep_model()
if os.path.isfile("ohe_lstm.h5"):
model = keras.models.load_model("ohe_lstm.h5")
test.model = model
else :
x, y = test.load_map_file_as_training_set("../litetux/levels/mario1-1.json")
model.fit(x,y,epochs=50,batch_size=1)
model.save("ohe_lstm.h5")
test.log("saved model")
test_map = LTMap.LiteTuxMap()
test_map.load("../litetux/levels/mario1-1.json")
#pred_map = test.predict_map(test_map)
pred_map = test.generate_map(150,test_map)
print(pred_map.to_vertical_string())
'''
for slc in range(x.shape[0]):
pred = model.predict(x[slc:slc+1, :, :])
print(slc, test.prediction_to_tile(y[slc:slc+1,:]), test.prediction_to_tile(pred))
'''