mirror of
https://github.com/KrisKennaway/ii-vision.git
synced 2024-12-21 20:29:21 +00:00
494503aa88
(3-pixel) sequences that may be modified when storing bytes to the DHGR display. This relies on producing an efficient linear representation of the DHGR framebuffer in terms of a packed 28-bit representation of (Aux, Main, Aux, Main) screen bytes.
100 lines
3.2 KiB
Python
100 lines
3.2 KiB
Python
import unittest
|
|
|
|
from colours import DHGRColours
|
|
import make_data_tables
|
|
|
|
|
|
class TestMakeDataTables(unittest.TestCase):
|
|
def test_pixel_string(self):
|
|
pixels = (DHGRColours.BLACK, DHGRColours.WHITE, DHGRColours.ORANGE)
|
|
self.assertEqual("0FC", make_data_tables.pixel_string(pixels))
|
|
|
|
def test_pixels_influenced_by_byte_index(self):
|
|
pixels = (
|
|
DHGRColours.ORANGE,
|
|
DHGRColours.GREEN,
|
|
DHGRColours.BLACK,
|
|
DHGRColours.BLACK,
|
|
DHGRColours.BLACK,
|
|
DHGRColours.BLACK,
|
|
DHGRColours.BLACK,
|
|
)
|
|
self.assertEqual(
|
|
(DHGRColours.ORANGE, DHGRColours.GREEN),
|
|
make_data_tables.pixels_influenced_by_byte_index(pixels, 0)
|
|
)
|
|
|
|
pixels = (
|
|
DHGRColours.BLACK,
|
|
DHGRColours.BROWN,
|
|
DHGRColours.YELLOW,
|
|
DHGRColours.GREY1,
|
|
DHGRColours.BLACK,
|
|
DHGRColours.BLACK,
|
|
DHGRColours.BLACK,
|
|
)
|
|
self.assertEqual(
|
|
(DHGRColours.BROWN, DHGRColours.YELLOW, DHGRColours.GREY1),
|
|
make_data_tables.pixels_influenced_by_byte_index(pixels, 1)
|
|
)
|
|
|
|
def test_int28_to_pixels(self):
|
|
self.assertEqual(
|
|
(
|
|
DHGRColours.BLACK,
|
|
DHGRColours.BLACK,
|
|
DHGRColours.YELLOW,
|
|
DHGRColours.BLACK,
|
|
DHGRColours.BLACK,
|
|
DHGRColours.BLACK,
|
|
DHGRColours.BLACK,
|
|
),
|
|
tuple(
|
|
make_data_tables.int28_to_pixels(
|
|
0b00000000000000000000111000000000)
|
|
)
|
|
)
|
|
|
|
self.assertEqual(
|
|
(
|
|
DHGRColours.BLACK,
|
|
DHGRColours.WHITE,
|
|
DHGRColours.BLACK,
|
|
DHGRColours.WHITE,
|
|
DHGRColours.BLACK,
|
|
DHGRColours.WHITE,
|
|
DHGRColours.BLACK,
|
|
),
|
|
tuple(
|
|
make_data_tables.int28_to_pixels(
|
|
0b0000111100001111000011110000)
|
|
)
|
|
)
|
|
|
|
def test_map_to_mask32(self):
|
|
byte_mask32 = [
|
|
# 33222222222211111111110000000000 <- bit pos in uint32
|
|
# 10987654321098765432109876543210
|
|
# 0000GGGGFFFFEEEEDDDDCCCCBBBBAAAA <- pixel A..G
|
|
# 3210321032103210321032103210 <- bit pos in A..G pixel
|
|
0b00000000000000000000000011111111, # byte 0 influences A,B
|
|
0b00000000000000001111111111110000, # byte 1 influences B,C,D
|
|
0b00000000111111111111000000000000, # byte 2 influences D,E,F
|
|
0b00001111111100000000000000000000, # byte 3 influences F,G
|
|
]
|
|
int8_max = 2 ** 8 - 1
|
|
int12_max = 2 ** 12 - 1
|
|
|
|
self.assertEqual(
|
|
make_data_tables.map_int8_to_mask32_0(int8_max), byte_mask32[0])
|
|
self.assertEqual(
|
|
make_data_tables.map_int12_to_mask32_1(int12_max), byte_mask32[1])
|
|
self.assertEqual(
|
|
make_data_tables.map_int12_to_mask32_2(int12_max), byte_mask32[2])
|
|
self.assertEqual(
|
|
make_data_tables.map_int8_to_mask32_3(int8_max), byte_mask32[3])
|
|
|
|
|
|
if __name__ == '__main__':
|
|
unittest.main()
|