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March 21, 2017 13:51
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drum_R01.py
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| # coding: utf-8 | |
| #TODO: Adjust size to screen size (iPhone) | |
| #DONE: Adjusted to rect(x * 47, y * 42, 46, 41) | |
| # - decr y * val to accomodate new buttons | |
| #DONE: Clear : added 16th row: column 1 clears data | |
| #DOME: Random: row 16 column 2 uses randint() to generate random data | |
| #TODO: have a random for just column 16 pushed (exc clear button) | |
| #TODO: play/pause buttons | |
| from scene import * | |
| from sound import play_effect, set_volume, load_effect | |
| from colorsys import hsv_to_rgb | |
| import pickle | |
| import ui | |
| import random | |
| class DrumMachine (Scene): | |
| def setup(self): | |
| self.beat = 0.0 | |
| set_volume(5.0) | |
| self.sounds = ['drums:Drums_01', 'drums:Drums_02', 'drums:Drums_03', 'drums:Drums_04', | |
| 'drums:Drums_10', 'drums:Drums_11', 'drums:Drums_16', 'drums:Drums_14'] | |
| for effect in self.sounds: | |
| load_effect(effect) | |
| try: | |
| with open('Drums.data', 'r') as f: | |
| self.grid = pickle.load(f) | |
| except EOFError: | |
| self.grid = [[False for col in xrange(17)] for row in xrange(8)] #17 for extra row, file needs to blank, gone, or corrupted | |
| def draw(self): | |
| background(0,0,0) | |
| last_beat = int(self.beat) | |
| self.beat += 1.0/7.5 | |
| self.beat %= 16 | |
| play = int(self.beat) != last_beat | |
| for y in xrange(17): # rows 17 here shows 17th row | |
| beat_row = int(self.beat) == y | |
| for x in xrange(8): #columns | |
| if self.grid[x][y]: | |
| h = x / 8.0 | |
| r, g, b = hsv_to_rgb(h, 1, 1) | |
| if play and int(self.beat) == y: | |
| play_effect(self.sounds[x]) | |
| if beat_row: | |
| h = x / 8.0 | |
| r, g, b = hsv_to_rgb(h, 1, 1) | |
| fill(r, g, b) | |
| else: | |
| r, g, b = hsv_to_rgb(h, 1, 0.5) | |
| fill(r, g, b) | |
| elif beat_row: | |
| fill(1, 1, 1) | |
| else: | |
| fill(0.50, 0.50, 0.50) | |
| #rect(x * 47, y * 42, 46, 41) | |
| rect(x * 47, y * 38 , 46, 37) | |
| def touch_began(self, touch): | |
| #(x,y)pos of touch | |
| x, y = touch.location.as_tuple() | |
| #identify grid in ({0,7}{0,16}) | |
| x = int(x / 47) | |
| y = int(y / 38)#follows rect above | |
| #update grid colour for grid touched | |
| if y < 17: #17 here allows activate 17 row | |
| self.grid[x][y] = not self.grid[x][y] | |
| if y==16: #Check command line row | |
| if x==0: #clear data locally | |
| self.grid = [[False for col in xrange(17)] for row in xrange(8)] | |
| else: #randomize column x | |
| for col in xrange(17): | |
| self.grid[x][col]=random.choice([0, 0 ,1,0]) # Random choice = less full | |
| #self.grid[x][col]=random.randint(0,1) | |
| def stop(self): | |
| #Update drum.data with current data | |
| with open('Drums.data', 'w') as f: | |
| pickle.dump(self.grid, f) | |
| run(DrumMachine(), PORTRAIT) |
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