class Game(Widget):
'''Game renderer'''
REPLACE_CURSOR = False
def __init__(self, **kwargs):
self.canvas = RenderContext(use_parent_modelview=True,
use_parent_projection=True)
self.canvas.shader.source = resource_find('game.glsl')
Widget.__init__(self, **kwargs)
self.blending_is_broken = blending_is_broken()
self.tex, self.tex_uv = load_tex_uv('a.atlas')
update_tex_uv(self.tex_uv)
self.root_note = NOTES[0]
self.scale_class = SCALES[0]
self.scale = self.scale_class(self.root_note)
self.tuning = TUNING_DEFAULT
self.build(False)
from kivy.core.window import Window
global g_window
g_window = Window
def build(self, updating=True):
fretboard = build_fretboard(self.scale, self.tuning)
if Game.REPLACE_CURSOR:
self.begin_cursor = len(fretboard) * VERTEX_SIZE * 4
fretboard += [Quad(x=0, y=0, size=1, tex='cursor')]
self.indices = []
ix = self.indices.extend
for c in range(0, len(fretboard) << 2, 4):
ix((c, c + 1, c + 2, c + 2, c + 3, c))
self.vertices = []
vx = self.vertices.extend
self.animate = set()
for i, o in enumerate(fretboard):
uv = self.tex_uv[o[3]]
vx((
o[0], o[1], o[2], -uv[4], -uv[5], uv[0], uv[1],
o[0], o[1], o[2], uv[4], -uv[5], uv[2], uv[1],
o[0], o[1], o[2], uv[4], uv[5], uv[2], uv[3],
o[0], o[1], o[2], -uv[4], uv[5], uv[0], uv[3],
))
if o[2] < 1:
self.animate.add(i)
if updating:
self.set_updating()
self.update_heading()
def set_updating(self):
Clock.unschedule(self.update_glsl)
Clock.schedule_interval(self.update_glsl, 60 ** -1)
on_start = set_updating
def update_glsl(self, nap):
'''
https://github.com/kivy/kivy/issues/2178
if Game.REPLACE_CURSOR:
cur_x, cur_y = g_window.mouse_pos
cur_x += CURSOR_OFFSET_X
cur_y += CURSOR_OFFSET_Y
for c in (self.begin_cursor,
self.begin_cursor + VERTEX_SIZE,
self.begin_cursor + VERTEX_SIZE * 2,
self.begin_cursor + VERTEX_SIZE * 3):
self.vertices[c] = cur_x
self.vertices[c + 1] = cur_y
'''
if self.animate:
for i in self.animate.copy():
idx = i * VERTEX_SIZE * 4 + 2
val = self.vertices[idx] * (nap * 25 + 1)
if val >= 1:
val = 1
self.animate.remove(i)
for c in (idx,
idx + VERTEX_SIZE,
idx + VERTEX_SIZE * 2,
idx + VERTEX_SIZE * 3):
self.vertices[c] = val
if not self.animate and not Game.REPLACE_CURSOR:
Clock.unschedule(self.update_glsl)
self.canvas.clear()
if self.blending_is_broken:
self.canvas.before.add(select_blend_func)
self.canvas.after.add(reset_blend_func)
self.canvas.add(Mesh(indices=self.indices, vertices=self.vertices,
fmt=VERTEX_FORMAT, mode='triangles',
texture=self.tex))
def set_root_note(self, root_note):
self.root_note = root_note
self.scale = self.scale_class(self.root_note)
self.build()
def set_scale_class(self, scale_class):
self.scale_class = scale_class
self.scale = self.scale_class(self.root_note)
self.build()
def set_tuning(self, tuning):
self.tuning = tuning
self.build()
_heading = None
def update_heading(self):
if self._heading:
self._heading.text = u'%s \u2013 %s tuning' % (unicode(self.scale),
self.tuning['name'])
set_animooted = lambda self, val: set_ani(val)
def draw_top(self, canvas: RenderContext):
canvas.add(self.top_group)
def draw(self, canvas: RenderContext):
canvas.add(self.color)
canvas.add(self.rect)
canvas.add(Color(1, 1, 1, 1))
def draw(self, canvas: RenderContext):
for row in self.terrain_instructions:
for terrain in row:
terrain.draw(canvas)
canvas.add(self.world_group)
class Game(Widget):
'''Game renderer'''
REPLACE_CURSOR = False
def __init__(self, **kwargs):
self.canvas = RenderContext(use_parent_modelview=True,
use_parent_projection=True)
self.canvas.shader.source = resource_find('game.glsl')
Widget.__init__(self, **kwargs)
self.blending_is_broken = blending_is_broken()
self.tex, self.tex_uv = load_tex_uv('a.atlas')
update_tex_uv(self.tex_uv)
self.root_note = NOTES[0]
self.scale_class = SCALES[0]
self.scale = self.scale_class(self.root_note)
self.tuning = TUNING_DEFAULT
self.build(False)
from kivy.core.window import Window
global g_window
g_window = Window
def build(self, updating=True):
fretboard = build_fretboard(self.scale, self.tuning)
if Game.REPLACE_CURSOR:
self.begin_cursor = len(fretboard) * VERTEX_SIZE * 4
fretboard += [Quad(x=0, y=0, size=1, tex='cursor')]
self.indices = []
ix = self.indices.extend
for c in range(0, len(fretboard) << 2, 4):
ix((c, c + 1, c + 2, c + 2, c + 3, c))
self.vertices = []
vx = self.vertices.extend
self.animate = set()
for i, o in enumerate(fretboard):
uv = self.tex_uv[o[3]]
vx((
o[0],
o[1],
o[2],
-uv[4],
-uv[5],
uv[0],
uv[1],
o[0],
o[1],
o[2],
uv[4],
-uv[5],
uv[2],
uv[1],
o[0],
o[1],
o[2],
uv[4],
uv[5],
uv[2],
uv[3],
o[0],
o[1],
o[2],
-uv[4],
uv[5],
uv[0],
uv[3],
))
if o[2] < 1:
self.animate.add(i)
if updating:
self.set_updating()
self.update_heading()
def set_updating(self):
Clock.unschedule(self.update_glsl)
Clock.schedule_interval(self.update_glsl, 60**-1)
on_start = set_updating
def update_glsl(self, nap):
'''
https://github.com/kivy/kivy/issues/2178
if Game.REPLACE_CURSOR:
cur_x, cur_y = g_window.mouse_pos
cur_x += CURSOR_OFFSET_X
cur_y += CURSOR_OFFSET_Y
for c in (self.begin_cursor,
self.begin_cursor + VERTEX_SIZE,
self.begin_cursor + VERTEX_SIZE * 2,
self.begin_cursor + VERTEX_SIZE * 3):
self.vertices[c] = cur_x
self.vertices[c + 1] = cur_y
'''
if self.animate:
for i in self.animate.copy():
idx = i * VERTEX_SIZE * 4 + 2
val = self.vertices[idx] * (nap * 25 + 1)
if val >= 1:
val = 1
self.animate.remove(i)
for c in (idx, idx + VERTEX_SIZE, idx + VERTEX_SIZE * 2,
idx + VERTEX_SIZE * 3):
self.vertices[c] = val
if not self.animate and not Game.REPLACE_CURSOR:
Clock.unschedule(self.update_glsl)
self.canvas.clear()
if self.blending_is_broken:
self.canvas.before.add(select_blend_func)
self.canvas.after.add(reset_blend_func)
self.canvas.add(
Mesh(indices=self.indices,
vertices=self.vertices,
fmt=VERTEX_FORMAT,
mode='triangles',
texture=self.tex))
def set_root_note(self, root_note):
self.root_note = root_note
self.scale = self.scale_class(self.root_note)
self.build()
def set_scale_class(self, scale_class):
self.scale_class = scale_class
self.scale = self.scale_class(self.root_note)
self.build()
def set_tuning(self, tuning):
self.tuning = tuning
self.build()
_heading = None
def update_heading(self):
if self._heading:
self._heading.text = u'%s \u2013 %s tuning' % (unicode(
self.scale), self.tuning['name'])
set_animooted = lambda self, val: set_ani(val)
