def tick(self, target, t):
if target.vel.m > self.min_vel:
drag = Vector(
a=target.vel.a + math.pi,
m = (0.5) * (target.vel.m ** 2) * self.cons)
if drag.m > target.vel.m:
drag.m = target.vel.m
if drag.m < self.min_drag:
drag.m = self.min_drag
target.apply_force(drag)
elif 0 < target.vel.m < self.min_vel:
target.vel = Vector()
self.orig_tick(t)
def __init__(self):
self.size = Vector(32, 32)
self.outline = pyglet.graphics.vertex_list(4,
('v2f/static', self.size.to('r2f')))
self.highlight = pyglet.graphics.vertex_list_indexed(4,
[0, 1, 2, 0, 2, 3],
('v2f/static', self.size.to('r2f')),
('c3f/static', (0.5, 0.5, 0.5, 0.5, 0.5, 0.5,
0.5, 0.5, 0.5, 0.5, 0.5, 0.5)))
self.active = False
class Tool(object):
"""Base class for a tool in the toolbar."""
def __init__(self):
self.size = Vector(32, 32)
self.outline = pyglet.graphics.vertex_list(4,
('v2f/static', self.size.to('r2f')))
self.highlight = pyglet.graphics.vertex_list_indexed(4,
[0, 1, 2, 0, 2, 3],
('v2f/static', self.size.to('r2f')),
('c3f/static', (0.5, 0.5, 0.5, 0.5, 0.5, 0.5,
0.5, 0.5, 0.5, 0.5, 0.5, 0.5)))
self.active = False
def draw(self):
if self.active:
self.highlight.draw(GL_TRIANGLE_STRIP)
self.outline.draw(GL_LINE_LOOP)
def drawCursor(self):
self
def __init__(self, engine):
self.engine = engine
engine.addDrawer(self, 'hud')
engine.subscribeMouse(self, ['release'])
self.size = Vector(engine.window.width, 32)
self.pos = Vector(0, 0)
#self.tools = [ToolObjectCursor(engine), ToolHand(engine),
# ToolAddPoint(engine), ToolRemovePoint(engine)]
self.tools = [ToolObjectCursor(), ToolVertexCursor()]
self.outline = pyglet.graphics.vertex_list(4,
('v2f/static', self.size.to('r2f')))
class Toolbar(object):
def __init__(self, engine):
self.engine = engine
engine.addDrawer(self, 'hud')
engine.subscribeMouse(self, ['release'])
self.size = Vector(engine.window.width, 32)
self.pos = Vector(0, 0)
#self.tools = [ToolObjectCursor(engine), ToolHand(engine),
# ToolAddPoint(engine), ToolRemovePoint(engine)]
self.tools = [ToolObjectCursor(), ToolVertexCursor()]
self.outline = pyglet.graphics.vertex_list(4,
('v2f/static', self.size.to('r2f')))
def on_mouse_release(self, x, y, button, modifiers):
if 0 <= y <= 32:
idx = x // 32
if 0 <= idx < len(self.tools):
self.activate(idx)
def draw(self):
self.outline.draw(GL_LINE_LOOP)
glPushMatrix()
for tool in self.tools:
tool.draw()
glTranslatef(32, 0, 0)
glPopMatrix()
def activate(self, idx):
"""Activate the tool at `idx`, and deactivate others."""
for i, tool in enumerate(self.tools):
tool.active = (i == idx)
self.active_tool = self.tools[idx]