def draw_construction_interface():
# snap to nearest grid position
mouse = inverse_adjust_for_cam( # TODO: this offset is wrong when rotated
MOUSE + Vec2d(BLOCK_SIZE / 2, BLOCK_SIZE / 2) * SPACE.scale)
if not SPACE.camera_lock():
return
cam = SPACE.camera_lock()._body.position
a = SPACE.camera_lock()._body.angle
_ = (mouse - cam)
_.angle -= a
_ %= Vec2d(BLOCK_SIZE, BLOCK_SIZE)
_.angle += a
mouse -= _
# create a collision object
CONSTRUCTION_BLOCK._body.position = mouse
CONSTRUCTION_BLOCK._body.angle = SPACE.camera_lock()._body.angle
# check if stuff is near it
valid_welds = []
for block in SPACE.camera_lock().construction:
dist = round((block._body.position - mouse).length)
if dist == 0:
valid_welds = []
break
elif dist == BLOCK_SIZE:
valid_welds.append(block)
CONSTRUCTION_BLOCK.valid_welds = valid_welds
# draw it
CONSTRUCTION_BLOCK.draw()
def update(dt):
[b._upkeep() for b in SPACE.controllable_blocks]
# update scale smoothly
SPACE.scale += (SPACE.target_scale - SPACE.scale) * .25
# upkeep on various entities
for p in SPACE.projectiles.copy():
p.upkeep()
for r in SPACE.resources.copy():
r.upkeep()
for e in SPACE.explosions:
e.upkeep()
# Run the simulation
SPACE.step(dt)
# Update the camera's last valid position
if SPACE.camera_lock():
SPACE.last_pos = Vec2d(SPACE.camera_lock()._body.position)
def on_mouse_press(x, y, button, modifiers):
try:
if not SPACE.camera_lock():
return
if not CONSTRUCTION_BLOCK or not CONSTRUCTION_BLOCK.valid_welds:
return
# TODO: any block type
new_block = Block(CONSTRUCTION_BLOCK._body.position)
new_block._body.angle = CONSTRUCTION_BLOCK.valid_welds[0]._body.angle
for block in CONSTRUCTION_BLOCK.valid_welds:
new_block.weld_to(block)
# TODO: link the cockpit as the master block
except Exception as e:
print e
def collide(t1, t2, func):
SPACE.add_collision_handler(COLLISION_TYPES[t1], COLLISION_TYPES[t2],
begin=func)
def on_key_release(symbol, modifiers):
if SPACE.camera_lock():
SPACE.camera_lock().on_key_release(symbol)
def on_key_press(symbol, modifiers):
if SPACE.camera_lock():
SPACE.camera_lock().on_key_press(symbol)