def resize(self, gl, screen_width, screen_height):
self.width = screen_width
self.height = screen_height
# If the search target is within this radius of the center of the screen, the user is
# considered to have "found" it.
#float searchTargetRadius = Math.min(screenWidth, screenHeight) - 20;
#mSearchHelper.setTargetFocusRadius(searchTargetRadius);
#mSearchHelper.resize(screenWidth, screenHeight);
#mSearchArrow.resize(gl, screenWidth, screenHeight, searchTargetRadius);
#mCrosshair.resize(gl, screenWidth, screenHeight);
self.dark_quad = ColoredQuad(0, 0, 0, 0.6,
0, 0, 0,
screen_width, 0, 0,
0, screen_height, 0)
class OverlayManager(RendererObjectManager):
'''
Manages the various overlay classes.
'''
must_update_transformed_orientation = True
searching = False
def reload(self, gl, full_reload):
pass
#mSearchArrow.reloadTextures(gl, res, textureManager());
#mCrosshair.reloadTextures(gl, res, textureManager());
def resize(self, gl, screen_width, screen_height):
self.width = screen_width
self.height = screen_height
# If the search target is within this radius of the center of the screen, the user is
# considered to have "found" it.
#float searchTargetRadius = Math.min(screenWidth, screenHeight) - 20;
#mSearchHelper.setTargetFocusRadius(searchTargetRadius);
#mSearchHelper.resize(screenWidth, screenHeight);
#mSearchArrow.resize(gl, screenWidth, screenHeight, searchTargetRadius);
#mCrosshair.resize(gl, screenWidth, screenHeight);
self.dark_quad = ColoredQuad(0, 0, 0, 0.6,
0, 0, 0,
screen_width, 0, 0,
0, screen_height, 0)
def set_view_orientation(self, look_dir, up_dir):
self.look_dir = look_dir.copy()
self.up_dir = up_dir.copy()
self.must_update_transformed_orientation = True
def draw_internal(self, gl):
self.update_transformed_orientation_if_necessary()
self.set_up_matrices(gl)
if self.searching:
#mSearchHelper.setTransform(getRenderState().getTransformToDeviceMatrix());
#mSearchHelper.checkState();
#transitionFactor = mSearchHelper.getTransitionFactor();
# Darken the background.
self.dark_quad.draw(gl)
# Draw the crosshair.
#mCrosshair.draw(gl, mSearchHelper, getRenderState().getNightVisionMode());
# Draw the search arrow.
#mSearchArrow.draw(gl, mTransformedLookDir, mTransformedUpDir, mSearchHelper,
# getRenderState().getNightVisionMode())
self.restore_matrices(gl)
def set_view_up_direction(self, viewer_up):
if abs(viewer_up.y) < 0.999:
cp = cross_product(viewer_up, Vector3(0, 0, 0))
cp = normalized(cp)
self.geo_to_viewer_transform = create_rotation(math.acos(viewer_up.y), cp)
else:
self.geo_to_viewer_transform = create_identity()
self.must_update_transformed_orientation = True
def enable_search_overlay(self):
raise NotImplementedError("Not done yet")
def disable_search_overlay(self):
raise NotImplementedError("Not done yet")
def set_up_matrices(self, gl):
# Save the matrix values.
gl.glMatrixMode(gl.GL_PROJECTION)
gl.glPushMatrix()
gl.glLoadIdentity()
gl.glMatrixMode(gl.GL_MODELVIEW);
gl.glPushMatrix()
left = self.width / 2.0
bottom = self.height / 2.0
gl.glLoadIdentity()
gluOrtho2D(left, -left, bottom, -bottom)
def restore_matrices(self, gl):
# Restore the matrices.
gl.glMatrixMode(gl.GL_PROJECTION)
gl.glPopMatrix()
gl.glMatrixMode(gl.GL_MODELVIEW)
gl.glPopMatrix()
def update_transformed_orientation_if_necessary(self):
if self.must_update_transformed_orientation and self.searching:
self.transformed_look_dir = \
multiply_MV(self.geo_to_viewer_transform, self.look_dir)
self.transformed_up_dir = \
multiply_MV(self.geo_to_viewer_transform, self.up_dir)
self.must_update_transformed_orientation = False
def __init__(self, layer_id, new_texture_manager):
'''
Constructor
'''
RendererObjectManager.__init__(self, layer_id, new_texture_manager)
self.width = 2
self.height = 2
self.geo_to_viewer_transform = create_identity()
self.look_dir = Vector3(0, 0, 0)
self.up_dir = Vector3(0, 1, 0)
self.transformed_look_dir = Vector3(0, 0, 0)
self.transformed_up_dir = Vector3(0, 1, 0)
#search_helper = SearchHelper()
self.dark_quad = None
#self.search_arrow = SearchArrow()
#crosshair = CrosshairOverlay()
