def create(ship_position=(0, 0, 0)):
"""Create a HexShip entity."""
# Initialize OGRE graphical representation.
ship_id = entitysystem.create_entity()
logging.debug("HexShip id: " + str(ship_id) + " pos: (" +
str(ship_position[0]) + ", " +
str(ship_position[1]) + ", " +
str(ship_position[2]) + ")"
)
ogre_entity = application.ogre_scene_manager.createEntity(
'ogreEntity-' + str(ship_id), 'HexCell.mesh')
ogre_node = application.ogre_root_node.createChildSceneNode(
'ogreNode-' + str(ship_id))
ogre_node.attachObject(ogre_entity)
ogre_entity.setCastShadows(True)
ogre_node.setScale(ogre.Vector3(1.0, 1.0, 1.0))
entitysystem.add_component( ship_id,
entitysystem.ComponentTypes.Graphics,
ogre_node)
# Initialize physics.
collision_object = OgreBulletUtils.CollisionObject(application.bullet_world)
collision_object.setShape(OgreBulletUtils.MeshInfo.createCylinderShape(
ogre_entity,
OgreBulletUtils.BulletShapes.CYLINDERZ))
collision_object.setTransform(bullet.btVector3( ship_position[0],
ship_position[1],
ship_position[2]))
collision_object.setMass(1.0)
collision_object.setInertia(bullet.btVector3(0.0, 0.0, 0.0))
collision_object.setMotion(ogre_entity.getParentSceneNode())
entitysystem.add_component( ship_id,
entitysystem.ComponentTypes.Physics,
collision_object)
def create(ship_position=(0, 0, 0)):
"""Create a HexShip entity."""
# Initialize OGRE graphical representation.
ship_id = entitysystem.create_entity()
logging.debug("HexShip id: " + str(ship_id) + " pos: (" +
str(ship_position[0]) + ", " + str(ship_position[1]) + ", " +
str(ship_position[2]) + ")")
ogre_entity = application.ogre_scene_manager.createEntity(
'ogreEntity-' + str(ship_id), 'HexCell.mesh')
ogre_node = application.ogre_root_node.createChildSceneNode('ogreNode-' +
str(ship_id))
ogre_node.attachObject(ogre_entity)
ogre_entity.setCastShadows(True)
ogre_node.setScale(ogre.Vector3(1.0, 1.0, 1.0))
entitysystem.add_component(ship_id, entitysystem.ComponentTypes.Graphics,
ogre_node)
# Initialize physics.
collision_object = OgreBulletUtils.CollisionObject(
application.bullet_world)
collision_object.setShape(
OgreBulletUtils.MeshInfo.createCylinderShape(
ogre_entity, OgreBulletUtils.BulletShapes.CYLINDERZ))
collision_object.setTransform(
bullet.btVector3(ship_position[0], ship_position[1], ship_position[2]))
collision_object.setMass(1.0)
collision_object.setInertia(bullet.btVector3(0.0, 0.0, 0.0))
collision_object.setMotion(ogre_entity.getParentSceneNode())
entitysystem.add_component(ship_id, entitysystem.ComponentTypes.Physics,
collision_object)
def create():
"""Create a procedural Terrain entity."""
terrain_id = entitysystem.create_entity()
logging.debug('Terrain id: ' + str(terrain_id))
# Map the terrain onto an Ogre mesh
width = height = 100
offsetX = width / 2.0
offsetY = height / 2.0
terrain_object = ogre.ManualObject('Manual-' + str(terrain_id))
terrain_object.estimateVertexCount(width * height)
terrain_object.estimateIndexCount(width * height)
# Generate heights and input the indices into OGRE.
terrain_object.begin(
"Terrain_Azul",
ogre.RenderOperation.OT_TRIANGLE_LIST
)
for row in range(height):
for column in range(width):
terrain_height = simplexnoise.scaled_octave_noise_2d(
3, 0.3, 0.05, # Noise settings
-20, 0, # Height range
column - offsetX,
row - offsetY
)
terrain_object.position(
column - offsetX, # x
terrain_height, # y
row - offsetY # z
)
#XXX: these normals are fake and will break lighting
terrain_object.normal(0, 1, 0)
terrain_object.colour(
abs(terrain_height/20),
abs(terrain_height/20),
abs(terrain_height/20),
1
)
# Build a mesh of vertices.
vertexID = 0
for strip in range(height - 1):
for quad in range(width - 1):
terrain_object.quad(vertexID, # top-left
vertexID + width, # bottom-left
vertexID + width + 1, # bottom-right
vertexID + 1 # top-right
)
vertexID += 1
vertexID += 1
terrain_object.end()
# Attach mesh to OGRE scene.
terrain_object.convertToMesh('Mesh-' + str(terrain_id))
ogre_entity = application.ogre_scene_manager.createEntity(
'ogreEntity-' + str(terrain_id),
'Mesh-' + str(terrain_id)
)
ogre_node = application.ogre_root_node.createChildSceneNode(
'ogreNode-' + str(terrain_id))
ogre_node.attachObject(ogre_entity)
ogre_entity.setCastShadows(False)
entitysystem.add_component( terrain_id,
entitysystem.ComponentTypes.Graphics,
ogre_node)
# Setup terrain collisions.
collision_object = OgreBulletUtils.CollisionObject(application.bullet_world)
triangle_mesh, collision_shape = OgreBulletUtils.MeshInfo.createTriMeshShape(ogre_entity)
collision_object.setShape(collision_shape)
collision_object.setMotion(None)
entitysystem.add_component( terrain_id,
entitysystem.ComponentTypes.Physics,
(collision_object, triangle_mesh))
def create():
"""Create a procedural Terrain entity."""
terrain_id = entitysystem.create_entity()
logging.debug('Terrain id: ' + str(terrain_id))
# Map the terrain onto an Ogre mesh
width = height = 100
offsetX = width / 2.0
offsetY = height / 2.0
terrain_object = ogre.ManualObject('Manual-' + str(terrain_id))
terrain_object.estimateVertexCount(width * height)
terrain_object.estimateIndexCount(width * height)
# Generate heights and input the indices into OGRE.
terrain_object.begin("Terrain_Azul", ogre.RenderOperation.OT_TRIANGLE_LIST)
for row in range(height):
for column in range(width):
terrain_height = simplexnoise.scaled_octave_noise_2d(
3,
0.3,
0.05, # Noise settings
-20,
0, # Height range
column - offsetX,
row - offsetY)
terrain_object.position(
column - offsetX, # x
terrain_height, # y
row - offsetY # z
)
#XXX: these normals are fake and will break lighting
terrain_object.normal(0, 1, 0)
terrain_object.colour(abs(terrain_height / 20),
abs(terrain_height / 20),
abs(terrain_height / 20), 1)
# Build a mesh of vertices.
vertexID = 0
for strip in range(height - 1):
for quad in range(width - 1):
terrain_object.quad(
vertexID, # top-left
vertexID + width, # bottom-left
vertexID + width + 1, # bottom-right
vertexID + 1 # top-right
)
vertexID += 1
vertexID += 1
terrain_object.end()
# Attach mesh to OGRE scene.
terrain_object.convertToMesh('Mesh-' + str(terrain_id))
ogre_entity = application.ogre_scene_manager.createEntity(
'ogreEntity-' + str(terrain_id), 'Mesh-' + str(terrain_id))
ogre_node = application.ogre_root_node.createChildSceneNode(
'ogreNode-' + str(terrain_id))
ogre_node.attachObject(ogre_entity)
ogre_entity.setCastShadows(False)
entitysystem.add_component(terrain_id,
entitysystem.ComponentTypes.Graphics, ogre_node)
# Setup terrain collisions.
collision_object = OgreBulletUtils.CollisionObject(
application.bullet_world)
triangle_mesh, collision_shape = OgreBulletUtils.MeshInfo.createTriMeshShape(
ogre_entity)
collision_object.setShape(collision_shape)
collision_object.setMotion(None)
entitysystem.add_component(terrain_id, entitysystem.ComponentTypes.Physics,
(collision_object, triangle_mesh))
