Room.ik = { }
Room.ik.keyboard_to_bone = {}
--
-- keyboard --> bone
--
Room.ik.keyboard_to_bone[string.byte('1')] = "Bone_LBackFootB"
Room.ik.keyboard_to_bone[string.byte('2')] = "Bone_RBackFootB"
Room.ik.keyboard_to_bone[string.byte('3')] = "Bone_LFrontFootB"
Room.ik.keyboard_to_bone[string.byte('4')] = "Bone_RFrontFootB"
Room.ik.keyboard_to_bone[string.byte('5')] = "Bone_TailD"
Room.ik.keyboard_to_bone[string.byte('6')] = "Bone_MouthB"
Room.ik.keyboard_to_bone[string.byte('7')] = "Bone_HeadEnd"
Room.ik.look_at = {
-- enable/disable
on = true,
-- where to look
target = {
x = 0,
y = 0,
z = 0,
},
-- bone connector
--bone = "Bip01 Head",
--bone = "Bip01 TailNub",
--bone = "Bone_MouthB",
bone = "Bone_tailD",
-- local pose tweak
tweak = {
axis = {
x = 0,
y = 1,
z = 0,
},
angle = 45,
},
-- inverse kinematics
link_count = 2,
iteration_count = 12,
}
function Room.OnKeyHit(self, key)
if Room.ik.keyboard_to_bone[key] then
Room.ik.look_at.bone = Room.ik.keyboard_to_bone[key]
elseif (key == string.byte(']')) then
Room.ik.look_at.link_count =
Room.ik.look_at.link_count + 1
elseif (key == string.byte('[')) then
if Room.ik.look_at.link_count != 0 then
Room.ik.look_at.link_count =
Room.ik.look_at.link_count - 1
end
elseif (key == string.byte('.')) then
Room.ik.look_at.iteration_count =
Room.ik.look_at.iteration_count + 1
elseif (key == string.byte(',')) then
if Room.ik.look_at.iteration_count != 0 then
Room.ik.look_at.iteration_count =
Room.ik.look_at.iteration_count - 1
end
end
end
function Room.NormalizedMouse(x, y)
local w = Room:GetWidth()
local h = Room:GetHeight()
-- centered screen coordinates
local u_x = (x - w/2)
local u_y = (y - h/2)
local u_length = math.sqrt(u_x*u_x + u_y*u_y)
-- centered, normalized coordinates
u_x = u_x/u_length
u_y = u_y/u_length
u_length = u_length/(0.5*math.sqrt(w*w + h*h))
return u_x, u_y, u_length
end
function Room.OnMouseMove(this,x,y)
--local pet_x, pet_y, pet_z = pet:GetPosition()
local pet_x, pet_y, pet_z = 0, 0, 0
local u_x, u_y, u_length = Room.NormalizedMouse(x,y)
local look_offset_x, look_offset_y, look_offset_z = 0, -100, 0
local look_scale = 100
Room.ik.look_at.target.x = pet_x + look_offset_x - look_scale*u_x
Room.ik.look_at.target.y = pet_y + look_offset_y
Room.ik.look_at.target.z = pet_z + look_offset_z - look_scale*u_y
--[[
LogInfo(" x"..Room.ik.look_at.target.x..
" y"..Room.ik.look_at.target.y..
" z"..Room.ik.look_at.target.z)
--]]
end
function Room.OnStartRoom(self)
Room.m_cMainLight = CxLight()
Room.m_cMainLight:SetType(LIGHT_POINT)
Room.m_cMainLight:SetDiffuse(255, 255, 255, 255)
Room.m_cMainLight:SetAttenuation0(0.1)
Room.m_cMainLight:SetPosition(0, 300, 0)
Room.m_cMainLight:SetDirection(0.0, -1.0, 0.0)
Room.m_cMainLight:SetRange(900.0)
-- Attach to Scene
Room.m_cSceneManager:AddLight(Room.m_cMainLight)
end
function Room.OnStopRoom(self)
Room.m_cSceneManager:RemoveLight(Room.m_cMainLight)
Room.m_cMainLight = nil
end
