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camera
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Add the ability to up or down during a rotation while fixing a fixed looking target. 

While rotating, you can push the up or down keys to do that.
This commit is contained in:
sys4-fr 2018-02-17 22:37:27 +01:00
parent 711a19ecd9
commit af71ac362b
1 changed files with 20 additions and 8 deletions
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28
init.lua
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@ -108,6 +108,7 @@ local camera = {
self.mode = mode self.mode = mode
self.path = {} self.path = {}
self.look_dir_init = player:get_look_dir() self.look_dir_init = player:get_look_dir()
self.speed = 0
end, end,
} }
@ -160,7 +161,8 @@ function camera:on_step(dtime)
local ctrl = self.driver:get_player_control() local ctrl = self.driver:get_player_control()
-- Initialize speed -- Initialize speed
local speed = vector.distance(vector.new(), vel) --local speed = vector.distance(vector.new(), vel)
local speed = self.speed
-- if up, accelerate forward -- if up, accelerate forward
if ctrl.up then if ctrl.up then
@ -197,12 +199,14 @@ function camera:on_step(dtime)
if ctrl.right and params.look_target then if ctrl.right and params.look_target then
params.rotate = true params.rotate = true
params.rotate_speed = math.min((params.rotate_speed or 0.0) + (params.speed_step or 0.1), 0.5) params.rotate_speed = math.min((params.rotate_speed or 0.0) + (params.speed_step or 0.1), 0.5)
speed = 0
end end
-- if left, accelerate rotation to left -- if left, accelerate rotation to left
if ctrl.left and params.look_target then if ctrl.left and params.look_target then
params.rotate = true params.rotate = true
params.rotate_speed = math.max((params.rotate_speed or 0.0) - (params.speed_step or 0.1), -1) params.rotate_speed = math.max((params.rotate_speed or 0.0) - (params.speed_step or 0.1), -1)
speed = 0
end end
-- Set updated velocity -- Set updated velocity
@ -210,17 +214,22 @@ function camera:on_step(dtime)
self.object:setvelocity(vector.multiply(self.driver:get_look_dir(), speed)) self.object:setvelocity(vector.multiply(self.driver:get_look_dir(), speed))
elseif self.mode == 2 then elseif self.mode == 2 then
if params.rotate then if params.rotate then
self.object:setvelocity( local rvelocity = {
vector.multiply( x = self.object:get_velocity().x + math.cos(self.driver:get_look_horizontal()),
{ y = speed,
x = self.object:get_velocity().x + math.cos(self.driver:get_look_horizontal()), z = self.object:get_velocity().z + math.sin(self.driver:get_look_horizontal())
y = 0, }
z = self.object:get_velocity().z + math.sin(self.driver:get_look_horizontal()) local v_rspeed = {
}, params.rotate_speed)) x = params.rotate_speed,
y = 1,
z = params.rotate_speed
}
self.object:setvelocity(vector.multiply(rvelocity, v_rspeed))
else else
self.object:setvelocity(vector.multiply(self.look_dir_init, speed)) self.object:setvelocity(vector.multiply(self.look_dir_init, speed))
end end
end end
self.speed = speed
elseif self.mode == 1 then -- elseif playback mode elseif self.mode == 1 then -- elseif playback mode
-- Get controls -- Get controls
local ctrl = self.driver:get_player_control() local ctrl = self.driver:get_player_control()
@ -342,6 +351,9 @@ minetest.register_chatcommand("camera", {
local mode = tonumber(param2) local mode = tonumber(param2)
if mode == 0 or mode == 2 then if mode == 0 or mode == 2 then
get_player_params(name).mode = mode get_player_params(name).mode = mode
if mode == 0 then
get_player_params(name).look_target = nil
end
return true, "Record mode is set" return true, "Record mode is set"
else return false, "Invalid mode (0: Velocity follow mouse (default), 2: Velocity locked to player first look direction)" else return false, "Invalid mode (0: Velocity follow mouse (default), 2: Velocity locked to player first look direction)"
end end