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updated fighting game sample: improved fireball

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This commit is contained in:
turanszkij
2019-05-02 20:00:13 +01:00
parent 771fccf584
commit 8d3e9096b4
2 changed files with 90 additions and 71 deletions
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scripts/fighting_game.lua
+90 -71
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@@ -34,6 +34,8 @@ local function Character(face, shirt_color)
effect_hit = INVALID_ENTITY,
effect_guard = INVALID_ENTITY,
effect_spark = INVALID_ENTITY,
model_fireball = INVALID_ENTITY,
effect_fireball = INVALID_ENTITY,
sprite_hpbar_background = Sprite(),
sprite_hpbar_hp = Sprite(),
sprite_hpbar_pattern = Sprite(),
@@ -59,6 +61,15 @@ local function Character(face, shirt_color)
hit_guard = false, -- true when opponent is guarding the attack
max_hp = 10000, -- maximum health
hp = 10000, -- current health
fireball_active = false, -- fireball is on screen or not
-- Box helpers:
set_box_local = function(self, boxlist, aabb) -- sets box relative to character orientation
table.insert(boxlist, aabb.Transform(scene.Component_GetTransform(self.model).GetMatrix()))
end,
set_box_global = function(self, boxlist, aabb) -- sets box in absolute orientation
table.insert(boxlist, aabb)
end,
-- Effect helpers:
spawn_effect_hit = function(self, local_pos)
@@ -107,36 +118,38 @@ local function Character(face, shirt_color)
scene.Entity_Remove(entity)
end)
end,
spawn_effect_fireball = function(self, local_pos) -- todo
runProcess(function() -- first subprocess begins effects, and attaches light
scene.Component_GetEmitter(self.effect_hit).SetEmitCount(1000)
local transform_component = scene.Component_GetTransform(self.effect_hit)
spawn_effect_fireball = function(self, local_pos, velocity) -- todo
self.fireball_active = true
runProcess(function() -- first subprocess begins effect
scene.Component_GetEmitter(self.effect_fireball).SetEmitCount(2000)
local transform_component = scene.Component_GetTransform(self.model_fireball)
transform_component.ClearTransform()
transform_component.Translate(vector.Add(self.position, local_pos))
transform_component.UpdateTransform()
local entity = CreateEntity()
scene.Component_Attach(entity, self.effect_hit)
local light_transform = scene.Component_CreateTransform(entity)
light_transform.Translate(vector.Add(self.position, local_pos))
local light_component = scene.Component_CreateLight(entity)
light_component.SetType(POINT)
light_component.SetRange(8)
light_component.SetEnergy(10)
light_component.SetColor(Vector(1,0.5,0))
light_component.SetCastShadow(false)
waitSignal("fireball_end") -- wait for fireball to end
scene.Entity_Remove(entity)
scene.Component_GetEmitter(self.effect_hit).SetEmitCount(0)
waitSignal("fireball_end" .. self.model) -- wait for fireball to end
scene.Component_GetEmitter(self.effect_fireball).SetEmitCount(0)
transform_component.Translate(Vector(0,0,-1000000))
end)
runProcess(function()
for i=1,60,1 do -- move the fireball effect for some time
local transform_component = scene.Component_GetTransform(self.effect_hit)
transform_component.Translate(Vector(self.face * 0.2))
waitSeconds(0.016)
for i=1,120,1 do -- move the fireball effect for some frames
local transform_component = scene.Component_GetTransform(self.model_fireball)
transform_component.Translate(velocity)
transform_component.UpdateTransform()
if(self:require_hitconfirm()) then
signal("fireball_end" .. self.model) -- end the first subprocess
self.fireball_active = false
return
end
waitSignal("subprocess_update" .. self.model)
end
signal("fireball_end" .. self.model) -- end the first subprocess
self.fireball_active = false
end)
runProcess(function() -- while there is a fireball, activate hitboxes
while(self.fireball_active) do
local transform_component = scene.Component_GetTransform(self.model_fireball)
self:set_box_global(self.hitboxes, AABB(Vector(-0.5,-0.5), Vector(0.5,0.5)).Transform(transform_component.GetMatrix()) )
waitSignal("subprocess_update_collisions" .. self.model)
end
signal("fireball_end") -- end the first subprocess
end)
end,
spawn_effect_dust = function(self, local_pos)
@@ -413,7 +426,7 @@ local function Character(face, shirt_color)
guardbox = AABB(Vector(-2,0),Vector(6,8)),
update_collision = function(self)
if(self:require_window(3,6)) then
table.insert(self.hitboxes, AABB(Vector(0.5,2), Vector(3,5)) )
self:set_box_local(self.hitboxes, AABB(Vector(0.5,2), Vector(3,5)) )
end
end,
update = function(self)
@@ -432,7 +445,7 @@ local function Character(face, shirt_color)
guardbox = AABB(Vector(-2,0),Vector(6,8)),
update_collision = function(self)
if(self:require_window(12,14)) then
table.insert(self.hitboxes, AABB(Vector(0.5,2), Vector(3.5,6)) )
self:set_box_local(self.hitboxes, AABB(Vector(0.5,2), Vector(3.5,6)) )
end
end,
update = function(self)
@@ -451,7 +464,7 @@ local function Character(face, shirt_color)
guardbox = AABB(Vector(-2,0),Vector(8,10)),
update_collision = function(self)
if(self:require_window(3,6)) then
table.insert(self.hitboxes, AABB(Vector(0.5,2), Vector(3.5,5)) )
self:set_box_local(self.hitboxes, AABB(Vector(0.5,2), Vector(3.5,5)) )
end
end,
update = function(self)
@@ -470,7 +483,7 @@ local function Character(face, shirt_color)
guardbox = AABB(Vector(-2,0),Vector(6,4)),
update_collision = function(self)
if(self:require_window(3,6)) then
table.insert(self.hitboxes, AABB(Vector(0.5,0), Vector(2.8,3)) )
self:set_box_local(self.hitboxes, AABB(Vector(0.5,0), Vector(2.8,3)) )
end
end,
update = function(self)
@@ -489,7 +502,7 @@ local function Character(face, shirt_color)
guardbox = AABB(Vector(-2,0),Vector(6,8)),
update_collision = function(self)
if(self:require_window(6,8)) then
table.insert(self.hitboxes, AABB(Vector(0,0), Vector(3,3)) )
self:set_box_local(self.hitboxes, AABB(Vector(0,0), Vector(3,3)) )
end
end,
update = function(self)
@@ -508,7 +521,7 @@ local function Character(face, shirt_color)
guardbox = AABB(Vector(-2,0),Vector(6,8)),
update_collision = function(self)
if(self:require_window(8,13)) then
table.insert(self.hitboxes, AABB(Vector(0,0), Vector(4,3)) )
self:set_box_local(self.hitboxes, AABB(Vector(0,0), Vector(4,3)) )
end
end,
update = function(self)
@@ -527,7 +540,7 @@ local function Character(face, shirt_color)
guardbox = AABB(Vector(-2,-6),Vector(6,8)),
update_collision = function(self)
if(self:require_window(6,8)) then
table.insert(self.hitboxes, AABB(Vector(0,0), Vector(3,3)) )
self:set_box_local(self.hitboxes, AABB(Vector(0,0), Vector(3,3)) )
end
end,
update = function(self)
@@ -546,7 +559,7 @@ local function Character(face, shirt_color)
guardbox = AABB(Vector(-2,-6),Vector(6,8)),
update_collision = function(self)
if(self:require_window(6,8)) then
table.insert(self.hitboxes, AABB(Vector(0,0), Vector(3,3)) )
self:set_box_local(self.hitboxes, AABB(Vector(0,0), Vector(3,3)) )
end
end,
update = function(self)
@@ -565,7 +578,7 @@ local function Character(face, shirt_color)
guardbox = AABB(Vector(-2,0),Vector(6,4)),
update_collision = function(self)
if(self:require_window(3,6)) then
table.insert(self.hitboxes, AABB(Vector(0.5,0), Vector(3,3)) )
self:set_box_local(self.hitboxes, AABB(Vector(0.5,0), Vector(3,3)) )
end
end,
update = function(self)
@@ -584,7 +597,7 @@ local function Character(face, shirt_color)
guardbox = AABB(Vector(-2,0),Vector(16,8)),
update_collision = function(self)
if(self:require_window(11,41)) then
table.insert(self.hitboxes, AABB(Vector(0.5,0), Vector(5.6,3)) )
self:set_box_local(self.hitboxes, AABB(Vector(0.5,0), Vector(5.6,3)) )
end
end,
update = function(self)
@@ -610,7 +623,7 @@ local function Character(face, shirt_color)
guardbox = AABB(Vector(-2,0),Vector(6,8)),
update_collision = function(self)
if(self:require_window(3,5)) then
table.insert(self.hitboxes, AABB(Vector(0,3), Vector(2.3,7)) )
self:set_box_local(self.hitboxes, AABB(Vector(0,3), Vector(2.3,7)) )
end
end,
update = function(self)
@@ -633,7 +646,7 @@ local function Character(face, shirt_color)
guardbox = AABB(Vector(-2,0),Vector(16,8)),
update_collision = function(self)
if(self:require_window(17,40)) then
table.insert(self.hitboxes, AABB(Vector(0,1), Vector(4.5,5)) )
self:set_box_local(self.hitboxes, AABB(Vector(0,1), Vector(4.5,5)) )
end
end,
update = function(self)
@@ -655,7 +668,7 @@ local function Character(face, shirt_color)
guardbox = AABB(Vector(-2,0),Vector(8,15)),
update_collision = function(self)
if(self:require_window(2,20)) then
table.insert(self.hitboxes, AABB(Vector(0,2), Vector(2.3,7)) )
self:set_box_local(self.hitboxes, AABB(Vector(0,2), Vector(2.3,7)) )
end
end,
update = function(self)
@@ -678,13 +691,15 @@ local function Character(face, shirt_color)
hurtbox = AABB(Vector(-1.2), Vector(1.2, 5.5)),
guardbox = AABB(Vector(-2,0),Vector(16,8)),
update_collision = function(self)
if(self:require_window(17,40)) then
table.insert(self.hitboxes, AABB(Vector(0,1), Vector(4.5,5)) )
end
self.velocity = Vector()
end,
update = function(self)
if(self:require_frame(16)) then
self:spawn_effect_fireball(Vector(2.5 * self.face, 3.6, -1))
local fireball_velocity = Vector(self.face * 0.2)
if(self.position.GetY() > 0) then
fireball_velocity.SetY(-0.1)
end
self:spawn_effect_fireball(Vector(2.5 * self.face, 3.4), fireball_velocity)
end
end,
},
@@ -813,7 +828,7 @@ local function Character(face, shirt_color)
{ "StaggerStart", condition = function(self) return self:require_hurt() end, },
{ "Shoryuken", condition = function(self) return self:require_motion_shoryuken("B") end, },
{ "SpearJaunt", condition = function(self) return self:require_motion_qcf("B") end, },
{ "Fireball", condition = function(self) return self:require_motion_qcf("A") end, },
{ "Fireball", condition = function(self) return not self.fireball_active and self:require_motion_qcf("A") end, },
{ "Turn", condition = function(self) return self.request_face ~= self.face end, },
{ "Walk_Forward", condition = function(self) return self:require_input("6") end, },
{ "Walk_Backward", condition = function(self) return self:require_input("4") end, },
@@ -847,7 +862,7 @@ local function Character(face, shirt_color)
{ "StaggerStart", condition = function(self) return self:require_hurt() end, },
{ "Shoryuken", condition = function(self) return self:require_motion_shoryuken("B") end, },
{ "SpearJaunt", condition = function(self) return self:require_motion_qcf("B") end, },
{ "Fireball", condition = function(self) return self:require_motion_qcf("A") end, },
{ "Fireball", condition = function(self) return not self.fireball_active and self:require_motion_qcf("A") end, },
{ "CrouchStart", condition = function(self) return self:require_input("1") or self:require_input("2") or self:require_input("3") end, },
{ "Walk_Backward", condition = function(self) return self:require_input("4") end, },
{ "RunStart", condition = function(self) return self:require_input_window("656", 7) end, },
@@ -875,7 +890,7 @@ local function Character(face, shirt_color)
{ "RunEnd", condition = function(self) return not self:require_input("6") end, },
{ "Shoryuken", condition = function(self) return self:require_motion_shoryuken("B") end, },
{ "SpearJaunt", condition = function(self) return self:require_motion_qcf("B") end, },
{ "Fireball", condition = function(self) return self:require_motion_qcf("A") end, },
{ "Fireball", condition = function(self) return not self.fireball_active and self:require_motion_qcf("A") end, },
{ "JumpForward", condition = function(self) return self:require_input("9") end, },
{ "CrouchStart", condition = function(self) return self:require_input("1") or self:require_input("2") or self:require_input("3") end, },
{ "ForwardLightPunch", condition = function(self) return self:require_input("6A") end, },
@@ -891,7 +906,7 @@ local function Character(face, shirt_color)
{ "Guard", condition = function(self) return self:require_guard() and self:require_input("4") end, },
{ "Shoryuken", condition = function(self) return self:require_motion_shoryuken("B") end, },
{ "SpearJaunt", condition = function(self) return self:require_motion_qcf("B") end, },
{ "Fireball", condition = function(self) return self:require_motion_qcf("A") end, },
{ "Fireball", condition = function(self) return not self.fireball_active and self:require_motion_qcf("A") end, },
{ "Turn", condition = function(self) return self.request_face ~= self.face end, },
{ "Walk_Forward", condition = function(self) return self:require_input("6") end, },
{ "Walk_Backward", condition = function(self) return self:require_input("4") end, },
@@ -909,6 +924,7 @@ local function Character(face, shirt_color)
Jump = {
{ "StaggerAirStart", condition = function(self) return self:require_hurt() and self.position.GetY() > 0 end, },
{ "StaggerStart", condition = function(self) return self:require_hurt() end, },
{ "Fireball", condition = function(self) return not self.fireball_active and self.position.GetY() > 3 and self:require_motion_qcf("A") end, },
{ "AirHeavyKick", condition = function(self) return self.position.GetY() > 4 and self:require_input("D") end, },
{ "AirKick", condition = function(self) return self.position.GetY() > 2 and self:require_input("C") end, },
{ "FallStart", condition = function(self) return self.velocity.GetY() <= 0 end, },
@@ -916,6 +932,7 @@ local function Character(face, shirt_color)
JumpForward = {
{ "StaggerAirStart", condition = function(self) return self:require_hurt() and self.position.GetY() > 0 end, },
{ "StaggerStart", condition = function(self) return self:require_hurt() end, },
{ "Fireball", condition = function(self) return not self.fireball_active and self.position.GetY() > 3 and self:require_motion_qcf("A") end, },
{ "AirHeavyKick", condition = function(self) return self.position.GetY() > 4 and self:require_input("D") end, },
{ "AirKick", condition = function(self) return self.position.GetY() > 2 and self:require_input("C") end, },
{ "FallStart", condition = function(self) return self.velocity.GetY() <= 0 end, },
@@ -923,6 +940,7 @@ local function Character(face, shirt_color)
JumpBack = {
{ "StaggerAirStart", condition = function(self) return self:require_hurt() and self.position.GetY() > 0 end, },
{ "StaggerStart", condition = function(self) return self:require_hurt() end, },
{ "Fireball", condition = function(self) return not self.fireball_active and self.position.GetY() > 3 and self:require_motion_qcf("A") end, },
{ "AirHeavyKick", condition = function(self) return self.position.GetY() > 4 and self:require_input("D") end, },
{ "AirKick", condition = function(self) return self.position.GetY() > 2 and self:require_input("C") end, },
{ "FallStart", condition = function(self) return self.velocity.GetY() <= 0 end, },
@@ -930,6 +948,7 @@ local function Character(face, shirt_color)
FallStart = {
{ "StaggerAirStart", condition = function(self) return self:require_hurt() and self.position.GetY() > 0 end, },
{ "StaggerStart", condition = function(self) return self:require_hurt() end, },
{ "Fireball", condition = function(self) return not self.fireball_active and self.position.GetY() > 3 and self:require_motion_qcf("A") end, },
{ "FallEnd", condition = function(self) return self.position.GetY() <= 0.5 end, },
{ "Fall", condition = function(self) return self:require_animationfinish() end, },
{ "AirHeavyKick", condition = function(self) return self.position.GetY() > 4 and self:require_input("D") end, },
@@ -938,6 +957,7 @@ local function Character(face, shirt_color)
Fall = {
{ "StaggerAirStart", condition = function(self) return self:require_hurt() and self.position.GetY() > 0 end, },
{ "StaggerStart", condition = function(self) return self:require_hurt() end, },
{ "Fireball", condition = function(self) return not self.fireball_active and self.position.GetY() > 3 and self:require_motion_qcf("A") end, },
{ "Jump", condition = function(self) return self.jumps_remaining > 0 and self:require_input_window("58", 7) end, },
{ "JumpBack", condition = function(self) return self.jumps_remaining > 0 and self:require_input_window("57", 7) end, },
{ "JumpForward", condition = function(self) return self.jumps_remaining > 0 and self:require_input_window("59", 7) end, },
@@ -1037,7 +1057,7 @@ local function Character(face, shirt_color)
},
Fireball = {
{ "StaggerStart", condition = function(self) return self:require_hurt() end, },
{ "Idle", condition = function(self) return self:require_animationfinish() end, },
{ "Idle", condition = function(self) return self:require_frame(32) end, },
},
StaggerStart = {
@@ -1213,6 +1233,13 @@ local function Character(face, shirt_color)
effect_scene.Component_GetEmitter(self.effect_spark).SetEmitCount(0) -- don't emit continuously
scene.Merge(effect_scene)
effect_scene.Clear()
self.model_fireball = LoadModel(effect_scene, "../models/emitter_fireball.wiscene")
self.effect_fireball = effect_scene.Entity_FindByName("fireball") -- query the emitter entity by name
effect_scene.Component_GetEmitter(self.effect_fireball).SetEmitCount(0) -- don't emit continuously
effect_scene.Component_GetTransform(self.model_fireball).Translate(Vector(0,0,-1000000))
scene.Merge(effect_scene)
-- HP bar, etc. sprites:
@@ -1475,6 +1502,8 @@ local function Character(face, shirt_color)
fx.SetSize(vector.Multiply(Vector(360, 180), scaling))
self.sprite_timer.SetParams(fx)
end
signal("subprocess_update" .. self.model)
end,
@@ -1483,6 +1512,13 @@ local function Character(face, shirt_color)
-- apply velocity:
self.position = vector.Add(self.position, vector.Multiply(self.velocity, ccd_step))
-- Compute global transform for the model:
local model_transform = scene.Component_GetTransform(self.model)
model_transform.ClearTransform()
model_transform.Translate(self.position)
model_transform.Rotate(Vector(0, math.pi * ((self.face - 1) * 0.5)))
model_transform.UpdateTransform()
-- Reset collision boxes:
self.clipbox = AABB()
@@ -1497,35 +1533,18 @@ local function Character(face, shirt_color)
current_state.update_collision(self)
end
if(current_state.clipbox ~= nil) then
self.clipbox = current_state.clipbox
self.clipbox = current_state.clipbox.Transform(model_transform.GetMatrix())
end
if(current_state.hurtbox ~= nil) then
table.insert(self.hurtboxes, current_state.hurtbox)
self:set_box_local(self.hurtboxes, current_state.hurtbox)
end
if(current_state.guardbox ~= nil) then
table.insert(self.guardboxes, current_state.guardbox)
self:set_box_local(self.guardboxes, current_state.guardbox)
end
end
-- Compute global transform for the model:
local model_transform = scene.Component_GetTransform(self.model)
model_transform.ClearTransform()
model_transform.Translate(self.position)
model_transform.Rotate(Vector(0, math.pi * ((self.face - 1) * 0.5)))
model_transform.UpdateTransform()
-- Update collision boxes with global model transform:
local model_mat = model_transform.GetMatrix()
self.clipbox = self.clipbox.Transform(model_mat)
for i,hitbox in ipairs(self.hitboxes) do
self.hitboxes[i] = hitbox.Transform(model_mat)
end
for i,hurtbox in ipairs(self.hurtboxes) do
self.hurtboxes[i] = hurtbox.Transform(model_mat)
end
for i,guardbox in ipairs(self.guardboxes) do
self.guardboxes[i] = guardbox.Transform(model_mat)
end
signal("subprocess_update_collisions" .. self.model)
end,
-- Draws the hitboxes, etc.
@@ -1778,7 +1797,7 @@ runProcess(function()
help_text = help_text .. "\nK: player2 will always attack"
help_text = help_text .. "\nI: player2 will be idle"
help_text = help_text .. "\nH: toggle Debug Draw"
help_text = help_text .. "\n\nMovelist:"
help_text = help_text .. "\n\nMovelist (using numpad notation):"
help_text = help_text .. "\n\t A : Light Punch"
help_text = help_text .. "\n\t B : Heavy Punch"
help_text = help_text .. "\n\t C : Light Kick"
@@ -1792,7 +1811,7 @@ runProcess(function()
help_text = help_text .. "\n\t 2C : Air Heavy Kick (while jumping)"
help_text = help_text .. "\n\t 623B: Shoryuken"
help_text = help_text .. "\n\t 236B: Jaunt"
help_text = help_text .. "\n\t 236A: Fireball"
help_text = help_text .. "\n\t 236A: Fireball (also in mid-air)"
local font = Font(help_text);
font.SetSize(22)
font.SetPos(Vector(10, GetScreenHeight() - 10))