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优化绘制场地的代码

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This commit is contained in:
MrZ626
2021-03-20 17:00:41 +08:00
parent 706e8ef130
commit c08a13b2d1
1 changed files with 32 additions and 51 deletions
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83
parts/player/draw.lua
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@@ -44,17 +44,16 @@ local function boardTransform(mode)
end
end
end
local function drawRow(h,V,L,flag)
local function drawRow(h,V,L,showInvis)
local texture=SKIN.curText
local t=TIME()*4
local rep=GAME.replaying
for i=1,10 do
if L[i]>0 then
if V[i]>0 then
local a=V[i]*.05
gc_setColor(1,1,1,a)
gc_draw(texture[L[i]],30*i-30,-30*h)-- drawCell(j,i,L[i])
elseif rep and not flag then
elseif showInvis then
gc_setColor(1,1,1,.3+.08*sin(.5*(h-i)+t))
gc_rectangle("fill",30*i-30,-30*h,30,30)
end
@@ -66,72 +65,54 @@ local function drawField(P)
local V,F=P.visTime,P.field
local start=int((P.fieldBeneath+P.fieldUp)/30+1)
--Sorry, I think using FLAG & GOTO is the easiest way to make this simple.
--I just want reuse the for-block without using function, because this
--is called EXTREME FREQUENTLY, and PASSING VARIABLES IS TOO COMPLEX.
--[[
Normal style:
if ENV.upEdge then
{set shader and coords};
<< draw field block >> (FOR-block)
{restore shader and coords};
end
<< draw field block >> (FOR-block)
Simplified by me:
flag=ENV.upEdge
if flag then
{set shader and coords};
end
::label::
<< draw field block >> (FOR-block)
if flag then
{restore shader and coords};
flag=false
goto label
end
]]
local flag=ENV.upEdge
if P.falling==-1 then--Blocks only
if flag then
if ENV.upEdge then
gc.setShader(SHADER.lighter)
gc.translate(0,-4)
end
::edgeFinished::
for j=start,min(start+21,#F)do drawRow(j,V[j],F[j],flag)end
if flag then
--<draw field>
for j=start,min(start+21,#F)do drawRow(j,V[j],F[j])end
--</draw field>
gc.setShader()
gc.translate(0,4)
flag=false
goto edgeFinished
end
--<draw field>
for j=start,min(start+21,#F)do drawRow(j,V[j],F[j],GAME.replaying)end
--</draw field>
else--With falling animation
local stepY=ENV.smooth and(P.falling/(ENV.fall+1))^2.5*30 or 30
local alpha=P.falling/ENV.fall
local h=1
gc_push("transform")
if flag then
if ENV.upEdge then
gc_push("transform")
gc.setShader(SHADER.lighter)
gc.translate(0,-4)
end
::edgeFinished::
for j=start,min(start+21,#F)do
while j==P.clearingRow[h]do
h=h+1
gc_translate(0,-stepY)
gc_setColor(1,1,1,alpha)
gc_rectangle("fill",0,30-30*j,300,stepY)
end
drawRow(j,V[j],F[j],flag)
end
if flag then
--<draw field>
for j=start,min(start+21,#F)do
while j==P.clearingRow[h]do
h=h+1
gc_translate(0,-stepY)
gc_setColor(1,1,1,alpha)
gc_rectangle("fill",0,30-30*j,300,stepY)
end
drawRow(j,V[j],F[j])
end
--</draw field>
gc_pop()
gc.setShader()
flag=false
h=1
goto edgeFinished
end
--<draw field>
for j=start,min(start+21,#F)do
while j==P.clearingRow[h]do
h=h+1
gc_translate(0,-stepY)
gc_setColor(1,1,1,alpha)
gc_rectangle("fill",0,30-30*j,300,stepY)
end
drawRow(j,V[j],F[j],GAME.replaying)
end
--</draw field>
gc_pop()
end
end