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Add fixed in space and moveing example

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uvos 2025-04-24 23:27:56 +02:00
parent 7d516eb588
commit 223a6984cb
3 changed files with 102 additions and 9 deletions
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39
fixedSpace/main.lua Normal file
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local width = 7
local height = 7
local distance = 5
function getHeadsetMatrix()
local fx, fy, fz, fangle, fax, fay, faz = lovr.headset.getPose("head")
return lovr.math.newMat4(lovr.math.vec3(fx, fy, fz), lovr.math.vec3(1, 1, 1), lovr.math.quat(fangle, fax, fay, faz))
end
function drawGrid(pass, matrix)
for i=-0.5,0.5,0.05 do
local startVect = matrix*lovr.math.newVec3(width*-1, height*i, -distance)
local endVect = matrix*lovr.math.newVec3(width*1, height*i, -distance)
pass:line(startVect, endVect)
end
for i=-0.5,0.5,0.05 do
local startVect = matrix*lovr.math.newVec3(width*i, height*-1, -distance)
local endVect = matrix*lovr.math.newVec3(width*i, height*1, -distance)
pass:line(startVect, endVect)
end
end
function lovr.draw(pass)
if headMatrix == nil then
headMatrix = getHeadsetMatrix()
end
if headMatrix ~= nil then
pass:setColor(0, 1, 0)
drawGrid(pass, headMatrix)
local center = headMatrix * lovr.math.newVec3(0.0, 0.0, -distance)
pass:circle(center, 0.05, 0, 0, 0, 1, 'fill')
end
end

40
moveing/main.lua Normal file
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local width = 7
local height = 7
local distance = 5
local amplitude = 2
local x = 0
function getHeadsetMatrix()
local fx, fy, fz, fangle, fax, fay, faz = lovr.headset.getPose("head")
return lovr.math.newMat4(lovr.math.vec3(fx, fy, fz), lovr.math.vec3(1, 1, 1), lovr.math.quat(fangle, fax, fay, faz))
end
function drawGrid(pass, headMatrix)
local offset = math.sin(x)*amplitude
for i=-0.5,0.5,0.05 do
local startVect = headMatrix*lovr.math.newVec3(width*-1+offset, height*i, -distance)
local endVect = headMatrix*lovr.math.newVec3(width*1+offset, height*i, -distance)
pass:line(startVect, endVect)
end
for i=-0.5,0.5,0.05 do
local startVect = headMatrix*lovr.math.newVec3(width*i+offset, height*-1, -distance)
local endVect = headMatrix*lovr.math.newVec3(width*i+offset, height*1, -distance)
pass:line(startVect, endVect)
end
end
function lovr.draw(pass)
local headMatrix = getHeadsetMatrix()
x = x + 0.05
pass:setColor(0, 1, 0)
drawGrid(pass, headMatrix)
local center = headMatrix * lovr.math.newVec3(math.sin(x)*amplitude, 0.0, -distance)
pass:circle(center, 0.05, 0, 0, 0, 1, 'fill')
end

32
tracking/main.lua
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@ -1,22 +1,36 @@
local width = 20
local height = 20
local distance = 10
local width = 7
local height = 7
local distance = 5
local headMatrix
function getHeadsetMatrix()
local fx, fy, fz, fangle, fax, fay, faz = lovr.headset.getPose("head")
return lovr.math.newMat4(lovr.math.vec3(fx, fy, fz), lovr.math.vec3(1, 1, 1), lovr.math.quat(fangle, fax, fay, faz))
end
function drawGrid(pass, headMatrix)
function drawGrid(pass)
pass:setColor(0, 1, 0)
for i=-0.5,0.5,0.05 do
pass:line(width*-0.5, height*i, -distance, width*0.5, height*i, -distance)
local startVect = headMatrix*lovr.math.newVec3(width*-1, height*i, -distance)
local endVect = headMatrix*lovr.math.newVec3(width*1, height*i, -distance)
pass:line(startVect, endVect)
end
for i=-0.5,0.5,0.05 do
pass:line(width*i, height*-0.5, -distance, width*i, height*0.5, -distance)
local startVect = headMatrix*lovr.math.newVec3(width*i, height*-1, -distance)
local endVect = headMatrix*lovr.math.newVec3(width*i, height*1, -distance)
pass:line(startVect, endVect)
end
end
function lovr.draw(pass)
local headMatrix = getHeadsetMatrix()
drawGrid(pass)
pass:circle(0, 0, -distance, 0.05, 0, 0, 0, 1, 'fill')
pass:setColor(0, 1, 0)
drawGrid(pass, headMatrix)
local center = headMatrix * lovr.math.newVec3(0.0, 0.0, -distance)
pass:circle(center, 0.05, 0, 0, 0, 1, 'fill')
end