temp: replace roulette with cube3d test, roulette code commented out

programs/roulette.lua

@@ -1,3 +1,69 @@
+-- 3D rotating cube (temporary test - roulette code commented out below)
+local tris = {
+    -- SOUTH
+    { 0.0, 0.0, 0.0,    0.0, 1.0, 0.0,    1.0, 1.0, 0.0 },
+    { 0.0, 0.0, 0.0,    1.0, 1.0, 0.0,    1.0, 0.0, 0.0 },
+    -- NORTH
+    { 1.0, 0.0, 1.0,    1.0, 1.0, 1.0,    0.0, 1.0, 1.0 },
+    { 1.0, 0.0, 1.0,    0.0, 1.0, 1.0,    0.0, 0.0, 1.0 },
+    -- EAST
+    { 1.0, 0.0, 0.0,    1.0, 1.0, 0.0,    1.0, 1.0, 1.0 },
+    { 1.0, 0.0, 0.0,    1.0, 1.0, 1.0,    1.0, 0.0, 1.0 },
+    -- WEST
+    { 0.0, 0.0, 1.0,    0.0, 1.0, 1.0,    0.0, 1.0, 0.0 },
+    { 0.0, 0.0, 1.0,    0.0, 1.0, 0.0,    0.0, 0.0, 0.0 },
+    -- TOP
+    { 0.0, 1.0, 0.0,    0.0, 1.0, 1.0,    1.0, 1.0, 1.0 },
+    { 0.0, 1.0, 0.0,    1.0, 1.0, 1.0,    1.0, 1.0, 0.0 },
+    -- BOTTOM
+    { 1.0, 0.0, 1.0,    0.0, 0.0, 1.0,    0.0, 0.0, 0.0 },
+    { 1.0, 0.0, 1.0,    0.0, 0.0, 0.0,    1.0, 0.0, 0.0 },
+}
+
+local gpu = peripheral.wrap("tm_gpu_0")
+gpu.refreshSize()
+gpu.setSize(64)
+local pw, ph, bx, by, sb = gpu.getSize()
+print(("GPU pixel size: %sx%s  blocks: %sx%s  per-block: %s"):format(tostring(pw), tostring(ph), tostring(bx), tostring(by), tostring(sb)))
+local gl = gpu.createWindow3D(1, 1, pw, ph)
+gl.glFrustum(90, 0.1, 1000)
+gl.glDirLight(0, 0, -1)
+local rot = 0
+while true do
+    gl.clear()
+    gl.glDisable(0xDE1)
+    gl.glTranslate(0, 1, 3)
+    gl.glRotate(rot, 0, 1, 0)
+    gl.glRotate(rot, 0, 0, 1)
+    rot = rot + 3
+    gl.glBegin()
+    for k, v in pairs(tris) do
+        local ci = math.floor((k - 1) / 2)
+        gl.glVertex(v[1], v[2], v[3])
+        local cv = 255
+        if ci % 2 == 0 then cv = 127 end
+        if math.floor(ci / 2) == 0 then
+            gl.glColor(cv, 0, 0)
+        elseif math.floor(ci / 2) == 1 then
+            gl.glColor(0, cv, 0)
+        else
+            gl.glColor(0, 0, cv)
+        end
+        gl.glVertex(v[4], v[5], v[6])
+        gl.glVertex(v[7], v[8], v[9])
+    end
+    gl.glEnd()
+    gl.render()
+    gl.sync()
+    gpu.sync()
+    sleep(0.01)
+end
+
+-- =============================================================================
+-- ROULETTE CODE (commented out)
+-- =============================================================================
+--[[
+
 -- Roulette Machine
 -- Designed for Tom's Peripherals GPU + screen blocks (multi-screen wall).
 -- Falls back to vanilla CC:Tweaked monitor if no GPU is attached.
@@ -321,3 +387,5 @@ local function main()
 end
 
 return { start = start, stop = stop, main = main }
+
+--]]