Lunatic: various minor tweaks and fixes.

- Pass original module name (dot=dirsep) to module via our require()
- geom.lua: fix some operations using the vector type constructor
- geom.lua: provide constructor for ivec3, useable like vec3

git-svn-id: https://svn.eduke32.com/eduke32@3894 1a8010ca-5511-0410-912e-c29ae57300e0

polymer/eduke32/source/lunatic/defs.ilua

@@ -1599,7 +1599,9 @@ local function our_require(modname, ...)
         error("Module name must not contain directory separators", ERRLEV-1)
     end
     -- Instead, dots are translated to directory separators. For EDuke32's
-    -- virtual file system, this is always a forward slash.
+    -- virtual file system, this is always a forward slash. Keep the original
+    -- module name for passing to the module function.
+    local omodname = modname
     modname = modname:gsub("%.", "/")
 
     local omod = package_loaded[modname]
@@ -1633,7 +1635,7 @@ local function our_require(modname, ...)
 
     -- Run the module code in a separate Lua thread!
     local modthread = coroutine.create(modfunc)
-    local ok, retval = coroutine.resume(modthread, modname, ...)
+    local ok, retval = coroutine.resume(modthread, omodname, ...)
 
     if (not ok) then
         errorf(ERRLEV-1, "Failed running \"%s\": %s", modname, retval)

polymer/eduke32/source/lunatic/geom.lua

@@ -88,7 +88,7 @@ local vec3_mt = {
 
     -- '^' is the "translate upwards" operator, returns same-typed vector.
     __pow = function(v, zofs)
-        return v(v.x, v.y, v.z-zofs)
+        return v:_ctor(v.x, v.y, v.z-zofs)
     end,
 
     -- XXX: Rewrite using _serialize internal API instead.
@@ -112,20 +112,21 @@ local vec3_mt = {
 
         toivec3 = function(v) return ivec3_t(v.x, v.y, v.z) end,
 
-        -- Get the type constructor for this vector.
-        _getctor = function(v)
-            return v:_isi() and ivec3_t or dvec3_t
-        end,
-
         -- BUILD-coordinate (z scaled by 16) <-> uniform conversions.
         touniform = function(v)
             return v:_isi()
-                and v:_getctor(v.x, v.y, arshift(v.z, 4))
-                or v:_getctor(v.x, v.y, v.z/4)
+                and v:_ctor(v.x, v.y, arshift(v.z, 4))
+                or v:_ctor(v.x, v.y, v.z/16)
         end,
 
-        tobuild = function(v) return v:_getctor(v.x, v.y, 16*v.z) end,
+        tobuild = function(v) return v:_ctor(v.x, v.y, 16*v.z) end,
 
+        -- PRIVATE methods --
+
+        -- Get the type constructor for this vector.
+        _ctor = function(v, ...)
+            return v:_isi() and ivec3_t(...) or dvec3_t(...)
+        end,
         -- Is <v> integer vec3? INTERNAL.
         _isi = function(v)
             return ffi.istype(ivec3_t, v)
@@ -135,6 +136,7 @@ local vec3_mt = {
 
 ffi.metatype(dvec2_t, vec2_mt)
 ffi.metatype(dvec3_t, vec3_mt)
+ffi.metatype(ivec3_t, vec3_mt)
 
 -- VEC2 user data constructor.
 --  * vec2([x [, y]]), assuming that x and y are numbers. Vacant positions are
@@ -160,8 +162,15 @@ function vec3(...)
     end
 end
 
--- TODO: make a constructor like VEC3?
-ivec3 = ffi.metatype(ivec3_t, vec3_mt)
+-- IVEC3 user data constructor.
+function ivec3(...)
+    local x, y, z = ...
+    if (type(x)=="number" or x==nil) then
+        return ivec3_t(...)
+    else
+        return ivec3_t(x.x, x.y, x.z)
+    end
+end
 
 
 -- Two-element vector cross product.

polymer/eduke32/source/lunatic/lunacon.lua

@@ -2127,7 +2127,7 @@ local Cinner = {
     lockplayer = cmd(R)
         / PLS".transporter_hold=%1",
     quake = cmd(R)
-        / "_gv.doQuake(%1,81)",  -- EARTHQUAKE
+        / "_gv.doQuake(%1,81)",  -- TODO: dynsound (EARTHQUAKE)
     jump = cmd(R)
         / handle.NYI,  -- will never be
     cmenu = cmd(R)

polymer/eduke32/source/lunatic/test.elua

@@ -356,7 +356,9 @@ gameevent
             mpos = mpos + wall[i]
         end
         mpos = mpos/gv.numwalls
-        printf("Map center point: (%d,%d)", mpos.x, mpos.y)
+        local impos = geom.ivec3(mpos)^20  -- test ivec3 with dvec3 arg, test '^' op
+        assert(impos.z == -20)
+        printf("Map center point: (%d,%f)", mpos.x, impos.y)
     end
 }
 
@@ -597,7 +599,7 @@ printf("EVENT_INIT = %d", gv.EVENT_INIT)  -- tests default defines
 local bittest = require "test.test_bitar"
 bittest.sieve()
 
-require("test.test_geom")
+require("test.test_geom", 123123)
 require("test.test_rotspr")
 
 do

polymer/eduke32/source/lunatic/test/delmusicsfx.lua

@@ -83,6 +83,6 @@ gameevent
     "DISPLAYREST",
 
     function()
-        con.minitext(160, 10, string.format("jumped %d times", ournumjumps))
+        con.minitext(240, 10, string.format("jumped %d times", ournumjumps))
     end
 }

polymer/eduke32/source/lunatic/test/test_geom.lua

@@ -12,12 +12,17 @@ local V,W = {}, {}
 
 local randvec
 
+local args = { ... }
+local ourname = args[1]
+
 if (os.exit) then
     local math = require("math")
 
     randvec = function()
         return geom.vec2(math.random(), math.random())
     end
+
+    print("Running stand-alone. ourname: "..tostring(ourname))
 else
     local randgen = require("randgen")
     local s = randgen.new(true)
@@ -27,6 +32,9 @@ else
     randvec = function()
         return geom.vec2(s:getdbl(), s:getdbl())
     end
+
+    -- Test optional arguments from our_require().
+    printf("Running %s stand-alone with opt arg %s", ourname, tostring(args[2]))
 end
 
 local t1 = os.clock()