From 41dbd8a376990d1005e8d601f10a97a1840d0830 Mon Sep 17 00:00:00 2001
From: jill <oatmealine@disroot.org>
Date: Fri, 5 Mar 2021 00:07:00 +0300
Subject: [PATCH] wip spline support, needs tons of optimizations and testing

---
 plugins/mirinda_spline.xml | 115 +++++++++++++++++++++++++++++++++++++
 1 file changed, 115 insertions(+)
 create mode 100644 plugins/mirinda_spline.xml

diff --git a/plugins/mirinda_spline.xml b/plugins/mirinda_spline.xml
new file mode 100644
index 0000000..e3af4f3
--- /dev/null
+++ b/plugins/mirinda_spline.xml
@@ -0,0 +1,115 @@
+<Mods LoadCommand = "%xero(function(self)
+  local maxindex = 39 -- probably best not to change, but if youre getting massive performance issues go ahead
+
+  local validparams = {'x', 'y', 'z', 'rotx', 'roty', 'rotz', 'size', 'stealth', 'skew'}
+  local parambindings = {
+    x = 'XSpline',
+    y = 'YSpline',
+    z = 'ZSpline',
+
+    rotx = 'RotXSpline',
+    roty = 'RotYSpline',
+    rotz = 'RotZSpline',
+
+    size = 'SizeSpline',
+    skew = 'SkewSpline',
+    stealth = 'StealthSpline',
+  }
+
+  mirinda_splinetable = {}
+
+  -- spline {name, function(a, ..., y, column, pn)}
+  function spline(self)
+    if type(self) ~= 'table' then
+			screen_error('curly braces expected', 0, 'spline')
+			return node
+		end
+
+    local name = self[1]
+    local funct = self[2]
+
+    local names = {name, name .. 0, name .. 1, name .. 2, name .. 3}
+    for _,n in ipairs(names) do
+      aux {n}
+      mirinda_splinetable[n] = {}
+
+      for pn = 1, 8 do
+        mirinda_splinetable[n][pn] = {}
+      end
+    end
+
+    node {name, function(a, pn)
+      for c = 1, 4 do
+        for i = 0, maxindex do
+          local res = funct(a, i/maxindex, c, pn)
+          if res ~= nil then
+            for mod,b in pairs(res) do
+              mirinda_splinetable[name][pn][mod] = mirinda_splinetable[name][pn][mod] or {}
+              mirinda_splinetable[name][pn][mod][c] = mirinda_splinetable[name][pn][mod][c] or {}
+              mirinda_splinetable[name][pn][mod][c][i] = b
+            end
+          end
+        end
+      end
+    end}
+
+    for c = 1, 4 do
+      local c = c
+      local name = name .. (c - 1)
+      print(name)
+      node {name, function(a, pn)
+        for i = 0, maxindex do
+          local res = funct(a, i/maxindex, c, pn)
+          if res ~= nil then
+            for mod,b in pairs(res) do
+              mirinda_splinetable[name][pn][mod] = mirinda_splinetable[name][pn][mod] or {}
+              mirinda_splinetable[name][pn][mod][c] = mirinda_splinetable[name][pn][mod][c] or {}
+              mirinda_splinetable[name][pn][mod][c][i] = b
+            end
+          end
+        end
+      end}
+    end
+  end
+
+  local usedsplines = {}
+  local modinuse = {}
+  func {0, 9e9, function(beat, poptions)
+    -- reset splines
+    for name,m in pairs(parambindings) do
+      for pn = 1, 8 do
+        if usedsplines[pn] and usedsplines[pn][name] then P[pn]['Reset' .. m .. 's'](P[pn], -1) end
+        usedsplines[pn] = usedsplines[pn] or {}
+        usedsplines[pn][name] = false
+      end
+    end
+
+    -- recombine and apply
+    local combined = {}
+
+    for pn = 1, 8 do
+      for mod,bind in pairs(parambindings) do
+        for c = 1, 4 do
+          for name,n in pairs(mirinda_splinetable) do
+            if poptions[pn][name] ~= 0 then
+              usedsplines[pn] = usedsplines[pn] or {}
+              usedsplines[pn][mod] = true
+              if mirinda_splinetable[name][pn][mod] and mirinda_splinetable[name][pn][mod][c] then
+                combined[name] = combined[name] or {}
+                combined[name][pn] = combined[name][pn] or {}
+                combined[name][pn][mod] = combined[name][pn][mod] or {}
+                combined[name][pn][mod][c] = combined[name][pn][mod][c] or {}
+
+                for i = 0, maxindex do
+                  combined[name][pn][mod][c][i] = (combined[name][pn][mod][c][i] or 0) + mirinda_splinetable[name][pn][mod][c][i]
+                  P[pn]['Set' .. bind](P[pn], i, c - 1, combined[name][pn][mod][c][i], (i / maxindex) * 100 * 10, -1)
+                end
+              end
+            end
+          end
+        end
+      end
+    end
+  end}
+end)"
+Type = "ActorFrame"/>
\ No newline at end of file