From e069a2cd46dc4f77d22090750c0c6b794107b258 Mon Sep 17 00:00:00 2001
From: Zeno Rogue <zeno@attnam.com>
Date: Tue, 30 May 2023 18:37:37 +0200
Subject: [PATCH] default_flooralpha and plainfloors

---
 celldrawer.cpp | 13 +++++++++----
 config.cpp     |  5 +++++
 2 files changed, 14 insertions(+), 4 deletions(-)

diff --git a/celldrawer.cpp b/celldrawer.cpp
index 7d37a8c7..f2a5904d 100644
--- a/celldrawer.cpp
+++ b/celldrawer.cpp
@@ -2042,6 +2042,8 @@ void celldrawer::bookkeeping() {
     }
   }
 
+EX bool draw_plain_floors;
+
 /** 
   Display text statistics about the cell (distances in viewdists mode, pattern codes, etc.).
   may also change the colors provided in 
@@ -2133,13 +2135,15 @@ void celldrawer::draw_cellstat() {
     }
   }
 
+EX int default_flooralpha = 255;
+
 void celldrawer::draw_wall_full() {
 
   shiftmatrix Vf0;
   const shiftmatrix& Vf = (chasmg && wmspatial) ? (Vf0=orthogonal_move_fol(V, cgi.BOTTOM)) : V;
 
   #if CAP_SHAPES
-  int flooralpha = 255;
+  int flooralpha = default_flooralpha;
   #endif
 
   #if CAP_EDIT && CAP_TEXTURE
@@ -2295,10 +2299,11 @@ void celldrawer::draw_wall_full() {
       }
     else {
       if(patterns::whichShape == '^') poly_outline = darkena(fcol, fd, flooralpha);
-      if(WDIM == 2 && GDIM == 3 && qfi.fshape)
+      if(WDIM == 2 && GDIM == 3 && qfi.fshape && !draw_plain_floors)
         draw_shapevec(c, V, qfi.fshape->levels[0], darkena(fcol, fd, 255), PPR::FLOOR);
-      else
-        draw_qfi(c, V, darkena(fcol, fd, flooralpha));
+      else {
+        draw_qfi(c, V, darkena3(fcol, fd, flooralpha));
+        }
       }
     
     #if MAXMDIM >= 4
diff --git a/config.cpp b/config.cpp
index c9a32c8a..68846da5 100644
--- a/config.cpp
+++ b/config.cpp
@@ -2765,6 +2765,11 @@ EX int config3 = addHook(hooks_configfile, 100, [] {
   param_f(twopoint_xwidth, "twopoint_xwidth");
   param_f(periodwidth, "periodwidth", 1);
 
+  param_b(draw_plain_floors, "draw_plain_floors", false)
+  ->editable("draw plain floors in 3D", 'p');
+  param_i(default_flooralpha, "floor_alpha")
+  ->editable(0, 255, 15, "floor alpha", "255 = opaque", 'a');
+
   param_f(vid.depth_bonus, "depth_bonus", 0)
     ->editable(-5, 5, .1, "depth bonus in pseudohedral", "", 'b');
   param_enum(vid.pseudohedral, "pseudohedral", "pseudohedral", phOFF)