From a020b928247295c1d7ab2afca673a36b4cf50a03 Mon Sep 17 00:00:00 2001
From: veclavtalica <veclavtalica@tutamail.com>
Date: Fri, 21 Feb 2025 02:00:00 +0300
Subject: [PATCH] /apps/demos/crawl: facing textures

---
 apps/demos/crawl/data/assets/castledoors.png |  3 +++
 apps/demos/crawl/data/assets/lever.png       |  3 +++
 apps/demos/crawl/data/levels/00.lvl          |  4 +++
 apps/demos/crawl/data/scripts/render.lua     | 27 ++++++++++++++++++++
 4 files changed, 37 insertions(+)
 create mode 100644 apps/demos/crawl/data/assets/castledoors.png
 create mode 100644 apps/demos/crawl/data/assets/lever.png

diff --git a/apps/demos/crawl/data/assets/castledoors.png b/apps/demos/crawl/data/assets/castledoors.png
new file mode 100644
index 0000000..a185564
--- /dev/null
+++ b/apps/demos/crawl/data/assets/castledoors.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d62c53d1f085ce8f308aac04a14e5d7b3002e1bad7382e40814641e6dbcf2501
+size 11508
diff --git a/apps/demos/crawl/data/assets/lever.png b/apps/demos/crawl/data/assets/lever.png
new file mode 100644
index 0000000..f515550
--- /dev/null
+++ b/apps/demos/crawl/data/assets/lever.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:abd02981d1d72a1af4a3170432237136b94017a1ed217e66fccfb285af5519f8
+size 1020
diff --git a/apps/demos/crawl/data/levels/00.lvl b/apps/demos/crawl/data/levels/00.lvl
index 8631102..1677b04 100644
--- a/apps/demos/crawl/data/levels/00.lvl
+++ b/apps/demos/crawl/data/levels/00.lvl
@@ -24,9 +24,13 @@
 X door
   open_on_signal : sg_torch0
   tile_texture : /assets/mossy_rock.png
+  face : horizon
+  face_texture : /assets/castledoors.png
 / lever
   on_interact_emit : sg_torch0
   tile_texture : /assets/mossy_rock.png
+  face : observer
+  face_texture : /assets/lever.png
 
 @meta
 -- Arbitrary sections could be defined with value pairs.
diff --git a/apps/demos/crawl/data/scripts/render.lua b/apps/demos/crawl/data/scripts/render.lua
index f0819e1..805fb33 100644
--- a/apps/demos/crawl/data/scripts/render.lua
+++ b/apps/demos/crawl/data/scripts/render.lua
@@ -54,6 +54,33 @@ function render_dungeon(dungeon)
                     texture_region = { w = 128, h = 128 },
                 }
             end
+
+            if dungeon.grid[y][x].face_texture ~= nil then
+                if dungeon.grid[y][x].face == "horizon" then
+                    draw_quad {
+                        texture = dungeon.grid[y][x].face_texture,
+                        v3 = { x = y * 2,     y = 2, z = x * 2 + 1 },
+                        v2 = { x = y * 2,     y = 0, z = x * 2 + 1 },
+                        v1 = { x = y * 2 + 2, y = 0, z = x * 2 + 1 },
+                        v0 = { x = y * 2 + 2, y = 2, z = x * 2 + 1 },
+                        texture_region = { w = 64, h = 96 },
+                    }
+                    draw_quad {
+                        texture = dungeon.grid[y][x].face_texture,
+                        v3 = { x = y * 2 + 2, y = 2, z = x * 2 + 1 },
+                        v2 = { x = y * 2 + 2, y = 0, z = x * 2 + 1 },
+                        v1 = { x = y * 2,     y = 0, z = x * 2 + 1 },
+                        v0 = { x = y * 2,     y = 2, z = x * 2 + 1 },
+                        texture_region = { w = 64, h = 96 },
+                    }
+                elseif dungeon.grid[y][x].face == "observer" then
+                    draw_billboard {
+                        texture = dungeon.grid[y][x].face_texture,
+                        position = { x = y * 2 + 1, y = 1, z = x * 2 + 1 },
+                        size = { x = 1, y = 1 },
+                    }
+                end
+            end
         end
     end
 end