From 4307603bc2720a63497600f366ef25316bc41f86 Mon Sep 17 00:00:00 2001
From: XProger <xproger@list.ru>
Date: Thu, 15 Nov 2018 06:43:53 +0300
Subject: [PATCH] #138 fix transparency for animated textures

---
 src/format.h | 19 ++++++++++++++++---
 1 file changed, 16 insertions(+), 3 deletions(-)

diff --git a/src/format.h b/src/format.h
index 9ba4912..2ca73c5 100644
--- a/src/format.h
+++ b/src/format.h
@@ -5161,9 +5161,22 @@ namespace TR {
         }
 
         void initAnimTex() {
-            for (int i = 0; i < animTexturesCount; i++)
-                for (int j = 0; j < animTextures[i].count; j++)
-                    objectTextures[animTextures[i].textures[j]].animated = true;
+            for (int i = 0; i < animTexturesCount; i++) {
+                bool transp = false;
+                for (int j = 0; j < animTextures[i].count; j++) {
+                    TextureInfo &t = objectTextures[animTextures[i].textures[j]];
+                    t.animated = true;
+                    if (t.attribute != 0)
+                        transp = 1;
+                }
+
+                if (transp) {
+                    for (int j = 0; j < animTextures[i].count; j++) {
+                        TextureInfo &t = objectTextures[animTextures[i].textures[j]];
+                        t.attribute = 1;
+                    }
+                }
+            }
         }
 
         void shiftAnimTex() {