Allow full circle rotation with 2degs step for plantlike drawtype.

[oweals/minetest.git] / src / tile.cpp

diff --git a/src/tile.cpp b/src/tile.cpp
index 17ec51614fe1265eaf8f2cf72762c875d6060004..7cb39eabfbf39cbb99a033b55482e0617c8aa22f 100644 (file)
--- a/src/tile.cpp
+++ b/src/tile.cpp
@@ -389,6 +389,7 @@ public:
        // Shall be called from the main thread.
        bool generateImage(std::string part_of_name, video::IImage *& baseimg);
 
+       video::ITexture* getNormalTexture(const std::string &name);
 private:
 
        // The id of the thread that is allowed to use irrlicht directly
@@ -1872,3 +1873,24 @@ void imageTransform(u32 transform, video::IImage *src, video::IImage *dst)
                dst->setPixel(dx,dy,c);
        }
 }
+
+video::ITexture* TextureSource::getNormalTexture(const std::string &name)
+{
+       u32 id;
+       if (isKnownSourceImage("override_normal.png"))
+               return getTexture("override_normal.png", &id);
+       std::string fname_base = name;
+       std::string normal_ext = "_normal.png";
+       size_t pos = fname_base.find(".");
+       std::string fname_normal = fname_base.substr(0, pos) + normal_ext;
+       if (isKnownSourceImage(fname_normal)) {
+               // look for image extension and replace it
+               size_t i = 0;
+               while ((i = fname_base.find(".", i)) != std::string::npos) {
+                       fname_base.replace(i, 4, normal_ext);
+                       i += normal_ext.length();
+               }
+               return getTexture(fname_base, &id);
+               }
+       return NULL;
+}