Flip terrain textures

9 years ago · fbd4ad9b0c
parent 71401aafe7
commit fbd4ad9b0c
2 changed files with 3 additions and 3 deletions
--- a/components/esmterrain/storage.cpp
+++ b/components/esmterrain/storage.cpp
@ -399,9 +399,9 @@ namespace ESMTerrain
                    int channel = pack ? std::max(0, (layerIndex-1) % 4) : 0;

                    if (blendIndex == i)
-                        pData[y*blendmapSize*channels + x*channels + channel] = 255;
+                        pData[(blendmapSize - y - 1)*blendmapSize*channels + x*channels + channel] = 255;
                    else
-                        pData[y*blendmapSize*channels + x*channels + channel] = 0;
+                        pData[(blendmapSize - y - 1)*blendmapSize*channels + x*channels + channel] = 0;
                }
            }

--- a/components/terrain/buffercache.cpp
+++ b/components/terrain/buffercache.cpp
@ -193,7 +193,7 @@ namespace Terrain
            for (unsigned int row = 0; row < mNumVerts; ++row)
            {
                uvs->push_back(osg::Vec2f(col / static_cast<float>(mNumVerts-1),
-                                          row / static_cast<float>(mNumVerts-1)));
+                                          ((mNumVerts-1) - row) / static_cast<float>(mNumVerts-1)));
            }
        }