diff options
| -rw-r--r-- | src/mapblock_mesh.cpp | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/src/mapblock_mesh.cpp b/src/mapblock_mesh.cpp index b2870509b..daebbe217 100644 --- a/src/mapblock_mesh.cpp +++ b/src/mapblock_mesh.cpp @@ -32,6 +32,16 @@ with this program; if not, write to the Free Software Foundation, Inc., #include "settings.h" #include "util/directiontables.h" +float srgb_linear_multiply(float f, float m, float max) +{ + f = f * f; // SRGB -> Linear + f *= m; + f = sqrt(f); // Linear -> SRGB + if(f > max) + f = max; + return f; +} + /* MeshMakeData */ @@ -1071,11 +1081,19 @@ MapBlockMesh::MapBlockMesh(MeshMakeData *data): for(u32 j = 0; j < p.vertices.size(); j++) { video::SColor &vc = p.vertices[j].Color; + // Set initial real color and store for later updates u8 day = vc.getRed(); u8 night = vc.getGreen(); finalColorBlend(vc, day, night, 1000); if(day != night) m_daynight_diffs[i][j] = std::make_pair(day, night); + // Brighten topside (no shaders) + if(p.vertices[j].Normal.Y > 0.5) + { + vc.setRed (srgb_linear_multiply(vc.getRed(), 1.3, 255.0)); + vc.setGreen(srgb_linear_multiply(vc.getGreen(), 1.3, 255.0)); + vc.setBlue (srgb_linear_multiply(vc.getBlue(), 1.3, 255.0)); + } } } @@ -1229,6 +1247,14 @@ bool MapBlockMesh::animate(bool faraway, float time, int crack, u32 daynight_rat u8 night = j->second.second; finalColorBlend(vertices[vertexIndex].Color, day, night, daynight_ratio); + // Brighten topside (no shaders) + if(vertices[vertexIndex].Normal.Y > 0.5) + { + video::SColor &vc = vertices[vertexIndex].Color; + vc.setRed (srgb_linear_multiply(vc.getRed(), 1.3, 255.0)); + vc.setGreen(srgb_linear_multiply(vc.getGreen(), 1.3, 255.0)); + vc.setBlue (srgb_linear_multiply(vc.getBlue(), 1.3, 255.0)); + } } } m_last_daynight_ratio = daynight_ratio; |