diff options
Diffstat (limited to 'src/mapblock.cpp')
| -rw-r--r-- | src/mapblock.cpp | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/src/mapblock.cpp b/src/mapblock.cpp index c6b82634d..71044652d 100644 --- a/src/mapblock.cpp +++ b/src/mapblock.cpp @@ -1672,6 +1672,110 @@ scene::SMesh* makeMapBlockMesh(MeshMakeData *data) collector.append(material_papyrus, vertices, 4, indices, 6); } } + else if(n.d == CONTENT_RAIL) + { + u8 l = decode_light(n.getLightBlend(data->m_daynight_ratio)); + video::SColor c(255,l,l,l); + + bool is_rail_x [] = { false, false }; /* x-1, x+1 */ + bool is_rail_z [] = { false, false }; /* z-1, z+1 */ + + MapNode n_minus_x = data->m_vmanip.getNodeNoEx(blockpos_nodes + v3s16(x-1,y,z)); + MapNode n_plus_x = data->m_vmanip.getNodeNoEx(blockpos_nodes + v3s16(x+1,y,z)); + MapNode n_minus_z = data->m_vmanip.getNodeNoEx(blockpos_nodes + v3s16(x,y,z-1)); + MapNode n_plus_z = data->m_vmanip.getNodeNoEx(blockpos_nodes + v3s16(x,y,z+1)); + + if(n_minus_x.d == CONTENT_RAIL) + is_rail_x[0] = true; + if(n_plus_x.d == CONTENT_RAIL) + is_rail_x[1] = true; + if(n_minus_z.d == CONTENT_RAIL) + is_rail_z[0] = true; + if(n_plus_z.d == CONTENT_RAIL) + is_rail_z[1] = true; + + float d = (float)BS/16; + video::S3DVertex vertices[4] = + { + video::S3DVertex(-BS/2,-BS/2+d,-BS/2, 0,0,0, c, + 0, 1), + video::S3DVertex(BS/2,-BS/2+d,-BS/2, 0,0,0, c, + 1, 1), + video::S3DVertex(BS/2,-BS/2+d,BS/2, 0,0,0, c, + 1, 0), + video::S3DVertex(-BS/2,-BS/2+d,BS/2, 0,0,0, c, + 0, 0), + }; + + video::SMaterial material_rail; + material_rail.setFlag(video::EMF_LIGHTING, false); + material_rail.setFlag(video::EMF_BACK_FACE_CULLING, false); + material_rail.setFlag(video::EMF_BILINEAR_FILTER, false); + material_rail.setFlag(video::EMF_FOG_ENABLE, true); + material_rail.MaterialType + = video::EMT_TRANSPARENT_ALPHA_CHANNEL_REF; + + int adjacencies = is_rail_x[0] + is_rail_x[1] + is_rail_z[0] + is_rail_z[1]; + + // Assign textures + if(adjacencies < 2) + material_rail.setTexture(0, g_texturesource->getTextureRaw("rail.png")); + else if(adjacencies == 2) + { + if((is_rail_x[0] && is_rail_x[1]) || (is_rail_z[0] && is_rail_z[1])) + material_rail.setTexture(0, g_texturesource->getTextureRaw("rail.png")); + else + material_rail.setTexture(0, g_texturesource->getTextureRaw("rail_curved.png")); + } + else if(adjacencies == 3) + material_rail.setTexture(0, g_texturesource->getTextureRaw("rail_t_junction.png")); + else if(adjacencies == 4) + material_rail.setTexture(0, g_texturesource->getTextureRaw("rail_crossing.png")); + + // Rotate textures + int angle = 0; + + if(adjacencies == 1) + { + if(is_rail_x[0] || is_rail_x[1]) + angle = 90; + } + else if(adjacencies == 2) + { + if(is_rail_x[0] && is_rail_x[1]) + angle = 90; + else if(is_rail_x[0] && is_rail_z[0]) + angle = 270; + else if(is_rail_x[0] && is_rail_z[1]) + angle = 180; + else if(is_rail_x[1] && is_rail_z[1]) + angle = 90; + } + else if(adjacencies == 3) + { + if(!is_rail_x[0]) + angle=0; + if(!is_rail_x[1]) + angle=180; + if(!is_rail_z[0]) + angle=90; + if(!is_rail_z[1]) + angle=270; + } + + if(angle != 0) { + for(u16 i=0; i<4; i++) + vertices[i].Pos.rotateXZBy(angle); + } + + for(s32 i=0; i<4; i++) + { + vertices[i].Pos += intToFloat(p + blockpos_nodes, BS); + } + + u16 indices[] = {0,1,2,2,3,0}; + collector.append(material_rail, vertices, 4, indices, 6); + } } |