From 23d88e5f1c8f0c8652a07050fcfa8ff126e85d4a Mon Sep 17 00:00:00 2001
From: Mel <einebeere@gmail.com>
Date: Fri, 21 Jul 2023 02:17:03 +0200
Subject: Extremely simple chunk-limited lighting

---
 src/World/Generation/ChunkMeshing.hpp | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

(limited to 'src/World/Generation/ChunkMeshing.hpp')

diff --git a/src/World/Generation/ChunkMeshing.hpp b/src/World/Generation/ChunkMeshing.hpp
index 7e202ab..fb5fea9 100644
--- a/src/World/Generation/ChunkMeshing.hpp
+++ b/src/World/Generation/ChunkMeshing.hpp
@@ -2,15 +2,12 @@
 
 #include "../../GFX/Mesh.hpp"
 #include "../../GFX/Util/MeshBuilder.hpp"
+#include "../BlockSide.hpp"
 #include "../Chunk.hpp"
+#include "ChunkNeighbors.hpp"
 
 namespace MC::World::Generation::ChunkMeshing {
 
-struct ChunkNeighbors {
-    Chunk *north, *east, *south, *west;
-    Chunk *north_east, *south_east, *south_west, *north_west;
-};
-
 struct ChunkMesh { GFX::Mesh land_mesh, water_mesh; };
 ChunkMesh mesh_chunk(Chunk& chunk, const ChunkNeighbors& neighbors);
 
@@ -19,6 +16,7 @@ namespace Detail {
 using Vertex = Vector<3, F32>;
 using Normal = Vector<3, F32>;
 using TexCoord = Vector<2, F32>;
+using Light = F32;
 using AO = F32;
 
 template <typename T>
@@ -26,12 +24,12 @@ using Face = std::array<T, 4>;
 
 template <typename Decisions>
 GFX::Mesh create_mesh(Chunk& chunk, const ChunkNeighbors& neighbors) {
-    GFX::Util::MeshBuilder<Normal, TexCoord, AO> builder;
+    GFX::Util::MeshBuilder<Normal, TexCoord, Light, AO> builder;
 
     for (Int x = 0; x < Chunk::Width; x++) {
         for (Int y = 0; y < Chunk::Height; y++) {
             for (Int z = 0; z < Chunk::Width; z++) {
-                auto block = chunk.get(x, y, z);
+                auto block = chunk.at(x, y, z);
                 if (Decisions::should_ignore_block(block))
                     continue;
 
@@ -44,7 +42,8 @@ GFX::Mesh create_mesh(Chunk& chunk, const ChunkNeighbors& neighbors) {
                     builder.positions(Decisions::face_positions(side, x, y, z));
                     builder.attributes<0>(Decisions::face_normals(side));
                     builder.attributes<1>(Decisions::face_tex_coords(block.type, side));
-                    builder.attributes<2>(Decisions::face_ao_values(chunk, neighbors, x, y, z, side));
+                    builder.attributes<2>(Decisions::face_light(chunk, neighbors, x, y, z, side));
+                    builder.attributes<3>(Decisions::face_ao_values(chunk, neighbors, x, y, z, side));
                     builder.indices(std::array{ s + 0, s + 1, s + 2, s + 2, s + 3, s + 0 });
                 }
             }
@@ -59,10 +58,11 @@ public:
     static Face<Vertex> face_positions(BlockSide side, U32 x, U32 y, U32 z);
     static Face<TexCoord> face_tex_coords(BlockType type, BlockSide side);
     static Face<Normal> face_normals(BlockSide side);
+    static Face<Light> face_light(Chunk& chunk, const ChunkNeighbors& neighbors, U32 x, U32 y, U32 z, BlockSide side);
     static Face<AO> face_ao_values(Chunk& chunk, const ChunkNeighbors& neighbors, U32 x, U32 y, U32 z, BlockSide side);
 
-    static Chunk::BlockData get_block_wrapping(const Chunk& chunk, const ChunkNeighbors& neighbors, Vector<3, I32> pos);
     static Vector<3, I32> get_face_normal(BlockSide side);
+    static Chunk::BlockData get_opposing_neighbor(const Chunk& chunk, const ChunkNeighbors& neighbors, U32 x, U32 y, U32 z, BlockSide side);
 
     static Bool is_face_visible(Chunk& chunk, const ChunkNeighbors& neighbors, U32 x, U32 y, U32 z, BlockSide side);
     static Bool should_ignore_block(Chunk::BlockData block);
-- 
cgit 1.4.1