diff --git a/res/content/base/textures/blocks/dirt.png b/res/content/base/textures/blocks/dirt.png
index 9fc51ad88..8df51c45e 100644
Binary files a/res/content/base/textures/blocks/dirt.png and b/res/content/base/textures/blocks/dirt.png differ
diff --git a/res/content/base/textures/blocks/grass.png b/res/content/base/textures/blocks/grass.png
index 98dbda01f..0b93571b2 100644
Binary files a/res/content/base/textures/blocks/grass.png and b/res/content/base/textures/blocks/grass.png differ
diff --git a/res/content/base/textures/blocks/grass_side.png b/res/content/base/textures/blocks/grass_side.png
index 553bd8b4f..c6b2a8c4c 100644
Binary files a/res/content/base/textures/blocks/grass_side.png and b/res/content/base/textures/blocks/grass_side.png differ
diff --git a/res/shaders/main.glslf b/res/shaders/main.glslf
index 115cb9274..3a12c406e 100644
--- a/res/shaders/main.glslf
+++ b/res/shaders/main.glslf
@@ -30,7 +30,7 @@ void main() {
         texColor.rgb = u_debugNormals ? (a_normal * 0.5 + 0.5) : vec3(1.0);
 
     f_color = texColor;
-    f_color.rgb *= min(vec3(1.0), a_torchLight.rgb + a_skyLight);
+    f_color.rgb *= max(a_torchLight.rgb, a_skyLight);
 
 #ifndef ADVANCED_RENDER
     vec3 fogColor = texture(u_skybox, a_dir).rgb;
diff --git a/src/audio/AL/ALAudio.cpp b/src/audio/AL/ALAudio.cpp
index 048a8630a..41ce83c08 100644
--- a/src/audio/AL/ALAudio.cpp
+++ b/src/audio/AL/ALAudio.cpp
@@ -485,6 +485,8 @@ ALAudio::ALAudio(ALCdevice* device, ALCcontext* context)
     for (auto& name : inputDevices) {
         logger.info() << "  " << name;
     }
+
+    alDopplerFactor(1.0 / 3.0);
 }
 
 ALAudio::~ALAudio() {
diff --git a/src/graphics/render/BlocksRenderer.cpp b/src/graphics/render/BlocksRenderer.cpp
index c3ca56b4f..8466008da 100644
--- a/src/graphics/render/BlocksRenderer.cpp
+++ b/src/graphics/render/BlocksRenderer.cpp
@@ -28,10 +28,6 @@ BlocksRenderer::BlocksRenderer(
     cache(cache),
     settings(settings)
 {
-    voxelsBuffer = std::make_unique<VoxelsVolume>(
-        CHUNK_W + voxelBufferPadding*2,
-        CHUNK_H,
-        CHUNK_D + voxelBufferPadding*2);
     blockDefsCache = content.getIndices()->blocks.getDefs();
 }
 
@@ -313,6 +309,7 @@ void BlocksRenderer::blockCustomModel(
             overflow = true;
             return;
         }
+        bool shading = mesh.shading && !block.shadeless;
         for (int triangle = 0; triangle < mesh.vertices.size() / 3; triangle++) {
             auto r = mesh.vertices[triangle * 3 + (triangle % 2) * 2].coord -
                      mesh.vertices[triangle * 3 + 1].coord;
@@ -329,7 +326,9 @@ void BlocksRenderer::blockCustomModel(
                       0.5f;
             vp = vp.x * X + vp.y * Y + vp.z * Z;
 
-            if (!isOpen(glm::floor(coord + vp + 0.5f + n * 1e-3f), block, variant) && is_aligned(n)) {
+            if (!block.rt.extended
+                && !isOpen(glm::floor(coord + vp + 0.5f + n * 1e-3f), block, variant)
+                && is_aligned(n)) {
                 continue;
             }
 
@@ -342,22 +341,29 @@ void BlocksRenderer::blockCustomModel(
                 const auto& vcoord = vertex.coord - 0.5f;
 
                 glm::vec4 aoColor {1.0f, 1.0f, 1.0f, 1.0f};
-                if (mesh.shading && ao) {
+                if (shading && ao) {
                     const float eps = 0.05f;
                     auto p = coord + vcoord.x * X + vcoord.y * Y + vcoord.z * Z +
                              r * 0.5f + t * 0.5f + n * eps;
                     auto p1 = p + n * eps;
                     auto p2 = p + n * 0.5f;
                     aoColor = pickSoftLight(p1.x, p1.y, p1.z, glm::ivec3(r), glm::ivec3(t));
-                    aoColor = glm::max(aoColor, pickSoftLight(p2.x, p2.y, p2.z, glm::ivec3(r), glm::ivec3(t)));
+                    if (!block.lightPassing) {
+                        aoColor = glm::max(
+                            aoColor,
+                            pickSoftLight(
+                                p2.x, p2.y, p2.z, glm::ivec3(r), glm::ivec3(t)
+                            )
+                        );
+                    }
                 }
                 this->vertex(
                     coord + vcoord.x * X + vcoord.y * Y + vcoord.z * Z,
                     vertex.uv.x,
                     vertex.uv.y,
-                    mesh.shading ? (glm::vec4(d, d, d, d) * aoColor) : glm::vec4(1, 1, 1, d),
+                    shading ? (glm::vec4(d, d, d, d) * aoColor) : glm::vec4(1, 1, 1, d),
                     n,
-                    mesh.shading ? 0.0f : 1.0
+                    shading ? 0.0f : 1.0
                 );
                 indexBuffer[indexCount++] = vertexOffset++;
             }
@@ -691,13 +697,9 @@ SortingMeshData BlocksRenderer::renderTranslucent(
     return sortingMesh;
 }
 
-void BlocksRenderer::build(const Chunk* chunk, const Chunks* chunks) {
+void BlocksRenderer::build(const Chunk* chunk, const VoxelsVolume& volume) {
     this->chunk = chunk;
-    voxelsBuffer->setPosition(
-        chunk->x * CHUNK_W - voxelBufferPadding, 0,
-        chunk->z * CHUNK_D - voxelBufferPadding);
-    chunks->getVoxels(*voxelsBuffer, settings.graphics.backlight.get());
-
+    this->voxelsBuffer = &volume;
     if (voxelsBuffer->pickBlockId(
         chunk->x * CHUNK_W, 0, chunk->z * CHUNK_D
     ) == BLOCK_VOID) {
@@ -738,7 +740,7 @@ void BlocksRenderer::build(const Chunk* chunk, const Chunks* chunks) {
     indexCount = 0;
     denseIndexCount = 0;
 
-    denseRender = false; //settings.graphics.denseRender.get();
+    denseRender = false;
     densePass = false;
     render(voxels, beginEnds);
 
@@ -767,15 +769,18 @@ ChunkMeshData BlocksRenderer::createMesh() {
                 util::Buffer(denseIndexBuffer.get(), denseIndexCount),
             },
             util::Buffer(
-                ChunkVertex::ATTRIBUTES, sizeof(ChunkVertex::ATTRIBUTES) / sizeof(VertexAttribute)
+                ChunkVertex::ATTRIBUTES,
+                sizeof(ChunkVertex::ATTRIBUTES) / sizeof(VertexAttribute)
             )
         ),
         std::move(sortingMesh)
     };
 }
 
-ChunkMesh BlocksRenderer::render(const Chunk *chunk, const Chunks *chunks) {
-    build(chunk, chunks);
+ChunkMesh BlocksRenderer::render(
+    const Chunk* chunk, const VoxelsVolume& volume
+) {
+    build(chunk, volume);
 
     return ChunkMesh{std::make_unique<Mesh<ChunkVertex>>(
         vertexBuffer.get(), vertexCount, 
@@ -786,11 +791,6 @@ ChunkMesh BlocksRenderer::render(const Chunk *chunk, const Chunks *chunks) {
     ), std::move(sortingMesh)};
 }
 
-VoxelsVolume* BlocksRenderer::getVoxelsBuffer() const {
-    return voxelsBuffer.get();
-}
-
 size_t BlocksRenderer::getMemoryConsumption() const {
-    size_t volume = voxelsBuffer->getW() * voxelsBuffer->getH() * voxelsBuffer->getD();
-    return capacity * (sizeof(ChunkVertex) + sizeof(uint32_t) * 2) + volume * (sizeof(voxel) + sizeof(light_t));
+    return capacity * (sizeof(ChunkVertex) + sizeof(uint32_t) * 2);
 }
diff --git a/src/graphics/render/BlocksRenderer.hpp b/src/graphics/render/BlocksRenderer.hpp
index a954fad6e..2006baab3 100644
--- a/src/graphics/render/BlocksRenderer.hpp
+++ b/src/graphics/render/BlocksRenderer.hpp
@@ -32,13 +32,12 @@ class BlocksRenderer {
     size_t indexCount;
     size_t denseIndexCount;
     size_t capacity;
-    int voxelBufferPadding = 2;
     bool overflow = false;
     bool cancelled = false;
     bool densePass = false;
     bool denseRender = false;
     const Chunk* chunk = nullptr;
-    std::unique_ptr<VoxelsVolume> voxelsBuffer;
+    const VoxelsVolume* voxelsBuffer = nullptr;
 
     const Block* const* blockDefsCache;
     const ContentGfxCache& cache;
@@ -152,9 +151,13 @@ class BlocksRenderer {
 
     glm::vec4 pickLight(int x, int y, int z) const;
     glm::vec4 pickLight(const glm::ivec3& coord) const;
-    glm::vec4 pickSoftLight(const glm::ivec3& coord, const glm::ivec3& right, const glm::ivec3& up) const;
-    glm::vec4 pickSoftLight(float x, float y, float z, const glm::ivec3& right, const glm::ivec3& up) const;
-    
+    glm::vec4 pickSoftLight(
+        const glm::ivec3& coord, const glm::ivec3& right, const glm::ivec3& up
+    ) const;
+    glm::vec4 pickSoftLight(
+        float x, float y, float z, const glm::ivec3& right, const glm::ivec3& up
+    ) const;
+
     void render(const voxel* voxels, const int beginEnds[256][2]);
     SortingMeshData renderTranslucent(const voxel* voxels, int beginEnds[256][2]);
 public:
@@ -166,10 +169,11 @@ public:
     );
     virtual ~BlocksRenderer();
 
-    void build(const Chunk* chunk, const Chunks* chunks);
-    ChunkMesh render(const Chunk* chunk, const Chunks* chunks);
+    void build(const Chunk* chunk, const VoxelsVolume& volume);
+    ChunkMesh render(
+        const Chunk* chunk, const VoxelsVolume& volume
+    );
     ChunkMeshData createMesh();
-    VoxelsVolume* getVoxelsBuffer() const;
 
     size_t getMemoryConsumption() const;
 
diff --git a/src/graphics/render/ChunksRenderer.cpp b/src/graphics/render/ChunksRenderer.cpp
index b0dfaec3e..8289967c1 100644
--- a/src/graphics/render/ChunksRenderer.cpp
+++ b/src/graphics/render/ChunksRenderer.cpp
@@ -12,24 +12,22 @@
 #include "window/Camera.hpp"
 #include "maths/FrustumCulling.hpp"
 #include "util/listutil.hpp"
+#include "util/ObjectsPool.hpp"
 #include "settings.hpp"
 
 static debug::Logger logger("chunks-render");
 
 size_t ChunksRenderer::visibleChunks = 0;
 
-class RendererWorker : public util::Worker<std::shared_ptr<Chunk>, RendererResult> {
-    const Chunks& chunks;
+class RendererWorker : public util::Worker<RendererJob, RendererResult> {
     BlocksRenderer renderer;
 public:
     RendererWorker(
         const Level& level,
-        const Chunks& chunks,
         const ContentGfxCache& cache,
         const EngineSettings& settings
     )
-        : chunks(chunks),
-          renderer(
+        : renderer(
               settings.graphics.denseRender.get()
                   ? settings.graphics.chunkMaxVerticesDense.get()
                   : settings.graphics.chunkMaxVertices.get(),
@@ -39,8 +37,10 @@ public:
           ) {
     }
 
-    RendererResult operator()(const std::shared_ptr<Chunk>& chunk) override {
-        renderer.build(chunk.get(), &chunks);
+    RendererResult operator()(const RendererJob& job) override {
+        auto chunk = job.chunk;
+        auto volume = job.volume;
+        renderer.build(chunk.get(), *volume);
         if (renderer.isCancelled()) {
             return RendererResult {
                 glm::ivec2(chunk->x, chunk->z), true, ChunkMeshData {}};
@@ -51,6 +51,9 @@ public:
     }
 };
 
+static util::ObjectsPool<VoxelsVolume> voxelsVolumesPool {};
+static inline const int VOXELS_BUFFER_PADDING = 2;
+
 ChunksRenderer::ChunksRenderer(
     const Level* level,
     const Chunks& chunks,
@@ -67,7 +70,7 @@ ChunksRenderer::ChunksRenderer(
           "chunks-render-pool",
           [&]() {
               return std::make_shared<RendererWorker>(
-                  *level, chunks, cache, settings
+                  *level, cache, settings
               );
           },
           [&](RendererResult& result) {
@@ -87,30 +90,61 @@ ChunksRenderer::ChunksRenderer(
         level->content, cache, settings
     );
     logger.info() << "created " << threadPool.getWorkersCount() << " workers";
-    logger.info() << "memory consumption is " 
-        << renderer->getMemoryConsumption() * threadPool.getWorkersCount()
-        << " B";
+    logger.info() << "memory consumption is "
+                  << renderer->getMemoryConsumption() *
+                             threadPool.getWorkersCount() +
+                         voxelsVolumesPool.countTotal() *
+                             (sizeof(VoxelsVolume) +
+                              (CHUNK_W + VOXELS_BUFFER_PADDING * 2) * CHUNK_H *
+                                  (CHUNK_D + VOXELS_BUFFER_PADDING * 2) *
+                                  (sizeof(voxel) + sizeof(light_t)))
+                  << " B";
 }
 
 ChunksRenderer::~ChunksRenderer() = default;
 
+std::shared_ptr<VoxelsVolume> ChunksRenderer::prepareVoxelsVolume(
+    const Chunk& chunk
+) {
+    auto voxelsBuffer = voxelsVolumesPool.create(
+        CHUNK_W + VOXELS_BUFFER_PADDING * 2,
+        CHUNK_H,
+        CHUNK_D + VOXELS_BUFFER_PADDING * 2
+    );
+    voxelsBuffer->setPosition(
+        chunk.x * CHUNK_W - VOXELS_BUFFER_PADDING, 0,
+        chunk.z * CHUNK_D - VOXELS_BUFFER_PADDING
+    );
+    chunks.getVoxels(
+        *voxelsBuffer, settings.graphics.backlight.get(), chunk.top + 1
+    );
+    return voxelsBuffer;
+}
+
 const Mesh<ChunkVertex>* ChunksRenderer::render(
     const std::shared_ptr<Chunk>& chunk, bool important
 ) {
+    glm::ivec2 key(chunk->x, chunk->z);
     chunk->flags.modified = false;
     if (important) {
-        auto mesh = renderer->render(chunk.get(), &chunks);
-        meshes[glm::ivec2(chunk->x, chunk->z)] = ChunkMesh {
-            std::move(mesh.mesh), std::move(mesh.sortingMeshData)
-        };
+        auto voxelsBuffer = prepareVoxelsVolume(*chunk);
+        inwork[key] = true;
+
+        auto mesh = renderer->render(chunk.get(), *voxelsBuffer);
+        meshes[glm::ivec2(chunk->x, chunk->z)] =
+            ChunkMesh {std::move(mesh.mesh), std::move(mesh.sortingMeshData)};
         return meshes[glm::ivec2(chunk->x, chunk->z)].mesh.get();
     }
-    glm::ivec2 key(chunk->x, chunk->z);
     if (inwork.find(key) != inwork.end()) {
         return nullptr;
     }
+    auto voxelsBuffer = prepareVoxelsVolume(*chunk);
     inwork[key] = true;
-    threadPool.enqueueJob(chunk);
+    chunks.getVoxels(
+        *voxelsBuffer, settings.graphics.backlight.get(), chunk->top + 1
+    );
+
+    threadPool.enqueueJob({chunk, std::move(voxelsBuffer)});
     return nullptr;
 }
 
diff --git a/src/graphics/render/ChunksRenderer.hpp b/src/graphics/render/ChunksRenderer.hpp
index 9215a8638..9794a8405 100644
--- a/src/graphics/render/ChunksRenderer.hpp
+++ b/src/graphics/render/ChunksRenderer.hpp
@@ -21,6 +21,7 @@ class Chunks;
 class Frustum;
 class BlocksRenderer;
 class ContentGfxCache;
+class VoxelsVolume;
 struct EngineSettings;
 
 struct ChunksSortEntry {
@@ -38,6 +39,11 @@ struct RendererResult {
     ChunkMeshData meshData;
 };
 
+struct RendererJob {
+    std::shared_ptr<Chunk> chunk;
+    std::shared_ptr<VoxelsVolume> volume;
+};
+
 class ChunksRenderer {
     const Chunks& chunks;
     const Assets& assets;
@@ -48,10 +54,11 @@ class ChunksRenderer {
     std::unordered_map<glm::ivec2, ChunkMesh> meshes;
     std::unordered_map<glm::ivec2, bool> inwork;
     std::vector<ChunksSortEntry> indices;
-    util::ThreadPool<std::shared_ptr<Chunk>, RendererResult> threadPool;
+    util::ThreadPool<RendererJob, RendererResult> threadPool;
     const Mesh<ChunkVertex>* retrieveChunk(
         size_t index, const Camera& camera, bool culling
     );
+    std::shared_ptr<VoxelsVolume> prepareVoxelsVolume(const Chunk& chunk);
 public:
     ChunksRenderer(
         const Level* level,
diff --git a/src/graphics/render/Emitter.cpp b/src/graphics/render/Emitter.cpp
index cc7450f9f..aa817b354 100644
--- a/src/graphics/render/Emitter.cpp
+++ b/src/graphics/render/Emitter.cpp
@@ -126,7 +126,7 @@ void Emitter::update(
 }
 
 void Emitter::stop() {
-    count = 0;
+    this->count = 0;
 }
 
 bool Emitter::isDead() const {
@@ -138,7 +138,7 @@ bool Emitter::isReferred() const {
 }
 
 const EmitterOrigin& Emitter::getOrigin() const {
-    return origin;
+    return this->origin;
 }
 
 void Emitter::setOrigin(const EmitterOrigin& origin) {
diff --git a/src/graphics/render/PrecipitationRenderer.cpp b/src/graphics/render/PrecipitationRenderer.cpp
index 68c955c34..484425273 100644
--- a/src/graphics/render/PrecipitationRenderer.cpp
+++ b/src/graphics/render/PrecipitationRenderer.cpp
@@ -149,7 +149,7 @@ void PrecipitationRenderer::render(
                     glm::cross(glm::vec3(0, 1, 0), face.right),
                     FACE_SIZE,
                     light_at(chunks, pos.x, y, pos.z),
-                    glm::vec3(2.0f),
+                    glm::vec3(3.0f),
                     calc_uv(pos, face.right, timer, weather)
                 );
             }
diff --git a/src/util/ObjectsPool.hpp b/src/util/ObjectsPool.hpp
index 075024f8e..25f633ab1 100644
--- a/src/util/ObjectsPool.hpp
+++ b/src/util/ObjectsPool.hpp
@@ -46,6 +46,10 @@ namespace util {
                 freeObjects.push(ptr);
             });
         }
+
+        size_t countTotal() const {
+            return objects.size();
+        }
     private:
         std::vector<std::unique_ptr<void, AlignedDeleter>> objects;
         std::queue<void*> freeObjects;
diff --git a/src/voxels/Chunks.cpp b/src/voxels/Chunks.cpp
index eded34e89..96c709639 100644
--- a/src/voxels/Chunks.cpp
+++ b/src/voxels/Chunks.cpp
@@ -334,7 +334,8 @@ bool Chunks::putChunk(const std::shared_ptr<Chunk>& chunk) {
 // reduce nesting on next modification
 // 25.06.2024: not now
 // 11.11.2024: not now
-void Chunks::getVoxels(VoxelsVolume& volume, bool backlight) const {
+// 12.12.2025: not now
+void Chunks::getVoxels(VoxelsVolume& volume, bool backlight, int top) const {
     voxel* voxels = volume.getVoxels();
     light_t* lights = volume.getLights();
     int x = volume.getX();
@@ -342,7 +343,7 @@ void Chunks::getVoxels(VoxelsVolume& volume, bool backlight) const {
     int z = volume.getZ();
 
     int w = volume.getW();
-    int h = volume.getH();
+    int h = std::min<int>(volume.getH(), top);
     int d = volume.getD();
 
     int scx = floordiv<CHUNK_W>(x);
diff --git a/src/voxels/Chunks.hpp b/src/voxels/Chunks.hpp
index 214e47c67..2448d8333 100644
--- a/src/voxels/Chunks.hpp
+++ b/src/voxels/Chunks.hpp
@@ -9,6 +9,7 @@
 
 #include "typedefs.hpp"
 #include "voxel.hpp"
+#include "constants.hpp"
 #include "util/AreaMap2D.hpp"
 
 class VoxelRenderer;
@@ -126,7 +127,7 @@ public:
     bool isReplaceableBlock(int32_t x, int32_t y, int32_t z);
     bool isObstacleBlock(int32_t x, int32_t y, int32_t z);
 
-    void getVoxels(VoxelsVolume& volume, bool backlight = false) const;
+    void getVoxels(VoxelsVolume& volume, bool backlight = false, int top = CHUNK_H) const;
 
     void setCenter(int32_t x, int32_t z);
     void resize(uint32_t newW, uint32_t newD);