From 458e0005690ea9d579588a0a12368fc2c2c9a93a Mon Sep 17 00:00:00 2001
From: untodesu <kirill@untode.su>
Date: Tue, 1 Jul 2025 03:08:39 +0500
Subject: I hyper-focued on refactoring again - I put a cool-sounding "we are
 number one" remix on repeat and straight   up grinded the entire repository
 to a better state until 03:09 AM. I   guess I have something wrong in my
 brain that makes me do this shit

---
 game/client/world/chunk_quad.hh | 45 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 game/client/world/chunk_quad.hh

(limited to 'game/client/world/chunk_quad.hh')

diff --git a/game/client/world/chunk_quad.hh b/game/client/world/chunk_quad.hh
new file mode 100644
index 0000000..9b3ca47
--- /dev/null
+++ b/game/client/world/chunk_quad.hh
@@ -0,0 +1,45 @@
+#ifndef CLIENT_CHUNK_QUAD_HH
+#define CLIENT_CHUNK_QUAD_HH 1
+#pragma once
+
+#include "core/math/constexpr.hh"
+
+#include "shared/world/voxel_registry.hh"
+
+namespace world
+{
+// [0] XXXXXXXXYYYYYYYYZZZZZZZZWWWWHHHH
+// [1] FFFFTTTTTTTTTTTAAAAA------------
+using ChunkQuad = std::array<std::uint32_t, 2>;
+} // namespace world
+
+namespace world
+{
+constexpr inline static ChunkQuad make_chunk_quad(
+    const glm::fvec3& position, const glm::fvec2& size, voxel_facing facing, std::size_t texture, std::size_t frames)
+{
+    ChunkQuad result = {};
+    result[0] = 0x00000000;
+    result[1] = 0x00000000;
+
+    // [0] XXXXXXXXYYYYYYYYZZZZZZZZ--------
+    result[0] |= (0x000000FFU & static_cast<std::uint32_t>(position.x * 16.0f)) << 24U;
+    result[0] |= (0x000000FFU & static_cast<std::uint32_t>(position.y * 16.0f)) << 16U;
+    result[0] |= (0x000000FFU & static_cast<std::uint32_t>(position.z * 16.0f)) << 8U;
+
+    // [0] ------------------------WWWWHHHH
+    result[0] |= (0x0000000FU & static_cast<std::uint32_t>(size.x * 16.0f - 1.0f)) << 4U;
+    result[0] |= (0x0000000FU & static_cast<std::uint32_t>(size.y * 16.0f - 1.0f));
+
+    // [1] FFFF----------------------------
+    result[1] |= (0x0000000FU & static_cast<std::uint32_t>(facing)) << 28U;
+
+    // [1] ----TTTTTTTTTTTAAAAA------------
+    result[1] |= (0x000007FFU & static_cast<std::uint32_t>(texture)) << 17U;
+    result[1] |= (0x0000001FU & static_cast<std::uint32_t>(frames)) << 12U;
+
+    return result;
+}
+} // namespace world
+
+#endif // CLIENT_CHUNK_QUAD_HH
-- 
cgit