From c61e09ce986fa99debea040a7c0ac42749ad8052 Mon Sep 17 00:00:00 2001
From: Mel <einebeere@gmail.com>
Date: Tue, 6 Feb 2024 02:09:17 +0100
Subject: Render outlines on currently targeted blocks

---
 src/Math/Grid.cpp | 36 +++++++++++++++++++++++-------------
 1 file changed, 23 insertions(+), 13 deletions(-)

(limited to 'src/Math/Grid.cpp')

diff --git a/src/Math/Grid.cpp b/src/Math/Grid.cpp
index 422cf87..de5fa69 100644
--- a/src/Math/Grid.cpp
+++ b/src/Math/Grid.cpp
@@ -1,12 +1,18 @@
 #include "Grid.hpp"
 
+#include "../Common/Lambda.hpp"
+
 namespace Math {
 
-GridCellBoundaries grid_cell_for_point(Vector<2> point) {
-    auto x1 = std::trunc(point.x());
-    auto y1 = std::trunc(point.y());
-    auto x2 = x1 + 1.0f;
-    auto y2 = y1 + 1.0f;
+GridCellBoundaries grid_cell_containing_point(Vec2 point, Vec2 cell_size) {
+    return grid_cell_from_point(point.map(LAMBDA(std::trunc, 1)), cell_size);
+}
+
+GridCellBoundaries grid_cell_from_point(Vec2 point, Vec2 cell_size) {
+    auto x1 = point.x();
+    auto y1 = point.y();
+    auto x2 = x1 + cell_size.x();
+    auto y2 = y1 + cell_size.y();
 
     return GridCellBoundaries{x1, x2, y1, y2};
 }
@@ -27,13 +33,17 @@ Vector<2> GridCellBoundaries::bottom_right() const {
     return {x2, y2};
 }
 
-CubeCellBoundaries cube_cell_for_point(Vector<3> point) {
-    auto x1 = std::trunc(point.x());
-    auto y1 = std::trunc(point.y());
-    auto z1 = std::trunc(point.z());
-    auto x2 = x1 + 1.0f;
-    auto y2 = y1 + 1.0f;
-    auto z2 = z1 + 1.0f;
+CubeCellBoundaries cube_cell_containing_point(Vec3 point, Vec3 cell_size) {
+    return cube_cell_from_point(point.map(LAMBDA(std::trunc, 1)), cell_size);
+}
+
+CubeCellBoundaries cube_cell_from_point(Vec3 point, Vec3 cell_size) {
+    auto x1 = point.x();
+    auto y1 = point.y();
+    auto z1 = point.z();
+    auto x2 = x1 + cell_size.x();
+    auto y2 = y1 + cell_size.y();
+    auto z2 = z1 + cell_size.z();
 
     return CubeCellBoundaries{x1, x2, y1, y2, z1, z2};
 }
@@ -74,4 +84,4 @@ GridCellBoundaries CubeCellBoundaries::grid_cell() const {
     return {x1, x2, y1, y2};
 }
 
-}
\ No newline at end of file
+}
-- 
cgit 1.4.1