aboutsummaryrefslogtreecommitdiff
path: root/Minecraft.Client/DistanceChunkSorter.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'Minecraft.Client/DistanceChunkSorter.cpp')
-rw-r--r--Minecraft.Client/DistanceChunkSorter.cpp24
1 files changed, 24 insertions, 0 deletions
diff --git a/Minecraft.Client/DistanceChunkSorter.cpp b/Minecraft.Client/DistanceChunkSorter.cpp
new file mode 100644
index 00000000..80ac0cdf
--- /dev/null
+++ b/Minecraft.Client/DistanceChunkSorter.cpp
@@ -0,0 +1,24 @@
+#include "stdafx.h"
+#include "DistanceChunkSorter.h"
+#include "../Minecraft.World/net.minecraft.world.entity.player.h"
+#include "Chunk.h"
+
+DistanceChunkSorter::DistanceChunkSorter(shared_ptr<Entity> player)
+{
+ ix = -player->x;
+ iy = -player->y;
+ iz = -player->z;
+}
+
+bool DistanceChunkSorter::operator()(const Chunk *c0, const Chunk *c1) const
+{
+ double xd0 = c0->xm + ix;
+ double yd0 = c0->ym + iy;
+ double zd0 = c0->zm + iz;
+
+ double xd1 = c1->xm + ix;
+ double yd1 = c1->ym + iy;
+ double zd1 = c1->zm + iz;
+
+ return (((xd0 * xd0 + yd0 * yd0 + zd0 * zd0) - (xd1 * xd1 + yd1 * yd1 + zd1 * zd1)) * 1024) < 0.0;
+} \ No newline at end of file