From b754dcd27c39430d8f844503b339d55e6af1d316 Mon Sep 17 00:00:00 2001
From: matrefeytontias <mattias@refeyton.fr>
Date: Fri, 5 Apr 2019 20:45:26 +0200
Subject: [PATCH] Better camera orientation clamping ; correctly count rendered
 tetrahedra

---
 include/Camera4.hpp | 2 +-
 src/main.cpp        | 5 ++++-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/include/Camera4.hpp b/include/Camera4.hpp
index 756218b..a9d83d5 100644
--- a/include/Camera4.hpp
+++ b/include/Camera4.hpp
@@ -44,7 +44,7 @@ struct Camera4 : private Transform4
         _xz += (mouseX - _prevMouseX) / rotationDivisorX;
         _yz += (mouseY - _prevMouseY) / rotationDivisorY;
         // Cap _yz rotation at head and feet
-        _yz = clamp(_yz, -(float)M_PI / 2, (float)M_PI / 2);
+        _yz = clamp(_yz, -(float)M_PI / 2 + 0.01f, (float)M_PI / 2 - 0.01f);
         
         Vector4f dir = Vector4f(-sin(_xz) * cos(_yz), sin(_yz), cos(_xz) * cos(_yz), 0);
         lookAt(dir, Vector4f(0, 1, 0, 0), Vector4f(0, 0, 0, 1));
diff --git a/src/main.cpp b/src/main.cpp
index 2b8b1ef..4ddb8f5 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -260,7 +260,10 @@ int _main(int, char *argv[])
     {
         const Model4RenderContext *rc = obj.getRenderContext();
         if(rc)
-            tetrahedra += rc->geometry.cells.size() / 4;
+        {
+            tetrahedra += rc->geometry.isIndexed() ? rc->geometry.cells.size() / 4
+                : rc->geometry.vertices.size() / 4;
+        }
     });
     
     perspective(p, 90, (float)display_w / display_h, 0.01, 40);