From ac1784f29b98f50bcac38ab224a19cd377a0912d Mon Sep 17 00:00:00 2001
From: Erik <debugerr@gmail.com>
Date: Tue, 10 Apr 2018 16:47:20 +0300
Subject: [PATCH] Update lighting.cpp

Real fix for missing rows and columns.
---
 src/6.pbr/1.1.lighting/lighting.cpp | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/6.pbr/1.1.lighting/lighting.cpp b/src/6.pbr/1.1.lighting/lighting.cpp
index a804357..38d4c07 100644
--- a/src/6.pbr/1.1.lighting/lighting.cpp
+++ b/src/6.pbr/1.1.lighting/lighting.cpp
@@ -132,10 +132,10 @@ int main()
 
         // render rows*column number of spheres with varying metallic/roughness values scaled by rows and columns respectively
         glm::mat4 model;
-        for (unsigned int row = 0; row < nrRows; ++row) 
+        for (int row = 0; row < nrRows; ++row) 
         {
             shader.setFloat("metallic", (float)row / (float)nrRows);
-            for (unsigned int col = 0; col < nrColumns; ++col) 
+            for (int col = 0; col < nrColumns; ++col) 
             {
                 // we clamp the roughness to 0.025 - 1.0 as perfectly smooth surfaces (roughness of 0.0) tend to look a bit off
                 // on direct lighting.
@@ -143,8 +143,8 @@ int main()
                 
                 model = glm::mat4();
                 model = glm::translate(model, glm::vec3(
-                    (col - (nrColumns / 2.)) * spacing, 
-                    (row - (nrRows / 2.)) * spacing, 
+                    (col - (nrColumns / 2)) * spacing, 
+                    (row - (nrRows / 2)) * spacing, 
                     0.0f
                 ));
                 shader.setMat4("model", model);