use parallel

14 files changed, 192 insertions, 112 deletions

diff --git a/.idea/QtSettings.xml b/.idea/QtSettings.xml
index faa7b06..dd42746 100644
--- a/.idea/QtSettings.xml
+++ b/.idea/QtSettings.xml
@@ -1,7 +1,7 @@
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+    <option name="myCurrentProfile" value="Release" />
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         <entry key="Debug">
diff --git a/cmake-build-debug/.ninja_deps b/cmake-build-debug/.ninja_deps
index adacbbe..afe4e66 100644
--- a/cmake-build-debug/.ninja_deps
+++ b/cmake-build-debug/.ninja_deps
diff --git a/cmake-build-debug/.ninja_log b/cmake-build-debug/.ninja_log
index 4581354..16706eb 100644
--- a/cmake-build-debug/.ninja_log
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 /Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/vec4ops/vec4ops.h
+/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/4dvecops/vec4ops.h
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-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/raytracer/raytracescene.cpp
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diff --git a/cmake-build-debug/Testing/Temporary/LastTest.log b/cmake-build-debug/Testing/Temporary/LastTest.log
index fd0150a..88bec46 100644
--- a/cmake-build-debug/Testing/Temporary/LastTest.log
+++ b/cmake-build-debug/Testing/Temporary/LastTest.log
@@ -1,3 +1,3 @@
-Start testing: Dec 13 02:08 EST
+Start testing: Dec 13 02:25 EST
 ----------------------------------------------------------
-End testing: Dec 13 02:08 EST
+End testing: Dec 13 02:25 EST
diff --git a/cmake-build-debug/projects_ray b/cmake-build-debug/projects_ray
index 872dc91..a947143 100755
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diff --git a/cmake-build-release/.ninja_deps b/cmake-build-release/.ninja_deps
index 9ebf0dc..3795333 100644
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  mdp:/Library/Developer/CommandLineTools/SDKs/MacOSX13.1.sdk/usr/include/AvailabilityInternal.h
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  mdp:/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/camera/camera.h
  mdp:/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/raytracer/raytracer.h
  mdp:/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/raytracer/raytracescene.h
+ mdp:/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/utils/aspectratiowidget/aspectratiowidget.hpp
  mdp:/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/utils/rgba.h
  mdp:/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/utils/scenedata.h
  mdp:/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/utils/sceneparser.h
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  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtCore.framework/Versions/A/Headers/qlist.h
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  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtCore.framework/Versions/A/Headers/qlogging.h
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  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtCore.framework/Versions/A/Headers/qrefcount.h
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  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtCore.framework/Versions/A/Headers/qscopedpointer.h
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  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtCore.framework/Versions/A/Headers/qset.h
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  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtGui.framework/Versions/A/Headers/qtransform.h
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  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtOpenGLWidgets.framework/Versions/A/Headers/qtopenglwidgetsglobal.h
+ mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/QBoxLayout
+ mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/QCheckBox
+ mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/QDoubleSpinBox
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/QLabel
+ mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/QMainWindow
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+ mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/QSlider
+ mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/QSpinBox
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/QWidget
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+ mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qabstractslider.h
+ mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qabstractspinbox.h
+ mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qboxlayout.h
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  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qframe.h
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  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qlabel.h
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+ mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qlayoutitem.h
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+ mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qpushbutton.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qsizepolicy.h
+ mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qslider.h
+ mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qspinbox.h
+ mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qtabwidget.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qtwidgets-config.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qtwidgetsexports.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qtwidgetsglobal.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qwidget.h
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/raytracer/raytracescene.h
+/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/camera/camera.cpp
+/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/aliasing/supersample.cpp
+/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/camera/camera.h
+/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/vec4ops/vec4ops.h
+/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/utils/scenefilereader.h
+/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/accelerate/myqthreads.cpp
+/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/vec4ops/vec4ops.cpp
+/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/accelerate/bvh.h
+/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/accelerate/bvh.cpp
+/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/utils/scenedata.h
+/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/utils/sceneparser.h
 /Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/utils/aspectratiowidget/aspectratiowidget.hpp
  mmc:Q_OBJECT
  mdp:/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/utils/aspectratiowidget/aspectratiowidget.hpp
@@ -1065,20 +1115,10 @@
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qtwidgetsexports.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qtwidgetsglobal.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qwidget.h
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/utils/sceneparser.h
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/utils/scenedata.h
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/accelerate/bvh.cpp
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/accelerate/bvh.h
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/vec4ops/vec4ops.cpp
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/accelerate/myqthreads.cpp
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/utils/scenefilereader.h
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/vec4ops/vec4ops.h
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/camera/camera.h
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/aliasing/supersample.cpp
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/camera/camera.cpp
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/mainwindow.h
+/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/raytracer/raytracescene.h
+/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/raytracer/raytracer.h
  mmc:Q_OBJECT
- mdp:/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/mainwindow.h
+ mdp:/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/raytracer/raytracer.h
  mdp:/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/cmake-build-release/projects_ray_autogen/moc_predefs.h
  mdp:/Library/Developer/CommandLineTools/SDKs/MacOSX13.1.sdk/usr/include/Availability.h
  mdp:/Library/Developer/CommandLineTools/SDKs/MacOSX13.1.sdk/usr/include/AvailabilityInternal.h
@@ -1531,7 +1571,6 @@
  mdp:/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/camera/camera.h
  mdp:/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/raytracer/raytracer.h
  mdp:/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/raytracer/raytracescene.h
- mdp:/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/utils/aspectratiowidget/aspectratiowidget.hpp
  mdp:/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/utils/rgba.h
  mdp:/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/utils/scenedata.h
  mdp:/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/utils/sceneparser.h
@@ -1582,7 +1621,6 @@
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtCore.framework/Versions/A/Headers/qiterator.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtCore.framework/Versions/A/Headers/qline.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtCore.framework/Versions/A/Headers/qlist.h
- mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtCore.framework/Versions/A/Headers/qlocale.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtCore.framework/Versions/A/Headers/qlogging.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtCore.framework/Versions/A/Headers/qmalloc.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtCore.framework/Versions/A/Headers/qmap.h
@@ -1603,7 +1641,6 @@
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtCore.framework/Versions/A/Headers/qprocessordetection.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtCore.framework/Versions/A/Headers/qrect.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtCore.framework/Versions/A/Headers/qrefcount.h
- mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtCore.framework/Versions/A/Headers/qregularexpression.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtCore.framework/Versions/A/Headers/qscopedpointer.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtCore.framework/Versions/A/Headers/qscopeguard.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtCore.framework/Versions/A/Headers/qset.h
@@ -1676,57 +1713,20 @@
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtGui.framework/Versions/A/Headers/qtguiexports.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtGui.framework/Versions/A/Headers/qtguiglobal.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtGui.framework/Versions/A/Headers/qtransform.h
- mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtGui.framework/Versions/A/Headers/qvalidator.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtGui.framework/Versions/A/Headers/qwindowdefs.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtOpenGLWidgets.framework/Versions/A/Headers/QOpenGLWidget
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtOpenGLWidgets.framework/Versions/A/Headers/qopenglwidget.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtOpenGLWidgets.framework/Versions/A/Headers/qtopenglwidgetsexports.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtOpenGLWidgets.framework/Versions/A/Headers/qtopenglwidgetsglobal.h
- mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/QBoxLayout
- mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/QCheckBox
- mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/QDoubleSpinBox
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/QLabel
- mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/QMainWindow
- mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/QPushButton
- mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/QSlider
- mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/QSpinBox
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/QWidget
- mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qabstractbutton.h
- mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qabstractslider.h
- mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qabstractspinbox.h
- mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qboxlayout.h
- mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qcheckbox.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qframe.h
- mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qgridlayout.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qlabel.h
- mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qlayout.h
- mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qlayoutitem.h
- mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qmainwindow.h
- mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qpushbutton.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qsizepolicy.h
- mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qslider.h
- mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qspinbox.h
- mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qtabwidget.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qtwidgets-config.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qtwidgetsexports.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qtwidgetsglobal.h
  mdp:/Users/sotech117/Qt/6.5.2/macos/lib/QtWidgets.framework/Versions/A/Headers/qwidget.h
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/illuminate/illuminate.cpp
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/main.cpp
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/intersect/intersect.cpp
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/illuminate/reflect.cpp
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/raytracer/raytracescene.cpp
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/mainwindow.cpp
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/settings.h
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/illuminate/shadow.cpp
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/utils/sceneparser.cpp
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/settings.cpp
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/accelerate/kdtree.cpp
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/raytracer/raytracer.cpp
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/utils/raytracerutils.cpp
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/texture/texture.cpp
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/intersect/normals.cpp
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/vec4ops/transform4d.cpp
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/vec4ops/rotations4d.cpp
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/aliasing/filter.cpp
-/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/utils/scenefilereader.cpp
+/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/accelerate/kdtree.h
+/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/utils/rgba.h
+/Users/sotech117/Documents/master/graphics/the-all-americans-in-cs1230/src/accelerate/myqtconcurrent.cpp
diff --git a/cmake-build-release/Testing/Temporary/LastTest.log b/cmake-build-release/Testing/Temporary/LastTest.log
index 0d95d23..ae07a38 100644
--- a/cmake-build-release/Testing/Temporary/LastTest.log
+++ b/cmake-build-release/Testing/Temporary/LastTest.log
@@ -1,3 +1,3 @@
-Start testing: Dec 13 02:03 EST
+Start testing: Dec 13 02:26 EST
 ----------------------------------------------------------
-End testing: Dec 13 02:03 EST
+End testing: Dec 13 02:26 EST
diff --git a/cmake-build-release/projects_ray b/cmake-build-release/projects_ray
index 64dea30..d34b153 100755
--- a/cmake-build-release/projects_ray
+++ b/cmake-build-release/projects_ray
diff --git a/src/accelerate/myqtconcurrent.cpp b/src/accelerate/myqtconcurrent.cpp
index bf99070..08248f4 100644
--- a/src/accelerate/myqtconcurrent.cpp
+++ b/src/accelerate/myqtconcurrent.cpp
@@ -7,8 +7,8 @@
 #include "settings.h"
 
 struct pixelRoutineArgs {
-    glm::vec4 pCamera;
-    glm::vec4 dCamera;
+    glm::vec4 pWorld;
+    glm::vec4 dWorld;
     const RayTraceScene &scene;
     RayTracer *rt;
 };
@@ -44,7 +44,7 @@ void RayTracer::renderParallel(RGBA *imageData, const RayTraceScene &scene)
     // }
     for (int imageRow = 0; imageRow < scene.height(); imageRow++) {
         for (int imageCol = 0; imageCol < scene.width(); imageCol++) {
-            // FIXME: for now, use height as depth
+            // FIXME: for now, use W slider ad depth
             int imageDepth = (int) ((settings.w + 100.f) * (5.f / 2.f));
             // compute the ray
             float x = (imageCol - scene.width()/2.f) * viewplaneWidth / scene.width();
@@ -53,17 +53,14 @@ void RayTracer::renderParallel(RGBA *imageData, const RayTraceScene &scene)
 
             glm::vec4 pWorld = Vec4Ops::transformPoint4(glm::vec4(0.f), camera.getViewMatrix(), camera.getTranslationVector());
             glm::vec4 dWorld = Vec4Ops::transformDir4(glm::vec4(x, y, z, -1.0), camera.getViewMatrix());
-            // get the pixel color
-            glm::vec4 pixelColor = getPixelFromRay(pWorld, dWorld, scene, 0);
 
-            // set the pixel color
-            int index = imageRow * scene.width() + imageCol;
-            imageData[index] = RGBA{
-                    (std::uint8_t) (pixelColor.r * 255.f),
-                    (std::uint8_t) (pixelColor.g * 255.f),
-                    (std::uint8_t) (pixelColor.b * 255.f),
-                    (std::uint8_t) (pixelColor.a * 255.f)
-            };
+             pixelRoutineArgs args{
+                     pWorld,
+                     dWorld,
+                     scene,
+                     this
+             };
+             l.append(args);
         }
     }
     QList<RGBA> pixels = QtConcurrent::blockingMapped(l, pixelRoutine);
@@ -72,8 +69,12 @@ void RayTracer::renderParallel(RGBA *imageData, const RayTraceScene &scene)
     // get the slice relating to z == 0 and set it into int the iamge data array
 
     // int currentSlice = settings.w + 100.f * (5.f / 2.f);
+    int index = 0;
+    for (RGBA p : pixels) {
+        imageData[index++] = p;
+    }
 
-    std::cout << " here " << std::endl;
+    std::cout << "done rendering" << std::endl;
 
     if (m_enableAntiAliasing)
     {
@@ -84,27 +85,11 @@ void RayTracer::renderParallel(RGBA *imageData, const RayTraceScene &scene)
 
 RGBA pixelRoutine(pixelRoutineArgs args)
 {
-    auto eyeCamera = args.pCamera;
-    auto pixelDirCamera = args.dCamera;
+    auto pWorld = args.pWorld;
+    auto dWorld = args.dWorld;
     auto scene = args.scene;
     auto rt = args.rt;
 
-    // convert camera space to world space
-    auto inv = scene.getCamera().getInverseViewMatrix();
-    glm::vec4 pWorld = inv * eyeCamera;
-    glm::vec4 dWorld = glm::normalize(inv * pixelDirCamera);
-
-    if (rt->m_enableDepthOfField)
-    {
-        // if we're doing depth of field, we need to shoot multiple rays, see camera.cpp
-        return RayTracer::toRGBA(rt->secondaryRays(pWorld, dWorld, scene));
-    }
-    if (rt->m_enableSuperSample)
-    {
-        // if we're doing super sampling, we need to shoot multiple rays, see raytracer.cpp
-        return rt->superSample(eyeCamera, pixelDirCamera, scene);
-    }
-
     // shoot ray!
     RGBA pixel = RayTracer::toRGBA(rt->getPixelFromRay(pWorld, dWorld, scene, 0));
     return pixel;
diff --git a/src/camera/camera.cpp b/src/camera/camera.cpp
index 5097b6c..78ae483 100644
--- a/src/camera/camera.cpp
+++ b/src/camera/camera.cpp
@@ -32,6 +32,11 @@ glm::mat4 Camera::getInverseViewMatrix() const {
     return m_inverseViewMatrix;
 }
 
+glm::vec4 Camera::getPos() const {
+    // Optional TODO: implement the getter or make your own design
+    return m_pos;
+}
+
 glm::vec4 Camera::getTranslationVector() const {
     return m_translationVector;
 }
diff --git a/src/camera/camera.h b/src/camera/camera.h
index a6e8c0a..08750fb 100644
--- a/src/camera/camera.h
+++ b/src/camera/camera.h
@@ -35,21 +35,21 @@ public:
     // You can ignore if you are not attempting to implement depth of field.
     float getAperture() const;
 
-    glm::vec3 getPos() const;
+    glm::vec4 getPos() const;
 
     float cameraDepth = -1.f;
     std::vector<glm::vec3> m_controlPoints;
 
 private:
-    glm::mat4 m_viewMatrix;
-    glm::mat4 m_inverseViewMatrix;
+    glm::mat4 m_viewMatrix{};
+    glm::mat4 m_inverseViewMatrix{};
     float m_heightAngle;
-    glm::vec3 m_pos;
+    glm::vec4 m_pos;
 
     float m_focalLength;
     float m_aperture;
 
-    glm::vec4 m_translationVector;
-    glm::vec4 m_inverseTranslationVector;
+    glm::vec4 m_translationVector{};
+    glm::vec4 m_inverseTranslationVector{};
 };