Probulator

Experimentation framework for probe-based lighting.

Example report

Radiance	Irradiance	Irradiance Error (sMAPE)	Mode
		N/A	Monte Carlo [Importance Sampling] Reference
			Ambient Cube
			Spherical Harmonics L1 [Geomerics]
			Spherical Harmonics L1
			Spherical Harmonics L2
			Spherical Harmonics L3
			Spherical Harmonics L4
			Spherical Harmonics L2 [Windowed]
			Spherical Gaussians [Naive]
			Spherical Gaussians [Least Squares]
			Spherical Gaussians [Least Squares + Ambient]
			Spherical Gaussians [Non-Negative Least Squares]

Other pre-generated reports in HTML and Markdown formats are included in the repository.

• Ennis
• Grace
• Pisa
• Uffizi
• Wells

How to build

CMake is used to generate native build projects for target platform.

Windows, Visual Studio 2015

mkdir Build
cd Build
cmake -G "Visual Studio 14 2015 Win64" ..
cmake --build . --config Release

Visual Studio 2013 may also work.

MacOS, Xcode

mkdir Build
cd Build
cmake -G Xcode ..
cmake --build . --config Release

Linux

mkdir Build
cd Build
cmake -DCMAKE_BUILD_TYPE=Release ..
cmake --build .

How to run

Run ProbulatorGUI from the build output directory (Build/Source/ProbulatorGUI/Release by default).

HDR Probe Credits

Bernhard Vogl

• wells.hdr

USC Institute for Creative Technologies

• ennis.hdr
• grace.hdr
• pisa.hdr
• uffizi.hdr

Authors

• Yuriy O'Donnell
• David Neubelt