Adding Ground truth

Author: lquatrin

README.md

@@ -24,6 +24,13 @@ A volume rendering application with different techniques, trying to be as simila
 * 1-Pass - Ray Casting
   - Structured Single-pass GLSL Ray Casting
 
+* 1-Pass - Ray Casting - Cone Ground Truth (Steps)
+  - Structured Single-pass Ray Casting: Directional Ambient Occlusion and Shadows with Cone Tracing
+  - Ray Tracing Ground Truth
+  - Implements: 
+    - Directional Ambient Occlusion
+    - Cone Shadows
+
 * 1-Pass - Ray Casting - Dir. Occlusion Shading
    - Structured Single-pass Ray Casting: Directional Ambient Occlusion and Shadows with Cone Tracing
    - Leonardo Q. Campagnolo, Waldemar Celes. Interactive directional ambient occlusion and shadow computations for volume ray casting. Computers & Graphics, Volume 84, 2019, Pages 66-76, ISSN 0097-8493. doi: 10.1016/j.cag.2019.08.009.

cppvolrend/CMakeLists.txt

@@ -33,6 +33,9 @@ add_executable(cppvolrend
                # GPU Image Order Ray Casting
                structured/rc1pass/rc1prenderer.cpp                             structured/rc1pass/rc1prenderer.h
 
+               # Directional Ambient Occlusion and Cone Shadows Ground Truth
+               structured/rc1pcrtgt/crtgtrenderer.cpp                          structured/rc1pcrtgt/crtgtrenderer.h
+
                # Directional Occlusion Shading for Single Pass GPU Ray Casting
                structured/rc1pdosct/conegaussiansampler.cpp                    structured/rc1pdosct/conegaussiansampler.h
                structured/rc1pdosct/dosrcrenderer.cpp                          structured/rc1pdosct/dosrcrenderer.h

cppvolrend/main.cpp

@@ -21,6 +21,7 @@
 #include "volrendernull.h"
 // 1-pass - Ray Casting - GLSL
 #include "structured/rc1pass/rc1prenderer.h"
+#include "structured/rc1pcrtgt/crtgtrenderer.h"
 #include "structured/rc1pdosct/dosrcrenderer.h"
 //-----------------------------------------------------------------------------------------------------------------------------------------------------------------
 
@@ -52,6 +53,7 @@ int main (int argc, char **argv)
   //-----------------------------------------------------------------------------------------------------------------------------------------------------------------
   // 1-pass - Ray Casting - GLSL
   RenderingManager::Instance()->AddVolumeRenderer(new RayCasting1Pass());
+  RenderingManager::Instance()->AddVolumeRenderer(new RC1PConeLightGroundTruthSteps());
   RenderingManager::Instance()->AddVolumeRenderer(new RC1PConeTracingDirOcclusionShading());
   //-----------------------------------------------------------------------------------------------------------------------------------------------------------------