improve demo description

Author: RichardGe

tutorials/00_context_creation/main.cpp

@@ -15,8 +15,10 @@
 #include <cassert>
 #include <iostream>
 
-// this demo shows how to create a RPR context.
-// the RPR context is the first object that needs to be created before any RPR renderings.
+//
+// This demo shows how to create a RPR context.
+// The RPR context is the first object that needs to be created before any RPR renderings.
+//
 
 int main()
 {

tutorials/05_basic_scene/main.cpp

@@ -17,7 +17,7 @@
 
 //
 // This demo is a good starting point to learn all the basic features of RPR.
-// You'll learn how to manage  geometry, light, camera, framebuffer, materials  for simple cube renderings.
+// You'll learn how to manage  geometry, light, camera, framebuffer, materials for simple cubes renderings.
 //
 
 int main()

tutorials/13_deformation_motion_blur/main.cpp

@@ -14,6 +14,10 @@
 #include <cassert>
 #include <iostream>
 
+//
+// This demo covers vertices deformation over time for a blur effect.
+//
+
 int main()
 {
 	//	enable Radeon ProRender API trace

tutorials/21_material/main.cpp

@@ -15,6 +15,14 @@
 #include <cassert>
 #include <iostream>
 
+
+//
+// This demo illustrates how to create materials in RPR.
+// It's not covering the UBER material which is used inside the 22_material_uber demo.
+//
+
+
+
 //
 // Garbage Collector functions :
 //

tutorials/22_material_uber/main.cpp

@@ -16,6 +16,12 @@
 #include <iostream>
 
 
+
+//
+// This demo illustrates examples for the UBER ( RPR_MATERIAL_NODE_UBERV2 ) material. 
+//
+
+
 //
 // Garbage Collector functions :
 //

tutorials/30_tiled_render/main.cpp

@@ -22,6 +22,14 @@
 #include <vector>
 #include <string>
 
+
+//
+// This demo illustrates how to break down the framebuffer into smaller render regions (tiles)
+//
+//
+
+
+
 //-------------------Utilities-----------------------------
 static void StudyErrorCode(rpr_int errorCode, rpr_context context__ = nullptr)
 {

tutorials/32_gl_interop/main.cpp

@@ -10,6 +10,14 @@
 *
 \*****************************************************************************/
 
+
+
+//
+// Demo covering an RPR rendering inside an OpenGL app.
+//
+//
+
+
 #ifdef __APPLE__
 #include "GL/glew.h"
 #elif WIN32

tutorials/33_aov/main.cpp

@@ -16,6 +16,12 @@
 #include <iostream>
 
 
+//
+// This demo covers AOV (Arbitrary Output Variables), providing way to render different material component - mostly used for scene debugging.
+//
+//
+
+
 int main()
 {
 

tutorials/50_curve/main.cpp

@@ -8,6 +8,13 @@
 *  Copyright(C) 2011-2021 Advanced Micro Devices, Inc. All rights reserved.
 *
 \*****************************************************************************/
+
+
+//
+// Demo covering Curves rendering. 
+// Curves are often used for hair rendering.
+//
+
 #include "RadeonProRender.h"
 #include "RprLoadStore.h"
 #include "Math/mathutils.h"

tutorials/60_mesh_export/main.cpp

@@ -8,6 +8,14 @@
 *  Copyright(C) 2011-2021 Advanced Micro Devices, Inc. All rights reserved.
 *
 \*****************************************************************************/
+
+
+//
+// Shows how to export an RPR scene as RPRS files ( native RPR file format ) or GLTF ( Khronos Group ).
+//
+//
+
+
 #include "RadeonProRender.h"
 #include "Math/mathutils.h"
 #include "RprLoadStore.h" //For Export to RPRS ( native RPR file format )